moved posts and recent to new files
barisusakli
11 years ago
parent
38733ef94b
commit
7a1037dc11
@ -0,0 +1,131 @@
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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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emitter = require('./../emitter'),
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favourites = require('./../favourites'),
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posts = require('./../posts'),
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postTools = require('./../postTools');
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module.exports = function(Topics) {
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Topics.onNewPostMade = function(postData) {
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Topics.increasePostCount(postData.tid);
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Topics.updateTimestamp(postData.tid, postData.timestamp);
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Topics.addPostToTopic(postData.tid, postData.pid, postData.timestamp);
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};
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emitter.on('event:newpost', Topics.onNewPostMade);
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Topics.getTopicPosts = function(tid, start, end, uid, reverse, callback) {
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posts.getPostsByTid(tid, start, end, reverse, function(err, postData) {
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if(err) {
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return callback(err);
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}
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if (Array.isArray(postData) && !postData.length) {
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return callback(null, []);
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}
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for(var i=0; i<postData.length; ++i) {
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postData[i].index = start + i;
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}
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var pids = postData.map(function(post) {
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return post.pid;
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});
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async.parallel({
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favourites : function(next) {
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favourites.getFavouritesByPostIDs(pids, uid, next);
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},
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voteData : function(next) {
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favourites.getVoteStatusByPostIDs(pids, uid, next);
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},
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userData : function(next) {
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async.each(postData, posts.addUserInfoToPost, next);
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},
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privileges : function(next) {
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async.map(pids, function (pid, next) {
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postTools.privileges(pid, uid, next);
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}, 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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for (var i = 0; i < postData.length; ++i) {
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postData[i].favourited = results.favourites[i];
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postData[i].upvoted = results.voteData[i].upvoted;
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postData[i].downvoted = results.voteData[i].downvoted;
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postData[i].votes = postData[i].votes || 0;
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postData[i].display_moderator_tools = parseInt(uid, 10) !== 0 && results.privileges[i].editable;
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postData[i].display_move_tools = results.privileges[i].move;
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if(parseInt(postData[i].deleted, 10) === 1 && !results.privileges[i].view_deleted) {
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postData[i].content = 'This post is deleted!';
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}
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}
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callback(null, postData);
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});
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});
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};
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Topics.addPostToTopic = function(tid, pid, timestamp, callback) {
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db.sortedSetAdd('tid:' + tid + ':posts', timestamp, pid, callback);
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};
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Topics.removePostFromTopic = function(tid, pid, callback) {
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db.sortedSetRemove('tid:' + tid + ':posts', pid, callback);
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};
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Topics.getPids = function(tid, callback) {
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db.getSortedSetRange('tid:' + tid + ':posts', 0, -1, callback);
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};
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Topics.increasePostCount = function(tid, callback) {
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incrementFieldAndUpdateSortedSet(tid, 'postcount', 1, 'topics:posts', callback);
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};
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Topics.decreasePostCount = function(tid, callback) {
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incrementFieldAndUpdateSortedSet(tid, 'postcount', -1, 'topics:posts', callback);
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};
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Topics.increaseViewCount = function(tid, callback) {
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incrementFieldAndUpdateSortedSet(tid, 'viewcount', 1, 'topics:views', callback);
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};
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function incrementFieldAndUpdateSortedSet(tid, field, by, set, callback) {
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db.incrObjectFieldBy('topic:' + tid, field, by, function(err, value) {
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if(err) {
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return callback(err);
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}
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db.sortedSetAdd(set, value, tid, callback);
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});
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}
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Topics.getTitleByPid = function(pid, callback) {
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Topics.getTopicFieldByPid('title', pid, callback);
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};
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Topics.getTopicFieldByPid = function(field, pid, callback) {
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posts.getPostField(pid, 'tid', function(err, tid) {
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Topics.getTopicField(tid, field, callback);
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});
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};
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Topics.getTopicDataByPid = function(pid, callback) {
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posts.getPostField(pid, 'tid', function(err, tid) {
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Topics.getTopicData(tid, callback);
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});
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};
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};
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@ -0,0 +1,36 @@
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'use strict';
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var db = require('./../database');
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module.exports = function(Topics) {
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Topics.getLatestTopics = function(uid, start, end, term, callback) {
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Topics.getLatestTids(start, end, term, function(err, tids) {
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if(err) {
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return callback(err);
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}
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Topics.getTopics('topics:recent', uid, tids, callback);
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});
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};
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Topics.getLatestTids = function(start, end, term, callback) {
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var terms = {
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day: 86400000,
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week: 604800000,
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month: 2592000000
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};
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var since = terms.day;
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if(terms[term]) {
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since = terms[term];
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}
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var count = parseInt(end, 10) === -1 ? end : end - start + 1;
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db.getSortedSetRevRangeByScore(['topics:recent', '+inf', Date.now() - since, 'LIMIT', start, count], callback);
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};
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};
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