web/facet.py
author Aurelien Campeas <aurelien.campeas@logilab.fr>
Fri, 20 May 2011 19:22:30 +0200
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permissions -rw-r--r--
[web.facet] self.w -> w
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# copyright 2003-2011 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
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# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
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#
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# This file is part of CubicWeb.
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#
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# CubicWeb is free software: you can redistribute it and/or modify it under the
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# terms of the GNU Lesser General Public License as published by the Free
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# Software Foundation, either version 2.1 of the License, or (at your option)
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# any later version.
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#
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# CubicWeb is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Lesser General Public License along
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# with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.
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"""
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The :mod:`cubicweb.web.facet` module contains a set of abstract classes to use
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as bases to build your own facets
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All facet classes inherits from the :class:`AbstractFacet` class, though you'll
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usually find some more handy class that do what you want.
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Let's see available classes.
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Classes you'll want to use
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--------------------------
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.. autoclass:: cubicweb.web.facet.RelationFacet
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.. autoclass:: cubicweb.web.facet.RelationAttributeFacet
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.. autoclass:: cubicweb.web.facet.HasRelationFacet
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.. autoclass:: cubicweb.web.facet.AttributeFacet
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.. autoclass:: cubicweb.web.facet.RangeFacet
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.. autoclass:: cubicweb.web.facet.DateRangeFacet
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Classes for facets implementor
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------------------------------
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Unless you didn't find the class that does the job you want above, you may want
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to skip those classes...
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.. autoclass:: cubicweb.web.facet.AbstractFacet
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.. autoclass:: cubicweb.web.facet.VocabularyFacet
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.. comment: XXX widgets
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"""
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__docformat__ = "restructuredtext en"
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_ = unicode
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from copy import deepcopy
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from datetime import date, datetime, timedelta
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from logilab.mtconverter import xml_escape
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from logilab.common.graph import has_path
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from logilab.common.decorators import cached
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from logilab.common.date import datetime2ticks, ustrftime, ticks2datetime
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from logilab.common.compat import all
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from rql import parse, nodes, utils
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from cubicweb import Unauthorized, typed_eid
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from cubicweb.schema import display_name
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from cubicweb.utils import make_uid
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from cubicweb.selectors import match_context_prop, partial_relation_possible
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from cubicweb.appobject import AppObject
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from cubicweb.web.htmlwidgets import HTMLWidget
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def rtype_facet_title(facet):
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    ptypes = facet.cw_rset.column_types(0)
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    if len(ptypes) == 1:
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        return display_name(facet._cw, facet.rtype, form=facet.role,
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                            context=iter(ptypes).next())
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    return display_name(facet._cw, facet.rtype, form=facet.role)
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## rqlst manipulation functions used by facets ################################
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def prepare_facets_rqlst(rqlst, args=None):
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    """prepare a syntax tree to generate facet filters
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    * remove ORDERBY clause
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    * cleanup selection (remove everything)
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    * undefine unnecessary variables
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    * set DISTINCT
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    * unset LIMIT/OFFSET
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    """
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    if len(rqlst.children) > 1:
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        raise NotImplementedError('FIXME: union not yet supported')
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    select = rqlst.children[0]
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    mainvar = filtered_variable(select)
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    select.set_limit(None)
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    select.set_offset(None)
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    baserql = select.as_string(kwargs=args)
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    # cleanup sort terms
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    select.remove_sort_terms()
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    # selection: only vocabulary entity
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    for term in select.selection[:]:
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        select.remove_selected(term)
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    # remove unbound variables which only have some type restriction
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    for dvar in select.defined_vars.values():
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        if not (dvar is mainvar or dvar.stinfo['relations']):
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            select.undefine_variable(dvar)
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    # global tree config: DISTINCT, LIMIT, OFFSET
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    select.set_distinct(True)
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    return mainvar, baserql
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def filtered_variable(rqlst):
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    vref = rqlst.selection[0].iget_nodes(nodes.VariableRef).next()
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    return vref.variable
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def get_facet(req, facetid, rqlst, mainvar):
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    return req.vreg['facets'].object_by_id(facetid, req, rqlst=rqlst,
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                                           filtered_variable=mainvar)
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def filter_hiddens(w, **kwargs):
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    for key, val in kwargs.items():
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        w(u'<input type="hidden" name="%s" value="%s" />' % (
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            key, xml_escape(val)))
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def _may_be_removed(rel, schema, mainvar):
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    """if the given relation may be removed from the tree, return the variable
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    on the other side of `mainvar`, else return None
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    Conditions:
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    * the relation is an attribute selection of the main variable
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    * the relation is optional relation linked to the main variable
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    * the relation is a mandatory relation linked to the main variable
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      without any restriction on the other variable
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    """
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    lhs, rhs = rel.get_variable_parts()
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    rschema = schema.rschema(rel.r_type)
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    if lhs.variable is mainvar:
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        try:
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            ovar = rhs.variable
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        except AttributeError:
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            # constant restriction
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            # XXX: X title LOWER(T) if it makes sense?
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            return None
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        if rschema.final:
0
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            if len(ovar.stinfo['relations']) == 1:
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                # attribute selection
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                return ovar
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            return None
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        opt = 'right'
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        cardidx = 0
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    elif getattr(rhs, 'variable', None) is mainvar:
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        ovar = lhs.variable
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        opt = 'left'
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        cardidx = 1
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    else:
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        # not directly linked to the main variable
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        return None
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    if rel.optional in (opt, 'both'):
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        # optional relation
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        return ovar
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    if all(rdef.cardinality[cardidx] in '1+'
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           for rdef in rschema.rdefs.values()):
0
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        # mandatory relation without any restriction on the other variable
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        for orel in ovar.stinfo['relations']:
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            if rel is orel:
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                continue
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            if _may_be_removed(orel, schema, ovar) is None:
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                return None
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        return ovar
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    return None
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def _make_relation(rqlst, mainvar, rtype, role):
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    newvar = rqlst.make_variable()
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    if role == 'object':
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        rel = nodes.make_relation(newvar, rtype, (mainvar,), nodes.VariableRef)
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    else:
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        rel = nodes.make_relation(mainvar, rtype, (newvar,), nodes.VariableRef)
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    return newvar, rel
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0
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def _add_rtype_relation(rqlst, mainvar, rtype, role):
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    """add a relation relying `mainvar` to entities linked by the `rtype`
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    relation (where `mainvar` has `role`)
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    return the inserted variable for linked entities.
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    """
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    newvar, newrel = _make_relation(rqlst, mainvar, rtype, role)
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    rqlst.add_restriction(newrel)
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    return newvar, newrel
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def _add_eid_restr(rel, restrvar, value):
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    rrel = nodes.make_constant_restriction(restrvar, 'eid', value, 'Int')
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    rel.parent.replace(rel, nodes.And(rel, rrel))
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def _prepare_vocabulary_rqlst(rqlst, mainvar, rtype, role,
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                              select_target_entity=True):
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    """prepare a syntax tree to generate a filter vocabulary rql using the given
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    relation:
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    * create a variable to filter on this relation
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    * add the relation
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    * add the new variable to GROUPBY clause if necessary
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    * add the new variable to the selection
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    """
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    newvar = _add_rtype_relation(rqlst, mainvar, rtype, role)[0]
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    if select_target_entity:
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        if rqlst.groupby:
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            rqlst.add_group_var(newvar)
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        rqlst.add_selected(newvar)
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    # add is restriction if necessary
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    if mainvar.stinfo['typerel'] is None:
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        etypes = frozenset(sol[mainvar.name] for sol in rqlst.solutions)
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        rqlst.add_type_restriction(mainvar, etypes)
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    return newvar
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0
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def _remove_relation(rqlst, rel, var):
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    """remove a constraint relation from the syntax tree"""
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    # remove the relation
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    rqlst.remove_node(rel)
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    # remove relations where the filtered variable appears on the
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    # lhs and rhs is a constant restriction
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    extra = []
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    for vrel in var.stinfo['relations']:
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        if vrel is rel:
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            continue
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        if vrel.children[0].variable is var:
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            if not vrel.children[1].get_nodes(nodes.Constant):
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                extra.append(vrel)
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            rqlst.remove_node(vrel)
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    return extra
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def _set_orderby(rqlst, newvar, sortasc, sortfuncname):
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    if sortfuncname is None:
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        rqlst.add_sort_var(newvar, sortasc)
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    else:
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        vref = nodes.variable_ref(newvar)
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        vref.register_reference()
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        sortfunc = nodes.Function(sortfuncname)
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        sortfunc.append(vref)
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        term = nodes.SortTerm(sortfunc, sortasc)
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        rqlst.add_sort_term(term)
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def insert_attr_select_relation(rqlst, mainvar, rtype, role, attrname,
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                                sortfuncname=None, sortasc=True,
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                                select_target_entity=True):
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    """modify a syntax tree to :
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    * link a new variable to `mainvar` through `rtype` (where mainvar has `role`)
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    * retrieve only the newly inserted variable and its `attrname`
