From ab0b51a1fef87bcc643c3aaf2e635c811b28ccd8 Mon Sep 17 00:00:00 2001
From: alecpl <alec@alec.pl>
Date: Tue, 15 Feb 2011 06:10:59 -0500
Subject: [PATCH] - Use only one from IMAP authentication methods to prevent login delays (1487784)

---
 program/include/main.inc |  409 ++++++++++++++++++++++++++++++++++++++++++++++-----------
 1 files changed, 328 insertions(+), 81 deletions(-)

diff --git a/program/include/main.inc b/program/include/main.inc
index 31c9a08..568b334 100644
--- a/program/include/main.inc
+++ b/program/include/main.inc
@@ -5,7 +5,7 @@
  | program/include/main.inc                                              |
  |                                                                       |
  | This file is part of the Roundcube Webmail client                     |
- | Copyright (C) 2005-2009, Roundcube Dev, - Switzerland                 |
+ | Copyright (C) 2005-2011, The Roundcube Dev Team                       |
  | Licensed under the GNU GPL                                            |
  |                                                                       |
  | PURPOSE:                                                              |
@@ -84,12 +84,25 @@
  * It's a global wrapper for rcmail::gettext()
  *
  * @param mixed Named parameters array or label name
+ * @param string Domain to search in (e.g. plugin name)
  * @return string Localized text
  * @see rcmail::gettext()
  */
 function rcube_label($p, $domain=null)
 {
   return rcmail::get_instance()->gettext($p, $domain);
+}
+
+
+/**
+ * Global wrapper of rcmail::text_exists()
+ * to check whether a text label is defined
+ *
+ * @see rcmail::text_exists()
+ */
+function rcube_label_exists($name, $domain=null)
+{
+  return rcmail::get_instance()->text_exists($name, $domain);
 }
 
 
@@ -539,7 +552,7 @@
     {
     if (!$html_encode_arr)
       {
-      $html_encode_arr = get_html_translation_table(HTML_SPECIALCHARS);        
+      $html_encode_arr = get_html_translation_table(HTML_SPECIALCHARS);
       unset($html_encode_arr['?']);
       }
 
@@ -560,9 +573,7 @@
     $out = strtr($str, $encode_arr);
 
     // avoid douple quotation of &
-    // commented out, because this breaks displaying of text with entity strings
-    // in text messages.
-    //$out = preg_replace('/&amp;([A-Za-z]{2,6}|#[0-9]{2,4});/', '&\\1;', $out);
+    $out = preg_replace('/&amp;([A-Za-z]{2,6}|#[0-9]{2,4});/', '&\\1;', $out);
 
     return $newlines ? nl2br($out) : $out;
     }
@@ -730,6 +741,16 @@
 }
 
 /**
+ * Convert the given string into a valid HTML identifier
+ * Same functionality as done in app.js with this.identifier_expr
+ *
+ */
+function html_identifier($str)
+{
+  return asciiwords($str, true, '_');
+}
+
+/**
  * Remove single and double quotes from given string
  *
  * @param string Input value
@@ -780,7 +801,7 @@
     while ($table_data && ($sql_arr = $db->fetch_assoc($table_data)))
     {
       $zebra_class = $c % 2 ? 'even' : 'odd';
-      $table->add_row(array('id' => 'rcmrow' . $sql_arr[$id_col], 'class' => $zebra_class));
+      $table->add_row(array('id' => 'rcmrow' . html_identifier($sql_arr[$id_col]), 'class' => $zebra_class));
 
       // format each col
       foreach ($a_show_cols as $col)
@@ -797,11 +818,11 @@
       if (!empty($row_data['class']))
         $zebra_class .= ' '.$row_data['class'];
 
-      $table->add_row(array('id' => 'rcmrow' . $row_data[$id_col], 'class' => $zebra_class));
+      $table->add_row(array('id' => 'rcmrow' . html_identifier($row_data[$id_col]), 'class' => $zebra_class));
 
