web/views/xmlrss.py
author Sylvain Thénault <sylvain.thenault@logilab.fr>
Mon, 21 Jun 2010 15:29:10 +0200
branchstable
changeset 5812 d970049d7cfd
parent 5424 8ecbcbff9777
child 5444 f7fdb5dd82f6
permissions -rw-r--r--
[dbapi] Connection.load_appobjects should load site_cubicweb files as well, they may contains necessary RQL extension function definitions. Also kill some broken deprecated code in this method.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
5421
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4994
diff changeset
     1
# copyright 2003-2010 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4994
diff changeset
     2
# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4994
diff changeset
     3
#
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4994
diff changeset
     4
# This file is part of CubicWeb.
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4994
diff changeset
     5
#
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4994
diff changeset
     6
# CubicWeb is free software: you can redistribute it and/or modify it under the
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4994
diff changeset
     7
# terms of the GNU Lesser General Public License as published by the Free
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4994
diff changeset
     8
# Software Foundation, either version 2.1 of the License, or (at your option)
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4994
diff changeset
     9
# any later version.
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4994
diff changeset
    10
#
5424
8ecbcbff9777 replace logilab-common by CubicWeb in disclaimer
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5421
diff changeset
    11
# CubicWeb is distributed in the hope that it will be useful, but WITHOUT
5421
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4994
diff changeset
    12
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4994
diff changeset
    13
# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4994
diff changeset
    14
# details.
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4994
diff changeset
    15
#
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4994
diff changeset
    16
# You should have received a copy of the GNU Lesser General Public License along
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4994
diff changeset
    17
# with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    18
"""base xml and rss views
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    19
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    20
"""
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    21
__docformat__ = "restructuredtext en"
1882
ce662160bb46 cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1733
diff changeset
    22
_ = unicode
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    23
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    24
from time import timezone
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    25
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    26
from logilab.mtconverter import xml_escape
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    27
1091
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
    28
from cubicweb.selectors import non_final_entity, one_line_rset, appobject_selectable
2058
7ef12c03447c nicer vreg api, try to make rset an optional named argument in select and derivated (including selectors)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1977
diff changeset
    29
from cubicweb.view import EntityView, AnyRsetView, Component
4023
eae23c40627a drop common subpackage
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3720
diff changeset
    30
from cubicweb.uilib import simple_sgml_tag
2058
7ef12c03447c nicer vreg api, try to make rset an optional named argument in select and derivated (including selectors)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1977
diff changeset
    31
from cubicweb.web import httpcache, box
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    32
1091
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
    33
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
    34
# base xml views ##############################################################
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    35
1652
ba0a6b4d04f7 more intuitive case
sylvain.thenault@logilab.fr
parents: 1550
diff changeset
    36
class XMLView(EntityView):
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    37
    """xml view for entities"""
3377
dd9d292b6a6d use __regid__ instead of id on appobject classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3185
diff changeset
    38
    __regid__ = 'xml'
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    39
    title = _('xml')
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    40
    templatable = False
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    41
    content_type = 'text/xml'
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    42
    xml_root = 'rset'
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    43
    item_vid = 'xmlitem'
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
    44
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    45
    def cell_call(self, row, col):
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3377
diff changeset
    46
        self.wview(self.item_vid, self.cw_rset, row=row, col=col)
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
    47
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    48
    def call(self):
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    49
        """display a list of entities by calling their <item_vid> view"""
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3377
diff changeset
    50
        self.w(u'<?xml version="1.0" encoding="%s"?>\n' % self._cw.encoding)
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3377
diff changeset
    51
        self.w(u'<%s size="%s">\n' % (self.xml_root, len(self.cw_rset)))
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3377
diff changeset
    52
        for i in xrange(self.cw_rset.rowcount):
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    53
            self.cell_call(i, 0)
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    54
        self.w(u'</%s>\n' % self.xml_root)
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    55
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    56
1652
ba0a6b4d04f7 more intuitive case
sylvain.thenault@logilab.fr
parents: 1550
diff changeset
    57
class XMLItemView(EntityView):
3377
