diff options
| author | Stefan Wintermeyer <stefan.wintermeyer@amooma.de> | 2012-12-17 12:05:14 +0100 |
|---|---|---|
| committer | Stefan Wintermeyer <stefan.wintermeyer@amooma.de> | 2012-12-17 12:05:14 +0100 |
| commit | eaad37485fe59d0306c37cc038dda6d210052910 (patch) | |
| tree | 072c4b0e33d442528555b82c415f5e7a1712b2b0 /app/assets/javascripts/vendor/modernizr-2.0.6.min.js | |
| parent | 3e706c2025ecc5523e81ad649639ef2ff75e7bac (diff) | |
| parent | b80bd744ad873f6fc43018bc4bfb90677de167bd (diff) | |
Merge branch 'develop'
Diffstat (limited to 'app/assets/javascripts/vendor/modernizr-2.0.6.min.js')
| -rwxr-xr-x | app/assets/javascripts/vendor/modernizr-2.0.6.min.js | 1116 |
1 files changed, 1116 insertions, 0 deletions
diff --git a/app/assets/javascripts/vendor/modernizr-2.0.6.min.js b/app/assets/javascripts/vendor/modernizr-2.0.6.min.js new file mode 100755 index 0000000..52cd7e1 --- /dev/null +++ b/app/assets/javascripts/vendor/modernizr-2.0.6.min.js @@ -0,0 +1,1116 @@ +/*! + * Modernizr v2.0.6 + * http://www.modernizr.com + * + * Copyright (c) 2009-2011 Faruk Ates, Paul Irish, Alex Sexton + * Dual-licensed under the BSD or 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 = '2.0.6', + + Modernizr = {}, + + // option for enabling the HTML classes to be added + enableClasses = true, + + docElement = document.documentElement, + docHead = document.head || document.getElementsByTagName('head')[0], + + /** + * 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 = document.createElement('input'), + + smile = ':)', + + toString = Object.prototype.toString, + + // List of property values to set for css tests. See ticket #21 + prefixes = ' -webkit- -moz- -o- -ms- -khtml- '.split(' '), + + // 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 foregoes prefixes entirely <= IE8, but appears to + // use a lowercase `ms` instead of the correct `Ms` in IE9 + + // More here: http://github.com/Modernizr/Modernizr/issues/issue/21 + domPrefixes = 'Webkit Moz O ms Khtml'.split(' '), + + ns = {'svg': 'http://www.w3.org/2000/svg'}, + + tests = {}, + inputs = {}, + attrs = {}, + + classes = [], + + featureName, // used in testing loop + + + // Inject element with style element and some CSS rules + injectElementWithStyles = function( rule, callback, nodes, testnames ) { + + var style, ret, node, + div = document.createElement('div'); + + 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. + // http://msdn.microsoft.com/en-us/library/ms533897%28VS.85%29.aspx + style = ['­', '<style>', rule, '</style>'].join(''); + div.id = mod; + div.innerHTML += style; + docElement.appendChild(div); + + ret = callback(div, rule); + div.parentNode.removeChild(div); + + return !!ret; + + }, + + + // adapted from matchMedia polyfill + // by Scott Jehl and Paul Irish + // gist.github.com/786768 + testMediaQuery = function( mq ) { + + if ( window.matchMedia ) { + return matchMedia(mq).matches; + } + + var bool; + + injectElementWithStyles('@media ' + mq + ' { #' + mod + ' { position: absolute; } }', function( node ) { + bool = (window.getComputedStyle ? + getComputedStyle(node, null) : + node.currentStyle)['position'] == 'absolute'; + }); + + return bool; + + }, + + + /** + * 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' + }; + + 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; + })(); + + // hasOwnProperty shim by kangax needed for Safari 2.0 support + var _hasOwnProperty = ({}).hasOwnProperty, hasOwnProperty; + if ( !is(_hasOwnProperty, undefined) && !is(_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) && is(object.constructor.prototype[property], undefined)); + }; + } + + /** + * 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); + } + + /** + * testProps 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 testProps( props, prefixed ) { + for ( var i in props ) { + if ( mStyle[ props[i] ] !