app/soc/views/models/document.py
author Sverre Rabbelier <srabbelier@gmail.com>
Fri, 23 Jan 2009 15:32:58 +0000
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Hook up the 'home' view for site and program Also point to it in the sidebar's "home" link. Patch by: Sverre Rabbelier
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#!/usr/bin/python2.5
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#
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# Copyright 2008 the Melange authors.
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#
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# 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.
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# You may obtain a copy of the License at
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#
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#   http://www.apache.org/licenses/LICENSE-2.0
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#
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# 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.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Views for Documents.
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"""
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__authors__ = [
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    '"Sverre Rabbelier" <sverre@rabbelier.nl>',
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    '"Lennard de Rijk" <ljvderijk@gmail.com>',
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    '"Pawel Solyga" <pawel.solyga@gmail.com>',
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  ]
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from google.appengine.api import users
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from django import forms
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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 user as user_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 redirects
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from soc.views.models import base
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import soc.models.document
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import soc.logic.models.document
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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 CreateForm(helper.forms.BaseForm):
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  """Django form displayed when Developer creates a Document.
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  """
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  content = forms.fields.CharField(widget=helper.widgets.TinyMCE(
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      attrs={'rows':10, 'cols':40}))
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  class Meta:
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    """Inner Meta class that defines some behavior for the form.
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    """
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    model = soc.models.document.Document
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    #: list of model fields which will *not* be gathered by the form
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    exclude = ['author', 'created', 'modified_by', 'modified', 'scope']
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  def clean_scope_path(self):
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    scope_path = self.cleaned_data.get('scope_path')
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    # TODO(tlarsen): combine path and link_id and check for uniqueness
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    if not validate.isScopePathFormatValid(scope_path):
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      raise forms.ValidationError("This scope path is in wrong format.")
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    return scope_path
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  def clean_link_id(self):
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    link_id = self.cleaned_data.get('link_id').lower()
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    # TODO(tlarsen): combine path and link_id and check for uniqueness
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    if not validate.isLinkIdFormatValid(link_id):
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      raise forms.ValidationError("This link ID is in wrong format.")
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    return link_id
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class EditForm(CreateForm):
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  """Django form displayed a Document is edited.
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  """
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  doc_key_name = forms.fields.CharField(widget=forms.HiddenInput)
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  created_by = forms.fields.CharField(widget=helper.widgets.ReadOnlyInput(),
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                                      required=False)
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  last_modified_by = forms.fields.CharField(
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      widget=helper.widgets.ReadOnlyInput(), required=False)
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class View(base.View):
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  """View methods for the Document model.
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  """
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  def __init__(self, params=None):
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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 = {}
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    rights['any_access'] = [access.allow]
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    rights['show'] = [access.checkIsDocumentPublic]
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    new_params = {}
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    new_params['logic'] = soc.logic.models.document.logic
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    new_params['rights'] = rights
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    new_params['export_content_type'] = 'text/text'
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    new_params['name'] = "Document"
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    new_params['edit_form'] = EditForm
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    new_params['create_form'] = CreateForm
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    params = dicts.merge(params, new_params)
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    super(View, self).__init__(params=params)
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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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    account = users.get_current_user()
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    user = user_logic.logic.getForFields({'account': account}, unique=True)
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    if not entity:
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      fields['author'] = user
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    else:
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      fields['author'] = entity.author
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    fields['modified_by'] = user
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    super(View, self)._editPost(request, entity, fields)
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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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    form.fields['created_by'].initial = entity.author.name
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    form.fields['last_modified_by'].initial = entity.modified_by.name
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    form.fields['doc_key_name'].initial = entity.key().name()
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    super(View, self)._editGet(request, entity, form)
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  def getMenusForScope(self, entity, params):
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    """Returns the featured menu items for one specifc entity.
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    A link to the home page of the specified entity is also included.
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    Args:
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      entity: the entity for which the entry should be constructed
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      params: a dict with params for this View.
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    """
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    filter = {
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        'scope_path': entity.key().name(),
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        'is_featured': True,
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        }
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    entities = self._logic.getForFields(filter)
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    submenus = []
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    # add a link to the home page
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    submenu = (redirects.getHomeRedirect(entity, params), "Home", 'show')
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    submenus.append(submenu)
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    # add a link to all featured documents
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    for entity in entities:
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      submenu = (redirects.getPublicRedirect(entity, self._params),
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                 entity.short_name, 'show')
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      submenus.append(submenu)
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    return submenus
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view = View()
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create = view.create
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edit = view.edit
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delete = view.delete
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list = view.list
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public = view.public
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export = view.export
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