dd9d292b6a6d use __regid__ instead of id on appobject classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3185
diff changeset
    58
    __regid__ = 'xmlitem'
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    59
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    60
    def cell_call(self, row, col):
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    61
        """ element as an item for an xml feed """
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3377
diff changeset
    62
        entity = self.cw_rset.complete_entity(row, col)
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    63
        self.w(u'<%s>\n' % (entity.e_schema))
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    64
        for rschema, attrschema in entity.e_schema.attribute_definitions():
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    65
            attr = rschema.type
4994
108bb7f2a171 dont get eid from entity's dict
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4898
diff changeset
    66
            if attr == 'eid':
108bb7f2a171 dont get eid from entity's dict
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4898
diff changeset
    67
                value = entity.eid
108bb7f2a171 dont get eid from entity's dict
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4898
diff changeset
    68
            else:
108bb7f2a171 dont get eid from entity's dict
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4898
diff changeset
    69
                try:
108bb7f2a171 dont get eid from entity's dict
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4898
diff changeset
    70
                    value = entity[attr]
108bb7f2a171 dont get eid from entity's dict
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4898
diff changeset
    71
                except KeyError:
108bb7f2a171 dont get eid from entity's dict
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4898
diff changeset
    72
                    # Bytes
108bb7f2a171 dont get eid from entity's dict
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4898
diff changeset
    73
                    continue
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    74
            if value is not None:
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    75
                if attrschema == 'Bytes':
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    76
                    from base64 import b64encode
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    77
                    value = '<![CDATA[%s]]>' % b64encode(value.getvalue())
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    78
                elif isinstance(value, basestring):
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    79
                    value = xml_escape(value)
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    80
                self.w(u'  <%s>%s</%s>\n' % (attr, value, attr))
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    81
        self.w(u'</%s>\n' % (entity.e_schema))
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    82
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
    83
1652
ba0a6b4d04f7 more intuitive case
sylvain.thenault@logilab.fr
parents: 1550
diff changeset
    84
class XMLRsetView(AnyRsetView):
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    85
    """dumps raw rset as xml"""
3377
dd9d292b6a6d use __regid__ instead of id on appobject classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3185
diff changeset
    86
    __regid__ = 'rsetxml'
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    87
    title = _('xml export')
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    88
    templatable = False
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    89
    content_type = 'text/xml'
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    90
    xml_root = 'rset'
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
    91
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    92
    def call(self):
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    93
        w = self.w
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3377
diff changeset
    94
        rset, descr = self.cw_rset, self.cw_rset.description
4045
f4a52abb6f4f cw 3.6 api update
Sandrine Ribeau <sandrine.ribeau@logilab.fr>
parents: 4023
diff changeset
    95
        eschema = self._cw.vreg.schema.eschema
2205
fc1447fe94df tr is now the second argument
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1977
diff changeset
    96
        labels = self.columns_labels(tr=False)
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3377
diff changeset
    97
        w(u'<?xml version="1.0" encoding="%s"?>\n' % self._cw.encoding)
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
    98
        w(u'<%s query="%s">\n' % (self.xml_root, xml_escape(rset.printable_rql())))
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3377
diff changeset
    99
        for rowindex, row in enumerate(self.cw_rset):
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   100
            w(u' <row>\n')
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   101
            for colindex, val in enumerate(row):
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   102
                etype = descr[rowindex][colindex]
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   103
                tag = labels[colindex]
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   104
                attrs = {}
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   105
                if '(' in tag:
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   106
                    attrs['expr'] = tag
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   107
                    tag = 'funccall'
3689
deb13e88e037 follow yams 0.25 api changes to improve performance
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3165
diff changeset
   108
                if val is not None and not eschema(etype).final:
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   109
                    attrs['eid'] = val
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   110
                    # csvrow.append(val) # val is eid in that case
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3377
diff changeset
   111
                    val = self._cw.view('textincontext', rset,
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3377
diff changeset
   112
                                        row=rowindex, col=colindex)
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   113
                else:
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3377
