From bc94e296e74ab4a3313a3f807b0a5cc40f264879 Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Thu, 08 Aug 2013 07:37:46 -0400
Subject: [PATCH] Correct imap_timeout and smtp_timeout description, so 0 doesn't mean no limit, but default_socket_timeout use (#1489247)

---
 program/steps/mail/compose.inc |  151 +++++++++++++++++++++++++++++++++++++-------------
 1 files changed, 111 insertions(+), 40 deletions(-)

diff --git a/program/steps/mail/compose.inc b/program/steps/mail/compose.inc
index 36c6d96..c9d8c0b 100644
--- a/program/steps/mail/compose.inc
+++ b/program/steps/mail/compose.inc
@@ -143,7 +143,7 @@
 $OUTPUT->set_env('recipients_separator', trim($RCMAIL->config->get('recipients_separator', ',')));
 
 // default font for HTML editor
-$font = rcube_fontdefs($RCMAIL->config->get('default_font', 'Verdana'));
+$font = rcube_fontdefs($RCMAIL->config->get('default_font'));
 if ($font && !is_array($font)) {
   $OUTPUT->set_env('default_font', $font);
 }
@@ -170,6 +170,9 @@
 $config_show_sig = $RCMAIL->config->get('show_sig', 1);
 if ($compose_mode == RCUBE_COMPOSE_EDIT || $compose_mode == RCUBE_COMPOSE_DRAFT) {
   // don't add signature in draft/edit mode, we'll also not remove the old-one
+  // but only on page display, later we should be able to change identity/sig (#1489229)
+  if ($config_show_sig == 1 || $config_show_sig == 2)
+    $OUTPUT->set_env('show_sig_later', true);
 }
 else if ($config_show_sig == 1)
   $OUTPUT->set_env('show_sig', true);
@@ -204,7 +207,10 @@
   if (!empty($MESSAGE->headers->charset))
     $RCMAIL->storage->set_charset($MESSAGE->headers->charset);
 
-  if ($compose_mode == RCUBE_COMPOSE_REPLY) {
+  if (!$MESSAGE->headers) {
+    // error
+  }
+  else if ($compose_mode == RCUBE_COMPOSE_REPLY) {
     $COMPOSE['reply_uid'] = $msg_uid;
     $COMPOSE['reply_msgid'] = $MESSAGE->headers->messageID;
     $COMPOSE['references']  = trim($MESSAGE->headers->references . " " . $MESSAGE->headers->messageID);
@@ -219,10 +225,10 @@
       $COMPOSE['param']['sent_mbox'] = $sent_folder;
     }
   }
-  else if ($compose_mode == RCUBE_COMPOSE_DRAFT) {
-    if ($MESSAGE->headers->others['x-draft-info']) {
+  else if ($compose_mode == RCUBE_COMPOSE_DRAFT || $compose_mode == RCUBE_COMPOSE_EDIT) {
+    if ($compose_mode == RCUBE_COMPOSE_DRAFT && ($draft_info = $MESSAGE->headers->get('x-draft-info'))) {
       // get reply_uid/forward_uid to flag the original message when sending
-      $info = rcmail_draftinfo_decode($MESSAGE->headers->others['x-draft-info']);
+      $info = rcmail_draftinfo_decode($draft_info);
 
       if ($info['type'] == 'reply')
         $COMPOSE['reply_uid'] = $info['uid'];
@@ -239,10 +245,10 @@
       }
     }
 
-    if ($MESSAGE->headers->in_reply_to)
-      $COMPOSE['reply_msgid'] = '<'.$MESSAGE->headers->in_reply_to.'>';
+    if ($in_reply_to = $MESSAGE->headers->get('in-reply-to'))
+      $COMPOSE['reply_msgid'] = '<' . $in_reply_to . '>';
 
-    $COMPOSE['references']  = $MESSAGE->headers->references;
+    $COMPOSE['references'] = $MESSAGE->headers->references;
   }
 }
 else {
@@ -316,8 +322,8 @@
       else if (!empty($MESSAGE->headers->from))
         $fvalue = $MESSAGE->headers->from;
 
