view.py
author pierre-yves
Mon, 27 May 2013 16:43:02 +0200
changeset 9024 701b19785f1d
parent 8976 aeb7d400ee92
child 9256 697a8181ba30
permissions -rw-r--r--
[connection] reinstall cnx.data as cnx.transaction_data Too much code expects self._cw.data to be session data. backout 9b2f68916474 Related to #2503918 Related to #2912807
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# copyright 2003-2012 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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"""abstract views and templates classes for CubicWeb web client"""
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__docformat__ = "restructuredtext en"
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_ = unicode
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import types, new
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from cStringIO import StringIO
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from warnings import warn
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from functools import partial
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from logilab.common.deprecation import deprecated
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from logilab.common.registry import yes
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from logilab.mtconverter import xml_escape
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from rql import nodes
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from cubicweb import NotAnEntity
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from cubicweb.predicates import non_final_entity, nonempty_rset, none_rset
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from cubicweb.appobject import AppObject
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from cubicweb.utils import UStringIO, HTMLStream
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from cubicweb.uilib import domid, js
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from cubicweb.schema import display_name
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# robots control
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NOINDEX = u'<meta name="ROBOTS" content="NOINDEX" />'
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NOFOLLOW = u'<meta name="ROBOTS" content="NOFOLLOW" />'
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TRANSITIONAL_DOCTYPE_NOEXT = u'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">\n'
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TRANSITIONAL_DOCTYPE = TRANSITIONAL_DOCTYPE_NOEXT # bw compat
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STRICT_DOCTYPE_NOEXT = u'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">\n'
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STRICT_DOCTYPE = STRICT_DOCTYPE_NOEXT # bw compat
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# base view object ############################################################
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class View(AppObject):
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    """This class is an abstraction of a view class, used as a base class for
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    every renderable object such as views, templates and other user interface
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    components.
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    A `View` is instantiated to render a result set or part of a result
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    set. `View` subclasses may be parametrized using the following class
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    attributes:
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    :py:attr:`templatable` indicates if the view may be embedded in a main
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      template or if it has to be rendered standalone (i.e. pure XML views must
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      not be embedded in the main template of HTML pages)
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    :py:attr:`content_type` if the view is not templatable, it should set the
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      `content_type` class attribute to the correct MIME type (text/xhtml being
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      the default)
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    :py:attr:`category` this attribute may be used in the interface to regroup
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      related objects (view kinds) together
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    :py:attr:`paginable`
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    :py:attr:`binary`
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    A view writes to its output stream thanks to its attribute `w` (the
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    append method of an `UStreamIO`, except for binary views).
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    At instantiation time, the standard `_cw`, and `cw_rset` attributes are
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    added and the `w` attribute will be set at rendering time to a write
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    function to use.
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    """
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    __registry__ = 'views'
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    templatable = True
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    # content_type = 'application/xhtml+xml' # text/xhtml'
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    binary = False
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    add_to_breadcrumbs = True
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    category = 'view'
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    paginable = True
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    def __init__(self, req=None, rset=None, **kwargs):
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        super(View, self).__init__(req, rset=rset, **kwargs)
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        self.w = None
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    @property
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    def content_type(self):
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        return self._cw.html_content_type()
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    def set_stream(self, w=None):
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        if self.w is not None:
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            return
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        if w is None:
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            if self.binary:
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                self._stream = stream = StringIO()
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            else:
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                self._stream = stream = UStringIO()
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            w = stream.write
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        else:
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            stream = None
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        self.w = w
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        return stream
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    # main view interface #####################################################
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    def render(self, w=None, **context):
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        """called to render a view object for a result set.
