[squirrelmail.git] / src / redirect.php

<?php
    /**
     * redirect.php
     * Derived from webmail.php by Ralf Kraudelt <kraude@wiwi.uni-rostock.de>
     *
     * Copyright (c) 1999-2001 The Squirrelmail Development Team
     * Licensed under the GNU GPL. For full terms see the file COPYING.
     *
     * Prevents users from reposting their form data after a successful logout.
     *
     * $Id$
     */

    require_once('../functions/i18n.php');
    require_once('../functions/strings.php');
    require_once('../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($squirrelmail_language)) {
        $squirrelmail_language = '';
    }
    set_up_language($squirrelmail_language, true);

    if (!isset($login_username)) {
        echo "<HTML><BODY BGCOLOR=\"#ffffff\">\n";
        echo "<BR><BR>\n";
        echo "<CENTER>\n";
        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>\n";
        echo "</BODY></HTML>\n";
        exit;
    }

    /* Refresh the language cookie. */
    if (isset($squirrelmail_language)) {
        setcookie('squirrelmail_language', $squirrelmail_language, time()+2592000,$base_uri);
    }

    require_once('../functions/prefs.php');
    require_once('../functions/imap.php');
    require_once('../functions/plugin.php');
    require_once('../functions/constants.php');

    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) {
            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;
        } else {
            $delimiter = sqimap_get_delimiter ($imapConnection);
        }
        sqimap_logout($imapConnection);
        session_register('delimiter');

        $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');
  
    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. */
    checkForPrefs($data_dir, $username);
    $javascript_setting = getPref($data_dir, $username, 'javascript_setting', SMPREF_JS_AUTODETECT);
    $js_autodetect_results = (isset($js_autodetect_results) ? $js_autodetect_results : SMPREF_JS_OFF);
    if ($javascript_setting == SMPREF_JS_AUTODETECT) {
        if ($js_autodetect_results == SMPREF_JS_ON) {
            setPref($data_dir, $username, 'javascript_on', SMPREF_JS_ON);
        } else {
            setPref($data_dir, $username, 'javascript_on', SMPREF_JS_OFF);
        }
    } else {
        setPref($data_dir, $username, 'javascript_on', SMPREF_JS_OFF);
    }

    /* Compute the URL to forward the user to. */
    if(isset($rcptemail)) {
        $redirect_url = 'webmail.php?right_frame=compose.php&rcptaddress=';
        $redirect_url .= urlencode($rcptemail);
    } else {
        $redirect_url = 'webmail.php';
    }

    /* Send them off to the appropriate page. */
    header("Location: $redirect_url");


