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authorAndrey Andreev <narf@devilix.net>2015-01-12 16:23:26 +0100
committerAndrey Andreev <narf@devilix.net>2015-01-12 16:23:26 +0100
commit45a8afaabc6d09ad59bbb3c89a6cdfe8cbc3312c (patch)
tree7ca4207099f9225b5ef74b31f48627a282e7fdf2 /system/database/DB_query_builder.php
parentcd94dd7e1d8969658810ccc4158a75d2936d0a44 (diff)
parent934d6d9797f4dadd4e4d05b12bc4d7309fedb6c3 (diff)
Merge branch 'develop' into feature/session
Diffstat (limited to 'system/database/DB_query_builder.php')
-rw-r--r--system/database/DB_query_builder.php53
1 files changed, 28 insertions, 25 deletions
diff --git a/system/database/DB_query_builder.php b/system/database/DB_query_builder.php
index c7326cd35..80b25f71b 100644
--- a/system/database/DB_query_builder.php
+++ b/system/database/DB_query_builder.php
@@ -2,11 +2,11 @@
/**
* CodeIgniter
*
- * An open source application development framework for PHP 5.2.4 or newer
+ * An open source application development framework for PHP
*
* This content is released under the MIT License (MIT)
*
- * Copyright (c) 2014, British Columbia Institute of Technology
+ * Copyright (c) 2014 - 2015, British Columbia Institute of Technology
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
@@ -29,7 +29,7 @@
* @package CodeIgniter
* @author EllisLab Dev Team
* @copyright Copyright (c) 2008 - 2014, EllisLab, Inc. (http://ellislab.com/)
- * @copyright Copyright (c) 2014, British Columbia Institute of Technology (http://bcit.ca/)
+ * @copyright Copyright (c) 2014 - 2015, British Columbia Institute of Technology (http://bcit.ca/)
* @license http://opensource.org/licenses/MIT MIT License
* @link http://codeigniter.com
* @since Version 1.0.0
@@ -672,7 +672,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
// value appears not to have been set, assign the test to IS NULL
$k .= ' IS NULL';
}
- elseif (preg_match('/\s*(!?=|<>)\s*$/i', $k, $match, PREG_OFFSET_CAPTURE))
+ elseif (preg_match('/\s*(!?=|<>|IS(?:\s+NOT)?)\s*$/i', $k, $match, PREG_OFFSET_CAPTURE))
{
$k = substr($k, 0, $match[0][1]).($match[1][0] === '=' ? ' IS NULL' : ' IS NOT NULL');
}
@@ -1215,7 +1215,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
* @param int $offset OFFSET value
* @return CI_DB_query_builder
*/
- public function limit($value, $offset = FALSE)
+ public function limit($value, $offset = 0)
{
is_null($value) OR $this->qb_limit = (int) $value;
empty($offset) OR $this->qb_offset = (int) $offset;
@@ -2509,11 +2509,12 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
*
* Starts QB caching
*
- * @return void
+ * @return CI_DB_query_builder
*/
public function start_cache()
{
$this->qb_caching = TRUE;
+ return $this;
}
// --------------------------------------------------------------------
@@ -2523,11 +2524,12 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
*
* Stops QB caching
*
- * @return void
+ * @return CI_DB_query_builder
*/
public function stop_cache()
{
$this->qb_caching = FALSE;
+ return $this;
}
// --------------------------------------------------------------------
@@ -2537,7 +2539,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
*
* Empties the QB cache
*
- * @return void
+ * @return CI_DB_query_builder
*/
public function flush_cache()
{
@@ -2553,6 +2555,8 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
'qb_cache_exists' => array(),
'qb_cache_no_escape' => array()
));
+
+ return $this;
}
// --------------------------------------------------------------------
@@ -2646,12 +2650,13 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
*
* Publicly-visible method to reset the QB values.
*
- * @return void
+ * @return CI_DB_query_builder
*/
public function reset_query()
{
$this->_reset_select();
$this->_reset_write();
+ return $this;
}
// --------------------------------------------------------------------
@@ -2680,20 +2685,19 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
protected function _reset_select()
{
$this->_reset_run(array(
- 'qb_select' => array(),
- 'qb_from' => array(),
- 'qb_join' => array(),
- 'qb_where' => array(),
- 'qb_groupby' => array(),
- 'qb_having' => array(),
- 'qb_orderby' => array(),
- 'qb_aliased_tables' => array(),
- 'qb_no_escape' => array(),
- 'qb_distinct' => FALSE,
- 'qb_limit' => FALSE,
- 'qb_offset' => FALSE
- )
- );
+ 'qb_select' => array(),
+ 'qb_from' => array(),
+ 'qb_join' => array(),
+ 'qb_where' => array(),
+ 'qb_groupby' => array(),
+ 'qb_having' => array(),
+ 'qb_orderby' => array(),
+ 'qb_aliased_tables' => array(),
+ 'qb_no_escape' => array(),
+ 'qb_distinct' => FALSE,
+ 'qb_limit' => FALSE,
+ 'qb_offset' => FALSE
+ ));
}
// --------------------------------------------------------------------
@@ -2715,8 +2719,7 @@ abstract class CI_DB_query_builder extends CI_DB_driver {
'qb_orderby' => array(),
'qb_keys' => array(),
'qb_limit' => FALSE
- )
- );
+ ));
}
}