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        This method is a dispatched to an actual method selected
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        according to optional row and col parameters, which are locating
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        a particular row or cell in the result set:
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        * if row is specified, `cell_call` is called
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        * if none of them is supplied, the view is considered to apply on
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          the whole result set (which may be None in this case), `call` is
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          called
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        """
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        # XXX use .cw_row/.cw_col
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        row = context.get('row')
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        if row is not None:
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            context.setdefault('col', 0)
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            view_func = self.cell_call
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        else:
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            view_func = self.call
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        stream = self.set_stream(w)
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        try:
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            view_func(**context)
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        except Exception:
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            self.debug('view call %s failed (context=%s)', view_func, context)
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            raise
0
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        # return stream content if we have created it
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        if stream is not None:
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            return self._stream.getvalue()
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    def tal_render(self, template, variables):
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        """render a precompiled page template with variables in the given
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        dictionary as context
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        """
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        from cubicweb.ext.tal import CubicWebContext
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        context = CubicWebContext()
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        context.update({'self': self, 'rset': self.cw_rset, '_' : self._cw._,
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                        'req': self._cw, 'user': self._cw.user})
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        context.update(variables)
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        output = UStringIO()
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        template.expand(context, output)
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        return output.getvalue()
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    # should default .call() method add a <div classs="section"> around each
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    # rset item
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    add_div_section = True
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    def call(self, **kwargs):
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        """the view is called for an entire result set, by default loop
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        other rows of the result set and call the same view on the
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        particular row
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        Views applicable on None result sets have to override this method
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        """
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        rset = self.cw_rset
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        if rset is None:
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            raise NotImplementedError("%r an rset is required" % self)
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        wrap = self.templatable and len(rset) > 1 and self.add_div_section
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        # avoid re-selection if rset of size 1, we already have the most
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        # specific view
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        if rset.rowcount != 1:
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            kwargs.setdefault('initargs', self.cw_extra_kwargs)
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            for i in xrange(len(rset)):
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                if wrap:
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                    self.w(u'<div class="section">')
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                self.wview(self.__regid__, rset, row=i, **kwargs)
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                if wrap:
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                    self.w(u"</div>")
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        else:
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            if wrap:
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                self.w(u'<div class="section">')
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            kwargs.setdefault('col', 0)
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            self.cell_call(row=0, **kwargs)
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            if wrap:
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                self.w(u"</div>")
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    def cell_call(self, row, col, **kwargs):
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        """the view is called for a particular result set cell"""
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        raise NotImplementedError(repr(self))
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0
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    def linkable(self):
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        """return True if the view may be linked in a menu
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0
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        by default views without title are not meant to be displayed
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        """
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        if not getattr(self, 'title', None):
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            return False
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        return True
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    def is_primary(self):
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        return self.cw_extra_kwargs.get('is_primary', self.__regid__ == 'primary')
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0
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    def url(self):
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        """return the url associated with this view. Should not be