       // format each col
       foreach ($a_show_cols as $col)
-        $table->add($col, Q($row_data[$col]));
+        $table->add($col, Q(is_array($row_data[$col]) ? $row_data[$col][0] : $row_data[$col]));
         
       $c++;
     }
@@ -821,32 +842,43 @@
  * @return string HTML field definition
  */
 function rcmail_get_edit_field($col, $value, $attrib, $type='text')
-  {
-  $fname = '_'.$col;
-  $attrib['name'] = $fname;
+{
+  static $colcounts = array();
   
-  if ($type=='checkbox')
-    {
+  $fname = '_'.$col;
+  $attrib['name'] = $fname . ($attrib['array'] ? '[]' : '');
+  $attrib['class'] = trim($attrib['class'] . ' ff_' . $col);
+  
+  if ($type == 'checkbox') {
     $attrib['value'] = '1';
     $input = new html_checkbox($attrib);
-    }
-  else if ($type=='textarea')
-    {
+  }
+  else if ($type == 'textarea') {
     $attrib['cols'] = $attrib['size'];
     $input = new html_textarea($attrib);
-    }
-  else
+  }
+  else if ($type == 'select') {
+    $input = new html_select($attrib);
+    $input->add('---', '');
+    $input->add(array_values($attrib['options']), array_keys($attrib['options']));
+  }
+  else {
+    if ($attrib['type'] != 'text' && $attrib['type'] != 'hidden')
+        $attrib['type'] = 'text';
     $input = new html_inputfield($attrib);
+  }
 
   // use value from post
-  if (!empty($_POST[$fname]))
-    $value = get_input_value($fname, RCUBE_INPUT_POST,
-	    $type == 'textarea' && strpos($attrib['class'], 'mce_editor')!==false ? true : false);
+  if (isset($_POST[$fname])) {
+    $postvalue = get_input_value($fname, RCUBE_INPUT_POST,
+      $type == 'textarea' && strpos($attrib['class'], 'mce_editor')!==false ? true : false);
+    $value = $attrib['array'] ? $postvalue[intval($colcounts[$col]++)] : $postvalue;
+  }
 
   $out = $input->show($value);
-         
+
   return $out;
-  }
+}
 
 
 /**
@@ -863,8 +895,8 @@
   $replacements = new rcube_string_replacer;
 
   // ignore the whole block if evil styles are detected
-  $stripped = preg_replace('/[^a-z\(:]/', '', rcmail_xss_entity_decode($source));
-  if (preg_match('/expression|behavior|url\(|import/', $stripped))
+  $stripped = preg_replace('/[^a-z\(:;]/', '', rcmail_xss_entity_decode($source));
+  if (preg_match('/expression|behavior|url\(|import[^a]/', $stripped))
     return '/* evil! */';
 
   // remove css comments (sometimes used for some ugly hacks)
@@ -969,6 +1001,37 @@
 
 
 /**
+ * Improved equivalent to strtotime()
+ *
+ * @param string Date string
+ * @return int 
+ */
+function rcube_strtotime($date)
+{
+  // check for MS Outlook vCard date format YYYYMMDD
+  if (preg_match('/^([12][90]\d\d)([01]\d)(\d\d)$/', trim($date), $matches)) {
+    return mktime(0,0,0, intval($matches[2]), intval($matches[3]), intval($matches[1]));
+  }
+  else if (is_numeric($date))
+    return $date;
+
+  // support non-standard "GMTXXXX" literal
+  $date = preg_replace('/GMT\s*([+-][0-9]+)/', '\\1', $date);
+
+  // if date parsing fails, we have a date in non-rfc format.
+  // remove token from the end and try again
+  while ((($ts = @strtotime($date)) === false) || ($ts < 0)) {
+    $d = explode(' ', $date);
+    array_pop($d);
+    if (!$d) break;
+    $date = implode(' ', $d);
+  }
+
+  return $ts;
+}
+
+
+/**
  * Convert the given date to a human readable form
  * This uses the date formatting properties from config
  *
@@ -977,31 +1040,17 @@
  * @return string Formatted date string
  */
 function format_date($date, $format=NULL)
-  {
+{
   global $CONFIG;
   
