You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
47 lines
895 B
JavaScript
47 lines
895 B
JavaScript
11 years ago
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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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module.exports = function(Topics) {
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Topics.getPopular = function(term, uid, callback) {
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var terms = {
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daily: 'day',
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weekly: 'week',
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monthly: 'month',
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yearly: 'year'
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};
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var since = terms[term] || 'day';
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Topics.getLatestTids(0, -1, since, function(err, tids) {
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if (err) {
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return callback(err);
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}
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getTopics(tids, uid, callback);
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});
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};
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function getTopics(tids, uid, callback) {
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var keys = tids.map(function(tid) {
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return 'topic:' + tid;
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});
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db.getObjectsFields(keys, ['tid', 'postcount'], function(err, topics) {
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topics.sort(function(a, b) {
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return parseInt(b.postcount, 10) - parseInt(a.postcount, 10);
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});
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topics = topics.slice(0, 20).map(function(topic) {
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return topic.tid;
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});
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Topics.getTopicsByTids(topics, uid, callback);
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});
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}
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};
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