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        necessary for non linkable views, but a default implementation
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        is provided anyway.
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        """
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        rset = self.cw_rset
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        if rset is None:
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            return self._cw.build_url('view', vid=self.__regid__)
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        coltypes = rset.column_types(0)
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        if len(coltypes) == 1:
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            etype = iter(coltypes).next()
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            if not self._cw.vreg.schema.eschema(etype).final:
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                if len(rset) == 1:
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                    entity = rset.get_entity(0, 0)
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                    return entity.absolute_url(vid=self.__regid__)
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            # don't want to generate /<etype> url if there is some restriction
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            # on something else than the entity type
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            restr = rset.syntax_tree().children[0].where
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            # XXX norestriction is not correct here. For instance, in cases like
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            # "Any P,N WHERE P is Project, P name N" norestriction should equal
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            # True
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            norestriction = (isinstance(restr, nodes.Relation) and
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                             restr.is_types_restriction())
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            if norestriction:
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                return self._cw.build_url(etype.lower(), vid=self.__regid__)
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        return self._cw.build_url('view', rql=rset.printable_rql(), vid=self.__regid__)
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    def set_request_content_type(self):
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        """set the content type returned by this view"""
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        self._cw.set_content_type(self.content_type)
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    # view utilities ##########################################################
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    def wview(self, __vid, rset=None, __fallback_vid=None, **kwargs):
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        """shortcut to self.view method automatically passing self.w as argument
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        """
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        self._cw.view(__vid, rset, __fallback_vid, w=self.w, **kwargs)
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    def whead(self, data):
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        self._cw.html_headers.write(data)
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    def wdata(self, data):
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        """simple helper that escapes `data` and writes into `self.w`"""
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        self.w(xml_escape(data))
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    def html_headers(self):
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        """return a list of html headers (eg something to be inserted between
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        <head> and </head> of the returned page
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        by default return a meta tag to disable robot indexation of the page
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        """
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        return [NOINDEX]
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    def page_title(self):
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        """returns a title according to the result set - used for the
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        title in the HTML header
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        """
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        vtitle = self._cw.form.get('vtitle')
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        if vtitle:
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            return self._cw._(vtitle)
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        # class defined title will only be used if the resulting title doesn't
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        # seem clear enough
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        vtitle = getattr(self, 'title', None) or u''
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        if vtitle:
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            vtitle = self._cw._(vtitle)
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        rset = self.cw_rset
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        if rset and rset.rowcount:
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            if rset.rowcount == 1:
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                try:
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                    entity = rset.complete_entity(0, 0)
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                    # use long_title to get context information if any
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                    clabel = entity.dc_long_title()
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                except NotAnEntity:
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                    clabel = display_name(self._cw, rset.description[0][0])
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                    clabel = u'%s (%s)' % (clabel, vtitle)
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            else :
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                etypes = rset.column_types(0)
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                if len(etypes) == 1:
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                    etype = iter(etypes).next()
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                    clabel = display_name(self._cw, etype, 'plural')
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                else :
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                    clabel = u'#[*] (%s)' % vtitle
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        else:
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            clabel = vtitle
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        return u'%s (%s)' % (clabel, self._cw.property_value('ui.site-title'))
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    @deprecated('[3.10] use vreg["etypes"].etype_class(etype).cw_create_url(req)')
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    def create_url(self, etype, **kwargs):