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    Sorting:
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    * on `attrname` ascendant (`sortasc`=True) or descendant (`sortasc`=False)
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    * on `sortfuncname`(`attrname`) if `sortfuncname` is specified
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    * no sort if `sortasc` is None
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    """
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    _cleanup_rqlst(rqlst, mainvar)
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    var = _prepare_vocabulary_rqlst(rqlst, mainvar, rtype, role,
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                                    select_target_entity)
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    attrvar = rqlst.make_variable()
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    rqlst.add_relation(var, attrname, attrvar)
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    # if query is grouped, we have to add the attribute variable
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    if rqlst.groupby:
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        if not attrvar in rqlst.groupby:
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            rqlst.add_group_var(attrvar)
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    if sortasc is not None:
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        _set_orderby(rqlst, attrvar, sortasc, sortfuncname)
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    # add attribute variable to selection
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    rqlst.add_selected(attrvar)
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    return var
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def _cleanup_rqlst(rqlst, mainvar):
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    """cleanup tree from unnecessary restriction:
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    * attribute selection
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    * optional relations linked to the main variable
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    * mandatory relations linked to the main variable
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    """
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    if rqlst.where is None:
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        return
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    schema = rqlst.root.schema
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    toremove = set()
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    vargraph = deepcopy(rqlst.vargraph) # graph representing links between variable
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    for rel in rqlst.where.get_nodes(nodes.Relation):
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        ovar = _may_be_removed(rel, schema, mainvar)
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        if ovar is not None:
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            toremove.add(ovar)
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    removed = set()
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    while toremove:
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        trvar = toremove.pop()
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        trvarname = trvar.name
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        # remove paths using this variable from the graph
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        linkedvars = vargraph.pop(trvarname)
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        for ovarname in linkedvars:
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            vargraph[ovarname].remove(trvarname)
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        # remove relation using this variable
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        for rel in trvar.stinfo['relations']:
0
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            if rel in removed:
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                # already removed
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                continue
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            rqlst.remove_node(rel)
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            removed.add(rel)
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        rel = trvar.stinfo['typerel']
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        if rel is not None and not rel in removed:
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            rqlst.remove_node(rel)
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            removed.add(rel)
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        # cleanup groupby clause
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        if rqlst.groupby:
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            for vref in rqlst.groupby[:]:
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                if vref.name == trvarname:
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                    rqlst.remove_group_var(vref)
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        # we can also remove all variables which are linked to this variable
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        # and have no path to the main variable
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        for ovarname in linkedvars:
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            if ovarname == mainvar.name:
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                continue
0
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            if not has_path(vargraph, ovarname, mainvar.name):
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                toremove.add(rqlst.defined_vars[ovarname])
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## base facet classes ##########################################################
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class AbstractFacet(AppObject):
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    """Abstract base class for all facets. Facets are stored in their own
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    'facets' registry. They are similar to contextual components since the use
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    the following configurable properties:
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    * `visible`, boolean flag telling if a facet should be displayed or not
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    * `order`, integer to control facets display order
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    * `context`, telling if a facet should be displayed in the table form filter
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      (context = 'tablefilter') or in the facet box (context = 'facetbox') or in
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      both (context = '')
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    The following methods define the facet API:
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    .. automethod:: cubicweb.web.facet.AbstractFacet.get_widget
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    .. automethod:: cubicweb.web.facet.AbstractFacet.add_rql_restrictions
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    Facets will have the following attributes set (beside the standard
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    :class:`~cubicweb.appobject.AppObject` ones):
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    * `rqlst`, the rql syntax tree being facetted
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   338
    * `filtered_variable`, the variable node in this rql syntax tree that we're
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      interested in filtering
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    Facets implementors may also be interested in the following properties /
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    methods:
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    .. automethod:: cubicweb.web.facet.AbstractFacet.operator
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    .. automethod:: cubicweb.web.facet.AbstractFacet.rqlexec
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   346
    """
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    __abstract__ = True
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    __registry__ = 'facets'
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    cw_property_defs = {
0
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        _('visible'): dict(type='Boolean', default=True,
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                           help=_('display the facet or not')),
0
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        _('order'):   dict(type='Int', default=99,
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                           help=_('display order of the facet')),
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        _('context'): dict(type='String', default='',
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                           # None <-> both
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                           vocabulary=(_('tablefilter'), _('facetbox'), ''),
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                           help=_('context where this facet should be displayed, '
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                                  'leave empty for both')),
0
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        }
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    visible = True
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   361
    context = ''
0
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    needs_update = False
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   363
    start_unfolded = True
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   364
    cw_rset = None # ensure facets have a cw_rset attribute
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   365
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parents: 4546
diff changeset
   366
    def __init__(self, req, rqlst=None, filtered_variable=None,
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5535857eeaa5 [appobject selection process] drop the need for the .selected method
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parents: 2656
diff changeset
   367
                 **kwargs):
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parents: 4546
diff changeset
   368
        super(AbstractFacet, self).__init__(req, **kwargs)
95ccd84c892b fix the bad rqlst syntax tree usage during facets initialization by copying it
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parents: 4546
diff changeset
   369
        assert rqlst is not None
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parents:
diff changeset
   370
        assert filtered_variable
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95ccd84c892b fix the bad rqlst syntax tree usage during facets initialization by copying it
Charles Hébert <charles.hebert@logilab.fr>
parents: 4546
diff changeset
   371
        # take care: facet may be retreived using `object_by_id` from an ajax call
95ccd84c892b fix the bad rqlst syntax tree usage during facets initialization by copying it
Charles Hébert <charles.hebert@logilab.fr>
parents: 4546
diff changeset
   372
        # or from `select` using the result set to filter
95ccd84c892b fix the bad rqlst syntax tree usage during facets initialization by copying it
Charles Hébert <charles.hebert@logilab.fr>
parents: 4546
diff changeset
   373
        self.rqlst = rqlst
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5535857eeaa5 [appobject selection process] drop the need for the .selected method
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parents: 2656
diff changeset
   374
        self.filtered_variable = filtered_variable
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diff changeset
   375
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diff changeset
   376
    @property
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diff changeset
   377
    def operator(self):
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parents: 6119
diff changeset
   378
        """Return the operator (AND or OR) to use for this facet when multiple
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parents: 6119
diff changeset
   379
        values are selected.
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parents: 6119
diff changeset
   380
        """
0
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parents:
diff changeset
   381
        # OR between selected values by default
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parents: 3369
diff changeset
   382
        return self._cw.form.get(self.__regid__ + '_andor', 'OR')
467
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
   383
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parents: 6119
diff changeset
   384
    def rqlexec(self, rql, args=None):
c000e41316ec [book] some more documentation and cleanups
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parents: 6119
diff changeset
   385
        """Utility method to execute some rql queries, and simply returning an
c000e41316ec [book] some more documentation and cleanups
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parents: 6119
diff changeset
   386
        empty list if :exc:`Unauthorized` is raised.
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   387
        """
c000e41316ec [book] some more documentation and cleanups
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parents: 6119
diff changeset
   388
        try:
c000e41316ec [book] some more documentation and cleanups
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parents: 6119
diff changeset
   389
            return self._cw.execute(rql, args)
c000e41316ec [book] some more documentation and cleanups
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parents: 6119
diff changeset
   390
        except Unauthorized:
c000e41316ec [book] some more documentation and cleanups
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parents: 6119
diff changeset
   391
            return []
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   392
0
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diff changeset
   393
    def get_widget(self):
6120
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parents: 6119
diff changeset
   394
        """Return the widget instance to use to display this facet, or None if
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   395
        the facet can't do anything valuable (only one value in the vocabulary
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   396
        for instance).
0
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parents:
diff changeset
   397
        """
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parents:
diff changeset
   398
        raise NotImplementedError
467
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
   399
0
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diff changeset
   400
    def add_rql_restrictions(self):
6120
c000e41316ec [book] some more documentation and cleanups
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parents: 6119
diff changeset
   401
        """When some facet criteria has been updated, this method is called to
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   402
        add restriction for this facet into the rql syntax tree. It should get
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   403
        back its value in form parameters, and modify the syntax tree
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   404
        (`self.rqlst`) accordingly.
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   405
        """
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   406
        raise NotImplementedError
467
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
   407
7402
826e5663a686 [facets/table] vertically group facets by two when possible in order to have a more compact horizontal layout in table filter form
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7280
diff changeset
   408
    @property
826e5663a686 [facets/table] vertically group facets by two when possible in order to have a more compact horizontal layout in table filter form
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7280
diff changeset
   409
    def wdgclass(self):
826e5663a686 [facets/table] vertically group facets by two when possible in order to have a more compact horizontal layout in table filter form
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7280
diff changeset
   410
        raise NotImplementedError
826e5663a686 [facets/table] vertically group facets by two when possible in order to have a more compact horizontal layout in table filter form
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7280
diff changeset
   411
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   412
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   413
class VocabularyFacet(AbstractFacet):
6120
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Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   414
    """This abstract class extend :class:`AbstractFacet` to use the
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   415
    :class:`FacetVocabularyWidget` as widget, suitable for facets that may
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   416
    restrict values according to a (usually computed) vocabulary.
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   417
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   418
    A class which inherits from VocabularyFacet must define at least these methods:
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   419
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   420
    .. automethod:: cubicweb.web.facet.VocabularyFacet.vocabulary
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   421
    .. automethod:: cubicweb.web.facet.VocabularyFacet.possible_values
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   422
    """
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   423
    needs_update = True
467
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
   424
7402
826e5663a686 [facets/table] vertically group facets by two when possible in order to have a more compact horizontal layout in table filter form
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7280
diff changeset
   425
    @property
826e5663a686 [facets/table] vertically group facets by two when possible in order to have a more compact horizontal layout in table filter form
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7280
diff changeset
   426
    def wdgclass(self):
826e5663a686 [facets/table] vertically group facets by two when possible in order to have a more compact horizontal layout in table filter form
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7280
diff changeset
   427
        return FacetVocabularyWidget
826e5663a686 [facets/table] vertically group facets by two when possible in order to have a more compact horizontal layout in table filter form
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7280
diff changeset
   428
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   429
    def get_widget(self):
6120
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   430
        """Return the widget instance to use to display this facet.
