upgrade migration
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186
migrate.py
186
migrate.py
@@ -1,18 +1,45 @@
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''' cmd managed migration '''
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import json
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import base64
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import re
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from migration.tables.users import migrate as migrateUser
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from migration.tables.content_items import migrate as migrateShout
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from migration.tables.content_item_categories import migrate as migrateTopic
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from migration.tables.content_item_categories import migrate as migrateCategory
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from migration.tables.tags import migrate as migrateTag
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from migration.utils import DateTimeEncoder
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from orm import Community
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def users(limit):
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IMG_REGEX = r"\!\[(.*?)\]\((data\:image\/(png|jpeg|jpg);base64\,(.*?))\)"
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OLD_DATE = '2016-03-05 22:22:00.350000'
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def extract_images(article):
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''' extract b64 encoded images from markdown in article body '''
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body = article['body']
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images = []
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matches = re.finditer(IMG_REGEX, body, re.IGNORECASE | re.MULTILINE)
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for i, match in enumerate(matches, start=1):
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ext = match.group(3)
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link = '/static/upload/image-' + \
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article['old_id'] + str(i) + '.' + ext
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img = match.group(4)
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if img not in images:
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open('..' + link, 'wb').write(base64.b64decode(img))
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images.append(img)
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body = body.replace(match.group(2), link)
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print(link)
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article['body'] = body
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return article
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def users():
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''' migrating users first '''
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print('migrating users...')
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data = json.loads(open('migration/data/users.json').read())
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newdata = {}
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exportData = {}
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data = json.loads(open('migration/data/users.json').read())
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counter = 0
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# limit = 100
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#try:
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export_data = {}
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for entry in data:
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oid = entry['_id']
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user = migrateUser(entry)
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@@ -23,96 +50,127 @@ def users(limit):
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del user['emailConfirmed']
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del user['username']
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del user['email']
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exportData[user['slug']] = user
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export_data[user['slug']] = user
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counter += 1
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if counter > limit:
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break
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#except Exception:
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# print(str(counter) + '/' + str(len(data)) + ' users entries were migrated')
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# print('try to remove database first')
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open('migration/data/users.dict.json','w').write( json.dumps(newdata, cls=DateTimeEncoder) )
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open('../src/data/authors.json','w').write( json.dumps(exportData, cls=DateTimeEncoder) )
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print(str(counter) + ' users entries were migrated')
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export_list = sorted(export_data.items(),
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key=lambda item: item[1]['rating'])[-10:]
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open('migration/data/users.dict.json',
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'w').write(json.dumps(newdata, cls=DateTimeEncoder)) # NOTE: by old_id
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open('../src/data/authors.json', 'w').write(json.dumps(dict(export_list),
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cls=DateTimeEncoder,
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indent=4,
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sort_keys=True,
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ensure_ascii=False))
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print(str(len(newdata.items())) + ' user accounts were migrated')
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print(str(len(export_list)) + ' authors were exported')
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def topics():
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''' topics from categories and tags '''
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print('migrating topics...')
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data = json.loads(open('migration/data/content_item_categories.json').read())
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cat_data = json.loads(
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open('migration/data/content_item_categories.json').read())
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tag_data = json.loads(open('migration/data/tags.json').read())
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newdata = {}
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exportData = {}
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counter = 0
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try:
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for entry in data:
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oid = entry['_id']
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newdata[oid] = migrateTopic(entry)
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exportData[entry['slug']] = newdata[oid]
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for cat in cat_data:
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topic = migrateCategory(cat)
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newdata[topic['slug']] = topic
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counter += 1
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except Exception:
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print(str(counter) + '/' + str(len(data)) + ' topics were migrated')
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print('try to remove database first')
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open('migration/data/topics.dict.json','w').write( json.dumps(newdata, cls=DateTimeEncoder) )
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open('../src/data/topics.json','w').write( json.dumps(exportData, cls=DateTimeEncoder) )
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print(str(counter) + ' topics were migrated')
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print('cats exception, try to remove database first')
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try:
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for tag in tag_data:
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topic = migrateTag(tag)
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newdata[topic['slug']] = topic
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counter += 1
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except Exception:
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print('tags exception, try to remove database first')
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raise Exception
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export_list = sorted(newdata.items(), key=lambda item: str(
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item[1]['createdAt']))[-10:]
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open('migration/data/topics.dict.json',
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'w').write(json.dumps(newdata, cls=DateTimeEncoder))
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open('../src/data/topics.json', 'w').write(json.dumps(dict(export_list),
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cls=DateTimeEncoder, indent=4, sort_keys=True, ensure_ascii=False))
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print(str(counter) + ' from ' + str(len(cat_data)) +
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' tags and ' + str(len(tag_data)) + ' cats were migrated')
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print(str(len(export_list)) + ' topics were exported')
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def shouts(limit):
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def shouts():
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''' migrating content items one by one '''
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print('loading shouts...')
