Squashed commit of the following:

commit 49e6c0040cc82c1e2684933a8e167ef14854aff8
Author: Julian Lam <julian@designcreateplay.com>
Date:   Thu Feb 25 16:12:15 2016 -0500

    added recording and charts for topic and post counts globally and by cid

commit e02ff70757f778aa016fbc42ef10a5da2d07a9d9
Author: Julian Lam <julian@designcreateplay.com>
Date:   Thu Feb 25 15:35:49 2016 -0500

    added labels to charts

commit e75d83bf3886e5183bcf5fcd848d71c513761e01
Author: Julian Lam <julian@designcreateplay.com>
Date:   Thu Feb 25 13:30:47 2016 -0500

    added per category graphs to ACP management page

commit e3f543200950925cc9e8bf33cccb592f949a100e
Author: Julian Lam <julian@designcreateplay.com>
Date:   Thu Feb 25 12:36:11 2016 -0500

    updated analytics to move helper methods to analytics lib and sending per category analytics to ACP page

commit 01891d8f7c408925fcdad18dcaa941e5ebbeb9b2
Author: Julian Lam <julian@designcreateplay.com>
Date:   Wed Feb 24 16:48:55 2016 -0500

    saving per-category analytics, and updated the writeData method to use async for "clarity"

public/src/admin/general/dashboard.js

@@ -145,32 +145,6 @@ define('admin/general/dashboard', ['semver'], function(semver) {
 		return (usePound?"#":"") + (g | (b << 8) | (r << 16)).toString(16);
 	}
 
-	function getHoursArray() {
-		var currentHour = new Date().getHours(),
-			labels = [];
-
-		for (var i = currentHour, ii = currentHour - 24; i > ii; i--) {
-			var hour = i < 0 ? 24 + i : i;
-			labels.push(hour + ':00');
-		}
-
-		return labels.reverse();
-	}
-
-	function getDaysArray(from) {
-		var currentDay = new Date(from || Date.now()).getTime(),
-			months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'],
-			labels = [],
-			tmpDate;
-
-		for(var x=29;x>=0;x--) {
-			tmpDate = new Date(currentDay - (1000*60*60*24*x));
-			labels.push(months[tmpDate.getMonth()] + ' ' + tmpDate.getDate());
-		}
-
-		return labels;
-	}
-
 	function setupGraphs() {
 		var trafficCanvas = document.getElementById('analytics-traffic'),
 			registeredCanvas = document.getElementById('analytics-registered'),
@@ -180,7 +154,7 @@ define('admin/general/dashboard', ['semver'], function(semver) {
 			registeredCtx = registeredCanvas.getContext('2d'),
 			presenceCtx = presenceCanvas.getContext('2d'),
 			topicsCtx = topicsCanvas.getContext('2d'),
-			trafficLabels = getHoursArray();
+			trafficLabels = utils.getHoursArray();
 
 		if (isMobile) {
 			Chart.defaults.global.showTooltips = false;
@@ -325,9 +299,9 @@ define('admin/general/dashboard', ['semver'], function(semver) {
 			}
 
 			if (units === 'days') {
-				graphs.traffic.scale.xLabels = getDaysArray(until);
+				graphs.traffic.scale.xLabels = utils.getDaysArray(until);
 			} else {
-				graphs.traffic.scale.xLabels = getHoursArray();
+				graphs.traffic.scale.xLabels = utils.getHoursArray();
 
 				$('#pageViewsThisMonth').html(data.monthlyPageViews.thisMonth);
 				$('#pageViewsLastMonth').html(data.monthlyPageViews.lastMonth);

public/src/admin/manage/category.js

@@ -1,5 +1,5 @@
 "use strict";
-/*global define, app, socket, ajaxify, RELATIVE_PATH, bootbox, templates */
+/*global define, app, socket, ajaxify, RELATIVE_PATH, bootbox, templates, Chart */
 
 define('admin/manage/category', [
 	'uploader',
@@ -145,6 +145,12 @@ define('admin/manage/category', [
 		});
 
