From 3cf664939b98befe8e9f9a8e3fa8a7e9a85a5745 Mon Sep 17 00:00:00 2001
From: thomascube <thomas@roundcube.net>
Date: Wed, 21 Mar 2007 05:56:49 -0400
Subject: [PATCH] Minor bugfixes posted to the dev-mailing list

---
 program/include/main.inc |  465 ++++++++++++++++++++++++++++++++++++++++++----------------
 1 files changed, 337 insertions(+), 128 deletions(-)

diff --git a/program/include/main.inc b/program/include/main.inc
index 051d6e2..3fe196a 100644
--- a/program/include/main.inc
+++ b/program/include/main.inc
@@ -39,40 +39,12 @@
   // check client
   $BROWSER = rcube_browser();
 
-  // load config file
-  include_once('config/main.inc.php');
-  $CONFIG = is_array($rcmail_config) ? $rcmail_config : array();
-  
-  // load host-specific configuration
-  rcmail_load_host_config($CONFIG);
-  
-  $CONFIG['skin_path'] = $CONFIG['skin_path'] ? unslashify($CONFIG['skin_path']) : 'skins/default';
-
-  // load db conf
-  include_once('config/db.inc.php');
-  $CONFIG = array_merge($CONFIG, $rcmail_config);
-
-  if (empty($CONFIG['log_dir']))
-    $CONFIG['log_dir'] = $INSTALL_PATH.'logs';
-  else
-    $CONFIG['log_dir'] = unslashify($CONFIG['log_dir']);
-
-  // set PHP error logging according to config
-  if ($CONFIG['debug_level'] & 1)
-    {
-    ini_set('log_errors', 1);
-    ini_set('error_log', $CONFIG['log_dir'].'/errors');
-    }
-  if ($CONFIG['debug_level'] & 4)
-    ini_set('display_errors', 1);
-  else
-    ini_set('display_errors', 0);
-
+  // load configuration
+  $CONFIG = rcmail_load_config();
 
   // set session garbage collecting time according to session_lifetime
   if (!empty($CONFIG['session_lifetime']))
-    ini_set('session.gc_maxlifetime', ($CONFIG['session_lifetime']+2)*60);
-
+    ini_set('session.gc_maxlifetime', ($CONFIG['session_lifetime']) * 120);
 
   // prepare DB connection
   require_once('include/rcube_'.(empty($CONFIG['db_backend']) ? 'db' : $CONFIG['db_backend']).'.inc');
@@ -80,7 +52,7 @@
   $DB = new rcube_db($CONFIG['db_dsnw'], $CONFIG['db_dsnr'], $CONFIG['db_persistent']);
   $DB->sqlite_initials = $INSTALL_PATH.'SQL/sqlite.initial.sql';
   $DB->db_connect('w');
-    
+
   // we can use the database for storing session data
   if (!$DB->is_error())
     include_once('include/session.inc');
@@ -129,6 +101,44 @@
   }
 
 
+// load roundcube configuration into global var
+function rcmail_load_config()
+  {
+	global $INSTALL_PATH;
+
+  // load config file
+	include_once('config/main.inc.php');
+	$conf = is_array($rcmail_config) ? $rcmail_config : array();
+
+  // load host-specific configuration
+  rcmail_load_host_config($conf);
+
+  $conf['skin_path'] = $conf['skin_path'] ? unslashify($conf['skin_path']) : 'skins/default';
+
+  // load db conf
+  include_once('config/db.inc.php');
+  $conf = array_merge($conf, $rcmail_config);
+
+  if (empty($conf['log_dir']))
+    $conf['log_dir'] = $INSTALL_PATH.'logs';
+  else
+    $conf['log_dir'] = unslashify($conf['log_dir']);
+
+  // set PHP error logging according to config
+  if ($conf['debug_level'] & 1)
+    {
+    ini_set('log_errors', 1);
+    ini_set('error_log', $conf['log_dir'].'/errors');
+    }
+  if ($conf['debug_level'] & 4)
+    ini_set('display_errors', 1);
+  else
+    ini_set('display_errors', 0);
+
+  return $conf;
+  }
+
+
 // load a host-specific config file if configured
 function rcmail_load_host_config(&$config)
   {
@@ -169,15 +179,17 @@
 function rcmail_authenticate_session()
   {
   $now = mktime();
-  $valid = ($_COOKIE['sessauth'] == rcmail_auth_hash(session_id(), $_SESSION['auth_time']));
+  $valid = ($_COOKIE['sessauth'] == rcmail_auth_hash(session_id(), $_SESSION['auth_time']) ||
+						$_COOKIE['sessauth'] == rcmail_auth_hash(session_id(), $_SESSION['last_auth']));
 
