don't try to call callback if it doesn't exist

This commit is contained in:
Simon Kornblith 2011-06-14 21:24:29 +00:00
parent 11e337a189
commit 5d32e800fc

View File

@ -173,22 +173,20 @@ Zotero.Connector = new function() {
Zotero.HTTP.doPost(CONNECTOR_URI+"connector/"+method, JSON.stringify(data),
function(req) {
_checkState(req.status != 0, function() {
if(!callback) callback(false);
if(!callback) return;
if(Zotero.Connector.EXCEPTION_CODES.indexOf(req.status) !== -1) {
if(callback) callback(false, req.status);
callback(false, req.status);
} else {
if(callback) {
var val = undefined;
if(req.responseText) {
if(req.getResponseHeader("Content-Type") === "application/json") {
val = JSON.parse(req.responseText);
} else {
val = req.responseText;
}
var val = null;
if(req.responseText) {
if(req.getResponseHeader("Content-Type") === "application/json") {
val = JSON.parse(req.responseText);
} else {
val = req.responseText;
}
callback(val, req.status);
}
callback(val, req.status);
}
});
}, {"Content-Type":"application/json"});