Include Datamapper ORM

application/datamapper/simplecache.php

@@ -0,0 +1,70 @@
+<?php
+
+/**
+ * SimpleCache Extension for DataMapper classes.
+ *
+ * Allows the usage of CodeIgniter query caching on DataMapper queries.
+ *
+ * @license 	MIT License
+ * @package		DMZ-Included-Extensions
+ * @category	DMZ
+ * @author  	Phil DeJarnett
+ * @link    	http://www.overzealous.com/dmz/pages/extensions/simplecache.html
+ * @version 	1.0
+ */
+
+// --------------------------------------------------------------------------
+
+/**
+ * DMZ_SimpleCache Class
+ *
+ * @package		DMZ-Included-Extensions
+ */
+class DMZ_SimpleCache {
+	
+	/**
+	 * Allows CodeIgniter's caching method to cache large result sets.
+	 * Call it exactly as get();
+	 * 
+	 * @param	DataMapper $object The DataMapper Object.
+	 * @return	DataMapper The DataMapper object for chaining.
+	 */
+    function get_cached($object)
+	{
+        if( ! empty($object->_should_delete_cache) )
+		{
+            $object->db->cache_delete();
+            $object->_should_delete_cache = FALSE;
+        }
+		
+		$object->db->cache_on();
+		// get the arguments, but pop the object.
+		$args = func_get_args();
+		array_shift($args);
+		call_user_func_array(array($object, 'get'), $args);
+        $object->db->cache_off();
+        return $object;
+    }
+
+    /**
+     * Clears the cached query the next time get_cached is called.
+     * 
+     * @param	DataMapper $object The DataMapper Object.
+     * @return	DataMapper The DataMapper $object for chaining.
+     */
+    function clear_cache($object)
+	{
+		$args = func_get_args();
+		array_shift($args);
+		if( ! empty($args)) {
+			call_user_func_array(array($object->db, 'cache_delete'), $args);
+		} else {
+	        $object->_should_delete_cache = TRUE;
+		}
+        return $object;
+    }
+	
+}
+
+/* End of file simplecache.php */
+/* Location: ./application/datamapper/simplecache.php */