From c2df5d4e13e9ab63e8f152d638eec35284efdf2f Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Mon, 09 Mar 2015 09:24:05 -0400
Subject: [PATCH] Unified request* event arguments handling, added support for _unlock and _action parameters

---
 program/js/editor.js |  243 ++++++++++++++++++++++++++++++++++++-----------
 1 files changed, 184 insertions(+), 59 deletions(-)

diff --git a/program/js/editor.js b/program/js/editor.js
index c5680ed..829373a 100644
--- a/program/js/editor.js
+++ b/program/js/editor.js
@@ -36,11 +36,13 @@
 function rcube_text_editor(config, id)
 {
   var ref = this,
+    abs_url = location.href.replace(/[?#].*$/, '').replace(/\/$/, ''),
     conf = {
       selector: '#' + ($('#' + id).is('.mce_editor') ? id : 'fake-editor-id'),
+      cache_suffix: 's=4010700',
       theme: 'modern',
       language: config.lang,
-      content_css: 'program/js/tinymce/roundcube/content.css?v1',
+      content_css: rcmail.assets_path('program/js/tinymce/roundcube/content.css'),
       menubar: false,
       statusbar: false,
       toolbar_items_size: 'small',
@@ -50,7 +52,8 @@
       convert_urls: false, // #1486944
       image_description: false,
       paste_webkit_style: "color font-size font-family",
-      paste_data_images: true
+      paste_data_images: true,
+      browser_spellcheck: true
     };
 
   // register spellchecker for plain text editor
@@ -65,10 +68,12 @@
   // minimal editor
   if (config.mode == 'identity') {
     $.extend(conf, {
-      plugins: 'autolink charmap code colorpicker hr link paste tabfocus textcolor',
+      plugins: 'autolink charmap code colorpicker hr image link paste tabfocus textcolor',
       toolbar: 'bold italic underline alignleft aligncenter alignright alignjustify'
-        + ' | outdent indent charmap hr link unlink code forecolor'
-        + ' | fontselect fontsizeselect'
+        + ' | outdent indent charmap hr link unlink image code forecolor'
+        + ' | fontselect fontsizeselect',
+      file_browser_callback: function(name, url, type, win) { ref.file_browser_callback(name, url, type); },
+      file_browser_callback_types: 'image'
     });
   }
   // full-featured editor
@@ -79,7 +84,7 @@
       toolbar: 'bold italic underline | alignleft aligncenter alignright alignjustify'
         + ' | bullist numlist outdent indent ltr rtl blockquote | forecolor backcolor | fontselect fontsizeselect'
         + ' | link unlink table | emoticons charmap image media | code searchreplace undo redo',
-      spellchecker_rpc_url: '../../../../../?_task=utils&_action=spell_html&_remote=1',
+      spellchecker_rpc_url: abs_url + '/?_task=utils&_action=spell_html&_remote=1',
       spellchecker_language: rcmail.env.spell_lang,
       accessibility_focus: false,
       file_browser_callback: function(name, url, type, win) { ref.file_browser_callback(name, url, type); },
@@ -101,6 +106,10 @@
     });
     ed.on('keypress', function() {
       rcmail.compose_type_activity++;
+    });
+    // secure spellchecker requests with Roundcube token
+    tinymce.util.XHR.on('beforeSend', function(e) {
+      e.xhr.setRequestHeader('X-Roundcube-Request', rcmail.env.request_token);
     });
   };
 
@@ -144,14 +153,17 @@
         window.setTimeout(function() {
           window.focus(); // for WebKit (#1486674)
           fe.focus();
+          rcmail.env.compose_focus_elem = null;
         }, 10);
       }
     }
 
-    // set tabIndex and set focus to element that was focused before
-    this.tabindex(fe && fe.id == this.id);
-    // Trigger resize (needed for proper editor resizing in some browsers)
-    window.setTimeout(function() { $(window).resize(); }, 100);
+    window.setTimeout(function() {
+      // set tabIndex and set focus to element that was focused before
+      ref.tabindex(fe && fe.id == ref.id);
+      // Trigger resize (needed for proper editor resizing in some browsers)
+      $(window).resize();
+    }, 100);
   };
 