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        """ return the url of the entity creation form for a given entity type"""
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        return self._cw.vreg["etypes"].etype_class(etype).cw_create_url(
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            self._cw, **kwargs)
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    def field(self, label, value, row=True, show_label=True, w=None, tr=True,
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              table=False):
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        """read-only field"""
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        if w is None:
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            w = self.w
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        if table:
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            w(u'<tr class="entityfield">')
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        else:
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            w(u'<div class="entityfield">')
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        if show_label and label:
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            if tr:
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                label = display_name(self._cw, label)
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            if table:
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                w(u'<th>%s</th>' % label)
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            else:
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                w(u'<span class="label">%s</span> ' % label)
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        if table:
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            if not (show_label and label):
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                w(u'<td colspan="2">%s</td></tr>' % value)
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            else:
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                w(u'<td>%s</td></tr>' % value)
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        else:
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            w(u'<span>%s</span></div>' % value)
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# concrete views base classes #################################################
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class EntityView(View):
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    """base class for views applying on an entity (i.e. uniform result set)"""
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    __select__ = non_final_entity()
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    category = _('entityview')
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    def call(self, **kwargs):
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        if self.cw_rset is None:
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            # * cw_extra_kwargs is the place where extra selection arguments are
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            #   stored
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            # * when calling req.view('somevid', entity=entity), 'entity' ends
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            #   up in cw_extra_kwargs and kwargs
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            #
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            # handle that to avoid a TypeError with a sanity check
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            #
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            # Notice that could probably be avoided by handling entity_call in
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            # .render
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            entity = self.cw_extra_kwargs.pop('entity')
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            if 'entity' in kwargs:
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                assert kwargs.pop('entity') is entity
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            self.entity_call(entity, **kwargs)
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   347
        else:
2c3e83817a8e [view] add a new entity_call method to entity view protocol, allowing some to work with not yet created entities. Also, start considering 'eid' form parameters where we only consider 'rql', so we can move on bloquing arbitrary rql inputs (more to do on this...)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5679
diff changeset
   348
            super(EntityView, self).call(**kwargs)
2c3e83817a8e [view] add a new entity_call method to entity view protocol, allowing some to work with not yet created entities. Also, start considering 'eid' form parameters where we only consider 'rql', so we can move on bloquing arbitrary rql inputs (more to do on this...)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5679
diff changeset
   349
2c3e83817a8e [view] add a new entity_call method to entity view protocol, allowing some to work with not yet created entities. Also, start considering 'eid' form parameters where we only consider 'rql', so we can move on bloquing arbitrary rql inputs (more to do on this...)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5679
diff changeset
   350
    def cell_call(self, row, col, **kwargs):
2c3e83817a8e [view] add a new entity_call method to entity view protocol, allowing some to work with not yet created entities. Also, start considering 'eid' form parameters where we only consider 'rql', so we can move on bloquing arbitrary rql inputs (more to do on this...)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5679
diff changeset
   351
        self.entity_call(self.cw_rset.get_entity(row, col), **kwargs)
2c3e83817a8e [view] add a new entity_call method to entity view protocol, allowing some to work with not yet created entities. Also, start considering 'eid' form parameters where we only consider 'rql', so we can move on bloquing arbitrary rql inputs (more to do on this...)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5679
diff changeset
   352
2c3e83817a8e [view] add a new entity_call method to entity view protocol, allowing some to work with not yet created entities. Also, start considering 'eid' form parameters where we only consider 'rql', so we can move on bloquing arbitrary rql inputs (more to do on this...)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5679
diff changeset
   353
    def entity_call(self, entity, **kwargs):
8204
332596be995e [view] fix error messages of NotImplementedError
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 8174
diff changeset
   354
        raise NotImplementedError('%r %r' % (self.__regid__, self.__class__))
640
8e64f12be69c drop EntityAction usage in cw, upgrade rql_condition and friends
sylvain.thenault@logilab.fr
parents: 635
diff changeset
   355
6926
2cda8f1b4fae cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6922
diff changeset
   356
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   357
class StartupView(View):
843
5676811ef760 cleanup
sylvain.thenault@logilab.fr
parents: 822
diff changeset
   358
    """base class for views which doesn't need a particular result set to be
5676811ef760 cleanup
sylvain.thenault@logilab.fr
parents: 822
diff changeset
   359
    displayed (so they can always be displayed !)
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   360
    """
707