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   431
6120
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   432
        This implementation expects a .vocabulary method on the facet and
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   433
        return a combobox displaying this vocabulary.
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   434
        """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   435
        vocab = self.vocabulary()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   436
        if len(vocab) <= 1:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   437
            return None
7402
826e5663a686 [facets/table] vertically group facets by two when possible in order to have a more compact horizontal layout in table filter form
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7280
diff changeset
   438
        wdg = self.wdgclass(self)
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   439
        selected = frozenset(typed_eid(eid) for eid in self._cw.list_form_param(self.__regid__))
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   440
        for label, value in vocab:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   441
            if value is None:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   442
                wdg.append(FacetSeparator(label))
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   443
            else:
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   444
                wdg.append(FacetItem(self._cw, label, value, value in selected))
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   445
        return wdg
467
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
   446
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   447
    def vocabulary(self):
6120
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Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   448
        """Return vocabulary for this facet, eg a list of 2-uple (label, value).
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   449
        """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   450
        raise NotImplementedError
467
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
   451
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   452
    def possible_values(self):
6120
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   453
        """Return a list of possible values (as string since it's used to
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   454
        compare to a form value in javascript) for this facet.
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   455
        """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   456
        raise NotImplementedError
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   457
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   458
    def support_and(self):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   459
        return False
467
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
   460
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   461
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   462
class RelationFacet(VocabularyFacet):
6119
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   463
    """Base facet to filter some entities according to other entities to which
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   464
    they are related. Create concret facet by inheriting from this class an then
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   465
    configuring it by setting class attribute described below.
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   466
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   467
    The relation is defined by the `rtype` and `role` attributes.
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   468
6380
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   469
    The `no_relation` boolean flag tells if a special 'no relation' value should be
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   470
    added (allowing to filter on entities which *do not* have the relation set).
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   471
    Default is computed according the relation's cardinality.
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   472
6119
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   473
    The values displayed for related entities will be:
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   474
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   475
    * result of calling their `label_vid` view if specified
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   476
    * else their `target_attr` attribute value if specified
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   477
    * else their eid (you usually want something nicer...)
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   478
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   479
    When no `label_vid` is set, you will get translated value if `i18nable` is
6380
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   480
    set. By default, `i18nable` will be set according to the schema, but you can
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   481
    force its value by setting it has a class attribute.
6119
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   482
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   483
    You can filter out target entity types by specifying `target_type`
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   484
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   485
    By default, vocabulary will be displayed sorted on `target_attr` value in an
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   486
    ascending way. You can control sorting with:
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   487
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   488
    * `sortfunc`: set this to a stored procedure name if you want to sort on the
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   489
      result of this function's result instead of direct value
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   490
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   491
    * `sortasc`: boolean flag to control ascendant/descendant sorting
6120
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   492
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   493
    To illustrate this facet, let's take for example an *excerpt* of the schema
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   494
    of an office location search application:
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   495
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   496
    .. sourcecode:: python
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   497
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   498
      class Office(WorkflowableEntityType):
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   499
          price = Int(description='euros / m2 / HC / HT')
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   500
          surface = Int(description='m2')
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   501
          has_address = SubjectRelation('PostalAddress',
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   502
                                        cardinality='1?',
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   503
                                        composite='subject')
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   504
          proposed_by = SubjectRelation('Agency')
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   505
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   506
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   507
    We can simply define a facet to filter offices according to the agency
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   508
    proposing it:
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   509
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   510
    .. sourcecode:: python
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   511
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   512
      class AgencyFacet(RelationFacet):
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   513
          __regid__ = 'agency'
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   514
          # this facet should only be selected when visualizing offices
6152
6824f8b61098 use is_instance in a number of places (esp. documentation) rather than the deprecated implements
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 6120
diff changeset
   515
          __select__ = RelationFacet.__select__ & is_instance('Office')
6120
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   516
          # this facet is a filter on the 'Agency' entities linked to the office
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   517
          # through the 'proposed_by' relation, where the office is the subject
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   518
          # of the relation
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   519
          rtype = 'has_address'
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   520
          # 'subject' is the default but setting it explicitly doesn't hurt...
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   521
          role = 'subject'
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   522
          # we want to display the agency's name
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   523
          target_attr = 'name'
6119
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   524
    """
838
f2c56312b03a rename abstract_* selectors into partial_* + add docstrings
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 782
diff changeset
   525
    __select__ = partial_relation_possible() & match_context_prop()
5006
871269e5e020 [facet] allow to specify a target type on relation facets for case such as Keyword/CodeKeyword where we only targets Keyword
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4719
diff changeset
   526
    # class attributes to configure the relation facet
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   527
    rtype = None
1433
091ac3ba5d51 remove trailing white spaces
sylvain.thenault@logilab.fr
parents: 1432
diff changeset
   528
    role = 'subject'
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   529
    target_attr = 'eid'
5006
871269e5e020 [facet] allow to specify a target type on relation facets for case such as Keyword/CodeKeyword where we only targets Keyword
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4719
diff changeset
   530
    target_type = None
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   531
    # set this to a stored procedure name if you want to sort on the result of
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   532
    # this function's result instead of direct value
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   533
    sortfunc = None
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   534
    # ascendant/descendant sorting
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   535
    sortasc = True
3328
76888cd23d83 facets enhancement: can now set label_vid to use a view instead of a simple attribute as label
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2996
diff changeset
   536
    # if you want to call a view on the entity instead of using `target_attr`
76888cd23d83 facets enhancement: can now set label_vid to use a view instead of a simple attribute as label
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2996
diff changeset
   537
    label_vid = None
467
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
   538
6119
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   539
    # internal purpose
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   540
    _select_target_entity = True
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   541
6336
ae80aed607f2 [facet] use contextified label when possible
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6251
diff changeset
   542
    title = property(rtype_facet_title)
6380
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   543
    no_relation_label = '<no relation>'
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   544
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   545
    @property
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   546
    def i18nable(self):
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   547
        """should label be internationalized"""
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   548
        if self.target_type:
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   549
            eschema = self._cw.vreg.schema.eschema(self.target_type)
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   550
        elif self.role == 'subject':
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   551
            eschema = self._cw.vreg.schema.rschema(self.rtype).objects()[0]
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   552
        else:
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   553
            eschema = self._cw.vreg.schema.rschema(self.rtype).subjects()[0]
6662
8862bf4a6dd4 [facet] only String attributes have internationalizable property
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6623
diff changeset
   554
        return getattr(eschema.rdef(self.target_attr), 'internationalizable', False)
6380
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   555
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   556
    @property
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   557
    def no_relation(self):
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   558
        return (not self._cw.vreg.schema.rschema(self.rtype).final
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   559
                and self._search_card('?*'))
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   560
6251
afc757568492 [facet] add missing @property making subsequent access always true
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6152
diff changeset
   561
    @property
6119
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   562
    def rql_sort(self):
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   563
        """return true if we can handle sorting in the rql query. E.g.  if
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   564
        sortfunc is set or if we have not to transform the returned value (eg no
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   565
        label_vid and not i18nable)
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   566
        """
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   567
        return self.sortfunc is not None or (self.label_vid is None
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   568
                                             and not self.i18nable)
6380
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   569
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   570
    def vocabulary(self):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   571
        """return vocabulary for this facet, eg a list of 2-uple (label, value)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   572
        """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   573
        rqlst = self.rqlst
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   574
        rqlst.save_state()
6119
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   575
        if self.rql_sort:
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   576
            sort = self.sortasc
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   577
        else:
3329
8430f6c693a1 cleanup, smarter sort control to avoid it when not necessary
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3328
diff changeset
   578
            sort = None # will be sorted on label
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   579
        try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   580
            mainvar = self.filtered_variable
5006
871269e5e020 [facet] allow to specify a target type on relation facets for case such as Keyword/CodeKeyword where we only targets Keyword
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4719
diff changeset
   581
            var = insert_attr_select_relation(
871269e5e020 [facet] allow to specify a target type on relation facets for case such as Keyword/CodeKeyword where we only targets Keyword
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4719
diff changeset
   582
                rqlst, mainvar, self.rtype, self.role, self.target_attr,
6119
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   583
                self.sortfunc, sort, self._select_target_entity)
5006
871269e5e020 [facet] allow to specify a target type on relation facets for case such as Keyword/CodeKeyword where we only targets Keyword
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4719
diff changeset
   584
            if self.target_type is not None:
871269e5e020 [facet] allow to specify a target type on relation facets for case such as Keyword/CodeKeyword where we only targets Keyword
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4719
diff changeset
   585
                rqlst.add_type_restriction(var, self.target_type)
346
5bbb01a133ae add try except to avoid error w/ unsupported stuff, log it and return incomplete filter form
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 203
diff changeset
   586
            try:
5174
78438ad513ca #759035: Automate addition of eid cachekey in RQL analysis
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5016
diff changeset
   587
                rset = self.rqlexec(rqlst.as_string(), self.cw_rset.args)
346
5bbb01a133ae add try except to avoid error w/ unsupported stuff, log it and return incomplete filter form
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 203
diff changeset
   588
            except:
5bbb01a133ae add try except to avoid error w/ unsupported stuff, log it and return incomplete filter form
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 203
diff changeset
   589
                self.exception('error while getting vocabulary for %s, rql: %s',
5bbb01a133ae add try except to avoid error w/ unsupported stuff, log it and return incomplete filter form
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 203
diff changeset
   590
                               self, rqlst.as_string())
5bbb01a133ae add try except to avoid error w/ unsupported stuff, log it and return incomplete filter form
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 203
diff changeset
   591
                return ()
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   592
        finally:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   593
            rqlst.recover()
5225
9ff0dee81eb2 [facet] don't crash in rset_vocabulary if an unauthorized error was raised in rqlexec
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5006
diff changeset
   594
        # don't call rset_vocabulary on empty result set, it may be an empty
9ff0dee81eb2 [facet] don't crash in rset_vocabulary if an unauthorized error was raised in rqlexec
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5006
diff changeset
   595
        # *list* (see rqlexec implementation)
6380