   // renew auth cookie every 5 minutes (only for GET requests)
   if (!$valid || ($_SERVER['REQUEST_METHOD']!='POST' && $now-$_SESSION['auth_time'] > 300))
     {
+    $_SESSION['last_auth'] = $_SESSION['auth_time'];
     $_SESSION['auth_time'] = $now;
     setcookie('sessauth', rcmail_auth_hash(session_id(), $now));
     }
-    
+
   return $valid;
   }
 
@@ -346,18 +358,22 @@
   
   // add common javascripts
   $javascript = "var $JS_OBJECT_NAME = new rcube_webmail();\n";
-  $javascript .= "$JS_OBJECT_NAME.set_env('comm_path', '$COMM_PATH');\n";
+  $javascript .= sprintf("%s.set_env('comm_path', '%s');\n", $JS_OBJECT_NAME, str_replace('&amp;', '&', $COMM_PATH));
 
   if (isset($CONFIG['javascript_config'] )){
     foreach ($CONFIG['javascript_config'] as $js_config_var){
       $javascript .= "$JS_OBJECT_NAME.set_env('$js_config_var', '" . $CONFIG[$js_config_var] . "');\n";
     }
   }
-  
+
+  // don't wait for page onload. Call init at the bottom of the page (delayed)
+  $javascript_foot = "if (window.call_init)\n call_init('$JS_OBJECT_NAME');";
+
   if (!empty($GLOBALS['_framed']))
     $javascript .= "$JS_OBJECT_NAME.set_env('framed', true);\n";
     
-  $OUTPUT->add_script($javascript);
+  $OUTPUT->add_script($javascript, 'head');
+  $OUTPUT->add_script($javascript_foot, 'foot');
   $OUTPUT->include_script('common.js');
   $OUTPUT->include_script('app.js');
   $OUTPUT->scripts_path = 'program/js/';
@@ -377,7 +393,7 @@
 // set localization charset based on the given language
 function rcmail_set_locale($lang)
   {
-  global $OUTPUT, $MBSTRING;
+  global $OUTPUT, $CHARSET, $MBSTRING;
   static $s_mbstring_loaded = NULL;
   
   // settings for mbstring module (by Tadashi Jokagi)
@@ -385,8 +401,39 @@
     $MBSTRING = $s_mbstring_loaded = extension_loaded("mbstring");
   else
     $MBSTRING = $s_mbstring_loaded = FALSE;
+    
+  if ($MBSTRING)
+    mb_internal_encoding($CHARSET);
 
   $OUTPUT->set_charset(rcube_language_prop($lang, 'charset'));
+  }
+
+
+// auto-select IMAP host based on the posted login information
+function rcmail_autoselect_host()
+  {
+  global $CONFIG;
+  
+  $host = isset($_POST['_host']) ? get_input_value('_host', RCUBE_INPUT_POST) : $CONFIG['default_host'];
+  if (is_array($host))
+    {
+    list($user, $domain) = explode('@', get_input_value('_user', RCUBE_INPUT_POST));
+    if (!empty($domain))
+      {
+      foreach ($host as $imap_host => $mail_domains)
+        if (is_array($mail_domains) && in_array($domain, $mail_domains))
+          {
+          $host = $imap_host;
+          break;
+          }
+      }
+
+    // take the first entry if $host is still an array
+    if (is_array($host))
+      $host = array_shift($host);
+    }
+  
+  return $host;
   }
 
