Save jPlayer volume in cookie (fix #60)

modules/jquery/jquery.cookie.js

@@ -0,0 +1,117 @@
+/*!
+ * jQuery Cookie Plugin v1.4.0
+ * https://github.com/carhartl/jquery-cookie
+ *
+ * Copyright 2013 Klaus Hartl
+ * Released under the MIT license
+ */
+(function (factory) {
+	if (typeof define === 'function' && define.amd) {
+		// AMD. Register as anonymous module.
+		define(['jquery'], factory);
+	} else {
+		// Browser globals.
+		factory(jQuery);
+	}
+}(function ($) {
+
+	var pluses = /\+/g;
+
+	function encode(s) {
+		return config.raw ? s : encodeURIComponent(s);
+	}
+
+	function decode(s) {
+		return config.raw ? s : decodeURIComponent(s);
+	}
+
+	function stringifyCookieValue(value) {
+		return encode(config.json ? JSON.stringify(value) : String(value));
+	}
+
+	function parseCookieValue(s) {
+		if (s.indexOf('"') === 0) {
+			// This is a quoted cookie as according to RFC2068, unescape...
+			s = s.slice(1, -1).replace(/\\"/g, '"').replace(/\\\\/g, '\\');
+		}
+
+		try {
+			// Replace server-side written pluses with spaces.
+			// If we can't decode the cookie, ignore it, it's unusable.
+			s = decodeURIComponent(s.replace(pluses, ' '));
+		} catch(e) {
+			return;
+		}
+
+		try {
+			// If we can't parse the cookie, ignore it, it's unusable.
+			return config.json ? JSON.parse(s) : s;
+		} catch(e) {}
+	}
+
+	function read(s, converter) {
+		var value = config.raw ? s : parseCookieValue(s);
+		return $.isFunction(converter) ? converter(value) : value;
+	}
+
+	var config = $.cookie = function (key, value, options) {
+
+		// Write
+		if (value !== undefined && !$.isFunction(value)) {
+			options = $.extend({}, config.defaults, options);
+
+			if (typeof options.expires === 'number') {
+				var days = options.expires, t = options.expires = new Date();
+				t.setDate(t.getDate() + days);
+			}
+
+			return (document.cookie = [
+				encode(key), '=', stringifyCookieValue(value),
+				options.expires ? '; expires=' + options.expires.toUTCString() : '', // use expires attribute, max-age is not supported by IE
+				options.path    ? '; path=' + options.path : '',
+				options.domain  ? '; domain=' + options.domain : '',
+				options.secure  ? '; secure' : ''
+			].join(''));
+		}
+
+		// Read
+
+		var result = key ? undefined : {};
+
+		// To prevent the for loop in the first place assign an empty array
+		// in case there are no cookies at all. Also prevents odd result when
+		// calling $.cookie().
+		var cookies = document.cookie ? document.cookie.split('; ') : [];
+
+		for (var i = 0, l = cookies.length; i < l; i++) {
+			var parts = cookies[i].split('=');
+			var name = decode(parts.shift());
+			var cookie = parts.join('=');
+
+			if (key && key === name) {
+				// If second argument (value) is a function it's a converter...
+				result = read(cookie, value);
+				break;
+			}
+
+			// Prevent storing a cookie that we couldn't decode.
+			if (!key && (cookie = read(cookie)) !== undefined) {
+				result[name] = cookie;
+			}
+		}
+
+		return result;
+	};
+
+	config.defaults = {};
+
+	$.removeCookie = function (key, options) {
+		if ($.cookie(key) !== undefined) {
+			// Must not alter options, thus extending a fresh object...
+			$.cookie(key, '', $.extend({}, options, { expires: -1 }));
+			return true;
+		}
+		return false;
+	};
+
+}));

templates/show_html5_player.inc.php

@@ -11,10 +11,18 @@ if ($iframed) {
 }
 ?>
 <script src="<?php echo Config::get('web_path'); ?>/modules/jquery/jquery.min.js" language="javascript" type="text/javascript"></script>
+<script src="<?php echo Config::get('web_path'); ?>/modules/jquery/jquery.cookie.js" language="javascript" type="text/javascript"></script>
 <script src="<?php echo Config::get('web_path'); ?>/modules/jplayer/jquery.jplayer.min.js" language="javascript" type="text/javascript"></script>
 <script src="<?php echo Config::get('web_path'); ?>/modules/jplayer/jplayer.playlist.min.js" language="javascript" type="text/javascript"></script>
 <script type="text/javascript">
     $(document).ready(function(){
+    
+        if (!isNaN($.cookie('jp_volume'))) {
+            var jp_volume = $.cookie('jp_volume');
+        } else {
+            var jp_volume = 0.80;
+        }
+    
         var myPlaylist = new jPlayerPlaylist({
             jPlayer: "#jquery_jplayer_1",
             cssSelectorAncestor: "#jp_container_1"
@@ -35,6 +43,7 @@ if ($iframed) {
             solution: "html, flash",
             nativeSupport:true,
             oggSupport: false,
+            volume: jp_volume,
             size: {
 <?php
 if ($iframed) {
@@ -74,6 +83,10 @@ if (Config::get('song_page_title')) {
             }
         });
     });
+    
+    $("#jquery_jplayer_1").bind($.jPlayer.event.volumechange, function(event) {
+        $.cookie('jp_volume', event.jPlayer.options.volume, { expires: 7, path: '/'});
+    });
 });
 </script>
 </head>
@@ -111,8 +124,8 @@ if ($iframed) {
             <div class="jp-play-bar"></div>
           </div>
         </div>
-        <div class="jp-volume-bar">
+        <div id="jquery_jplayer_1_volume_bar" class="jp-volume-bar">
-          <div class="jp-volume-bar-value"></div>
+          <div id="jquery_jplayer_1_volume_bar_value" class="jp-volume-bar-value"></div>
         </div>
         <div class="jp-current-time"></div>
         <div class="jp-duration"></div>