   // set tabIndex on tinymce editor
@@ -159,20 +171,19 @@
   {
     if (rcmail.env.task == 'mail' && this.editor) {
       var textarea = this.editor.getElement(),
+        body = this.editor.getBody(),
         node = this.editor.getContentAreaContainer().childNodes[0];
 
       if (textarea && node)
         node.tabIndex = textarea.tabIndex;
-      if (focus)
-        this.editor.getBody().focus();
 
       // find :prev and :next elements to get focus when tabbing away
       if (textarea.tabIndex > 0) {
         var x = null,
-          editor = this.editor,
           tabfocus_elements = [':prev',':next'],
           el = tinymce.DOM.select('*[tabindex='+textarea.tabIndex+']:not(iframe)');
-        tinymce.each(el, function(e, i) { if (e.id == editor.id) { x = i; return false; } });
+
+        tinymce.each(el, function(e, i) { if (e.id == ref.id) { x = i; return false; } });
         if (x !== null) {
           if (el[x-1] && el[x-1].id) {
             tabfocus_elements[0] = el[x-1].id;
@@ -180,14 +191,21 @@
           if (el[x+1] && el[x+1].id) {
             tabfocus_elements[1] = el[x+1].id;
           }
-          editor.settings.tabfocus_elements = tabfocus_elements.join(',');
+          this.editor.settings.tabfocus_elements = tabfocus_elements.join(',');
         }
       }
+
+      // ContentEditable reset fixes invisible cursor issue in Firefox < 25
+      if (bw.mz && bw.vendver < 25)
+        $(body).prop('contenteditable', false).prop('contenteditable', true);
+
+      if (focus)
+        body.focus();
     }
   };
 
   // switch html/plain mode
-  this.toggle = function(ishtml)
+  this.toggle = function(ishtml, noconvert)
   {
     var curr, content, result,
       // these non-printable chars are not removed on text2html and html2text
@@ -204,11 +222,12 @@
       content = input.val();
 
       // replace current text signature with temp mark
-      if (is_sig)
-        content = content.replace(signature.text, sig_mark);
+      if (is_sig) {
+        content = content.replace(/\r\n/, "\n");
+        content = content.replace(signature.text.replace(/\r\n/, "\n"), sig_mark);
+      }
 
-      // convert to html
-      result = rcmail.plain2html(content, function(data) {
+      var init_editor = function(data) {
         // replace signature mark with html version of the signature
         if (is_sig)
           data = data.replace(sig_mark, '<div id="_rc_sig">' + signature.html + '</div>');
@@ -218,13 +237,25 @@
 
         setTimeout(function() {
           if (ref.editor) {
+            var body = $(ref.editor.getBody());
             if (rcmail.env.default_font)
-              $(ref.editor.getBody()).css('font-family', rcmail.env.default_font);
+              body.css('font-family', rcmail.env.default_font);
             // #1486593
             ref.tabindex(true);
+            // put cursor on start of the compose body
+            ref.editor.selection.setCursorLocation(body.children().first().get(0));
           }
         }, 500);
-      });
+      };
+
+      // convert to html
+      if (!noconvert) {
+        result = rcmail.plain2html(content, init_editor);
+      }
+      else {
+        init_editor(content);
+        result = true;
+      }
     }
     else if (this.editor) {
       if (is_sig) {
@@ -243,8 +274,7 @@
       // get html content
       content = this.editor.getContent();
 
-      // convert html to text
-      result = rcmail.html2plain(content, function(data) {
+      var init_plaintext = function(data) {
         tinymce.execCommand('mceRemoveEditor', false, ref.id);
         ref.editor = null;
 