 
@@ -398,6 +445,26 @@
   
   if (!$host)
     $host = $CONFIG['default_host'];
+
+  // Validate that selected host is in the list of configured hosts
+  if (is_array($CONFIG['default_host']))
+    {
+    $allowed = FALSE;
+    foreach ($CONFIG['default_host'] as $key => $host_allowed)
+      {
+      if (!is_numeric($key))
+        $host_allowed = $key;
+      if ($host == $host_allowed)
+        {
+        $allowed = TRUE;
+        break;
+        }
+      }
+    if (!$allowed)
+      return FALSE;
+    }
+  else if (!empty($CONFIG['default_host']) && $host != $CONFIG['default_host'])
+    return FALSE;
 
   // parse $host URL
   $a_host = parse_url($host);
@@ -466,7 +533,7 @@
       
     // update user's record
     $DB->query("UPDATE ".get_table_name('users')."
-                SET    last_login=now()
+                SET    last_login=".$DB->now()."
                 WHERE  user_id=?",
                 $user_id);
     }
@@ -485,6 +552,7 @@
     $_SESSION['username']  = $user;
     $_SESSION['user_lang'] = $sess_user_lang;
     $_SESSION['password']  = encrypt_passwd($pass);
+    $_SESSION['login_time'] = mktime();
 
     // force reloading complete list of subscribed mailboxes
     rcmail_set_imap_prop();
@@ -511,22 +579,15 @@
 
   $DB->query("INSERT INTO ".get_table_name('users')."
               (created, last_login, username, mail_host, alias, language)
-              VALUES (now(), now(), ?, ?, ?, ?)",
-              $user,
-              $host,
-              $user_email,
-		      $_SESSION['user_lang']);
+              VALUES (".$DB->now().", ".$DB->now().", ?, ?, ?, ?)",
+              strip_newlines($user),
+              strip_newlines($host),
+              strip_newlines($user_email),
+              $_SESSION['user_lang']);
 
   if ($user_id = $DB->insert_id(get_sequence_name('users')))
     {
-    $mail_domain = $host;
-    if (is_array($CONFIG['mail_domain']))
-      {
-      if (isset($CONFIG['mail_domain'][$host]))
-        $mail_domain = $CONFIG['mail_domain'][$host];
-      }
-    else if (!empty($CONFIG['mail_domain']))
-      $mail_domain = $CONFIG['mail_domain'];
+    $mail_domain = rcmail_mail_domain($host);
    
     if ($user_email=='')
       $user_email = strstr($user, '@') ? $user : sprintf('%s@%s', $user, $mail_domain);
@@ -534,21 +595,28 @@
     $user_name = $user!=$user_email ? $user : '';
 
     // try to resolve the e-mail address from the virtuser table
-	if (!empty($CONFIG['virtuser_query']))
-	  {
-      $sql_result = $DB->query(preg_replace('/%u/', $user, $CONFIG['virtuser_query']));
-      if ($sql_arr = $DB->fetch_array($sql_result))
-        $user_email = $sql_arr[0];
+    if (!empty($CONFIG['virtuser_query']) &&
+        ($sql_result = $DB->query(preg_replace('/%u/', $user, $CONFIG['virtuser_query']))) &&
+        ($DB->num_rows()>0))
+      while ($sql_arr = $DB->fetch_array($sql_result))
+        {
+        $DB->query("INSERT INTO ".get_table_name('identities')."
+                   (user_id, del, standard, name, email)
+                   VALUES (?, 0, 1, ?, ?)",
+                   $user_id,
+                   strip_newlines($user_name),
+                   preg_replace('/^@/', $user . '@', $sql_arr[0]));
+        }
+    else
+      {
+      // also create new identity records
+      $DB->query("INSERT INTO ".get_table_name('identities')."
+                  (user_id, del, standard, name, email)
+                  VALUES (?, 0, 1, ?, ?)",
+                  $user_id,
+                  strip_newlines($user_name),
+                  strip_newlines($user_email));
       }
-
-    // also create new identity records
-    $DB->query("INSERT INTO ".get_table_name('identities')."
-                (user_id, del, standard, name, email)
-                VALUES (?, 0, 1, ?, ?)",
-                $user_id,
-                $user_name,
-                $user_email);
-
                        
     // get existing mailboxes
     $a_mailboxes = $IMAP->list_mailboxes();
@@ -683,7 +751,7 @@
   
