--- /dev/null
+/*!
+ * Modernizr v2.8.2
+ * www.modernizr.com
+ *
+ * Copyright (c) Faruk Ates, Paul Irish, Alex Sexton
+ * Available under the BSD and MIT licenses: www.modernizr.com/license/
+ */
+
+/*
+ * Modernizr tests which native CSS3 and HTML5 features are available in
+ * the current UA and makes the results available to you in two ways:
+ * as properties on a global Modernizr object, and as classes on the
+ * <html> element. This information allows you to progressively enhance
+ * your pages with a granular level of control over the experience.
+ *
+ * Modernizr has an optional (not included) conditional resource loader
+ * called Modernizr.load(), based on Yepnope.js (yepnopejs.com).
+ * To get a build that includes Modernizr.load(), as well as choosing
+ * which tests to include, go to www.modernizr.com/download/
+ *
+ * Authors Faruk Ates, Paul Irish, Alex Sexton
+ * Contributors Ryan Seddon, Ben Alman
+ */
+
+window.Modernizr = (function( window, document, undefined ) {
+
+ var version = '2.8.2',
+
+ Modernizr = {},
+
+ /*>>cssclasses*/
+ // option for enabling the HTML classes to be added
+ enableClasses = true,
+ /*>>cssclasses*/
+
+ docElement = document.documentElement,
+
+ /**
+ * Create our "modernizr" element that we do most feature tests on.
+ */
+ mod = 'modernizr',
+ modElem = document.createElement(mod),
+ mStyle = modElem.style,
+
+ /**
+ * Create the input element for various Web Forms feature tests.
+ */
+ inputElem /*>>inputelem*/ = document.createElement('input') /*>>inputelem*/ ,
+
+ /*>>smile*/
+ smile = ':)',
+ /*>>smile*/
+
+ toString = {}.toString,
+
+ // TODO :: make the prefixes more granular
+ /*>>prefixes*/
+ // List of property values to set for css tests. See ticket #21
+ prefixes = ' -webkit- -moz- -o- -ms- '.split(' '),
+ /*>>prefixes*/
+
+ /*>>domprefixes*/
+ // Following spec is to expose vendor-specific style properties as:
+ // elem.style.WebkitBorderRadius
+ // and the following would be incorrect:
+ // elem.style.webkitBorderRadius
+
+ // Webkit ghosts their properties in lowercase but Opera & Moz do not.
+ // Microsoft uses a lowercase `ms` instead of the correct `Ms` in IE8+
+ // erik.eae.net/archives/2008/03/10/21.48.10/
+
+ // More here: github.com/Modernizr/Modernizr/issues/issue/21
+ omPrefixes = 'Webkit Moz O ms',
+
+ cssomPrefixes = omPrefixes.split(' '),
+
+ domPrefixes = omPrefixes.toLowerCase().split(' '),
+ /*>>domprefixes*/
+
+ /*>>ns*/
+ ns = {'svg': 'http://www.w3.org/2000/svg'},
+ /*>>ns*/
+
+ tests = {},
+ inputs = {},
+ attrs = {},
+
+ classes = [],
+
+ slice = classes.slice,
+
+ featureName, // used in testing loop
+
+
+ /*>>teststyles*/
+ // Inject element with style element and some CSS rules
+ injectElementWithStyles = function( rule, callback, nodes, testnames ) {
+
+ var style, ret, node, docOverflow,
+ div = document.createElement('div'),
+ // After page load injecting a fake body doesn't work so check if body exists
+ body = document.body,
+ // IE6 and 7 won't return offsetWidth or offsetHeight unless it's in the body element, so we fake it.
+ fakeBody = body || document.createElement('body');
+
+ if ( parseInt(nodes, 10) ) {
+ // In order not to give false positives we create a node for each test
+ // This also allows the method to scale for unspecified uses
+ while ( nodes-- ) {
+ node = document.createElement('div');
+ node.id = testnames ? testnames[nodes] : mod + (nodes + 1);
+ div.appendChild(node);
+ }
+ }
+
+ // <style> elements in IE6-9 are considered 'NoScope' elements and therefore will be removed
+ // when injected with innerHTML. To get around this you need to prepend the 'NoScope' element
+ // with a 'scoped' element, in our case the soft-hyphen entity as it won't mess with our measurements.
+ // msdn.microsoft.com/en-us/library/ms533897%28VS.85%29.aspx
+ // Documents served as xml will throw if using ­ so use xml friendly encoded version. See issue #277
+ style = ['­','<style id="s', mod, '">', rule, '</style>'].join('');
+ div.id = mod;
+ // IE6 will false positive on some tests due to the style element inside the test div somehow interfering offsetHeight, so insert it into body or fakebody.
+ // Opera will act all quirky when injecting elements in documentElement when page is served as xml, needs fakebody too. #270
+ (body ? div : fakeBody).innerHTML += style;
+ fakeBody.appendChild(div);
+ if ( !body ) {
+ //avoid crashing IE8, if background image is used
+ fakeBody.style.background = '';
+ //Safari 5.13/5.1.4 OSX stops loading if ::-webkit-scrollbar is used and scrollbars are visible
+ fakeBody.style.overflow = 'hidden';
+ docOverflow = docElement.style.overflow;
+ docElement.style.overflow = 'hidden';
+ docElement.appendChild(fakeBody);
+ }
+
+ ret = callback(div, rule);
+ // If this is done after page load we don't want to remove the body so check if body exists
+ if ( !body ) {
+ fakeBody.parentNode.removeChild(fakeBody);
+ docElement.style.overflow = docOverflow;
+ } else {
+ div.parentNode.removeChild(div);
+ }
+
+ return !!ret;
+
+ },
+ /*>>teststyles*/
+
+ /*>>mq*/
+ // adapted from matchMedia polyfill
+ // by Scott Jehl and Paul Irish
+ // gist.github.com/786768
+ testMediaQuery = function( mq ) {
+
+ var matchMedia = window.matchMedia || window.msMatchMedia;
+ if ( matchMedia ) {
+ return matchMedia(mq) && matchMedia(mq).matches || false;
+ }
+
+ var bool;
+
+ injectElementWithStyles('@media ' + mq + ' { #' + mod + ' { position: absolute; } }', function( node ) {
+ bool = (window.getComputedStyle ?
