105 lines
3.8 KiB
Python
105 lines
3.8 KiB
Python
from __future__ import absolute_import
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import datetime
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import logging
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import imp
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import sys
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from django.db import models
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from django.db import DatabaseError, transaction
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from django.utils.translation import ugettext_lazy as _
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from django.utils.translation import ugettext
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from django.contrib.contenttypes.models import ContentType
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from django.contrib.contenttypes import generic
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from django.utils.importlib import import_module
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from common.models import TranslatableLabelMixin, LiveObjectMixin
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from smart_settings import SettingsNamespace
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from project_setup.api import register_setup
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from project_tools.api import register_tool
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#from .classes import AppBackup, StorageModuleBase, Setting
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logger = logging.getLogger(__name__)
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class App(TranslatableLabelMixin, LiveObjectMixin, models.Model):
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translatables = ['label', 'description', 'icon']
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#class UnableToRegister(Exception):
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# pass
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name = models.CharField(max_length=64, verbose_name=_(u'name'), unique=True)
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dependencies = models.ManyToManyField('self', verbose_name=_(u'dependencies'), symmetrical=False, blank=True, null=True)
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#version
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#top_urls
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#namespace
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@classmethod
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@transaction.commit_on_success
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def register(cls, app_name):
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try:
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app_module = import_module(app_name)
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except ImportError:
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transaction.rollback
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else:
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try:
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registration = import_module('%s.registry' % app_name)
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except ImportError:
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transaction.rollback
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else:
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disabled = getattr(registration, 'disabled', False)
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name = getattr(registration, 'name')
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label = getattr(registration, 'label')
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icon = getattr(registration, 'icon', None)
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description = getattr(registration, 'description', None)
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dependencies = getattr(registration, 'dependencies', [])
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settings = getattr(registration, 'settings', None)
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setup_links = getattr(registration, 'setup_links', [])
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tool_links = getattr(registration, 'tool_links', [])
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if not disabled:
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try:
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app, created = App.objects.get_or_create(name=name)
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except DatabaseError:
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transaction.rollback()
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raise cls.UnableToRegister
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else:
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app.label = label
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if description:
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app.description = description
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app.dependencies.clear()
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app.save()
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app.icon = icon
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for app_name in dependencies:
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dependency = App.objects.get(name=app_name)
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app.dependencies.add(dependency)
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if settings:
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settings_module = imp.new_module('settings')
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setattr(app_module, 'settings', settings_module)
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sys.modules['%s.settings' % name] = settings_module
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settings_namespace = SettingsNamespace(name, label, '%s.settings' % name)
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for setting in settings:
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settings_namespace.add_setting(**setting)
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for link in setup_links:
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register_setup(link)
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for link in tool_links:
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register_tool(link)
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#def set_backup(self, *args, **kwargs):
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# return AppBackup(self, *args, **kwargs)
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def __unicode__(self):
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return unicode(self.label)
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class Meta:
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ordering = ('name', )
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verbose_name = _(u'app')
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verbose_name_plural = _(u'apps')
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