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Migration to move gps data around

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Move media_data["gps"]["*"] to media_data["gps_*"].
In preparation for media_data.gps_*
This commit is contained in:
Elrond 2012-03-14 19:35:48 +01:00
parent dc84dbee7f
commit ca722c3caf
1 changed files with 18 additions and 0 deletions
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18
mediagoblin/db/mongo/migrations.py
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@ -153,3 +153,21 @@ def convert_video_media_data(database):
assert len(document['media_data']) == 1
document['media_data'] = document['media_data']['video']
collection.save(document)
@RegisterMigration(11)
def convert_gps_media_data(database):
"""
Move media_data["gps"]["*"] to media_data["gps_*"].
In preparation for media_data.gps_*
"""
collection = database['media_entries']
target = collection.find(
{'media_data.gps': {'$exists': True}})
for document in target:
print document['_id'], "old:", document['media_data']
for key, value in document['media_data']['gps'].iteritems():
document['media_data']['gps_' + key] = value
del document['media_data']['gps']
print document['_id'], "new:", document['media_data']
collection.save(document)