+ getComputedStyle(node, null) :
+ node.currentStyle)['position'] == 'absolute';
+ });
+
+ return bool;
+
+ },
+ /*>>mq*/
+
+
+ /*>>hasevent*/
+ //
+ // isEventSupported determines if a given element supports the given event
+ // kangax.github.com/iseventsupported/
+ //
+ // The following results are known incorrects:
+ // Modernizr.hasEvent("webkitTransitionEnd", elem) // false negative
+ // Modernizr.hasEvent("textInput") // in Webkit. github.com/Modernizr/Modernizr/issues/333
+ // ...
+ isEventSupported = (function() {
+
+ var TAGNAMES = {
+ 'select': 'input', 'change': 'input',
+ 'submit': 'form', 'reset': 'form',
+ 'error': 'img', 'load': 'img', 'abort': 'img'
+ };
+
+ function isEventSupported( eventName, element ) {
+
+ element = element || document.createElement(TAGNAMES[eventName] || 'div');
+ eventName = 'on' + eventName;
+
+ // When using `setAttribute`, IE skips "unload", WebKit skips "unload" and "resize", whereas `in` "catches" those
+ var isSupported = eventName in element;
+
+ if ( !isSupported ) {
+ // If it has no `setAttribute` (i.e. doesn't implement Node interface), try generic element
+ if ( !element.setAttribute ) {
+ element = document.createElement('div');
+ }
+ if ( element.setAttribute && element.removeAttribute ) {
+ element.setAttribute(eventName, '');
+ isSupported = is(element[eventName], 'function');
+
+ // If property was created, "remove it" (by setting value to `undefined`)
+ if ( !is(element[eventName], 'undefined') ) {
+ element[eventName] = undefined;
+ }
+ element.removeAttribute(eventName);
+ }
+ }
+
+ element = null;
+ return isSupported;
+ }
+ return isEventSupported;
+ })(),
+ /*>>hasevent*/
+
+ // TODO :: Add flag for hasownprop ? didn't last time
+
+ // hasOwnProperty shim by kangax needed for Safari 2.0 support
+ _hasOwnProperty = ({}).hasOwnProperty, hasOwnProp;
+
+ if ( !is(_hasOwnProperty, 'undefined') && !is(_hasOwnProperty.call, 'undefined') ) {
+ hasOwnProp = function (object, property) {
+ return _hasOwnProperty.call(object, property);
+ };
+ }
+ else {
+ hasOwnProp = 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) && is(object.constructor.prototype[property], 'undefined'));
+ };
+ }
+
+ // Adapted from ES5-shim https://github.com/kriskowal/es5-shim/blob/master/es5-shim.js
+ // es5.github.com/#x15.3.4.5
+
+ if (!Function.prototype.bind) {
+ Function.prototype.bind = function bind(that) {
+
+ var target = this;
+
+ if (typeof target != "function") {
+ throw new TypeError();
+ }
+
+ var args = slice.call(arguments, 1),
+ bound = function () {
+
+ if (this instanceof bound) {
+
+ var F = function(){};
+ F.prototype = target.prototype;
+ var self = new F();
+
+ var result = target.apply(
+ self,
+ args.concat(slice.call(arguments))
+ );
+ if (Object(result) === result) {
+ return result;
+ }
+ return self;
+
+ } else {
+
+ return target.apply(
+ that,
+ args.concat(slice.call(arguments))
+ );
+
+ }
+
+ };
+
+ return bound;
+ };
+ }
+
+ /**
+ * setCss applies given styles to the Modernizr DOM node.
+ */
+ function setCss( str ) {
+ mStyle.cssText = str;
+ }
+
+ /**
+ * setCssAll extrapolates all vendor-specific css strings.
+ */
+ function setCssAll( str1, str2 ) {
+ return setCss(prefixes.join(str1 + ';') + ( str2 || '' ));
+ }
+
+ /**
+ * is returns a boolean for if typeof obj is exactly type.
+ */
+ function is( obj, type ) {
+ return typeof obj === type;
+ }
+
+ /**
+ * contains returns a boolean for if substr is found within str.
+ */
+ function contains( str, substr ) {
+ return !!~('' + str).indexOf(substr);
+ }
+
+ /*>>testprop*/
+
+ // testProps is a generic CSS / DOM property test.
+
+ // 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.
+
+ // Because the testing of the CSS property names (with "-", as
+ // opposed to the camelCase DOM properties) is non-portable and
+ // non-standard but works in WebKit and IE (but not Gecko or Opera),
+ // we explicitly reject properties with dashes so that authors
+ // developing in WebKit or IE first don't end up with
+ // browser-specific content by accident.
+
+ function testProps( props, prefixed ) {
+ for ( var i in props ) {
+ var prop = props[i];
+ if ( !contains(prop, "-") && mStyle[prop] !== undefined ) {
+ return prefixed == 'pfx' ? prop : true;
+ }
+ }
+ return false;
+ }
+ /*>>testprop*/
+
+ // TODO :: add testDOMProps
+ /**
+ * testDOMProps is a generic DOM property test; if a browser supports
+ * a certain property, it won't return undefined for it.
+ */
+ function testDOMProps( props, obj, elem ) {
+ for ( var i in props ) {
+ var item = obj[props[i]];
+ if ( item !== undefined) {
+
+ // return the property name as a string
+ if (elem === false) return props[i];
+
+ // let's bind a function
+ if (is(item, 'function')){
+ // default to autobind unless override
+ return item.bind(elem || obj);
+ }
+
+ // return the unbound function or obj or value
+ return item;
+ }
+ }
+ return false;
+ }
+
+ /*>>testallprops*/
+ /**
+ * testPropsAll 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 testPropsAll( prop, prefixed, elem ) {
+
+ var ucProp = prop.charAt(0).toUpperCase() + prop.slice(1),
+ props = (prop + ' ' + cssomPrefixes.join(ucProp + ' ') + ucProp).split(' ');
+
+ // did they call .prefixed('boxSizing') or are we just testing a prop?