   $ts = NULL;
 
-  if (is_numeric($date))
-    $ts = $date;
-  else if (!empty($date))
-    {
-    // support non-standard "GMTXXXX" literal
-    $date = preg_replace('/GMT\s*([+-][0-9]+)/', '\\1', $date);
-    // if date parsing fails, we have a date in non-rfc format.
-    // remove token from the end and try again
-    while ((($ts = @strtotime($date))===false) || ($ts < 0))
-      {
-        $d = explode(' ', $date);
-        array_pop($d);
-        if (!$d) break;
-        $date = implode(' ', $d);
-      }
-    }
+  if (!empty($date))
+    $ts = rcube_strtotime($date);
 
   if (empty($ts))
     return '';
-   
+
   // get user's timezone
   if ($CONFIG['timezone'] === 'auto')
     $tz = isset($_SESSION['timezone']) ? $_SESSION['timezone'] : date('Z')/3600;
@@ -1013,7 +1062,7 @@
 
   // convert time to user's timezone
   $timestamp = $ts - date('Z', $ts) + ($tz * 3600);
-  
+
   // get current timestamp in user's timezone
   $now = time();  // local time
   $now -= (int)date('Z'); // make GMT time
@@ -1021,30 +1070,33 @@
   $now_date = getdate($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']);
+  $week_limit  = mktime(0, 0, 0, $now_date['mon'], $now_date['mday']-6, $now_date['year']);
 
   // define date format depending on current time
   if (!$format) {
-    if ($CONFIG['prettydate'] && $timestamp > $today_limit && $timestamp < $now)
-      return sprintf('%s %s', rcube_label('today'), date($CONFIG['date_today'] ? $CONFIG['date_today'] : 'H:i', $timestamp));
+    if ($CONFIG['prettydate'] && $timestamp > $today_limit && $timestamp < $now) {
+      $format = $CONFIG['date_today'] ? $CONFIG['date_today'] : 'H:i';
+      $today  = true;
+    }
     else if ($CONFIG['prettydate'] && $timestamp > $week_limit && $timestamp < $now)
       $format = $CONFIG['date_short'] ? $CONFIG['date_short'] : 'D H:i';
     else
       $format = $CONFIG['date_long'] ? $CONFIG['date_long'] : 'd.m.Y H:i';
-    }
+  }
 
   // strftime() format
-  if (preg_match('/%[a-z]+/i', $format))
-    return strftime($format, $timestamp);
+  if (preg_match('/%[a-z]+/i', $format)) {
+    $format = strftime($format, $timestamp);
+    return $today ? (rcube_label('today') . ' ' . $format) : $format;
+  }
 
   // parse format string manually in order to provide localized weekday and month names
   // an alternative would be to convert the date() format string to fit with strftime()
   $out = '';
-  for($i=0; $i<strlen($format); $i++)
-    {
+  for($i=0; $i<strlen($format); $i++) {
     if ($format{$i}=='\\')  // skip escape chars
       continue;
-    
+
     // write char "as-is"
     if ($format{$i}==' ' || $format{$i-1}=='\\')
       $out .= $format{$i};
@@ -1064,10 +1116,10 @@
       $out .= strftime('%x %X', $timestamp);
     else
       $out .= date($format{$i}, $timestamp);
-    }
-  
-  return $out;
   }
+
+  return $today ? (rcube_label('today') . ' ' . $out) : $out;
+}
 
 
 /**
@@ -1195,21 +1247,46 @@
   if (!$RCMAIL->config->get('log_logins') || !$RCMAIL->user)
     return;
 
