Add the ability to define custom handlers for client options and connection parameters.

lib/Predis/ClientOptions.php

@@ -30,6 +30,16 @@ class ClientOptions {
         return self::$_sharedOptions;
     }
 
+    public static function define($option, Options\IOption $handler) {
+        self::getSharedOptions();
+        self::$_sharedOptions[$option] = $handler;
+    }
+
+    public static function undefine($option) {
+        self::getSharedOptions();
+        unset(self::$_sharedOptions[$option]);
+    }
+
     private function initialize($options) {
         $this->_handlers = $this->getOptions();
         foreach ($options as $option => $value) {
@@ -44,10 +54,6 @@ class ClientOptions {
         return self::getSharedOptions();
     }
 
-    protected function defineOption($name, Options\IOption $option) {
-        $this->_handlers[$name] = $option;
-    }
-
     public function __get($option) {
         if (!isset($this->_options[$option])) {
             $handler = $this->_handlers[$option];

lib/Predis/ConnectionParameters.php

@@ -57,6 +57,16 @@ class ConnectionParameters {
         return self::$_sharedOptions;
     }
 
+    public static function define($name, Options\IOption $option) {
+        self::getSharedOptions();
+        self::$_sharedOptions[$name] = $option;
+    }
+
+    public static function undefine($name) {
+        self::getSharedOptions();
+        unset(self::$_sharedOptions[$name]);
+    }
+
     protected function parseURI($uri) {
         if (!is_string($uri)) {
             throw new \InvalidArgumentException('URI must be a string');