/*! * Modernizr JavaScript library 1.5 * http://www.modernizr.com/ * * Copyright (c) 2009-2010 Faruk Ates - http://farukat.es/ * Dual-licensed under the BSD and MIT licenses. * http://www.modernizr.com/license/ * * Featuring major contributions by * Paul Irish - http://paulirish.com */ /* * Modernizr is a script that will detect native CSS3 and HTML5 features * available in the current UA and provide an object containing all * features with a true/false value, depending on whether the UA has * native support for it or not. * * In addition to that, Modernizr will add classes to the * element of the page, one for each cutting-edge feature. If the UA * supports it, a class like "cssgradients" will be added. If not, * the class name will be "no-cssgradients". This allows for simple * if-conditionals in CSS styling, making it easily to have fine * control over the look and feel of your website. * * @author Faruk Ates * @copyright (c) 2009-2010 Faruk Ates. * * @contributor Paul Irish * @contributor Ben Alman */ window.Modernizr = (function(window,doc,undefined){ var version = '1.5', ret = {}, /** * enableHTML5 is a private property for advanced use only. If enabled, * it will make Modernizr.init() run through a brief while() loop in * which it will create all HTML5 elements in the DOM to allow for * styling them in Internet Explorer, which does not recognize any * non-HTML4 elements unless created in the DOM this way. * * enableHTML5 is ON by default. */ enableHTML5 = true, /** * fontfaceCheckDelay is the ms delay before the @font-face test is * checked a second time. This is neccessary because both Gecko and * WebKit do not load data: URI font data synchronously. * https://bugzilla.mozilla.org/show_bug.cgi?id=512566 * The check will be done again at fontfaceCheckDelay*2 and then * a fourth time at window's load event. * If you need to query for @font-face support, send a callback to: * Modernizr._fontfaceready(fn); * The callback is passed the boolean value of Modernizr.fontface */ fontfaceCheckDelay = 75, docElement = doc.documentElement, /** * Create our "modernizr" element that we do most feature tests on. */ mod = 'modernizr', m = doc.createElement( mod ), m_style = m.style, /** * Create the input element for various Web Forms feature tests. */ f = doc.createElement( 'input' ), // Reused strings, stored here to allow better minification canvas = 'canvas', canvastext = 'canvastext', rgba = 'rgba', hsla = 'hsla', multiplebgs = 'multiplebgs', backgroundsize = 'backgroundsize', borderimage = 'borderimage', borderradius = 'borderradius', boxshadow = 'boxshadow', opacity = 'opacity', cssanimations = 'cssanimations', csscolumns = 'csscolumns', cssgradients = 'cssgradients', cssreflections = 'cssreflections', csstransforms = 'csstransforms', csstransforms3d = 'csstransforms3d', csstransitions = 'csstransitions', fontface = 'fontface', geolocation = 'geolocation', video = 'video', audio = 'audio', input = 'input', inputtypes = input + 'types', // inputtypes is an object of its own containing individual tests for // various new input types, such as search, range, datetime, etc. svg = 'svg', smil = 'smil', svgclippaths = svg+'clippaths', background = 'background', backgroundColor = background + 'Color', canPlayType = 'canPlayType', // FF gets really angry if you name local variables as these, but camelCased. localstorage = 'localStorage', sessionstorage = 'sessionStorage', applicationcache = 'applicationCache', webWorkers = 'webworkers', hashchange = 'hashchange', crosswindowmessaging = 'crosswindowmessaging', historymanagement = 'historymanagement', draganddrop = 'draganddrop', websqldatabase = 'websqldatabase', indexedDB = 'indexedDB', websockets = 'websockets', smile = ':)', // IE7 gets mad if you name a local variable `toString` tostring = Object.prototype.toString, // list of property values to set for css tests. see ticket #21 prefixes = ' -o- -moz- -ms- -webkit- -khtml- '.split(' '), tests = {}, inputs = {}, attrs = {}, classes = [], /** * isEventSupported determines if a given element supports the given event * function from http://yura.thinkweb2.com/isEventSupported/ */ isEventSupported = (function(){ var TAGNAMES = { 'select':'input','change':'input', 'submit':'form','reset':'form', 'error':'img','load':'img','abort':'img' }, cache = { }; function isEventSupported(eventName, element) { var canCache = (arguments.length == 1); // only return cached result when no element is given if (canCache && cache[eventName]) { return cache[eventName]; } element = element || document.createElement(TAGNAMES[eventName] || 'div'); eventName = 'on' + eventName; // When using `setAttribute`, IE skips "unload", WebKit skips "unload" and "resize" // `in` "catches" those var isSupported = (eventName in element); if (!isSupported && element.setAttribute) { element.setAttribute(eventName, 'return;'); isSupported = typeof element[eventName] == 'function'; } element = null; return canCache ? (cache[eventName] = isSupported) : isSupported; } return isEventSupported; })(); var _hasOwnProperty = ({}).hasOwnProperty, hasOwnProperty; if (typeof _hasOwnProperty !== 'undefined' && typeof _hasOwnProperty.call !== 'undefined') { hasOwnProperty = function (object, property) { return _hasOwnProperty.call(object, property); }; } else { hasOwnProperty = function (object, property) { /* yes, this can give false positives/negatives, but most of the time we don't care about those */ return ((property in object) && typeof object.constructor.prototype[property] === 'undefined'); }; } /** * set_css applies given styles to the Modernizr DOM node. */ function set_css( str ) { m_style.cssText = str; } /** * set_css_all extrapolates all vendor-specific css strings. */ function set_css_all( str1, str2 ) { return set_css(prefixes.join(str1 + ';') + ( str2 || '' )); } /** * contains returns a boolean for if substr is found within str. */ function contains( str, substr ) { return (''+str).indexOf( substr ) !== -1; } /** * test_props is a generic CSS / DOM property test; if a browser supports * a certain property, it won't return undefined for it. * A supported CSS property returns empty string when its not yet set. */ function test_props( props, callback ) { for ( var i in props ) { if ( m_style[ props[i] ] !== undefined && ( !callback || callback( props[i], m ) ) ) { return true; } } } /** * test_props_all tests a list of DOM properties we want to check against. * We specify literally ALL possible (known and/or likely) properties on * the element including the non-vendor prefixed one, for forward- * compatibility. */ function test_props_all( prop, callback ) { var uc_prop = prop.charAt(0).toUpperCase() + prop.substr(1), // following spec is to expose vendor-specific style properties as: // elem.style.WebkitBorderRadius // and the following would be incorrect: // elem.style.webkitBorderRadius // Webkit and Mozilla are nice enough to ghost their properties in the lowercase // version but Opera does not. // see more here: http://github.com/Modernizr/Modernizr/issues/issue/21 props = [ prop, 'Webkit' + uc_prop, 'Moz' + uc_prop, 'O' + uc_prop, 'ms' + uc_prop, 'Khtml' + uc_prop ]; return !!test_props( props, callback ); } /** * Tests */ tests[canvas] = function() { return !!doc.createElement( canvas ).getContext; }; tests[canvastext] = function() { return !!(tests[canvas]() && typeof doc.createElement( canvas ).getContext('2d').fillText == 'function'); }; /** * The Modernizr.touch test only indicates if the browser supports * touch events, which does not necessarily reflect a touchscreen * device, as evidenced by tablets running Windows 7 or, alas, * the Palm Pre / WebOS (touch) phones. * Additionally, chrome used to lie about its support on this, but that * has since been recitifed: http://crbug.com/36415 * Because there is no way to reliably detect Chrome's false positive * without UA sniffing we have removed this test from Modernizr. We * hope to add it in after Chrome 5 has been sunsetted. * See also http://github.com/Modernizr/Modernizr/issues#issue/84 tests[touch] = function() { return !!