+ if(is(prefixed, "string") || is(prefixed, "undefined")) {
+ return testProps(props, prefixed);
+
+ // otherwise, they called .prefixed('requestAnimationFrame', window[, elem])
+ } else {
+ props = (prop + ' ' + (domPrefixes).join(ucProp + ' ') + ucProp).split(' ');
+ return testDOMProps(props, prefixed, elem);
+ }
+ }
+ /*>>testallprops*/
+
+
+ /**
+ * Tests
+ * -----
+ */
+
+ // The *new* flexbox
+ // dev.w3.org/csswg/css3-flexbox
+
+ tests['flexbox'] = function() {
+ return testPropsAll('flexWrap');
+ };
+
+ // The *old* flexbox
+ // www.w3.org/TR/2009/WD-css3-flexbox-20090723/
+
+ tests['flexboxlegacy'] = function() {
+ return testPropsAll('boxDirection');
+ };
+
+ // On the S60 and BB Storm, getContext exists, but always returns undefined
+ // so we actually have to call getContext() to verify
+ // github.com/Modernizr/Modernizr/issues/issue/97/
+
+ tests['canvas'] = function() {
+ var elem = document.createElement('canvas');
+ return !!(elem.getContext && elem.getContext('2d'));
+ };
+
+ tests['canvastext'] = function() {
+ return !!(Modernizr['canvas'] && is(document.createElement('canvas').getContext('2d').fillText, 'function'));
+ };
+
+ // webk.it/70117 is tracking a legit WebGL feature detect proposal
+
+ // We do a soft detect which may false positive in order to avoid
+ // an expensive context creation: bugzil.la/732441
+
+ tests['webgl'] = function() {
+ return !!window.WebGLRenderingContext;
+ };
+
+ /*
+ * 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 (desktop) used to lie about its support on this,
+ * but that has since been rectified: crbug.com/36415
+ *
+ * We also test for Firefox 4 Multitouch Support.
+ *
+ * For more info, see: modernizr.github.com/Modernizr/touch.html
+ */
+
+ tests['touch'] = function() {
+ var bool;
+
+ if(('ontouchstart' in window) || window.DocumentTouch && document instanceof DocumentTouch) {
+ bool = true;
+ } else {
+ injectElementWithStyles(['@media (',prefixes.join('touch-enabled),('),mod,')','{#modernizr{top:9px;position:absolute}}'].join(''), function( node ) {
+ bool = node.offsetTop === 9;
+ });
+ }
+
+ return bool;
+ };
+
+
+ // geolocation is often considered a trivial feature detect...
+ // Turns out, it's quite tricky to get right:
+ //
+ // Using !!navigator.geolocation does two things we don't want. It:
+ // 1. Leaks memory in IE9: github.com/Modernizr/Modernizr/issues/513
+ // 2. Disables page caching in WebKit: webk.it/43956
+ //
+ // Meanwhile, in Firefox < 8, an about:config setting could expose
+ // a false positive that would throw an exception: bugzil.la/688158
+
+ tests['geolocation'] = function() {
+ return 'geolocation' in navigator;
+ };
+
+
+ tests['postmessage'] = function() {
+ return !!window.postMessage;
+ };
+
+
+ // Chrome incognito mode used to throw an exception when using openDatabase
+ // It doesn't anymore.
+ tests['websqldatabase'] = function() {
+ return !!window.openDatabase;
+ };
+
+ // Vendors had inconsistent prefixing with the experimental Indexed DB:
+ // - Webkit's implementation is accessible through webkitIndexedDB
+ // - Firefox shipped moz_indexedDB before FF4b9, but since then has been mozIndexedDB
+ // For speed, we don't test the legacy (and beta-only) indexedDB
+ tests['indexedDB'] = function() {
+ return !!testPropsAll("indexedDB", window);
+ };
+
+ // 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);
+ };
+
+ // Per 1.6:
+ // This used to be Modernizr.historymanagement but the longer
+ // name has been deprecated in favor of a shorter and property-matching one.
+ // The old API is still available in 1.6, but as of 2.0 will throw a warning,
+ // and in the first release thereafter disappear entirely.
+ tests['history'] = function() {
+ return !!(window.history && history.pushState);
+ };
+
+ tests['draganddrop'] = function() {
+ var div = document.createElement('div');
+ return ('draggable' in div) || ('ondragstart' in div && 'ondrop' in div);
+ };
+
+ // FF3.6 was EOL'ed on 4/24/12, but the ESR version of FF10
+ // will be supported until FF19 (2/12/13), at which time, ESR becomes FF17.
+ // FF10 still uses prefixes, so check for it until then.
+ // for more ESR info, see: mozilla.org/en-US/firefox/organizations/faq/
+ tests['websockets'] = function() {
+ return 'WebSocket' in window || 'MozWebSocket' in window;
+ };
+
+
+ // css-tricks.com/rgba-browser-support/
+ tests['rgba'] = function() {
+ // Set an rgba() color and check the returned value
+
+ setCss('background-color:rgba(150,255,150,.5)');
+
+ return contains(mStyle.backgroundColor, 'rgba');
+ };
+
+ tests['hsla'] = function() {
+ // Same as rgba(), in fact, browsers re-map hsla() to rgba() internally,
+ // except IE9 who retains it as hsla
+
+ setCss('background-color:hsla(120,40%,100%,.5)');
+
+ return contains(mStyle.backgroundColor, 'rgba') || contains(mStyle.backgroundColor, 'hsla');
+ };
+
+ 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!
