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51 lines
1.2 KiB
JavaScript
51 lines
1.2 KiB
JavaScript
/* jslint node: true */
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'use strict';
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var db = require('../database');
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var async = require('async');
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var winston = require('winston');
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module.exports = {
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name: 'Store upvotes/downvotes separately',
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timestamp: Date.UTC(2016, 5, 13),
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method: function (callback) {
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var batch = require('../batch');
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var posts = require('../posts');
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var count = 0;
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batch.processSortedSet('posts:pid', function (pids, next) {
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winston.verbose('upgraded ' + count + ' posts');
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count += pids.length;
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async.each(pids, function (pid, next) {
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async.parallel({
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upvotes: function (next) {
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db.setCount('pid:' + pid + ':upvote', next);
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},
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downvotes: function (next) {
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db.setCount('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 next(err);
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}
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var data = {};
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if (parseInt(results.upvotes, 10) > 0) {
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data.upvotes = results.upvotes;
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}
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if (parseInt(results.downvotes, 10) > 0) {
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data.downvotes = results.downvotes;
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}
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if (Object.keys(data).length) {
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posts.setPostFields(pid, data, next);
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} else {
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next();
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}
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}, next);
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}, next);
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}, {}, callback);
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},
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};
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