65 lines
2.5 KiB
Python
65 lines
2.5 KiB
Python
from __future__ import absolute_import
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from optparse import make_option
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from django.db import models, router, connections, DEFAULT_DB_ALIAS
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from django.core.management import call_command
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from django.core.management.base import NoArgsCommand, CommandError
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from django.core.management.color import no_style
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from django.core.management.sql import emit_post_sync_signal
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from ...classes import Cleanup
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class Command(NoArgsCommand):
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option_list = NoArgsCommand.option_list + (
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make_option('--noinput', action='store_false', dest='interactive', default=True,
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help='Tells Django to NOT prompt the user for input of any kind.'),
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make_option('--database', action='store', dest='database',
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default=DEFAULT_DB_ALIAS, help='Nominates a database to erase. '
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'Defaults to the "default" database.'),
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)
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help = 'Erases all data in a Mayan EDMS installation.'
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def handle_noargs(self, **options):
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db = options.get('database', DEFAULT_DB_ALIAS)
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connection = connections[db]
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verbosity = int(options.get('verbosity', 1))
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interactive = options.get('interactive')
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self.style = no_style()
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if interactive:
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confirm = raw_input("""You have requested a erase all the data in the current Mayan EDMS installation.
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This will IRREVERSIBLY ERASE all user data currently in the database,
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and return each table to the state it was in after syncdb.
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Are you sure you want to do this?
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Type 'yes' to continue, or 'no' to cancel: """)
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else:
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confirm = 'yes'
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if confirm == 'yes':
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try:
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Cleanup.execute_all()
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except Exception, e:
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raise CommandError("""Unable to erase data. Possible reasons:
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* The database isn't running or isn't configured correctly.
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* At least one of the expected database tables doesn't exist.""")
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# Emit the post sync signal. This allows individual
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# applications to respond as if the database had been
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# sync'd from scratch.
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all_models = []
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for app in models.get_apps():
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all_models.extend([
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m for m in models.get_models(app, include_auto_created=True)
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if router.allow_syncdb(db, m)
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])
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emit_post_sync_signal(set(all_models), verbosity, interactive, db)
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# Reinstall the initial_data fixture.
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kwargs = options.copy()
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kwargs['database'] = db
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else:
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print 'Erase data cancelled.'
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