From fa39b5e46bb867d4f9cbc0f1e131ad0bf3b2a24f Mon Sep 17 00:00:00 2001
From: Julian Lam <julian@designcreateplay.com>
Date: Mon, 24 Nov 2014 12:20:28 -0500
Subject: [PATCH] closed #2446

---
 public/src/admin/advanced/logs.js | 41 +++++++++++++++++++++++++++++++
 src/controllers/admin.js          |  9 ++-----
 src/meta.js                       |  1 +
 src/meta/logs.js                  | 28 +++++++++++++++++++++
 src/socket.io/admin.js            | 11 ++++++++-
 src/views/admin/advanced/logs.tpl |  9 +++++++
 6 files changed, 91 insertions(+), 8 deletions(-)
 create mode 100644 public/src/admin/advanced/logs.js
 create mode 100644 src/meta/logs.js

diff --git a/public/src/admin/advanced/logs.js b/public/src/admin/advanced/logs.js
new file mode 100644
index 0000000000..c44f6bf93f
--- /dev/null
+++ b/public/src/admin/advanced/logs.js
@@ -0,0 +1,41 @@
+"use strict";
+/* global define, socket */
+
+define('admin/advanced/logs', function() {
+	var	Logs = {};
+
+	Logs.init = function() {
+		var logsEl = $('.logs pre');
+
+		// Affix menu
+		$('.affix').affix();
+
+		$('.logs').find('button[data-action]').on('click', function(e) {
+			var btnEl = $(this),
+				action = btnEl.attr('data-action');
+
+			switch(action) {
+				case 'reload':
+					socket.emit('admin.logs.get', function(err, logs) {
+						if (!err) {
+							logsEl.text(logs);
+						} else {
+							app.alertError(err.message);
+						}
+					});
+					break;
+
+				case 'clear':
+					socket.emit('admin.logs.clear', function(err) {
+						if (!err) {
+							app.alertSuccess('Logs Cleared!')
+							btnEl.prev().click();
+						}
+					});
+					break;
+			}
+		});
+	};
+
+	return Logs;
+});
diff --git a/src/controllers/admin.js b/src/controllers/admin.js
index 52bb3b7f18..5a43e1ba6c 100644
--- a/src/controllers/admin.js
+++ b/src/controllers/admin.js
@@ -187,14 +187,9 @@ adminController.events.get = function(req, res, next) {
 };
 
 adminController.logs.get = function(req, res, next) {
-	var logPath = path.join('logs', path.sep, 'output.log');
-	fs.readFile(logPath, function(err, data) {
-		if (err || !data) {
-			data = '';
-		}
-
+	meta.logs.get(function(err, logs) {
 		res.render('admin/advanced/logs', {
-			data: validator.escape(data.toString())
+			data: validator.escape(logs)
 		});
 	});
 };
diff --git a/src/meta.js b/src/meta.js
index 86f3b2ac9b..fdaa2d8107 100644
--- a/src/meta.js
+++ b/src/meta.js
@@ -20,6 +20,7 @@ var async = require('async'),
 	require('./meta/css')(Meta);
 	require('./meta/sounds')(Meta);
 	require('./meta/settings')(Meta);
+	require('./meta/logs')(Meta);
 	Meta.templates = require('./meta/templates');
 
 	/* Assorted */
diff --git a/src/meta/logs.js b/src/meta/logs.js
new file mode 100644
index 0000000000..01ee677887
--- /dev/null
+++ b/src/meta/logs.js
@@ -0,0 +1,28 @@
+'use strict';
+
+var path = require('path'),
+	fs = require('fs'),
+	winston = require('winston');
+
+module.exports = function(Meta) {
+
+	Meta.logs = {
+		path: path.join('logs', path.sep, 'output.log')
+	};
+
+	Meta.logs.get = function(callback) {
+		fs.readFile(this.path, {
+			encoding: 'utf-8'
+		}, function(err, logs) {
+			if (err) {
+				winston.error('[meta/logs] Could not retrieve logs: ' + err.message);
+			}
+
+			callback(undefined, logs || '');
+		});
+	}
+
+	Meta.logs.clear = function(callback) {
+		fs.truncate(this.path, 0, callback);
+	}
+};
\ No newline at end of file
diff --git a/src/socket.io/admin.js b/src/socket.io/admin.js
index db7d62d8e3..a2f09aa8b1 100644
--- a/src/socket.io/admin.js
+++ b/src/socket.io/admin.js
@@ -32,7 +32,8 @@ var	async = require('async'),
 		config: {},
 		settings: {},
 		email: {},
-		analytics: {}
+		analytics: {},
+		logs: {}
 	};
 
 SocketAdmin.before = function(socket, method, next) {
@@ -207,6 +208,14 @@ SocketAdmin.analytics.get = function(socket, data, callback) {
 	}
 };
 
+SocketAdmin.logs.get = function(socket, data, callback) {
+	meta.logs.get(callback);
+};
+
+SocketAdmin.logs.clear = function(socket, data, callback) {
+	meta.logs.clear(callback);
+};
+
 function getHourlyStatsForSet(set, hours, callback) {
 	var hour = new Date(),
 		terms = {},
diff --git a/src/views/admin/advanced/logs.tpl b/src/views/admin/advanced/logs.tpl
index e4f8d2b2fc..0311573d25 100644
--- a/src/views/admin/advanced/logs.tpl
+++ b/src/views/admin/advanced/logs.tpl
@@ -7,4 +7,13 @@
 			</div>
 		</div>
 	</div>
+	<div class="col-lg-3">
+		<div class="panel panel-default affix">
+			<div class="panel-heading">Logs Control Panel</div>
+			<div class="panel-body">
+				<button class="btn btn-primary" data-action="reload"><i class="fa fa-refresh"></i> Reload Logs</button>
+				<button class="btn btn-warning" data-action="clear"><i class="fa fa-eraser"></i> Clear Logs</button>
+			</div>
+		</div>
+	</div>
 </div>