X-Git-Url: https://vcs.fsf.org/?a=blobdiff_plain;f=src%2Flogin.php;h=1421ba43337e4844f4883c3003e165f748907d4d;hb=150c28d60c69f5f9a8299251a7e36e09c1f863b7;hp=698262c3c459f6ebd3481b44aeda87bcb156769c;hpb=cde4bbd3ba7c534bb38a7a1add749c7013268125;p=squirrelmail.git

diff --git a/src/login.php b/src/login.php
index 698262c3..1421ba43 100644
--- a/src/login.php
+++ b/src/login.php
@@ -3,133 +3,187 @@
 /**
  * login.php -- simple login screen
  *
- * Copyright (c) 1999-2002 The SquirrelMail Project Team
+ * Copyright (c) 1999-2004 The SquirrelMail Project Team
  * Licensed under the GNU GPL. For full terms see the file COPYING.
  *
  * This a simple login screen. Some housekeeping is done to clean
  * cookies and find language.
  *
- * $Id$
+ * @version $Id$
+ * @package squirrelmail
  */
-require_once('../functions/strings.php');
-require_once('../config/config.php');
-require_once('../functions/i18n.php');
-require_once('../functions/plugin.php');
-require_once('../functions/constants.php');
-require_once('../functions/page_header.php');
-//require_once('../class/browser.class.php');
-
-// initialize some vars
-if(!isset($UA)) $UA = '';
-if(!isset($cc)) $cc = '';
-if(!isset($dl)) $dl = '';
-if(!isset($am)) $am = '';
-
-//$sniffer_settings = array('check_cookies'=>$cc,
-//                          'default_language'=>$dl,
-//                          'allow_masquerading'=>$am);
-//$browser = new phpSniff($UA,$sniffer_settings);
 
-/*
+/**
+ * Path for SquirrelMail required files.
+ * @ignore
+ */
+define('SM_PATH','../');
+
+/* SquirrelMail required files. */
+require_once(SM_PATH . 'functions/strings.php');
+require_once(SM_PATH . 'config/config.php');
+require_once(SM_PATH . 'functions/i18n.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/html.php');
+require_once(SM_PATH . 'functions/global.php');
+require_once(SM_PATH . 'functions/imap_general.php');
+require_once(SM_PATH . 'functions/forms.php');
+
+/**
  * $squirrelmail_language is set by a cookie when the user selects
  * language and logs out
  */
-set_up_language($squirrelmail_language, TRUE);
+set_up_language($squirrelmail_language, TRUE, TRUE);
 
 /**
  * Find out the base URI to set cookies.
  */
 if (!function_exists('sqm_baseuri')){
-    require_once('../functions/display_messages.php');
+    require_once(SM_PATH . 'functions/display_messages.php');
 }
 $base_uri = sqm_baseuri();
-@session_destroy();
-session_start();
-//session_register('browser');
+
 /*
  * In case the last session was not terminated properly, make sure
  * we get a new one.
  */
-$cookie_params = session_get_cookie_params();
-setcookie(session_name(), '', 0, $cookie_params['path'], 
-          $cookie_params['domain']);
-setcookie('username', '', 0, $base_uri);
-setcookie('key', '', 0, $base_uri);
+
+sqsession_destroy();
+ 
 header('Pragma: no-cache');
 
+/**
+ * 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') {
+    $imap = sqimap_create_stream($imapServerAddress, $imapPort, $use_imap_tls);
+    $logindisabled = sqimap_capability($imap,'LOGINDISABLED');
+    sqimap_logout($imap);
+    if ($logindisabled) {
+        $string = "The IMAP server is reporting that logins are disabled.<br>";
+        if (!$use_imap_tls) {
+            $string .= "The use of TLS may allow SquirrelMail to login.<br>";
+        }
+        $string .= "Please contact your system administrator.";
+        error_box($string,$color);
+        exit;
+    }
+}
+
 do_hook('login_cookie');
 
