From 92411ecbd9f0cbcec5620de2efbefade7254afca Mon Sep 17 00:00:00 2001 From: uvok cheetah Date: Tue, 14 May 2019 21:20:17 +0200 Subject: Initial commit --- js/html5shiv.js | 322 +++++++++++++++++++++++++++++++++++++++++++++++++++ js/respond.js | 353 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 675 insertions(+) create mode 100644 js/html5shiv.js create mode 100644 js/respond.js (limited to 'js') diff --git a/js/html5shiv.js b/js/html5shiv.js new file mode 100644 index 0000000..77dace4 --- /dev/null +++ b/js/html5shiv.js @@ -0,0 +1,322 @@ +/** +* @preserve HTML5 Shiv 3.7.2 | @afarkas @jdalton @jon_neal @rem | MIT/GPL2 Licensed +*/ +;(function(window, document) { +/*jshint evil:true */ + /** version */ + var version = '3.7.2'; + + /** 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 = ''; + //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'; + 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; + } + + /** + * Extends the built-in list of html5 elements + * @memberOf html5 + * @param {String|Array} newElements whitespace separated list or array of new element names to shiv + * @param {Document} ownerDocument The context document. + */ + function addElements(newElements, ownerDocument) { + var elements = html5.elements; + if(typeof elements != 'string'){ + elements = elements.join(' '); + } + if(typeof newElements != 'string'){ + newElements = newElements.join(' '); + } + html5.elements = elements +' '+ newElements; + shivDocument(ownerDocument); + } + + /** + * 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 -1 ? ( eminpx || getEmValue() ) : 1 ); + } + if( !!max ){ + max = parseFloat( max ) * ( max.indexOf( em ) > -1 ? ( eminpx || getEmValue() ) : 1 ); + } + + // if there's no media query at all (the () part), or min or max is not null, and if either is present, they're true + if( !thisstyle.hasquery || ( !minnull || !maxnull ) && ( minnull || currWidth >= min ) && ( maxnull || currWidth <= max ) ){ + if( !styleBlocks[ thisstyle.media ] ){ + styleBlocks[ thisstyle.media ] = []; + } + styleBlocks[ thisstyle.media ].push( rules[ thisstyle.rules ] ); + } + } + } + + //remove any existing respond style element(s) + for( var j in appendedEls ){ + if( appendedEls.hasOwnProperty( j ) ){ + if( appendedEls[ j ] && appendedEls[ j ].parentNode === head ){ + head.removeChild( appendedEls[ j ] ); + } + } + } + appendedEls.length = 0; + + //inject active styles, grouped by media type + for( var k in styleBlocks ){ + if( styleBlocks.hasOwnProperty( k ) ){ + var ss = doc.createElement( "style" ), + css = styleBlocks[ k ].join( "\n" ); + + ss.type = "text/css"; + ss.media = k; + + //originally, ss was appended to a documentFragment and sheets were appended in bulk. + //this caused crashes in IE in a number of circumstances, such as when the HTML element had a bg image set, so appending beforehand seems best. Thanks to @dvelyk for the initial research on this one! + head.insertBefore( ss, lastLink.nextSibling ); + + if ( ss.styleSheet ){ + ss.styleSheet.cssText = css; + } + else { + ss.appendChild( doc.createTextNode( css ) ); + } + + //push to appendedEls to track for later removal + appendedEls.push( ss ); + } + } + }, + //find media blocks in css text, convert to style blocks + translate = function( styles, href, media ){ + var qs = styles.replace( respond.regex.comments, '' ) + .replace( respond.regex.keyframes, '' ) + .match( respond.regex.media ), + ql = qs && qs.length || 0; + + //try to get CSS path + href = href.substring( 0, href.lastIndexOf( "/" ) ); + + var repUrls = function( css ){ + return css.replace( respond.regex.urls, "$1" + href + "$2$3" ); + }, + useMedia = !ql && media; + + //if path exists, tack on trailing slash + if( href.length ){ href += "/"; } + + //if no internal queries exist, but media attr does, use that + //note: this currently lacks support for situations where a media attr is specified on a link AND + //its associated stylesheet has internal CSS media queries. + //In those cases, the media attribute will currently be ignored. + if( useMedia ){ + ql = 1; + } + + for( var i = 0; i < ql; i++ ){ + var fullq, thisq, eachq, eql; + + //media attr + if( useMedia ){ + fullq = media; + rules.push( repUrls( styles ) ); + } + //parse for styles + else{ + fullq = qs[ i ].match( respond.regex.findStyles ) && RegExp.$1; + rules.push( RegExp.$2 && repUrls( RegExp.$2 ) ); + } + + eachq = fullq.split( "," ); + eql = eachq.length; + + for( var j = 0; j < eql; j++ ){ + thisq = eachq[ j ]; + + if( isUnsupportedMediaQuery( thisq ) ) { + continue; + } + + mediastyles.push( { + media : thisq.split( "(" )[ 0 ].match( respond.regex.only ) && RegExp.$2 || "all", + rules : rules.length - 1, + hasquery : thisq.indexOf("(") > -1, + minw : thisq.match( respond.regex.minw ) && parseFloat( RegExp.$1 ) + ( RegExp.$2 || "" ), + maxw : thisq.match( respond.regex.maxw ) && parseFloat( RegExp.$1 ) + ( RegExp.$2 || "" ) + } ); + } + } + + applyMedia(); + }, + + //recurse through request queue, get css text + makeRequests = function(){ + if( requestQueue.length ){ + var thisRequest = requestQueue.shift(); + + ajax( thisRequest.href, function( styles ){ + translate( styles, thisRequest.href, thisRequest.media ); + parsedSheets[ thisRequest.href ] = true; + + // by wrapping recursive function call in setTimeout + // we prevent "Stack overflow" error in IE7 + w.setTimeout(function(){ makeRequests(); },0); + } ); + } + }, + + //loop stylesheets, send text content to translate + ripCSS = function(){ + + for( var i = 0; i < links.length; i++ ){ + var sheet = links[ i ], + href = sheet.href, + media = sheet.media, + isCSS = sheet.rel && sheet.rel.toLowerCase() === "stylesheet"; + + //only links plz and prevent re-parsing + if( !!href && isCSS && !parsedSheets[ href ] ){ + // selectivizr exposes css through the rawCssText expando + if (sheet.styleSheet && sheet.styleSheet.rawCssText) { + translate( sheet.styleSheet.rawCssText, href, media ); + parsedSheets[ href ] = true; + } else { + if( (!/^([a-zA-Z:]*\/\/)/.test( href ) && !base) || + href.replace( RegExp.$1, "" ).split( "/" )[0] === w.location.host ){ + // IE7 doesn't handle urls that start with '//' for ajax request + // manually add in the protocol + if ( href.substring(0,2) === "//" ) { href = w.location.protocol + href; } + requestQueue.push( { + href: href, + media: media + } ); + } + } + } + } + makeRequests(); + }; + + //translate CSS + ripCSS(); + + //expose update for re-running respond later on + respond.update = ripCSS; + + //expose getEmValue + respond.getEmValue = getEmValue; + + //adjust on resize + function callMedia(){ + applyMedia( true ); + } + + if( w.addEventListener ){ + w.addEventListener( "resize", callMedia, false ); + } + else if( w.attachEvent ){ + w.attachEvent( "onresize", callMedia ); + } +})(this); -- cgit v1.2.3