Added modelform and model extensions

extensions/select_a_row.php

@@ -0,0 +1,36 @@
+<?php
+
+/**
+*
+* @author  Antonio de la Rosa <webmaster@web-t-sys.com>
+* @file
+* @package Core/ModelExtraMethods
+*
+*
+*/
+
+/**
+* A useful method for Webmodel for load a row from a db model (table)
+* 
+* With this method you can load only a row specifyng the model id value. 
+*
+* @param Webmodel $class The instance of the class used
+* @param integer $idrow The id value of the row.
+* @param array $arr_select An array where the values are the correspondent fields of the model
+* @param boolean $raw_query If true, ForeignKeys will be ignored, if false, the return value will load the relationships specified.
+* @param integer $assoc If 0, return only associatives keys, if 1, return numeric keys.
+*
+*/
+
+function select_a_row_method_class($class, $idrow, $arr_select=array(), $raw_query=0, $assoc=0)
+{
+
+	settype($idrow, 'integer');
+	
+	$query=$class->select('where '.$class->name.'.`'.$class->idmodel.'`=\''.$idrow.'\'', $arr_select, $raw_query);
+	
+	return webtsys_fetch_array($query, $assoc);
+
+}
+
+?>