<?php
/**
* login.php -- simple login screen
*
* This a simple login screen. Some housekeeping is done to clean
* cookies and find language.
*
* @copyright 1999-2020 The SquirrelMail Project Team
* @license http://opensource.org/licenses/gpl-license.php GNU Public License
* @version $Id: login.php 14845 2020年01月07日 08:09:34Z pdontthink $
* @package squirrelmail
*/
/** This is the login page */
define ('PAGE_NAME', 'login');
/**
* Include the SquirrelMail initialization file.
*/
require('../include/init.php');
/* SquirrelMail required files. */
require_once(SM_PATH . 'functions/imap_general.php');
require_once(SM_PATH . 'functions/forms.php');
/**
* $squirrelmail_language is set by a cookie when the user selects
* language and logs out
*/
/**
* This detects if the IMAP server has logins disabled, and if so,
* squelches the display of the login form and puts up a message
* explaining the situation.
*/
if($imap_auth_mech == 'login') {
/**
* detect disabled login, only when imapServerAddress contains
* server address and not mapping. See sqimap_get_user_server()
*/
if (substr ($imapServerAddress, 0, 4) !=
"map:") { if ($logindisabled) {
$string =
_ ("The IMAP server is reporting that plain text logins are disabled.").
'<br />'.
_ ("Using CRAM-MD5 or DIGEST-MD5 authentication instead may work.").
'<br />'; if (!$use_imap_tls) {
$string .=
_ ("Also, the use of TLS may allow SquirrelMail to login.").
'<br />'; }
$string .=
_ ("Please contact your system administrator and report this error."); // display footer (closes html tags) and stop script execution
$oTemplate->display('footer.tpl');
exit;
}
}
}
$username_form_name = 'login_username';
$password_form_name = 'secretkey';
//FIXME: should be part of the template, not the core!
/* Output the javascript onload function. */
$header = "<script type=\"text/javascript\">\n" .
"<!--\n".
" var alreadyFocused = false;\n".
" function squirrelmail_loginpage_onload() {\n".
" if (alreadyFocused) return;\n".
" var textElements = 0; var i = 0;\n".
" for (i = 0; i < document.login_form.elements.length; i++) {\n".
" if (document.login_form.elements[i].type == \"text\" || document.login_form.elements[i].type == \"password\") {\n".
" textElements++;\n".
" if (textElements == " . (isset($loginname) ? 2 : 1) . ") {\n".
" document.login_form.elements[i].focus();\n".
" break;\n".
" }\n".
" }\n".
" }\n".
" }\n".
"// -->\n".
"</script>\n";
@include ($theme[$theme_default]['PATH']);
if (! isset
($color) ||
! is_array ($color)) { // Add default color theme, if theme loading fails
$color = array();
$color[0] = '#dcdcdc'; /* light gray TitleBar */
$color[1] = '#800000'; /* red */
$color[2] = '#cc0000'; /* light red Warning/Error Messages */
$color[4] = '#ffffff'; /* white Normal Background */
$color[7] = '#0000cc'; /* blue Links */
$color[8] = '#000000'; /* black Normal text */
}
// if any plugin returns TRUE here, the standard page header will be skipped
$temp = array($header);
/* If they don't have a logo, don't bother.. */
$logo_str = '';
if (isset($org_logo) && $org_logo) {
if (isset
($org_logo_width) &&
is_numeric ($org_logo_width) &&
$org_logo_width>0) {
$width = $org_logo_width;
} else {
$width = '';
}
if (isset
($org_logo_height) &&
is_numeric ($org_logo_height) &&
$org_logo_height>0) {
$height = $org_logo_height;
} else {
$height = '';
}
$width, $height, '', 'sqm_loginImage');
}
$sm_attribute_str = '';
if (isset($hide_sm_attributions) && !$hide_sm_attributions) {
$sm_attribute_str =
_ ("SquirrelMail Webmail").
"\n" .
_ ("By the SquirrelMail Project Team"); }
$mailtofield =
addHidden ('mailtodata', $mailtodata); } else {
$mailtofield = '';
}
$mailtofield .
$oTemplate->assign('logo_str', $logo_str, FALSE);
$oTemplate->assign('logo_path', $org_logo);
$oTemplate->assign('sm_attribute_str', $sm_attribute_str);
// i18n: The %s represents the service provider's name
$oTemplate->assign('org_name_str', sprintf (_ ("%s Login"), $org_name)); // i18n: The %s represents the service provider's name
$oTemplate->assign('org_logo_str', sprintf (_ ("The %s logo"), $org_name)); $oTemplate->assign('login_field_value', $loginname_value);
$oTemplate->assign('login_extra', $login_extra, FALSE);
$oTemplate->display('login.tpl');
// Turn off delayed error handling to make sure all errors are dumped.
$oErrorHandler->setDelayedErrors(false);
$oTemplate->display('footer.tpl');