view.py
author Sylvain Thénault <sylvain.thenault@logilab.fr>
Mon, 14 Feb 2011 23:18:20 +0100
changeset 6992 38f2e306ad8b
parent 6931 0af44a38fe41
child 7346 c6d8c3ce4a3e
permissions -rw-r--r--
[migtration] fix migration script for 'dont cross' relations
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# copyright 2003-2010 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 logilab.common.deprecation import deprecated
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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.selectors import yes, 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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from cubicweb.vregistry import classid
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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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CW_XHTML_EXTENSIONS = '''[
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  <!ATTLIST html xmlns:cubicweb CDATA  #FIXED \'http://www.logilab.org/2008/cubicweb\'  >
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<!ENTITY % coreattrs
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 "id          ID            #IMPLIED
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  class       CDATA         #IMPLIED
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  style       CDATA         #IMPLIED
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  title       CDATA         #IMPLIED
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 cubicweb:accesskey         CDATA   #IMPLIED
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 cubicweb:actualrql         CDATA   #IMPLIED
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 cubicweb:dataurl           CDATA   #IMPLIED
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 cubicweb:facetName         CDATA   #IMPLIED
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 cubicweb:facetargs         CDATA   #IMPLIED
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 cubicweb:fallbackvid       CDATA   #IMPLIED
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 cubicweb:fname             CDATA   #IMPLIED
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 cubicweb:initfunc          CDATA   #IMPLIED
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 cubicweb:inputid           CDATA   #IMPLIED
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 cubicweb:inputname         CDATA   #IMPLIED
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 cubicweb:limit             CDATA   #IMPLIED
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 cubicweb:loadtype          CDATA   #IMPLIED
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 cubicweb:loadurl           CDATA   #IMPLIED
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 cubicweb:maxlength         CDATA   #IMPLIED
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 cubicweb:required          CDATA   #IMPLIED
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 cubicweb:rooteid           CDATA   #IMPLIED
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 cubicweb:rql               CDATA   #IMPLIED
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 cubicweb:size              CDATA   #IMPLIED
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 cubicweb:sortvalue         CDATA   #IMPLIED
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 cubicweb:target            CDATA   #IMPLIED
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 cubicweb:tindex            CDATA   #IMPLIED
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 cubicweb:tlunit            CDATA   #IMPLIED
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 cubicweb:type              CDATA   #IMPLIED
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 cubicweb:unselimg          CDATA   #IMPLIED
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 cubicweb:uselabel          CDATA   #IMPLIED
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 cubicweb:value             CDATA   #IMPLIED
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 cubicweb:variables         CDATA   #IMPLIED
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 cubicweb:vid               CDATA   #IMPLIED
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 cubicweb:wdgtype           CDATA   #IMPLIED
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  "> ] '''
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TRANSITIONAL_DOCTYPE = u'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd" %s>\n' % CW_XHTML_EXTENSIONS
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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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STRICT_DOCTYPE = u'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd" %s>\n' % CW_XHTML_EXTENSIONS
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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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# base view object ############################################################
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class View(AppObject):
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    """abstract view class, used as base for every renderable object such
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    as views, templates, some components...web
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    A view is instantiated to render a [part of a] result set. View
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    subclasses may be parametred using the following class attributes:
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    * `templatable` indicates if the view may be embeded in a main
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      template or if it has to be rendered standalone (i.e. XML for
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      instance)
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    * if the view is not templatable, it should set the `content_type` class
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      attribute to the correct MIME type (text/xhtml by default)
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    * the `category` attribute may be used in the interface to regroup related
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      objects together
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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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    @property
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    @deprecated('[3.6] need_navigation is deprecated, use .paginable')
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    def need_navigation(self):
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        return True
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    @property
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    def paginable(self):
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        if not isinstance(self.__class__.need_navigation, property):
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            warn('[3.6] %s.need_navigation is deprecated, use .paginable'
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                 % self.__class__, DeprecationWarning)
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            return self.need_navigation
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        return 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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0
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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:
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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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    dispatch = deprecated('[3.4] .dispatch is deprecated, use .render')(render)