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;
      }
   }
}

?>
Commit	Line	Data
7392739d	1	<?php
23d6bd09	2	/**
	3	* redirect.php
	4	* Derived from webmail.php by Ralf Kraudelt <kraude@wiwi.uni-rostock.de>
	5	*
	6	* Copyright (c) 1999-2001 The Squirrelmail Development Team
	7	* Licensed under the GNU GPL. For full terms see the file COPYING.
	8	*
	9	* Prevents users from reposting their form data after a successful logout.
	10	*
	11	* $Id$
	12	*/
	13
	14	require_once('../functions/i18n.php');
	15	require_once('../functions/strings.php');
	16	require_once('../config/config.php');
	17
	18	/* Before starting the session, the base URI must be known. Assuming */
	19	/* that this file is in the src/ subdirectory (or something). */
	20	ereg ("(^.*/)[^/]+/[^/]+$", $PHP_SELF, $regs);
	21	$base_uri = $regs[1];
	22
	23	header('Pragma: no-cache');
	24	$location = get_location();
	25
	26	session_set_cookie_params (0, $base_uri);
	27	session_start();
	28
	29	session_unregister ('user_is_logged_in');
	30	session_register ('base_uri');
	31
	32	if (! isset($squirrelmail_language)) {
	33	$squirrelmail_language = '';
	34	}
	35	set_up_language($squirrelmail_language, true);
	36
	37	if (!isset($login_username)) {
	38	echo "<HTML><BODY BGCOLOR=\"#ffffff\">\n";
	39	echo "<BR><BR>\n";
	40	echo "<CENTER>\n";
	41	echo ' <B>' . _("You must be logged in to access this page.") . "</B><BR>";
	42	echo ' <A HREF="../src/login.php">' . _("Go to the login page") . "</A>\n";
	43	echo "</CENTER>\n";
	44	echo "</BODY></HTML>\n";
	45	exit;
	46	}
	47
	48	/* Refresh the language cookie. */
	49	if (isset($squirrelmail_language)) {
	50	setcookie('squirrelmail_language', $squirrelmail_language, time()+2592000,$base_uri);
	51	}
	52
	53	require_once('../functions/prefs.php');
	54	require_once('../functions/imap.php');
	55	require_once('../functions/plugin.php');
	56	require_once('../functions/constants.php');
	57
	58	if (!session_is_registered('user_is_logged_in')) {
	59	do_hook ('login_before');
	60
	61	$onetimepad = OneTimePadCreate(strlen($secretkey));
	62	$key = OneTimePadEncrypt($secretkey, $onetimepad);
	63	session_register('onetimepad');
	64
	65	/* Verify that username and password are correct. */
66	if ($force_username_lowercase) {
67	$login_username = strtolower($login_username);
68	}
69
70	$imapConnection = sqimap_login($login_username, $key, $imapServerAddress, $imapPort, 0);
71	if (!$imapConnection) {
72	echo "<html><body bgcolor=\"#ffffff\">\n";
73	echo "<br><br>";
74	echo "<center>";
75	echo "<b>"._("There was an error contacting the mail server.")."</b><br>";
76	echo _("Contact your administrator for help.")."\n";
77	echo "</center>";
78	echo "</body></html>\n";
79	exit;
80	} else {
81	$delimiter = sqimap_get_delimiter ($imapConnection);
82	}
83	sqimap_logout($imapConnection);
525b7ae6	84	session_register('delimiter');
23d6bd09	85
	86	$username = $login_username;
	87	session_register ('username');
	88	setcookie('key', $key, 0, $base_uri);
23d6bd09	89	do_hook ('login_verified');
	90	}
	91
	92	/* Set the login variables. */
	93	$user_is_logged_in = true;
	94	$just_logged_in = true;
	95
	96	/* And register with them with the session. */
	97	session_register ('user_is_logged_in');
	98	session_register ('just_logged_in');
	99
7baf86a9	100	/* parse the accepted content-types of the client */
	101	$attachment_common_types = array();
	102	$attachment_common_types_parsed = array();
	103	session_register('attachment_common_types');
	104	session_register('attachment_common_types_parsed');
	105
	106	if (isset($HTTP_SERVER_VARS['HTTP_ACCEPT']) &&
	107	!isset($attachment_common_types_parsed[$HTTP_SERVER_VARS['HTTP_ACCEPT']]))
	108	attachment_common_parse($HTTP_SERVER_VARS['HTTP_ACCEPT'], $debug);
	109	if (isset($HTTP_ACCEPT) &&
	110	!isset($attachment_common_types_parsed[$HTTP_ACCEPT]))
	111	attachment_common_parse($HTTP_ACCEPT, $debug);
	112
	113
23d6bd09	114	/* Complete autodetection of Javascript. */
357f1ae0	115	checkForPrefs($data_dir, $username);
23d6bd09	116	$javascript_setting = getPref($data_dir, $username, 'javascript_setting', SMPREF_JS_AUTODETECT);
	117	$js_autodetect_results = (isset($js_autodetect_results) ? $js_autodetect_results : SMPREF_JS_OFF);
	118	if ($javascript_setting == SMPREF_JS_AUTODETECT) {
	119	if ($js_autodetect_results == SMPREF_JS_ON) {
	120	setPref($data_dir, $username, 'javascript_on', SMPREF_JS_ON);
	121	} else {
	122	setPref($data_dir, $username, 'javascript_on', SMPREF_JS_OFF);
	123	}
	124	} else {
	125	setPref($data_dir, $username, 'javascript_on', SMPREF_JS_OFF);
	126	}
	127
	128	/* Compute the URL to forward the user to. */
	129	if(isset($rcptemail)) {
	130	$redirect_url = 'webmail.php?right_frame=compose.php&rcptaddress=';
	131	$redirect_url .= urlencode($rcptemail);
	132	} else {
	133	$redirect_url = 'webmail.php';
	134	}
	135
	136	/* Send them off to the appropriate page. */
	137	header("Location: $redirect_url");
7baf86a9	138
	139
	140	function attachment_common_parse($str, $debug)
	141	{
	142	global $attachment_common_types, $attachment_common_types_parsed;
	143
	144	$attachment_common_types_parsed[$str] = true;
	145	$types = explode(', ', $str);
	146
	147	foreach ($types as $val)
	148	{
	149	// Ignore the ";q=1.0" stuff
	150	if (strpos($val, ';') !== false)
	151	$val = substr($val, 0, strpos($val, ';'));
	152
	153	if (! isset($attachment_common_types[$val])) {
	154	$attachment_common_types[$val] = true;
	155	}
	156	}
	157	}
	158
e0dcff78	159	?>