@@ -253,7 +283,17 @@
           data = data.replace(sig_mark, "\n" + signature.text);
 
         input.val(data).focus();
-      });
+        rcmail.set_caret_pos(input.get(0), 0);
+      };
+
+      // convert html to text
+      if (!noconvert) {
+        result = rcmail.html2plain(content, init_plaintext);
+      }
+      else {
+        init_plaintext(input.val());
+        result = true;
+      }
 
       // bring back current signature
       if (!result && curr)
@@ -281,9 +321,10 @@
     var ed = this.editor;
 
     if (ed) {
-      if (ed.plugins && ed.plugins.spellchecker && this.spellcheck_active)
-        ed.execCommand('mceSpellCheck');
+      if (ed.plugins && ed.plugins.spellchecker && this.spellcheck_active) {
+        ed.execCommand('mceSpellCheck', false);
         this.spellcheck_observer();
+      }
     }
     else if (ed = this.spellchecker) {
       if (ed.state && ed.state != 'ready' && ed.state != 'no_error_found')
@@ -302,17 +343,13 @@
       return ed.state != 'ready' && ed.state != 'no_error_found';
   };
 
-  // resume spellchecking, highlight provided mispellings without new ajax request
+  // resume spellchecking, highlight provided mispellings without a new ajax request
   this.spellcheck_resume = function(data)
   {
     var ed = this.editor;
 
     if (ed) {
-      ed.settings.spellchecker_callback = function(name, text, done, error) { done(data); };
-      ed.execCommand('mceSpellCheck');
-      ed.settings.spellchecker_callback = null;
-
-      this.spellcheck_observer();
+      ed.plugins.spellchecker.markErrors(data);
     }
     else if (ed = this.spellchecker) {
       ed.prepare(false, true);
@@ -371,29 +408,33 @@
   };
 
   // get selected text (if no selection returns all text) from the editor
-  this.get_content = function(selected, plain)
+  this.get_content = function(args)
   {
-    // apply spellcheck changes if spell checker is active
-    this.spellcheck_stop();
+    var sigstart, ed = this.editor, text = '', strip = false,
+      defaults = {refresh: true, selection: false, nosig: false, format: 'html'};
 
-    var sigstart, ed = this.editor,
-      format = plain ? 'text' : 'html',
-      text = '', strip = false;
+    args = $.extend(defaults, args);
+
+    // apply spellcheck changes if spell checker is active
+    if (args.refresh) {
+      this.spellcheck_stop();
+    }
 
     // get selected text from tinymce editor
     if (ed) {
       ed.getWin().focus(); // correct focus in IE & Chrome
-      if (selected)
-        text = ed.selection.getContent({format: format});
+      if (args.selection)
+        text = ed.selection.getContent({format: args.format});
 
       if (!text) {
-        text = ed.getContent({format: format});
-        strip = true;
+        text = ed.getContent({format: args.format});
+        // @todo: strip signature in html mode
+        strip = args.format == 'text';
       }
     }
     // get selected text from compose textarea
     else if (ed = rcube_find_object(this.id)) {
-      if (selected && $(ed).is(':focus')) {
+      if (args.selection && $(ed).is(':focus')) {
         text = rcmail.get_input_selection(ed).text;
       }
 
@@ -404,7 +445,8 @@
     }
 
     // strip off signature
-    if (strip) {
+    // @todo: make this optional
+    if (strip && args.nosig) {
       sigstart = text.indexOf('-- \n');
       if (sigstart > 0) {
         text = text.substring(0, sigstart);
@@ -417,7 +459,7 @@
   // change user signature text
   this.change_signature = function(id, show_sig)
   {
-    var cursor_pos, p = -1,
+    var position_element, cursor_pos, p = -1,
       input_message = $('#' + this.id),
       message = input_message.val(),
       sig = rcmail.env.identity;
@@ -432,6 +474,7 @@
         if (p >= 0)
           message = message.substring(0, p) + message.substring(p+sig.length, message.length);
       }
+
       // add the new signature string
       if (show_sig && rcmail.env.signatures && rcmail.env.signatures[id]) {
         sig = rcmail.env.signatures[id].text;
@@ -497,12 +540,22 @@
         }
         else {
           body.appendChild(sigElem);
+          position_element = $(sigElem).prev();
         }
       }
 
