core/migrate.py

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Python
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2021-08-20 09:27:19 +00:00
import json
from migration.tables.users import migrate as migrateUser
from migration.tables.content_items import migrate as migrateShout
from migration.tables.content_item_categories import migrate as migrateTopic
from migration.utils import DateTimeEncoder
def users():
print('migrating users...')
data = json.loads(open('migration/data/users.json').read())
newdata = {}
counter = 0
try:
for entry in data:
oid = entry['_id']
newdata[oid] = migrateUser(entry)
counter += 1
except Exception:
print(str(counter) + '/' + str(len(data)) + ' users entries were migrated')
print('try to remove database first')
open('migration/data/users.dict.json','w').write( json.dumps(newdata, cls=DateTimeEncoder) )
print(str(counter) + ' users entries were migrated')
def topics():
print('migrating topics...')
data = json.loads(open('migration/data/content_item_categories.json').read())
newdata = {}
counter = 0
try:
for entry in data:
oid = entry['_id']
newdata[oid] = migrateTopic(entry)
counter += 1
except Exception:
print(str(counter) + '/' + str(len(data)) + ' topics were migrated')
print('try to remove database first')
open('migration/data/topics.dict.json','w').write( json.dumps(newdata, cls=DateTimeEncoder) )
print(str(counter) + ' topics were migrated')
def shouts():
print('migrating shouts...')
counter = 0
data = json.loads(open('migration/data/content_items.json').read())
newdata = {}
for entry in data:
oid = entry['_id']
newdata[oid] = migrateShout(entry)
counter += 1
open('migration/data/shouts.dict.json','w').write( json.dumps(newdata, cls=DateTimeEncoder) )
print(str(counter) + ' shouts were migrated')
if __name__ == '__main__':
import sys
if len(sys.argv) > 1:
if sys.argv[1] == "users":
users()
elif sys.argv[1] == "topics":
topics()
elif sys.argv[1] == "shouts":
shouts()
elif sys.argv[1] == "comments":
# comments()
pass
elif sys.argv[1] == "all":
topics()
users()
shouts()
else:
print('usage: python migrate.py <all|topics|users|shouts|comments>')