-      // Reply to message sent by yourself (#1487074)
-      if (!empty($ident) && $fvalue == $ident['ident']) {
+      // Reply to message sent by yourself (#1487074, #1489230)
+      if (!empty($ident) && in_array($ident['ident'], array($fvalue, $MESSAGE->headers->from))) {
         $fvalue = $MESSAGE->headers->to;
       }
     }
@@ -327,6 +333,20 @@
         $fvalue .= $v;
       if ($v = $MESSAGE->headers->cc)
         $fvalue .= (!empty($fvalue) ? $separator : '') . $v;
+      // Use Sender header (#1489011)
+      if (($v = $MESSAGE->headers->get('Sender', false)) && strpos($v, '-bounces@') === false)
+        $fvalue .= (!empty($fvalue) ? $separator : '') . $v;
+
+      // When To: and Reply-To: are the same we add From: address to the list (#1489037)
+      if ($v = $MESSAGE->headers->from) {
+        $from    = rcube_mime::decode_address_list($v, null, false, $MESSAGE->headers->charset, true);
+        $to      = rcube_mime::decode_address_list($MESSAGE->headers->to, null, false, $MESSAGE->headers->charset, true);
+        $replyto = rcube_mime::decode_address_list($MESSAGE->headers->replyto, null, false, $MESSAGE->headers->charset, true);
+
+        if (count($replyto) && !count(array_diff($to, $replyto)) && count(array_diff($from, $to))) {
+          $fvalue .= (!empty($fvalue) ? $separator : '') . $v;
+        }
+      }
     }
   }
   else if (in_array($compose_mode, array(RCUBE_COMPOSE_DRAFT, RCUBE_COMPOSE_EDIT))) {
@@ -386,7 +406,7 @@
 {
   global $MESSAGE;
 
-  list($form_start, $form_end) = get_form_tags($attrib);
+  list($form_start,) = get_form_tags($attrib);
 
   $out  = '';
   $part = strtolower($attrib['part']);
@@ -450,7 +470,7 @@
 
 function rcmail_compose_header_from($attrib)
 {
-  global $MESSAGE, $OUTPUT, $RCMAIL, $compose_mode;
+  global $MESSAGE, $OUTPUT, $RCMAIL, $COMPOSE, $compose_mode;
 
   // pass the following attributes to the form class
   $field_attrib = array('name' => '_from');
@@ -461,6 +481,7 @@
   if (count($MESSAGE->identities))
   {
     $a_signatures = array();
+    $identities   = array();
     $separator    = intval($RCMAIL->config->get('reply_mode')) > 0
       && ($compose_mode == RCUBE_COMPOSE_REPLY || $compose_mode == RCUBE_COMPOSE_FORWARD) ? '---' : '-- ';
 
@@ -498,12 +519,21 @@
         $a_signatures[$identity_id]['text'] = $text;
         $a_signatures[$identity_id]['html'] = $html;
       }
+
+      // add bcc and reply-to
+      if (!empty($sql_arr['reply-to'])) {
+        $identities[$identity_id]['replyto'] = $sql_arr['reply-to'];
+      }
+      if (!empty($sql_arr['bcc'])) {
+        $identities[$identity_id]['bcc'] = $sql_arr['bcc'];
+      }
     }
 
-    $out = $select_from->show($MESSAGE->compose['from']);
+    $out = $select_from->show((int)$MESSAGE->compose['from']);
 
     // add signatures to client
     $OUTPUT->set_env('signatures', $a_signatures);
+    $OUTPUT->set_env('identities', $identities);
   }
   // no identities, display text input field
   else {
@@ -553,7 +583,7 @@
 
 function rcmail_prepare_message_body()
 {
-  global $RCMAIL, $MESSAGE, $COMPOSE, $compose_mode, $LINE_LENGTH, $HTML_MODE;
+  global $RCMAIL, $MESSAGE, $COMPOSE, $compose_mode, $HTML_MODE;
 
   // use posted message body
   if (!empty($_POST['_message'])) {
@@ -571,14 +601,31 @@
     rcmail_write_forward_attachments();
   }
   // reply/edit/draft/forward
-  else if ($compose_mode && ($compose_mode != RCUBE_COMPOSE_REPLY || $RCMAIL->config->get('reply_mode') != -1)) {
-    $isHtml = rcmail_compose_editor_mode();
+  else if ($compose_mode && ($compose_mode != RCUBE_COMPOSE_REPLY || intval($RCMAIL->config->get('reply_mode')) != -1)) {
+    $isHtml   = rcmail_compose_editor_mode();
+    $messages = array();
 
