app/library/ViewHelper/Icon.php: rewritten for Font Awesome

app/library/ViewHelper/Icon.php

@@ -9,21 +9,42 @@ namespace Httpcb\ViewHelper;
  */
 class Icon extends AbstractHelper
 {
+    protected $_prefix = [
+        'brand'     => 'fab',
+        'regular'   => 'far',
+        'solid'     => 'fas'
+    ];
+
     public function icon($name, $args = array())
     {
+        list($prefix, $name) = $this->_parseName($name);
+
         $classes = array(
             'icon',
-            'ion-' . $name
+            $prefix,
+            'fa-' . $name
         );
 
         if (is_array($args)) {
 
             foreach($args as $arg) {
-                $classes[] .= 'ion-' . $arg;
+                $classes[] .= 'fa-' . $arg;
             }
         }
 
         $classes = implode(' ', $classes);
         return '<i class="' . $classes . '"></i>';
     }
+
+    protected function _parseName($name)
+    {
+        $parts = explode('/', $name);
+        if (count($parts) > 1) {
+            $prefix = $parts[0];
+            $name = $parts[1];
+        } else {
+            $prefix = 'regular';
+        }
+        return array($this->_prefix[$prefix], $name);
+    }
 }