momo: add new application to generate manifest/assets files for momo (#8083)
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# combo - content management system
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# Copyright (C) 2015 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 django.apps
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from django.core.urlresolvers import reverse
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from django.utils.translation import ugettext as _
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class AppConfig(django.apps.AppConfig):
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name = 'combo.apps.momo'
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def get_before_urls(self):
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from . import urls
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return urls.urlpatterns
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def get_extra_manager_actions(self):
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return [{'href': reverse('momo-manager-homepage'),
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'text': _('Mobile Application')}]
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default_app_config = 'combo.apps.momo.AppConfig'
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{% extends "combo/manager_base.html" %}
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{% load i18n %}
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{% block appbar %}
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<h2>{% trans 'Mobile Application' %}</h2>
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{% endblock %}
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{% block breadcrumb %}
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{{ block.super }}
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<a href="{% url 'momo-manager-homepage' %}">{% trans 'Mobile Application' %}</a>
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{% endblock %}
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{% extends "momo/manager_base.html" %}
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{% load i18n %}
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{% block appbar %}
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<h2>{% trans 'Mobile Application' %}</h2>
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{% endblock %}
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{% block content %}
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<a href="{% url 'momo-manager-generate' %}">{% trans 'Generate Content Update' %}</a>
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{% endblock %}
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# combo - content management system
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# Copyright (C) 2015 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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from django.conf.urls import patterns, url, include
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from combo.urls_utils import decorated_includes, manager_required
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from .views import MomoManagerView, generate
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momo_manager_urls = patterns('momo.manager_views',
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url('^$', MomoManagerView.as_view(), name='momo-manager-homepage'),
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url('^generate/$', generate, name='momo-manager-generate'),
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)
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urlpatterns = patterns('',
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url(r'^manage/momo/', decorated_includes(manager_required,
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include(momo_manager_urls))),
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)
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# combo - content management system
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# Copyright (C) 2015 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 json
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import shutil
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import os
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import zipfile
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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.files.storage import default_storage
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from django.core.urlresolvers import reverse
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from django.http import HttpResponseRedirect
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from django.template import RequestContext
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from django.utils.translation import ugettext as _
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from django.views.generic import TemplateView
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import ckeditor
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from combo.data.models import CellBase, Page
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class MomoManagerView(TemplateView):
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template_name = 'momo/manager_home.html'
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def get_page_dict(request, page):
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cells = CellBase.get_cells(page_id=page.id)
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page_dict = {
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'title': page.title,
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}
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if cells:
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context = RequestContext(request, {
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'page': page,
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'page_cells': cells,
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'request': request,
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'site_base': request.build_absolute_uri('/')[:-1],
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})
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page_dict['content'] = '\n'.join([cell.render(context) for cell in cells])
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if page.redirect_url:
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page_dict['external'] = True
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page_dict['url'] = page.redirect_url
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if hasattr(page, '_children'):
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children = page._children
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else:
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children = page.get_children()
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if children:
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page_dict['pages'] = []
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for child in children:
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page_dict['pages'].append(get_page_dict(request, child))
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return page_dict
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def generate(request, **kwargs):
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level0_pages = Page.objects.filter(parent=None)
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# the application hierarchy is structured that way:
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# - the home screen is the homepage
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# - the application pages are created from the homepage siblings and their
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# children
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# - the application menu is created from direct children of the homepage
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children = []
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for page in level0_pages:
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if page.slug == 'index':
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homepage = page
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else:
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children.append(page)
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homepage._children = children
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manifest = get_page_dict(request, homepage)
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# get real homepage children to construct the application menu
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menu_children = homepage.get_children()
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manifest['menu'] = []
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manifest['_pages'] = []
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for menu_child in menu_children:
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menu_id = 'menu-%s-%s' % (menu_child.id, menu_child.slug)
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manifest['menu'].append(menu_id)
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manifest['_pages'].append({
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'title': menu_child.title,
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'external': True,
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'url': menu_child.redirect_url,
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'id': menu_id,
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})
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manifest['meta'] = {
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'title': homepage.title,
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'icon': 'icon.png',
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'contact': 'info@entrouvert.com',
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'updateFreq': 14400,
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'manifestUrl': request.build_absolute_uri(default_storage.url('index.json')),
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'assetsUrl': request.build_absolute_uri(default_storage.url('assets.zip')),
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}
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fp = default_storage.open('index.json', mode='w')
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json.dump(manifest, fp, indent=2)
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fp.close()
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# assets.zip
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if default_storage.exists('assets.zip'):
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zf = zipfile.ZipFile(default_storage.open('assets.zip'))
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existing_files = set([x for x in zf.namelist() if x[0] != '/' and x[-1] != '/'])
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zf.close()
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else:
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existing_files = set([])
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ckeditor_filenames = set(ckeditor.views.get_image_files())
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media_ckeditor_filenames = set(['media/' + x for x in ckeditor_filenames])
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if not media_ckeditor_filenames.issubset(existing_files) or (
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default_storage.modified_time('assets-base.zip') > default_storage.modified_time('assets.zip')):
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# if there are new files, or if the base assets file changed, we
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# generate a new assets.zip
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shutil.copy(default_storage.path('assets-base.zip'),
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default_storage.path('assets.zip.tmp'))
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zf = zipfile.ZipFile(default_storage.path('assets.zip.tmp'), 'a')
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for filename in ckeditor_filenames:
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zf.write(default_storage.path(filename), 'media/' + filename)
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zf.close()
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os.unlink(default_storage.path('assets.zip'))
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os.rename(default_storage.path('assets.zip.tmp'), default_storage.path('assets.zip'))
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messages.info(request, _('A new update (including new assets) has been generated.'))
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else:
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messages.info(request, _('A new update has been generated.'))
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return HttpResponseRedirect(reverse('momo-manager-homepage'))
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