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waterfall for topics

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v1.18.x
barisusakli 10 years ago
parent 0534da0ed1
commit 8f98d03239
2 changed files with 82 additions and 76 deletions
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129
src/topics.js
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@ -97,7 +97,7 @@ var async = require('async'),
user.getSettings(uid, next);
}
}, function(err, results) {
if(err) {
if (err) {
return callback(err);
}
callback(null, Math.ceil((results.index + 1) / results.settings.topicsPerPage));
@ -107,7 +107,7 @@ var async = require('async'),
Topics.getCategoryData = function(tid, callback) {
Topics.getTopicField(tid, 'cid', function(err, cid) {
if (err) {
callback(err);
return callback(err);
}
categories.getCategoryData(cid, callback);
@ -144,43 +144,44 @@ var async = require('async'),
return callback(null, []);
}
Topics.getTopicsData(tids, function(err, topics) {
function mapFilter(array, field) {
return array.map(function(topic) {
return topic && topic[field] && topic[field].toString();
}).filter(function(value, index, array) {
return utils.isNumber(value) && array.indexOf(value) === index;
});
}
var uids, cids, topics;
if (err) {
return callback(err);
}
var uids = mapFilter(topics, 'uid');
var cids = mapFilter(topics, 'cid');
async.parallel({
teasers: function(next) {
Topics.getTeasers(topics, next);
},
users: function(next) {
user.getMultipleUserFields(uids, ['uid', 'username', 'userslug', 'picture'], next);
},
categories: function(next) {
categories.getMultipleCategoryFields(cids, ['cid', 'name', 'slug', 'icon', 'bgColor', 'color', 'disabled'], next);
},
hasRead: function(next) {
Topics.hasReadTopics(tids, uid, next);
},
tags: function(next) {
Topics.getTopicsTagsObjects(tids, next);
}
}, function(err, results) {
if (err) {
return callback(err);
async.waterfall([
function(next) {
Topics.getTopicsData(tids, next);
},
function(_topics, next) {
function mapFilter(array, field) {
return array.map(function(topic) {
return topic && topic[field] && topic[field].toString();
}).filter(function(value, index, array) {
return utils.isNumber(value) && array.indexOf(value) === index;
});
}
topics = _topics;
uids = mapFilter(topics, 'uid');
cids = mapFilter(topics, 'cid');
async.parallel({
users: function(next) {
user.getMultipleUserFields(uids, ['uid', 'username', 'userslug', 'picture'], next);
},
categories: function(next) {
categories.getMultipleCategoryFields(cids, ['cid', 'name', 'slug', 'icon', 'bgColor', 'color', 'disabled'], next);
},
hasRead: function(next) {
Topics.hasReadTopics(tids, uid, next);
},
teasers: function(next) {
Topics.getTeasers(topics, next);
},
tags: function(next) {
Topics.getTopicsTagsObjects(tids, next);
}
}, next);
},
function(results, next) {
var users = _.object(uids, results.users);
var categories = _.object(cids, results.categories);
@ -204,31 +205,36 @@ var async = require('async'),
return topic && topic.category && !topic.category.disabled;
});
plugins.fireHook('filter:topics.get', {topics: topics, uid: uid}, function(err, topicData) {
callback(err, topicData.topics);
});
});
});
plugins.fireHook('filter:topics.get', {topics: topics, uid: uid}, next);
},
function(data, next) {
next(null, data.topics);
}
], callback);
};
Topics.getTopicWithPosts = function(tid, set, uid, start, stop, reverse, callback) {
Topics.getTopicData(tid, function(err, topicData) {
if (err || !topicData) {
return callback(err || new Error('[[error:no-topic]]'));
}
async.parallel({
posts: async.apply(getMainPostAndReplies, topicData, set, uid, start, stop, reverse),
category: async.apply(Topics.getCategoryData, tid),
threadTools: async.apply(plugins.fireHook, 'filter:topic.thread_tools', {topic: topicData, uid: uid, tools: []}),
tags: async.apply(Topics.getTopicTagsObjects, tid),
isFollowing: async.apply(Topics.isFollowing, [tid], uid),
bookmark: async.apply(Topics.getUserBookmark, tid, uid)
}, function(err, results) {
if (err) {
return callback(err);
var topicData;
async.waterfall([
function(next) {
Topics.getTopicData(tid, next);
},
function(_topicData, next) {
topicData = _topicData;
if (!topicData) {
return callback(new Error('[[error:no-topic]]'));
}
async.parallel({
posts: async.apply(getMainPostAndReplies, topicData, set, uid, start, stop, reverse),
category: async.apply(Topics.getCategoryData, tid),
threadTools: async.apply(plugins.fireHook, 'filter:topic.thread_tools', {topic: topicData, uid: uid, tools: []}),
tags: async.apply(Topics.getTopicTagsObjects, tid),
isFollowing: async.apply(Topics.isFollowing, [tid], uid),
bookmark: async.apply(Topics.getUserBookmark, tid, uid)
}, next);
},
function(results, next) {
topicData.posts = results.posts;
topicData.category = results.category;
topicData.thread_tools = results.threadTools.tools;
@ -241,11 +247,12 @@ var async = require('async'),
topicData.locked = parseInt(topicData.locked, 10) === 1;
topicData.pinned = parseInt(topicData.pinned, 10) === 1;
plugins.fireHook('filter:topic.get', {topic: topicData, uid: uid}, function(err, data) {
callback(err, data ? data.topic : null);
});
});
});
plugins.fireHook('filter:topic.get', {topic: topicData, uid: uid}, next);
},
function(data, next) {
next(null, data.topic);
}
], callback);
};
function getMainPostAndReplies(topic, set, uid, start, stop, reverse, callback) {

29
src/topics/user.js
Unescape Escape View File

@ -2,7 +2,8 @@
'use strict';
var db = require('../database'),
var async = require('async'),
db = require('../database'),
posts = require('../posts');
@ -19,24 +20,22 @@ module.exports = function(Topics) {
};
Topics.getUids = function(tid, callback) {
Topics.getPids(tid, function(err, pids) {
if (err) {
return callback(err);
}
posts.getPostsFields(pids, ['uid'], function(err, postData) {
if (err) {
return callback(err);
}
async.waterfall([
function(next) {
Topics.getPids(tid, next);
},
function(pids, next) {
posts.getPostsFields(pids, ['uid'], next);
},
function(postData, next) {
var uids = postData.map(function(post) {
return post && post.uid;
}).filter(function(uid, index, array) {
return array.indexOf(uid) === index;
return uid && array.indexOf(uid) === index;
});
callback(null, uids);
});
});
next(null, uids);
}
], callback);
};
};
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