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@ -6,192 +6,194 @@ var winston = require('winston');
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var db = require('./database');
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(function (Analytics) {
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var counters = {};
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var Analytics = module.exports;
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var pageViews = 0;
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var uniqueIPCount = 0;
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var uniquevisitors = 0;
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var counters = {};
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var isCategory = /^(?:\/api)?\/category\/(\d+)/;
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var pageViews = 0;
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var uniqueIPCount = 0;
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var uniquevisitors = 0;
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new cronJob('*/10 * * * *', function () {
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Analytics.writeData();
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}, null, true);
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var isCategory = /^(?:\/api)?\/category\/(\d+)/;
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Analytics.increment = function (keys) {
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keys = Array.isArray(keys) ? keys : [keys];
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new cronJob('*/10 * * * *', function () {
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Analytics.writeData();
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}, null, true);
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keys.forEach(function (key) {
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counters[key] = counters[key] || 0;
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++counters[key];
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});
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};
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Analytics.pageView = function (payload) {
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++pageViews;
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if (payload.ip) {
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db.sortedSetScore('ip:recent', payload.ip, function (err, score) {
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if (err) {
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return;
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}
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if (!score) {
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++uniqueIPCount;
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}
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var today = new Date();
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today.setHours(today.getHours(), 0, 0, 0);
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if (!score || score < today.getTime()) {
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++uniquevisitors;
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db.sortedSetAdd('ip:recent', Date.now(), payload.ip);
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}
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});
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}
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Analytics.increment = function (keys) {
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keys = Array.isArray(keys) ? keys : [keys];
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if (payload.path) {
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var categoryMatch = payload.path.match(isCategory),
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cid = categoryMatch ? parseInt(categoryMatch[1], 10) : null;
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keys.forEach(function (key) {
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counters[key] = counters[key] || 0;
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++counters[key];
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});
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};
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if (cid) {
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Analytics.increment(['pageviews:byCid:' + cid]);
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}
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}
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};
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Analytics.pageView = function (payload) {
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++pageViews;
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Analytics.writeData = function () {
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var today = new Date();
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var month = new Date();
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var dbQueue = [];
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today.setHours(today.getHours(), 0, 0, 0);
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month.setMonth(month.getMonth(), 1);
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month.setHours(0, 0, 0, 0);
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if (payload.ip) {
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db.sortedSetScore('ip:recent', payload.ip, function (err, score) {
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if (err) {
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return;
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}
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if (!score) {
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++uniqueIPCount;
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}
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var today = new Date();
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today.setHours(today.getHours(), 0, 0, 0);
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if (!score || score < today.getTime()) {
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++uniquevisitors;
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db.sortedSetAdd('ip:recent', Date.now(), payload.ip);
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}
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});
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}
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if (pageViews > 0) {
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dbQueue.push(async.apply(db.sortedSetIncrBy, 'analytics:pageviews', pageViews, today.getTime()));
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dbQueue.push(async.apply(db.sortedSetIncrBy, 'analytics:pageviews:month', pageViews, month.getTime()));
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pageViews = 0;
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}
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if (payload.path) {
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var categoryMatch = payload.path.match(isCategory),
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cid = categoryMatch ? parseInt(categoryMatch[1], 10) : null;
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if (uniquevisitors > 0) {
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dbQueue.push(async.apply(db.sortedSetIncrBy, 'analytics:uniquevisitors', uniquevisitors, today.getTime()));
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uniquevisitors = 0;
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if (cid) {
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Analytics.increment(['pageviews:byCid:' + cid]);
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}
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if (uniqueIPCount > 0) {
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dbQueue.push(async.apply(db.incrObjectFieldBy, 'global', 'uniqueIPCount', uniqueIPCount));
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uniqueIPCount = 0;
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}
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};
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Analytics.writeData = function (callback) {
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callback = callback || function () {};
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var today = new Date();
