Add dotName filter

README.md

@@ -63,6 +63,7 @@
   - [uriEncode](#uriencode)
   - [uriComponentEncode](#uricomponentencode)
   - [wrap](#wrap)
+  - [dotName](#dotname)
 - [Math](#math)
   - [min](#min)
   - [max](#max)
@@ -1087,6 +1088,16 @@ usage: ```string | wrap: string: string[optional]```
 /foo/
 {{foo}}
 ```
+###dotName
+Replace firstname and all middle names with a dot notation<br/>
+usage: ```string | dotName```
+```html
+<p>{{ 'Gale Lewin' | dotName }}</p>
+<p>{{ 'Sonny Teresa Hopson' | dotName }}</p>
+<!--result:
+G. Lewin
+S. T. Hopson
+```
 ###trim
 Strip whitespace (or other characters) from the beginning and end of a string<br/>
 usage: ```string | trim: chars[optional]```

src/_filter/string/dot-name.js

@@ -0,0 +1,38 @@
+/**
+ * @ngdoc filter
+ * @name dotName
+ * @kind function
+ *
+ * @description
+ * replace firstname and all middle names with a dot notation.
+ */
+angular.module('a8m.dot-name', [])
+
+  .filter('dotName', function () {
+    return function (input) {
+
+      if(!isString(input)) {
+        return input;
+      }
+
+      var parts = input.split(' ')
+                    .filter(function (part) {
+                      return part.charAt(part.length - 1) !== '.';
+                    }),
+          len = parts.length,
+          hasComma = input.indexOf(',') > -1,          
+          larstNameIdx = hasComma ? 0 : len - 1;
+
+      if (parts.length < 2) {
+        return input;
+      }
+
+      return parts.map(function(part, idx){
+        if (idx === larstNameIdx) {
+          return part;
+        }
+
+        return part.charAt(0) + '.';
+      }).join(' ');
+    }
+  });

src/filters.js

@@ -24,6 +24,7 @@ angular.module('angular.filter', [
   'a8m.repeat',
   'a8m.test',
   'a8m.match',
+  'a8m.dot-name',
 
   'a8m.to-array',
   'a8m.concat',

test/spec/filter/string/dot-name.js

@@ -0,0 +1,59 @@
+'use strict';
+
+describe('dotNameFilter', function () {
+
+  var filter;
+
+  beforeEach(module('a8m.dot-name'));
+
+  beforeEach(inject(function ($filter) {
+    filter = $filter('dotName');
+  }));
+
+  it('should convert first and all middle names to dot', function() {
+
+    expect(filter('Gale Lewin')).toEqual('G. Lewin');
+    expect(filter('Mandi Baines')).toEqual('M. Baines');
+    expect(filter('Ariel Washington')).toEqual('A. Washington');
+
+    expect(filter('Sonny Teresa Hopson')).toEqual('S. T. Hopson');
+    expect(filter('Dannie Royston Stacie Ford')).toEqual('D. R. S. Ford');
+    expect(filter('Beth Storm Braith Terrence Swindlehurst')).toEqual('B. S. B. T. Swindlehurst');
+
+  });
+
+  it('should handle hyphens', function() {
+
+    expect(filter('Dannie-Royston Stacie Ford')).toEqual('D. S. Ford');
+    expect(filter('Dannie Royston-Stacie Ford')).toEqual('D. R. Ford');
+    expect(filter('Dannie Royston Stacie-Ford')).toEqual('D. R. Stacie-Ford');
+
+  });
+
+  it('should handle comma', function() {
+
+    expect(filter('Lewin, Gale')).toEqual('Lewin, G.');
+    expect(filter('Hopson, Sonny Teresa')).toEqual('Hopson, S. T.');
+
+  });
+
+  it('should remove title', function() {
+
+    expect(filter('Mr. Gale Lewin')).toEqual('G. Lewin');
+
+  });
+
+  it('should ignore single string', function() {
+
+    expect(filter('Ford')).toEqual('Ford');
+
+  });
+
+  it('should get a !string and not touch it', function() {
+    expect(filter({})).toEqual({});
+    expect(filter([])).toEqual([]);
+    expect(filter(1)).toEqual(1);
+    expect(filter(!1)).toBeFalsy();
+  });
+
+});