Merge pull request #31 from palpalani/master

Add truncate filter for characters and words.

Author: jadjoubran

angular/filters/truncate_characters.js

@@ -0,0 +1,31 @@
+(function(){
+    'use strict';
+
+    angular.module('app.filters').filter('truncateCharacters', function () {
+        return function (input, chars, breakOnWord) {
+            if (isNaN(chars)) {
+                return input;
+            }
+            if (chars <= 0) {
+                return '';
+            }
+            if (input && input.length > chars) {
+                input = input.substring(0, chars);
+
+                if (!breakOnWord) {
+                    var lastspace = input.lastIndexOf(' ');
+                    // Get last space
+                    if (lastspace !== -1) {
+                        input = input.substr(0, lastspace);
+                    }
+                } else {
+                    while (input.charAt(input.length-1) === ' ') {
+                        input = input.substr(0, input.length - 1);
+                    }
+                }
+                return input + '...';
+            }
+            return input;
+        };
+    });
+})();

angular/filters/truncate_words.js

@@ -0,0 +1,21 @@
+(function(){
+    'use strict';
+
+    angular.module('app.filters').filter('truncateWords', function () {
+        return function (input, words) {
+            if (isNaN(words)) {
+                return input;
+            }
+            if (words <= 0) {
+                return '';
+            }
+            if (input) {
+                var inputWords = input.split(/\s+/);
+                if (inputWords.length > words) {
+                    input = inputWords.slice(0, words).join(' ') + '...';
+                }
+            }
+            return input;
+        };
+    });
+})();