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0
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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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0
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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
0
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        if rset is None:
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            raise NotImplementedError, (self, "an rset is required")
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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:
0
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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)
0
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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, 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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    # XXX Template bw compat
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    template = deprecated('[3.4] .template is deprecated, use .view')(wview)
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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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0
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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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   315
            vtitle = self._cw._(vtitle)
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        rset = self.cw_rset
0
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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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   320
                    entity = rset.complete_entity(0, 0)
0
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   321
                    # use long_title to get context information if any
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                    clabel = entity.dc_long_title()
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   323
                except NotAnEntity:
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   324
                    clabel = display_name(self._cw, rset.description[0][0])
0
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   325
                    clabel = u'%s (%s)' % (clabel, vtitle)
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   326
            else :
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   327
                etypes = rset.column_types(0)
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   328
                if len(etypes) == 1:
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   329
                    etype = iter(etypes).next()
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diff changeset
   330
                    clabel = display_name(self._cw, etype, 'plural')
0
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   331
                else :
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   332
                    clabel = u'#[*] (%s)' % vtitle
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   333
        else:
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   334
            clabel = vtitle
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   335
        return u'%s (%s)' % (clabel, self._cw.property_value('ui.site-title'))
0
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   336
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diff changeset
   337
    @deprecated('[3.10] use vreg["etypes"].etype_class(etype).cw_create_url(req)')
0
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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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diff changeset
   340
        return self._cw.vreg["etypes"].etype_class(etype).cw_create_url(
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   341
            self._cw, **kwargs)
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   343
    def field(self, label, value, row=True, show_label=True, w=None, tr=True,
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   344
              table=False):
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        """read-only field"""
0
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        if w is None:
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            w = self.w
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   348
        if table:
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   349
            w(u'<tr class="entityfield">')
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   350
        else:
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diff changeset
   351
            w(u'<div class="entityfield">')
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diff changeset
   352
        if show_label and label:
0
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   353
            if tr:
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   354
                label = display_name(self._cw, label)
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   355
            if table:
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diff changeset
   356
                w(u'<th>%s</th>' % label)
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diff changeset
   357
            else:
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diff changeset
   358
                w(u'<span class="label">%s</span> ' % label)
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   359
        if table:
3969
970a748684b5 when fields are displayed in a table and label should'nt be displayed, set colspan to 2 on the field value cell
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3839
diff changeset
   360
            if not (show_label and label):
970a748684b5 when fields are displayed in a table and label should'nt be displayed, set colspan to 2 on the field value cell
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3839
diff changeset
   361
                w(u'<td colspan="2">%s</td></tr>' % value)
970a748684b5 when fields are displayed in a table and label should'nt be displayed, set colspan to 2 on the field value cell
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3839
diff changeset
   362
            else:
970a748684b5 when fields are displayed in a table and label should'nt be displayed, set colspan to 2 on the field value cell
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3839
diff changeset
   363
                w(u'<td>%s</td></tr>' % value)
3809
1b9b51ee543e [web ui] PrimaryView.render_attributes now uses a table
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 3782
diff changeset
   364
        else:
1b9b51ee543e [web ui] PrimaryView.render_attributes now uses a table
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 3782
diff changeset
   365
            w(u'<span>%s</span></div>' % value)
1433
091ac3ba5d51 remove trailing white spaces
sylvain.thenault@logilab.fr
parents: 1432
diff changeset
   366
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   367
543
c0f2b6378f70 simplification of lazy tabs mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 522
diff changeset
   368
640
8e64f12be69c drop EntityAction usage in cw, upgrade rql_condition and friends
sylvain.thenault@logilab.fr
parents: 635
diff changeset
   369
# concrete views base classes #################################################
8e64f12be69c drop EntityAction usage in cw, upgrade rql_condition and friends
sylvain.thenault@logilab.fr
parents: 635
diff changeset
   370
8e64f12be69c drop EntityAction usage in cw, upgrade rql_condition and friends
sylvain.thenault@logilab.fr
