(function () {

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var directionality = (function () {

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'use strict';

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var global = tinymce.util.Tools.resolve('tinymce.PluginManager');

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var global$1 = tinymce.util.Tools.resolve('tinymce.util.Tools');

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var setDir = function (editor, dir) {

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var dom = editor.dom;

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var curDir;

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var blocks = editor.selection.getSelectedBlocks();

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if (blocks.length) {

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curDir = dom.getAttrib(blocks[0], 'dir');

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global$1.each(blocks, function (block) {

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if (!dom.getParent(block.parentNode, '*[dir="' + dir + '"]', dom.getRoot())) {

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dom.setAttrib(block, 'dir', curDir !== dir ? dir : null);

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}

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});

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editor.nodeChanged();

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}

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};

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var Direction = { setDir: setDir };

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var register = function (editor) {

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editor.addCommand('mceDirectionLTR', function () {

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Direction.setDir(editor, 'ltr');

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});

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editor.addCommand('mceDirectionRTL', function () {

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Direction.setDir(editor, 'rtl');

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});

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};

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var Commands = { register: register };

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var generateSelector = function (dir) {

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var selector = [];

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global$1.each('h1 h2 h3 h4 h5 h6 div p'.split(' '), function (name) {

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selector.push(name + '[dir=' + dir + ']');

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});

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return selector.join(',');

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};

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var register$1 = function (editor) {

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editor.addButton('ltr', {

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title: 'Left to right',

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cmd: 'mceDirectionLTR',

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stateSelector: generateSelector('ltr')

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});

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editor.addButton('rtl', {

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title: 'Right to left',

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cmd: 'mceDirectionRTL',

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stateSelector: generateSelector('rtl')

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});

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};

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var Buttons = { register: register$1 };

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global.add('directionality', function (editor) {

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Commands.register(editor);

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Buttons.register(editor);

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});

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function Plugin () {

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}

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return Plugin;

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}());

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})();

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