('ontouchstart' in window); }; */ /** * geolocation tests for the new Geolocation API specification. * This test is a standards compliant-only test; for more complete * testing, including a Google Gears fallback, please see: * http://code.google.com/p/geo-location-javascript/ * or view a fallback solution using google's geo API: * http://gist.github.com/366184 */ tests[geolocation] = function() { return !!navigator.geolocation; }; tests[crosswindowmessaging] = function() { return !!window.postMessage; }; tests[websqldatabase] = function() { var result = !!window.openDatabase; if (result){ try { result = !!openDatabase("testdb", "1.0", "html5 test db", 200000); } catch(err) { result = false; } } return result; }; tests[indexedDB] = function(){ return !!window[indexedDB]; }; // documentMode logic from YUI to filter out IE8 Compat Mode // which false positives. tests[hashchange] = function() { return isEventSupported(hashchange, window) && ( document.documentMode === undefined || document.documentMode > 7 ); }; tests[historymanagement] = function() { return !!(window.history && history.pushState); }; tests[draganddrop] = function() { return isEventSupported('drag') && isEventSupported('dragstart') && isEventSupported('dragenter') && isEventSupported('dragover') && isEventSupported('dragleave') && isEventSupported('dragend') && isEventSupported('drop'); }; tests[websockets] = function(){ return ('WebSocket' in window); }; // http://css-tricks.com/rgba-browser-support/ tests[rgba] = function() { // Set an rgba() color and check the returned value set_css( background + '-color:rgba(150,255,150,.5)' ); return contains( m_style[backgroundColor], rgba ); }; tests[hsla] = function() { // Same as rgba(), in fact, browsers re-map hsla() to rgba() internally set_css( background + '-color:hsla(120,40%,100%,.5)' ); return contains( m_style[backgroundColor], rgba ); }; tests[multiplebgs] = function() { // Setting multiple images AND a color on the background shorthand property // and then querying the style.background property value for the number of // occurrences of "url(" is a reliable method for detecting ACTUAL support for this! set_css( background + ':url(//:),url(//:),red url(//:)' ); // If the UA supports multiple backgrounds, there should be three occurrences // of the string "url(" in the return value for elem_style.background return new RegExp("(url\\s*\\(.*?){3}").test(m_style[background]); }; // In testing support for a given CSS property, it's legit to test: // elem.style[styleName] !== undefined // If the property is supported it will return an empty string, // if unsupported it will return undefined. // We'll take advantage of this quick test and skip setting a style // on our modernizr element, but instead just testing undefined vs // empty string. // The legacy set_css_all calls will remain in the source // (however, commented) in for clarity, yet functionally they are // no longer needed. tests[backgroundsize] = function() { return test_props_all( background + 'Size' ); }; tests[borderimage] = function() { // set_css_all( 'border-image:url(m.png) 1 1 stretch' ); return test_props_all( 'borderImage' ); }; // super comprehensive table about all the unique implementations of // border-radius: http://muddledramblings.com/table-of-css3-border-radius-compliance tests[borderradius] = function() { // set_css_all( 'border-radius:10px' ); return test_props_all( 'borderRadius', '', function( prop ) { return contains( prop, 'orderRadius' ); }); }; tests[boxshadow] = function() { // set_css_all( 'box-shadow:#000 1px 1px 3px' ); return test_props_all( 'boxShadow' ); }; tests[opacity] = function() { // Browsers that actually have CSS Opacity implemented have done so // according to spec, which means their return values are within the // range of [0.0,1.0] - including the leading zero. set_css_all( 'opacity:.5' ); return contains( m_style[opacity], '0.5' ); }; tests[cssanimations] = function() { // set_css_all( 'animation:"animate" 2s ease 2', 'position:relative' ); return test_props_all( 'animationName' ); }; tests[csscolumns] = function() { // set_css_all( 'column-count:3' ); return test_props_all( 'columnCount' ); }; tests[cssgradients] = function() { /** * For CSS Gradients syntax, please see: * http://webkit.org/blog/175/introducing-css-gradients/ * https://developer.mozilla.org/en/CSS/-moz-linear-gradient * https://developer.mozilla.org/en/CSS/-moz-radial-gradient * http://dev.w3.org/csswg/css3-images/#gradients- */ var str1 = background + '-image:', str2 = 'gradient(linear,left top,right bottom,from(#9f9),to(white));', str3 = 'linear-gradient(left top,#9f9, white);'; set_css( (str1 + prefixes.join(str2 + str1) + prefixes.join(str3 + str1)).slice(0,-str1.length) ); return contains( m_style.backgroundImage, 'gradient' ); }; tests[cssreflections] = function() { // set_css_all( 'box-reflect:right 1px' ); return test_props_all( 'boxReflect' ); }; tests[csstransforms] = function() { // set_css_all( 'transform:rotate(3deg)' ); return !!test_props([ 'transformProperty', 'WebkitTransform', 'MozTransform', 'OTransform', 'msTransform' ]); }; tests[csstransforms3d] = function() { // set_css_all( 'perspective:500' ); var ret = !!test_props([ 'perspectiveProperty', 'WebkitPerspective', 'MozPerspective', 'OPerspective', 'msPerspective' ]); // webkit has 3d transforms disabled for chrome, though // it works fine in safari on leopard and snow leopard // as a result, it 'recognizes' the syntax and throws a false positive // thus we must do a more thorough check: if (ret){ var st = document.createElement('style'), div = doc.createElement('div'); // webkit allows this media query to succeed only if the feature is enabled. // "@media (transform-3d),(-o-transform-3d),(-moz-transform-3d),(-ms-transform-3d),(-webkit-transform-3d),(modernizr){#modernizr{height:3px}}" st.textContent = '@media ('+prefixes.join('transform-3d),(')+'modernizr){#modernizr{height:3px}}'; doc.getElementsByTagName('head')[0].appendChild(st); div.id = 'modernizr'; docElement.appendChild(div); ret = div.offsetHeight === 3; st.parentNode.removeChild(st); div.parentNode.removeChild(div); } return ret; }; tests[csstransitions] = function() { // set_css_all( 'transition:all .5s linear' ); return test_props_all( 'transitionProperty' ); }; // @font-face detection routine created by Paul Irish - paulirish.com // Merged into Modernizr with approval. Read more about Paul's work here: // http://paulirish.com/2009/font-face-feature-detection/ tests[fontface] = function(){ var fontret; if (/*@cc_on@if(@_jscript_version>=5)!@end@*/0) fontret = true; else { // Create variables for dedicated @font-face test var st = doc.createElement('style'), spn = doc.createElement('span'), size, isFakeBody = false, body = doc.body, callback, isCallbackCalled; // The following is a font-face + glyph definition for the . character: st.textContent = "@font-face{font-family:testfont;src:url('data:font/ttf;base64,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')}"; doc.getElementsByTagName('head')[0].appendChild(st); // we don't use `serif` and we don't use `monospace` // http://github.com/Modernizr/Modernizr/issues/closed#issue/39 // http://neugierig.org/software/chromium/notes/2009/09/monospace-fonts-workaround.html spn.setAttribute('style','font:99px _,arial,helvetica;position:absolute;visibility:hidden'); if (!body){ body = docElement.appendChild(doc.createElement(fontface)); isFakeBody = true; } // the data-uri'd font only has the . glyph; which is 3 pixels wide. spn.innerHTML = '........'; spn.id = 'fonttest'; body.appendChild(spn); size = spn.offsetWidth*spn.offsetHeight; spn.style.font = '99px testfont,_,arial,helvetica'; // needed for the CSSFontFaceRule false positives (ff3, chrome, op9) fontret = size !== spn.offsetWidth*spn.offsetHeight; function delayedCheck(){ if (!body.parentNode) return; fontret = ret[fontface] = size !== spn.offsetWidth*spn.offsetHeight; docElement.className = docElement.className.replace(/(no-)?fontface\b/,'') + (fontret ? ' ' : ' no-') + fontface; } setTimeout(delayedCheck,fontfaceCheckDelay); setTimeout(delayedCheck,fontfaceCheckDelay*2); addEventListener('load',function(){ delayedCheck(); (isCallbackCalled = true) && callback && callback(fontret); setTimeout(function(){ if (!isFakeBody) body = spn; body.parentNode.removeChild(body); st.parentNode.removeChild(st); }, 50); },false); } // allow for a callback ret._fontfaceready = function(fn){ (isCallbackCalled || fontret) ? fn(fontret) : (callback = fn); } return fontret || size !