parents: 635
diff changeset
   371
class EntityView(View):
843
5676811ef760 cleanup
sylvain.thenault@logilab.fr
parents: 822
diff changeset
   372
    """base class for views applying on an entity (i.e. uniform result set)"""
781
323656dd85a9 fix import, use non_final_entity instead of implements('Any')
sylvain.thenault@logilab.fr
parents: 757
diff changeset
   373
    __select__ = non_final_entity()
640
8e64f12be69c drop EntityAction usage in cw, upgrade rql_condition and friends
sylvain.thenault@logilab.fr
parents: 635
diff changeset
   374
    category = 'entityview'
8e64f12be69c drop EntityAction usage in cw, upgrade rql_condition and friends
sylvain.thenault@logilab.fr
parents: 635
diff changeset
   375
5715
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
   376
    def call(self, **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
   377
        if self.cw_rset is None:
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
   378
            self.entity_call(self.cw_extra_kwargs.pop('entity'))
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
   379
        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
   380
            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
   381
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
   382
    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
   383
        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
   384
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
   385
    def entity_call(self, entity, **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
   386
        raise NotImplementedError()
640
8e64f12be69c drop EntityAction usage in cw, upgrade rql_condition and friends
sylvain.thenault@logilab.fr
parents: 635
diff changeset
   387
6926
2cda8f1b4fae cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6922
diff changeset
   388
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   389
class StartupView(View):
843
5676811ef760 cleanup
sylvain.thenault@logilab.fr
parents: 822
diff changeset
   390
    """base class for views which doesn't need a particular result set to be
5676811ef760 cleanup
sylvain.thenault@logilab.fr
parents: 822
diff changeset
   391
    displayed (so they can always be displayed !)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   392
    """
707
21a59b468f1a __selectors__ -> __select__
sylvain.thenault@logilab.fr
parents: 700
diff changeset
   393
    __select__ = none_rset()
1433
091ac3ba5d51 remove trailing white spaces
sylvain.thenault@logilab.fr
parents: 1432
diff changeset
   394
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   395
    category = 'startupview'
1433
091ac3ba5d51 remove trailing white spaces
sylvain.thenault@logilab.fr
parents: 1432
diff changeset
   396
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   397
    def html_headers(self):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   398
        """return a list of html headers (eg something to be inserted between
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   399
        <head> and </head> of the returned page
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   400
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   401
        by default startup views are indexed
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   402
        """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   403
        return []
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   404
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   405
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   406
class EntityStartupView(EntityView):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   407
    """base class for entity views which may also be applied to None
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   408
    result set (usually a default rql is provided by the view class)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   409
    """
781
323656dd85a9 fix import, use non_final_entity instead of implements('Any')
sylvain.thenault@logilab.fr
parents: 757
diff changeset
   410
    __select__ = none_rset() | non_final_entity()
543
c0f2b6378f70 simplification of lazy tabs mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 522
diff changeset
   411
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   412
    default_rql = None
543
c0f2b6378f70 simplification of lazy tabs mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 522
diff changeset
   413
2418
8f06e4f02733 optional rset
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2312
diff changeset
   414
    def __init__(self, req, rset=None, **kwargs):
2890
fdcb8a2bb6eb fix __init__ parameters
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
   415
        super(EntityStartupView, self).__init__(req, rset=rset, **kwargs)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   416
        if rset is None:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   417
            # this instance is not in the "entityview" category
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   418
            self.category = 'startupview'
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   419
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   420
    def startup_rql(self):
873
3d9df99b0bfa cleanup
sylvain.thenault@logilab.fr
parents: 843
diff changeset
   421
        """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
   422
        return self.default_rql
543
c0f2b6378f70 simplification of lazy tabs mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 522
diff changeset
   423
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   424
    def call(self, **kwargs):
873
3d9df99b0bfa cleanup
sylvain.thenault@logilab.fr
parents: 843
diff changeset
   425
        """override call to execute rql returned by the .startup_rql method if
3d9df99b0bfa cleanup
sylvain.thenault@logilab.fr
parents: 843
diff changeset
   426
        necessary
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   427
        """
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   428
        rset = self.cw_rset
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   429
        if rset is None:
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   430
            rset = self.cw_rset = self._cw.execute(self.startup_rql())
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   431
        for i in xrange(len(rset)):
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   432
            self.wview(self.__regid__, rset, row=i, **kwargs)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   433
543
c0f2b6378f70 simplification of lazy tabs mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 522
diff changeset
   434
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   435
class AnyRsetView(View):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   436
    """base class for views applying on any non empty result sets"""
707
21a59b468f1a __selectors__ -> __select__
sylvain.thenault@logilab.fr
parents: 700
diff changeset
   437
    __select__ = nonempty_rset()
543
c0f2b6378f70 simplification of lazy tabs mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 522
diff changeset
   438
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   439
    category = 'anyrsetview'
543
c0f2b6378f70 simplification of lazy tabs mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 522
diff changeset
   440
2203
efdd3a9f9028 update to new rql get_description api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1999
diff changeset
   441
    def columns_labels(self, mainindex=0, tr=True):
370
7e76f651314b fix rset xml view
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 369
diff changeset
   442
        if tr:
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   443
            translate = lambda val, req=self._cw: display_name(req, val)