== undefined ) { + return prefixed == 'pfx' ? props[i] : true; + } + } + return false; + } + + /** + * 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 ) { + + var ucProp = prop.charAt(0).toUpperCase() + prop.substr(1), + props = (prop + ' ' + domPrefixes.join(ucProp + ' ') + ucProp).split(' '); + + return testProps(props, prefixed); + } + + /** + * testBundle tests a list of CSS features that require element and style injection. + * By bundling them together we can reduce the need to touch the DOM multiple times. + */ + /*>>testBundle*/ + var testBundle = (function( styles, tests ) { + var style = styles.join(''), + len = tests.length; + + injectElementWithStyles(style, function( node, rule ) { + var style = document.styleSheets[document.styleSheets.length - 1], + // IE8 will bork if you create a custom build that excludes both fontface and generatedcontent tests. + // So we check for cssRules and that there is a rule available + // More here: https://github.com/Modernizr/Modernizr/issues/288 & https://github.com/Modernizr/Modernizr/issues/293 + cssText = style.cssRules && style.cssRules[0] ? style.cssRules[0].cssText : style.cssText || "", + children = node.childNodes, hash = {}; + + while ( len-- ) { + hash[children[len].id] = children[len]; + } + + /*>>touch*/ Modernizr['touch'] = ('ontouchstart' in window) || hash['touch'].offsetTop === 9; /*>>touch*/ + /*>>csstransforms3d*/ Modernizr['csstransforms3d'] = hash['csstransforms3d'].offsetLeft === 9; /*>>csstransforms3d*/ + /*>>generatedcontent*/Modernizr['generatedcontent'] = hash['generatedcontent'].offsetHeight >= 1; /*>>generatedcontent*/ + /*>>fontface*/ Modernizr['fontface'] = /src/i.test(cssText) && + cssText.indexOf(rule.split(' ')[0]) === 0; /*>>fontface*/ + }, len, tests); + + })([ + // Pass in styles to be injected into document + /*>>fontface*/ '@font-face {font-family:"font";src:url("https://")}' /*>>fontface*/ + + /*>>touch*/ ,['@media (',prefixes.join('touch-enabled),('),mod,')', + '{#touch{top:9px;position:absolute}}'].join('') /*>>touch*/ + + /*>>csstransforms3d*/ ,['@media (',prefixes.join('transform-3d),('),mod,')', + '{#csstransforms3d{left:9px;position:absolute}}'].join('')/*>>csstransforms3d*/ + + /*>>generatedcontent*/,['#generatedcontent:after{content:"',smile,'";visibility:hidden}'].join('') /*>>generatedcontent*/ + ], + [ + /*>>fontface*/ 'fontface' /*>>fontface*/ + /*>>touch*/ ,'touch' /*>>touch*/ + /*>>csstransforms3d*/ ,'csstransforms3d' /*>>csstransforms3d*/ + /*>>generatedcontent*/,'generatedcontent' /*>>generatedcontent*/ + + ]);/*>>testBundle*/ + + + /** + * Tests + * ----- + */ + + tests['flexbox'] = function() { + /** + * setPrefixedValueCSS sets the property of a specified element + * adding vendor prefixes to the VALUE of the property. + * @param {Element} element + * @param {string} property The property name. This will not be prefixed. + * @param {string} value The value of the property. This WILL be prefixed. + * @param {string=} extra Additional CSS to append unmodified to the end of + * the CSS string. + */ + function setPrefixedValueCSS( element, property, value, extra ) { + property += ':'; + element.style.cssText = (property + prefixes.join(value + ';' + property)).slice(0, -property.length) + (extra || ''); + } + + /** + * setPrefixedPropertyCSS sets the property of a specified element + * adding vendor prefixes to the NAME of the property. + * @param {Element} element + * @param {string} property The property name. This WILL be prefixed. + * @param {string} value The value of the property. This will not be prefixed. + * @param {string=} extra Additional CSS to append unmodified to the end of + * the CSS string. + */ + function setPrefixedPropertyCSS( element, property, value, extra ) { + element.style.cssText = prefixes.join(property + ':' + value + ';') + (extra || ''); + } + + var c = document.createElement('div'), + elem = document.createElement('div'); + + setPrefixedValueCSS(c, 'display', 'box', 'width:42px;padding:0;'); + setPrefixedPropertyCSS(elem, 'box-flex', '1', 'width:10px;'); + + c.appendChild(elem); + docElement.appendChild(c); + + var ret = elem.offsetWidth === 42; + + c.removeChild(elem); + docElement.removeChild(c); + + return ret; + }; + + // On the S60 and BB Storm, getContext exists, but always returns undefined + // http://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')); + }; + + // This WebGL test may false positive. + // But really it's quite impossible to know whether webgl will succeed until after you create the context. + // You might have hardware that can support a 100x100 webgl canvas, but will not support a 1000x1000 webgl + // canvas. So this feature inference is weak, but intentionally so. + + // It is known to false positive in FF4 with certain hardware and the iPad 2. + + 