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Resolves issue #100: CDN/x-domain setup fails in IE7 and IE6 when <base>... #101

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Feb 2, 2012
Merged

Resolves issue #100: CDN/x-domain setup fails in IE7 and IE6 when <base>... #101

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18 changes: 14 additions & 4 deletions cross-domain/respond.proxy.js
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Open in desktop
Original file line number Original file line Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@
var docElem = doc.documentElement, var docElem = doc.documentElement,
proxyURL = doc.getElementById("respond-proxy").href, proxyURL = doc.getElementById("respond-proxy").href,
redirectURL = (doc.getElementById("respond-redirect") || location).href, redirectURL = (doc.getElementById("respond-redirect") || location).href,
baseElem = doc.getElementsByTagName("base")[0],
urls = [], urls = [],
refNode; refNode;


Expand All @@ -25,7 +26,7 @@
docElem.insertBefore(iframe, docElem.firstElementChild || docElem.firstChild ); docElem.insertBefore(iframe, docElem.firstElementChild || docElem.firstChild );
} }


iframe.src = proxyURL + "?url=" + redirectURL + "&css=" + url; iframe.src = checkBaseURL(proxyURL) + "?url=" + redirectURL + "&css=" + checkBaseURL(url);


function checkFrameName() { function checkFrameName() {
var cssText; var cssText;
Expand Down Expand Up @@ -60,14 +61,22 @@


win.setTimeout(checkFrameName, 500); win.setTimeout(checkFrameName, 500);
} }

function checkBaseURL(href) {
if (baseElem && href.indexOf(baseElem.href) === -1) {
bref = (/\/$/).test(baseElem.href) ? baseElem.href : (baseElem.href + "/");
href = bref + href;
}

return href;
}


function checkRedirectURL() { function checkRedirectURL() {
// IE6 & IE7 don't build out absolute urls in <link /> attributes. // IE6 & IE7 don't build out absolute urls in <link /> attributes.
// So respond.proxy.gif remains relative instead of http://example.com/respond.proxy.gif. // So respond.proxy.gif remains relative instead of http://example.com/respond.proxy.gif.
// This trickery resolves that issue. // This trickery resolves that issue.
if (~ !redirectURL.indexOf(location.host)) { if (~ !redirectURL.indexOf(location.host)) {


// Inject an <a> attribute, with the redirectURL
var fakeLink = doc.createElement("div"); var fakeLink = doc.createElement("div");


fakeLink.innerHTML = '<a href="' + redirectURL + '"></a>'; fakeLink.innerHTML = '<a href="' + redirectURL + '"></a>';
Expand All @@ -89,10 +98,11 @@


var thislink = links[i], var thislink = links[i],
href = links[i].href, href = links[i].href,
ext = /^([a-zA-Z]+?:(\/\/)?(www\.)?)/; extreg = (/^([a-zA-Z]+?:(\/\/)?(www\.)?)/).test( href ),
ext = (baseElem && !extreg) || extreg;


//make sure it's an external stylesheet //make sure it's an external stylesheet
if( thislink.rel.indexOf( "stylesheet" ) >= 0 && ext.test( href ) ){ if( thislink.rel.indexOf( "stylesheet" ) >= 0 && ext ){
(function( link ){ (function( link ){
fakejax( href, function( css ){ fakejax( href, function( css ){
link.styleSheet.rawCssText = css; link.styleSheet.rawCssText = css;
Expand Down
3 changes: 2 additions & 1 deletion respond.src.js
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Original file line number Original file line Diff line number Diff line change
Expand Up @@ -52,6 +52,7 @@ window.matchMedia = window.matchMedia || (function(doc, undefined){
parsedSheets = {}, parsedSheets = {},
resizeThrottle = 30, resizeThrottle = 30,
head = doc.getElementsByTagName( "head" )[0] || docElem, head = doc.getElementsByTagName( "head" )[0] || docElem,
base = doc.getElementsByTagName( "base" )[0],
links = head.getElementsByTagName( "link" ), links = head.getElementsByTagName( "link" ),
requestQueue = [], requestQueue = [],


Expand All @@ -76,7 +77,7 @@ window.matchMedia = window.matchMedia || (function(doc, undefined){
translate( sheet.styleSheet.rawCssText, href, media ); translate( sheet.styleSheet.rawCssText, href, media );
parsedSheets[ href ] = true; parsedSheets[ href ] = true;
} else { } else {
if( !/^([a-zA-Z:]*\/\/)/.test( href ) if( (!base && !/^([a-zA-Z:]*\/\/)/.test( href ))
|| href.replace( RegExp.$1, "" ).split( "/" )[0] === win.location.host ){ || href.replace( RegExp.$1, "" ).split( "/" )[0] === win.location.host ){
requestQueue.push( { requestQueue.push( {
href: href, href: href,
Expand Down