 		Category.setupPrivilegeTable();
+		
+		if (window.location.hash === '#analytics') {
+			Category.setupGraphs();
+		} else {
+			$('a[href="#analytics"]').on('shown.bs.tab', Category.setupGraphs);
+		}
 	};
 
 	Category.setupPrivilegeTable = function() {
@@ -345,5 +351,106 @@ define('admin/manage/category', [
 		});
 	};
 
+	Category.setupGraphs = function() {
+		var hourlyCanvas = document.getElementById('pageviews:hourly'),
+			dailyCanvas = document.getElementById('pageviews:daily'),
+			topicsCanvas = document.getElementById('topics:daily'),
+			postsCanvas = document.getElementById('posts:daily'),
+			hourlyLabels = utils.getHoursArray().map(function(text, idx) {
+				return idx % 3 ? '' : text;
+			}),
+			dailyLabels = utils.getDaysArray().map(function(text, idx) {
+				return idx % 3 ? '' : text;
+			});
+
+		if (utils.isMobile()) {
+			Chart.defaults.global.showTooltips = false;
+		}
+
+		var data = {
+			'pageviews:hourly': {
+				labels: hourlyLabels,
+				datasets: [
+					{
+						label: "",
+						fillColor: "rgba(220,220,220,0.2)",
+						strokeColor: "rgba(220,220,220,1)",
+						pointColor: "rgba(220,220,220,1)",
+						pointStrokeColor: "#fff",
+						pointHighlightFill: "#fff",
+						pointHighlightStroke: "rgba(220,220,220,1)",
+						data: ajaxify.data.analytics['pageviews:hourly']
+					}
+				]
+			},
+			'pageviews:daily': {
+				labels: dailyLabels,
+				datasets: [
+					{
+						label: "",
+						fillColor: "rgba(151,187,205,0.2)",
+						strokeColor: "rgba(151,187,205,1)",
+						pointColor: "rgba(151,187,205,1)",
+						pointStrokeColor: "#fff",
+						pointHighlightFill: "#fff",
+						pointHighlightStroke: "rgba(151,187,205,1)",
+						data: ajaxify.data.analytics['pageviews:daily']
+					}
+				]
+			},
+			'topics:daily': {
+				labels: dailyLabels.slice(-7),
+				datasets: [
+					{
+						label: "",
+						fillColor: "rgba(151,187,205,0.2)",
+						strokeColor: "rgba(151,187,205,1)",
+						pointColor: "rgba(151,187,205,1)",
+						pointStrokeColor: "#fff",
+						pointHighlightFill: "#fff",
+						pointHighlightStroke: "rgba(151,187,205,1)",
+						data: ajaxify.data.analytics['topics:daily']
+					}
+				]
+			},
+			'posts:daily': {
+				labels: dailyLabels.slice(-7),
+				datasets: [
+					{
+						label: "",
+						fillColor: "rgba(151,187,205,0.2)",
+						strokeColor: "rgba(151,187,205,1)",
+						pointColor: "rgba(151,187,205,1)",
+						pointStrokeColor: "#fff",
+						pointHighlightFill: "#fff",
+						pointHighlightStroke: "rgba(151,187,205,1)",
+						data: ajaxify.data.analytics['posts:daily']
+					}
+				]
+			},
+		};
+
+		hourlyCanvas.width = $(hourlyCanvas).parent().width();
+		dailyCanvas.width = $(dailyCanvas).parent().width();
+		topicsCanvas.width = $(topicsCanvas).parent().width();
+		postsCanvas.width = $(postsCanvas).parent().width();
+		new Chart(hourlyCanvas.getContext('2d')).Line(data['pageviews:hourly'], {
+			responsive: true,
+			animation: false
+		});
+		new Chart(dailyCanvas.getContext('2d')).Line(data['pageviews:daily'], {
+			responsive: true,
+			animation: false
+		});
+		new Chart(topicsCanvas.getContext('2d')).Line(data['topics:daily'], {
+			responsive: true,
+			animation: false
+		});
+		new Chart(postsCanvas.getContext('2d')).Line(data['posts:daily'], {
+			responsive: true,
+			animation: false
+		});
+	};
+
 	return Category;
 });

