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