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counter = 0
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discoursAuthor = 0
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data = json.loads(open('migration/data/content_items.json').read())
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discours_author = 0
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content_data = json.loads(open('migration/data/content_items.json').read())
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newdata = {}
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print(str(len(data)) + ' entries loaded. now migrating...')
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print(str(len(content_data)) + ' entries loaded. now migrating...')
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errored = []
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exportData = {}
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for entry in data:
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for entry in content_data:
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try:
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oid = entry['_id']
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shout = migrateShout(entry)
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newdata[oid] = shout
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author = newdata[oid]['authors'][0]['slug']
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line = str(counter) + ': ' + newdata[oid]['slug'] + " @" + str(author)
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if shout['layout'] == 'article':
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counter += 1
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exportData[shout['slug']] = shout
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print(line)
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# counter += 1
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(shout, content) = migrateShout(entry)
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newdata[shout['slug']] = shout
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author = newdata[shout['slug']]['authors'][0]['slug']
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line = str(counter+1) + ': ' + shout['slug'] + " @" + str(author)
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print(line)
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counter += 1
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if author == 'discours.io':
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discoursAuthor += 1
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open('./shouts.id.log','a').write(line + '\n')
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if counter > limit:
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break
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discours_author += 1
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open('./shouts.id.log', 'a').write(line + '\n')
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except Exception:
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print(entry['_id'])
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errored.append(entry)
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raise Exception
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raise Exception(" error")
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try:
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limit = int(sys.argv[2]) if len(sys.argv) > 2 else len(content_data)
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except ValueError:
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limit = len(content_data)
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export_list = sorted(newdata.items(
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), key=lambda item: item[1]['createdAt'] if item[1]['layout'] == 'article' else OLD_DATE)[:limit]
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export_clean = {}
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for slug, a in dict(export_list).items():
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export_clean[slug] = extract_images(a)
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open('../content/discours.io/'+slug+'.md', 'w').write(content)
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open('migration/data/shouts.dict.json',
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'w').write(json.dumps(newdata, cls=DateTimeEncoder))
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open('../src/data/articles.json', 'w').write(json.dumps(dict(export_clean),
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cls=DateTimeEncoder,
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indent=4,
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sort_keys=True,
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ensure_ascii=False))
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print(str(counter) + '/' + str(len(content_data)) +
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' content items were migrated')
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print(str(len(export_list)) + ' shouts were exported')
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print(str(discours_author) + ' from them by @discours.io')
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open('migration/data/shouts.dict.json','w').write( json.dumps(newdata, cls=DateTimeEncoder) )
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open('../src/data/articles.json','w').write( json.dumps(exportData, cls=DateTimeEncoder) )
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print(str(counter) + ' shouts were migrated')
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print(str(discoursAuthor) + ' from them by @discours.io')
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print(str(len(errored)) + ' shouts without authors')
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if __name__ == '__main__':
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import sys
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if len(sys.argv) > 1:
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if sys.argv[1] == "users":
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users(668)
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users()
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elif sys.argv[1] == "topics":
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topics()
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elif sys.argv[1] == "shouts":
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Community.create(**{
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'slug': 'discours.io',
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'name': 'Дискурс',
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'pic': 'https://discours.io/images/logo-min.svg',
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'createdBy': '0',
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'createdAt': ts
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try:
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Community.create(**{
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'slug': 'discours.io',
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'name': 'Дискурс',
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'pic': 'https://discours.io/images/logo-min.svg',
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'createdBy': '0',
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'createdAt': OLD_DATE
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})
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shouts(3626)
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except Exception:
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pass
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shouts()
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elif sys.argv[1] == "all":
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users()
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topics()
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users(668)
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shouts(3626)
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shouts()
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elif sys.argv[1] == "bson":
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import migration.bson2json
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from migration import bson2json
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bson2json.json_tables()
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else:
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print('usage: python migrate.py <all|topics|users|shouts|comments>')
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print('usage: python migrate.py <bson|all|topics|users|shouts>')
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