public/src/utils.js

@@ -259,6 +259,39 @@
 			}
 		},
 
+		isMobile: function() {
+			var env = utils.findBootstrapEnvironment();
+			return ['xs', 'sm'].some(function(targetEnv) {
+				return targetEnv === env;
+			});
+		},
+
+		getHoursArray: function() {
+			var currentHour = new Date().getHours(),
+				labels = [];
+
+			for (var i = currentHour, ii = currentHour - 24; i > ii; i--) {
+				var hour = i < 0 ? 24 + i : i;
+				labels.push(hour + ':00');
+			}
+
+			return labels.reverse();
+		},
+
+		getDaysArray: function(from) {
+			var currentDay = new Date(from || Date.now()).getTime(),
+				months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'],
+				labels = [],
+				tmpDate;
+
+			for(var x=29;x>=0;x--) {
+				tmpDate = new Date(currentDay - (1000*60*60*24*x));
+				labels.push(months[tmpDate.getMonth()] + ' ' + tmpDate.getDate());
+			}
+
+			return labels;
+		},
+
 		// get all the url params in a single key/value hash
 		params: function(options) {
 			var a, hash = {}, params;

src/analytics.js

@@ -1,23 +1,37 @@
 'use strict';
 
 var cronJob = require('cron').CronJob;
+var async = require('async');
+
 var db = require('./database');
 
 (function(Analytics) {
+	var counters = {};
 
 	var pageViews = 0;
 	var uniqueIPCount = 0;
 	var uniquevisitors = 0;
 
+	var isCategory = /^(?:\/api)?\/category\/(\d+)/;
+
 	new cronJob('*/10 * * * *', function() {
 		Analytics.writeData();
 	}, null, true);
 
-	Analytics.pageView = function(ip) {
+	Analytics.increment = function(keys) {
+		keys = Array.isArray(keys) ? keys : [keys];
+
+		keys.forEach(function(key) {
+			counters[key] = counters[key] || 0;
+			++counters[key];
+		});
+	};
+
+	Analytics.pageView = function(payload) {
 		++pageViews;
 
-		if (ip) {
-			db.sortedSetScore('ip:recent', ip, function(err, score) {
+		if (payload.ip) {
+			db.sortedSetScore('ip:recent', payload.ip, function(err, score) {
 				if (err) {
 					return;
 				}
@@ -28,40 +42,116 @@ var db = require('./database');
 				today.setHours(today.getHours(), 0, 0, 0);
 				if (!score || score < today.getTime()) {
 					++uniquevisitors;
-					db.sortedSetAdd('ip:recent', Date.now(), ip);
+					db.sortedSetAdd('ip:recent', Date.now(), payload.ip);
 				}
 			});
 		}
+
+		if (payload.path) {
+			var categoryMatch = payload.path.match(isCategory),
+				cid = categoryMatch ? parseInt(categoryMatch[1], 10) : null;
+
+			if (cid) {
+				Analytics.increment(['pageviews:byCid:' + cid]);
+			}
+		}
 	};
 
 	Analytics.writeData = function() {
+		var today = new Date();
+		var month = new Date();
+		var dbQueue = [];
 
-		var today;
-		if (pageViews > 0 || uniquevisitors > 0) {
-			today = new Date();
-			today.setHours(today.getHours(), 0, 0, 0);
-		}
+		today.setHours(today.getHours(), 0, 0, 0);
+		month.setMonth(month.getMonth(), 1);
+		month.setHours(0, 0, 0, 0);
 
