From e48f8945b32ab5b67f1cdeb53a37d3d196e31e4d Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Fri, 20 May 2016 05:19:01 -0400
Subject: [PATCH] Fix bug where message list columns could be in wrong order after column drag-n-drop and list sorting

---
 program/js/editor.js |   65 ++++++++++++++++----------------
 1 files changed, 32 insertions(+), 33 deletions(-)

diff --git a/program/js/editor.js b/program/js/editor.js
index 296a161..ddf599a 100644
--- a/program/js/editor.js
+++ b/program/js/editor.js
@@ -71,6 +71,9 @@
     tinymce.registered_request_token = true;
     tinymce.util.XHR.on('beforeSend', function(e) {
       e.xhr.setRequestHeader('X-Roundcube-Request', rcmail.env.request_token);
+      // Fix missing lang parameter on addToDictionary request (#1490634)
+      if (e.settings && e.settings.data && /^method=addToDictionary/.test(e.settings.data) && !/&lang=/.test(e.settings.data))
+        e.settings.data += '&lang=' + ref.editor.plugins.spellchecker.getLanguage();
     });
   }
 
@@ -485,32 +488,37 @@
         sig = rcmail.env.signatures[id].text;
         sig = sig.replace(/\r\n/g, '\n');
 
-        if (rcmail.env.top_posting) {
-          if (p >= 0) { // in place of removed signature
-            message = message.substring(0, p) + sig + message.substring(p, message.length);
-            cursor_pos = p - 1;
-          }
-          else if (!message) { // empty message
-            cursor_pos = 0;
-            message = '\n\n' + sig;
-          }
-          else if (pos = rcmail.get_caret_pos(input_message.get(0))) { // at cursor position
+        // in place of removed signature
+        if (p >= 0) {
+          message = message.substring(0, p) + sig + message.substring(p, message.length);
+          cursor_pos = p - 1;
+        }
+        // empty message
+        else if (!message) {
+          message = '\n\n' + sig;
+          cursor_pos = 0;
+        }
+        else if (rcmail.env.top_posting && !rcmail.env.sig_below) {
+          // at cursor position
+          if (pos = rcmail.get_caret_pos(input_message.get(0))) {
             message = message.substring(0, pos) + '\n' + sig + '\n\n' + message.substring(pos, message.length);
             cursor_pos = pos;
           }
-          else { // on top
-            cursor_pos = 0;
+          // on top
+          else {
             message = '\n\n' + sig + '\n\n' + message.replace(/^[\r\n]+/, '');
+            cursor_pos = 0;
           }
         }
         else {
           message = message.replace(/[\r\n]+$/, '');
-          cursor_pos = !rcmail.env.top_posting && message.length ? message.length+1 : 0;
+          cursor_pos = !rcmail.env.top_posting && message.length ? message.length + 1 : 0;
           message += '\n\n' + sig;
         }
       }
-      else
+      else {
         cursor_pos = rcmail.env.top_posting ? 0 : message.length;
+      }
 
       input_message.val(message);
 
@@ -522,36 +530,27 @@
 
       // Append the signature as a div within the body
       if (!sigElem) {
-        var body = this.editor.getBody(),
-          doc = this.editor.getDoc();
+        var body = this.editor.getBody();
 
-        sigElem = doc.createElement('div');
-        sigElem.setAttribute('id', '_rc_sig');
+        sigElem = $('<div id="_rc_sig"></div>').get(0);
 
-        if (rcmail.env.top_posting) {
-          // if no existing sig and top posting then insert at caret pos
+        // insert at start or at cursor position in top-posting mode
+        // (but not if the content is empty)
+        if (rcmail.env.top_posting && !rcmail.env.sig_below && (body.childNodes.length > 1 || $(body).text())) {
           this.editor.getWin().focus(); // correct focus in IE & Chrome
 
           var node = this.editor.selection.getNode();
-          if (node.nodeName == 'BODY') {
-            // no real focus, insert at start
-            body.insertBefore(sigElem, body.firstChild);
-            body.insertBefore(doc.createElement('br'), body.firstChild);
-          }
-          else {
-            body.insertBefore(sigElem, node.nextSibling);
-            body.insertBefore(doc.createElement('br'), node.nextSibling);
-          }
+
+          $(sigElem).insertBefore(node.nodeName == 'BODY' ? body.firstChild : node.nextSibling);
+          $('<p>').append($('<br>')).insertBefore(sigElem);
         }
         else {
           body.appendChild(sigElem);
-          position_element = $(sigElem).prev();
+          position_element = rcmail.env.top_posting ? body.firstChild : $(sigElem).prev();
         }
       }
 
-      if (rcmail.env.signatures[id]) {
-        sigElem.innerHTML = rcmail.env.signatures[id].html;
-      }
+      sigElem.innerHTML = rcmail.env.signatures[id] ? rcmail.env.signatures[id].html : '';
     }
     else if (!rcmail.env.top_posting) {
       position_element = $(this.editor.getBody()).children().last();

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