/**
* Env.js
*
* Released under LGPL License.
* Copyright (c) 1999-2015 Ephox Corp. All rights reserved
*
* License: http://www.tinymce.com/license
* Contributing: http://www.tinymce.com/contributing
*/
/**
* This class contains various environment constants like browser versions etc.
* Normally you don't want to sniff specific browser versions but sometimes you have
* to when it's impossible to feature detect. So use this with care.
*
* @class tinymce.Env
* @static
*/
define("tinymce/Env", [], function() {
var nav = navigator, userAgent = nav.userAgent;
var opera, webkit, ie, ie11, ie12, gecko, mac, iDevice, android, fileApi;
opera = window.opera && window.opera.buildNumber;
android = /Android/.test(userAgent);
webkit = /WebKit/.test(userAgent);
ie = !webkit && !opera && (/MSIE/gi).test(userAgent) && (/Explorer/gi).test(nav.appName);
ie = ie && /MSIE (\w+)\./.exec(userAgent)[1];
ie11 = userAgent.indexOf('Trident/') != -1 && (userAgent.indexOf('rv:') != -1 || nav.appName.indexOf('Netscape') != -1) ? 11 : false;
ie12 = (userAgent.indexOf('Edge/') != -1 && !ie && !ie11) ? 12 : false;
ie = ie || ie11 || ie12;
gecko = !webkit && !ie11 && /Gecko/.test(userAgent);
mac = userAgent.indexOf('Mac') != -1;
iDevice = /(iPad|iPhone)/.test(userAgent);
fileApi = "FormData" in window && "FileReader" in window && "URL" in window && !!URL.createObjectURL;
if (ie12) {
webkit = false;
}
// Is a iPad/iPhone and not on iOS5 sniff the WebKit version since older iOS WebKit versions
// says it has contentEditable support but there is no visible caret.
var contentEditable = !iDevice || fileApi || userAgent.match(/AppleWebKit\/(\d*)/)[1] >= 534;
return {
/**
* Constant that is true if the browser is Opera.
*
* @property opera
* @type Boolean
* @final
*/
opera: opera,
/**
* Constant that is true if the browser is WebKit (Safari/Chrome).
*
* @property webKit
* @type Boolean
* @final
*/
webkit: webkit,
/**
* Constant that is more than zero if the browser is IE.
*
* @property ie
* @type Boolean
* @final
*/
ie: ie,
/**
* Constant that is true if the browser is Gecko.
*
* @property gecko
* @type Boolean
* @final
*/
gecko: gecko,
/**
* Constant that is true if the os is Mac OS.
*
* @property mac
* @type Boolean
* @final
*/
mac: mac,
/**
* Constant that is true if the os is iOS.
*
* @property iOS
* @type Boolean
* @final
*/
iOS: iDevice,
/**
* Constant that is true if the os is android.
*
* @property android
* @type Boolean
* @final
*/
android: android,
/**
* Constant that is true if the browser supports editing.
*
* @property contentEditable
* @type Boolean
* @final
*/
contentEditable: contentEditable,
/**
* Transparent image data url.
*
* @property transparentSrc
* @type Boolean
* @final
*/
transparentSrc: "data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7",
/**
* Returns true/false if the browser can or can't place the caret after a inline block like an image.
*
* @property noCaretAfter
* @type Boolean
* @final
*/
caretAfter: ie != 8,
/**
* Constant that is true if the browser supports native DOM Ranges. IE 9+.
*
* @property range
* @type Boolean
*/
range: window.getSelection && "Range" in window,
/**
* Returns the IE document mode for non IE browsers this will fake IE 10.
*
* @property documentMode
* @type Number
*/
documentMode: ie && !ie12 ? (document.documentMode || 7) : 10,
/**
* Constant that is true if the browser has a modern file api.
*
* @property fileApi
* @type Boolean
*/
fileApi: fileApi
};
});
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