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var month = new Date();
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var dbQueue = [];
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today.setHours(today.getHours(), 0, 0, 0);
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month.setMonth(month.getMonth(), 1);
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month.setHours(0, 0, 0, 0);
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if (pageViews > 0) {
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dbQueue.push(async.apply(db.sortedSetIncrBy, 'analytics:pageviews', pageViews, today.getTime()));
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dbQueue.push(async.apply(db.sortedSetIncrBy, 'analytics:pageviews:month', pageViews, month.getTime()));
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pageViews = 0;
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}
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if (uniquevisitors > 0) {
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dbQueue.push(async.apply(db.sortedSetIncrBy, 'analytics:uniquevisitors', uniquevisitors, today.getTime()));
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uniquevisitors = 0;
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}
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if (uniqueIPCount > 0) {
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dbQueue.push(async.apply(db.incrObjectFieldBy, 'global', 'uniqueIPCount', uniqueIPCount));
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uniqueIPCount = 0;
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}
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if (Object.keys(counters).length > 0) {
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for(var key in counters) {
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if (counters.hasOwnProperty(key)) {
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dbQueue.push(async.apply(db.sortedSetIncrBy, 'analytics:' + key, counters[key], today.getTime()));
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delete counters[key];
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}
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}
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}
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if (Object.keys(counters).length > 0) {
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for(var key in counters) {
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if (counters.hasOwnProperty(key)) {
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dbQueue.push(async.apply(db.sortedSetIncrBy, 'analytics:' + key, counters[key], today.getTime()));
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delete counters[key];
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}
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}
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async.parallel(dbQueue, function (err) {
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if (err) {
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winston.error('[analytics] Encountered error while writing analytics to data store: ' + err.message);
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}
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callback(err);
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});
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};
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async.parallel(dbQueue, function (err) {
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if (err) {
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winston.error('[analytics] Encountered error while writing analytics to data store: ' + err.message);
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}
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});
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};
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Analytics.getHourlyStatsForSet = function (set, hour, numHours, callback) {
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var terms = {},
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hoursArr = [];
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Analytics.getHourlyStatsForSet = function (set, hour, numHours, callback) {
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var terms = {},
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hoursArr = [];
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hour = new Date(hour);
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hour.setHours(hour.getHours(), 0, 0, 0);
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hour = new Date(hour);
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hour.setHours(hour.getHours(), 0, 0, 0);
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for (var i = 0, ii = numHours; i < ii; i++) {
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hoursArr.push(hour.getTime());
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hour.setHours(hour.getHours() - 1, 0, 0, 0);
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}
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for (var i = 0, ii = numHours; i < ii; i++) {
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hoursArr.push(hour.getTime());
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hour.setHours(hour.getHours() - 1, 0, 0, 0);
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db.sortedSetScores(set, hoursArr, function (err, counts) {
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if (err) {
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return callback(err);
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}
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db.sortedSetScores(set, hoursArr, function (err, counts) {
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if (err) {
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return callback(err);
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}
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hoursArr.forEach(function (term, index) {
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terms[term] = parseInt(counts[index], 10) || 0;
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});
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var termsArr = [];
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hoursArr.forEach(function (term, index) {
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terms[term] = parseInt(counts[index], 10) || 0;
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});
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hoursArr.reverse();
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hoursArr.forEach(function (hour) {
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termsArr.push(terms[hour]);
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});
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var termsArr = [];
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callback(null, termsArr);
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});
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};
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Analytics.getDailyStatsForSet = function (set, day, numDays, callback) {
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var daysArr = [];
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day = new Date(day);
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day.setDate(day.getDate() + 1); // set the date to tomorrow, because getHourlyStatsForSet steps *backwards* 24 hours to sum up the values
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day.setHours(0, 0, 0, 0);
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async.whilst(function () {
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return numDays--;
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}, function (next) {
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Analytics.getHourlyStatsForSet(set, day.getTime() - (1000 * 60 * 60 * 24 * numDays), 24, function (err, day) {
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if (err) {
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return next(err);
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}
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daysArr.push(day.reduce(function (cur, next) {
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return cur + next;
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}));
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next();
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});