+
+ setCss('background:url(https://),url(https://),red url(https://)');
+
+ // If the UA supports multiple backgrounds, there should be three occurrences
+ // of the string "url(" in the return value for elemStyle.background
+
+ return (/(url\s*\(.*?){3}/).test(mStyle.background);
+ };
+
+
+
+ // this will false positive in Opera Mini
+ // github.com/Modernizr/Modernizr/issues/396
+
+ tests['backgroundsize'] = function() {
+ return testPropsAll('backgroundSize');
+ };
+
+ tests['borderimage'] = function() {
+ return testPropsAll('borderImage');
+ };
+
+
+ // Super comprehensive table about all the unique implementations of
+ // border-radius: muddledramblings.com/table-of-css3-border-radius-compliance
+
+ tests['borderradius'] = function() {
+ return testPropsAll('borderRadius');
+ };
+
+ // WebOS unfortunately false positives on this test.
+ tests['boxshadow'] = function() {
+ return testPropsAll('boxShadow');
+ };
+
+ // FF3.0 will false positive on this test
+ tests['textshadow'] = function() {
+ return document.createElement('div').style.textShadow === '';
+ };
+
+
+ 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.
+
+ setCssAll('opacity:.55');
+
+ // The non-literal . in this regex is intentional:
+ // German Chrome returns this value as 0,55
+ // github.com/Modernizr/Modernizr/issues/#issue/59/comment/516632
+ return (/^0.55$/).test(mStyle.opacity);
+ };
+
+
+ // Note, Android < 4 will pass this test, but can only animate
+ // a single property at a time
+ // goo.gl/v3V4Gp
+ tests['cssanimations'] = function() {
+ return testPropsAll('animationName');
+ };
+
+
+ tests['csscolumns'] = function() {
+ return testPropsAll('columnCount');
+ };
+
+
+ tests['cssgradients'] = function() {
+ /**
+ * For CSS Gradients syntax, please see:
+ * webkit.org/blog/175/introducing-css-gradients/
+ * developer.mozilla.org/en/CSS/-moz-linear-gradient
+ * developer.mozilla.org/en/CSS/-moz-radial-gradient
+ * 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);';
+
+ setCss(
+ // legacy webkit syntax (FIXME: remove when syntax not in use anymore)
+ (str1 + '-webkit- '.split(' ').join(str2 + str1) +
+ // standard syntax // trailing 'background-image:'
+ prefixes.join(str3 + str1)).slice(0, -str1.length)
+ );
+
+ return contains(mStyle.backgroundImage, 'gradient');
+ };
+
+
+ tests['cssreflections'] = function() {
+ return testPropsAll('boxReflect');
+ };
+
+
+ tests['csstransforms'] = function() {
+ return !!testPropsAll('transform');
+ };
+
+
+ tests['csstransforms3d'] = function() {
+
+ var ret = !!testPropsAll('perspective');
+
+ // Webkit's 3D transforms are passed off to the browser's own graphics renderer.
+ // It works fine in Safari on Leopard and Snow Leopard, but not in Chrome in
+ // some conditions. As a result, Webkit typically recognizes the syntax but
+ // will sometimes throw a false positive, thus we must do a more thorough check:
+ if ( ret && 'webkitPerspective' in docElement.style ) {
+
+ // Webkit allows this media query to succeed only if the feature is enabled.
+ // `@media (transform-3d),(-webkit-transform-3d){ ... }`
+ injectElementWithStyles('@media (transform-3d),(-webkit-transform-3d){#modernizr{left:9px;position:absolute;height:3px;}}', function( node, rule ) {
+ ret = node.offsetLeft === 9 && node.offsetHeight === 3;
+ });
+ }
+ return ret;
+ };
+
+
+ tests['csstransitions'] = function() {
+ return testPropsAll('transition');
+ };
+
+
+ /*>>fontface*/
+ // @font-face detection routine by Diego Perini
+ // javascript.nwbox.com/CSSSupport/
+
+ // false positives:
+ // WebOS github.com/Modernizr/Modernizr/issues/342
+ // WP7 github.com/Modernizr/Modernizr/issues/538
+ tests['fontface'] = function() {
+ var bool;
+
+ injectElementWithStyles('@font-face {font-family:"font";src:url("https://")}', function( node, rule ) {
+ var style = document.getElementById('smodernizr'),
+ sheet = style.sheet || style.styleSheet,
+ cssText = sheet ? (sheet.cssRules && sheet.cssRules[0] ? sheet.cssRules[0].cssText : sheet.cssText || '') : '';
+
+ bool = /src/i.test(cssText) && cssText.indexOf(rule.split(' ')[0]) === 0;
+ });
+
+ return bool;
+ };
+ /*>>fontface*/
+
+ // CSS generated content detection
+ tests['generatedcontent'] = function() {
+ var bool;
+
+ injectElementWithStyles(['#',mod,'{font:0/0 a}#',mod,':after{content:"',smile,'";visibility:hidden;font:3px/1 a}'].join(''), function( node ) {
+ bool = node.offsetHeight >= 3;
+ });
+
+ return bool;
+ };
+
+
+
+ // 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 : github.com/NielsLeenheer/html5test/blob/9106a8/index.html#L845
+ // thx to NielsLeenheer and zcorpan
+
+ // Note: in some older browsers, "no" was a return value instead of empty string.