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   596
        values = rset and self.rset_vocabulary(rset) or []
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   597
        if self._include_no_relation():
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   598
            values.insert(0, (self._cw._(self.no_relation_label), ''))
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   599
        return values
467
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
   600
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   601
    def possible_values(self):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   602
        """return a list of possible values (as string since it's used to
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   603
        compare to a form value in javascript) for this facet
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   604
        """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   605
        rqlst = self.rqlst
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   606
        rqlst.save_state()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   607
        try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   608
            _cleanup_rqlst(rqlst, self.filtered_variable)
6119
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   609
            if self._select_target_entity:
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   610
                _prepare_vocabulary_rqlst(rqlst, self.filtered_variable, self.rtype,
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   611
                                          self.role, select_target_entity=True)
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   612
            else:
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   613
                insert_attr_select_relation(
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   614
                    rqlst, self.filtered_variable, self.rtype, self.role, self.target_attr,
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   615
                    select_target_entity=False)
7279
eb73ce823622 [facets] proper fix for #1625112: we should rather call unicode() as we always manipulate string as unicode internally
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7249
diff changeset
   616
            values = [unicode(x) for x, in self.rqlexec(rqlst.as_string())]
6119
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   617
        except:
6380
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   618
            self.exception('while computing values for %s', self)
6623
4cb6d319d16d [facet] return else we get name error later
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6599
diff changeset
   619
            return []
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   620
        finally:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   621
            rqlst.recover()
6380
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   622
        if self._include_no_relation():
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   623
            values.append('')
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   624
        return values
467
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
   625
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   626
    def rset_vocabulary(self, rset):
6119
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   627
        if self.i18nable:
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   628
            _ = self._cw._
6119
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   629
        else:
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   630
            _ = unicode
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   631
        if self.rql_sort:
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   632
            values = [(_(label), eid) for eid, label in rset]
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   633
        else:
6380
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   634
            if self.label_vid is None:
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   635
                values = [(_(label), eid) for eid, label in rset]
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   636
            else:
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   637
                values = [(entity.view(self.label_vid), entity.eid)
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   638
                          for entity in rset.entities()]
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   639
            values = sorted(values)
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   640
            if not self.sortasc:
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   641
                values = list(reversed(values))
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   642
        return values
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   643
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   644
    def support_and(self):
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   645
        return self._search_card('+*')
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   646
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   647
    def add_rql_restrictions(self):
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   648
        """add restriction for this facet into the rql syntax tree"""
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   649
        value = self._cw.form.get(self.__regid__)
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   650
        if value is None:
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   651
            return
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   652
        mainvar = self.filtered_variable
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   653
        restrvar, rel = _add_rtype_relation(self.rqlst, mainvar, self.rtype,
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   654
                                            self.role)
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   655
        if isinstance(value, basestring):
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   656
            # only one value selected
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   657
            if value:
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   658
                self.rqlst.add_eid_restriction(restrvar, value)
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   659
            else:
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   660
                rel.parent.replace(rel, nodes.Not(rel))
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   661
        elif self.operator == 'OR':
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   662
            # set_distinct only if rtype cardinality is > 1
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   663
            if self.support_and():
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   664
                self.rqlst.set_distinct(True)
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   665
            # multiple ORed values: using IN is fine
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   666
            if '' in value:
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   667
                value.remove('')
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   668
                self._add_not_rel_restr(rel)
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   669
            _add_eid_restr(rel, restrvar, value)
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   670
        else:
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   671
            # multiple values with AND operator
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   672
            if '' in value:
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   673
                value.remove('')
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   674
                self._add_not_rel_restr(rel)
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   675
            _add_eid_restr(rel, restrvar, value.pop())
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   676
            while value:
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   677
                restrvar, rtrel = _make_relation(self.rqlst, mainvar,
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   678
                                                 self.rtype, self.role)
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   679
                _add_eid_restr(rel, restrvar, value.pop())
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   680
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   681
    @cached
6380
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   682
    def _search_card(self, cards):
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   683
        for rdef in self._iter_rdefs():
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   684
            if rdef.role_cardinality(self.role) in cards:
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   685
                return True
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   686
        return False
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   687
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   688
    def _iter_rdefs(self):
3456
1a63a252601f [facets] typo fix
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3451
diff changeset
   689
        rschema = self._cw.vreg.schema.rschema(self.rtype)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   690
        # XXX when called via ajax, no rset to compute possible types
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   691
        possibletypes = self.cw_rset and self.cw_rset.column_types(0)
4087
2b8bc4cfd6ee api update
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4074
diff changeset
   692
        for rdef in rschema.rdefs.itervalues():
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   693
            if possibletypes is not None:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   694
                if self.role == 'subject':
6380
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   695
                    if rdef.subject not in possibletypes:
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   696
                        continue
6380
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   697
                elif rdef.object not in possibletypes:
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   698
                    continue
6380
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   699
            if self.target_type is not None:
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   700
                if self.role == 'subject':
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   701
                    if rdef.object != self.target_type:
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   702
                        continue
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   703
                elif rdef.subject != self.target_type:
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   704
                    continue
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   705
            yield rdef
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   706
6380
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   707
    def _include_no_relation(self):
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   708
        if not self.no_relation:
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   709
            return False
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   710
        if self._cw.vreg.schema.rschema(self.rtype).final:
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   711
            return False
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   712
        if self.role == 'object':
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   713
            subj = utils.rqlvar_maker(defined=self.rqlst.defined_vars,
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   714
                                      aliases=self.rqlst.aliases).next()
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   715
            obj = self.filtered_variable.name
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   716
        else:
6380
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   717
            subj = self.filtered_variable.name
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   718
            obj = utils.rqlvar_maker(defined=self.rqlst.defined_vars,
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   719
                                     aliases=self.rqlst.aliases).next()
6681
674461009c7c fix #1376317: facet: no_relation feature crash when rql has no restriction
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6662
diff changeset
   720
        restrictions = []
674461009c7c fix #1376317: facet: no_relation feature crash when rql has no restriction
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6662
diff changeset
   721
        if self.rqlst.where:
674461009c7c fix #1376317: facet: no_relation feature crash when rql has no restriction
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6662
diff changeset
   722
            restrictions.append(self.rqlst.where.as_string())
674461009c7c fix #1376317: facet: no_relation feature crash when rql has no restriction
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6662
diff changeset
   723
        if self.rqlst.with_:
674461009c7c fix #1376317: facet: no_relation feature crash when rql has no restriction
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6662
diff changeset
   724
            restrictions.append('WITH ' + ','.join(
674461009c7c fix #1376317: facet: no_relation feature crash when rql has no restriction
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6662
diff changeset
   725
                term.as_string() for term in self.rqlst.with_))
674461009c7c fix #1376317: facet: no_relation feature crash when rql has no restriction
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6662
diff changeset
   726
        if restrictions:
674461009c7c fix #1376317: facet: no_relation feature crash when rql has no restriction
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6662
diff changeset
   727
            restrictions = ',' + ','.join(restrictions)
674461009c7c fix #1376317: facet: no_relation feature crash when rql has no restriction
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6662
diff changeset
   728
        else:
674461009c7c fix #1376317: facet: no_relation feature crash when rql has no restriction
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6662
diff changeset
   729
            restrictions = ''
674461009c7c fix #1376317: facet: no_relation feature crash when rql has no restriction
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6662
diff changeset
   730
        rql = 'Any %s LIMIT 1 WHERE NOT %s %s %s%s' % (
674461009c7c fix #1376317: facet: no_relation feature crash when rql has no restriction
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6662
diff changeset
   731
            self.filtered_variable.name, subj, self.rtype, obj, restrictions)
6599
d3008cb6d1c3 [ms] catch exception on executing rql, work-around #1356884 until a proper fix
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6582
diff changeset
   732
        try:
d3008cb6d1c3 [ms] catch exception on executing rql, work-around #1356884 until a proper fix
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6582
diff changeset
   733
            return bool(self.rqlexec(rql, self.cw_rset and self.cw_rset.args))
d3008cb6d1c3 [ms] catch exception on executing rql, work-around #1356884 until a proper fix
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6582
diff changeset
   734
        except:
d3008cb6d1c3 [ms] catch exception on executing rql, work-around #1356884 until a proper fix
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6582
diff changeset
   735
            # catch exception on executing rql, work-around #1356884 until a
d3008cb6d1c3 [ms] catch exception on executing rql, work-around #1356884 until a proper fix
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6582
diff changeset
   736
            # proper fix
d3008cb6d1c3 [ms] catch exception on executing rql, work-around #1356884 until a proper fix
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6582
diff changeset
   737
            self.exception('cant handle rql generated by %s', self)
d3008cb6d1c3 [ms] catch exception on executing rql, work-around #1356884 until a proper fix
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6582
diff changeset
   738
            return False
6380
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   739
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   740
    def _add_not_rel_restr(self, rel):
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   741
        nrrel = nodes.Not(_make_relation(self.rqlst, self.filtered_variable,
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   742
                                         self.rtype, self.role)[1])
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   743
        rel.parent.replace(rel, nodes.Or(nrrel, rel))
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   744
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   745
6119
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   746
class RelationAttributeFacet(RelationFacet):
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   747
    """Base facet to filter some entities according to an attribute of other
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   748
    entities to which they are related. Most things work similarly as
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   749
    :class:`RelationFacet`, except that:
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   750
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   751
    * `label_vid` doesn't make sense here
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   752
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   753
    * you should specify the attribute type using `attrtype` if it's not a
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   754
      String
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   755
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   756
    * you can specify a comparison operator using `comparator`
6120
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   757
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   758
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   759
    Back to our example... if you want to search office by postal code and that
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   760
    you use a :class:`RelationFacet` for that, you won't get the expected
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   761
    behaviour: if two offices have the same postal code, they've however two
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   762
    different addresses.  So you'll see in the facet the same postal code twice,
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   763
    though linked to a different address entity. There is a great chance your
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   764
    users won't understand that...
