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+/**
+ * @license Copyright (c) 2003-2013, CKSource - Frederico Knabben. All rights reserved.
+ * For licensing, see LICENSE.html or http://ckeditor.com/license
+ */
+
+/**
+ * @fileOverview Defines the {@link CKEDITOR.env} object, which constains
+ * environment and browser information.
+ */
+
+if ( !CKEDITOR.env ) {
+ /**
+ * Environment and browser information.
+ *
+ * @class CKEDITOR.env
+ * @singleton
+ */
+ CKEDITOR.env = (function() {
+ var agent = navigator.userAgent.toLowerCase();
+ var opera = window.opera;
+
+ var env = {
+ /**
+ * Indicates that CKEditor is running on Internet Explorer.
+ *
+ * if ( CKEDITOR.env.ie )
+ * alert( 'I\'m on IE!' );
+ *
+ * @property {Boolean}
+ */
+ ie: eval( '/*@cc_on!@*/false' ),
+ // Use eval to preserve conditional comment when compiling with Google Closure Compiler (#93).
+
+ /**
+ * Indicates that CKEditor is running on Opera.
+ *
+ * if ( CKEDITOR.env.opera )
+ * alert( 'I\'m on Opera!' );
+ *
+ * @property {Boolean}
+ */
+ opera: ( !!opera && opera.version ),
+
+ /**
+ * Indicates that CKEditor is running on a WebKit based browser, like Safari.
+ *
+ * if ( CKEDITOR.env.webkit )
+ * alert( 'I\'m on WebKit!' );
+ *
+ * @property {Boolean}
+ */
+ webkit: ( agent.indexOf( ' applewebkit/' ) > -1 ),
+
+ /**
+ * Indicates that CKEditor is running on Adobe AIR.
+ *
+ * if ( CKEDITOR.env.air )
+ * alert( 'I\'m on AIR!' );
+ *
+ * @property {Boolean}
+ */
+ air: ( agent.indexOf( ' adobeair/' ) > -1 ),
+
+ /**
+ * Indicates that CKEditor is running on Macintosh.
+ *
+ * if ( CKEDITOR.env.mac )
+ * alert( 'I love apples!'' );
+ *
+ * @property {Boolean}
+ */
+ mac: ( agent.indexOf( 'macintosh' ) > -1 ),
+
+ /**
+ * Indicates that CKEditor is running on a quirks mode environemnt.
+ *
+ * if ( CKEDITOR.env.quirks )
+ * alert( 'Nooooo!' );
+ *
+ * @property {Boolean}
+ */
+ quirks: ( document.compatMode == 'BackCompat' ),
+
+ /**
+ * Indicates that CKEditor is running on a mobile like environemnt.
+ *
+ * if ( CKEDITOR.env.mobile )
+ * alert( 'I\'m running with CKEditor today!' );
+ *
+ * @property {Boolean}
+ */
+ mobile: ( agent.indexOf( 'mobile' ) > -1 ),
+
+ /**
+ * Indicates that CKEditor is running on Apple iPhone/iPad/iPod devices.
+ *
+ * if ( CKEDITOR.env.iOS )
+ * alert( 'I like little apples!' );
+ *
+ * @property {Boolean}
+ */
+ iOS: /(ipad|iphone|ipod)/.test( agent ),
+
+ /**
+ * Indicates that the browser has a custom domain enabled. This has
+ * been set with `document.domain`.
+ *
+ * if ( CKEDITOR.env.isCustomDomain() )
+ * alert( 'I\'m in a custom domain!' );
+ *
+ * @returns {Boolean} `true` if a custom domain is enabled.
+ * @deprecated
+ */
+ isCustomDomain: function() {
+ if ( !this.ie )
+ return false;
+
+ var domain = document.domain,
+ hostname = window.location.hostname;
+
+ return domain != hostname && domain != ( '[' + hostname + ']' ); // IPv6 IP support (#5434)
+ },
+
+ /**
+ * Indicates that page is running under an encrypted connection.
+ *
+ * if ( CKEDITOR.env.secure )
+ * alert( 'I\'m in SSL!' );
+ *
+ * @returns {Boolean} `true` if the page has an encrypted connection.
+ */
+ secure: location.protocol == 'https:'
+ };
+
+ /**
+ * Indicates that CKEditor is running on a Gecko based browser, like
+ * Firefox.
+ *
+ * if ( CKEDITOR.env.gecko )
+ * alert( 'I\'m riding a gecko!' );
+ *
+ * @property {Boolean}
+ */
+ env.gecko = ( navigator.product == 'Gecko' && !env.webkit && !env.opera );
+
+ /**
+ * Indicates that CKEditor is running on Chrome.
+ *
+ * if ( CKEDITOR.env.chrome )
+ * alert( 'I\'m riding Chrome!' );
+ *
+ * @property {Boolean} chrome
+ */
+
+ /**
+ * Indicates that CKEditor is running on Safari (including mobile version).
+ *
+ * if ( CKEDITOR.env.safari )
+ * alert( 'I\'m riding Safari!' );
+ *
+ * @property {Boolean} safari
+ */
+ if ( env.webkit ) {
+ if ( agent.indexOf( 'chrome' ) > -1 )
+ env.chrome = true;
+ else
+ env.safari = true;
+ }
+
+ var version = 0;
+
+ // Internet Explorer 6.0+
+ if ( env.ie ) {
+ // We use env.version for feature detection, so set it properly.