370
7e76f651314b fix rset xml view
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 369
diff changeset
   444
        else:
2207
5fad58e603f4 fix translate argument
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2203
diff changeset
   445
            translate = lambda val: val
2203
efdd3a9f9028 update to new rql get_description api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1999
diff changeset
   446
        # XXX [0] because of missing Union support
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   447
        rqlstdescr = self.cw_rset.syntax_tree().get_description(mainindex,
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   448
                                                                translate)[0]
369
c8a6edc224bb new rsetxml view, reusing most code from csvexport view
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 361
diff changeset
   449
        labels = []
2203
efdd3a9f9028 update to new rql get_description api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1999
diff changeset
   450
        for colindex, label in enumerate(rqlstdescr):
369
c8a6edc224bb new rsetxml view, reusing most code from csvexport view
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 361
diff changeset
   451
            # compute column header
2203
efdd3a9f9028 update to new rql get_description api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1999
diff changeset
   452
            if label == 'Any': # find a better label
2207
5fad58e603f4 fix translate argument
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2203
diff changeset
   453
                label = ','.join(translate(et)
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   454
                                 for et in self.cw_rset.column_types(colindex))
369
c8a6edc224bb new rsetxml view, reusing most code from csvexport view
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 361
diff changeset
   455
            labels.append(label)
c8a6edc224bb new rsetxml view, reusing most code from csvexport view
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 361
diff changeset
   456
        return labels
543
c0f2b6378f70 simplification of lazy tabs mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 522
diff changeset
   457
1433
091ac3ba5d51 remove trailing white spaces
sylvain.thenault@logilab.fr
parents: 1432
diff changeset
   458
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   459
# concrete template base classes ##############################################
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   460
816
9cd49a910fce kill Template class and 'templates' registry
sylvain.thenault@logilab.fr
parents: 781
diff changeset
   461
class MainTemplate(View):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   462
    """main template are primary access point to render a full HTML page.
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   463
    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
   464
    one to display error if the first one failed
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   465
    """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   466
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   467
    @property
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   468
    def doctype(self):
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   469
        if self._cw.xhtml_browser():
1421
77ee26df178f doc type handling refactoring: do the ext substitution at the module level
sylvain.thenault@logilab.fr
parents: 1181
diff changeset
   470
            return STRICT_DOCTYPE
77ee26df178f doc type handling refactoring: do the ext substitution at the module level
sylvain.thenault@logilab.fr
parents: 1181
diff changeset
   471
        return STRICT_DOCTYPE_NOEXT
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   472
1424
0a440312913b set_stream simplification
sylvain.thenault@logilab.fr
parents: 1421
diff changeset
   473
    def set_stream(self, w=None):
0a440312913b set_stream simplification
sylvain.thenault@logilab.fr
parents: 1421
diff changeset
   474
        if self.w is not None:
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   475
            return
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   476
        if w is None:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   477
            if self.binary:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   478
                self._stream = stream = StringIO()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   479
            else:
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   480
                self._stream = stream = HTMLStream(self._cw)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   481
            w = stream.write
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   482
        else:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   483
            stream = None
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   484
        self.w = w
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   485
        return stream
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   486
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   487
    def write_doctype(self, xmldecl=True):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   488
        assert isinstance(self._stream, HTMLStream)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   489
        self._stream.doctype = self.doctype
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   490
        if not xmldecl:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   491
            self._stream.xmldecl = u''
661
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   492
822
e3d8db01f3f5 test_views fixes
sylvain.thenault@logilab.fr
parents: 819
diff changeset
   493
    def linkable(self):
e3d8db01f3f5 test_views fixes
sylvain.thenault@logilab.fr
parents: 819
diff changeset
   494
        return False
1433
091ac3ba5d51 remove trailing white spaces
sylvain.thenault@logilab.fr
parents: 1432
diff changeset
   495
661
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   496
# concrete component base classes #############################################
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   497
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   498
class ReloadableMixIn(object):
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   499
    """simple mixin for reloadable parts of UI"""
1433
091ac3ba5d51 remove trailing white spaces
sylvain.thenault@logilab.fr
parents: 1432
diff changeset
   500
661
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   501
    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
   502
        """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
   503
        inserted in html
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   504
        """
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   505
        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
   506
        if nonify:
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   507
            _cb = cb
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   508
            def cb(*args):
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   509
                _cb(*args)
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3369
diff changeset
   510
        cbname = self._cw.register_onetime_callback(cb, *args)
2312
af4d8f75c5db use xml_escape
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2217
diff changeset
   511
        return self.build_js(cbname, xml_escape(msg or ''))
1433
091ac3ba5d51 remove trailing white spaces
sylvain.thenault@logilab.fr
parents: 1432
diff changeset
   512
661
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   513
