<?php
- /**
- ** redirect.php -- derived from webmail.php by Ralf Kraudelt
- ** kraude@wiwi.uni-rostock.de
- **
- ** Copyright (c) 1999-2000 ...
- ** Licensed under the GNU GPL. For full terms see the file COPYING.
- **
- ** prevents users from reposting their form data after a
- ** successful logout
- **
- ** $Id$
- **/
-
- include('../functions/i18n.php');
- include ('../functions/strings.php');
- include('../config/config.php');
-
- // Before starting the session, the base URI must be known.
- // Assuming that this file is in the src/ subdirectory (or
- // something).
- ereg ("(^.*/)[^/]+/[^/]+$", $PHP_SELF, $regs);
- $base_uri = $regs[1];
-
- header('Pragma: no-cache');
- $location = get_location();
-
- session_set_cookie_params (0, $base_uri);
- session_start();
-
- session_unregister ('user_is_logged_in');
- session_register ('base_uri');
-
- if(!isset($login_username)) {
- if (! isset($squirrelmail_language))
- $squirrelmail_language = '';
- set_up_language($squirrelmail_language, true);
- echo "<html><body bgcolor=\"ffffff\">\n";
- echo "<br><br>";
- echo "<center>";
- echo "<b>"._("You must be logged in to access this page.")."</b><br>";
- echo "<a href=\"../src/login.php\">"._("Go to the login page")."</a>\n";
- echo "</center>";
- echo "</body></html>\n";
- exit;
- }
-
- // Refresh the language cookie.
- if (isset($squirrelmail_language)) {
- setcookie('squirrelmail_language', $squirrelmail_language, time()+2592000);
- }
-
-
- include ('../functions/prefs.php');
- include ('../functions/imap.php');
- include ('../functions/plugin.php');
-
- if (!session_is_registered('user_is_logged_in') || $logged_in != 1) {
- do_hook ('login_before');
-
- $onetimepad = OneTimePadCreate(strlen($secretkey));
- $key = OneTimePadEncrypt($secretkey, $onetimepad);
- session_register('onetimepad');
- // verify that username and password are correct
- if ($force_username_lowercase)
- $login_username = strtolower($login_username);
- $imapConnection = sqimap_login($login_username, $key, $imapServerAddress, $imapPort, 0);
- if (!$imapConnection) {
- echo "<html><body bgcolor=\"ffffff\">\n";
- echo "<br><br>";
- echo "<center>";
- echo "<b>"._("There was an error contacting the mail server.")."</b><br>";
- echo _("Contact your administrator for help.")."\n";
- echo "</center>";
- echo "</body></html>\n";
- exit;
- }
- sqimap_logout($imapConnection);
-
- setcookie('username', $login_username, 0, $base_uri);
- setcookie('key', $key, 0, $base_uri);
- setcookie('logged_in', 1, 0, $base_uri);
- do_hook ('login_verified');
- }
-
- $user_is_logged_in = true;
- session_register ('user_is_logged_in');
-
- if(isset($rcptemail))
- header("Location: webmail.php?right_frame=compose.php&rcptaddress=$rcptemail");
- else
- header("Location: webmail.php");
+/**
+* redirect.php
+* Derived from webmail.php by Ralf Kraudelt <kraude@wiwi.uni-rostock.de>
+*
+* Copyright (c) 1999-2002 The SquirrelMail Project Team
+* Licensed under the GNU GPL. For full terms see the file COPYING.
+*
+* Prevents users from reposting their form data after a successful logout.
+*
+* $Id$
+*/
+
+/* Path for SquirrelMail required files. */
+define('SM_PATH','../');
+
+/* SquirrelMail required files. */
+require_once(SM_PATH . 'functions/i18n.php');
+require_once(SM_PATH . 'functions/strings.php');
+require_once(SM_PATH . 'config/config.php');
+require_once(SM_PATH . 'functions/prefs.php');
+require_once(SM_PATH . 'functions/imap.php');
+require_once(SM_PATH . 'functions/plugin.php');
+require_once(SM_PATH . 'functions/constants.php');
+require_once(SM_PATH . 'functions/page_header.php');
+require_once(SM_PATH . 'functions/global.php');
+
+// Remove slashes if PHP added them
+if (get_magic_quotes_gpc()) {
+ global $REQUEST_METHOD;
+
+ if ($REQUEST_METHOD == 'POST') {
+ global $HTTP_POST_VARS;
+ RemoveSlashes($HTTP_POST_VARS);
+ } else if ($REQUEST_METHOD == 'GET') {
+ global $HTTP_GET_VARS;
+ RemoveSlashes($HTTP_GET_VARS);
+ }
+}
+
+/* Before starting the session, the base URI must be known. Assuming */
+/* that this file is in the src/ subdirectory (or something). */
+if (!function_exists('sqm_baseuri')){
+ require_once(SM_PATH . 'functions/display_messages.php');
+}
+$base_uri = sqm_baseuri();
+
+header('Pragma: no-cache');
+$location = get_location();
+
+session_set_cookie_params (0, $base_uri);
+session_start();
+
+session_unregister ('user_is_logged_in');
+session_register ('base_uri');
+
+if (! isset($squirrelmail_language) ||
+ $squirrelmail_language == '' ) {
+ $squirrelmail_language = $squirrelmail_default_language;
+}
+set_up_language($squirrelmail_language, true);
+/* Refresh the language cookie. */
+setcookie('squirrelmail_language', $squirrelmail_language, time()+2592000,
+ $base_uri);
+
+if (!isset($login_username)) {
+ include_once( '../functions/display_messages.php' );
+ logout_error( _("You must be logged in to access this page.") );
+ exit;
+}
+
+if (!session_is_registered('user_is_logged_in')) {
+ do_hook ('login_before');
+
+ $onetimepad = OneTimePadCreate(strlen($secretkey));
+ $key = OneTimePadEncrypt($secretkey, $onetimepad);
+ session_register('onetimepad');
+
+ /* Verify that username and password are correct. */
+ if ($force_username_lowercase) {
+ $login_username = strtolower($login_username);
+ }
+
+ $imapConnection = sqimap_login($login_username, $key, $imapServerAddress, $imapPort, 0);
+ if (!$imapConnection) {
+ $errTitle = _("There was an error contacting the mail server.");
+ $errString = $errTitle . "<br>\n".
