116 lines
4.5 KiB
Python
116 lines
4.5 KiB
Python
"""
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Overridden syncdb command
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"""
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from __future__ import print_function
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import sys
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from optparse import make_option
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from django.core.management.base import NoArgsCommand, BaseCommand
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from django.core.management.color import no_style
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from django.utils.datastructures import SortedDict
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from django.core.management.commands import syncdb
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from django.conf import settings
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from django.db import models
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from django.db.models.loading import cache
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from django.core import management
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from south.db import dbs
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from south import migration
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from south.exceptions import NoMigrations
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def get_app_label(app):
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return '.'.join( app.__name__.split('.')[0:-1] )
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class Command(NoArgsCommand):
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option_list = syncdb.Command.option_list + (
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make_option('--migrate', action='store_true', dest='migrate', default=False,
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help='Tells South to also perform migrations after the sync. Default for during testing, and other internal calls.'),
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make_option('--all', action='store_true', dest='migrate_all', default=False,
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help='Makes syncdb work on all apps, even migrated ones. Be careful!'),
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)
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if '--verbosity' not in [opt.get_opt_string() for opt in syncdb.Command.option_list]:
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option_list += (
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make_option('--verbosity', action='store', dest='verbosity', default='1',
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type='choice', choices=['0', '1', '2'],
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help='Verbosity level; 0=minimal output, 1=normal output, 2=all output'),
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)
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help = "Create the database tables for all apps in INSTALLED_APPS whose tables haven't already been created, except those which use migrations."
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def handle_noargs(self, migrate_all=False, **options):
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# Import the 'management' module within each installed app, to register
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# dispatcher events.
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# This is copied from Django, to fix bug #511.
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try:
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from django.utils.importlib import import_module
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except ImportError:
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pass # TODO: Remove, only for Django1.0
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else:
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for app_name in settings.INSTALLED_APPS:
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try:
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import_module('.management', app_name)
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except ImportError as exc:
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msg = exc.args[0]
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if not msg.startswith('No module named') or 'management' not in msg:
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raise
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# Work out what uses migrations and so doesn't need syncing
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apps_needing_sync = []
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apps_migrated = []
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for app in models.get_apps():
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app_label = get_app_label(app)
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if migrate_all:
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apps_needing_sync.append(app_label)
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else:
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try:
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migrations = migration.Migrations(app_label)
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except NoMigrations:
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# It needs syncing
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apps_needing_sync.append(app_label)
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else:
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# This is a migrated app, leave it
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apps_migrated.append(app_label)
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verbosity = int(options.get('verbosity', 0))
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# Run syncdb on only the ones needed
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if verbosity:
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print("Syncing...")
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old_installed, settings.INSTALLED_APPS = settings.INSTALLED_APPS, apps_needing_sync
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old_app_store, cache.app_store = cache.app_store, SortedDict([
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(k, v) for (k, v) in cache.app_store.items()
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if get_app_label(k) in apps_needing_sync
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])
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# This will allow the setting of the MySQL storage engine, for example.
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for db in dbs.values():
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db.connection_init()
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# OK, run the actual syncdb
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syncdb.Command().execute(**options)
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settings.INSTALLED_APPS = old_installed
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cache.app_store = old_app_store
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# Migrate if needed
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if options.get('migrate', True):
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if verbosity:
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print("Migrating...")
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# convert from store_true to store_false
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options['no_initial_data'] = not options.get('load_initial_data', True)
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management.call_command('migrate', **options)
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# Be obvious about what we did
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if verbosity:
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print("\nSynced:\n > %s" % "\n > ".join(apps_needing_sync))
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if options.get('migrate', True):
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if verbosity:
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print("\nMigrated:\n - %s" % "\n - ".join(apps_migrated))
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else:
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if verbosity:
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print("\nNot synced (use migrations):\n - %s" % "\n - ".join(apps_migrated))
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print("(use ./manage.py migrate to migrate these)")
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