moved user delete to its own file, closes #746
barisusakli
11 years ago
parent
611c16b5a6
commit
1eafc6ba3d
@ -0,0 +1,331 @@
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'use strict';
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var async = require('async'),
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db = require('./../database'),
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posts = require('./../posts'),
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user = require('./../user'),
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topics = require('./../topics'),
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categories = require('./../categories'),
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plugins = require('./../plugins'),
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events = require('./../events'),
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groups = require('./../groups');
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module.exports = function(User) {
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User.delete = function(adminUid, uid, callback) {
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async.waterfall([
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function(next) {
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deletePosts(uid, next);
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},
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function(next) {
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deleteTopics(uid, next);
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},
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function(next) {
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events.logAdminUserDelete(adminUid, uid, next);
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}
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], function(err) {
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if (err) {
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return callback(err);
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}
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deleteAccount(uid, callback);
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});
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};
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function deletePosts(uid, callback) {
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deleteSortedSetElements('uid:' + uid + ':posts', deletePost, callback);
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}
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function deletePost(pid, callback) {
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async.parallel([
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function(next) {
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deletePostFromTopic(pid, next);
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},
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function(next) {
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deletePostFromCategoryRecentPosts(pid, next);
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},
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function(next) {
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deletePostFromUsersFavourites(pid, next);
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},
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function(next) {
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deletePostFromUsersVotes(pid, next);
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},
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function(next) {
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db.sortedSetRemove('posts:pid', pid, next);
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}
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], function(err) {
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if (err) {
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return callback(err);
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}
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plugins.fireHook('action:post.delete', pid);
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db.delete('post:' + pid, callback);
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});
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}
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function deletePostFromTopic(pid, callback) {
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posts.getPostFields(pid, ['tid', 'deleted'], function(err, postData) {
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if (err) {
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return callback(err);
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}
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db.sortedSetRemove('tid:' + postData.tid + ':posts', pid, function(err) {
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if (err) {
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return callback(err);
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}
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if (parseInt(postData.deleted, 10) === 0) {
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db.decrObjectField('global', 'postCount', callback);
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} else {
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callback();
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}
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});
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});
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}
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function deletePostFromCategoryRecentPosts(pid, callback) {
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db.getSortedSetRange('categories:cid', 0, -1, function(err, cids) {
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if (err) {
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return callback(err);
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}
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async.each(cids, function(cid, next) {
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db.sortedSetRemove('categories:recent_posts:cid:' + cid, pid, next);
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}, callback);
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});
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}
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function deletePostFromUsersFavourites(pid, callback) {
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db.getSetMembers('pid:' + pid + ':users_favourited', function(err, uids) {
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if (err) {
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return callback(err);
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}
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async.each(uids, function(uid, next) {
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db.sortedSetRemove('uid:' + uid + ':favourites', pid, next);
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}, function(err) {
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if (err) {
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return callback(err);
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}
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db.delete('pid:' + pid + ':users_favourited', callback);
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});
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});
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}
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function deletePostFromUsersVotes(pid, callback) {
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async.parallel({
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upvoters: function(next) {
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db.getSetMembers('pid:' + pid + ':upvote', next);
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},
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downvoters: function(next) {
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db.getSetMembers('pid:' + pid + ':downvote', next);
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}
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}, function(err, results) {
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if (err) {
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return callback(err);
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}
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async.parallel([
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function(next) {
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async.each(results.upvoters, function(uid, next) {
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db.sortedSetRemove('uid:' + uid + ':upvote', pid, next);
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}, next);
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},
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function(next) {
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async.each(results.downvoters, function(uid, next) {
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db.sortedSetRemove('uid:' + uid + ':downvote', pid, next);
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}, next);
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}
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], callback);
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});
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}
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function deleteTopics(uid, callback) {
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deleteSortedSetElements('uid:' + uid + ':topics', deleteTopic, callback);
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}
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function deleteSortedSetElements(set, deleteMethod, callback) {
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db.getSortedSetRange(set, 0, -1, function(err, ids) {
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if (err) {
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return callback(err);
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}
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async.each(ids, deleteMethod, callback);
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});
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}
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function deleteTopic(tid, callback) {
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async.parallel([
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function(next) {
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db.delete('tid:' + tid + ':followers', next);
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},
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function(next) {
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db.delete('tid:' + tid + ':read_by_uid', next);
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},
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function(next) {
