4 * login.php -- simple login screen
6 * This a simple login screen. Some housekeeping is done to clean
7 * cookies and find language.
9 * @copyright © 1999-2006 The SquirrelMail Project Team
10 * @license http://opensource.org/licenses/gpl-license.php GNU Public License
12 * @package squirrelmail
15 // reduces the files included in init.php
16 $sInitLocation = 'login';
19 * Include the SquirrelMail initialization file.
21 require('../include/init.php');
24 /* SquirrelMail required files. */
25 require_once(SM_PATH
. 'functions/imap_general.php');
26 require_once(SM_PATH
. 'functions/forms.php');
29 * $squirrelmail_language is set by a cookie when the user selects
30 * language and logs out
32 set_up_language($squirrelmail_language, TRUE, TRUE);
35 * In case the last session was not terminated properly, make sure
36 * we get a new one, but make sure we preserve session_expired_*
38 if ( !empty($_SESSION['session_expired_post']) && !empty($_SESSION['session_expired_location']) ) {
39 $sep = $_SESSION['session_expired_post'];
40 $sel = $_SESSION['session_expired_location'];
43 @sqsession_is_active
();
45 sqsession_register($sep, 'session_expired_post');
46 sqsession_register($sel, 'session_expired_location');
49 @sqsession_is_active
();
54 * This detects if the IMAP server has logins disabled, and if so,
55 * squelches the display of the login form and puts up a message
56 * explaining the situation.
58 if($imap_auth_mech == 'login') {
60 * detect disabled login, only when imapServerAddress contains
61 * server address and not mapping. See sqimap_get_user_server()
63 if (substr($imapServerAddress, 0, 4) != "map:") {
64 $imap = sqimap_create_stream($imapServerAddress, $imapPort, $use_imap_tls);
65 $logindisabled = sqimap_capability($imap,'LOGINDISABLED');
68 $string = _("The IMAP server is reporting that plain text logins are disabled.").'<br />'.
69 _("Using CRAM-MD5 or DIGEST-MD5 authentication instead may work.").'<br />';
71 $string .= _("Also, the use of TLS may allow SquirrelMail to login.").'<br />';
73 $string .= _("Please contact your system administrator and report this error.");
75 // display footer (closes html tags) and stop script execution
76 $oTemplate->display('footer.tpl');
82 do_hook('login_cookie');
84 $loginname_value = (sqGetGlobalVar('loginname', $loginname) ?
htmlspecialchars($loginname) : '');
86 /* Output the javascript onload function. */
87 $header = "<script type=\"text/javascript\">\n" .
89 " function squirrelmail_loginpage_onload() {\n".
90 " var textElements = 0;\n".
91 " for (i = 0; i < document.forms[0].elements.length; i++) {\n".
92 " if (document.forms[0].elements[i].type == \"text\" || document.forms[0].elements[i].type == \"password\") {\n".
94 " if (textElements == " . (isset($loginname) ?
2 : 1) . ") {\n".
95 " document.forms[0].elements[i].focus();\n".
104 if (@file_exists
($theme[$theme_default]['PATH']))
105 @include
($theme[$theme_default]['PATH']);
107 if (! isset($color) ||
! is_array($color)) {
108 // Add default color theme, if theme loading fails
110 $color[0] = '#dcdcdc'; /* light gray TitleBar */
111 $color[1] = '#800000'; /* red */
112 $color[2] = '#cc0000'; /* light red Warning/Error Messages */
113 $color[4] = '#ffffff'; /* white Normal Background */
114 $color[7] = '#0000cc'; /* blue Links */
115 $color[8] = '#000000'; /* black Normal text */
118 * send out all the cookies
122 displayHtmlHeader( "$org_name - " . _("Login"), $header, FALSE );
125 /* If they don't have a logo, don't bother.. */
127 if (isset($org_logo) && $org_logo) {
128 /* Display width and height like good little people */
129 $width_and_height = '';
130 if (isset($org_logo_width) && is_numeric($org_logo_width) &&
132 $width_and_height = "width=\"$org_logo_width\" ";
134 if (isset($org_logo_height) && is_numeric($org_logo_height) &&
135 $org_logo_height>0) {
136 $width_and_height .= "height=\"$org_logo_height\" ";
139 $logo_str = '<img src="'.$org_logo.'" ' .
140 'alt="'. sprintf(_("%s Logo"), $org_name).'" ' .
142 'class="sqm_loginImage" /><br />'."\n";
145 $sm_attribute_str = '';
146 if (isset($hide_sm_attributions) && !$hide_sm_attributions) {
147 $sm_attribute_str = _("SquirrelMail Webmail Application")."<br />\n" .
148 _("By the SquirrelMail Project Team")."<br />\n";
151 if(sqgetGlobalVar('mailto', $mailto)) {
152 $rcptaddress = addHidden('mailto', $mailto);
157 $password_field = addPwField('secretkey');
158 $login_extra = addHidden('js_autodetect_results', SMPREF_JS_OFF
).
160 addHidden('just_logged_in', '1');
162 session_write_close();
164 $oTemplate->assign('logo_str', $logo_str);
165 $oTemplate->assign('logo_path', $org_logo);
166 $oTemplate->assign('sm_attribute_str', $sm_attribute_str);
167 $oTemplate->assign('org_name_str', sprintf (_("%s Login"), $org_name));
168 $oTemplate->assign('login_field_value', $loginname_value);
169 $oTemplate->assign('login_extra', $login_extra);
171 echo '<body onLoad="squirrelmail_loginpage_onload()">'."\n";
172 echo '<form action="redirect.php" method="post" onSubmit="document.forms[0].js_autodetect_results.value='. SMPREF_JS_ON
.'">'."\n";
173 do_hook('login_top');
175 $oTemplate->display('login.tpl');
178 do_hook('login_bottom');
180 // Turn off delayed error handling to make sure all errors are dumped.
181 $oErrorHandler->setDelayedErrors(false);
183 $oTemplate->display('footer.tpl');