Added support for limit() into update() statements in Active Record.

7 files changed, 29 insertions, 15 deletions

diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php
index 89610455b..613be69b5 100644
--- a/system/database/drivers/mssql/mssql_driver.php
+++ b/system/database/drivers/mssql/mssql_driver.php
@@ -421,14 +421,16 @@ class CI_DB_mssql_driver extends CI_DB {
 	 * @param	array	the where clause

 	 * @return	string

 	 */

-	function _update($table, $values, $where)

+	function _update($table, $values, $where, $limit = FALSE)

 	{

 		foreach($values as $key => $val)

 		{

 			$valstr[] = $key." = ".$val;

 		}

+		

+		$limit = (!$limit) ? '' : ' LIMIT '.$limit;

 	

-		return "UPDATE ".$this->_escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where);

+		return "UPDATE ".$this->_escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where).$limit;

 	}

 	

 	// --------------------------------------------------------------------

diff --git a/system/database/drivers/mysql/mysql_driver.php b/system/database/drivers/mysql/mysql_driver.php
index 2d91c5927..aaa9cc635 100644
--- a/system/database/drivers/mysql/mysql_driver.php
+++ b/system/database/drivers/mysql/mysql_driver.php
@@ -439,14 +439,16 @@ class CI_DB_mysql_driver extends CI_DB {
 	 * @param	array	the where clause

 	 * @return	string

 	 */

-	function _update($table, $values, $where)

+	function _update($table, $values, $where, $limit = FALSE)

 	{

 		foreach($values as $key => $val)

 		{

 			$valstr[] = $key." = ".$val;

 		}

+		

+		$limit = (!$limit) ? '' : ' LIMIT '.$limit;

 	

-		return "UPDATE ".$this->_escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where);

+		return "UPDATE ".$this->_escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where).$limit;

 	}

 	

 	// --------------------------------------------------------------------

diff --git a/system/database/drivers/mysqli/mysqli_driver.php b/system/database/drivers/mysqli/mysqli_driver.php
index 099117097..f6f106eba 100644
--- a/system/database/drivers/mysqli/mysqli_driver.php
+++ b/system/database/drivers/mysqli/mysqli_driver.php
@@ -432,14 +432,16 @@ class CI_DB_mysqli_driver extends CI_DB {
 	 * @param	array	the where clause

 	 * @return	string

 	 */

-	function _update($table, $values, $where)

+	function _update($table, $values, $where, $limit = FALSE)

 	{

 		foreach($values as $key => $val)

 		{

 			$valstr[] = $key." = ".$val;

 		}

+		

+		$limit = (!$limit) ? '' : ' LIMIT '.$limit;

 	

-		return "UPDATE ".$this->_escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where);

+		return "UPDATE ".$this->_escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where).$limit;

 	}

 	

 	// --------------------------------------------------------------------

diff --git a/system/database/drivers/oci8/oci8_driver.php b/system/database/drivers/oci8/oci8_driver.php
index e6bcefef1..1dd157cca 100644
--- a/system/database/drivers/oci8/oci8_driver.php
+++ b/system/database/drivers/oci8/oci8_driver.php
@@ -535,14 +535,16 @@ class CI_DB_oci8_driver extends CI_DB {
 	 * @param   array   the where clause

 	 * @return  string

 	 */

-	function _update($table, $values, $where)

+	function _update($table, $values, $where, $limit = FALSE)

 	{

 		foreach($values as $key => $val)

 		{

 			$valstr[] = $key." = ".$val;

 		}

-

-		return "UPDATE ".$this->_escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where);

+		

+		$limit = (!$limit) ? '' : ' LIMIT '.$limit;

+	

+		return "UPDATE ".$this->_escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where).$limit;

 	}

 

 	// --------------------------------------------------------------------

diff --git a/system/database/drivers/odbc/odbc_driver.php b/system/database/drivers/odbc/odbc_driver.php
index 5e1676244..66d5f89b9 100644
--- a/system/database/drivers/odbc/odbc_driver.php
+++ b/system/database/drivers/odbc/odbc_driver.php
@@ -394,14 +394,16 @@ class CI_DB_odbc_driver extends CI_DB {
 	 * @param	array	the where clause

 	 * @return	string

 	 */

-	function _update($table, $values, $where)

+	function _update($table, $values, $where, $limit = FALSE)

 	{

 		foreach($values as $key => $val)

 		{

 			$valstr[] = $key." = ".$val;

 		}

+		

+		$limit = (!$limit) ? '' : ' LIMIT '.$limit;

 	

-		return "UPDATE ".$this->_escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where);

+		return "UPDATE ".$this->_escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where).$limit;

 	}

 	

 	// --------------------------------------------------------------------

diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php
index e54f9cceb..076d87a58 100644
--- a/system/database/drivers/postgre/postgre_driver.php
+++ b/system/database/drivers/postgre/postgre_driver.php
@@ -423,14 +423,16 @@ class CI_DB_postgre_driver extends CI_DB {
 	 * @param	array	the where clause

 	 * @return	string

 	 */

-	function _update($table, $values, $where)

+	function _update($table, $values, $where, $limit = FALSE)

 	{

 		foreach($values as $key => $val)

 		{

 			$valstr[] = $key." = ".$val;

 		}

+		

+		$limit = (!$limit) ? '' : ' LIMIT '.$limit;

 	

-		return "UPDATE ".$this->_escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where);

+		return "UPDATE ".$this->_escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where).$limit;

 	}

 	

 	// --------------------------------------------------------------------

diff --git a/system/database/drivers/sqlite/sqlite_driver.php b/system/database/drivers/sqlite/sqlite_driver.php
index aa6738c03..b701d6b96 100644
--- a/system/database/drivers/sqlite/sqlite_driver.php
+++ b/system/database/drivers/sqlite/sqlite_driver.php
@@ -418,14 +418,16 @@ class CI_DB_sqlite_driver extends CI_DB {
 	 * @param	array	the where clause

 	 * @return	string

 	 */

-	function _update($table, $values, $where)

+	function _update($table, $values, $where, $limit = FALSE)

 	{

 		foreach($values as $key => $val)

 		{

 			$valstr[] = $key." = ".$val;

 		}

+		

+		$limit = (!$limit) ? '' : ' LIMIT '.$limit;

 	

-		return "UPDATE ".$this->_escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where);

+		return "UPDATE ".$this->_escape_table($table)." SET ".implode(', ', $valstr)." WHERE ".implode(" ", $where).$limit;

 	}

 	

 	// --------------------------------------------------------------------