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db.sortedSetRemove('topics:tid', tid, next);
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},
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function(next) {
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db.sortedSetRemove('topics:recent', tid, next);
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},
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function(next) {
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db.sortedSetRemove('topics:posts', tid, next);
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},
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function(next) {
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db.sortedSetRemove('topics:views', tid, next);
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},
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function(next) {
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deleteTopicFromCategory(tid, next);
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}
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], function(err) {
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if (err) {
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return callback(err);
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}
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plugins.fireHook('action:topic.delete', tid);
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db.delete('topic:' + tid, callback);
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});
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}
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function deleteTopicFromCategory(tid, callback) {
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topics.getTopicFields(tid, ['cid', 'deleted'], function(err, topicData) {
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if (err) {
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return callback(err);
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}
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db.sortedSetRemove('categories:' + topicData.cid + ':tid', tid, function(err) {
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if (err) {
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return callback(err);
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}
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db.decrObjectField('category:' + topicData.cid, 'topic_count', function(err) {
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if (err) {
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return callback(err);
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}
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if (parseInt(topicData.deleted, 10) === 0) {
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db.decrObjectField('global', 'topicCount', callback);
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} else {
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callback();
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}
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});
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});
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});
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}
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function deleteAccount(uid, callback) {
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user.getUserFields(uid, ['username', 'userslug', 'email'], function(err, userData) {
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if (err) {
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return callback(err);
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}
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async.parallel([
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function(next) {
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db.deleteObjectField('username:uid', userData.username, next);
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},
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function(next) {
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db.deleteObjectField('userslug:uid', userData.userslug, next);
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},
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function(next) {
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db.deleteObjectField('email:uid', userData.email, next);
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},
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function(next) {
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db.delete('uid:' + uid + ':notifications:read', next);
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},
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function(next) {
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db.delete('uid:' + uid + ':notifications:unread', next);
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},
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function(next) {
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db.sortedSetRemove('users:joindate', uid, next);
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},
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function(next) {
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db.sortedSetRemove('users:postcount', uid, next);
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},
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function(next) {
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db.sortedSetRemove('users:reputation', uid, next);
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},
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function(next) {
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db.delete('uid:' + uid + ':favourites', next);
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},
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function(next) {
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db.delete('uid:' + uid + ':topics', next);
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},
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function(next) {
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db.delete('uid:' + uid + ':posts', next);
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},
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function(next) {
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db.delete('uid:' + uid + ':chats', next);
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},
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function(next) {
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db.delete('uid:' + uid + ':ip', next);
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},
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function(next) {
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db.delete('uid:' + uid + ':upvote', next);
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},
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function(next) {
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db.delete('uid:' + uid + ':downvote', next);
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},
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function(next) {
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deleteUserFromCategoryActiveUsers(uid, next);
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},
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function(next) {
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deleteUserFromFollowers(uid, next);
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},
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function(next) {
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deleteUserFromGroups(uid, next);
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}
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], function(err) {
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if (err) {
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return callback(err);
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}
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async.parallel([
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function(next) {
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db.delete('followers:' + uid, next);
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},
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function(next) {
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db.delete('following:' + uid, next);
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},
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function(next) {
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db.delete('user:' + uid, next);
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}
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], callback);
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});
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});
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}
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function deleteUserFromCategoryActiveUsers(uid, callback) {
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db.getSortedSetRange('categories:cid', 0, -1, function(err, cids) {
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if (err) {
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return callback(err);
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}
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async.each(cids, function(cid, next) {
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categories.removeActiveUser(cid, uid, next);
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}, callback);
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});
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}
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function deleteUserFromFollowers(uid, callback) {
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db.getSetMembers('followers:' + uid, function(err, uids) {
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if (err) {
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return callback(err);
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}
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async.each(uids, function(theiruid, next) {
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db.setRemove('following:' + theiruid, uid, next);
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}, callback);
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});
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}
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function deleteUserFromGroups(uid, callback) {
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groups.getGroupIds(function(err, gids) {
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async.each(gids, function(gid, next) {
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groups.leave(gid, uid, next);
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}, callback);
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});
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}
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};
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