1(function () {
  2var directionality = (function () {
  3    'use strict';
  4
  5    var global = tinymce.util.Tools.resolve('tinymce.PluginManager');
  6
  7    var global$1 = tinymce.util.Tools.resolve('tinymce.util.Tools');
  8
  9    var setDir = function (editor, dir) {
 10      var dom = editor.dom;
 11      var curDir;
 12      var blocks = editor.selection.getSelectedBlocks();
 13      if (blocks.length) {
 14        curDir = dom.getAttrib(blocks[0], 'dir');
 15        global$1.each(blocks, function (block) {
 16          if (!dom.getParent(block.parentNode, '*[dir="' + dir + '"]', dom.getRoot())) {
 17            dom.setAttrib(block, 'dir', curDir !== dir ? dir : null);
 18          }
 19        });
 20        editor.nodeChanged();
 21      }
 22    };
 23    var Direction = { setDir: setDir };
 24
 25    var register = function (editor) {
 26      editor.addCommand('mceDirectionLTR', function () {
 27        Direction.setDir(editor, 'ltr');
 28      });
 29      editor.addCommand('mceDirectionRTL', function () {
 30        Direction.setDir(editor, 'rtl');
 31      });
 32    };
 33    var Commands = { register: register };
 34
 35    var generateSelector = function (dir) {
 36      var selector = [];
 37      global$1.each('h1 h2 h3 h4 h5 h6 div p'.split(' '), function (name) {
 38        selector.push(name + '[dir=' + dir + ']');
 39      });
 40      return selector.join(',');
 41    };
 42    var register$1 = function (editor) {
 43      editor.addButton('ltr', {
 44        title: 'Left to right',
 45        cmd: 'mceDirectionLTR',
 46        stateSelector: generateSelector('ltr')
 47      });
 48      editor.addButton('rtl', {
 49        title: 'Right to left',
 50        cmd: 'mceDirectionRTL',
 51        stateSelector: generateSelector('rtl')
 52      });
 53    };
 54    var Buttons = { register: register$1 };
 55
 56    global.add('directionality', function (editor) {
 57      Commands.register(editor);
 58      Buttons.register(editor);
 59    });
 60    function Plugin () {
 61    }
 62
 63    return Plugin;
 64
 65}());
 66})();
 67