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   765
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   766
    That's where this class come in ! It's used to said that you want to filter
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   767
    according to the *attribute value* of a relatied entity, not to the entity
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   768
    itself. Now here is the source code for the facet:
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   769
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   770
    .. sourcecode:: python
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   771
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   772
      class PostalCodeFacet(RelationAttributeFacet):
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   773
          __regid__ = 'postalcode'
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   774
          # this facet should only be selected when visualizing offices
6152
6824f8b61098 use is_instance in a number of places (esp. documentation) rather than the deprecated implements
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 6120
diff changeset
   775
          __select__ = RelationAttributeFacet.__select__ & is_instance('Office')
6120
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   776
          # this facet is a filter on the PostalAddress entities linked to the
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   777
          # office through the 'has_address' relation, where the office is the
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   778
          # subject of the relation
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   779
          rtype = 'has_address'
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   780
          role = 'subject'
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   781
          # we want to search according to address 'postal_code' attribute
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   782
          target_attr = 'postalcode'
6119
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   783
    """
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   784
    _select_target_entity = False
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   785
    # attribute type
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   786
    attrtype = 'String'
467
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
   787
    # type of comparison: default is an exact match on the attribute value
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
   788
    comparator = '=' # could be '<', '<=', '>', '>='
6119
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   789
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   790
    def rset_vocabulary(self, rset):
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   791
        if self.i18nable:
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   792
            _ = self._cw._
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   793
        else:
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   794
            _ = unicode
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   795
        if self.rql_sort:
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   796
            return [(_(value), value) for value, in rset]
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   797
        values = [(_(value), value) for value, in rset]
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   798
        if self.sortasc:
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   799
            return sorted(values)
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   800
        return reversed(sorted(values))
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   801
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   802
    def add_rql_restrictions(self):
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   803
        """add restriction for this facet into the rql syntax tree"""
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   804
        value = self._cw.form.get(self.__regid__)
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   805
        if not value:
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   806
            return
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   807
        mainvar = self.filtered_variable
6380
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   808
        restrvar = _add_rtype_relation(self.rqlst, mainvar, self.rtype,
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   809
                                       self.role)[0]
6119
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   810
        self.rqlst.set_distinct(True)
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   811
        if isinstance(value, basestring) or self.operator == 'OR':
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   812
            # only one value selected or multiple ORed values: using IN is fine
6380
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   813
            self.rqlst.add_constant_restriction(
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   814
                restrvar, self.target_attr, value,
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   815
                self.attrtype, self.comparator)
6119
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   816
        else:
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   817
            # multiple values with AND operator
6380
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   818
            self.rqlst.add_constant_restriction(
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   819
                restrvar, self.target_attr, value.pop(),
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   820
                self.attrtype, self.comparator)
6119
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   821
            while value:
6380
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   822
                restrvar = _add_rtype_relation(self.rqlst, mainvar, self.rtype,
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   823
                                               self.role)[0]
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   824
                self.rqlst.add_constant_restriction(
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   825
                    restrvar, self.target_attr, value.pop(),
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   826
                    self.attrtype, self.comparator)
6119
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   827
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   828
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   829
class AttributeFacet(RelationAttributeFacet):
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   830
    """Base facet to filter some entities according one of their attribute.
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   831
    Configuration is mostly similarly as :class:`RelationAttributeFacet`, except that:
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   832
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   833
    * `target_attr` doesn't make sense here (you specify the attribute using `rtype`
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   834
    * `role` neither, it's systematically 'subject'
6120
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   835
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   836
    So, suppose that in our office search example you want to refine search according
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   837
    to the office's surface. Here is a code snippet achieving this:
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   838
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   839
    .. sourcecode:: python
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   840
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   841
      class SurfaceFacet(AttributeFacet):
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   842
          __regid__ = 'surface'
6152
6824f8b61098 use is_instance in a number of places (esp. documentation) rather than the deprecated implements
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 6120
diff changeset
   843
          __select__ = AttributeFacet.__select__ & is_instance('Office')
6120
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   844
          # this facet is a filter on the office'surface
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   845
          rtype = 'surface'
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   846
          # override the default value of operator since we want to filter
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   847
          # according to a minimal value, not an exact one
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   848
          comparator = '>='
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   849
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   850
          def vocabulary(self):
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   851
              '''override the default vocabulary method since we want to
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   852
              hard-code our threshold values.
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   853
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   854
              Not overriding would generate a filter containing all existing
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   855
              surfaces defined in the database.
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   856
              '''
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   857
              return [('> 200', '200'), ('> 250', '250'),
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   858
                      ('> 275', '275'), ('> 300', '300')]
6119
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   859
    """
6120
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   860
6119
b217635d3b28 new RelationAttributeFacet + other fixes and cleanup + facets test
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   861
    _select_target_entity = True
467
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
   862
6380
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   863
    @property
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   864
    def i18nable(self):
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   865
        """should label be internationalized"""
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   866
        for rdef in self._iter_rdefs():
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   867
            # no 'internationalizable' property for rdef whose object is not a
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   868
            # String
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   869
            if not getattr(rdef, 'internationalizable', False):
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   870
                return False
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   871
        return True
63d5dbaef999 [facets] support for `no_relation` on RelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6336
diff changeset
   872
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   873
    def vocabulary(self):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   874
        """return vocabulary for this facet, eg a list of 2-uple (label, value)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   875
        """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   876
        rqlst = self.rqlst
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   877
        rqlst.save_state()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   878
        try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   879
            mainvar = self.filtered_variable
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   880
            _cleanup_rqlst(rqlst, mainvar)
1149
1e19b6ef53a1 pylint cleanup
sylvain.thenault@logilab.fr
parents: 1132
diff changeset
   881
            newvar = _prepare_vocabulary_rqlst(rqlst, mainvar, self.rtype, self.role)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   882
            _set_orderby(rqlst, newvar, self.sortasc, self.sortfunc)
346
5bbb01a133ae add try except to avoid error w/ unsupported stuff, log it and return incomplete filter form
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 203
diff changeset
   883
            try:
5174
78438ad513ca #759035: Automate addition of eid cachekey in RQL analysis
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5016
diff changeset
   884
                rset = self.rqlexec(rqlst.as_string(), self.cw_rset.args)
346
5bbb01a133ae add try except to avoid error w/ unsupported stuff, log it and return incomplete filter form
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 203
diff changeset
   885
            except:
5bbb01a133ae add try except to avoid error w/ unsupported stuff, log it and return incomplete filter form
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 203
diff changeset
   886
                self.exception('error while getting vocabulary for %s, rql: %s',
5bbb01a133ae add try except to avoid error w/ unsupported stuff, log it and return incomplete filter form
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 203
diff changeset
   887
                               self, rqlst.as_string())
5bbb01a133ae add try except to avoid error w/ unsupported stuff, log it and return incomplete filter form
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 203
diff changeset
   888
                return ()
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   889
        finally:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   890
            rqlst.recover()
5225
9ff0dee81eb2 [facet] don't crash in rset_vocabulary if an unauthorized error was raised in rqlexec
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5006
diff changeset
   891
        # don't call rset_vocabulary on empty result set, it may be an empty
9ff0dee81eb2 [facet] don't crash in rset_vocabulary if an unauthorized error was raised in rqlexec
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5006
diff changeset
   892
        # *list* (see rqlexec implementation)
9ff0dee81eb2 [facet] don't crash in rset_vocabulary if an unauthorized error was raised in rqlexec
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5006
diff changeset
   893
        return rset and self.rset_vocabulary(rset)
467
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
   894
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   895
    def support_and(self):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   896
        return False
467
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
   897
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   898
    def add_rql_restrictions(self):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   899
        """add restriction for this facet into the rql syntax tree"""
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   900
        value = self._cw.form.get(self.__regid__)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   901
        if not value:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   902
            return
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   903
        mainvar = self.filtered_variable
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   904
        self.rqlst.add_constant_restriction(mainvar, self.rtype, value,
467
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
   905
                                            self.attrtype, self.comparator)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   906
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   907
6120
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   908
class RangeFacet(AttributeFacet):
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   909
    """This class allows to filter entities according to an attribute of
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   910
    numerical type.
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   911
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   912
    It displays a slider using `jquery`_ to choose a lower bound and an upper
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   913
    bound.
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   914
6120
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   915
    The example below provides an alternative to the surface facet seen earlier,
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   916
    in a more powerful way since
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   917
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   918
    * lower/upper boundaries are computed according to entities to filter
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   919
    * user can specify lower/upper boundaries, not only the lower one
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   920
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   921
    .. sourcecode:: python
467
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
   922
6120
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   923
      class SurfaceFacet(RangeFacet):
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   924
          __regid__ = 'surface'
6152
6824f8b61098 use is_instance in a number of places (esp. documentation) rather than the deprecated implements
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 6120
diff changeset
   925
          __select__ = RangeFacet.__select__ & is_instance('Office')
6120
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   926
          # this facet is a filter on the office'surface
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   927
          rtype = 'surface'
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   928
6120
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   929
    All this with even less code!