     if (!empty($MESSAGE->parts)) {
+      // collect IDs of message/rfc822 parts
+      if ($compose_mode == RCUBE_COMPOSE_EDIT || $compose_mode == RCUBE_COMPOSE_DRAFT) {
+        foreach ($MESSAGE->attachments as $part) {
+          if ($part->mimetype == 'message/rfc822') {
+            $messages[] = $part->mime_id;
+          }
+        }
+      }
+
       foreach ($MESSAGE->parts as $part) {
         // skip no-content and attachment parts (#1488557)
         if ($part->type != 'content' || !$part->size || $MESSAGE->is_attachment($part)) {
           continue;
+        }
+
+        // skip all content parts inside the message/rfc822 part in DRAFT/EDIT mode
+        foreach ($messages as $mimeid) {
+          if (strpos($part->mime_id, $mimeid . '.') === 0) {
+            continue 2;
+          }
         }
 
         if ($part_body = rcmail_compose_part_body($part, $isHtml)) {
@@ -626,7 +673,7 @@
 
 function rcmail_compose_part_body($part, $isHtml = false)
 {
-    global $RCMAIL, $MESSAGE, $compose_mode;
+    global $RCMAIL, $MESSAGE, $LINE_LENGTH, $compose_mode;
 
     // Check if we have enough memory to handle the message in it
     // #1487424: we need up to 10x more memory than the body
@@ -663,6 +710,11 @@
                     $body = rcmail_remove_signature($body);
                 }
             }
+
+            if ($part->ctype_parameters['format'] == 'flowed') {
+                $body = rcube_mime::unfold_flowed($body);
+            }
+
             // add HTML formatting
             $body = rcmail_plain_body($body);
             if ($body) {
@@ -702,7 +754,7 @@
 
 function rcmail_compose_body($attrib)
 {
-  global $RCMAIL, $CONFIG, $OUTPUT, $MESSAGE, $compose_mode, $LINE_LENGTH, $HTML_MODE, $MESSAGE_BODY;
+  global $RCMAIL, $CONFIG, $OUTPUT, $MESSAGE, $compose_mode, $HTML_MODE, $MESSAGE_BODY;
 
   list($form_start, $form_end) = get_form_tags($attrib);
   unset($attrib['form']);
@@ -886,8 +938,7 @@
   if (!isset($COMPOSE['forward_attachments']) && is_array($MESSAGE->mime_parts))
     $cid_map = rcmail_write_compose_attachments($MESSAGE, $bodyIsHtml);
 
-  $date    = format_date($MESSAGE->headers->date, $RCMAIL->config->get('date_long'));
-  $charset = $RCMAIL->output->get_charset();
+  $date = format_date($MESSAGE->headers->date, $RCMAIL->config->get('date_long'));
 
   if (!$bodyIsHtml) {
     $prefix = "\n\n\n-------- " . rcube_label('originalmessage') . " --------\n";
@@ -941,7 +992,7 @@
 
 function rcmail_create_draft_body($body, $bodyIsHtml)
 {
-  global $MESSAGE, $OUTPUT, $COMPOSE;
+  global $MESSAGE, $COMPOSE;
 
   /**
    * add attachments
@@ -952,10 +1003,19 @@
       && count($MESSAGE->mime_parts) > 0)
   {
     $cid_map = rcmail_write_compose_attachments($MESSAGE, $bodyIsHtml);
+  }
+
+  // clean up HTML tags - XSS prevention (#1489251)
+  if ($bodyIsHtml) {
+    $body = rcmail_wash_html($body, array('safe' => 1), $cid_map);
+
+    // remove comments (produced by washtml)
+    $body = preg_replace('/<!--[^>]+-->/', '', $body);
 
     // replace cid with href in inline images links
-    if ($cid_map)
+    if (!empty($cid_map)) {
       $body = str_replace(array_keys($cid_map), array_values($cid_map), $body);
+    }
   }
 
   return $body;
@@ -989,11 +1049,13 @@
   global $RCMAIL, $COMPOSE, $compose_mode;
 
   $loaded_attachments = array();
-  foreach ((array)$COMPOSE['attachments'] as $id => $attachment) {
+  foreach ((array)$COMPOSE['attachments'] as $attachment) {
       $loaded_attachments[$attachment['name'] . $attachment['mimetype']] = $attachment;
   }
 
