diff options
Diffstat (limited to 'includes/common.inc')
| -rw-r--r-- | includes/common.inc | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/includes/common.inc b/includes/common.inc index 650aa90dc..104ff4316 100644 --- a/includes/common.inc +++ b/includes/common.inc @@ -269,7 +269,9 @@ function drupal_get_destination() { * * It is advised to use drupal_goto() instead of PHP's header(), because * drupal_goto() will append the user's session ID to the URI when PHP is - * compiled with "--enable-trans-sid". + * compiled with "--enable-trans-sid". In addtion, Drupal will ensure that + * messages set by drupal_set_message() and other session data are written to + * the database before the user is redirected. * * This function ends the request; use it rather than a print theme('page') * statement in your menu callback. @@ -306,13 +308,15 @@ function drupal_goto($path = '', $query = NULL, $fragment = NULL, $http_response // Before the redirect, allow modules to react to the end of the page request. module_invoke_all('exit', $url); - // Here we register header() to be called after exit(). Because - // session_write_close() was registered before header() all session - // data will be written to the database before the header is sent to the - // browser. - register_shutdown_function('header', "Location: $url", TRUE, $http_response_code); + // Even though session_write_close() is registered as a shutdown function, we + // need all session data written to the database before the redirect. + session_write_close(); - // Make sure none of the code below the drupal_goto() call gets executed. + header('Location: '. $url, TRUE, $http_response_code); + + // The "Location" header sends a redirect status code to the HTTP daemon. In + // some cases this can go wrong, so we make sure none of the code below the + // drupal_goto() call gets executed when we redirect. exit(); } |