+ if ( env.quirks || !document.documentMode )
+ version = parseFloat( agent.match( /msie (\d+)/ )[ 1 ] );
+ else
+ version = document.documentMode;
+
+ // Deprecated features available just for backwards compatibility.
+ env.ie9Compat = version == 9;
+ env.ie8Compat = version == 8;
+ env.ie7Compat = version == 7;
+ env.ie6Compat = version < 7 || env.quirks;
+
+ /**
+ * Indicates that CKEditor is running on an IE6-like environment, which
+ * includes IE6 itself and IE7 and IE8 quirks mode.
+ *
+ * @deprecated
+ * @property {Boolean} ie6Compat
+ */
+
+ /**
+ * Indicates that CKEditor is running on an IE7-like environment, which
+ * includes IE7 itself and IE8's IE7 document mode.
+ *
+ * @deprecated
+ * @property {Boolean} ie7Compat
+ */
+
+ /**
+ * Indicates that CKEditor is running on Internet Explorer 8 on
+ * standards mode.
+ *
+ * @deprecated
+ * @property {Boolean} ie8Compat
+ */
+
+ /**
+ * Indicates that CKEditor is running on Internet Explorer 9's standards mode.
+ *
+ * @deprecated
+ * @property {Boolean} ie9Compat
+ */
+ }
+
+ // Gecko.
+ if ( env.gecko ) {
+ var geckoRelease = agent.match( /rv:([\d\.]+)/ );
+ if ( geckoRelease ) {
+ geckoRelease = geckoRelease[ 1 ].split( '.' );
+ version = geckoRelease[ 0 ] * 10000 + ( geckoRelease[ 1 ] || 0 ) * 100 + ( geckoRelease[ 2 ] || 0 ) * 1;
+ }
+ }
+
+ // Opera 9.50+
+ if ( env.opera )
+ version = parseFloat( opera.version() );
+
+ // Adobe AIR 1.0+
+ // Checked before Safari because AIR have the WebKit rich text editor
+ // features from Safari 3.0.4, but the version reported is 420.
+ if ( env.air )
+ version = parseFloat( agent.match( / adobeair\/(\d+)/ )[ 1 ] );
+
+ // WebKit 522+ (Safari 3+)
+ if ( env.webkit )
+ version = parseFloat( agent.match( / applewebkit\/(\d+)/ )[ 1 ] );
+
+ /**
+ * Contains the browser version.
+ *
+ * For gecko based browsers (like Firefox) it contains the revision
+ * number with first three parts concatenated with a padding zero
+ * (e.g. for revision 1.9.0.2 we have 10900).
+ *
+ * For webkit based browser (like Safari and Chrome) it contains the
+ * WebKit build version (e.g. 522).
+ *
+ * For IE browsers, it matches the "document mode".
+ *
+ * if ( CKEDITOR.env.ie && CKEDITOR.env.version <= 6 )
+ * alert( 'Ouch!' );
+ *
+ * @property {Number}
+ */
+ env.version = version;
+
+ /**
+ * Indicates that CKEditor is running on a compatible browser.
+ *
+ * if ( CKEDITOR.env.isCompatible )
+ * alert( 'Your browser is pretty cool!' );
+ *
+ * @property {Boolean}
+ */
+ env.isCompatible =
+ // White list of mobile devices that supports.
+ env.iOS && version >= 534 ||
+ !env.mobile && (
+ ( env.ie && version > 6 ) ||
+ ( env.gecko && version >= 10801 ) ||
+ ( env.opera && version >= 9.5 ) ||
+ ( env.air && version >= 1 ) ||
+ ( env.webkit && version >= 522 ) ||
+ false
+ );
+
+ /**
+ * The CSS class to be appended on the main UI containers, making it
+ * easy to apply browser specific styles to it.
+ *
+ * myDiv.className = CKEDITOR.env.cssClass;
+ *
+ * @property {String}
+ */
+ env.cssClass = 'cke_browser_' + ( env.ie ? 'ie' : env.gecko ? 'gecko' : env.opera ? 'opera' : env.webkit ? 'webkit' : 'unknown' );
+
+ if ( env.quirks )
+ env.cssClass += ' cke_browser_quirks';
+
+ if ( env.ie ) {
+ env.cssClass += ' cke_browser_ie' + ( env.quirks || env.version < 7 ? '6' : env.version );
+
+ if ( env.quirks )
+ env.cssClass += ' cke_browser_iequirks';
+ }
+
+ if ( env.gecko ) {
+ if ( version < 10900 )
+ env.cssClass += ' cke_browser_gecko18';
+ else if ( version <= 11000 )
+ env.cssClass += ' cke_browser_gecko19';
+ }
+
+ if ( env.air )
+ env.cssClass += ' cke_browser_air';
+
+ if ( env.iOS )
+ env.cssClass += ' cke_browser_ios';
+
+ return env;
+ })();
+}
+
+// PACKAGER_RENAME( CKEDITOR.env )
+// PACKAGER_RENAME( CKEDITOR.env.ie )
generated by cgit v1.3 (git 2.53.0) at 2026-07-05 15:55:18 +0000