+ // It was live in FF3.5.0 and 3.5.1, but fixed in 3.5.2
+ // It was also live in Safari 4.0.0 - 4.0.4, but fixed in 4.0.5
+
+ tests['video'] = function() {
+ var elem = document.createElement('video'),
+ bool = false;
+
+ // IE9 Running on Windows Server SKU can cause an exception to be thrown, bug #224
+ try {
+ if ( bool = !!elem.canPlayType ) {
+ bool = new Boolean(bool);
+ bool.ogg = elem.canPlayType('video/ogg; codecs="theora"') .replace(/^no$/,'');
+
+ // Without QuickTime, this value will be `undefined`. github.com/Modernizr/Modernizr/issues/546
+ bool.h264 = elem.canPlayType('video/mp4; codecs="avc1.42E01E"') .replace(/^no$/,'');
+
+ bool.webm = elem.canPlayType('video/webm; codecs="vp8, vorbis"').replace(/^no$/,'');
+ }
+
+ } catch(e) { }
+
+ return bool;
+ };
+
+ tests['audio'] = function() {
+ var elem = document.createElement('audio'),
+ bool = false;
+
+ try {
+ if ( bool = !!elem.canPlayType ) {
+ bool = new Boolean(bool);
+ bool.ogg = elem.canPlayType('audio/ogg; codecs="vorbis"').replace(/^no$/,'');
+ bool.mp3 = elem.canPlayType('audio/mpeg;') .replace(/^no$/,'');
+
+ // Mimetypes accepted:
+ // developer.mozilla.org/En/Media_formats_supported_by_the_audio_and_video_elements
+ // bit.ly/iphoneoscodecs
+ bool.wav = elem.canPlayType('audio/wav; codecs="1"') .replace(/^no$/,'');
+ bool.m4a = ( elem.canPlayType('audio/x-m4a;') ||
+ elem.canPlayType('audio/aac;')) .replace(/^no$/,'');
+ }
+ } catch(e) { }
+
+ return bool;
+ };
+
+
+ // In FF4, if disabled, window.localStorage should === null.
+
+ // Normally, we could not test that directly and need to do a
+ // `('localStorage' in window) && ` test first because otherwise Firefox will
+ // throw bugzil.la/365772 if cookies are disabled
+
+ // Also in iOS5 Private Browsing mode, attempting to use localStorage.setItem
+ // will throw the exception:
+ // QUOTA_EXCEEDED_ERRROR DOM Exception 22.
+ // Peculiarly, getItem and removeItem calls do not throw.
+
+ // Because we are forced to try/catch this, we'll go aggressive.
+
+ // Just FWIW: IE8 Compat mode supports these features completely:
+ // www.quirksmode.org/dom/html5.html
+ // But IE8 doesn't support either with local files
+
+ tests['localstorage'] = function() {
+ try {
+ localStorage.setItem(mod, mod);
+ localStorage.removeItem(mod);
+ return true;
+ } catch(e) {
+ return false;
+ }
+ };
+
+ tests['sessionstorage'] = function() {
+ try {
+ sessionStorage.setItem(mod, mod);
+ sessionStorage.removeItem(mod);
+ return true;
+ } catch(e) {
+ return false;
+ }
+ };
+
+
+ tests['webworkers'] = function() {
+ return !!window.Worker;
+ };
+
+
+ tests['applicationcache'] = function() {
+ return !!window.applicationCache;
+ };
+
+
+ // Thanks to Erik Dahlstrom
+ tests['svg'] = function() {
+ return !!document.createElementNS && !!document.createElementNS(ns.svg, 'svg').createSVGRect;
+ };
+
+ // specifically for SVG inline in HTML, not within XHTML
+ // test page: paulirish.com/demo/inline-svg
+ tests['inlinesvg'] = function() {
+ var div = document.createElement('div');
+ div.innerHTML = '<svg/>';
+ return (div.firstChild && div.firstChild.namespaceURI) == ns.svg;
+ };
+
+ // SVG SMIL animation
+ tests['smil'] = function() {
+ return !!document.createElementNS && /SVGAnimate/.test(toString.call(document.createElementNS(ns.svg, 'animate')));
+ };
+
+ // This test is only for clip paths in SVG proper, not clip paths on HTML content
+ // demo: srufaculty.sru.edu/david.dailey/svg/newstuff/clipPath4.svg
+
+ // However read the comments to dig into applying SVG clippaths to HTML content here:
+ // github.com/Modernizr/Modernizr/issues/213#issuecomment-1149491
+ tests['svgclippaths'] = function() {
+ return !!document.createElementNS && /SVGClipPath/.test(toString.call(document.createElementNS(ns.svg, 'clipPath')));
+ };
+
+ /*>>webforms*/
+ // 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() {
+ /*>>input*/
+ // Run through HTML5's new input attributes to see if the UA understands any.
+ // We're using f which is the <input> element created early on
+ // Mike Taylr has created a comprehensive resource for testing these attributes
+ // when applied to all input types:
+ // miketaylr.com/code/input-type-attr.html
+ // spec: www.whatwg.org/specs/web-apps/current-work/multipage/the-input-element.html#input-type-attr-summary
+
+ // Only input placeholder is tested while textarea's placeholder is not.
+ // Currently Safari 4 and Opera 11 have support only for the input placeholder
+ // Both tests are available in feature-detects/forms-placeholder.js
+ Modernizr['input'] = (function( props ) {
+ for ( var i = 0, len = props.length; i < len; i++ ) {
+ attrs[ props[i] ] = !!(props[i] in inputElem);
+ }
+ if (attrs.list){
+ // safari false positive's on datalist: webk.it/74252
+ // see also github.com/Modernizr/Modernizr/issues/146
+ attrs.list = !!(document.createElement('datalist') && window.HTMLDataListElement);
+ }
+ return attrs;
+ })('autocomplete autofocus list placeholder max min multiple pattern required step'.split(' '));
+ /*>>input*/
+
+ /*>>inputtypes*/
+ // Run through HTML5's new input types to see if the UA understands any.
+ // This is put behind the tests runloop because it doesn't return a
+ // true/false like all the other tests; instead, it returns an object
+ // containing each input type with its corresponding true/false value
+
+ // Big thanks to @miketaylr for the html5 forms expertise. miketaylr.com/
+ Modernizr['inputtypes'] = (function(props) {
+
+ for ( var i = 0, bool, inputElemType, defaultView, len = props.length; i < len; i++ ) {
+
+ inputElem.setAttribute('type', inputElemType = props[i]);
+ bool = inputElem.type !== 'text';
+
+ // We first check to see if the type we give it sticks..
+ // If the type does, we feed it a textual value, which shouldn't be valid.