467
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
   930
6120
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   931
    The image below display the rendering of the slider:
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   932
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   933
    .. image:: ../images/facet_range.png
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   934
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   935
    .. _jquery: http://www.jqueryui.com/
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   936
    """
2010
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
   937
    attrtype = 'Float' # only numerical types are supported
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
   938
7204
2b6d3c9455a7 Backed out changeset e0e802afa8e1, widgets are actually defined below
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7203
diff changeset
   939
    @property
2b6d3c9455a7 Backed out changeset e0e802afa8e1, widgets are actually defined below
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7203
diff changeset
   940
    def wdgclass(self):
2b6d3c9455a7 Backed out changeset e0e802afa8e1, widgets are actually defined below
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7203
diff changeset
   941
        return FacetRangeWidget
2010
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
   942
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
   943
    def get_widget(self):
4546
f8ac61376b2b provides a fallback_on_none_attribute field attribute, allowing to specify default value for attributes of *existing* entities
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4466
diff changeset
   944
        """return the widget instance to use to display this facet"""
2010
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
   945
        values = set(value for _, value in self.vocabulary() if value is not None)
4615
d69d7ccbe046 Fix: RangeFacet is selected (valid rset) but without any values
Charles Hébert <charles.hebert@logilab.fr>
parents: 4614
diff changeset
   946
        # Rset with entities (the facet is selected) but without values
7248
f20fc41e3f7d [facets] fix RangeFacet get_widget: do no return a widget unless there are at least 2 values; closes #1625203
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7235
diff changeset
   947
        if len(values) < 2:
4615
d69d7ccbe046 Fix: RangeFacet is selected (valid rset) but without any values
Charles Hébert <charles.hebert@logilab.fr>
parents: 4614
diff changeset
   948
            return None
2010
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
   949
        return self.wdgclass(self, min(values), max(values))
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
   950
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
   951
    def formatvalue(self, value):
2020
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
   952
        """format `value` before in order to insert it in the RQL query"""
2010
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
   953
        return unicode(value)
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
   954
7205
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   955
    def infvalue(self, min=False):
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   956
        if min:
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   957
            return self._cw.form.get('min_%s_inf' % self.__regid__)
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   958
        return self._cw.form.get('%s_inf' % self.__regid__)
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   959
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   960
    def supvalue(self, max=False):
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   961
        if max:
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   962
            return self._cw.form.get('max_%s_sup' % self.__regid__)
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   963
        return self._cw.form.get('%s_sup' % self.__regid__)
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   964
2010
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
   965
    def add_rql_restrictions(self):
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
   966
        infvalue = self.infvalue()
7205
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   967
        supvalue = self.supvalue()
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   968
        if infvalue is None or supvalue is None: # nothing sent
2010
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
   969
            return
7205
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   970
        # when a value is equal to one of the limit, don't add the restriction,
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   971
        # else we filter out NULL values implicitly
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   972
        if infvalue != self.infvalue(min=True):
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   973
            self.rqlst.add_constant_restriction(self.filtered_variable,
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   974
                                                self.rtype,
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   975
                                                self.formatvalue(infvalue),
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   976
                                                self.attrtype, '>=')
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   977
        if supvalue != self.supvalue(max=True):
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   978
            self.rqlst.add_constant_restriction(self.filtered_variable,
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   979
                                                self.rtype,
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   980
                                                self.formatvalue(supvalue),
9220ae2cacf1 [facet] ignore range extremas to avoid filtering out rows where value is NULL (closes #1251192)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7204
diff changeset
   981
                                                self.attrtype, '<=')
2010
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
   982
3329
8430f6c693a1 cleanup, smarter sort control to avoid it when not necessary
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3328
diff changeset
   983
2010
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
   984
class DateRangeFacet(RangeFacet):
6120
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   985
    """This class works similarly as the :class:`RangeFacet` but for attribute
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   986
    of date type.
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   987
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   988
    The image below display the rendering of the slider for a date range:
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   989
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   990
    .. image:: ../images/facet_date_range.png
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
   991
    """
2010
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
   992
    attrtype = 'Date' # only date types are supported
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
   993
7204
2b6d3c9455a7 Backed out changeset e0e802afa8e1, widgets are actually defined below
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7203
diff changeset
   994
    @property
2b6d3c9455a7 Backed out changeset e0e802afa8e1, widgets are actually defined below
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7203
diff changeset
   995
    def wdgclass(self):
2b6d3c9455a7 Backed out changeset e0e802afa8e1, widgets are actually defined below
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7203
diff changeset
   996
        return DateFacetRangeWidget
2010
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
   997
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
   998
    def formatvalue(self, value):
2020
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
   999
        """format `value` before in order to insert it in the RQL query"""
7117
44775b275d45 [facets] closes #1569459 (date-range facet with year < 1900)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 7070
diff changeset
  1000
        try:
44775b275d45 [facets] closes #1569459 (date-range facet with year < 1900)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 7070
diff changeset
  1001
            date_value = ticks2datetime(float(value))
44775b275d45 [facets] closes #1569459 (date-range facet with year < 1900)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 7070
diff changeset
  1002
        except (ValueError, OverflowError):
44775b275d45 [facets] closes #1569459 (date-range facet with year < 1900)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 7070
diff changeset
  1003
            return u'"date out-of-range"'
44775b275d45 [facets] closes #1569459 (date-range facet with year < 1900)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 7070
diff changeset
  1004
        return '"%s"' % ustrftime(date_value, '%Y/%m/%d')
2010
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
  1005
2020
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1006
2014
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1007
class HasRelationFacet(AbstractFacet):
6120
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1008
    """This class simply filter according to the presence of a relation
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1009
    (whatever the entity at the other end). It display a simple checkbox that
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1010
    lets you refine your selection in order to get only entities that actually
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1011
    have this relation. You simply have to define which relation using the
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1012
    `rtype` and `role` attributes.
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1013
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1014
    Here is an example of the rendering of thos facet to filter book with image
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1015
    and the corresponding code:
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1016
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1017
    .. image:: ../images/facet_has_image.png
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1018
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1019
    .. sourcecode:: python
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1020
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1021
      class HasImageFacet(HasRelationFacet):
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1022
          __regid__ = 'hasimage'
6152
6824f8b61098 use is_instance in a number of places (esp. documentation) rather than the deprecated implements
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 6120
diff changeset
  1023
          __select__ = HasRelationFacet.__select__ & is_instance('Book')
6120
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1024
          rtype = 'has_image'
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1025
          role = 'subject'
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1026
    """
7280
571b29842ef1 [facet] add missing selector to HasRelationFacet
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7279
diff changeset
  1027
    __select__ = partial_relation_possible() & match_context_prop()
2014
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1028
    rtype = None # override me in subclass
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1029
    role = 'subject' # role of filtered entity in the relation
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1030
6336
ae80aed607f2 [facet] use contextified label when possible
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6251
diff changeset
  1031
    title = property(rtype_facet_title)
2014
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1032
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1033
    def support_and(self):
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1034
        return False
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1035
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1036
    def get_widget(self):
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
  1037
        return CheckBoxFacetWidget(self._cw, self,
2014
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1038
                                   '%s:%s' % (self.rtype, self),
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
  1039
                                   self._cw.form.get(self.__regid__))
2014
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1040
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1041
    def add_rql_restrictions(self):
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1042
        """add restriction for this facet into the rql syntax tree"""
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1043
        self.rqlst.set_distinct(True) # XXX
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
  1044
        value = self._cw.form.get(self.__regid__)
2014
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1045
        if not value: # no value sent for this facet
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1046
            return
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1047
        var = self.rqlst.make_variable()
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1048
        if self.role == 'subject':
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1049
            self.rqlst.add_relation(self.filtered_variable, self.rtype, var)
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1050
        else:
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1051
            self.rqlst.add_relation(var, self.rtype, self.filtered_variable)
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1052
3329
8430f6c693a1 cleanup, smarter sort control to avoid it when not necessary
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3328
diff changeset
  1053
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1054
## html widets ################################################################
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1055
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1056
class FacetVocabularyWidget(HTMLWidget):
467
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
  1057
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1058
    def __init__(self, facet):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1059
        self.facet = facet
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1060
        self.items = []
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1061
7402
826e5663a686 [facets/table] vertically group facets by two when possible in order to have a more compact horizontal layout in table filter form
