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Removed xhr pooling since failing cross-domain requests leaves the xhr object in an undefined state in Firefox. Also rewrote comments related to the active xhr list so that they make sense.

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This commit is contained in:
jaubourg 2011-01-13 16:58:16 +01:00
parent 667a3b31e6
commit 57956152d8
1 changed files with 9 additions and 18 deletions
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27
src/ajax/xhr.js
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@ -1,14 +1,11 @@
(function( jQuery ) {
var // Next fake timer id
xhrPollingId = jQuery.now(),
var // Next active xhr id
xhrId = jQuery.now(),
// Callbacks hashtable
// active xhrs
xhrs = {},
// XHR pool
xhrPool = [],
// #5280: see below
xhrUnloadAbortInstalled;
@ -42,7 +39,7 @@ jQuery.ajax.transport( function( s , determineDataType ) {
}
// Get a new xhr
var xhr = xhrPool.pop() || s.xhr(),
var xhr = s.xhr(),
handle;
// Open the socket
@ -74,14 +71,12 @@ jQuery.ajax.transport( function( s , determineDataType ) {
try {
xhr.send( ( s.hasContent && s.data ) || null );
} catch(e) {
// Store back into pool
xhrPool.push( xhr );
complete(0, "error", "" + e);
return;
}
// Listener
callback = function( isAbort ) {
callback = function( _ , isAbort ) {
// Was never called and is aborted or complete
if ( callback && ( isAbort || xhr.readyState === 4 ) ) {
@ -94,8 +89,6 @@ jQuery.ajax.transport( function( s , determineDataType ) {
if (handle) {
xhr.onreadystatechange = jQuery.noop;
delete xhrs[ handle ];
handle = undefined;
xhrPool.push( xhr );
}
// If it's an abort
@ -171,18 +164,16 @@ jQuery.ajax.transport( function( s , determineDataType ) {
} else {
// Listener is externalized to handle abort on unload
handle = xhrPollingId++;
// Add to list of active xhrs
handle = xhrId++;
xhrs[ handle ] = xhr;
xhr.onreadystatechange = function() {
callback();
};
xhr.onreadystatechange = callback;
}
},
abort: function() {
if ( callback ) {
callback(1);
callback(0,1);
}
}
};