74 lines
2 KiB
PHP
74 lines
2 KiB
PHP
<?php
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/**
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* globals.php
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*
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* Copyright (c) 1999-2002 The SquirrelMail Project Team
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* Licensed under the GNU GPL. For full terms see the file COPYING.
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*
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* This includes code to update < 4.1.0 globals to the newer format
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* It also has two session register functions that work across various
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* php versions.
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*
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* $Id$
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*/
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/* convert old-style superglobals to current method
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* this is executed if you are running PHP 4.0.x.
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* it is run via a require_once directive in validate.php
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* and redirect.php. Patch submitted by Ray Black.
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*/
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if ( (float)substr(PHP_VERSION,0,3) < 4.1 ) {
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global $_COOKIE, $_ENV, $_FILES, $_GET, $_POST, $_SERVER, $_SESSION;
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global $HTTP_COOKIE_VARS, $HTTP_ENV_VARS, $HTTP_POST_FILES, $HTTP_GET_VARS,
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$HTTP_POST_VARS, $HTTP_SERVER_VARS, $HTTP_SESSION_VARS;
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$_COOKIE =& $HTTP_COOKIE_VARS;
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$_ENV =& $HTTP_ENV_VARS;
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$_FILES =& $HTTP_POST_FILES;
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$_GET =& $HTTP_GET_VARS;
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$_POST =& $HTTP_POST_VARS;
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$_SERVER =& $HTTP_SERVER_VARS;
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$_SESSION =& $HTTP_SESSION_VARS;
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}
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function sqsession_register ($var, $name) {
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$rg = ini_get('register_globals');
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if ( (float)substr(PHP_VERSION,0,3) < 4.1 && empty($rg)) {
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global $HTTP_SESSION_VARS;
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$HTTP_SESSION_VARS["$name"] = $var;
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}
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else {
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session_register("$name");
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}
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}
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function sqsession_unregister ($name) {
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$rg = ini_get('register_globals');
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if ( (float)substr(PHP_VERSION,0,3) < 4.1 && empty($rg)) {
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global $HTTP_SESSION_VARS;
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unset($HTTP_SESSION_VARS["$name"]);
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}
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else {
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session_unregister("$name");
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}
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}
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/**
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* Search for the var $name in $_SESSION, $_POST, $_GET
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* (in that order) and register it as a global var.
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*/
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function sqextractGlobalVar ($name) {
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global $_SESSION, $_GET, $_POST, $$name;
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if( isset($_SESSION[$name]) ) {
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$$name = $_SESSION[$name];
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}
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if( isset($_POST[$name]) ) {
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$$name = $_POST[$name];
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}
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else if ( isset($_GET[$name]) ) {
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$$name = $_GET[$name];
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}
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}
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?>
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