 		if (pageViews > 0) {
-			db.sortedSetIncrBy('analytics:pageviews', pageViews, today.getTime());
-			var month = new Date();
-			month.setMonth(month.getMonth(), 1);
-			month.setHours(0, 0, 0, 0);
-			db.sortedSetIncrBy('analytics:pageviews:month', pageViews, month.getTime());
+			dbQueue.push(async.apply(db.sortedSetIncrBy, 'analytics:pageviews', pageViews, today.getTime()));
+			dbQueue.push(async.apply(db.sortedSetIncrBy, 'analytics:pageviews:month', pageViews, month.getTime()));
 			pageViews = 0;
 		}
 
 		if (uniquevisitors > 0) {
-			db.sortedSetIncrBy('analytics:uniquevisitors', uniquevisitors, today.getTime());
+			dbQueue.push(async.apply(db.sortedSetIncrBy, 'analytics:uniquevisitors', uniquevisitors, today.getTime()));
 			uniquevisitors = 0;
 		}
 
 		if (uniqueIPCount > 0) {
-			db.incrObjectFieldBy('global', 'uniqueIPCount', uniqueIPCount);
+			dbQueue.push(async.apply(db.incrObjectFieldBy, 'global', 'uniqueIPCount', uniqueIPCount));
 			uniqueIPCount = 0;
 		}
 
+		if (Object.keys(counters).length > 0) {
+			for(var key in counters) {
+				console.log('flushing', key, 'with a value of', counters[key]);
+				dbQueue.push(async.apply(db.sortedSetIncrBy, 'analytics:' + key, counters[key], today.getTime()));
+				delete counters[key];
+			}
+		}
 
+		async.parallel(dbQueue, function(err) {
+			if (err) {
+				winston.error('[analytics] Encountered error while writing analytics to data store: ' + err.message);
+			}
+		});
+	};
+
+	Analytics.getHourlyStatsForSet = function(set, hour, numHours, callback) {
+		var terms = {},
+			hoursArr = [];
+
+		hour = new Date(hour);
+		hour.setHours(hour.getHours(), 0, 0, 0);
+
+		for (var i = 0, ii = numHours; i < ii; i++) {
+			hoursArr.push(hour.getTime());
+			hour.setHours(hour.getHours() - 1, 0, 0, 0);
+		}
+
+		db.sortedSetScores(set, hoursArr, function(err, counts) {
+			if (err) {
+				return callback(err);
+			}
+
+			hoursArr.forEach(function(term, index) {
+				terms[term] = parseInt(counts[index], 10) || 0;
+			});
+
+			var termsArr = [];
+
+			hoursArr.reverse();
+			hoursArr.forEach(function(hour) {
+				termsArr.push(terms[hour]);
+			});
+
+			callback(null, termsArr);
+		});
+	};
+
+	Analytics.getDailyStatsForSet = function(set, day, numDays, callback) {
+		var daysArr = [];
+
+		day = new Date(day);
+		day.setDate(day.getDate()+1);	// set the date to tomorrow, because getHourlyStatsForSet steps *backwards* 24 hours to sum up the values
+		day.setHours(0, 0, 0, 0);
+
+		async.whilst(function() {
+			return numDays--;
+		}, function(next) {
+			Analytics.getHourlyStatsForSet(set, day.getTime()-(1000*60*60*24*numDays), 24, function(err, day) {
+				if (err) {
+					return next(err);
+				}
+
+				daysArr.push(day.reduce(function(cur, next) {
+					return cur+next;
+				}));
+				next();
+			});
+		}, function(err) {
+			callback(err, daysArr);
+		});
 	};
 
 	Analytics.getUnwrittenPageviews = function() {
@@ -86,4 +176,13 @@ var db = require('./database');
 		});
 	};
 
+	Analytics.getCategoryAnalytics = function(cid, callback) {
+		async.parallel({
+			'pageviews:hourly': async.apply(Analytics.getHourlyStatsForSet, 'analytics:pageviews:byCid:' + cid, Date.now(), 24),
+			'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);
+	};
+
 }(exports));

src/controllers/admin/categories.js

@@ -4,6 +4,7 @@ var async = require('async'),
 	
 	categories = require('../../categories'),
 	privileges = require('../../privileges'),
+	analytics = require('../../analytics'),
 	plugins = require('../../plugins');
 
