mirror of
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95 lines
4.2 KiB
Python
95 lines
4.2 KiB
Python
# -*- coding: utf-8 -*-
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# Generated by Django 1.10.5 on 2017-02-27 17:03
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import os
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from typing import Text
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from boto.s3.connection import S3Connection
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from django.conf import settings
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from django.db import migrations
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from django.db.backends.postgresql_psycopg2.schema import DatabaseSchemaEditor
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from django.db.migrations.state import StateApps
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from zerver.lib.avatar_hash import user_avatar_hash, user_avatar_path
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def mkdirs(path: Text) -> None:
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dirname = os.path.dirname(path)
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if not os.path.isdir(dirname):
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os.makedirs(dirname)
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class MissingAvatarException(Exception):
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pass
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def move_local_file(type: Text, path_src: Text, path_dst: Text) -> None:
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src_file_path = os.path.join(settings.LOCAL_UPLOADS_DIR, type, path_src)
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dst_file_path = os.path.join(settings.LOCAL_UPLOADS_DIR, type, path_dst)
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if os.path.exists(dst_file_path):
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return
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if not os.path.exists(src_file_path):
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# This is likely caused by a user having previously changed their email
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raise MissingAvatarException()
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mkdirs(dst_file_path)
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os.rename(src_file_path, dst_file_path)
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def move_avatars_to_be_uid_based(apps: StateApps, schema_editor: DatabaseSchemaEditor) -> None:
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user_profile_model = apps.get_model('zerver', 'UserProfile')
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if settings.LOCAL_UPLOADS_DIR is not None:
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for user_profile in user_profile_model.objects.filter(avatar_source="U"):
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src_file_name = user_avatar_hash(user_profile.email)
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dst_file_name = user_avatar_path(user_profile)
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try:
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move_local_file('avatars', src_file_name + '.original', dst_file_name + '.original')
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move_local_file('avatars', src_file_name + '-medium.png', dst_file_name + '-medium.png')
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move_local_file('avatars', src_file_name + '.png', dst_file_name + '.png')
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except MissingAvatarException:
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# If the user's avatar is missing, it's probably
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# because they previously changed their email address.
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# So set them to have a gravatar instead.
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user_profile.avatar_source = "G"
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user_profile.save(update_fields=["avatar_source"])
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else:
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conn = S3Connection(settings.S3_KEY, settings.S3_SECRET_KEY)
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bucket_name = settings.S3_AVATAR_BUCKET
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bucket = conn.get_bucket(bucket_name, validate=False)
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for user_profile in user_profile_model.objects.filter(avatar_source="U"):
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uid_hash_path = user_avatar_path(user_profile)
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email_hash_path = user_avatar_hash(user_profile.email)
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if bucket.get_key(uid_hash_path):
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continue
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if not bucket.get_key(email_hash_path):
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# This is likely caused by a user having previously changed their email
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# If the user's avatar is missing, it's probably
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# because they previously changed their email address.
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# So set them to have a gravatar instead.
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user_profile.avatar_source = "G"
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user_profile.save(update_fields=["avatar_source"])
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continue
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bucket.copy_key(uid_hash_path + ".original",
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bucket_name,
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email_hash_path + ".original")
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bucket.copy_key(uid_hash_path + "-medium.png",
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bucket_name,
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email_hash_path + "-medium.png")
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bucket.copy_key(uid_hash_path,
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bucket_name,
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email_hash_path)
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# From an error handling sanity perspective, it's best to
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# start deleting after everything is copied, so that recovery
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# from failures is easy (just rerun one loop or the other).
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for user_profile in user_profile_model.objects.filter(avatar_source="U"):
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bucket.delete_key(user_avatar_hash(user_profile.email) + ".original")
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bucket.delete_key(user_avatar_hash(user_profile.email) + "-medium.png")
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bucket.delete_key(user_avatar_hash(user_profile.email))
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class Migration(migrations.Migration):
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dependencies = [
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('zerver', '0059_userprofile_quota'),
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]
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operations = [
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migrations.RunPython(move_avatars_to_be_uid_based)
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]
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