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/**
* Copyright (c) Tiny Technologies, Inc. All rights reserved.
* Licensed under the LGPL or a commercial license.
* For LGPL see License.txt in the project root for license information.
* For commercial licenses see https://www.tiny.cloud/
*
* Version: 5.8.2 (2021-06-23)
*/
(function () {
'use strict';
var global = tinymce.util.Tools.resolve('tinymce.PluginManager');
var global$1 = tinymce.util.Tools.resolve('tinymce.util.Tools');
var setDir = function (editor, dir) {
var dom = editor.dom;
var curDir;
var blocks = editor.selection.getSelectedBlocks();
if (blocks.length) {
curDir = dom.getAttrib(blocks[0], 'dir');
global$1.each(blocks, function (block) {
if (!dom.getParent(block.parentNode, '*[dir="' + dir + '"]', dom.getRoot())) {
dom.setAttrib(block, 'dir', curDir !== dir ? dir : null);
}
});
editor.nodeChanged();
}
};
var register = function (editor) {
editor.addCommand('mceDirectionLTR', function () {
setDir(editor, 'ltr');
});
editor.addCommand('mceDirectionRTL', function () {
setDir(editor, 'rtl');
});
};
var isSimpleType = function (type) {
return function (value) {
return typeof value === type;
};
};
var isNullable = function (a) {
return a === null || a === undefined;
};
var isNonNullable = function (a) {
return !isNullable(a);
};
var isFunction = isSimpleType('function');
var noop = function () {
};
var compose1 = function (fbc, fab) {
return function (a) {
return fbc(fab(a));
};
};
var constant = function (value) {
return function () {
return value;
};
};
var never = constant(false);
var always = constant(true);
var none = function () {
return NONE;
};
var NONE = function () {
var eq = function (o) {
return o.isNone();
};
var call = function (thunk) {
return thunk();
};
var id = function (n) {
return n;
};
var me = {
fold: function (n, _s) {
return n();
},
is: never,
isSome: never,
isNone: always,
getOr: id,
getOrThunk: call,
getOrDie: function (msg) {
throw new Error(msg || 'error: getOrDie called on none.');
},
getOrNull: constant(null),
getOrUndefined: constant(undefined),
or: id,
orThunk: call,
map: none,
each: noop,
bind: none,
exists: never,
forall: always,
filter: none,
equals: eq,
equals_: eq,
toArray: function () {
return [];
},
toString: constant('none()')
};
return me;
}();
var some = function (a) {
var constant_a = constant(a);
var self = function () {
return me;
};
var bind = function (f) {
return f(a);
};
var me = {
fold: function (n, s) {
return s(a);
},
is: function (v) {
return a === v;
},
isSome: always,
isNone: never,
getOr: constant_a,
getOrThunk: constant_a,
getOrDie: constant_a,
getOrNull: constant_a,
getOrUndefined: constant_a,
or: self,
orThunk: self,
map: function (f) {
return some(f(a));
},
each: function (f) {
f(a);
},
bind: bind,
exists: bind,
forall: bind,
filter: function (f) {
return f(a) ? me : NONE;
},
toArray: function () {
return [a];
},
toString: function () {
return 'some(' + a + ')';
},
equals: function (o) {
return o.is(a);
},
equals_: function (o, elementEq) {
return o.fold(never, function (b) {
return elementEq(a, b);
});
}
};
return me;
};
var from = function (value) {
return value === null || value === undefined ? NONE : some(value);
};
var Optional = {
some: some,
none: none,
from: from
};
var isSupported = function (dom) {
return dom.style !== undefined && isFunction(dom.style.getPropertyValue);
};
var fromHtml = function (html, scope) {
var doc = scope || document;
var div = doc.createElement('div');
div.innerHTML = html;
if (!div.hasChildNodes() || div.childNodes.length > 1) {
console.error('HTML does not have a single root node', html);
