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update jquery.iecors.js to prevent hangup in IE browsers when resource i... #2

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update jquery.iecors.js to prevent hangup in IE browsers when resource i... #2

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update jquery.iecors.js to prevent hangup in IE browsers when resourc…
Neogavin Mar 28, 2012
70e6203
Just ran into this problem with IE9: http://social.msdn.microsoft.com…
Neogavin Mar 29, 2012
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71 changes: 36 additions & 35 deletions jquery.iecors.js
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Original file line number Diff line number Diff line change
Expand Up @@ -2,46 +2,47 @@
// Create the request object
// (This is still attached to ajaxSettings for backward compatibility)
jQuery.ajaxSettings.xdr = function() {
return (window.XDomainRequest ? new window.XDomainRequest() : null);
return (window.XDomainRequest ? new window.XDomainRequest() : null);
};

// Determine support properties
(function( xdr ) {
jQuery.extend( jQuery.support, { iecors: !!xdr });
jQuery.extend( jQuery.support, { iecors: !!xdr });
})( jQuery.ajaxSettings.xdr() );

// Create transport if the browser can provide an xdr
if ( jQuery.support.iecors ) {

jQuery.ajaxTransport(function( s ) {
var callback;

return {
send: function( headers, complete ) {
var xdr = s.xdr();

xdr.onload = function() {
var headers = { 'Content-Type': xdr.contentType };
complete(200, 'OK', { text: xdr.responseText }, headers);
};

// Apply custom fields if provided
if ( s.xhrFields ) {
xhr.onerror = s.xhrFields.error;
xhr.ontimeout = s.xhrFields.timeout;
}

xdr.open( s.type, s.url );

// XDR has no method for setting headers O_o

xdr.send( ( s.hasContent && s.data ) || null );
},

abort: function() {
xdr.abort();
}
};
});
}
if ( jQuery.support.iecors ) {
jQuery.ajaxTransport(function( s ) {
return {
send: function( headers, complete ) {
var xdr = s.xdr();

xdr.onload = function() {
var headers = { 'Content-Type': xdr.contentType };
complete(200, 'OK', { text: xdr.responseText }, headers);
};

// Apply custom fields if provided
if(s.xhrFields) {
xdr.onerror = s.xhrFields.error;
xdr.ontimeout = s.xhrFields.timeout;
} else {
//Needed to prevent hangup when not defined in IE
xdr.onerror = function() {complete(404, 'Not Found')}
xdr.ontimeout = function() {complete(408, 'Request Time-Out')}
}
xdr.onprogress = function() {};
xdr.timeout = 5000;
xdr.open( s.type, s.url );

// XDR has no method for setting headers O_o

xdr.send( ( s.hasContent && s.data ) || null );
},

abort: s.xdr().abort

};
});
}
})( jQuery );