/**
* InitIframe.js
*
* Released under LGPL License.
* Copyright (c) 1999-2017 Ephox Corp. All rights reserved
*
* License: http://www.tinymce.com/license
* Contributing: http://www.tinymce.com/contributing
*/
define(
'tinymce.core.init.InitIframe',
[
'ephox.sugar.api.node.Element',
'ephox.sugar.api.properties.Attr',
'ephox.sugar.api.properties.Css',
'global!document',
'global!window',
'tinymce.core.Env',
'tinymce.core.api.Settings',
'tinymce.core.dom.DOMUtils',
'tinymce.core.init.InitContentBody',
'tinymce.core.util.Uuid'
],
function (Element, Attr, Css, document, window, Env, Settings, DOMUtils, InitContentBody, Uuid) {
var DOM = DOMUtils.DOM;
var relaxDomain = function (editor, ifr) {
// Domain relaxing is required since the user has messed around with document.domain
// This only applies to IE 11 other browsers including Edge seems to handle document.domain
if (document.domain !== window.location.hostname && Env.ie && Env.ie < 12) {
var bodyUuid = Uuid.uuid('mce');
editor[bodyUuid] = function () {
InitContentBody.initContentBody(editor);
};
/*eslint no-script-url:0 */
var domainRelaxUrl = 'javascript:(function(){' +
'document.open();document.domain="' + document.domain + '";' +
'var ed = window.parent.tinymce.get("' + editor.id + '");document.write(ed.iframeHTML);' +
'document.close();ed.' + bodyUuid + '(true);})()';
DOM.setAttrib(ifr, 'src', domainRelaxUrl);
return true;
}
return false;
};
var normalizeHeight = function (height) {
var normalizedHeight = typeof height === 'number' ? height + 'px' : height;
return normalizedHeight ? normalizedHeight : '';
};
var createIframeElement = function (id, title, height, customAttrs) {
var iframe = Element.fromTag('iframe');
Attr.setAll(iframe, customAttrs);
Attr.setAll(iframe, {
id: id + '_ifr',
frameBorder: '0',
allowTransparency: 'true',
title: title
});
Css.setAll(iframe, {
width: '100%',
height: normalizeHeight(height),
display: 'block' // Important for Gecko to render the iframe correctly
});
return iframe;
};
var getIframeHtml = function (editor) {
var bodyId, bodyClass, iframeHTML;
iframeHTML = Settings.getDocType(editor) + '<html><head>';
// We only need to override paths if we have to
// IE has a bug where it remove site absolute urls to relative ones if this is specified
if (Settings.getDocumentBaseUrl(editor) !== editor.documentBaseUrl) {
iframeHTML += '<base href="' + editor.documentBaseURI.getURI() + '" />';
}
iframeHTML += '<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />';
bodyId = Settings.getBodyId(editor);
bodyClass = Settings.getBodyClass(editor);
if (Settings.getContentSecurityPolicy(editor)) {
iframeHTML += '<meta http-equiv="Content-Security-Policy" content="' + Settings.getContentSecurityPolicy(editor) + '" />';
}
iframeHTML += '</head><body id="' + bodyId +
'" class="mce-content-body ' + bodyClass +
'" data-id="' + editor.id + '"><br></body></html>';
return iframeHTML;
};
var createIframe = function (editor, o) {
var title = editor.editorManager.translate(
"Rich Text Area. Press ALT-F9 for menu. " +
"Press ALT-F10 for toolbar. Press ALT-0 for help"
);
var ifr = createIframeElement(editor.id, title, o.height, Settings.getIframeAttrs(editor)).dom();
ifr.onload = function () {
ifr.onload = null;
editor.fire("load");
};
var isDomainRelaxed = relaxDomain(editor, ifr);
editor.contentAreaContainer = o.iframeContainer;
editor.iframeElement = ifr;
editor.iframeHTML = getIframeHtml(editor);
DOM.add(o.iframeContainer, ifr);
return isDomainRelaxed;
};
var init = function (editor, boxInfo) {
var isDomainRelaxed = createIframe(editor, boxInfo);
if (boxInfo.editorContainer) {
DOM.get(boxInfo.editorContainer).style.display = editor.orgDisplay;
editor.hidden = DOM.isHidden(boxInfo.editorContainer);
}
editor.getElement().style.display = 'none';
DOM.setAttrib(editor.id, 'aria-hidden', true);
if (!isDomainRelaxed) {
InitContentBody.initContentBody(editor);
}
};
return {
init: init
};
}
);
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