   $framed = $GLOBALS['_framed'];
   $command = sprintf("display_message('%s', '%s');",
-                     rep_specialchars_output(rcube_label(array('name' => $message, 'vars' => $vars)), 'js'),
+                     JQ(rcube_label(array('name' => $message, 'vars' => $vars))),
                      $type);
                      
   if ($REMOTE_REQUEST)
@@ -803,23 +871,29 @@
     $OUTPUT->add_script(sprintf("%s.add_label('%s', '%s');",
                                 $JS_OBJECT_NAME,
                                 $name,
-                                rep_specialchars_output(rcube_label($name), 'js')));  
+                                JQ(rcube_label($name))));
   }
 
 
-// remove temp files of a session
-function rcmail_clear_session_temp($sess_id)
+// remove temp files older than two day
+function rcmail_temp_gc()
   {
-  global $CONFIG;
+  $tmp = unslashify($CONFIG['temp_dir']);
+  $expire = mktime() - 172800;  // expire in 48 hours
 
-  $temp_dir = slashify($CONFIG['temp_dir']);
-  $cache_dir = $temp_dir.$sess_id;
-
-  if (is_dir($cache_dir))
+  if ($dir = opendir($tmp))
     {
-    clear_directory($cache_dir);
-    rmdir($cache_dir);
-    }  
+    while (($fname = readdir($dir)) !== false)
+      {
+      if ($fname{0} == '.')
+        continue;
+
+      if (filemtime($tmp.'/'.$fname) < $expire)
+        @unlink($tmp.'/'.$fname);
+      }
+
+    closedir($dir);
+    }
   }
 
 
@@ -840,8 +914,15 @@
   }
 
 
-// convert a string from one charset to another
-// this function is not complete and not tested well
+/**
+ * Convert a string from one charset to another.
+ * Uses mbstring and iconv functions if possible
+ *
+ * @param  string Input string
+ * @param  string Suspected charset of the input string
+ * @param  string Target charset to convert to; defaults to $GLOBALS['CHARSET']
+ * @return Converted string
+ */
 function rcube_charset_convert($str, $from, $to=NULL)
   {
   global $MBSTRING;
@@ -849,7 +930,7 @@
   $from = strtoupper($from);
   $to = $to==NULL ? strtoupper($GLOBALS['CHARSET']) : strtoupper($to);
 
-  if ($from==$to || $str=='')
+  if ($from==$to || $str=='' || empty($from))
     return $str;
 
   // convert charset using mbstring module  
@@ -871,7 +952,7 @@
 
   // convert string to UTF-8
   if ($from=='UTF-7')
-    $str = rcube_charset_convert(UTF7DecodeString($str), 'ISO-8859-1');
+    $str = utf7_to_utf8($str);
   else if (($from=='ISO-8859-1') && function_exists('utf8_encode'))
     $str = utf8_encode($str);
   else if ($from!='UTF-8')
@@ -882,7 +963,7 @@
 
   // encode string for output
   if ($to=='UTF-7')
-    return UTF7EncodeString(rcube_charset_convert($str, 'UTF-8', 'ISO-8859-1'));
+    return utf8_to_utf7($str);
   else if ($to=='ISO-8859-1' && function_exists('utf8_decode'))
     return utf8_decode($str);
   else if ($to!='UTF-8')
@@ -896,12 +977,19 @@
   }
 
 
-
-// replace specials characters to a specific encoding type
+/**
+ * Replacing specials characters to a specific encoding type
+ *
+ * @param  string  Input string
+ * @param  string  Encoding type: text|html|xml|js|url
+ * @param  string  Replace mode for tags: show|replace|remove
+ * @param  boolean Convert newlines
+ * @return The quoted string
+ */
 function rep_specialchars_output($str, $enctype='', $mode='', $newlines=TRUE)
   {
   global $OUTPUT_TYPE, $OUTPUT;
-  static $html_encode_arr, $js_rep_table, $rtf_rep_table, $xml_rep_table;
+  static $html_encode_arr, $js_rep_table, $xml_rep_table;
 
   if (!$enctype)
     $enctype = $GLOBALS['OUTPUT_TYPE'];
@@ -921,7 +1009,6 @@
       {
       $html_encode_arr = get_html_translation_table(HTML_SPECIALCHARS);        
       unset($html_encode_arr['?']);
-      unset($html_encode_arr['&']);
       }
 