-  $address = $_SERVER['REMOTE_ADDR'];
-  // append the NGINX X-Real-IP header, if set
-  if (!empty($_SERVER['HTTP_X_REAL_IP'])) {
-    $remote_ip[] = 'X-Real-IP: ' . $_SERVER['HTTP_X_REAL_IP'];
-  }
-  // append the X-Forwarded-For header, if set
-  if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
-    $remote_ip[] = 'X-Forwarded-For: ' . $_SERVER['HTTP_X_FORWARDED_FOR'];
-  }
-
-  if (!empty($remote_ip))
-    $address .= '(' . implode(',', $remote_ip) . ')';
-
   write_log('userlogins', sprintf('Successful login for %s (ID: %d) from %s',
-    $RCMAIL->user->get_username(), $RCMAIL->user->ID, $address));
+    $RCMAIL->user->get_username(), $RCMAIL->user->ID, rcmail_remote_ip()));
+}
+
+
+/**
+ * Returns remote IP address and forwarded addresses if found
+ *
+ * @return string Remote IP address(es)
+ */
+function rcmail_remote_ip()
+{
+    $address = $_SERVER['REMOTE_ADDR'];
+
+    // append the NGINX X-Real-IP header, if set
+    if (!empty($_SERVER['HTTP_X_REAL_IP'])) {
+        $remote_ip[] = 'X-Real-IP: ' . $_SERVER['HTTP_X_REAL_IP'];
+    }
+    // append the X-Forwarded-For header, if set
+    if (!empty($_SERVER['HTTP_X_FORWARDED_FOR'])) {
+        $remote_ip[] = 'X-Forwarded-For: ' . $_SERVER['HTTP_X_FORWARDED_FOR'];
+    }
+
+    if (!empty($remote_ip))
+        $address .= '(' . implode(',', $remote_ip) . ')';
+
+    return $address;
+}
+
+
+/**
+ * Check whether the HTTP referer matches the current request
+ *
+ * @return boolean True if referer is the same host+path, false if not
+ */
+function rcube_check_referer()
+{
+  $uri = parse_url($_SERVER['REQUEST_URI']);
+  $referer = parse_url(rc_request_header('Referer'));
+  return $referer['host'] == rc_request_header('Host') && $referer['path'] == $uri['path'];
 }
 
 
@@ -1221,7 +1298,7 @@
 {
   return microtime(true);
 }
-  
+
 
 /**
  * @access private
@@ -1316,8 +1393,13 @@
   
   $p += array('maxlength' => 100, 'realnames' => false);
   $a_mailboxes = array();
-  
-  foreach ($RCMAIL->imap->list_mailboxes() as $folder)
+
+  if ($p['unsubscribed'])
+    $list = $RCMAIL->imap->list_unsubscribed();
+  else
+    $list = $RCMAIL->imap->list_mailboxes();
+
+  foreach ($list as $folder)
     if (empty($p['exceptions']) || !in_array($folder, $p['exceptions']))
       rcmail_build_folder_tree($a_mailboxes, $folder, $RCMAIL->imap->get_hierarchy_delimiter());
 
@@ -1348,7 +1430,7 @@
     $currentFolder = substr($folder, 0, $pos);
 
     // sometimes folder has a delimiter as the last character
-    if (empty($subFolders))
+    if (!strlen($subFolders))
       $virtual = false;
     else if (!isset($arrFolders[$currentFolder]))
       $virtual = true;
@@ -1378,7 +1460,7 @@
   else
     $arrFolders[$currentFolder]['virtual'] = $virtual;
 
-  if (!empty($subFolders))
+  if (strlen($subFolders))
     rcmail_build_folder_tree($arrFolders[$currentFolder]['folders'], $subFolders, $delm, $path.$delm);
 }
   
@@ -1418,7 +1500,7 @@
     }
 
     // make folder name safe for ids and class names
-    $folder_id = asciiwords($folder['id'], true, '_');
+    $folder_id = html_identifier($folder['id']);
     $classes = array('mailbox');
 
     // set special class for Sent, Drafts, Trash and Junk
@@ -1449,10 +1531,11 @@
       $classes[] = 'unread';
 
