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refactor topics/delete.js

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barisusakli
2017-03-12 21:38:47 +03:00
parent 9f1a2b0cc9
commit 90b8a3afd0
1 changed files with 131 additions and 120 deletions
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251
src/topics/delete.js
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@@ -11,85 +11,90 @@ var batch = require('../batch');
module.exports = function (Topics) {
Topics.delete = function (tid, uid, callback) {
Topics.getTopicFields(tid, ['cid'], function (err, topicData) {
if (err) {
return callback(err);
}
async.parallel([
function (next) {
Topics.setTopicFields(tid, {
deleted: 1,
deleterUid: uid,
deletedTimestamp: Date.now(),
}, next);
},
function (next) {
db.sortedSetsRemove(['topics:recent', 'topics:posts', 'topics:views'], tid, next);
},
function (next) {
Topics.getPids(tid, function (err, pids) {
if (err) {
return next(err);
}
db.sortedSetRemove('cid:' + topicData.cid + ':pids', pids, next);
});
},
], function (err) {
callback(err);
});
async.parallel([
function (next) {
Topics.setTopicFields(tid, {
deleted: 1,
deleterUid: uid,
deletedTimestamp: Date.now(),
}, next);
},
function (next) {
db.sortedSetsRemove(['topics:recent', 'topics:posts', 'topics:views'], tid, next);
},
function (next) {
async.waterfall([
function (next) {
async.parallel({
cid: function (next) {
Topics.getTopicField(tid, 'cid', next);
},
pids: function (next) {
Topics.getPids(tid, next);
},
}, next);
},
function (results, next) {
db.sortedSetRemove('cid:' + results.cid + ':pids', results.pids, next);
},
], next);
},
], function (err) {
callback(err);
});
};
Topics.restore = function (tid, uid, callback) {
Topics.getTopicFields(tid, ['cid', 'lastposttime', 'postcount', 'viewcount'], function (err, topicData) {
if (err) {
return callback(err);
}
async.parallel([
function (next) {
Topics.setTopicField(tid, 'deleted', 0, next);
},
function (next) {
Topics.deleteTopicFields(tid, ['deleterUid', 'deletedTimestamp'], next);
},
function (next) {
Topics.updateRecent(tid, topicData.lastposttime, next);
},
function (next) {
db.sortedSetAdd('topics:posts', topicData.postcount, tid, next);
},
function (next) {
db.sortedSetAdd('topics:views', topicData.viewcount, tid, next);
},
function (next) {
Topics.getPids(tid, function (err, pids) {
if (err) {
return callback(err);
}
posts.getPostsFields(pids, ['pid', 'timestamp', 'deleted'], function (err, postData) {
if (err) {
return next(err);
}
postData = postData.filter(function (post) {
return post && parseInt(post.deleted, 10) !== 1;
});
var pidsToAdd = [];
var scores = [];
postData.forEach(function (post) {
pidsToAdd.push(post.pid);
scores.push(post.timestamp);
});
db.sortedSetAdd('cid:' + topicData.cid + ':pids', scores, pidsToAdd, next);
});
});
},
], function (err) {
callback(err);
});
});
var topicData;
async.waterfall([
function (next) {
Topics.getTopicFields(tid, ['cid', 'lastposttime', 'postcount', 'viewcount'], next);
},
function (_topicData, next) {
topicData = _topicData;
async.parallel([
function (next) {
Topics.setTopicField(tid, 'deleted', 0, next);
},
function (next) {
Topics.deleteTopicFields(tid, ['deleterUid', 'deletedTimestamp'], next);
},
function (next) {
Topics.updateRecent(tid, topicData.lastposttime, next);
},
function (next) {
db.sortedSetAdd('topics:posts', topicData.postcount, tid, next);
},
function (next) {
db.sortedSetAdd('topics:views', topicData.viewcount, tid, next);
},
function (next) {
async.waterfall([
function (next) {
Topics.getPids(tid, next);