    def build_update_js_call(self, cbname, msg):
4059
f1da1a7ef29b backport stable
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4045 4058
diff changeset
   514
        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
   515
        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
   516
            cbname, self.__regid__, rql, msg, self.__registry__, self.domid)
1433
091ac3ba5d51 remove trailing white spaces
sylvain.thenault@logilab.fr
parents: 1432
diff changeset
   517
4062
d16b2927afe6 oops, bad indent
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4060
diff changeset
   518
    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
   519
        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
   520
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   521
    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
   522
6140
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   523
    @property
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   524
    def domid(self):
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   525
        return domid(self.__regid__)
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   526
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   527
    @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
   528
    def div_id(self):
6140
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   529
        return self.domid
661
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   530
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   531
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   532
class Component(ReloadableMixIn, View):
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   533
    """base class for components"""
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   534
    __registry__ = 'components'
707
21a59b468f1a __selectors__ -> __select__
sylvain.thenault@logilab.fr
parents: 700
diff changeset
   535
    __select__ = yes()
661
4f61eb8a96b7 properly kill/depreciate component base class, only keep Component
sylvain.thenault@logilab.fr
parents: 660
diff changeset
   536
6140
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   537
    # 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
   538
    htmlclass = 'mainRelated'
6140
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   539
    @property
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   540
    def cssclass(self):
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   541
        return '%s %s' % (self.htmlclass, domid(self.__regid__))
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   542
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   543
    # XXX should rely on ReloadableMixIn.domid
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   544
    @property
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   545
    def domid(self):
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   546
        return '%sComponent' % domid(self.__regid__)
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   547
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   548
    @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
   549
    def div_class(self):
6140
65a619eb31c4 [boxes] introduce new boxes system
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6047
diff changeset
   550
        return self.cssclass
5556
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   551
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   552
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   553
class Adapter(AppObject):
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   554
    """base class for adapters"""
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   555
    __registry__ = 'adapters'
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   556
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   557
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   558
def implements_adapter_compat(iface):
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   559
    def _pre39_compat(func):
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   560
        def decorated(self, *args, **kwargs):
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   561
            entity = self.entity
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   562
            if hasattr(entity, func.__name__):
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   563
                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
   564
                     '%s for %s instead' % (func.__name__, iface,
5725
b5d595b66c35 [adapters] enhanced warning
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5715
diff changeset
   565
                                            classid(entity.__class__)),
5556
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   566
                     DeprecationWarning)
5571
5d024bf9424b [adapters compat] make implements_adapter_compat selector compatible with attributes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5556
diff changeset
   567
                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
   568
                if callable(member):
5d024bf9424b [adapters compat] make implements_adapter_compat selector compatible with attributes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5556
diff changeset
   569
                    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
   570
                return member
5556
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   571
            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
   572
        decorated.decorated = func
5556
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   573
        return decorated
9ab2b4c74baf [entity] introduce a new 'adapters' registry
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5533
diff changeset
   574
    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
   575
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
   576
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
   577
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
   578
    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
   579
    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
   580
        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
   581
        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
   582
            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
   583
            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
   584
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
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
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
   587
    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
   588
        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
   589
        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
   590
            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
   591
        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
   592
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
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
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
   595
    """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
   596
    __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
   597
    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
   598
        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
   599
            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
   600
        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
   601
            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
   602
                                                    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
   603
        Adapter.__init__(self, _cw, **kwargs)