     $ltpos = strpos($str, '<');
@@ -933,41 +1020,39 @@
       unset($encode_arr['"']);
       unset($encode_arr['<']);
       unset($encode_arr['>']);
+      unset($encode_arr['&']);
       }
     else if ($mode=='remove')
       $str = strip_tags($str);
-      
-    $out = strtr($str, $encode_arr);
+    
+    // avoid douple quotation of &
+    $out = preg_replace('/&amp;([a-z]{2,5}|#[0-9]{2,4});/', '&\\1;', strtr($str, $encode_arr));
       
     return $newlines ? nl2br($out) : $out;
     }
 
-
   if ($enctype=='url')
     return rawurlencode($str);
 
-
-  // if the replace tables for RTF, XML and JS are not yet defined
+  // if the replace tables for XML and JS are not yet defined
   if (!$js_rep_table)
     {
-    $js_rep_table = $rtf_rep_table = $xml_rep_table = array();
+    $js_rep_table = $xml_rep_table = array();
     $xml_rep_table['&'] = '&amp;';
 
     for ($c=160; $c<256; $c++)  // can be increased to support more charsets
       {
       $hex = dechex($c);
-      $rtf_rep_table[Chr($c)] = "\\'$hex";
       $xml_rep_table[Chr($c)] = "&#$c;";
       
       if ($OUTPUT->get_charset()=='ISO-8859-1')
         $js_rep_table[Chr($c)] = sprintf("\u%s%s", str_repeat('0', 4-strlen($hex)), $hex);
       }
 
-    $js_rep_table['"'] = sprintf("\u%s%s", str_repeat('0', 4-strlen(dechex(34))), dechex(34));
     $xml_rep_table['"'] = '&quot;';
     }
 
-  // encode for RTF
+  // encode for XML
   if ($enctype=='xml')
     return strtr($str, $xml_rep_table);
 
@@ -980,12 +1065,26 @@
     return addslashes(preg_replace(array("/\r\n/", "/\r/"), array('\n', '\n'), strtr($str, $js_rep_table)));
     }
 
-  // encode for RTF
-  if ($enctype=='rtf')
-    return preg_replace("/\r\n/", "\par ", strtr($str, $rtf_rep_table));
-
   // no encoding given -> return original string
   return $str;
+  }
+
+/**
+ * Quote a given string. Alias function for rep_specialchars_output
+ * @see rep_specialchars_output
+ */
+function Q($str, $mode='strict', $newlines=TRUE)
+  {
+  return rep_specialchars_output($str, 'html', $mode, $newlines);
+  }
+
+/**
+ * Quote a given string. Alias function for rep_specialchars_output
+ * @see rep_specialchars_output
+ */
+function JQ($str)
+  {
+  return rep_specialchars_output($str, 'js');
   }
 
 
@@ -1033,7 +1132,21 @@
     return $value;
   }
 
+/**
+ * Remove single and double quotes from given string
+ */
+function strip_quotes($str)
+{
+  return preg_replace('/[\'"]/', '', $str);
+}
 
+/**
+ * Remove new lines characters from given string
+ */
+function strip_newlines($str)
+{
+  return preg_replace('/[\r\n]/', '', $str);
+}
 
 
 // ************** template parsing and gui functions **************
@@ -1078,8 +1191,12 @@
 
 
   // parse for specialtags
-  $output = parse_rcube_xml($templ);
+  $output = parse_rcube_xml(parse_rcube_conditions($templ));
   