+ // If the value doesn't stick, we know there's input sanitization which infers a custom UI
+ if ( bool ) {
+
+ inputElem.value = smile;
+ inputElem.style.cssText = 'position:absolute;visibility:hidden;';
+
+ if ( /^range$/.test(inputElemType) && inputElem.style.WebkitAppearance !== undefined ) {
+
+ docElement.appendChild(inputElem);
+ defaultView = document.defaultView;
+
+ // Safari 2-4 allows the smiley as a value, despite making a slider
+ bool = defaultView.getComputedStyle &&
+ defaultView.getComputedStyle(inputElem, null).WebkitAppearance !== 'textfield' &&
+ // Mobile android web browser has false positive, so must
+ // check the height to see if the widget is actually there.
+ (inputElem.offsetHeight !== 0);
+
+ docElement.removeChild(inputElem);
+
+ } else if ( /^(search|tel)$/.test(inputElemType) ){
+ // Spec doesn't define any special parsing or detectable UI
+ // behaviors so we pass these through as true
+
+ // Interestingly, opera fails the earlier test, so it doesn't
+ // even make it here.
+
+ } else if ( /^(url|email)$/.test(inputElemType) ) {
+ // Real url and email support comes with prebaked validation.
+ bool = inputElem.checkValidity && inputElem.checkValidity() === false;
+
+ } else {
+ // If the upgraded input compontent rejects the :) text, we got a winner
+ bool = inputElem.value != smile;
+ }
+ }
+
+ inputs[ props[i] ] = !!bool;
+ }
+ return inputs;
+ })('search tel url email datetime date month week time datetime-local number range color'.split(' '));
+ /*>>inputtypes*/
+ }
+ /*>>webforms*/
+
+
+ // End of test definitions
+ // -----------------------
+
+
+
+ // Run through all tests and detect their support in the current UA.
+ // todo: hypothetically we could be doing an array of tests and use a basic loop here.
+ for ( var feature in tests ) {
+ if ( hasOwnProp(tests, feature) ) {
+ // run the test, throw the return value into the Modernizr,
+ // then based on that boolean, define an appropriate className
+ // and push it into an array of classes we'll join later.
+ featureName = feature.toLowerCase();
+ Modernizr[featureName] = tests[feature]();
+
+ classes.push((Modernizr[featureName] ? '' : 'no-') + featureName);
+ }
+ }
+
+ /*>>webforms*/
+ // input tests need to run.
+ Modernizr.input || webforms();
+ /*>>webforms*/
+
+
+ /**
+ * addTest allows the user to define their own feature tests
+ * the result will be added onto the Modernizr object,
+ * as well as an appropriate className set on the html element
+ *
+ * @param feature - String naming the feature
+ * @param test - Function returning true if feature is supported, false if not
+ */
+ Modernizr.addTest = function ( feature, test ) {
+ if ( typeof feature == 'object' ) {
+ for ( var key in feature ) {
+ if ( hasOwnProp( feature, key ) ) {
+ Modernizr.addTest( key, feature[ key ] );
+ }
+ }
+ } else {
+
+ feature = feature.toLowerCase();
+
+ if ( Modernizr[feature] !== undefined ) {
+ // we're going to quit if you're trying to overwrite an existing test
+ // if we were to allow it, we'd do this:
+ // var re = new RegExp("\\b(no-)?" + feature + "\\b");
+ // docElement.className = docElement.className.replace( re, '' );
+ // but, no rly, stuff 'em.
+ return Modernizr;
+ }
+
+ test = typeof test == 'function' ? test() : test;
+
+ if (typeof enableClasses !== "undefined" && enableClasses) {
+ docElement.className += ' ' + (test ? '' : 'no-') + feature;
+ }
+ Modernizr[feature] = test;
+
+ }
+
+ return Modernizr; // allow chaining.
+ };
+
+
+ // Reset modElem.cssText to nothing to reduce memory footprint.
+ setCss('');
+ modElem = inputElem = null;
+
+ /*>>shiv*/
+ /**
+ * @preserve HTML5 Shiv prev3.7.1 | @afarkas @jdalton @jon_neal @rem | MIT/GPL2 Licensed
+ */
+ ;(function(window, document) {
+ /*jshint evil:true */
+ /** version */
+ var version = '3.7.0';
+
+ /** Preset options */
+ var options = window.html5 || {};
+
+ /** Used to skip problem elements */
+ var reSkip = /^<|^(?:button|map|select|textarea|object|iframe|option|optgroup)$/i;
+
+ /** Not all elements can be cloned in IE **/
+ var saveClones = /^(?:a|b|code|div|fieldset|h1|h2|h3|h4|h5|h6|i|label|li|ol|p|q|span|strong|style|table|tbody|td|th|tr|ul)$/i;
+
+ /** Detect whether the browser supports default html5 styles */
+ var supportsHtml5Styles;
+
+ /** Name of the expando, to work with multiple documents or to re-shiv one document */
+ var expando = '_html5shiv';
+
+ /** The id for the the documents expando */
+ var expanID = 0;
+
+ /** Cached data for each document */
+ var expandoData = {};
+
+ /** Detect whether the browser supports unknown elements */
+ var supportsUnknownElements;
+
+ (function() {
+ try {
+ var a = document.createElement('a');
+ a.innerHTML = '<xyz></xyz>';
+ //if the hidden property is implemented we can assume, that the browser supports basic HTML5 Styles
+ supportsHtml5Styles = ('hidden' in a);
+
+ supportsUnknownElements = a.childNodes.length == 1 || (function() {
+ // assign a false positive if unable to shiv
+ (document.createElement)('a');
+ var frag = document.createDocumentFragment();
+ return (
+ typeof frag.cloneNode == 'undefined' ||
+ typeof frag.createDocumentFragment == 'undefined' ||
+ typeof frag.createElement == 'undefined'
+ );
+ }());
+ } catch(e) {
+ // assign a false positive if detection fails => unable to shiv
+ supportsHtml5Styles = true;
+ supportsUnknownElements = true;
+ }
+
+ }());
+
+ /*--------------------------------------------------------------------------*/
+
+ /**
+ * Creates a style sheet with the given CSS text and adds it to the document.
