517 lines
18 KiB
Python
517 lines
18 KiB
Python
# combo - content management system
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# Copyright (C) 2014 Entr'ouvert
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#
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# This program is free software: you can redistribute it and/or modify it
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# under the terms of the GNU Affero General Public License as published
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# by the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import hashlib
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import json
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import os
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from django.conf import settings
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from django.contrib import messages
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from django.core.exceptions import ObjectDoesNotExist, PermissionDenied
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from django.core.urlresolvers import reverse, reverse_lazy
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from django.http import HttpResponse, HttpResponseRedirect, Http404
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from django.shortcuts import redirect
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from django.utils.translation import ugettext_lazy as _
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from django.utils.encoding import force_text, force_bytes
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from django.utils.formats import date_format
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from django.utils.timezone import localtime
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from django.views.decorators.csrf import requires_csrf_token
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from django.views.generic import (RedirectView, DetailView,
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CreateView, UpdateView, ListView, DeleteView, FormView)
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from combo.data.models import Page, CellBase, ParentContentCell, PageSnapshot
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from combo.data.library import get_cell_class
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from combo.data.utils import export_site, import_site, MissingGroups
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from combo import plugins
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from .forms import (PageEditTitleForm, PageVisibilityForm, SiteImportForm,
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PageEditRedirectionForm, PageSelectTemplateForm, PageEditSlugForm,
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PageEditPictureForm, PageEditExcludeFromNavigationForm,
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PageEditDescriptionForm, CellVisibilityForm)
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class HomepageView(ListView):
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model = Page
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template_name = 'combo/manager_home.html'
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def get_context_data(self, **kwargs):
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self.object_list = Page.get_as_reordered_flat_hierarchy(self.object_list)
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context = super(HomepageView, self).get_context_data(**kwargs)
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context['extra_actions'] = plugins.get_extra_manager_actions()
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return context
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homepage = HomepageView.as_view()
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class SiteExportView(ListView):
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model = Page
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def render_to_response(self, context, **response_kwargs):
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response = HttpResponse(content_type='application/json')
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json.dump(export_site(), response, indent=2)
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return response
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site_export = SiteExportView.as_view()
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class SiteImportView(FormView):
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form_class = SiteImportForm
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template_name = 'combo/site_import.html'
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success_url = reverse_lazy('combo-manager-homepage')
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def form_valid(self, form):
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try:
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json_site = json.loads(force_text(self.request.FILES['site_json'].read()))
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except ValueError:
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form.add_error('site_json', _('File is not in the expected JSON format.'))
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return self.form_invalid(form)
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try:
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import_site(json_site)
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except MissingGroups as e:
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form.add_error('site_json', unicode(e))
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return self.form_invalid(form)
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return super(SiteImportView, self).form_valid(form)
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site_import = SiteImportView.as_view()
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class PageAddView(CreateView):
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model = Page
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template_name = 'combo/page_add.html'
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form_class = PageEditTitleForm
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def get_initial(self):
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initial = super(PageAddView, self).get_initial()
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if Page.objects.count() == 0: # first page
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initial['title'] = _('Home')
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return initial
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def form_valid(self, form):
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response = super(PageAddView, self).form_valid(form)
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if self.object.slug != 'index' or self.object.parent_id:
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for placeholder in self.object.get_placeholders(request=self.request):
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if placeholder.acquired is True:
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ParentContentCell(page=self.object,
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placeholder=placeholder.key, order=0).save()
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return response
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def get_success_url(self):
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return reverse('combo-manager-page-view', kwargs={'pk': self.object.id})
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page_add = PageAddView.as_view()
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class PageEditView(UpdateView):
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model = Page
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template_name = 'combo/page_add.html'
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comment = None
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def form_valid(self, form):
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result = super(PageEditView, self).form_valid(form)
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PageSnapshot.take(self.get_object(), request=self.request, comment=self.comment)
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return result
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def get_success_url(self):
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return reverse('combo-manager-page-view', kwargs={'pk': self.object.id})
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class PageSelectTemplateView(PageEditView):
