deac/jquery
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

We were catching exceptions within the success callback of an Ajax request, then causing an error callback to be called (which is incorrect). (Bug #1441)

Browse source
This commit is contained in:
John Resig 2007-08-19 00:48:53 +00:00
parent 05d401dd84
commit f64eb21fad
1 changed files with 31 additions and 30 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

61
src/ajax/ajax.js
View file

@ -631,41 +631,42 @@ jQuery.extend({
ival = null;
}
var status;
try {
status = isTimeout == "timeout" && "timeout" ||
!jQuery.httpSuccess( xml ) && "error" ||
s.ifModified && jQuery.httpNotModified( xml, s.url ) && "notmodified" ||
"success";
// Make sure that the request was successful or notmodified
if ( status != "error" && status != "timeout" ) {
// Cache Last-Modified header, if ifModified mode.
var modRes;
try {
modRes = xml.getResponseHeader("Last-Modified");
} catch(e) {} // swallow exception thrown by FF if header is not available
if ( s.ifModified && modRes )
jQuery.lastModified[s.url] = modRes;
var status = isTimeout == "timeout" && "timeout" ||
!jQuery.httpSuccess( xml ) && "error" ||
s.ifModified && jQuery.httpNotModified( xml, s.url ) && "notmodified" ||
"success";
if ( status == "success" ) {
// Watch for, and catch, XML document parse errors
try {
// process the data (runs the xml through httpData regardless of callback)
var data = jQuery.httpData( xml, s.dataType );
// If a local callback was specified, fire it and pass it the data
if ( s.success )
s.success( data, status );
// Fire the global callback
if( s.global )
jQuery.event.trigger( "ajaxSuccess", [xml, s] );
} else
jQuery.handleError(s, xml, status);
} catch(e) {
status = "parsererror";
jQuery.handleError(s, xml, status, e);
} catch(e) {
status = "parsererror";
}
}
// Make sure that the request was successful or notmodified
if ( status == "success" ) {
// Cache Last-Modified header, if ifModified mode.
var modRes;
try {
modRes = xml.getResponseHeader("Last-Modified");
} catch(e) {} // swallow exception thrown by FF if header is not available
if ( s.ifModified && modRes )
jQuery.lastModified[s.url] = modRes;
// If a local callback was specified, fire it and pass it the data
if ( s.success )
s.success( data, status );
// Fire the global callback
if( s.global )
jQuery.event.trigger( "ajaxSuccess", [xml, s] );
} else
jQuery.handleError(s, xml, status);
// The request was completed
if( s.global )
jQuery.event.trigger( "ajaxComplete", [xml, s] );