/**
* globals.php
*
- * Copyright (c) 1999-2002 The SquirrelMail Project Team
+ * Copyright (c) 1999-2003 The SquirrelMail Project Team
* Licensed under the GNU GPL. For full terms see the file COPYING.
*
* This includes code to update < 4.1.0 globals to the newer format
* $Id$
*/
+require_once(SM_PATH . 'config/config.php');
+
+/* set the name of the session cookie */
+if(isset($session_name) && $session_name) {
+ ini_set('session.name' , $session_name);
+} else {
+ ini_set('session.name' , 'SQMSESSID');
+}
+
/* If magic_quotes_runtime is on, SquirrelMail breaks in new and creative ways.
* Force magic_quotes_runtime off.
* chilts@birdbrained.org - I put it here in the hopes that all SM code includes this.
if ( !check_php_version(4,1) ) {
global $_COOKIE, $_ENV, $_FILES, $_GET, $_POST, $_SERVER, $_SESSION;
global $HTTP_COOKIE_VARS, $HTTP_ENV_VARS, $HTTP_POST_FILES, $HTTP_GET_VARS,
- $HTTP_POST_VARS, $HTTP_SERVER_VARS, $HTTP_SESSION_VARS;
+ $HTTP_POST_VARS, $HTTP_SERVER_VARS, $HTTP_SESSION_VARS, $PHP_SELF;
$_COOKIE =& $HTTP_COOKIE_VARS;
$_ENV =& $HTTP_ENV_VARS;
$_FILES =& $HTTP_POST_FILES;
$_POST =& $HTTP_POST_VARS;
$_SERVER =& $HTTP_SERVER_VARS;
$_SESSION =& $HTTP_SESSION_VARS;
+ if (!isset($PHP_SELF) || empty($PHP_SELF)) {
+ $PHP_SELF = $HTTP_SERVER_VARS['PHP_SELF'];
+ }
}
/* if running with magic_quotes_gpc then strip the slashes
}
+define('SQ_INORDER',0);
+define('SQ_GET',1);
+define('SQ_POST',2);
+define('SQ_SESSION',3);
+define('SQ_COOKIE',4);
+define('SQ_SERVER',5);
+define('SQ_FORM',6);
+
/**
- * Search for the var $name in $_SESSION, $_POST, $_GET
- * (in that order) and register it as a global var.
+ * Search for the var $name in $_SESSION, $_POST, $_GET,
+ * $_COOKIE, or $_SERVER and set it in provided var.
+ *
+ * If $search is not provided, or == SQ_INORDER, it will search
+ * $_SESSION, then $_POST, then $_GET. Otherwise,
+ * use one of the defined constants to look for
+ * a var in one place specifically.
+ *
+ * Note: $search is an int value equal to one of the
+ * constants defined above.
+ *
+ * example:
+ * sqgetGlobalVar('username',$username,SQ_SESSION);
+ * -- no quotes around last param!
+ *
+ * Returns FALSE if variable is not found.
+ * Returns TRUE if it is.
*/
-function sqextractGlobalVar ($name) {
+function sqgetGlobalVar($name, &$value, $search = SQ_INORDER) {
+
if ( !check_php_version(4,1) ) {
- global $_SESSION, $_GET, $_POST;
- }
- global $$name;
- if( isset($_SESSION[$name]) ) {
- $$name = $_SESSION[$name];
+ global $HTTP_COOKIE_VARS, $HTTP_GET_VARS, $HTTP_POST_VARS,
+ $HTTP_SERVER_VARS, $HTTP_SESSION_VARS;
+
+ $_COOKIE =& $HTTP_COOKIE_VARS;
+ $_GET =& $HTTP_GET_VARS;
+ $_POST =& $HTTP_POST_VARS;
+ $_SERVER =& $HTTP_SERVER_VARS;
+ $_SESSION =& $HTTP_SESSION_VARS;
}
- if( isset($_POST[$name]) ) {
- $$name = $_POST[$name];
- }
- else if ( isset($_GET[$name]) ) {
- $$name = $_GET[$name];
+
+ /* NOTE: DO NOT enclose the constants in the switch
+ statement with quotes. They are constant values,
+ enclosing them in quotes will cause them to evaluate
+ as strings. */
+ switch ($search) {
+ /* we want the default case to be first here,
+ so that if a valid value isn't specified,
+ all three arrays will be searched. */
+ default:
+ case SQ_INORDER: // check session, post, get
+ case SQ_SESSION:
+ if( isset($_SESSION[$name]) ) {
+ $value = $_SESSION[$name];
+ return TRUE;
+ } elseif ( $search == SQ_SESSION ) {
+ break;
+ }
+ case SQ_FORM: // check post, get
+ case SQ_POST:
+ if( isset($_POST[$name]) ) {
+ $value = $_POST[$name];
+ return TRUE;
+ } elseif ( $search == SQ_POST ) {
+ break;
+ }
+ case SQ_GET:
+ if ( isset($_GET[$name]) ) {
+ $value = $_GET[$name];
+ return TRUE;
+ }
+ /* NO IF HERE. FOR SQ_INORDER CASE, EXIT after GET */
+ break;
+ case SQ_COOKIE:
+ if ( isset($_COOKIE[$name]) ) {
+ $value = $_COOKIE[$name];
+ return TRUE;
+ }
+ break;
+ case SQ_SERVER:
+ if ( isset($_SERVER[$name]) ) {
+ $value = $_SERVER[$name];
+ return TRUE;
+ }
+ break;
}
+ return FALSE;
}
function sqsession_destroy() {
} else {
$_SESSION = array();
}
- @session_destroy;
+ @session_destroy();
}
}