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form_class = PageSelectTemplateForm
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@property
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def comment(self):
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return _('switched template to %s') % settings.COMBO_PUBLIC_TEMPLATES[self.object.template_name]['name']
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def form_valid(self, form):
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old_template_name = self.get_object().template_name
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new_template_name = self.object.template_name
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response = super(PageSelectTemplateView, self).form_valid(form)
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if old_template_name != new_template_name:
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old_placeholder_keys = [x.key for x in self.get_object().get_placeholders(request=self.request)]
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page_cells = CellBase.get_cells(page_id=self.object.id)
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for placeholder in self.object.get_placeholders(request=self.request, template_name=new_template_name):
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if not placeholder.acquired:
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continue
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if placeholder.key in old_placeholder_keys:
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continue
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if [x for x in page_cells if x.placeholder == placeholder.key]:
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# skip placeholders that already have cells
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continue
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ParentContentCell(page=self.object, placeholder=placeholder.key, order=0).save()
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return response
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page_select_template = PageSelectTemplateView.as_view()
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class PageEditRedirectionView(PageEditView):
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form_class = PageEditRedirectionForm
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comment = _('changed redirection')
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page_edit_redirection = PageEditRedirectionView.as_view()
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class PageEditExcludeFromNavigationView(PageEditView):
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form_class = PageEditExcludeFromNavigationForm
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comment = _('changed navigation exclusion')
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page_edit_exclude_from_navigation = PageEditExcludeFromNavigationView.as_view()
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class PageEditSlugView(PageEditView):
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form_class = PageEditSlugForm
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comment = _('changed slug')
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page_edit_slug = PageEditSlugView.as_view()
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class PageEditDescriptionView(PageEditView):
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form_class = PageEditDescriptionForm
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comment = _('changed description')
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page_edit_description = PageEditDescriptionView.as_view()
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class PageEditTitleView(PageEditView):
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form_class = PageEditTitleForm
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comment = _('changed title')
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page_edit_title = PageEditTitleView.as_view()
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class PageVisibilityView(PageEditView):
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form_class = PageVisibilityForm
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comment = _('changed visibility')
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page_visibility = PageVisibilityView.as_view()
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class PageEditPictureView(PageEditView):
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form_class = PageEditPictureForm
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comment = _('changed picture')
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page_edit_picture = PageEditPictureView.as_view()
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class PageRemovePictureView(DetailView):
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model = Page
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def get(self, *args, **kwargs):
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page = self.get_object()
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page.picture = None
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page.save()
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PageSnapshot.take(page, request=self.request, comment=_('removed picture'))
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return HttpResponseRedirect(reverse('combo-manager-page-view', kwargs={'pk': page.id}))
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page_remove_picture = PageRemovePictureView.as_view()
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class PageView(DetailView):
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model = Page
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template_name = 'combo/page_view.html'
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def get_context_data(self, **kwargs):
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context = super(PageView, self).get_context_data(**kwargs)
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cell_type_groups = {}
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for cell_type in CellBase.get_all_cell_types():
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if not cell_type['group'] in cell_type_groups:
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cell_type_groups[cell_type['group']] = []
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cell_type_groups[cell_type['group']].append(cell_type)
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for cell_group in cell_type_groups.values():
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cell_group.sort(key=lambda x: (x.get('order'), x.get('name')))
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if 'data' in cell_type_groups.keys():
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cell_type_groups[''] = cell_type_groups.get('data')
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del cell_type_groups['data']
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context['cell_type_groups'] = list(cell_type_groups.items())
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context['cell_type_groups'].sort(key=lambda x: x[0])
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cells = CellBase.get_cells(page_id=self.object.id)
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template = self.object.template_name
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placeholders = []
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combo_template = settings.COMBO_PUBLIC_TEMPLATES.get(template)
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for placeholder in self.object.get_placeholders(request=self.request, traverse_cells=True):
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placeholder_dict = {
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'key': placeholder.key,
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'name': placeholder.get_name(),
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}
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placeholder_dict['cells'] = [x for x in cells if x.placeholder == placeholder.key]
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placeholders.append(placeholder_dict)
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context['placeholders'] = placeholders
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return context
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page_view = requires_csrf_token(PageView.as_view())
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class PageDeleteView(DeleteView):
