add visualize

3rdparty

@@ -1 +1 @@
-Subproject commit 03c3817ff132653c794fd04410977952f69fd614
+Subproject commit c48a48cd2cfbdbba8487d6aedcc14c123db47ba3

core/js/visualize.js

@@ -0,0 +1,52 @@
+/**
+ * ownCloud
+ *
+ * @author Morris Jobke
+ * @copyright 2013 Morris Jobke <morris.jobke@gmail.com>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
+ * License as published by the Free Software Foundation; either
+ * version 3 of the License, or any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU AFFERO GENERAL PUBLIC LICENSE for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public
+ * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+/*
+ * Adds a background color to the element called on and adds the first charater
+ * of the passed in string. This string is also the seed for the generation of
+ * the background color.
+ *
+ * You have following HTML:
+ *
+ * <div id="albumart"></div>
+ *
+ * And call this from Javascript:
+ *
+ * $('#albumart').visualize('The Album Title');
+ *
+ * Which will result in:
+ *
+ * <div id="albumart" style="background-color: rgb(123, 123, 123)">T</div>
+ *
+ */
+
+(function ($) {
+	$.fn.visualize = function(seed) {
+		var hash = md5(seed),
+			maxRange = parseInt('ffffffffff', 16),
+			red = parseInt(hash.substr(0,10), 16) / maxRange * 256,
+			green = parseInt(hash.substr(10,10), 16) / maxRange * 256,
+			blue = parseInt(hash.substr(20,10), 16) / maxRange * 256;
+		rgb = [Math.floor(red), Math.floor(green), Math.floor(blue)];
+		this.css('background-color', 'rgb(' + rgb.join(',') + ')');
+		this.html(seed[0].toUpperCase());
+	};
+}(jQuery));