+ * @private
+ * @param {Document} ownerDocument The document.
+ * @param {String} cssText The CSS text.
+ * @returns {StyleSheet} The style element.
+ */
+ function addStyleSheet(ownerDocument, cssText) {
+ var p = ownerDocument.createElement('p'),
+ parent = ownerDocument.getElementsByTagName('head')[0] || ownerDocument.documentElement;
+
+ p.innerHTML = 'x<style>' + cssText + '</style>';
+ return parent.insertBefore(p.lastChild, parent.firstChild);
+ }
+
+ /**
+ * Returns the value of `html5.elements` as an array.
+ * @private
+ * @returns {Array} An array of shived element node names.
+ */
+ function getElements() {
+ var elements = html5.elements;
+ return typeof elements == 'string' ? elements.split(' ') : elements;
+ }
+
+ /**
+ * Returns the data associated to the given document
+ * @private
+ * @param {Document} ownerDocument The document.
+ * @returns {Object} An object of data.
+ */
+ function getExpandoData(ownerDocument) {
+ var data = expandoData[ownerDocument[expando]];
+ if (!data) {
+ data = {};
+ expanID++;
+ ownerDocument[expando] = expanID;
+ expandoData[expanID] = data;
+ }
+ return data;
+ }
+
+ /**
+ * returns a shived element for the given nodeName and document
+ * @memberOf html5
+ * @param {String} nodeName name of the element
+ * @param {Document} ownerDocument The context document.
+ * @returns {Object} The shived element.
+ */
+ function createElement(nodeName, ownerDocument, data){
+ if (!ownerDocument) {
+ ownerDocument = document;
+ }
+ if(supportsUnknownElements){
+ return ownerDocument.createElement(nodeName);
+ }
+ if (!data) {
+ data = getExpandoData(ownerDocument);
+ }
+ var node;
+
+ if (data.cache[nodeName]) {
+ node = data.cache[nodeName].cloneNode();
+ } else if (saveClones.test(nodeName)) {
+ node = (data.cache[nodeName] = data.createElem(nodeName)).cloneNode();
+ } else {
+ node = data.createElem(nodeName);
+ }
+
+ // Avoid adding some elements to fragments in IE < 9 because
+ // * Attributes like `name` or `type` cannot be set/changed once an element
+ // is inserted into a document/fragment
+ // * Link elements with `src` attributes that are inaccessible, as with
+ // a 403 response, will cause the tab/window to crash
+ // * Script elements appended to fragments will execute when their `src`
+ // or `text` property is set
+ return node.canHaveChildren && !reSkip.test(nodeName) && !node.tagUrn ? data.frag.appendChild(node) : node;
+ }
+
+ /**
+ * returns a shived DocumentFragment for the given document
+ * @memberOf html5
+ * @param {Document} ownerDocument The context document.
+ * @returns {Object} The shived DocumentFragment.
+ */
+ function createDocumentFragment(ownerDocument, data){
+ if (!ownerDocument) {
+ ownerDocument = document;
+ }
+ if(supportsUnknownElements){
+ return ownerDocument.createDocumentFragment();
+ }
+ data = data || getExpandoData(ownerDocument);
+ var clone = data.frag.cloneNode(),
+ i = 0,
+ elems = getElements(),
+ l = elems.length;
+ for(;i<l;i++){
+ clone.createElement(elems[i]);
+ }
+ return clone;
+ }
+
+ /**
+ * Shivs the `createElement` and `createDocumentFragment` methods of the document.
+ * @private
+ * @param {Document|DocumentFragment} ownerDocument The document.
+ * @param {Object} data of the document.
+ */
+ function shivMethods(ownerDocument, data) {
+ if (!data.cache) {
+ data.cache = {};
+ data.createElem = ownerDocument.createElement;
+ data.createFrag = ownerDocument.createDocumentFragment;
+ data.frag = data.createFrag();
+ }
+
+
+ ownerDocument.createElement = function(nodeName) {
+ //abort shiv
+ if (!html5.shivMethods) {
+ return data.createElem(nodeName);
+ }
+ return createElement(nodeName, ownerDocument, data);
+ };
+
+ ownerDocument.createDocumentFragment = Function('h,f', 'return function(){' +
+ 'var n=f.cloneNode(),c=n.createElement;' +
+ 'h.shivMethods&&(' +
+ // unroll the `createElement` calls
+ getElements().join().replace(/[\w\-]+/g, function(nodeName) {
+ data.createElem(nodeName);
+ data.frag.createElement(nodeName);
+ return 'c("' + nodeName + '")';
+ }) +
+ ');return n}'
+ )(html5, data.frag);
+ }
+
+ /*--------------------------------------------------------------------------*/
+
+ /**
+ * Shivs the given document.
+ * @memberOf html5
+ * @param {Document} ownerDocument The document to shiv.
+ * @returns {Document} The shived document.
+ */
+ function shivDocument(ownerDocument) {
+ if (!ownerDocument) {
+ ownerDocument = document;
+ }
+ var data = getExpandoData(ownerDocument);
+
+ if (html5.shivCSS && !supportsHtml5Styles && !data.hasCSS) {
+ data.hasCSS = !!addStyleSheet(ownerDocument,
+ // corrects block display not defined in IE6/7/8/9
+ 'article,aside,dialog,figcaption,figure,footer,header,hgroup,main,nav,section{display:block}' +
+ // adds styling not present in IE6/7/8/9
+ 'mark{background:#FF0;color:#000}' +
+ // hides non-rendered elements
+ 'template{display:none}'
+ );
+ }
+ if (!supportsUnknownElements) {
+ shivMethods(ownerDocument, data);
+ }
+ return ownerDocument;
+ }
+
+ /*--------------------------------------------------------------------------*/
+
+ /**
+ * The `html5` object is exposed so that more elements can be shived and
+ * existing shiving can be detected on iframes.
+ * @type Object
+ * @example
+ *
+ * // options can be changed before the script is included
+ * html5 = { 'elements': 'mark section', 'shivCSS': false, 'shivMethods': false };
+ */
+ var html5 = {
+
+ /**
+ * An array or space separated string of node names of the elements to shiv.