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: http://crbug.com/36415 + * + * We also test for Firefox 4 Multitouch Support. + * + * For more info, see: http://modernizr.github.com/Modernizr/touch.html + */ + + tests['touch'] = function() { + return Modernizr['touch']; + }; + + /** + * 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; + }; + + // Per 1.6: + // This used to be Modernizr.crosswindowmessaging 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['postmessage'] = function() { + return !!window.postMessage; + }; + + // Web SQL database detection is tricky: + + // In chrome incognito mode, openDatabase is truthy, but using it will + // throw an exception: http://crbug.com/42380 + // We can create a dummy database, but there is no way to delete it afterwards. + + // Meanwhile, Safari users can get prompted on any database creation. + // If they do, any page with Modernizr will give them a prompt: + // http://github.com/Modernizr/Modernizr/issues/closed#issue/113 + + // We have chosen to allow the Chrome incognito false positive, so that Modernizr + // doesn't litter the web with these test databases. As a developer, you'll have + // to account for this gotcha yourself. + tests['websqldatabase'] = function() { + var result = !!window.openDatabase; + /* if (result){ + try { + result = !!openDatabase( mod + "testdb", "1.0", mod + "testdb", 2e4); + } catch(e) { + } + } */ + return result; + }; + + // 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() { + for ( var i = -1, len = domPrefixes.length; ++i < len; ){ + if ( window[domPrefixes[i].toLowerCase() + 'IndexedDB'] ){ + return true; + } + } + 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); + }; + + // 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() { + return isEventSupported('dragstart') && isEventSupported('drop'); + }; + + // Mozilla is targeting to land MozWebSocket for FF6 + // bugzil.la/659324 + tests['websockets'] = function() { + for ( var i = -1, len = domPrefixes.length; ++i < len; ){ + if ( window[domPrefixes[i] + 'WebSocket'] ){ + return true; + } + } + return 'WebSocket' in window; + }; + + + // http://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); + }; + + + // 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. + + + tests['backgroundsize'] = function() { + return testPropsAll('backgroundSize'); + }; + + tests['borderimage'] = function() { + return testPropsAll('borderImage'); + }; + + + // Super comprehensive table about all the unique implementations of + // border-radius: http://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 + // https://github.com/Modernizr/Modernizr/issues/#issue/59/comment/516632 + return /^0.55$/.test(mStyle.opacity); + }; + + + tests['cssanimations'] = function() { + return testPropsAll('animationName'); + }; + + + tests['csscolumns'] = function() { + return testPropsAll('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);'; + + setCss( + (str1 + prefixes.join(str2 + str1) + prefixes.join(str3 + str1)).slice(0, -str1.length) + ); + + return contains(mStyle.backgroundImage, 'gradient'); + }; + + + tests['cssreflections'] = function() { + return testPropsAll('boxReflect'); + }; + + + tests['csstransforms'] = function() { + return !!testProps(['transformProperty', 'WebkitTransform', 'MozTransform', 'OTransform', 'msTransform']); + }; + + + tests['csstransforms3d'] = function() { + + var ret = !!testProps(['perspectiveProperty', 'WebkitPerspective', 'MozPerspective', 'OPerspective', 'msPerspective']); + + // 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),(-o-transform-3d),(-moz-transform-3d),(-ms-transform-3d),(-webkit-transform-3d),(modernizr){ ... }` + ret = Modernizr['csstransforms3d']; + } + return ret; + }; + + + tests['csstransitions'] = function() { + return testPropsAll('transitionProperty'); + }; + + + /*>>fontface*/ + // @font-face detection routine by Diego Perini + // http://javascript.nwbox.com/CSSSupport/ + tests['fontface'] = function() { + return Modernizr['fontface']; + }; + /*>>fontface*/ + + // CSS generated content detection + tests['generatedcontent'] = function() { + return Modernizr['generatedcontent']; + }; + + + + // 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 + + // Note: in FF 3.5.1 and 3.5.0, "no" was a return value instead of empty string. + // Modernizr does not normalize