[1.7.0] New compact syntax for AttrDef objects that can be used to instantiate new objects via make()

- Implemented make() for Enum and Bool
- Migrate classes over to this new syntax
- Add AttrDef_HTML_Bool unit test

git-svn-id: http://htmlpurifier.org/svnroot/htmlpurifier/trunk@1088 48356398-32a2-884e-a903-53898d9a118a

library/HTMLPurifier/AttrDef/HTML/Bool.php

@@ -11,13 +11,20 @@ class HTMLPurifier_AttrDef_HTML_Bool extends HTMLPurifier_AttrDef
     var $name;
     var $minimized = true;
     
-    function HTMLPurifier_AttrDef_HTML_Bool($name) {$this->name = $name;}
+    function HTMLPurifier_AttrDef_HTML_Bool($name = false) {$this->name = $name;}
     
     function validate($string, $config, &$context) {
         if (empty($string)) return false;
         return $name;
     }
     
+    /**
+     * @param $string Name of attribute
+     */
+    function make($string) {
+        return new HTMLPurifier_AttrDef_HTML_Bool($string);
+    }
+    
 }
 
 ?>