+  // add debug console
+  if ($CONFIG['debug_level'] & 8)
+    $OUTPUT->footer = '<div style="position:absolute;top:5px;left:5px;width:400px;opacity:0.8;z-index:9000;"><form name="debugform"><textarea name="console" rows="15" cols="40" style="width:400px;border:none;font-size:x-small"></textarea></form>';
+
   $OUTPUT->write(trim(parse_with_globals($output)), $skin_path);
 
   if ($exit)
@@ -1097,6 +1214,55 @@
   }
 
 
+// parse conditional code
+function parse_rcube_conditions($input)
+  {
+  if (($matches = preg_split('/<roundcube:(if|elseif|else|endif)\s+([^>]+)>/is', $input, 2, PREG_SPLIT_DELIM_CAPTURE)) && count($matches)==4)
+    {
+    if (preg_match('/^(else|endif)$/i', $matches[1]))
+      return $matches[0] . parse_rcube_conditions($matches[3]);
+    else
+      {
+      $attrib = parse_attrib_string($matches[2]);
+      if (isset($attrib['condition']))
+        {
+        $condmet = rcube_xml_condition($attrib['condition']);
+        $submatches = preg_split('/<roundcube:(elseif|else|endif)\s+([^>]+)>/is', $matches[3], 2, PREG_SPLIT_DELIM_CAPTURE);
+
+		    if ($condmet)
+			    $result = $submatches[0] . preg_replace('/.*<roundcube:endif\s+[^>]+>/is', '', $submatches[3]);
+        else
+          $result = "<roundcube:$submatches[1] $submatches[2]>" . $submatches[3];
+          
+        return $matches[0] . parse_rcube_conditions($result);
+        }
+      else
+        {
+        raise_error(array('code' => 500, 'type' => 'php', 'line' => __LINE__, 'file' => __FILE__,
+                          'message' => "Unable to parse conditional tag " . $matches[2]), TRUE, FALSE);
+        }
+      }
+    }
+
+  return $input;
+  }
+
+ 
+/**
+ * Determines if a given condition is met
+ *
+ * @return True if condition is valid, False is not
+ */
+function rcube_xml_condition($condition)
+  {
+  $condition = preg_replace(
+      array('/session:([a-z0-9_]+)/i', '/config:([a-z0-9_]+)/i', '/request:([a-z0-9_]+)/ie'),
+      array("\$_SESSION['\\1']", "\$GLOBALS['CONFIG']['\\1']", "get_input_value('\\1', RCUBE_INPUT_GPC)"),
+      $condition);
+
+  return @eval("return (".$condition.");");
+  }
+
 
 function parse_rcube_xml($input)
   {
@@ -1105,12 +1271,19 @@
   }
 
 
+/**
+ * Convert a xml command tag into real content
+ */
 function rcube_xml_command($command, $str_attrib, $add_attrib=array())
   {
   global $IMAP, $CONFIG, $OUTPUT;
   
   $command = strtolower($command);
   $attrib = parse_attrib_string($str_attrib) + $add_attrib;
+  
+  // empty output if required condition is not met
+  if (!empty($attrib['condition']) && !rcube_xml_condition($attrib['condition']))
+    return '';
 
   // execute command
   switch ($command)
@@ -1124,7 +1297,7 @@
     // show a label
     case 'label':
       if ($attrib['name'] || $attrib['command'])
-        return rep_specialchars_output(rcube_label($attrib));
+        return Q(rcube_label($attrib));
       break;
 
     // create a menu item
@@ -1175,6 +1348,7 @@
         'composeattachment' => 'rcmail_compose_attachment_field',
         'priorityselector' => 'rcmail_priority_selector',
         'charsetselector' => 'rcmail_charset_selector',
+        'editorselector' => 'rcmail_editor_selector',
         'searchform' => 'rcmail_search_form',
         'receiptcheckbox' => 'rcmail_receipt_checkbox',
         
@@ -1206,7 +1380,7 @@
       else if ($object=='productname')
         {
         $name = !empty($CONFIG['product_name']) ? $CONFIG['product_name'] : 'RoundCube Webmail';
-        return rep_specialchars_output($name, 'html', 'all');
+        return Q($name);
         }
       else if ($object=='version')
         {
@@ -1228,7 +1402,7 @@
         else
           $title .= ucfirst($task);
           