21a59b468f1a __selectors__ -> __select__
sylvain.thenault@logilab.fr
parents: 700
diff changeset
   361
    __select__ = none_rset()
1433
091ac3ba5d51 remove trailing white spaces
sylvain.thenault@logilab.fr
parents: 1432
diff changeset
   362
7670
6397a9051f65 [boxes] closes #1832844: translate views category in possible views boxes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7346
diff changeset
   363
    category = _('startupview')
1433
091ac3ba5d51 remove trailing white spaces
sylvain.thenault@logilab.fr
parents: 1432
diff changeset
   364
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   365
    def html_headers(self):
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   366
        """return a list of html headers (eg something to be inserted between
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   367
        <head> and </head> of the returned page
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   368
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   369
        by default startup views are indexed
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   370
        """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   371
        return []
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   372
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   373
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   374
class EntityStartupView(EntityView):
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   375
    """base class for entity views which may also be applied to None
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   376
    result set (usually a default rql is provided by the view class)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   377
    """
781
323656dd85a9 fix import, use non_final_entity instead of implements('Any')
sylvain.thenault@logilab.fr
parents: 757
diff changeset
   378
    __select__ = none_rset() | non_final_entity()
543
c0f2b6378f70 simplification of lazy tabs mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 522
diff changeset
   379
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   380
    default_rql = None
543
c0f2b6378f70 simplification of lazy tabs mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 522
diff changeset
   381
2418
8f06e4f02733 optional rset
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2312
diff changeset
   382
    def __init__(self, req, rset=None, **kwargs):
2890
fdcb8a2bb6eb fix __init__ parameters
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
   383
        super(EntityStartupView, self).__init__(req, rset=rset, **kwargs)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   384
        if rset is None:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   385
            # this instance is not in the "entityview" category
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   386
            self.category = 'startupview'
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   387
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   388
    def startup_rql(self):
873
3d9df99b0bfa cleanup
sylvain.thenault@logilab.fr
parents: 843
diff changeset
   389
        """return some rql to be executed if the result set is None"""
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   390
        return self.default_rql
543
c0f2b6378f70 simplification of lazy tabs mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 522
diff changeset
   391
8174
b3e87e6865ef [base views] make it easier to override EntityStartupView behaviour when the rset is empty; closes #2126364
Florent Cayré <florent.cayre@gmail.com>
parents: 8013
diff changeset
   392
    def no_entities(self, **kwargs):
b3e87e6865ef [base views] make it easier to override EntityStartupView behaviour when the rset is empty; closes #2126364
Florent Cayré <florent.cayre@gmail.com>
parents: 8013
diff changeset
   393
        """override to display something when no entities were found"""
b3e87e6865ef [base views] make it easier to override EntityStartupView behaviour when the rset is empty; closes #2126364
Florent Cayré <florent.cayre@gmail.com>
parents: 8013
diff changeset
   394
        pass
b3e87e6865ef [base views] make it easier to override EntityStartupView behaviour when the rset is empty; closes #2126364
Florent Cayré <florent.cayre@gmail.com>
parents: 8013
diff changeset
   395
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   396
    def call(self, **kwargs):
873
3d9df99b0bfa cleanup
sylvain.thenault@logilab.fr
parents: 843
diff changeset
   397
        """override call to execute rql returned by the .startup_rql method if
3d9df99b0bfa cleanup
sylvain.thenault@logilab.fr
parents: 843
diff changeset
   398
        necessary
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   399
        """
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   400
        rset = self.cw_rset
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   401
        if rset is None:
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   402
            rset = self.cw_rset = self._cw.execute(self.startup_rql())
8174
b3e87e6865ef [base views] make it easier to override EntityStartupView behaviour when the rset is empty; closes #2126364
Florent Cayré <florent.cayre@gmail.com>
parents: 8013
diff changeset
   403
        if rset:
b3e87e6865ef [base views] make it easier to override EntityStartupView behaviour when the rset is empty; closes #2126364
Florent Cayré <florent.cayre@gmail.com>
parents: 8013
diff changeset
   404
            for i in xrange(len(rset)):
b3e87e6865ef [base views] make it easier to override EntityStartupView behaviour when the rset is empty; closes #2126364
Florent Cayré <florent.cayre@gmail.com>
parents: 8013
diff changeset
   405
                self.wview(self.__regid__, rset, row=i, **kwargs)
b3e87e6865ef [base views] make it easier to override EntityStartupView behaviour when the rset is empty; closes #2126364
Florent Cayré <florent.cayre@gmail.com>
parents: 8013
diff changeset
   406
        else:
b3e87e6865ef [base views] make it easier to override EntityStartupView behaviour when the rset is empty; closes #2126364
Florent Cayré <florent.cayre@gmail.com>
parents: 8013
diff changeset
   407
            self.no_entities(**kwargs)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   408
543
c0f2b6378f70 simplification of lazy tabs mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 522
diff changeset
   409
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   410
class AnyRsetView(View):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   411
    """base class for views applying on any non empty result sets"""
707
21a59b468f1a __selectors__ -> __select__
sylvain.thenault@logilab.fr
parents: 700
diff changeset
   412
    __select__ = nonempty_rset()
543
c0f2b6378f70 simplification of lazy tabs mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 522
diff changeset
   413
7670
6397a9051f65 [boxes] closes #1832844: translate views category in possible views boxes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7346
diff changeset
   414
    category = _('anyrsetview')
543
c0f2b6378f70 simplification of lazy tabs mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 522
diff changeset
   415
2203
efdd3a9f9028 update to new rql get_description api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1999
diff changeset
   416
    def columns_labels(self, mainindex=0, tr=True):
7938
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   417
        """compute the label of the rset colums
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   418
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   419
        The logic is based on :meth:`~rql.stmts.Union.get_description`.