       if (rcmail.env.signatures[id]) {
         sigElem.innerHTML = rcmail.env.signatures[id].html;
       }
+    }
+    else if (!rcmail.env.top_posting) {
+      position_element = $(this.editor.getBody()).children().last();
+    }
+
+    // put cursor before signature and scroll the window
+    if (this.editor && position_element && position_element.length) {
+      this.editor.selection.setCursorLocation(position_element.get(0));
+      this.editor.getWin().scroll(0, position_element.offset().top);
     }
   };
 
@@ -523,7 +576,7 @@
   // image selector
   this.file_browser_callback = function(field_name, url, type)
   {
-    var i, elem, dialog, list = [];
+    var i, elem, cancel, dialog, fn, list = [];
 
     // open image selector dialog
     dialog = this.editor.windowManager.open({
@@ -531,7 +584,7 @@
       width: 500,
       height: 300,
       html: '<div id="image-selector-list"><ul></ul></div>'
-        + '<div id="image-selector-form"><div id="image-upload-button" class="mce-widget mce-btn" role="button"></div></div>',
+        + '<div id="image-selector-form"><div id="image-upload-button" class="mce-widget mce-btn" role="button" tabindex="0"></div></div>',
       buttons: [{text: 'Cancel', onclick: function() { ref.file_browser_close(); }}]
     });
 
@@ -546,19 +599,55 @@
     }
 
     if (list.length) {
-      $('#image-selector-list > ul').append(list);
+      $('#image-selector-list > ul').append(list).find('li:first').focus();
     }
 
     // add hint about max file size (in dialog footer)
-    $('div.mce-abs-end', dialog.getEl()).append($('<div class="hint">').text($('div.hint', rcmail.gui_objects.uploadform).text()));
+    $('div.mce-abs-end', dialog.getEl()).append($('<div class="hint">')
+      .text($('div.hint', rcmail.gui_objects.uploadform).text()));
+
+    // init upload button
+    elem = $('#image-upload-button').append($('<span>').text(rcmail.gettext('add' + type)));
+    cancel = elem.parents('.mce-panel').find('button:last').parent();
+
+    // we need custom Tab key handlers, until we find out why
+    // tabindex do not work here as expected
+    elem.keydown(function(e) {
+      if (e.which == 9) {
+        // on Tab + Shift focus first file
+        if (rcube_event.get_modifier(e) == SHIFT_KEY)
+          $('#image-selector-list li:last').focus();
+        // on Tab focus Cancel button
+        else
+          cancel.focus();
+
+        return false;
+      }
+    });
+    cancel.keydown(function(e) {
+      if (e.which == 9) {
+        // on Tab + Shift focus upload button
+        if (rcube_event.get_modifier(e) == SHIFT_KEY)
+          elem.focus();
+        else
+          $('#image-selector-list li:first').focus();
+
+        return false;
+      }
+    });
 
     // enable (smart) upload button
-    elem = $('#image-upload-button').append($('<span>').text(rcmail.gettext('add' + type)));
     this.hack_file_input(elem, rcmail.gui_objects.uploadform);
 
     // enable drag-n-drop area
-    if (rcmail.gui_objects.filedrop && rcmail.env.filedrop && ((window.XMLHttpRequest && XMLHttpRequest.prototype && XMLHttpRequest.prototype.sendAsBinary) || window.FormData)) {
-      rcmail.env.old_file_drop = rcmail.gui_objects.filedrop;
+    if ((window.XMLHttpRequest && XMLHttpRequest.prototype && XMLHttpRequest.prototype.sendAsBinary) || window.FormData) {
+      if (!rcmail.env.filedrop) {
+        rcmail.env.filedrop = {};
+      }
+      if (rcmail.gui_objects.filedrop) {
+        rcmail.env.old_file_drop = rcmail.gui_objects.filedrop;
+      }
+
       rcmail.gui_objects.filedrop = $('#image-selector-form');
       rcmail.gui_objects.filedrop.addClass('droptarget')
         .bind('dragover dragleave', function(e) {
@@ -576,18 +665,25 @@
         var elem;
         if (elem = ref.file_browser_entry(attr.name, attr.attachment)) {
           $('#image-selector-list > ul').prepend(elem);
+          elem.focus();
         }
       });
     }
+
+    // @todo: upload progress indicator
   };
 