 
@@ -12,20 +13,22 @@ var categoriesController = {};
 categoriesController.get = function(req, res, next) {
 	async.parallel({
 		category: async.apply(categories.getCategories, [req.params.category_id], req.user.uid),
-		privileges: async.apply(privileges.categories.list, req.params.category_id)
+		privileges: async.apply(privileges.categories.list, req.params.category_id),
+		analytics: async.apply(analytics.getCategoryAnalytics, req.params.category_id)
 	}, function(err, data) {
 		if (err) {
 			return next(err);
 		}
 
-		plugins.fireHook('filter:admin.category.get', {req: req, res: res, category: data.category[0], privileges: data.privileges}, function(err, data) {
+		plugins.fireHook('filter:admin.category.get', { req: req, res: res, category: data.category[0], privileges: data.privileges, analytics: data.analytics }, function(err, data) {
 			if (err) {
 				return next(err);
 			}
 
 			res.render('admin/manage/category', {
 				category: data.category,
-				privileges: data.privileges
+				privileges: data.privileges,
+				analytics: data.analytics
 			});
 		});
 	});

src/middleware/middleware.js

@@ -48,7 +48,11 @@ middleware.applyCSRF = csrf();
 middleware.ensureLoggedIn = ensureLoggedIn.ensureLoggedIn(nconf.get('relative_path') + '/login');
 
 middleware.pageView = function(req, res, next) {
-	analytics.pageView(req.ip);
+	analytics.pageView({
+		ip: req.ip,
+		path: req.path,
+		uid: req.hasOwnProperty('user') && req.user.hasOwnProperty('uid') ? parseInt(req.user.uid, 10) : 0
+	});
 
 	plugins.fireHook('action:middleware.pageView', {req: req});
 

src/socket.io/admin.js

@@ -217,16 +217,16 @@ SocketAdmin.analytics.get = function(socket, data, callback) {
 			async.parallel({
 				uniqueVisitors: function(next) {
 					if (data.units === 'days') {
-						getDailyStatsForSet('analytics:uniquevisitors', data.until || Date.now(), data.amount, next);
+						analytics.getDailyStatsForSet('analytics:uniquevisitors', data.until || Date.now(), data.amount, next);
 					} else {
-						getHourlyStatsForSet('analytics:uniquevisitors', data.until || Date.now(), data.amount, next);
+						analytics.getHourlyStatsForSet('analytics:uniquevisitors', data.until || Date.now(), data.amount, next);
 					}
 				},
 				pageviews: function(next) {
 					if (data.units === 'days') {
-						getDailyStatsForSet('analytics:pageviews', data.until || Date.now(), data.amount, next);
+						analytics.getDailyStatsForSet('analytics:pageviews', data.until || Date.now(), data.amount, next);
 					} else {
-						getHourlyStatsForSet('analytics:pageviews', data.until || Date.now(), data.amount, next);
+						analytics.getHourlyStatsForSet('analytics:pageviews', data.until || Date.now(), data.amount, next);
 					}
 				},
 				monthlyPageViews: function(next) {
@@ -251,62 +251,6 @@ SocketAdmin.logs.clear = function(socket, data, callback) {
 	meta.logs.clear(callback);
 };
 