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7280
diff changeset
  1062
    def height(self):
826e5663a686 [facets/table] vertically group facets by two when possible in order to have a more compact horizontal layout in table filter form
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7280
diff changeset
  1063
        return len(self.items) + 1
826e5663a686 [facets/table] vertically group facets by two when possible in order to have a more compact horizontal layout in table filter form
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7280
diff changeset
  1064
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1065
    def append(self, item):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1066
        self.items.append(item)
467
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
  1067
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1068
    def _render(self):
7414
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1069
        w = self.w
2312
af4d8f75c5db use xml_escape
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2305
diff changeset
  1070
        title = xml_escape(self.facet.title)
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
  1071
        facetid = xml_escape(self.facet.__regid__)
7414
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1072
        w(u'<div id="%s" class="facet">\n' % facetid)
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1073
        w(u'<div class="facetTitle" cubicweb:facetName="%s">%s</div>\n' %
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1074
          (xml_escape(facetid), title))
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1075
        if self.facet.support_and():
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
  1076
            _ = self.facet._cw._
7414
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1077
            w(u'''<select name="%s" class="radio facetOperator" title="%s">
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1078
  <option value="OR">%s</option>
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1079
  <option value="AND">%s</option>
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1080
</select>''' % (facetid + '_andor', _('and/or between different values'),
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1081
                _('OR'), _('AND')))
7225
a4a115aab086 [facets] make rangefacet comply with start_unfolded (closes #1615869)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 7205
diff changeset
  1082
        cssclass = 'facetBody'
368
84a5106840fa facet widgets css cleanup
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 346
diff changeset
  1083
        if not self.facet.start_unfolded:
84a5106840fa facet widgets css cleanup
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 346
diff changeset
  1084
            cssclass += ' hidden'
949
1fba39d6ee70 fix in facets (avoid to have an horizontal space between facets when facets are unfold)
Stephanie Marcu <stephanie.marcu@logilab.fr>
parents: 536
diff changeset
  1085
        if len(self.items) > 6:
1132
96752791c2b6 pylint cleanup
sylvain.thenault@logilab.fr
parents: 985
diff changeset
  1086
            cssclass += ' overflowed'
7414
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1087
        w(u'<div class="%s">\n' % cssclass)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1088
        for item in self.items:
7414
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1089
            item.render(w=w)
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1090
        w(u'</div>\n')
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1091
        w(u'</div>\n')
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1092
467
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
  1093
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1094
class FacetStringWidget(HTMLWidget):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1095
    def __init__(self, facet):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1096
        self.facet = facet
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1097
        self.value = None
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1098
7402
826e5663a686 [facets/table] vertically group facets by two when possible in order to have a more compact horizontal layout in table filter form
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7280
diff changeset
  1099
    def height(self):
7413
94ad9523abb7 [web/facet|views/table] bump a bit some heights, split table view methods for easier subclassing
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7402
diff changeset
  1100
        return 3
7402
826e5663a686 [facets/table] vertically group facets by two when possible in order to have a more compact horizontal layout in table filter form
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7280
diff changeset
  1101
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1102
    def _render(self):
7414
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1103
        w = self.w
2312
af4d8f75c5db use xml_escape
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2305
diff changeset
  1104
        title = xml_escape(self.facet.title)
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
  1105
        facetid = xml_escape(self.facet.__regid__)
7414
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1106
        w(u'<div id="%s" class="facet">\n' % facetid)
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1107
        w(u'<div class="facetTitle" cubicweb:facetName="%s">%s</div>\n' %
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1108
               (facetid, title))
7414
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1109
        w(u'<input name="%s" type="text" value="%s" />\n' % (facetid, self.value or u''))
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1110
        w(u'</div>\n')
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1111
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1112
1896
8182746170c6 work in progress: new 'range facet' usable for numerical values, still lacks the form.submit on mouseUp
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1433
diff changeset
  1113
class FacetRangeWidget(HTMLWidget):
2020
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1114
    formatter = 'function (value) {return value;}'
1896
8182746170c6 work in progress: new 'range facet' usable for numerical values, still lacks the form.submit on mouseUp
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1433
diff changeset
  1115
    onload = u'''
2020
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1116
    var _formatter = %(formatter)s;
1896
8182746170c6 work in progress: new 'range facet' usable for numerical values, still lacks the form.submit on mouseUp
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1433
diff changeset
  1117
    jQuery("#%(sliderid)s").slider({
2020
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1118
        range: true,
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1119
        min: %(minvalue)s,
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1120
        max: %(maxvalue)s,
1896
8182746170c6 work in progress: new 'range facet' usable for numerical values, still lacks the form.submit on mouseUp
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1433
diff changeset
  1121
        values: [%(minvalue)s, %(maxvalue)s],
1933
f40ee76ecdf1 [facet][RangeFacet] submit facet form when the user stops sliding
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1896
diff changeset
  1122
        stop: function(event, ui) { // submit when the user stops sliding
f40ee76ecdf1 [facet][RangeFacet] submit facet form when the user stops sliding
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1896
diff changeset
  1123
           var form = $('#%(sliderid)s').closest('form');
f40ee76ecdf1 [facet][RangeFacet] submit facet form when the user stops sliding
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1896
diff changeset
  1124
           buildRQL.apply(null, evalJSON(form.attr('cubicweb:facetargs')));
f40ee76ecdf1 [facet][RangeFacet] submit facet form when the user stops sliding
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1896
diff changeset
  1125
        },
2020
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1126
        slide: function(event, ui) {
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1127
            jQuery('#%(sliderid)s_inf').html(_formatter(ui.values[0]));
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1128
            jQuery('#%(sliderid)s_sup').html(_formatter(ui.values[1]));
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1129
            jQuery('input[name=%(facetid)s_inf]').val(ui.values[0]);
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1130
            jQuery('input[name=%(facetid)s_sup]').val(ui.values[1]);
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1131
        }
1896
8182746170c6 work in progress: new 'range facet' usable for numerical values, still lacks the form.submit on mouseUp
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1433
diff changeset
  1132
   });
2020
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1133
   // use JS formatter to format value on page load
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1134
   jQuery('#%(sliderid)s_inf').html(_formatter(jQuery('input[name=%(facetid)s_inf]').val()));
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1135
   jQuery('#%(sliderid)s_sup').html(_formatter(jQuery('input[name=%(facetid)s_sup]').val()));
1896
8182746170c6 work in progress: new 'range facet' usable for numerical values, still lacks the form.submit on mouseUp
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1433
diff changeset
  1136
'''
2020
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1137
    #'# make emacs happier
1896
8182746170c6 work in progress: new 'range facet' usable for numerical values, still lacks the form.submit on mouseUp
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1433
diff changeset
  1138
    def __init__(self, facet, minvalue, maxvalue):
8182746170c6 work in progress: new 'range facet' usable for numerical values, still lacks the form.submit on mouseUp
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1433
diff changeset
  1139
        self.facet = facet
8182746170c6 work in progress: new 'range facet' usable for numerical values, still lacks the form.submit on mouseUp
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1433
diff changeset
  1140
        self.minvalue = minvalue
8182746170c6 work in progress: new 'range facet' usable for numerical values, still lacks the form.submit on mouseUp
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1433
diff changeset
  1141
        self.maxvalue = maxvalue
8182746170c6 work in progress: new 'range facet' usable for numerical values, still lacks the form.submit on mouseUp
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1433
diff changeset
  1142
7402
826e5663a686 [facets/table] vertically group facets by two when possible in order to have a more compact horizontal layout in table filter form
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7280
diff changeset
  1143
    def height(self):
826e5663a686 [facets/table] vertically group facets by two when possible in order to have a more compact horizontal layout in table filter form
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7280
diff changeset
  1144
        return 3
826e5663a686 [facets/table] vertically group facets by two when possible in order to have a more compact horizontal layout in table filter form
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7280
diff changeset
  1145
1896
8182746170c6 work in progress: new 'range facet' usable for numerical values, still lacks the form.submit on mouseUp
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1433
diff changeset
  1146
    def _render(self):
7414
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1147
        w = self.w
1896
8182746170c6 work in progress: new 'range facet' usable for numerical values, still lacks the form.submit on mouseUp
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1433
diff changeset
  1148
        facet = self.facet
7233
614f23606091 [js/css] remove old versions of ui.tabs/slider etc.; closes #1625085
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 7205
diff changeset
  1149
        facet._cw.add_js('jquery.ui.js')
614f23606091 [js/css] remove old versions of ui.tabs/slider etc.; closes #1625085
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 7205
diff changeset
  1150
        facet._cw.add_css('jquery.ui.css')
3333
c61a526b530e [widgets] change make_uid() seed to make slider ids xhtml-valid
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3329
diff changeset
  1151
        sliderid = make_uid('theslider')
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
  1152
        facetid = xml_escape(self.facet.__regid__)
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
  1153
        facet._cw.html_headers.add_onload(self.onload % {
2020
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1154
            'sliderid': sliderid,
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1155
            'facetid': facetid,
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1156
            'minvalue': self.minvalue,
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1157
            'maxvalue': self.maxvalue,
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1158
            'formatter': self.formatter,
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1159
            })
2312
af4d8f75c5db use xml_escape
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2305
diff changeset
  1160
        title = xml_escape(self.facet.title)
7414
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1161
        w(u'<div id="%s" class="facet">\n' % facetid)
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1162
        w(u'<div class="facetTitle" cubicweb:facetName="%s">%s</div>\n' %
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1163
          (facetid, title))
7225
a4a115aab086 [facets] make rangefacet comply with start_unfolded (closes #1615869)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 7205
diff changeset
  1164
        cssclass = 'facetBody'
a4a115aab086 [facets] make rangefacet comply with start_unfolded (closes #1615869)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 7205
diff changeset
  1165
        if not self.facet.start_unfolded:
a4a115aab086 [facets] make rangefacet comply with start_unfolded (closes #1615869)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 7205
diff changeset
  1166
            cssclass += ' hidden'
7414
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1167
        w(u'<div class="%s">\n' % cssclass)
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1168
        w(u'<span id="%s_inf"></span> - <span id="%s_sup"></span>'
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1169
          % (sliderid, sliderid))
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1170
        w(u'<input type="hidden" name="%s_inf" value="%s" />'