throw new Error('HTML must have a single root node');
}
return fromDom(div.childNodes[0]);
};
var fromTag = function (tag, scope) {
var doc = scope || document;
var node = doc.createElement(tag);
return fromDom(node);
};
var fromText = function (text, scope) {
var doc = scope || document;
var node = doc.createTextNode(text);
return fromDom(node);
};
var fromDom = function (node) {
if (node === null || node === undefined) {
throw new Error('Node cannot be null or undefined');
}
return { dom: node };
};
var fromPoint = function (docElm, x, y) {
return Optional.from(docElm.dom.elementFromPoint(x, y)).map(fromDom);
};
var SugarElement = {
fromHtml: fromHtml,
fromTag: fromTag,
fromText: fromText,
fromDom: fromDom,
fromPoint: fromPoint
};
var Global = typeof window !== 'undefined' ? window : Function('return this;')();
var DOCUMENT = 9;
var DOCUMENT_FRAGMENT = 11;
var TEXT = 3;
var type = function (element) {
return element.dom.nodeType;
};
var isType = function (t) {
return function (element) {
return type(element) === t;
};
};
var isText = isType(TEXT);
var isDocument = isType(DOCUMENT);
var isDocumentFragment = isType(DOCUMENT_FRAGMENT);
var owner = function (element) {
return SugarElement.fromDom(element.dom.ownerDocument);
};
var documentOrOwner = function (dos) {
return isDocument(dos) ? dos : owner(dos);
};
var isShadowRoot = function (dos) {
return isDocumentFragment(dos) && isNonNullable(dos.dom.host);
};
var supported = isFunction(Element.prototype.attachShadow) && isFunction(Node.prototype.getRootNode);
var getRootNode = supported ? function (e) {
return SugarElement.fromDom(e.dom.getRootNode());
} : documentOrOwner;
var getShadowRoot = function (e) {
var r = getRootNode(e);
return isShadowRoot(r) ? Optional.some(r) : Optional.none();
};
var getShadowHost = function (e) {
return SugarElement.fromDom(e.dom.host);
};
var inBody = function (element) {
var dom = isText(element) ? element.dom.parentNode : element.dom;
if (dom === undefined || dom === null || dom.ownerDocument === null) {
return false;
}
var doc = dom.ownerDocument;
return getShadowRoot(SugarElement.fromDom(dom)).fold(function () {
return doc.body.contains(dom);
}, compose1(inBody, getShadowHost));
};
var get = function (element, property) {
var dom = element.dom;
var styles = window.getComputedStyle(dom);
var r = styles.getPropertyValue(property);
return r === '' && !inBody(element) ? getUnsafeProperty(dom, property) : r;
};
var getUnsafeProperty = function (dom, property) {
return isSupported(dom) ? dom.style.getPropertyValue(property) : '';
};
var getDirection = function (element) {
return get(element, 'direction') === 'rtl' ? 'rtl' : 'ltr';
};
var getNodeChangeHandler = function (editor, dir) {
return function (api) {
var nodeChangeHandler = function (e) {
var element = SugarElement.fromDom(e.element);
api.setActive(getDirection(element) === dir);
};
editor.on('NodeChange', nodeChangeHandler);
return function () {
return editor.off('NodeChange', nodeChangeHandler);
};
};
};
var register$1 = function (editor) {
editor.ui.registry.addToggleButton('ltr', {
tooltip: 'Left to right',
icon: 'ltr',
onAction: function () {
return editor.execCommand('mceDirectionLTR');
},
onSetup: getNodeChangeHandler(editor, 'ltr')
});
editor.ui.registry.addToggleButton('rtl', {
tooltip: 'Right to left',
icon: 'rtl',
onAction: function () {
return editor.execCommand('mceDirectionRTL');
},
onSetup: getNodeChangeHandler(editor, 'rtl')
});
};
function Plugin () {
global.add('directionality', function (editor) {
register(editor);
register$1(editor);
});
}
Plugin();
}());