-function getHourlyStatsForSet(set, hour, numHours, callback) {
-	var terms = {},
-		hoursArr = [];
-
-	hour = new Date(hour);
-	hour.setHours(hour.getHours(), 0, 0, 0);
-
-	for (var i = 0, ii = numHours; i < ii; i++) {
-		hoursArr.push(hour.getTime());
-		hour.setHours(hour.getHours() - 1, 0, 0, 0);
-	}
-
-	db.sortedSetScores(set, hoursArr, function(err, counts) {
-		if (err) {
-			return callback(err);
-		}
-
-		hoursArr.forEach(function(term, index) {
-			terms[term] = parseInt(counts[index], 10) || 0;
-		});
-
-		var termsArr = [];
-
-		hoursArr.reverse();
-		hoursArr.forEach(function(hour) {
-			termsArr.push(terms[hour]);
-		});
-
-		callback(null, termsArr);
-	});
-}
-
-function getDailyStatsForSet(set, day, numDays, callback) {
-	var daysArr = [];
-
-	day = new Date(day);
-	day.setHours(0, 0, 0, 0);
-
-	async.whilst(function() {
-		return numDays--;
-	}, function(next) {
-		getHourlyStatsForSet(set, day.getTime()-(1000*60*60*24*numDays), 24, function(err, day) {
-			if (err) {
-				return next(err);
-			}
-
-			daysArr.push(day.reduce(function(cur, next) {
-				return cur+next;
-			}));
-			next();
-		});
-	}, function(err) {
-		callback(err, daysArr);
-	});
-}
-
 SocketAdmin.getMoreEvents = function(socket, next, callback) {
 	var start = parseInt(next, 10);
 	if (start < 0) {

src/topics/create.js

@@ -6,6 +6,7 @@ var async = require('async'),
 	db = require('../database'),
 	utils = require('../../public/src/utils'),
 	plugins = require('../plugins'),
+	analytics = require('../analytics'),
 	user = require('../user'),
 	meta = require('../meta'),
 	posts = require('../posts'),
@@ -15,7 +16,7 @@ var async = require('async'),
 module.exports = function(Topics) {
 
 	Topics.create = function(data, callback) {
-		// This is an interal method, consider using Topics.post instead
+		// This is an internal method, consider using Topics.post instead
 		var timestamp = data.timestamp || Date.now();
 		var topicData;
 
@@ -171,6 +172,7 @@ module.exports = function(Topics) {
 				data.topicData.mainPost = data.postData;
 				data.postData.index = 0;
 
+				analytics.increment(['topics', 'topics:byCid:' + data.topicData.cid]);
 				plugins.fireHook('action:topic.post', data.topicData);
 
 				if (parseInt(uid, 10)) {
@@ -256,6 +258,7 @@ module.exports = function(Topics) {
 				}
 
 				Topics.notifyFollowers(postData, uid);
+				analytics.increment(['posts', 'posts:byCid:' + cid]);
 				plugins.fireHook('action:topic.reply', postData);
 
 				next(null, postData);

src/views/admin/manage/category.tpl

@@ -3,6 +3,7 @@
 		<ul class="nav nav-pills">
 			<li class="active"><a href="#category-settings" data-toggle="tab">Category Settings</a></li>
 			<li><a href="#privileges" data-toggle="tab">Privileges</a></li>
+			<li><a href="#analytics" data-toggle="tab">Analytics</a></li>
 		</ul>
 		<br />
 		<div class="tab-content">
@@ -119,6 +120,37 @@
 					<!-- IMPORT admin/partials/categories/privileges.tpl -->
 				</div>
 			</div>
+
+			<div class="tab-pane fade col-xs-12" id="analytics">
+				<div class="row">
+					<div class="col-sm-6 text-center">
+						<div><canvas id="pageviews:hourly" height="250"></canvas></div>
+						<p>
+							<small><strong>Figure 1</strong> &ndash; Hourly page views for this category</small>
+						</p>
+					</div>
+					<div class="col-sm-6 text-center">
+						<div><canvas id="pageviews:daily" height="250"></canvas></div>
+						<p>
+							<small><strong>Figure 2</strong> &ndash; Daily page views for this category</small>
+						</p>
+					</div>
+				</div>
+				<div class="row">
+					<div class="col-sm-6 text-center">
+						<div><canvas id="topics:daily" height="250"></canvas></div>
+						<p>
+							<small><strong>Figure 3</strong> &ndash; Daily topics created in this category</small>
+						</p>
+					</div>
+					<div class="col-sm-6 text-center">
+						<div><canvas id="posts:daily" height="250"></canvas></div>
+						<p>
+							<small><strong>Figure 4</strong> &ndash; Daily posts made in this category</small>
+						</p>
+					</div>
+				</div>
+			</div>
 		</div>
 	</form>
 </div>