diff changeset
   114
                    val = self._cw.view('final', rset, row=rowindex,
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3377
diff changeset
   115
                                        col=colindex, format='text/plain')
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   116
                w(simple_sgml_tag(tag, val, **attrs))
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   117
            w(u' </row>\n')
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   118
        w(u'</%s>\n' % self.xml_root)
1091
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   119
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   120
1091
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   121
# RSS stuff ###################################################################
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   122
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   123
class RSSFeedURL(Component):
3377
dd9d292b6a6d use __regid__ instead of id on appobject classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3185
diff changeset
   124
    __regid__ = 'rss_feed_url'
1091
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   125
    __select__ = non_final_entity()
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   126
1091
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   127
    def feed_url(self):
3460
e4843535db25 [api] some more _cw / __regid__, automatic tests now pass again
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3451
diff changeset
   128
        return self._cw.build_url(rql=self.cw_rset.limited_rql(), vid='rss')
1091
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   129
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   130
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   131
class RSSEntityFeedURL(Component):
3377
dd9d292b6a6d use __regid__ instead of id on appobject classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3185
diff changeset
   132
    __regid__ = 'rss_feed_url'
1091
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   133
    __select__ = non_final_entity() & one_line_rset()
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   134
1091
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   135
    def feed_url(self):
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3377
diff changeset
   136
        return self.cw_rset.get_entity(0, 0).rss_feed_url()
1091
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   137
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   138
2058
7ef12c03447c nicer vreg api, try to make rset an optional named argument in select and derivated (including selectors)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1977
diff changeset
   139
class RSSIconBox(box.BoxTemplate):
1091
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   140
    """just display the RSS icon on uniform result set"""
3377
dd9d292b6a6d use __regid__ instead of id on appobject classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3185
diff changeset
   141
    __regid__ = 'rss'
2058
7ef12c03447c nicer vreg api, try to make rset an optional named argument in select and derivated (including selectors)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1977
diff changeset
   142
    __select__ = (box.BoxTemplate.__select__
1091
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   143
                  & appobject_selectable('components', 'rss_feed_url'))
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   144
1091
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   145
    visible = False
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   146
    order = 999
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   147
1091
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   148
    def call(self, **kwargs):
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   149
        try:
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3377
diff changeset
   150
            rss = self._cw.external_resource('RSS_LOGO')
1091
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   151
        except KeyError:
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   152
            self.error('missing RSS_LOGO external resource')
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   153
            return
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3377
diff changeset
   154
        urlgetter = self._cw.vreg['components'].select('rss_feed_url', self._cw,
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3377
diff changeset
   155
                                                   rset=self.cw_rset)
1091
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   156
        url = urlgetter.feed_url()
1135
00eb43688a57 pylint detected errors
sylvain.thenault@logilab.fr
parents: 1091
diff changeset
   157
        self.w(u'<a href="%s"><img src="%s" alt="rss"/></a>\n' % (xml_escape(url), rss))
1091
b5e253c0dd13 a bit of reorganisation inside web/views:
sylvain.thenault@logilab.fr
parents: 824
diff changeset
   158
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   159
1652
ba0a6b4d04f7 more intuitive case
sylvain.thenault@logilab.fr
parents: 1550
diff changeset
   160
class RSSView(XMLView):
3377
dd9d292b6a6d use __regid__ instead of id on appobject classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3185
diff changeset
   161
    __regid__ = 'rss'
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   162
    title = _('rss')
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   163
    templatable = False
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   164
    content_type = 'text/xml'
2058
7ef12c03447c nicer vreg api, try to make rset an optional named argument in select and derivated (including selectors)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1977
diff changeset
   165
    http_cache_manager = httpcache.MaxAgeHTTPCacheManager
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   166
    cache_max_age = 60*60*2 # stay in http cache for 2 hours by default
4898
5dec0d400d08 Add a rssitem_id attribut to RSSView to easly choose the view used for items.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 4785
diff changeset
   167
    item_vid = 'rssitem'
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   168
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   169
    def _open(self):
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3377
diff changeset
   170
        req = self._cw
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   171
        self.w(u'<?xml version="1.0" encoding="%s"?>\n' % req.encoding)
