From 0ca9ae6ca109177eb0e80456b097a9d63412517e Mon Sep 17 00:00:00 2001 From: Andrey Andreev Date: Wed, 6 Jan 2016 14:51:27 +0200 Subject: Fix #4337 --- .../drivers/pdo/subdrivers/pdo_odbc_driver.php | 18 ++++++++++++++++++ .../drivers/pdo/subdrivers/pdo_pgsql_driver.php | 7 ++++++- 2 files changed, 24 insertions(+), 1 deletion(-) (limited to 'system/database/drivers/pdo/subdrivers') diff --git a/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php b/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php index 51c70b630..4df2de8ba 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_odbc_driver.php @@ -160,6 +160,24 @@ class CI_DB_pdo_odbc_driver extends CI_DB_pdo_driver { // -------------------------------------------------------------------- + /** + * Determines if a query is a "write" type. + * + * @param string An SQL query string + * @return bool + */ + public function is_write_type($sql) + { + if (preg_match('#^(INSERT|UPDATE).*RETURNING\s.+(\,\s?.+)*$#i', $sql)) + { + return FALSE; + } + + return parent::is_write_type($sql); + } + + // -------------------------------------------------------------------- + /** * Show table query * diff --git a/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php index 2dd41ca87..79c3c7be0 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php @@ -154,7 +154,12 @@ class CI_DB_pdo_pgsql_driver extends CI_DB_pdo_driver { */ public function is_write_type($sql) { - return (bool) preg_match('/^\s*"?(SET|INSERT(?![^\)]+\)\s+RETURNING)|UPDATE(?!.*\sRETURNING)|DELETE|CREATE|DROP|TRUNCATE|LOAD|COPY|ALTER|RENAME|GRANT|REVOKE|LOCK|UNLOCK|REINDEX)\s/i', str_replace(array("\r\n", "\r", "\n"), ' ', $sql)); + if (preg_match('#^(INSERT|UPDATE).*RETURNING\s.+(\,\s?.+)*$#i', $sql)) + { + return FALSE; + } + + return parent::is_write_type($sql); } // -------------------------------------------------------------------- -- cgit v1.2.3-24-g4f1b