for that. + + 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"'); + + // Workaround required for IE9, which doesn't report video support without audio codec specified. + // bug 599718 @ msft connect + var h264 = 'video/mp4; codecs="avc1.42E01E'; + bool.h264 = elem.canPlayType(h264 + '"') || elem.canPlayType(h264 + ', mp4a.40.2"'); + + bool.webm = elem.canPlayType('video/webm; codecs="vp8, vorbis"'); + } + + } 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"'); + 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;'); + } + } catch(e) { } + + return bool; + }; + + + // Firefox has made these tests rather unfun. + + // 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 http://bugzil.la/365772 if cookies are disabled + + // However, in Firefox 4 betas, if dom.storage.enabled == false, just mentioning + // the property will throw an exception. http://bugzil.la/599479 + // This looks to be fixed for FF4 Final. + + // Because we are forced to try/catch this, we'll go aggressive. + + // FWIW: IE8 Compat mode supports these features completely: + // http://www.quirksmode.org/dom/html5.html + // But IE8 doesn't support either with local files + + tests['localstorage'] = function() { + try { + return !!localStorage.getItem; + } catch(e) { + return false; + } + }; + + tests['sessionstorage'] = function() { + try { + return !!sessionStorage.getItem; + } 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; + }; + + // Thanks to F1lt3r and lucideer, ticket #35 + tests['smil'] = function() { + return !!document.createElementNS && /SVG/.test(toString.call(document.createElementNS(ns.svg, 'animate'))); + }; + + tests['svgclippaths'] = function() { + // Possibly returns a false positive in Safari 3.2? + return !!document.createElementNS && /SVG/.test(toString.call(document.createElementNS(ns.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 <input> 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 + + // 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); + } + return attrs; + })('autocomplete autofocus list placeholder max min multiple pattern required step'.split(' ')); + + // 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. http://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)$/.test(inputElemType) ){ + // Spec doesnt define any special parsing or detectable UI + // behaviors so we pass these through as true + + // Interestingly, opera fails the earlier test, so it doesn't + // even make it here. + + } else if ( /^(url|email)$/.test(inputElemType) ) { + // Real url and email support comes with prebaked validation. + bool = inputElem.checkValidity && inputElem.checkValidity() === false; + + } else if ( /^color$/.test(inputElemType) ) { + // chuck into DOM and force reflow for Opera bug in 11.00 + // github.com/Modernizr/Modernizr/issues#issue/159 + docElement.appendChild(inputElem); + docElement.offsetWidth; + bool = inputElem.value != smile; + docElement.removeChild(inputElem); + + } 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(' ')); + } + + + // 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 ( hasOwnProperty(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); + } + } + + // input tests need to run. + Modernizr.input || 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 ( hasOwnProperty( 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; + } + + test = typeof test == "boolean" ? test : !!test(); + + 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; + + //>>BEGIN IEPP + // Enable HTML 5 elements for styling (and printing) in IE. + if ( window.attachEvent && (function(){ var elem = document.createElement('div'); + elem.innerHTML = '<elem></elem>'; + return elem.childNodes.length !== 1; })() ) { + + // iepp v2 by @jon_neal & afarkas : github.com/aFarkas/iepp/ + (function(win, doc) { + win.iepp = win.iepp || {}; + var iepp = win.iepp, + elems = iepp.html5elements || 'abbr|article|aside|audio|canvas|datalist|details|figcaption|figure|footer|header|hgroup|mark|meter|nav|output|progress|section|summary|time|video', + elemsArr = elems.split('|'), + elemsArrLen = elemsArr.length, + elemRegExp = new RegExp('(^|\\s)('+elems+')', 'gi'), + tagRegExp = new RegExp('<(\/*)('+elems+')', 'gi'), + filterReg = /^\s*[\{\}]\s*$/, + ruleRegExp = new RegExp('(^|[^\\n]*?\\s)('+elems+')([^\\n]*)({[\\n\\w\\W]*?