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   420
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   421
        :param mainindex: The index of the main variable. This is an hint to get
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   422
                          more accurate label for various situation
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   423
        :type mainindex:  int
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   424
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   425
        :param tr: Should the label be translated ?
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   426
        :type tr: boolean
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   427
        """
370
7e76f651314b fix rset xml view
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 369
diff changeset
   428
        if tr:
7938
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   429
            translate = partial(display_name, self._cw)
370
7e76f651314b fix rset xml view
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 369
diff changeset
   430
        else:
8011
23552e79316f [column labels] full display_name prototype compat
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7959
diff changeset
   431
            translate = lambda val, *args,**kwargs: val
2203
efdd3a9f9028 update to new rql get_description api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1999
diff changeset
   432
        # XXX [0] because of missing Union support
7938
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   433
        rql_syntax_tree = self.cw_rset.syntax_tree()
7959
32349eb5d89d [table view] fix bug introduced in 7938:80c6e2155c3d leading to not translated table headers
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7938
diff changeset
   434
        rqlstdescr = rql_syntax_tree.get_description(mainindex, translate)[0]
369
c8a6edc224bb new rsetxml view, reusing most code from csvexport view
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 361
diff changeset
   435
        labels = []
7346
c6d8c3ce4a3e [view] ability to define a column header through custom label_column_<colindex> method, useful for table view to customize a specific column without specifying others
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6931
diff changeset
   436
        for colidx, label in enumerate(rqlstdescr):
7938
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   437
            labels.append(self.column_label(colidx, label, translate))
369
c8a6edc224bb new rsetxml view, reusing most code from csvexport view
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 361
diff changeset
   438
        return labels
543
c0f2b6378f70 simplification of lazy tabs mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 522
diff changeset
   439
7938
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   440
    def column_label(self, colidx, default, translate_func=None):
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   441
        """return the label of a specified columns index
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   442
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   443
        Overwrite me if you need to compute specific label.
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   444
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   445
        :param colidx: The index of the column the call computes a label for.
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   446
        :type colidx:  int
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   447
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   448
        :param default: Default value. If ``"Any"`` the default value will be
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   449
                        recomputed as coma separated list for all possible
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   450
                        etypes name.
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   451
        :type colidx:  string
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   452
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   453
        :param translate_func: A function used to translate name.
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   454
        :type colidx:  function
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   455
        """
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   456
        label = default
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   457
        if label == 'Any':
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   458
            etypes = self.cw_rset.column_types(colidx)
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   459
            if translate_func is not None:
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   460
                etypes = map(translate_func, etypes)
7959
32349eb5d89d [table view] fix bug introduced in 7938:80c6e2155c3d leading to not translated table headers
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7938
diff changeset
   461
            label = u','.join(etypes)
7938
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   462
        return label
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   463
80c6e2155c3d AnyRsetView: Refactor the columns_name method and update doc.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 7833
diff changeset
   464
1433
091ac3ba5d51 remove trailing white spaces
sylvain.thenault@logilab.fr
parents: 1432
diff changeset
   465
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   466
# concrete template base classes ##############################################
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   467
816
9cd49a910fce kill Template class and 'templates' registry
sylvain.thenault@logilab.fr
parents: 781
diff changeset
   468
class MainTemplate(View):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   469
    """main template are primary access point to render a full HTML page.