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model = Page
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template_name = 'combo/delete_page.html'
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def post(self, request, *args, **kwargs):
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deleted_page = self.get_object()
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if request.POST.get('choice') == 'delete-one':
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new_parent = deleted_page.parent_id
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Page.objects.filter(parent=deleted_page).update(parent=new_parent)
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PageSnapshot.take(deleted_page, request=self.request, deletion=True)
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return self.delete(request, *args, **kwargs)
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def get_context_data(self, **kwargs):
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subpages = Page.objects.filter(parent=self.get_object().id)
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context = super(PageDeleteView, self).get_context_data()
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context['display_choice'] = True if subpages else False
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return context
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def get_success_url(self):
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return reverse('combo-manager-homepage')
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page_delete = PageDeleteView.as_view()
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class PageExportView(DetailView):
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model = Page
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def render_to_response(self, context, **response_kwargs):
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response = HttpResponse(content_type='application/json')
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json.dump({'pages': [self.object.get_serialized_page()]}, response, indent=2)
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return response
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page_export = PageExportView.as_view()
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class PageHistoryView(ListView):
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model = PageSnapshot
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template_name = 'combo/page_history.html'
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paginate_by = 20
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def get_queryset(self):
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self.page = Page.objects.get(id=self.kwargs['pk'])
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return self.page.pagesnapshot_set.all()
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page_history = PageHistoryView.as_view()
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class SnapshotRestoreView(DetailView):
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http_method_names = ['get', 'post']
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model = PageSnapshot
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template_name = 'combo/snapshot_restore.html'
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def get_context_data(self, **kwargs):
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context = super(SnapshotRestoreView, self).get_context_data(**kwargs)
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context['page'] = Page.objects.get(id=self.kwargs['page_pk'])
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return context
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def post(self, request, *args, **kwargs):
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snapshot = self.get_object()
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datetime_str = date_format(localtime(snapshot.timestamp), format='DATETIME_FORMAT')
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page = self.get_object().restore()
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PageSnapshot.take(page, request=self.request,
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comment=_('restored snapshot from %s') % datetime_str)
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messages.info(self.request,
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_('Snapshot from %s has been restored.') % datetime_str)
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return HttpResponseRedirect(reverse('combo-manager-page-view', kwargs={'pk': self.kwargs['page_pk']}))
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snapshot_restore = SnapshotRestoreView.as_view()
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class PageAddCellView(RedirectView):
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permanent = False
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def get_redirect_url(self, page_pk, cell_type, variant, ph_key):
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cell_class = get_cell_class(cell_type)
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cell = cell_class(page_id=page_pk, placeholder=ph_key)
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cell.set_variant(variant)
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orders = [x.order for x in CellBase.get_cells(page_id=page_pk)]
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if orders:
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cell.order = max(orders)+1
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else:
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cell.order = 1
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cell.save()
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PageSnapshot.take(cell.page, request=self.request, comment=_('added cell "%s"') % cell)
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return reverse('combo-manager-page-view', kwargs={'pk': page_pk}) + '#cell-' + cell.get_reference()
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page_add_cell = PageAddCellView.as_view()
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class PageEditCellView(UpdateView):
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def get_template_names(self):
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return [self.template_name or self.object.manager_form_template]
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def get_context_data(self, **kwargs):
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context = super(PageEditCellView, self).get_context_data(**kwargs)
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context['cell'] = self.get_object()
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return context
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def get_object(self, queryset=None):
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page_pk = self.kwargs.get('page_pk')
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cell_reference = self.kwargs.get('cell_reference')
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try:
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return CellBase.get_cell(cell_reference, page_id=page_pk)
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except ObjectDoesNotExist:
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raise Http404()
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def get_prefix(self):
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return 'c%s' % self.kwargs.get('cell_reference')
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def get_form_class(self):
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return self.object.get_default_form_class()
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def get_success_url(self):
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return reverse('combo-manager-page-view', kwargs={'pk': self.kwargs.get('page_pk')}
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) + '#cell-' + self.object.get_reference()
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def form_valid(self, form):
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if self.request.is_ajax():
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self.object = form.save()
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response = self.form_invalid(form) # avoid redirection
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else:
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response = super(PageEditCellView, self).form_valid(form)
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PageSnapshot.take(self.object.page, request=self.request, comment=_('changed cell "%s"') % self.object)
