modifying mediagoblin MediaEntries

modify_entries.py

# (c) 2012  Joar Wandborg <http://wandborg.se>
# Licensed under CC0 (http://creativecommons.org/publicdomain/zero/1.0/)
#
# This is an interactive session from `gmg shell`


# Query the database for some MediaEntries
m = db.MediaEntry.query.filter(db.MediaEntry.id > 2, db.MediaEntry.id <= 4).all()

for entry in m:
    print entry.tags # List all tags

for entry in m:
    entry.tags = [{'name': 'Foo', 'slug':'foo'}, {'name': 'bar', 'slug': 'bar'}]  # Set the tags
    entry.title = u'HaxHax!'
    entry.save()  # Save the changes to the database

standalone_script.py

# (c) 2012  Joar Wandborg <http://wandborg.se>
# Licensed under CC0 (http://creativecommons.org/publicdomain/zero/1.0/)
#
# Standalone script that interacts with GNU MediaGoblin

from mediagoblin import mg_globals
from mediagoblin import app

MEDIAGOBLIN_CONFIG = 'mediagoblin_local.ini'

mg_app = app.MediaGoblinApp(MEDIAGOBLIN_CONFIG)

db = mg_globals.database

entries = db.MediaEntry.query.filter(db.MediaEntry.title == u'badtitle').all()

for entry in entries:
    print entry.title 
    # [...]
    entry.save()  # Save changes to the DB