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   172
        self.w(u'<rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/">\n')
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   173
        self.w(u'  <channel>\n')
1733
94c36d679454 use html for rss description
sylvain.thenault@logilab.fr
parents: 1652
diff changeset
   174
        self.w(u'    <title>%s RSS Feed</title>\n'
94c36d679454 use html for rss description
sylvain.thenault@logilab.fr
parents: 1652
diff changeset
   175
               % xml_escape(self.page_title()))
94c36d679454 use html for rss description
sylvain.thenault@logilab.fr
parents: 1652
diff changeset
   176
        self.w(u'    <description>%s</description>\n'
94c36d679454 use html for rss description
sylvain.thenault@logilab.fr
parents: 1652
diff changeset
   177
               % xml_escape(req.form.get('vtitle', '')))
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   178
        params = req.form.copy()
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   179
        params.pop('vid', None)
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3377
diff changeset
   180
        self.w(u'    <link>%s</link>\n' % xml_escape(self._cw.build_url(**params)))
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   181
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   182
    def _close(self):
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   183
        self.w(u'  </channel>\n')
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   184
        self.w(u'</rss>')
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   185
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   186
    def call(self):
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   187
        """display a list of entities by calling their <item_vid> view"""
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   188
        self._open()
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3377
diff changeset
   189
        for i in xrange(self.cw_rset.rowcount):
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   190
            self.cell_call(i, 0)
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   191
        self._close()
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   192
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   193
    def cell_call(self, row, col):
4898
5dec0d400d08 Add a rssitem_id attribut to RSSView to easly choose the view used for items.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 4785
diff changeset
   194
        self.wview(self.item_vid, self.cw_rset, row=row, col=col)
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   195
1550
8260e857822b use xml_escape
sylvain.thenault@logilab.fr
parents: 1477
diff changeset
   196
1652
ba0a6b4d04f7 more intuitive case
sylvain.thenault@logilab.fr
parents: 1550
diff changeset
   197
class RSSItemView(EntityView):
3377
dd9d292b6a6d use __regid__ instead of id on appobject classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3185
diff changeset
   198
    __regid__ = 'rssitem'
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   199
    date_format = '%%Y-%%m-%%dT%%H:%%M%+03i:00' % (timezone / 3600)
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   200
    add_div_section = False
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   201
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   202
    def cell_call(self, row, col):
3451
6b46d73823f5 [api] work in progress, use __regid__, cw_*, etc.
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 3377
diff changeset
   203
        entity = self.cw_rset.complete_entity(row, col)
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   204
        self.w(u'<item>\n')
1733
94c36d679454 use html for rss description
sylvain.thenault@logilab.fr
parents: 1652
diff changeset
   205
        self.w(u'<guid isPermaLink="true">%s</guid>\n'
94c36d679454 use html for rss description
sylvain.thenault@logilab.fr
parents: 1652
diff changeset
   206
               % xml_escape(entity.absolute_url()))
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   207
        self.render_title_link(entity)
4785
1fa7363c78bd add render_description method to RSSItemView to improve modularity.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 4252
diff changeset
   208
        self.render_description(entity)
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   209
        self._marker('dc:date', entity.dc_date(self.date_format))
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   210
        self.render_entity_creator(entity)
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   211
        self.w(u'</item>\n')
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   212
4785
1fa7363c78bd add render_description method to RSSItemView to improve modularity.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 4252
diff changeset
   213
    def render_description(self, entity):
1fa7363c78bd add render_description method to RSSItemView to improve modularity.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 4252
diff changeset
   214
        self._marker('description', entity.dc_description(format='text/html'))
1fa7363c78bd add render_description method to RSSItemView to improve modularity.
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 4252
diff changeset
   215
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   216
    def render_title_link(self, entity):
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   217
        self._marker('title', entity.dc_long_title())
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   218
        self._marker('link', entity.absolute_url())
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   219
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   220
    def render_entity_creator(self, entity):
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   221
        if entity.creator:
1477
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   222
            self._marker('dc:creator', entity.dc_creator())
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   223
b056a49c16dc backport default branch
sylvain.thenault@logilab.fr
parents: 1135
diff changeset
   224
824
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   225
    def _marker(self, marker, value):
a5e6acffde30 merge, split baseviews (new csvexport, xmlrss and editviews modules)
sylvain.thenault@logilab.fr
parents:
diff changeset
   226
        if value:
1550
8260e857822b use xml_escape
sylvain.thenault@logilab.fr
parents: 1477
diff changeset
   227
            self.w(u'  <%s>%s</%s>\n' % (marker, xml_escape(value), marker))