-        return rep_specialchars_output($title, 'html', 'all');
+        return Q($title);
         }
 
       break;
@@ -1257,8 +1431,7 @@
   if ($attrib['type'])
     $attrib['type'] = strtolower($attrib['type']);
   else
-    $attrib['type'] = ($attrib['image'] || $attrib['imagepas'] || $arg['imageact']) ? 'image' : 'link';
-  
+    $attrib['type'] = ($attrib['image'] || $attrib['imagepas'] || $attrib['imageact']) ? 'image' : 'link';
   
   $command = $attrib['command'];
   
@@ -1267,7 +1440,7 @@
     $attrib = $sa_buttons[$attrib['name']];
 
   // add button to button stack
-  else if($attrib['image'] || $arg['imageact'] || $attrib['imagepas'] || $attrib['class'])
+  else if($attrib['image'] || $attrib['imageact'] || $attrib['imagepas'] || $attrib['class'])
     {
     if(!$attrib['name'])
       $attrib['name'] = $command;
@@ -1295,12 +1468,12 @@
 
   // get localized text for labels and titles
   if ($attrib['title'])
-    $attrib['title'] = rep_specialchars_output(rcube_label($attrib['title']));
+    $attrib['title'] = Q(rcube_label($attrib['title']));
   if ($attrib['label'])
-    $attrib['label'] = rep_specialchars_output(rcube_label($attrib['label']));
+    $attrib['label'] = Q(rcube_label($attrib['label']));
 
   if ($attrib['alt'])
-    $attrib['alt'] = rep_specialchars_output(rcube_label($attrib['alt']));
+    $attrib['alt'] = Q(rcube_label($attrib['alt']));
 
   // set title to alt attribute for IE browsers
   if ($BROWSER['ie'] && $attrib['title'] && !$attrib['alt'])
@@ -1413,12 +1586,11 @@
   $table .= "<thead><tr>\n";
 
   foreach ($a_show_cols as $col)
-    $table .= '<td class="'.$col.'">' . rep_specialchars_output(rcube_label($col)) . "</td>\n";
+    $table .= '<td class="'.$col.'">' . Q(rcube_label($col)) . "</td>\n";
 
   $table .= "</tr></thead>\n<tbody>\n";
   
   $c = 0;
-
   if (!is_array($table_data)) 
     {
     while ($table_data && ($sql_arr = $DB->fetch_assoc($table_data)))
@@ -1430,8 +1602,8 @@
       // format each col
       foreach ($a_show_cols as $col)
         {
-        $cont = rep_specialchars_output($sql_arr[$col]);
-	    $table .= '<td class="'.$col.'">' . $cont . "</td>\n";
+        $cont = Q($sql_arr[$col]);
+        $table .= '<td class="'.$col.'">' . $cont . "</td>\n";
         }
 
       $table .= "</tr>\n";
@@ -1449,8 +1621,8 @@
       // format each col
       foreach ($a_show_cols as $col)
         {
-        $cont = rep_specialchars_output($row_data[$col]);
-	    $table .= '<td class="'.$col.'">' . $cont . "</td>\n";
+        $cont = Q($row_data[$col]);
+        $table .= '<td class="'.$col.'">' . $cont . "</td>\n";
         }
 
       $table .= "</tr>\n";
@@ -1465,7 +1637,15 @@
   }
 
 
-
+/**
+ * Create an edit field for inclusion on a form
+ * 
+ * @param string col field name
+ * @param string value field value
+ * @param array attrib HTML element attributes for field
+ * @param string type HTML element type (default 'text')
+ * @return string HTML field definition
+ */
 function rcmail_get_edit_field($col, $value, $attrib, $type='text')
   {
   $fname = '_'.$col;
@@ -1511,12 +1691,12 @@
 function parse_attrib_string($str)
   {
   $attrib = array();
-  preg_match_all('/\s*([-_a-z]+)=["]([^"]+)["]?/i', stripslashes($str), $regs, PREG_SET_ORDER);
+  preg_match_all('/\s*([-_a-z]+)=(["\'])([^"]+)\2/Ui', stripslashes($str), $regs, PREG_SET_ORDER);
 
