Added controller UDF to read UDFs definitions

UDFs update&insert second version

application/controllers/api/v1/system/UDF.php

@@ -0,0 +1,56 @@
+<?php
+/**
+ * FH-Complete
+ *
+ * @package		FHC-API
+ * @author		FHC-Team
+ * @copyright	Copyright (c) 2016, fhcomplete.org
+ * @license		GPLv3
+ * @link		http://fhcomplete.org
+ * @since		Version 1.0
+ * @filesource
+ */
+// ------------------------------------------------------------------------
+
+if (!defined('BASEPATH')) exit('No direct script access allowed');
+
+class UDF extends APIv1_Controller
+{
+	/**
+	 * UDF API constructor.
+	 */
+	public function __construct()
+	{
+		parent::__construct();
+		
+		// Load model UDF_model
+		$this->load->model('system/UDF_model', 'UDFModel');
+	}
+
+	/**
+	 * @return void
+	 */
+	public function getUDF()
+	{
+		$schema = $this->get('schema');
+		$table = $this->get('table');
+		
+		if (isset($schema) || isset($table))
+		{
+			$result = $this->UDFModel->loadWhere(
+				array(
+					'schema' => $schema,
+					'table' => $table
+				)
+			);
+			
+			$this->response($result, REST_Controller::HTTP_OK);
+		}
+		else
+		{
+			$result = $this->UDFModel->load();
+			
+			$this->response($result, REST_Controller::HTTP_OK);
+		}
+	}
+}