X-Git-Url: https://vcs.fsf.org/?a=blobdiff_plain;f=functions%2Fglobal.php;h=92a3705ecb343388958431594b2d30a3b895fe34;hb=93a29a5d713e2e06b0152b51c7dc0d27b3c8c1a8;hp=f9c189feacc586cdeffefddf1edf8300ce380b58;hpb=202bcbcc2b67c7c153db1b09b608b62beeba0496;p=squirrelmail.git diff --git a/functions/global.php b/functions/global.php index f9c189fe..92a3705e 100644 --- a/functions/global.php +++ b/functions/global.php @@ -7,7 +7,7 @@ * It also has some session register functions that work across various * php versions. * - * @copyright © 1999-2006 The SquirrelMail Project Team + * @copyright © 1999-2009 The SquirrelMail Project Team * @license http://opensource.org/licenses/gpl-license.php GNU Public License * @version $Id$ * @package squirrelmail @@ -83,6 +83,54 @@ function sqstripslashes(&$array) { } } +/** + * Squelch error output to screen (only) for the given function. + * If the SquirrelMail debug mode SM_DEBUG_MODE_ADVANCED is not + * enabled, error output will not go to the log, either. + * + * This provides an alternative to the @ error-suppression + * operator where errors will not be shown in the interface + * but will show up in the server log file (assuming the + * administrator has configured PHP logging). + * + * @since 1.4.12 and 1.5.2 + * + * @param string $function The function to be executed + * @param array $args The arguments to be passed to the function + * (OPTIONAL; default no arguments) + * NOTE: The caller must take extra action if + * the function being called is supposed + * to use any of the parameters by + * reference. In the following example, + * $x is passed by reference and $y is + * passed by value to the "my_func" + * function. + * sq_call_function_suppress_errors('my_func', array(&$x, $y)); + * + * @return mixed The return value, if any, of the function being + * executed will be returned. + * + */ +function sq_call_function_suppress_errors($function, $args=NULL) { + global $sm_debug_mode; + + $display_errors = ini_get('display_errors'); + ini_set('display_errors', '0'); + + // if advanced debug mode isn't enabled, don't log the error, either + // + if (!($sm_debug_mode & SM_DEBUG_MODE_ADVANCED)) + $error_reporting = error_reporting(0); + + $ret = call_user_func_array($function, $args); + + if (!($sm_debug_mode & SM_DEBUG_MODE_ADVANCED)) + error_reporting($error_reporting); + + ini_set('display_errors', $display_errors); + return $ret; +} + /** * Add a variable to the session. * @param mixed $var the variable to register @@ -93,9 +141,7 @@ function sqsession_register ($var, $name) { sqsession_is_active(); - $_SESSION["$name"] = $var; - - session_register("$name"); + $_SESSION[$name] = $var; } /** @@ -109,7 +155,9 @@ function sqsession_unregister ($name) { unset($_SESSION[$name]); - session_unregister("$name"); + // starts throwing warnings in PHP 5.3.0 and is + // removed in PHP 6 and is redundant anyway + //session_unregister("$name"); } /** @@ -129,6 +177,91 @@ function sqsession_is_registered ($name) { return $result; } + +/** + * Retrieves a form variable, from a set of possible similarly named + * form variables, based on finding a different, single field. This + * is intended to allow more than one same-named inputs in a single + *