+ _("Contact your administrator for help.");
+ include_once( '../functions/display_messages.php' );
+ logout_error( _("You must be logged in to access this page.") );
+ exit;
+ } else {
+ $sqimap_capabilities = sqimap_capability($imapConnection);
+ session_register('sqimap_capabilities');
+ $delimiter = sqimap_get_delimiter ($imapConnection);
+ }
+ sqimap_logout($imapConnection);
+ session_register('delimiter');
+ global $username;
+ $username = $login_username;
+ session_register ('username');
+ setcookie('key', $key, 0, $base_uri);
+ do_hook ('login_verified');
+
+}
+
+/* Set the login variables. */
+$user_is_logged_in = true;
+$just_logged_in = true;
+
+/* And register with them with the session. */
+session_register ('user_is_logged_in');
+session_register ('just_logged_in');
+
+/* parse the accepted content-types of the client */
+$attachment_common_types = array();
+$attachment_common_types_parsed = array();
+session_register('attachment_common_types');
+session_register('attachment_common_types_parsed');
+
+$debug = false;
+if (isset($HTTP_SERVER_VARS['HTTP_ACCEPT']) &&
+ !isset($attachment_common_types_parsed[$HTTP_SERVER_VARS['HTTP_ACCEPT']])) {
+ attachment_common_parse($HTTP_SERVER_VARS['HTTP_ACCEPT'], $debug);
+}
+if (isset($HTTP_ACCEPT) &&
+ !isset($attachment_common_types_parsed[$HTTP_ACCEPT])) {
+ attachment_common_parse($HTTP_ACCEPT, $debug);
+}
+
+/* Complete autodetection of Javascript. */
+$javascript_setting = getPref
+ ($data_dir, $username, 'javascript_setting', SMPREF_JS_AUTODETECT);
+$js_autodetect_results = (isset($js_autodetect_results) ?
+ $js_autodetect_results : SMPREF_JS_OFF);
+/* See if it's set to "Always on" */
+$js_pref = SMPREF_JS_ON;
+if ($javascript_setting != SMPREF_JS_ON){
+ if ($javascript_setting == SMPREF_JS_AUTODETECT) {
+ if ($js_autodetect_results == SMPREF_JS_OFF) {
+ $js_pref = SMPREF_JS_OFF;
+ }
+ } else {
+ $js_pref = SMPREF_JS_OFF;
+ }
+}
+/* Update the prefs */
+setPref($data_dir, $username, 'javascript_on', $js_pref);
+
+global $attachments;
+$attachments = unserialize(getPref($data_dir, $username, 'attachments', 0));
+/* Compute the URL to forward the user to. */
+ global $session_expired_location, $session_expired_post;
+ if (isset($session_expired_location) && $session_expired_location) {
+ $compose_new_win = getPref($data_dir, $username, 'compose_new_win', 0);
+ if ($compose_new_win) {
+ $redirect_url = $session_expired_location;
+ } else {
+ $redirect_url = 'webmail.php?right_frame='.urldecode($session_expired_location);
+ }
+ session_unregister('session_expired_location');
+ unset($session_expired_location);
+ if (is_array($attachments)) {
+ session_register('attachments');
+ }
+ } else {
+ if (is_array($attachments)) {
+ $hashed_attachment_dir = getHashedDir($username, $attachment_dir);
+ foreach ($attachments as $attachment) {
+ $attached_file = $hashed_attachment_dir.'/'.$attachment['localfilename'];
+ if (file_exists($attached_file)) {
+ unlink($attached_file);
+ }
+ }
+ removePref($data_dir, $username, 'attachments');
+ }
+ $redirect_url = 'webmail.php';
+ }
+
+/* Send them off to the appropriate page. */
+header("Location: $redirect_url");
+
+/* --------------------- end main ----------------------- */
+
+function attachment_common_parse($str, $debug) {
+ global $attachment_common_types, $attachment_common_types_parsed;
+
+ $attachment_common_types_parsed[$str] = true;
+ $types = explode(', ', $str);
+
+ foreach ($types as $val) {
+ // Ignore the ";q=1.0" stuff
+ if (strpos($val, ';') !== false)
+ $val = substr($val, 0, strpos($val, ';'));
+
+ if (! isset($attachment_common_types[$val])) {
+ $attachment_common_types[$val] = true;
+ }
+ }
+}
+
+
?>