4e83354c10abe302f93c41cbbbf64957f7374ede
4 * login.php -- simple login screen
6 * Copyright (c) 1999-2005 The SquirrelMail Project Team
7 * Licensed under the GNU GPL. For full terms see the file COPYING.
9 * This a simple login screen. Some housekeeping is done to clean
10 * cookies and find language.
13 * @package squirrelmail
17 * Path for SquirrelMail required files.
20 define('SM_PATH','../');
22 /* SquirrelMail required files. */
23 require_once(SM_PATH
. 'functions/strings.php');
24 require_once(SM_PATH
. 'config/config.php');
25 require_once(SM_PATH
. 'functions/i18n.php');
26 require_once(SM_PATH
. 'functions/plugin.php');
27 require_once(SM_PATH
. 'functions/constants.php');
28 require_once(SM_PATH
. 'functions/page_header.php');
29 require_once(SM_PATH
. 'functions/html.php');
30 require_once(SM_PATH
. 'functions/global.php');
31 require_once(SM_PATH
. 'functions/imap_general.php');
32 require_once(SM_PATH
. 'functions/forms.php');
35 * $squirrelmail_language is set by a cookie when the user selects
36 * language and logs out
38 set_up_language($squirrelmail_language, TRUE, TRUE);
41 * Find out the base URI to set cookies.
43 if (!function_exists('sqm_baseuri')){
44 require_once(SM_PATH
. 'functions/display_messages.php');
46 $base_uri = sqm_baseuri();
49 * In case the last session was not terminated properly, make sure
55 header('Pragma: no-cache');
58 * This detects if the IMAP server has logins disabled, and if so,
59 * squelches the display of the login form and puts up a message
60 * explaining the situation.
62 if($imap_auth_mech == 'login') {
64 * detect disabled login, only when imapServerAddress contains
65 * server address and not mapping. See sqimap_get_user_server()
67 if (substr($imapServerAddress, 0, 4) != "map:") {
68 $imap = sqimap_create_stream($imapServerAddress, $imapPort, $use_imap_tls);
69 $logindisabled = sqimap_capability($imap,'LOGINDISABLED');
72 $string = _("The IMAP server is reporting that plain text logins are disabled.").'<br />'.
73 _("Using CRAM-MD5 or DIGEST-MD5 authentication instead may work.").'<br />';
75 $string .= _("Also, the use of TLS may allow SquirrelMail to login.").'<br />';
77 $string .= _("Please contact your system administrator and report this error.");
78 error_box($string,$color);
84 do_hook('login_cookie');
86 $loginname_value = (sqGetGlobalVar('loginname', $loginname) ?
htmlspecialchars($loginname) : '');
88 /* Output the javascript onload function. */
90 $header = "<script language=\"JavaScript\" type=\"text/javascript\">\n" .
92 " function squirrelmail_loginpage_onload() {\n".
93 " var textElements = 0;\n".
94 " for (i = 0; i < document.forms[0].elements.length; i++) {\n".
95 " if (document.forms[0].elements[i].type == \"text\" || document.forms[0].elements[i].type == \"password\") {\n".
97 " if (textElements == " . (isset($loginname) ?
2 : 1) . ") {\n".
98 " document.forms[0].elements[i].focus();\n".
107 if (@file_exists
($theme[$theme_default]['PATH']))
108 @include
($theme[$theme_default]['PATH']);
110 if (! isset($color) ||
! is_array($color)) {
111 // Add default color theme, if theme loading fails
113 $color[0] = '#dcdcdc'; /* light gray TitleBar */
114 $color[1] = '#800000'; /* red */
115 $color[2] = '#cc0000'; /* light red Warning/Error Messages */
116 $color[4] = '#ffffff'; /* white Normal Background */
117 $color[7] = '#0000cc'; /* blue Links */
118 $color[8] = '#000000'; /* black Normal text */
121 displayHtmlHeader( "$org_name - " . _("Login"), $header, FALSE );
123 echo "<body text=\"$color[8]\" bgcolor=\"$color[4]\" link=\"$color[7]\" vlink=\"$color[7]\" alink=\"$color[7]\" onLoad=\"squirrelmail_loginpage_onload()\">" .
124 "\n" . '<form action="redirect.php" method="post" onSubmit="document.forms[0].js_autodetect_results.value=\'' . SMPREF_JS_ON
.'\';">' . "\n";
126 $username_form_name = 'login_username';
127 $password_form_name = 'secretkey';
128 do_hook('login_top');
130 /* If they don't have a logo, don't bother.. */
131 if (isset($org_logo) && $org_logo) {
132 /* Display width and height like good little people */
133 $width_and_height = '';
134 if (isset($org_logo_width) && is_numeric($org_logo_width) &&
136 $width_and_height = " width=\"$org_logo_width\"";
138 if (isset($org_logo_height) && is_numeric($org_logo_height) &&
139 $org_logo_height>0) {
140 $width_and_height .= " height=\"$org_logo_height\"";
144 if(sqgetGlobalVar('mailto', $mailto)) {
145 $rcptaddress = addHidden('mailto', $mailto);
149 echo html_tag( 'table',
153 ( isset($org_logo) && $org_logo
154 ?
'<img src="' . $org_logo . '" alt="' .
155 sprintf(_("%s Logo"), $org_name) .'"' . $width_and_height .
158 ( (isset($hide_sm_attributions) && $hide_sm_attributions) ?
'' :
159 '<small>' . _("SquirrelMail Webmail Application") . '<br />' ."\n".
160 ' ' . _("By the SquirrelMail Project Team") . '<br /></small>' . "\n" ) .
164 '<b>' . sprintf (_("%s Login"), $org_name) . "</b>\n",
165 'center', $color[0] )
168 html_tag( 'td', "\n" .
173 'right', '', 'width="30%"' ) .
175 addInput($username_form_name, $loginname_value),
176 'left', '', 'width="*"' )
181 'right', '', 'width="30%"' ) .
183 addPwField($password_form_name).
184 addHidden('js_autodetect_results', SMPREF_JS_OFF
).
186 addHidden('just_logged_in', '1'),
187 'left', '', 'width="*"' )
189 'center', $color[4], 'border="0" width="100%"' ) ,
194 '<center>'. addSubmit(_("Login")) .'</center>',
197 '', $color[4], 'border="0" width="350"' ) . '</center>',
200 '', $color[4], 'border="0" cellspacing="0" cellpadding="0" width="100%"' );
201 do_hook('login_form');
202 echo '</form>' . "\n";
204 do_hook('login_bottom');