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1171
          % (facetid, self.minvalue))
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1172
        w(u'<input type="hidden" name="%s_sup" value="%s" />'
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1173
          % (facetid, self.maxvalue))
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1174
        w(u'<input type="hidden" name="min_%s_inf" value="%s" />'
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1175
          % (facetid, self.minvalue))
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1176
        w(u'<input type="hidden" name="max_%s_sup" value="%s" />'
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1177
          % (facetid, self.maxvalue))
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1178
        w(u'<div id="%s"></div>' % sliderid)
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1179
        w(u'</div>\n')
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1180
        w(u'</div>\n')
1896
8182746170c6 work in progress: new 'range facet' usable for numerical values, still lacks the form.submit on mouseUp
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1433
diff changeset
  1181
8182746170c6 work in progress: new 'range facet' usable for numerical values, still lacks the form.submit on mouseUp
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1433
diff changeset
  1182
2010
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
  1183
class DateFacetRangeWidget(FacetRangeWidget):
2149
6a631ec5cc71 fix date rounding issue in DateFacetRangeWidget
Florent <florent@secondweb.fr>
parents: 2130
diff changeset
  1184
2020
fe437afc8fb7 [facet] refactor values formatting in RangeFacets
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2016
diff changeset
  1185
    formatter = 'function (value) {return (new Date(parseFloat(value))).strftime(DATE_FMT);}'
2149
6a631ec5cc71 fix date rounding issue in DateFacetRangeWidget
Florent <florent@secondweb.fr>
parents: 2130
diff changeset
  1186
6a631ec5cc71 fix date rounding issue in DateFacetRangeWidget
Florent <florent@secondweb.fr>
parents: 2130
diff changeset
  1187
    def round_max_value(self, d):
6a631ec5cc71 fix date rounding issue in DateFacetRangeWidget
Florent <florent@secondweb.fr>
parents: 2130
diff changeset
  1188
        'round to upper value to avoid filtering out the max value'
2152
Florent <florent@secondweb.fr>
parents: 2149
diff changeset
  1189
        return datetime(d.year, d.month, d.day) + timedelta(days=1)
2149
6a631ec5cc71 fix date rounding issue in DateFacetRangeWidget
Florent <florent@secondweb.fr>
parents: 2130
diff changeset
  1190
2010
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
  1191
    def __init__(self, facet, minvalue, maxvalue):
2149
6a631ec5cc71 fix date rounding issue in DateFacetRangeWidget
Florent <florent@secondweb.fr>
parents: 2130
diff changeset
  1192
        maxvalue = self.round_max_value(maxvalue)
2010
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
  1193
        super(DateFacetRangeWidget, self).__init__(facet,
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
  1194
                                                   datetime2ticks(minvalue),
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
  1195
                                                   datetime2ticks(maxvalue))
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
  1196
        fmt = facet._cw.property_value('ui.date-format')
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
  1197
        facet._cw.html_headers.define_var('DATE_FMT', fmt)
2010
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
  1198
c594323929cb [facet] provide a DateRangeFacet (still need to refactor, maybe create a CWWidget)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 1977
diff changeset
  1199
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1200
class FacetItem(HTMLWidget):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1201
203
60cd67acf7fd FacetItem now takes req as first parameter of __init__, THIS IS BACKWARD INCOMPATIBLE
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 0
diff changeset
  1202
    selected_img = "black-check.png"
60cd67acf7fd FacetItem now takes req as first parameter of __init__, THIS IS BACKWARD INCOMPATIBLE
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 0
diff changeset
  1203
    unselected_img = "no-check-no-border.png"
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1204
203
60cd67acf7fd FacetItem now takes req as first parameter of __init__, THIS IS BACKWARD INCOMPATIBLE
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 0
diff changeset
  1205
    def __init__(self, req, label, value, selected=False):
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
  1206
        self._cw = req
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1207
        self.label = label
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1208
        self.value = value
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1209
        self.selected = selected
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1210
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1211
    def _render(self):
7414
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1212
        w = self.w
7225
a4a115aab086 [facets] make rangefacet comply with start_unfolded (closes #1615869)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 7205
diff changeset
  1213
        cssclass = 'facetValue facetCheckBox'
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1214
        if self.selected:
7225
a4a115aab086 [facets] make rangefacet comply with start_unfolded (closes #1615869)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 7205
diff changeset
  1215
            cssclass += ' facetValueSelected'
7070
5f8e52d722c5 [web] provide a data_url() method on req and get_rid of explicit datadir_url usage (#1438736)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 6681
diff changeset
  1216
            imgsrc = self._cw.data_url(self.selected_img)
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
  1217
            imgalt = self._cw._('selected')
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1218
        else:
7070
5f8e52d722c5 [web] provide a data_url() method on req and get_rid of explicit datadir_url usage (#1438736)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 6681
diff changeset
  1219
            imgsrc = self._cw.data_url(self.unselected_img)
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
  1220
            imgalt = self._cw._('not selected')
7414
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1221
        w(u'<div class="%s" cubicweb:value="%s">\n'
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1222
          % (cssclass, xml_escape(unicode(self.value))))
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1223
        w(u'<img src="%s" alt="%s"/>&#160;' % (imgsrc, imgalt))
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1224
        w(u'<a href="javascript: {}">%s</a>' % xml_escape(self.label))
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1225
        w(u'</div>')
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1226
3329
8430f6c693a1 cleanup, smarter sort control to avoid it when not necessary
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3328
diff changeset
  1227
2014
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1228
class CheckBoxFacetWidget(HTMLWidget):
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1229
    selected_img = "black-check.png"
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1230
    unselected_img = "black-uncheck.png"
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1231
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1232
    def __init__(self, req, facet, value, selected):
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
  1233
        self._cw = req
2014
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1234
        self.facet = facet
2016
a6638de6d4da [views] reindent web/facet.py
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 2014
diff changeset
  1235
        self.value = value
a6638de6d4da [views] reindent web/facet.py
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 2014
diff changeset
  1236
        self.selected = selected
2014
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1237
7402
826e5663a686 [facets/table] vertically group facets by two when possible in order to have a more compact horizontal layout in table filter form
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7280
diff changeset
  1238
    def height(self):
7413
94ad9523abb7 [web/facet|views/table] bump a bit some heights, split table view methods for easier subclassing
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7402
diff changeset
  1239
        return 2
7402
826e5663a686 [facets/table] vertically group facets by two when possible in order to have a more compact horizontal layout in table filter form
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7280
diff changeset
  1240
2014
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1241
    def _render(self):
7414
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1242
        w = self.w
2312
af4d8f75c5db use xml_escape
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2305
diff changeset
  1243
        title = xml_escape(self.facet.title)
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
  1244
        facetid = xml_escape(self.facet.__regid__)
7414
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1245
        w(u'<div id="%s" class="facet">\n' % facetid)
7225
a4a115aab086 [facets] make rangefacet comply with start_unfolded (closes #1615869)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 7205
diff changeset
  1246
        cssclass = 'facetValue facetCheckBox'
2016
a6638de6d4da [views] reindent web/facet.py
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 2014
diff changeset
  1247
        if self.selected:
7225
a4a115aab086 [facets] make rangefacet comply with start_unfolded (closes #1615869)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 7205
diff changeset
  1248
            cssclass += ' facetValueSelected'
7070
5f8e52d722c5 [web] provide a data_url() method on req and get_rid of explicit datadir_url usage (#1438736)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 6681
diff changeset
  1249
            imgsrc = self._cw.data_url(self.selected_img)
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
  1250
            imgalt = self._cw._('selected')
2014
71a9ab77d9f8 [facet] provide hasRelationFacet (backport from CMHN)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2010
diff changeset
  1251
        else:
7070
5f8e52d722c5 [web] provide a data_url() method on req and get_rid of explicit datadir_url usage (#1438736)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 6681
diff changeset
  1252
            imgsrc = self._cw.data_url(self.unselected_img)
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
  1253
            imgalt = self._cw._('not selected')
7414
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1254
        w(u'<div class="%s" cubicweb:value="%s">\n'
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1255
          % (cssclass, xml_escape(unicode(self.value))))
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1256
        w(u'<div class="facetCheckBoxWidget">')
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1257
        w(u'<img src="%s" alt="%s" cubicweb:unselimg="true" />&#160;' % (imgsrc, imgalt))
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1258
        w(u'<label class="facetTitle" cubicweb:facetName="%s"><a href="javascript: {}">%s</a></label>' % (facetid, title))
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1259
        w(u'</div>\n')
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1260
        w(u'</div>\n')
de802bcb6348 [web.facet] self.w -> w
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 7413
diff changeset
  1261
        w(u'</div>\n')
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1262
3329
8430f6c693a1 cleanup, smarter sort control to avoid it when not necessary
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3328
diff changeset
  1263
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1264
class FacetSeparator(HTMLWidget):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1265
    def __init__(self, label=None):
2996
866a2c135c33 B #345282 xhtml requires to use &#160; instead of &nbsp;
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 2658
diff changeset
  1266
        self.label = label or u'&#160;'
467
a6f056bc7d1d [facets] AttributeFacet can now declare which kind of comparator they want to use, default is '=' (+ tidy trailing white spaces)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 446
diff changeset
  1267
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1268
    def _render(self):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1269
        pass
6120
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1270
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1271
# other classes ################################################################
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1272
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1273
class FilterRQLBuilder(object):
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1274
    """called by javascript to get a rql string from filter form"""
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1275
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1276
    def __init__(self, req):
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1277
        self._cw = req
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1278
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1279
    def build_rql(self):#, tablefilter=False):
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1280
        form = self._cw.form
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1281
        facetids = form['facets'].split(',')
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1282
        # XXX Union unsupported yet
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1283
        select = self._cw.vreg.parse(self._cw, form['baserql']).children[0]
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1284
        mainvar = filtered_variable(select)
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1285
        toupdate = []
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1286
        for facetid in facetids:
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1287
            facet = get_facet(self._cw, facetid, select, mainvar)
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1288
            facet.add_rql_restrictions()
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1289
            if facet.needs_update:
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1290
                toupdate.append(facetid)
c000e41316ec [book] some more documentation and cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6119
diff changeset
  1291
        return select.as_string(), toupdate