 /* Output the javascript onload function. */
 
-$header = "<SCRIPT LANGUAGE=\"JavaScript\" TYPE=\"text/javascript\">\n" .
+$header = "<script language=\"JavaScript\" type=\"text/javascript\">\n" .
           "<!--\n".
           "  function squirrelmail_loginpage_onload() {\n".
-          "    document.forms[0].js_autodetect_results.value = '" . SMPREF_JS_ON . "';\n".
-          '    document.forms[0].elements[' . (isset($loginname) ? 1 : 0) . "].focus();\n".
+          "    var textElements = 0;\n".
+          "    for (i = 0; i < document.forms[0].elements.length; i++) {\n".
+          "      if (document.forms[0].elements[i].type == \"text\" || document.forms[0].elements[i].type == \"password\") {\n".
+          "        textElements++;\n".
+          "        if (textElements == " . (isset($loginname) ? 2 : 1) . ") {\n".
+          "          document.forms[0].elements[i].focus();\n".
+          "          break;\n".
+          "        }\n".
+          "      }\n".
+          "    }\n".
           "  }\n".
           "// -->\n".
           "</script>\n";
-$custom_css = 'none';          
+
+if (@file_exists($theme[$theme_default]['PATH']))
+   @include ($theme[$theme_default]['PATH']);
+
 displayHtmlHeader( "$org_name - " . _("Login"), $header, FALSE );
 
-/* Set the title of this page. */
-echo '<BODY TEXT="#000000" BGCOLOR="#FFFFFF" LINK="#0000CC" VLINK="#0000CC" ALINK="#0000CC" onLoad="squirrelmail_loginpage_onload();">'.
-     "\n<FORM ACTION=\"redirect.php\" METHOD=\"POST\">\n";
+echo "<body text=\"$color[8]\" bgcolor=\"$color[4]\" link=\"$color[7]\" vlink=\"$color[7]\" alink=\"$color[7]\" onLoad=\"squirrelmail_loginpage_onload()\">" .
+     "\n" . '<form action="redirect.php" method="post" onSubmit="document.forms[0].js_autodetect_results.value=\'' . SMPREF_JS_ON .'\';">' . "\n";
 
 $username_form_name = 'login_username';
 $password_form_name = 'secretkey';
 do_hook('login_top');
 
-$loginname_value = (isset($loginname) ? htmlspecialchars($loginname) : '');
-
-/* Display width and height like good little people */
-$width_and_height = '';
-if (isset($org_logo_width) && is_int($org_logo_width) && $org_logo_width>0) {
-    $width_and_height = " WIDTH=\"$org_logo_width\"";
-}
-if (isset($org_logo_height) && is_int($org_logo_height) && $org_logo_height>0) {
-    $width_and_height .= " HEIGHT=\"$org_logo_height\"";
+$loginname_value = (sqGetGlobalVar('loginname', $loginname) ? htmlspecialchars($loginname) : '');
+
+/* If they don't have a logo, don't bother.. */
+if (isset($org_logo) && $org_logo) {
+    /* Display width and height like good little people */
+    $width_and_height = '';
+    if (isset($org_logo_width) && is_numeric($org_logo_width) &&
+     $org_logo_width>0) {
+        $width_and_height = " width=\"$org_logo_width\"";
+    }
+    if (isset($org_logo_height) && is_numeric($org_logo_height) &&
+     $org_logo_height>0) {
+        $width_and_height .= " height=\"$org_logo_height\"";
+    }
 }
 
