+
−#!/usr/bin/python2.5
+
−#
+
−# Copyright 2008 the Melange authors.
+
−#
+
−# Licensed under the Apache License, Version 2.0 (the "License");
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−# you may not use this file except in compliance with the License.
+
−# You may obtain a copy of the License at
+
−#
+
−#   http://www.apache.org/licenses/LICENSE-2.0
+
−#
+
−# Unless required by applicable law or agreed to in writing, software
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−# distributed under the License is distributed on an "AS IS" BASIS,
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−# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+
−# See the License for the specific language governing permissions and
+
−# limitations under the License.
+
−
+
−"""Views for Models with a "presence" on a Melange site.
+
−"""
+
−
+
−__authors__ = [
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−    '"Sverre Rabbelier" <sverre@rabbelier.nl>',
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−  ]
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−
+
−
+
−from google.appengine.ext import db
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−
+
−from django import forms
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−from django.utils.translation import ugettext
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−
+
−from soc.cache import home
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−from soc.logic import cleaning
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−from soc.logic import dicts
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−from soc.logic import validate
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−from soc.logic.models import document as document_logic
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−from soc.views import helper
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−from soc.views.helper import access
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−from soc.views.helper import decorators
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−from soc.views.helper import redirects
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−from soc.views.helper import widgets
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−from soc.views.models import base
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−
+
−import soc.models.presence
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−import soc.logic.models.presence
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−import soc.logic.dicts
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−import soc.views.helper
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−import soc.views.helper.widgets
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−
+
−
+
−class View(base.View):
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−  """View methods for the Presence model.
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−  """
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−
+
−  def __init__(self, params):
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−    """Defines the fields and methods required for the base View class
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−    to provide the user with list, public, create, edit and delete views.
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−
+
−    Params:
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−      params: a dict with params for this View
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−    """
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−
+
−    rights = access.Checker(params)
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−    rights['home'] = ['allow']
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−
+
−    new_params = {}
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−    new_params['rights'] = rights
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−
+
−    new_params['extra_dynaexclude'] = ['home']
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−    new_params['home_template'] = 'soc/presence/home.html'
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−
+
−    new_params['create_extra_dynaproperties'] = {
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−        # add cleaning of the link id and feed url
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−        'clean_link_id': cleaning.clean_link_id('link_id'),
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−        'clean_feed_url': cleaning.clean_feed_url,
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−        }
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−
+
−    new_params['edit_extra_dynaproperties'] = {
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−        'home_link_id': widgets.ReferenceField(
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−            reference_url='document', filter=['scope_path'],
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−            filter_fields={'prefix': params['document_prefix']},
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−            required=False, label=ugettext('Home page Document link ID'),
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−            help_text=soc.models.work.Work.link_id.help_text),
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−    }
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−
+
−    patterns = []
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−
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−    page_name = "Home"
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−    patterns += [(r'^%(url_name)s/(?P<access_type>home)/%(key_fields)s$',
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−                  'soc.views.models.%(module_name)s.home',
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−                  page_name)]
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−
+
−    new_params['extra_django_patterns'] = patterns
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−
+
−    params = dicts.merge(params, new_params, sub_merge=True)
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−
+
−    super(View, self).__init__(params=params)
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−
+
−  @home.cache
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−  @decorators.check_access
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−  def home(self, request, access_type,
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−             page_name=None, params=None, **kwargs):
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−    """See base.View.public().
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−
+
−    Overrides public_template to point at 'home_template'.
+
−    """
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−
+
−    new_params = {}
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−    new_params['public_template'] = self._params['home_template']
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−
+
−    params = dicts.merge(params, new_params)
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−
+
−    return self.public(request, access_type,
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−                       page_name=page_name, params=params, **kwargs)
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−
+
−  def _public(self, request, entity, context):
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−    """See base.View._public().
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−    """
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−
+
−    if not entity:
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−      return
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−
+
−    try:
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−      home_doc = entity.home
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−    except db.Error:
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−      home_doc = None
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−
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−    if home_doc:
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−      home_doc.content = helper.templates.unescape(home_doc.content)
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−      context['home_document'] = home_doc
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−
+
−  def _editGet(self, request, entity, form):
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−    """See base.View._editGet().
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−    """
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−
+
−    try:
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−      if entity.home:
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−        form.fields['home_link_id'].initial = entity.home.link_id
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−    except db.Error:
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−      pass
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−
+
−    super(View, self)._editGet(request, entity, form)
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−
+
−  def _editPost(self, request, entity, fields):
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−    """See base.View._editPost().
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−    """
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−
+
−    if 'home_link_id' not in fields:
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−      return super(View, self)._editPost(request, entity, fields)
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−
+
−    if not fields['home_link_id'] and entity.home:
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−      properties = {'home_for': None}
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−      document_logic.logic.updateEntityProperties(entity.home, properties)
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−
+
−    scope_path = self._logic.getKeyNameFromFields(fields)
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−
+
−    key_fields = {
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−        'scope_path': scope_path,
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−        'link_id': fields['home_link_id'],
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−        'prefix': self._params['document_prefix'],
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−        }
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−
+
−    # TODO notify the user if home_doc is not found
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−    home_doc = document_logic.logic.getFromKeyFields(key_fields)
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−
+
−    fields['home'] = home_doc
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−
+
−    if home_doc:
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−      properties = {'home_for': entity}
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−      document_logic.logic.updateEntityProperties(home_doc, properties)
+
−
+
−    super(View, self)._editPost(request, entity, fields)