   // close file browser window
   this.file_browser_close = function(url)
   {
+    var input = $('#' + rcmail.env.file_browser_field);
+
     if (url)
-      $('#' + rcmail.env.file_browser_field).val(url);
+      input.val(url);
 
     this.editor.windowManager.close();
+
+    input.focus();
 
     if (rcmail.env.old_file_drop)
       rcmail.gui_objects.filedrop = rcmail.env.old_file_drop;
@@ -598,6 +694,10 @@
   {
     if (!file.complete || !file.mimetype) {
       return;
+    }
+
+    if (rcmail.file_upload_id) {
+      rcmail.set_busy(false, null, rcmail.file_upload_id);
     }
 
     var rx, img_src;
@@ -617,13 +717,35 @@
     }
 
     if (rx.test(file.mimetype)) {
-      var href = rcmail.env.comm_path+'&_id='+rcmail.env.compose_id+'&_action=display-attachment&_file='+file_id,
+      var path = rcmail.env.comm_path + '&_from=' + rcmail.env.action,
+        action = rcmail.env.compose_id ? '&_id=' + rcmail.env.compose_id + '&_action=display-attachment' : '&_action=upload-display',
+        href = path + action + '&_file=' + file_id,
         img = $('<img>').attr({title: file.name, src: img_src ? img_src : href + '&_thumbnail=1'});
 
-      return $('<li>').data('url', href)
+      return $('<li>').attr({tabindex: 0})
+        .data('url', href)
         .append($('<span class="img">').append(img))
         .append($('<span class="name">').text(file.name))
-        .click(function() { ref.file_browser_close($(this).data('url')); });
+        .click(function() { ref.file_browser_close($(this).data('url')); })
+        .keydown(function(e) {
+          if (e.which == 13) {
+            ref.file_browser_close($(this).data('url'));
+          }
+          // we need custom Tab key handlers, until we find out why
+          // tabindex do not work here as expected
+          else if (e.which == 9) {
+            if (rcube_event.get_modifier(e) == SHIFT_KEY) {
+              if (!$(this).prev().focus().length)
+                $('#image-upload-button').parents('.mce-panel').find('button:last').parent().focus();
+            }
+            else {
+              if (!$(this).next().focus().length)
+                $('#image-upload-button').focus();
+            }
+
+            return false;
+          }
+        });
     }
   };
 
@@ -631,7 +753,7 @@
   this.hack_file_input = function(elem, clone_form)
   {
     var link = $(elem),
-      file = $('<input>'),
+      file = $('<input>').attr('name', '_file[]'),
       form = $('<form>').attr({method: 'post', enctype: 'multipart/form-data'}),
       offset = link.offset();
 
@@ -646,7 +768,7 @@
       file.css({top: (e.pageY - offset.top - 10) + 'px', left: (e.pageX - offset.left - 10) + 'px'});
     }
 
-    file.attr({type: 'file', multiple: 'multiple', size: 5, title: ''})
+    file.attr({type: 'file', multiple: 'multiple', size: 5, title: '', tabindex: -1})
       .change(function() { rcmail.upload_file(form, 'upload'); })
       .click(function() { setTimeout(function() { link.mouseleave(); }, 20); })
       // opacity:0 does the trick, display/visibility doesn't work
@@ -681,6 +803,9 @@
           file.trigger(e);
         }
       })
+      .keydown(function(e) {
+        if (e.which == 13) file.trigger('click');
+      })
       .mouseleave()
       .append(form);
   };

--
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