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   470
    There is usually at least a regular main template and a simple fallback
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   471
    one to display error if the first one failed
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   472
    """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   473
8976
aeb7d400ee92 [view] return HTML5 doctype. Closes #2869426
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8941
diff changeset
   474
    doctype = '<!DOCTYPE html>'
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   475
1424
0a440312913b set_stream simplification
sylvain.thenault@logilab.fr
parents: 1421
diff changeset
   476
    def set_stream(self, w=None):
0a440312913b set_stream simplification
sylvain.thenault@logilab.fr
parents: 1421
diff changeset
   477
        if self.w is not None:
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   478
            return
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   479
        if w is None:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   480
            if self.binary:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   481
                self._stream = stream = StringIO()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   482
            else:
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   483
                self._stream = stream = HTMLStream(self._cw)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   484
            w = stream.write
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   485
        else:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   486
            stream = None
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   487
        self.w = w
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   488
        return stream
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   489
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   490
    def write_doctype(self, xmldecl=True):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   491
        assert isinstance(self._stream, HTMLStream)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   492
        self._stream.doctype = self.doctype
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   493
        if not xmldecl:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   494
            self._stream.xmldecl = u''
661
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   495
822
e3d8db01f3f5 test_views fixes
sylvain.thenault@logilab.fr
parents: 819
diff changeset
   496
    def linkable(self):
e3d8db01f3f5 test_views fixes
sylvain.thenault@logilab.fr
parents: 819
diff changeset
   497
        return False
1433
091ac3ba5d51 remove trailing white spaces
sylvain.thenault@logilab.fr
parents: 1432
diff changeset
   498
661
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   499
# concrete component base classes #############################################
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   500
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   501
class ReloadableMixIn(object):
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   502
    """simple mixin for reloadable parts of UI"""
1433
091ac3ba5d51 remove trailing white spaces
sylvain.thenault@logilab.fr
parents: 1432
diff changeset
   503
661
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   504
    def user_callback(self, cb, args, msg=None, nonify=False):
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   505
        """register the given user callback and return an url to call it ready to be
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   506
        inserted in html
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   507
        """
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   508
        self._cw.add_js('cubicweb.ajax.js')
661
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   509
        if nonify:
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   510
            _cb = cb
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   511
            def cb(*args):
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   512
                _cb(*args)
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   513
        cbname = self._cw.register_onetime_callback(cb, *args)
2312
af4d8f75c5db use xml_escape
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2217
diff changeset
   514
        return self.build_js(cbname, xml_escape(msg or ''))
1433
091ac3ba5d51 remove trailing white spaces
sylvain.thenault@logilab.fr
parents: 1432
diff changeset
   515
661
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   516
    def build_update_js_call(self, cbname, msg):
4059
f1da1a7ef29b backport stable
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4045 4058
diff changeset
   517
        rql = self.cw_rset.printable_rql()
6044
9e48ebd5400c [view] use the new magic js object to generate javascript func call for auto reload user callbacks
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   518
        return "javascript: %s" % js.userCallbackThenUpdateUI(
9e48ebd5400c [view] use the new magic js object to generate javascript func call for auto reload user callbacks
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   519
            cbname, self.__regid__, rql, msg, self.__registry__, self.domid)
1433
091ac3ba5d51 remove trailing white spaces
sylvain.thenault@logilab.fr
parents: 1432
diff changeset
   520
4062
d16b2927afe6 oops, bad indent
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4060
diff changeset
   521
    def build_reload_js_call(self, cbname, msg):
6044
9e48ebd5400c [view] use the new magic js object to generate javascript func call for auto reload user callbacks
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6038
diff changeset
   522
        return "javascript: %s" % js.userCallbackThenReloadPage(cbname, msg)
661
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   523
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   524
    build_js = build_update_js_call # expect updatable component by default
1433
091ac3ba5d51 remove trailing white spaces
sylvain.thenault@logilab.fr
parents: 1432
diff changeset
   525
6140
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   526
    @property
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   527
    def domid(self):
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   528
        return domid(self.__regid__)
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   529
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   530
    @deprecated('[3.10] use .domid property')
661
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   531
    def div_id(self):
6140
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   532
        return self.domid
661
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   533
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   534
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   535
class Component(ReloadableMixIn, View):
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   536
    """base class for components"""