+ * @memberOf html5
+ * @type Array|String
+ */
+ 'elements': options.elements || 'abbr article aside audio bdi canvas data datalist details dialog figcaption figure footer header hgroup main mark meter nav output progress section summary template time video',
+
+ /**
+ * current version of html5shiv
+ */
+ 'version': version,
+
+ /**
+ * A flag to indicate that the HTML5 style sheet should be inserted.
+ * @memberOf html5
+ * @type Boolean
+ */
+ 'shivCSS': (options.shivCSS !== false),
+
+ /**
+ * Is equal to true if a browser supports creating unknown/HTML5 elements
+ * @memberOf html5
+ * @type boolean
+ */
+ 'supportsUnknownElements': supportsUnknownElements,
+
+ /**
+ * A flag to indicate that the document's `createElement` and `createDocumentFragment`
+ * methods should be overwritten.
+ * @memberOf html5
+ * @type Boolean
+ */
+ 'shivMethods': (options.shivMethods !== false),
+
+ /**
+ * A string to describe the type of `html5` object ("default" or "default print").
+ * @memberOf html5
+ * @type String
+ */
+ 'type': 'default',
+
+ // shivs the document according to the specified `html5` object options
+ 'shivDocument': shivDocument,
+
+ //creates a shived element
+ createElement: createElement,
+
+ //creates a shived documentFragment
+ createDocumentFragment: createDocumentFragment
+ };
+
+ /*--------------------------------------------------------------------------*/
+
+ // expose html5
+ window.html5 = html5;
+
+ // shiv the document
+ shivDocument(document);
+
+ }(this, document));
+ /*>>shiv*/
+
+ // Assign private properties to the return object with prefix
+ Modernizr._version = version;
+
+ // expose these for the plugin API. Look in the source for how to join() them against your input
+ /*>>prefixes*/
+ Modernizr._prefixes = prefixes;
+ /*>>prefixes*/
+ /*>>domprefixes*/
+ Modernizr._domPrefixes = domPrefixes;
+ Modernizr._cssomPrefixes = cssomPrefixes;
+ /*>>domprefixes*/
+
+ /*>>mq*/
+ // Modernizr.mq tests a given media query, live against the current state of the window
+ // A few important notes:
+ // * If a browser does not support media queries at all (eg. oldIE) the mq() will always return false
+ // * A max-width or orientation query will be evaluated against the current state, which may change later.
+ // * You must specify values. Eg. If you are testing support for the min-width media query use:
+ // Modernizr.mq('(min-width:0)')
+ // usage:
+ // Modernizr.mq('only screen and (max-width:768)')
+ Modernizr.mq = testMediaQuery;
+ /*>>mq*/
+
+ /*>>hasevent*/
+ // Modernizr.hasEvent() detects support for a given event, with an optional element to test on
+ // Modernizr.hasEvent('gesturestart', elem)
+ Modernizr.hasEvent = isEventSupported;
+ /*>>hasevent*/
+
+ /*>>testprop*/
+ // Modernizr.testProp() investigates whether a given style property is recognized
+ // Note that the property names must be provided in the camelCase variant.
+ // Modernizr.testProp('pointerEvents')
+ Modernizr.testProp = function(prop){
+ return testProps([prop]);
+ };
+ /*>>testprop*/
+
+ /*>>testallprops*/
+ // Modernizr.testAllProps() investigates whether a given style property,
+ // or any of its vendor-prefixed variants, is recognized
+ // Note that the property names must be provided in the camelCase variant.
+ // Modernizr.testAllProps('boxSizing')
+ Modernizr.testAllProps = testPropsAll;
+ /*>>testallprops*/
+
+
+ /*>>teststyles*/
+ // Modernizr.testStyles() allows you to add custom styles to the document and test an element afterwards
+ // Modernizr.testStyles('#modernizr { position:absolute }', function(elem, rule){ ... })
+ Modernizr.testStyles = injectElementWithStyles;
+ /*>>teststyles*/
+
+
+ /*>>prefixed*/
+ // Modernizr.prefixed() returns the prefixed or nonprefixed property name variant of your input
+ // Modernizr.prefixed('boxSizing') // 'MozBoxSizing'
+
+ // Properties must be passed as dom-style camelcase, rather than `box-sizing` hypentated style.
+ // Return values will also be the camelCase variant, if you need to translate that to hypenated style use:
+ //
+ // str.replace(/([A-Z])/g, function(str,m1){ return '-' + m1.toLowerCase(); }).replace(/^ms-/,'-ms-');
+
+ // If you're trying to ascertain which transition end event to bind to, you might do something like...
+ //
+ // var transEndEventNames = {
+ // 'WebkitTransition' : 'webkitTransitionEnd',
+ // 'MozTransition' : 'transitionend',
+ // 'OTransition' : 'oTransitionEnd',
+ // 'msTransition' : 'MSTransitionEnd',
+ // 'transition' : 'transitionend'
+ // },
+ // transEndEventName = transEndEventNames[ Modernizr.prefixed('transition') ];
+
+ Modernizr.prefixed = function(prop, obj, elem){
+ if(!obj) {
+ return testPropsAll(prop, 'pfx');
+ } else {
+ // Testing DOM property e.g. Modernizr.prefixed('requestAnimationFrame', window) // 'mozRequestAnimationFrame'
+ return testPropsAll(prop, obj, elem);
+ }
+ };
+ /*>>prefixed*/
+
+
+ /*>>cssclasses*/
+ // Remove "no-js" class from <html> element, if it exists:
+ docElement.className = docElement.className.replace(/(^|\s)no-js(\s|$)/, '$1$2') +
+
+ // Add the new classes to the <html> element.
+ (enableClasses ? ' js ' + classes.join(' ') : '');
+ /*>>cssclasses*/
+
+ return Modernizr;
+
+})(this, this.document);
projects / yaffs-website / blobdiff