-  $cid_map = $messages = array();
+  $cid_map  = array();
+  $messages = array();
+
   foreach ((array)$message->mime_parts as $pid => $part)
   {
     if ($part->disposition == 'attachment' || ($part->disposition == 'inline' && $bodyIsHtml) || $part->filename) {
@@ -1005,25 +1067,32 @@
       if ($part->ctype_primary == 'message' && $compose_mode == RCUBE_COMPOSE_REPLY) {
         continue;
       }
-      // skip inline images when forwarding in plain text
-      if ($part->content_id && !$bodyIsHtml && $compose_mode == RCUBE_COMPOSE_FORWARD) {
+      // skip inline images when forwarding in text mode
+      if ($part->content_id && $part->disposition == 'inline' && !$bodyIsHtml && $compose_mode == RCUBE_COMPOSE_FORWARD) {
         continue;
       }
 
-      $skip = false;
+      // skip message/rfc822 attachments on forwards (#1489214)
+      // Thunderbird when forwarding in inline mode displays such attachments
+      // and skips any attachments from inside of such part, this however
+      // skipped e.g. images used in HTML body or other attachments. So,
+      // better to skip .eml attachments but not their content (included files).
       if ($part->mimetype == 'message/rfc822') {
+        if ($compose_mode == RCUBE_COMPOSE_FORWARD) {
+          continue;
+        }
         $messages[] = $part->mime_id;
-      } else if ($messages) {
+      }
+      else if ($compose_mode != RCUBE_COMPOSE_FORWARD) {
         // skip attachments included in message/rfc822 attachment (#1486487)
         foreach ($messages as $mimeid)
-          if (strpos($part->mime_id, $mimeid.'.') === 0) {
-            $skip = true;
-            break;
+          if (strpos($part->mime_id, $mimeid . '.') === 0) {
+            continue 2;
           }
       }
 
-      if (!$skip && (($attachment = $loaded_attachments[rcmail_attachment_name($part) . $part->mimetype])
-          || ($attachment = rcmail_save_attachment($message, $pid)))) {
+      if (($attachment = $loaded_attachments[rcmail_attachment_name($part) . $part->mimetype])
+          || ($attachment = rcmail_save_attachment($message, $pid))) {
         $COMPOSE['attachments'][$attachment['id']] = $attachment;
         if ($bodyIsHtml && ($part->content_id || $part->content_location)) {
           $url = sprintf('%s&_id=%s&_action=display-attachment&_file=rcmfile%s',
@@ -1076,7 +1145,7 @@
   $names     = array();
 
   $loaded_attachments = array();
-  foreach ((array)$COMPOSE['attachments'] as $id => $attachment) {
+  foreach ((array)$COMPOSE['attachments'] as $attachment) {
       $loaded_attachments[$attachment['name'] . $attachment['mimetype']] = $attachment;
   }
 
@@ -1211,10 +1280,11 @@
 
   // handle attachments in memory
   $data = file_get_contents($path);
+  $name = rcmail_basename($path);
 
   $attachment = array(
     'group' => $COMPOSE['id'],
-    'name' => rcmail_basename($path),
+    'name' => $name,
     'mimetype' => $mimetype ? $mimetype : rc_mime_content_type($path, $name),
     'data' => $data,
     'size' => strlen($data),
@@ -1392,17 +1462,17 @@
                        rcube_label('normal'),
                        rcube_label('high'),
                        rcube_label('highest')),
-                 array(5, 4, 0, 2, 1));
+                 array('5', '4', '0', '2', '1'));
 
   if (isset($_POST['_priority']))
     $sel = $_POST['_priority'];
-  else if (intval($MESSAGE->headers->priority) != 3)
-    $sel = intval($MESSAGE->headers->priority);
+  else if (isset($MESSAGE->headers->priority) && intval($MESSAGE->headers->priority) != 3)
+    $sel = $MESSAGE->headers->priority;
   else
     $sel = 0;
 
   $out = $form_start ? "$form_start\n" : '';
-  $out .= $selector->show($sel);
+  $out .= $selector->show(strval($sel));
   $out .= $form_end ? "\n$form_end" : '';
 
   return $out;
@@ -1484,7 +1554,7 @@
   $select->add(Q(rcube_label('plaintoggle')), 'plain');
 
   return $select->show($useHtml ? 'html' : 'plain');
-
+/*
   foreach ($choices as $value => $text) {
     $attrib['id'] = '_' . $value;
     $attrib['value'] = $value;
@@ -1492,6 +1562,7 @@
   }
 
   return $selector;
+*/
 }
 
 

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