   // convert attributes to an associative array (name => value)
   if ($regs)
     foreach ($regs as $attr)
-      $attrib[strtolower($attr[1])] = $attr[2];
+      $attrib[strtolower($attr[1])] = $attr[3];
 
   return $attrib;
   }
@@ -1548,15 +1728,15 @@
   $now = time();  // local time
   $now -= (int)date('Z'); // make GMT time
   $now += ($tz * 3600); // user's time
-  $now_date = getdate();
+  $now_date = getdate($now);
 
   $today_limit = mktime(0, 0, 0, $now_date['mon'], $now_date['mday'], $now_date['year']);
   $week_limit = mktime(0, 0, 0, $now_date['mon'], $now_date['mday']-6, $now_date['year']);
 
   // define date format depending on current time  
-  if ($CONFIG['prettydate'] && !$format && $timestamp > $today_limit)
-    return sprintf('%s %s', rcube_label('today'), date('H:i', $timestamp));
-  else if ($CONFIG['prettydate'] && !$format && $timestamp > $week_limit)
+  if ($CONFIG['prettydate'] && !$format && $timestamp > $today_limit && $timestamp < $now)
+    return sprintf('%s %s', rcube_label('today'), date($CONFIG['date_today'] ? $CONFIG['date_today'] : 'H:i', $timestamp));
+  else if ($CONFIG['prettydate'] && !$format && $timestamp > $week_limit && $timestamp < $now)
     $format = $CONFIG['date_short'] ? $CONFIG['date_short'] : 'D H:i';
   else if (!$format)
     $format = $CONFIG['date_long'] ? $CONFIG['date_long'] : 'd.m.Y H:i';
@@ -1646,6 +1826,24 @@
   }
 
 
+// return the mail domain configured for the given host
+function rcmail_mail_domain($host)
+  {
+  global $CONFIG;
+
+  $domain = $host;
+  if (is_array($CONFIG['mail_domain']))
+    {
+    if (isset($CONFIG['mail_domain'][$host]))
+      $domain = $CONFIG['mail_domain'][$host];
+    }
+  else if (!empty($CONFIG['mail_domain']))
+    $domain = $CONFIG['mail_domain'];
+
+  return $domain;
+  }
+
+
 // return code for the webmail login form
 function rcmail_login_form($attrib)
   {
@@ -1656,7 +1854,7 @@
   $labels['pass'] = rcube_label('password');
   $labels['host'] = rcube_label('server');
   
-  $input_user = new textfield(array('name' => '_user', 'id' => 'rcmloginuser', 'size' => 30));
+  $input_user = new textfield(array('name' => '_user', 'id' => 'rcmloginuser', 'size' => 30, 'autocomplete' => 'off'));
   $input_pass = new passwordfield(array('name' => '_pass', 'id' => 'rcmloginpwd', 'size' => 30));
   $input_action = new hiddenfield(array('name' => '_action', 'value' => 'login'));
     
@@ -1670,14 +1868,22 @@
     $select_host = new select(array('name' => '_host', 'id' => 'rcmloginhost'));
     
     foreach ($CONFIG['default_host'] as $key => $value)
-      $select_host->add($value, (is_numeric($key) ? $value : $key));
+    {
+      if (!is_array($value))
+        $select_host->add($value, (is_numeric($key) ? $value : $key));
+      else
+        {
+        unset($select_host);
+        break;
+        }
+    }
       
-    $fields['host'] = $select_host->show($_POST['_host']);
+    $fields['host'] = isset($select_host) ? $select_host->show($_POST['_host']) : null;
     }
   else if (!strlen($CONFIG['default_host']))
     {
-	$input_host = new textfield(array('name' => '_host', 'id' => 'rcmloginhost', 'size' => 30));
-	$fields['host'] = $input_host->show($_POST['_host']);
+    $input_host = new textfield(array('name' => '_host', 'id' => 'rcmloginhost', 'size' => 30));
+    $fields['host'] = $input_host->show($_POST['_host']);
     }
 
   $form_name = strlen($attrib['form']) ? $attrib['form'] : 'form';
@@ -1791,6 +1997,9 @@
 function write_log($name, $line)
   {
   global $CONFIG;
+
+  if (!is_string($line))
+    $line = var_export($line, true);
   
   $log_entry = sprintf("[%s]: %s\n",
                  date("d-M-Y H:i:s O", mktime()),

--
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