},
function (pids, next) {
posts.getPostsFields(pids, ['pid', 'timestamp', 'deleted'], next);
},
function (postData, next) {
postData = postData.filter(function (post) {
return post && parseInt(post.deleted, 10) !== 1;
});
var pidsToAdd = [];
var scores = [];
postData.forEach(function (post) {
pidsToAdd.push(post.pid);
scores.push(post.timestamp);
});
db.sortedSetAdd('cid:' + topicData.cid + ':pids', scores, pidsToAdd, next);
},
], next);
},
], function (err) {
next(err);
});
},
], callback);
};
Topics.purgePostsAndTopic = function (tid, uid, callback) {
@@ -144,15 +149,15 @@ module.exports = function (Topics) {
function (next) {
reduceCounters(tid, next);
},
], next);
], function (err) {
next(err);
});
},
], function (err) {
if (err) {
return callback(err);
}
plugins.fireHook('action:topic.purge', tid);
db.delete('topic:' + tid, callback);
});
function (next) {
plugins.fireHook('action:topic.purge', tid);
db.delete('topic:' + tid, next);
},
], callback);
};
function deleteFromFollowersIgnorers(tid, callback) {
@@ -176,24 +181,28 @@ module.exports = function (Topics) {
}
function deleteTopicFromCategoryAndUser(tid, callback) {
Topics.getTopicFields(tid, ['cid', 'uid'], function (err, topicData) {
if (err) {
return callback(err);
}
async.parallel([
function (next) {
db.sortedSetsRemove([
'cid:' + topicData.cid + ':tids',
'cid:' + topicData.cid + ':tids:pinned',
'cid:' + topicData.cid + ':tids:posts',
'cid:' + topicData.cid + ':uid:' + topicData.uid + ':tids',
'uid:' + topicData.uid + ':topics',
], tid, next);
},
function (next) {
user.decrementUserFieldBy(topicData.uid, 'topiccount', 1, next);
},
], callback);
async.waterfall([
function (next) {
Topics.getTopicFields(tid, ['cid', 'uid'], next);
},
function (topicData, next) {
async.parallel([
function (next) {
db.sortedSetsRemove([
'cid:' + topicData.cid + ':tids',
'cid:' + topicData.cid + ':tids:pinned',
'cid:' + topicData.cid + ':tids:posts',
'cid:' + topicData.cid + ':uid:' + topicData.uid + ':tids',
'uid:' + topicData.uid + ':topics',
], tid, next);
},
function (next) {
user.decrementUserFieldBy(topicData.uid, 'topiccount', 1, next);
},
], next);
},
], function (err) {
callback(err);
});
}
@@ -204,26 +213,28 @@ module.exports = function (Topics) {
db.incrObjectFieldBy('global', 'topicCount', incr, next);
},
function (next) {
Topics.getTopicFields(tid, ['cid', 'postcount'], function (err, topicData) {
if (err) {
return next(err);
}
topicData.postcount = parseInt(topicData.postcount, 10);
topicData.postcount = topicData.postcount || 0;
var postCountChange = incr * topicData.postcount;
async.waterfall([
function (next) {
Topics.getTopicFields(tid, ['cid', 'postcount'], next);
},
function (topicData, next) {
topicData.postcount = parseInt(topicData.postcount, 10);
topicData.postcount = topicData.postcount || 0;
var postCountChange = incr * topicData.postcount;
async.parallel([
function (next) {
db.incrObjectFieldBy('global', 'postCount', postCountChange, next);
},
function (next) {
db.incrObjectFieldBy('category:' + topicData.cid, 'post_count', postCountChange, next);
},
function (next) {
db.incrObjectFieldBy('category:' + topicData.cid, 'topic_count', incr, next);
},
], next);
});
async.parallel([
function (next) {
db.incrObjectFieldBy('global', 'postCount', postCountChange, next);
},
function (next) {
db.incrObjectFieldBy('category:' + topicData.cid, 'post_count', postCountChange, next);
},
function (next) {
db.incrObjectFieldBy('category:' + topicData.cid, 'topic_count', incr, next);
},
], next);
},
], next);
},
], callback);
}