     $js_name = JQ($folder['id']);
-    $html_name = Q($foldername . ($unread ? " ($unread)" : ''));
+    $html_name = Q($foldername) . ($unread ? html::span('unreadcount', " ($unread)") : '');
     $link_attrib = $folder['virtual'] ? array() : array(
       'href' => rcmail_url('', array('_mbox' => $folder['id'])),
       'onclick' => sprintf("return %s.command('list','%s',this)", JS_OBJECT_NAME, $js_name),
+      'rel' => $folder['id'],
       'title' => $title,
     );
 
@@ -1553,6 +1636,97 @@
 }
 
 
+function rcmail_quota_display($attrib)
+{
+  global $OUTPUT;
+
+  if (!$attrib['id'])
+    $attrib['id'] = 'rcmquotadisplay';
+
+  if(isset($attrib['display']))
+    $_SESSION['quota_display'] = $attrib['display'];
+
+  $OUTPUT->add_gui_object('quotadisplay', $attrib['id']);
+
+  $quota = rcmail_quota_content($attrib);
+
+  $OUTPUT->add_script('$(document).ready(function(){
+	rcmail.set_quota('.json_serialize($quota).')});', 'foot');
+
+  return html::span($attrib, '');
+}
+
+
+function rcmail_quota_content($attrib=NULL)
+{
+  global $RCMAIL;
+
+  $quota = $RCMAIL->imap->get_quota();
+  $quota = $RCMAIL->plugins->exec_hook('quota', $quota);
+
+  $quota_result = (array) $quota;
+  $quota_result['type'] = isset($_SESSION['quota_display']) ? $_SESSION['quota_display'] : '';
+
+  if (!$quota['total'] && $RCMAIL->config->get('quota_zero_as_unlimited')) {
+    $quota_result['title'] = rcube_label('unlimited');
+    $quota_result['percent'] = 0;
+  }
+  else if ($quota['total']) {
+    if (!isset($quota['percent']))
+      $quota_result['percent'] = min(100, round(($quota['used']/max(1,$quota['total']))*100));
+
+    $title = sprintf('%s / %s (%.0f%%)',
+        show_bytes($quota['used'] * 1024), show_bytes($quota['total'] * 1024),
+        $quota_result['percent']);
+
+    $quota_result['title'] = $title;
+
+    if ($attrib['width'])
+      $quota_result['width'] = $attrib['width'];
+    if ($attrib['height'])
+      $quota_result['height']	= $attrib['height'];
+  }
+  else {
+    $quota_result['title'] = rcube_label('unknown');
+    $quota_result['percent'] = 0;
+  }
+
+  return $quota_result;
+}
+
+
+/**
+ * Outputs error message according to server error/response codes
+ *
+ * @param string Fallback message label
+ * @param string Fallback message label arguments
+ *
+ * @return void
+ */
+function rcmail_display_server_error($fallback=null, $fallback_args=null)
+{
+    global $RCMAIL;
+
+    $err_code = $RCMAIL->imap->get_error_code();
+    $res_code = $RCMAIL->imap->get_response_code();
+
+    if ($res_code == rcube_imap::NOPERM) {
+        $RCMAIL->output->show_message('errornoperm', 'error');
+    }
+    else if ($res_code == rcube_imap::READONLY) {
+        $RCMAIL->output->show_message('errorreadonly', 'error');
+    }
+    else if ($err_code && ($err_str = $RCMAIL->imap->get_error_str())) {
+        $RCMAIL->output->show_message('servererrormsg', 'error', array('msg' => $err_str));
+    }
+    else if ($fallback) {
+        $RCMAIL->output->show_message($fallback, 'error', $fallback_args);
+    }
+
+    return true;
+}
+
+
 /**
  * Output HTML editor scripts
  *
@@ -1578,8 +1752,46 @@
 
