From 2e08794d5de57d727abb2abe752a4479b3ec0242 Mon Sep 17 00:00:00 2001
From: Esen Sagynov <kadishmal@gmail.com>
Date: Tue, 9 Aug 2011 23:35:01 -0700
Subject: Added CUBRID Database Driver

---
 system/database/drivers/cubrid/cubrid_result.php | 201 +++++++++++++++++++++++
 1 file changed, 201 insertions(+)
 create mode 100644 system/database/drivers/cubrid/cubrid_result.php

(limited to 'system/database/drivers/cubrid/cubrid_result.php')

diff --git a/system/database/drivers/cubrid/cubrid_result.php b/system/database/drivers/cubrid/cubrid_result.php
new file mode 100644
index 000000000..06613e356
--- /dev/null
+++ b/system/database/drivers/cubrid/cubrid_result.php
@@ -0,0 +1,201 @@
+<?php  if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+/**
+ * CodeIgniter
+ *
+ * An open source application development framework for PHP 5.1.6 or newer
+ *
+ * @package		CodeIgniter
+ * @author		Esen Sagynov
+ * @copyright	Copyright (c) 2008 - 2011, EllisLab, Inc.
+ * @license		http://codeigniter.com/user_guide/license.html
+ * @link		http://codeigniter.com
+ * @since		Version 2.0.2
+ * @filesource
+ */
+
+// --------------------------------------------------------------------
+
+/**
+ * CUBRID Result Class
+ *
+ * This class extends the parent result class: CI_DB_result
+ *
+ * @category	Database
+ * @author		ExpressionEngine Dev Team
+ * @link		http://codeigniter.com/user_guide/database/
+ */
+class CI_DB_cubrid_result extends CI_DB_result {
+
+	/**
+	 * Number of rows in the result set
+	 *
+	 * @access	public
+	 * @return	integer
+	 */
+	function num_rows()
+	{
+		return @cubrid_num_rows($this->result_id);
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Number of fields in the result set
+	 *
+	 * @access	public
+	 * @return	integer
+	 */
+	function num_fields()
+	{
+		return @cubrid_num_fields($this->result_id);
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Fetch Field Names
+	 *
+	 * Generates an array of column names
+	 *
+	 * @access	public
+	 * @return	array
+	 */
+	function list_fields()
+	{
+		return cubrid_column_names($this->result_id);
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Field data
+	 *
+	 * Generates an array of objects containing field meta-data
+	 *
+	 * @access	public
+	 * @return	array
+	 */
+	function field_data()
+	{
+		$retval = array();
+
+		$tablePrimaryKeys = array();
+
+		while ($field = cubrid_fetch_field($this->result_id))
+		{
+			$F				= new stdClass();
+			$F->name		= $field->name;
+			$F->type		= $field->type;
+			$F->default		= $field->def;
+			$F->max_length	= $field->max_length;
+
+			// At this moment primary_key property is not returned when
+			// cubrid_fetch_field is called. The following code will
+			// provide a patch for it. primary_key property will be added
+			// in the next release.
+
+			// TODO: later version of CUBRID will provide primary_key
+			// property.
+			// When PK is defined in CUBRID, an index is automatically
+			// created in the db_index system table in the form of
+			// pk_tblname_fieldname. So the following will count how many
+			// columns are there which satisfy this format.
+			// The query will search for exact single columns, thus
+			// compound PK is not supported.
+			$res = cubrid_query($this->conn_id,
+				"SELECT COUNT(*) FROM db_index WHERE class_name = '" . $field->table .
+				"' AND is_primary_key = 'YES' AND index_name = 'pk_" .
+				$field->table . "_" . $field->name . "'"
+			);
+
+			if ($res)
+			{
+				$row = cubrid_fetch_array($res, CUBRID_NUM);
+				$F->primary_key = ($row[0] > 0 ? 1 : null);
+			}
+			else{
+				$F->primary_key = null;
+			}
+
+			if (is_resource($res))
+			{
+				cubrid_close_request($res);
+				$this->result_id = FALSE;
+			}
+
+			$retval[] = $F;
+		}
+
+		return $retval;
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Free the result
+	 *
+	 * @return	null
+	 */
+	function free_result()
+	{
+        if(is_resource($this->result_id) ||
+                get_resource_type($this->result_id) == "Unknown" &&
+                preg_match('/Resource id #/', strval($this->result_id)))
+		{
+			cubrid_close_request($this->result_id);
+			$this->result_id = FALSE;
+		}
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Data Seek
+	 *
+	 * Moves the internal pointer to the desired offset.  We call
+	 * this internally before fetching results to make sure the
+	 * result set starts at zero
+	 *
+	 * @access	private
+	 * @return	array
+	 */
+	function _data_seek($n = 0)
+	{
+		return cubrid_data_seek($this->result_id, $n);
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Result - associative array
+	 *
+	 * Returns the result set as an array
+	 *
+	 * @access	private
+	 * @return	array
+	 */
+	function _fetch_assoc()
+	{
+		return cubrid_fetch_assoc($this->result_id);
+	}
+
+	// --------------------------------------------------------------------
+
+	/**
+	 * Result - object
+	 *
+	 * Returns the result set as an object
+	 *
+	 * @access	private
+	 * @return	object
+	 */
+	function _fetch_object()
+	{
+		return cubrid_fetch_object($this->result_id);
+	}
+
+}
+
+
+/* End of file cubrid_result.php */
+/* Location: ./system/database/drivers/cubrid/cubrid_result.php */
\ No newline at end of file
-- 
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