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   537
    __registry__ = 'components'
707
21a59b468f1a __selectors__ -> __select__
sylvain.thenault@logilab.fr
parents: 700
diff changeset
   538
    __select__ = yes()
661
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   539
6140
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   540
    # XXX huummm, much probably useless (should be...)
3010
684a0c546774 [ui props] drop htmlclass as a persistent property, this is definitly useless/unusable
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2656
diff changeset
   541
    htmlclass = 'mainRelated'
6140
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   542
    @property
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   543
    def cssclass(self):
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   544
        return '%s %s' % (self.htmlclass, domid(self.__regid__))
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   545
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   546
    # XXX should rely on ReloadableMixIn.domid
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   547
    @property
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   548
    def domid(self):
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   549
        return '%sComponent' % domid(self.__regid__)
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   550
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   551
    @deprecated('[3.10] use .cssclass property')
661
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   552
    def div_class(self):
6140
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   553
        return self.cssclass
5556
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   554
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   555
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   556
class Adapter(AppObject):
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   557
    """base class for adapters"""
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   558
    __registry__ = 'adapters'
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   559
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   560
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   561
def implements_adapter_compat(iface):
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   562
    def _pre39_compat(func):
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   563
        def decorated(self, *args, **kwargs):
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   564
            entity = self.entity
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   565
            if hasattr(entity, func.__name__):
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   566
                warn('[3.9] %s method is deprecated, define it on a custom '
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   567
                     '%s for %s instead' % (func.__name__, iface,
8666
1dd655788ece make ui configurations selectable (closes #2406609)
Florent Cayré <florent.cayre@logilab.fr>
parents: 8425
diff changeset
   568
                                            entity.__class__),
5556
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   569
                     DeprecationWarning)
5571
5d024bf9424b [adapters compat] make implements_adapter_compat selector compatible with attributes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5556
diff changeset
   570
                member = getattr(entity, func.__name__)
5d024bf9424b [adapters compat] make implements_adapter_compat selector compatible with attributes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5556
diff changeset
   571
                if callable(member):
5d024bf9424b [adapters compat] make implements_adapter_compat selector compatible with attributes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5556
diff changeset
   572
                    return member(*args, **kwargs)
5d024bf9424b [adapters compat] make implements_adapter_compat selector compatible with attributes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5556
diff changeset
   573
                return member
5556
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   574
            return func(self, *args, **kwargs)
6864
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   575
        decorated.decorated = func
5556
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   576
        return decorated
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   577
    return _pre39_compat
6864
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   578
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   579
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   580
def unwrap_adapter_compat(cls):
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   581
    parent = cls.__bases__[0]
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   582
    for member_name in dir(parent):
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   583
        member = getattr(parent, member_name)
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   584
        if isinstance(member, types.MethodType) and hasattr(member.im_func, 'decorated') and not member_name in cls.__dict__:
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   585
            method = new.instancemethod(member.im_func.decorated, None, cls)
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   586
            setattr(cls, member_name, method)
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   587
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   588
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   589
class auto_unwrap_bw_compat(type):
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   590
    def __new__(mcs, name, bases, classdict):
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   591
        cls = type.__new__(mcs, name, bases, classdict)
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   592
        if not classdict.get('__needs_bw_compat__'):
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   593
            unwrap_adapter_compat(cls)
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   594
        return cls
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   595
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   596
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   597
class EntityAdapter(Adapter):
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   598
    """base class for entity adapters (eg adapt an entity to an interface)"""
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   599
    __metaclass__ = auto_unwrap_bw_compat
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   600
    def __init__(self, _cw, **kwargs):
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   601
        try:
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   602
            self.entity = kwargs.pop('entity')
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   603
        except KeyError:
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   604
            self.entity = kwargs['rset'].get_entity(kwargs.get('row') or 0,
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   605
                                                    kwargs.get('col') or 0)
ea95004494a2 [adapters] fix #1424467 caused by precedence of bw compat method while the adapter is concret for a given class
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6769
diff changeset
   606
        Adapter.__init__(self, _cw, **kwargs)