   $RCMAIL->output->include_script('tiny_mce/tiny_mce.js');
   $RCMAIL->output->include_script('editor.js');
-  $RCMAIL->output->add_script('rcmail_editor_init("$__skin_path",
-    "'.JQ($lang).'", '.intval($CONFIG['enable_spellcheck']).', "'.$mode.'");');
+  $RCMAIL->output->add_script(sprintf("rcmail_editor_init('\$__skin_path', '%s', %d, '%s');",
+    JQ($lang), intval($CONFIG['enable_spellcheck']), $mode),
+    'foot');
+}
+
+
+/**
+ * Replaces TinyMCE's emoticon images with plain-text representation
+ *
+ * @param string HTML content
+ * @return string HTML content
+ */
+function rcmail_replace_emoticons($html)
+{
+  $emoticons = array(
+    '8-)' => 'smiley-cool',
+    ':-#' => 'smiley-foot-in-mouth',
+    ':-*' => 'smiley-kiss',
+    ':-X' => 'smiley-sealed',
+    ':-P' => 'smiley-tongue-out',
+    ':-@' => 'smiley-yell',
+    ":'(" => 'smiley-cry',
+    ':-(' => 'smiley-frown',
+    ':-D' => 'smiley-laughing',
+    ':-)' => 'smiley-smile',
+    ':-S' => 'smiley-undecided',
+    ':-$' => 'smiley-embarassed',
+    'O:-)' => 'smiley-innocent',
+    ':-|' => 'smiley-money-mouth',
+    ':-O' => 'smiley-surprised',
+    ';-)' => 'smiley-wink',
+  );
+
+  foreach ($emoticons as $idx => $file) {
+    // <img title="Cry" src="http://.../program/js/tiny_mce/plugins/emotions/img/smiley-cry.gif" border="0" alt="Cry" />
+    $search[]  = '/<img title="[a-z ]+" src="https?:\/\/[a-z0-9_.\/-]+\/tiny_mce\/plugins\/emotions\/img\/'.$file.'.gif"[^>]+\/>/i';
+    $replace[] = $idx;
+  }
+
+  return preg_replace($search, $replace, $html);
 }
 
 
@@ -1627,16 +1839,17 @@
  * Replaces hostname variables
  *
  * @param string $name Hostname
+ * @param string $host Optional IMAP hostname
  * @return string
  */
-function rcube_parse_host($name)
+function rcube_parse_host($name, $host='')
 {
   // %n - host
   $n = preg_replace('/:\d+$/', '', $_SERVER['SERVER_NAME']);
   // %d - domain name without first part, e.g. %d=mail.domain.tld, %m=domain.tld
   $d = preg_replace('/^[^\.]+\./', '', $n);
   // %h - IMAP host
-  $h = $_SESSION['imap_host'];
+  $h = $_SESSION['imap_host'] ? $_SESSION['imap_host'] : $host;
   // %z - IMAP domain without first part, e.g. %h=imap.domain.tld, %z=domain.tld
   $z = preg_replace('/^[^\.]+\./', '', $h);
 
@@ -1716,6 +1929,39 @@
   }
 
   return false;
+}
+
+/*
+ * Idn_to_ascii wrapper.
+ * Intl/Idn modules version of this function doesn't work with e-mail address
+ */
+function rcube_idn_to_ascii($str)
+{
+  return rcube_idn_convert($str, true);
+}
+
+/*
+ * Idn_to_ascii wrapper.
+ * Intl/Idn modules version of this function doesn't work with e-mail address
+ */
+function rcube_idn_to_utf8($str)
+{
+  return rcube_idn_convert($str, false);
+}
+
+function rcube_idn_convert($input, $is_utf=false)
+{
+  if ($at = strpos($input, '@')) {
+    $user   = substr($input, 0, $at);
+    $domain = substr($input, $at+1);
+  }
+  else {
+    $domain = $input;
+  }
+
+  $domain = $is_utf ? idn_to_ascii($domain) : idn_to_utf8($domain);
+
+  return $at ? $user . '@' . $domain : $domain;
 }
 
 
@@ -1818,3 +2064,4 @@
         flush();
     }
 }
+

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