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}, function (err) {
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callback(err, daysArr);
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hoursArr.reverse();
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hoursArr.forEach(function (hour) {
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termsArr.push(terms[hour]);
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});
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};
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Analytics.getUnwrittenPageviews = function () {
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return pageViews;
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};
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callback(null, termsArr);
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});
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};
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Analytics.getMonthlyPageViews = function (callback) {
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var thisMonth = new Date();
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var lastMonth = new Date();
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thisMonth.setMonth(thisMonth.getMonth(), 1);
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thisMonth.setHours(0, 0, 0, 0);
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lastMonth.setMonth(thisMonth.getMonth() - 1, 1);
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lastMonth.setHours(0, 0, 0, 0);
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Analytics.getDailyStatsForSet = function (set, day, numDays, callback) {
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var daysArr = [];
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var values = [thisMonth.getTime(), lastMonth.getTime()];
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day = new Date(day);
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day.setDate(day.getDate() + 1); // set the date to tomorrow, because getHourlyStatsForSet steps *backwards* 24 hours to sum up the values
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day.setHours(0, 0, 0, 0);
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db.sortedSetScores('analytics:pageviews:month', values, function (err, scores) {
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async.whilst(function () {
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return numDays--;
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}, function (next) {
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Analytics.getHourlyStatsForSet(set, day.getTime() - (1000 * 60 * 60 * 24 * numDays), 24, function (err, day) {
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if (err) {
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return callback(err);
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return next(err);
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}
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callback(null, {thisMonth: scores[0] || 0, lastMonth: scores[1] || 0});
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daysArr.push(day.reduce(function (cur, next) {
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return cur + next;
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}));
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next();
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});
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};
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Analytics.getCategoryAnalytics = function (cid, callback) {
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async.parallel({
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'pageviews:hourly': async.apply(Analytics.getHourlyStatsForSet, 'analytics:pageviews:byCid:' + cid, Date.now(), 24),
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'pageviews:daily': async.apply(Analytics.getDailyStatsForSet, 'analytics:pageviews:byCid:' + cid, Date.now(), 30),
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'topics:daily': async.apply(Analytics.getDailyStatsForSet, 'analytics:topics:byCid:' + cid, Date.now(), 7),
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'posts:daily': async.apply(Analytics.getDailyStatsForSet, 'analytics:posts:byCid:' + cid, Date.now(), 7),
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}, callback);
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};
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Analytics.getErrorAnalytics = function (callback) {
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async.parallel({
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'not-found': async.apply(Analytics.getDailyStatsForSet, 'analytics:errors:404', Date.now(), 7),
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'toobusy': async.apply(Analytics.getDailyStatsForSet, 'analytics:errors:503', Date.now(), 7)
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}, callback);
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};
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}(exports));
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}, function (err) {
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callback(err, daysArr);
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});
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};
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Analytics.getUnwrittenPageviews = function () {
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return pageViews;
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};
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Analytics.getMonthlyPageViews = function (callback) {
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var thisMonth = new Date();
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var lastMonth = new Date();
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thisMonth.setMonth(thisMonth.getMonth(), 1);
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thisMonth.setHours(0, 0, 0, 0);
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lastMonth.setMonth(thisMonth.getMonth() - 1, 1);
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|
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lastMonth.setHours(0, 0, 0, 0);
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|
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var values = [thisMonth.getTime(), lastMonth.getTime()];
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|
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db.sortedSetScores('analytics:pageviews:month', values, function (err, scores) {
|
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|
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|
if (err) {
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|
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return callback(err);
|
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}
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callback(null, {thisMonth: scores[0] || 0, lastMonth: scores[1] || 0});
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|
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|
});
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|
|
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|
};
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|
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Analytics.getCategoryAnalytics = function (cid, callback) {
|
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|
|
|
async.parallel({
|
|
|
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|
'pageviews:hourly': async.apply(Analytics.getHourlyStatsForSet, 'analytics:pageviews:byCid:' + cid, Date.now(), 24),
|
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|
|
|
'pageviews:daily': async.apply(Analytics.getDailyStatsForSet, 'analytics:pageviews:byCid:' + cid, Date.now(), 30),
|
|
|
|
|
'topics:daily': async.apply(Analytics.getDailyStatsForSet, 'analytics:topics:byCid:' + cid, Date.now(), 7),
|
|
|
|
|
'posts:daily': async.apply(Analytics.getDailyStatsForSet, 'analytics:posts:byCid:' + cid, Date.now(), 7),
|
|
|
|
|
}, callback);
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
Analytics.getErrorAnalytics = function (callback) {
|
|
|
|
|
async.parallel({
|
|
|
|
|
'not-found': async.apply(Analytics.getDailyStatsForSet, 'analytics:errors:404', Date.now(), 7),
|
|
|
|
|
'toobusy': async.apply(Analytics.getDailyStatsForSet, 'analytics:errors:503', Date.now(), 7)
|
|
|
|
|
}, callback);
|
|
|
|
|
};
|
|
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|