Add shortUnit JavaScript function

diff --git a/wcfsetup/install/files/js/WoltLabSuite/Core/StringUtil.js b/wcfsetup/install/files/js/WoltLabSuite/Core/StringUtil.js
index 6511a3246cbe7361f92251594c5e90cea7ea107f..f9c008df6df370c7513ff27f86353641955760ee 100644 (file)
--- a/wcfsetup/install/files/js/WoltLabSuite/Core/StringUtil.js
+++ b/wcfsetup/install/files/js/WoltLabSuite/Core/StringUtil.js
@@ -1,7 +1,7 @@
 /**
  * Provides helper functions for String handling.
  * 
- * @author     Tim Duesterhus
+ * @author     Tim Duesterhus, Joshua Ruesweg
  * @copyright  2001-2016 WoltLab GmbH
  * @license    GNU Lesser General Public License <http://opensource.org/licenses/lgpl-license.php>
  * @module     WoltLabSuite/Core/StringUtil
@@ -96,8 +96,45 @@ define(['Language', './NumberUtil'], function(Language, NumberUtil) {
                 * @param       {?}             string
                 * @return      {String}
                 */
-               unescapeHTML: function (string) {
+               unescapeHTML: function(string) {
                        return String(string).replace(/&amp;/g, '&').replace(/&quot;/g, '"').replace(/&lt;/g, '<').replace(/&gt;/g, '>');
+               },
+               
+               /**
+                * Shortens numbers larger than 1000 by using unit prefixes.
+                *
+                * @param       {?}             number
+                * @return      {String}
+                */
+               shortUnit: function(number) {
+                       var unitSuffix = '';
+                       
+                       if (number >= 1000000) {
+                               number /= 1000000;
+                               
+                               if (number > 10) {
+                                       number = Math.floor(number);
+                               }
+                               else {
+                                       number = NumberUtil.round(number, -1);
+                               }
+                               
+                               unitSuffix = 'M';
+                       }
+                       else if (number >= 1000) {
+                               number /= 1000;
+                               
+                               if (number > 10) {
+                                       number = Math.floor(number);
+                               }
+                               else {
+                                       number = NumberUtil.round(number, -1);
+                               }
+                               
+                               unitSuffix = 'k';
+                       }
+                       
+                       return this.formatNumeric(number) + unitSuffix;
                }
        };
 });