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return response
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page_edit_cell = PageEditCellView.as_view()
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class PageDeleteCellView(DeleteView):
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template_name = 'combo/generic_confirm_delete.html'
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def get_object(self, queryset=None):
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page_pk = self.kwargs.get('page_pk')
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cell_reference = self.kwargs.get('cell_reference')
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try:
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return CellBase.get_cell(cell_reference, page_id=page_pk)
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except ObjectDoesNotExist:
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raise Http404()
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def delete(self, request, *args, **kwargs):
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cell = self.get_object()
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comment = _('removed cell "%s"') % cell
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page = cell.page
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response = super(PageDeleteCellView, self).delete(request, *args, **kwargs)
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PageSnapshot.take(page, request=self.request, comment=comment)
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return response
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def get_success_url(self):
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return reverse('combo-manager-page-view', kwargs={'pk': self.kwargs.get('page_pk')})
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page_delete_cell = PageDeleteCellView.as_view()
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class PageCellVisibilityView(PageEditCellView):
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template_name = 'combo/cell_visibility.html'
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def get_form_class(self):
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return CellVisibilityForm
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page_cell_visibility = PageCellVisibilityView.as_view()
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class PageCellOptionsView(PageEditCellView):
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template_name = 'combo/cell_options.html'
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def get_form_class(self):
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return self.object.get_options_form_class()
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page_cell_options = PageCellOptionsView.as_view()
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def cell_order(request, page_pk):
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has_changes = False
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for cell in CellBase.get_cells(page_id=page_pk):
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old_order = cell.order
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old_placeholder = cell.placeholder
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key_suffix = cell.get_reference()
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try:
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new_order = int(request.GET.get('pos_' + key_suffix))
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except TypeError:
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# the cell is not present in the query string, most probably
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# because it's in a different placeholder
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continue
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new_placeholder = request.GET.get('ph_' + key_suffix)
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if new_order != old_order or new_placeholder != old_placeholder:
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cell.order = new_order
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cell.placeholder = new_placeholder
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has_changes = True
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cell.save()
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if has_changes:
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page = Page.objects.get(id=page_pk)
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PageSnapshot.take(page, request=request, comment=_('reordered cells'))
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return HttpResponse(status=204)
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def page_order(request):
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new_order = [int(x) for x in request.GET['new-order'].split(',')]
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moved_page = Page.objects.get(id=request.GET['moved-page-id'])
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current_parent_id = moved_page.parent_id
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if request.GET['moved-page-new-parent']:
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moved_page.parent_id = request.GET['moved-page-new-parent']
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else:
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moved_page.parent_id = None
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moved_page.save()
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slug_conflict = False
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for page in Page.objects.filter(parent_id=moved_page.parent_id):
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page.order = new_order.index(page.id)+1
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page.save()
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if moved_page.id != page.id and moved_page.slug == page.slug:
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slug_conflict = True
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if slug_conflict:
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# slug conflict after a page got moved, reload and rename
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moved_page = Page.objects.get(id=request.GET['moved-page-id'])
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moved_page.slug = moved_page.slug + '-' + hashlib.md5(force_bytes(moved_page.id)).hexdigest()[:4]
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moved_page.save()
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return redirect(reverse('combo-manager-homepage'))
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def page_get_additional_label(request, page_pk, cell_reference):
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cell = CellBase.get_cell(cell_reference, page_id=page_pk)
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response = HttpResponse(content_type='application/json')
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json.dump({'label': force_text(cell.get_additional_label()) or ''}, response)
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return response
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def menu_json(request):
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if settings.TEMPLATE_VARS.get('site_title'):
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label = _('Editing "%(site_title)s"') % settings.TEMPLATE_VARS
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else:
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label = _('Content Management')
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slug = 'portal'
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if getattr(settings, 'KNOWN_SERVICES') and 'combo' in settings.KNOWN_SERVICES:
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|
# switch to custom slug if the site is the portal agent.
|
|
for service_slug, service in settings.KNOWN_SERVICES['combo'].items():
|
|
if service.get('is-portal-agent') and not service.get('secret'):
|
|
slug = 'portal-agent'
|
|
break
|
|
|
|
json_str = json.dumps([{'label': force_text(label),
|
|
'slug': slug,
|
|
'url': request.build_absolute_uri(reverse('combo-manager-homepage'))
|
|
}])
|
|
content_type = 'application/json'
|
|
for variable in ('jsonpCallback', 'callback'):
|
|
if variable in request.GET:
|
|
json_str = '%s(%s);' % (request.GET[variable], json_str)
|
|
content_type = 'application/javascript'
|
|
break
|
|
response = HttpResponse(content_type=content_type)
|
|
response.write(json_str)
|
|
return response
|