-echo '<CENTER>'.
-     "  <IMG SRC=\"$org_logo\" ALT=\"" . sprintf(_("%s Logo"), $org_name) . 
-        "\"$width_and_height><BR>\n".
-     ( $hide_sm_attributions ? '' :
-       '<SMALL>' . sprintf (_("SquirrelMail version %s"), $version) . "<BR>\n".
-       '  ' . _("By the SquirrelMail Development Team") . "<BR></SMALL>\n" ) .
-     "</CENTER>\n".
-
-     "<CENTER>\n".
-     "<TABLE COLS=\"1\" WIDTH=\"350\">\n".
-     "   <TR><TD ALIGN=CENTER BGCOLOR=\"#DCDCDC\">\n".
-     '      <B>' . sprintf (_("%s Login"), $org_name) . "</B>\n".
-     "   </TD></TR>".
-     "   <TR><TD BGCOLOR=\"#FFFFFF\"><TABLE COLS=2 WIDTH=\"100%\">\n".
-     "      <TR>\n".
-     '         <TD WIDTH="30%" ALIGN=right>' . _("Name:") . "</TD>\n".
-     "         <TD WIDTH=\"*\" ALIGN=left>\n".
-     "            <INPUT TYPE=TEXT NAME=\"$username_form_name\" VALUE=\"$loginname_value\">\n".
-     "         </TD>\n".
-     "      </TR>\n".
-     "      <TR>\n".
-     '         <TD WIDTH="30%" ALIGN=right>' . _("Password:") . "</TD>\n".
-     "         <TD WIDTH=\"*\" ALIGN=left>\n".
-     "            <INPUT TYPE=PASSWORD NAME=\"$password_form_name\">\n".
-     "            <INPUT TYPE=HIDDEN NAME=\"js_autodetect_results\" VALUE=\"" . SMPREF_JS_OFF . "\">\n".
-     "            <INPUT TYPE=HIDDEN NAME=\"just_logged_in\" value=1>\n".
-     "         </TD>\n".
-     "      </TR>\n".
-     "   </TABLE></TD></TR>\n".
-     "   <TR><TD>\n".
-     '      <CENTER><INPUT TYPE=SUBMIT VALUE="' . _("Login") . "\"></CENTER>\n".
-     "   </TD></TR>\n".
-     "</TABLE>\n".
-     "</CENTER>\n";
-
+if(sqgetGlobalVar('mailto', $mailto)) {
+    $rcptaddress = addHidden('mailto', $mailto);
+} else {
+    $rcptaddress = '';
+}
+echo html_tag( 'table',
+    html_tag( 'tr',
+        html_tag( 'td',
+            '<center>'.
+            ( isset($org_logo) && $org_logo
+              ? '<img src="' . $org_logo . '" alt="' .
+                sprintf(_("%s Logo"), $org_name) .'"' . $width_and_height .
+                ' /><br />' . "\n"
+              : '' ).
+            ( (isset($hide_sm_attributions) && $hide_sm_attributions) ? '' :
+            '<small>' . sprintf (_("SquirrelMail version %s"), $version) . '<br />' ."\n".
+            '  ' . _("By the SquirrelMail Development Team") . '<br /></small>' . "\n" ) .
+            html_tag( 'table',
+                html_tag( 'tr',
+                    html_tag( 'td',
+                        '<b>' . sprintf (_("%s Login"), $org_name) . "</b>\n",
+                    'center', $color[0] )
+                ) .
+                html_tag( 'tr',
+                    html_tag( 'td',  "\n" .
+                        html_tag( 'table',
+                            html_tag( 'tr',
+                                html_tag( 'td',
+                                    _("Name:") ,
+                                'right', '', 'width="30%"' ) .
+                                html_tag( 'td',
+				    addInput($username_form_name, $loginname_value),
+                                'left', '', 'width="*"' )
+                                ) . "\n" .
+                            html_tag( 'tr',
+                                html_tag( 'td',
+                                    _("Password:") ,
+                                'right', '', 'width="30%"' ) .
+                                html_tag( 'td',
+				    addPwField($password_form_name).
+				    addHidden('js_autodetect_results', SMPREF_JS_OFF).
+                                    $rcptaddress .
+				    addHidden('just_logged_in', '1'),
+                                'left', '', 'width="*"' )
+                            ) ,
+                        'center', $color[4], 'border="0" width="100%"' ) ,
+                    'left', $color[4] )
+                ) . 
+                html_tag( 'tr',
+                    html_tag( 'td',
+                        '<center>'. addSubmit(_("Login")) .'</center>',
+                    'left' )
+                ),
+            '', $color[4], 'border="0" width="350"' ) . '</center>',
+        'center' )
+    ) ,
+'', $color[4], 'border="0" cellspacing="0" cellpadding="0" width="100%"' );
 do_hook('login_form');
-echo "</FORM>\n";
+echo '</form>' . "\n";
 
 do_hook('login_bottom');
-echo "</BODY>\n".
-     "</HTML>\n";
-?>
\ No newline at end of file
+echo "</body>\n".
+     "</html>\n";
+?>