== spn.offsetWidth; }; // These tests evaluate support of the video/audio elements, as well as // testing what types of content they support. // // we're using the Boolean constructor here, so that we can extend the value // e.g. Modernizr.video // true // Modernizr.video.ogg // 'probably' // // codec values from : http://github.com/NielsLeenheer/html5test/blob/9106a8/index.html#L845 // thx to NielsLeenheer and zcorpan tests[video] = function() { var elem = doc.createElement(video), bool = !!elem[canPlayType]; if (bool){ bool = new Boolean(bool); bool.ogg = elem[canPlayType]('video/ogg; codecs="theora"'); bool.h264 = elem[canPlayType]('video/mp4; codecs="avc1.42E01E"'); bool.webm = elem[canPlayType]('video/webm; codecs="vp8, vorbis"'); } return bool; }; tests[audio] = function() { var elem = doc.createElement(audio), bool = !!elem[canPlayType]; if (bool){ bool = new Boolean(bool); bool.ogg = elem[canPlayType]('audio/ogg; codecs="vorbis"'); bool.mp3 = elem[canPlayType]('audio/mpeg;'); // mimetypes accepted: // https://developer.mozilla.org/En/Media_formats_supported_by_the_audio_and_video_elements // http://bit.ly/iphoneoscodecs bool.wav = elem[canPlayType]('audio/wav; codecs="1"'); bool.m4a = elem[canPlayType]('audio/x-m4a;') || elem[canPlayType]('audio/aac;'); } return bool; }; // both localStorage and sessionStorage are // tested in this method because otherwise Firefox will // throw an error: https://bugzilla.mozilla.org/show_bug.cgi?id=365772 // if cookies are disabled // FWIW miller device resolves to [object Storage] in all supporting browsers // except for IE who does [object Object] // IE8 Compat mode supports these features completely: // http://www.quirksmode.org/dom/html5.html tests[localstorage] = function() { return ('localStorage' in window) && window[localstorage] !== null; }; tests[sessionstorage] = function() { // try/catch required for pissy FF behavior try { return ('sessionStorage' in window) && window[sessionstorage] !== null; } catch(e){ return false; } }; tests[webWorkers] = function () { return !!window.Worker; }; tests[applicationcache] = function() { var cache = window[applicationcache]; return !!(cache && (typeof cache.status != 'undefined') && (typeof cache.update == 'function') && (typeof cache.swapCache == 'function')); }; // thanks to Erik Dahlstrom tests[svg] = function(){ return !!doc.createElementNS && !!doc.createElementNS( "http://www.w3.org/2000/svg", "svg").createSVGRect; }; // thanks to F1lt3r and lucideer // http://github.com/Modernizr/Modernizr/issues#issue/35 tests[smil] = function(){ return !!doc.createElementNS && /SVG/.test(tostring.call(doc.createElementNS('http://www.w3.org/2000/svg','animate'))); }; tests[svgclippaths] = function(){ // returns a false positive in saf 3.2? return !!doc.createElementNS && /SVG/.test(tostring.call(doc.createElementNS('http://www.w3.org/2000/svg','clipPath'))); }; // input features and input types go directly onto the ret object, bypassing the tests loop. // hold this guy to execute in a moment. function webforms(){ // Run through HTML5's new input attributes to see if the UA understands any. // We're using f which is the element created early on // Mike Taylr has created a comprehensive resource for testing these attributes // when applied to all input types: // http://miketaylr.com/code/input-type-attr.html // spec: http://www.whatwg.org/specs/web-apps/current-work/multipage/the-input-element.html#input-type-attr-summary ret[input] = (function(props) { for (var i = 0,len=props.length;i\\s*$","i");i.innerHTML=a.outerHTML.replace(/\r|\n/g," ").replace(c,a.currentStyle.display=="block"?"":"");c=i.childNodes[0];c.className+=" iepp_"+d;c=f[f.length]=[a,c];a.parentNode.replaceChild(c[1],c[0])}s(e.styleSheets,"all")}function u(){for(var a=-1,b;++a element, if it exists: docElement.className=docElement.className.replace(/\bno-js\b/,'') + ' js'; // Add the new classes to the element. docElement.className += ' ' + classes.join( ' ' ); return ret; })(this,this.document);