})', 'gi'), + docFrag = doc.createDocumentFragment(), + html = doc.documentElement, + head = html.firstChild, + bodyElem = doc.createElement('body'), + styleElem = doc.createElement('style'), + printMedias = /print|all/, + body; + function shim(doc) { + var a = -1; + while (++a < elemsArrLen) + // Use createElement so IE allows HTML5-named elements in a document + doc.createElement(elemsArr[a]); + } + + iepp.getCSS = function(styleSheetList, mediaType) { + if(styleSheetList+'' === undefined){return '';} + var a = -1, + len = styleSheetList.length, + styleSheet, + cssTextArr = []; + while (++a < len) { + styleSheet = styleSheetList[a]; + //currently no test for disabled/alternate stylesheets + if(styleSheet.disabled){continue;} + mediaType = styleSheet.media || mediaType; + // Get css from all non-screen stylesheets and their imports + if (printMedias.test(mediaType)) cssTextArr.push(iepp.getCSS(styleSheet.imports, mediaType), styleSheet.cssText); + //reset mediaType to all with every new *not imported* stylesheet + mediaType = 'all'; + } + return cssTextArr.join(''); + }; + + iepp.parseCSS = function(cssText) { + var cssTextArr = [], + rule; + while ((rule = ruleRegExp.exec(cssText)) != null){ + // Replace all html5 element references with iepp substitute classnames + cssTextArr.push(( (filterReg.exec(rule[1]) ? '\n' : rule[1]) +rule[2]+rule[3]).replace(elemRegExp, '$1.iepp_$2')+rule[4]); + } + return cssTextArr.join('\n'); + }; + + iepp.writeHTML = function() { + var a = -1; + body = body || doc.body; + while (++a < elemsArrLen) { + var nodeList = doc.getElementsByTagName(elemsArr[a]), + nodeListLen = nodeList.length, + b = -1; + while (++b < nodeListLen) + if (nodeList[b].className.indexOf('iepp_') < 0) + // Append iepp substitute classnames to all html5 elements + nodeList[b].className += ' iepp_'+elemsArr[a]; + } + docFrag.appendChild(body); + html.appendChild(bodyElem); + // Write iepp substitute print-safe document + bodyElem.className = body.className; + bodyElem.id = body.id; + // Replace HTML5 elements with <font> which is print-safe and shouldn't conflict since it isn't part of html5 + bodyElem.innerHTML = body.innerHTML.replace(tagRegExp, '<$1font'); + }; + + + iepp._beforePrint = function() { + // Write iepp custom print CSS + styleElem.styleSheet.cssText = iepp.parseCSS(iepp.getCSS(doc.styleSheets, 'all')); + iepp.writeHTML(); + }; + + iepp.restoreHTML = function(){ + // Undo everything done in onbeforeprint + bodyElem.innerHTML = ''; + html.removeChild(bodyElem); + html.appendChild(body); + }; + + iepp._afterPrint = function(){ + // Undo everything done in onbeforeprint + iepp.restoreHTML(); + styleElem.styleSheet.cssText = ''; + }; + + + + // Shim the document and iepp fragment + shim(doc); + shim(docFrag); + + // + if(iepp.disablePP){return;} + + // Add iepp custom print style element + head.insertBefore(styleElem, head.firstChild); + styleElem.media = 'print'; + styleElem.className = 'iepp-printshim'; + win.attachEvent( + 'onbeforeprint', + iepp._beforePrint + ); + win.attachEvent( + 'onafterprint', + iepp._afterPrint + ); + })(window, document); + } + //>>END IEPP + + // 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 + Modernizr._prefixes = prefixes; + Modernizr._domPrefixes = domPrefixes; + + // 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; + + // Modernizr.hasEvent() detects support for a given event, with an optional element to test on + // Modernizr.hasEvent('gesturestart', elem) + Modernizr.hasEvent = isEventSupported; + + // 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]); + }; + + // 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; + + + + // 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; + + + // 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', // maybe? + // 'transition' : 'transitionEnd' + // }, + // transEndEventName = transEndEventNames[ Modernizr.prefixed('transition') ]; + + Modernizr.prefixed = function(prop){ + return testPropsAll(prop, 'pfx'); + }; + + + + // Remove "no-js" class from <html> element, if it exists: + docElement.className = docElement.className.replace(/\bno-js\b/, '') + + // Add the new classes to the <html> element. + + (enableClasses ? ' js ' + classes.join(' ') : ''); + + return Modernizr; + +})(this, this.document);
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