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Handle Apex exceptions passed back to javascript remoting #35

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Handle Apex exceptions passed back to javascript remoting #35

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5e805ea
Return promises from RemoteTK for compatibility with ForceTK
cwarden Apr 12, 2013
2f1f38f
Handle Apex exceptions passed back to javascript remoting
cwarden May 7, 2013
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145 changes: 114 additions & 31 deletions RemoteTK.component
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Original file line number Diff line number Diff line change
Expand Up @@ -32,21 +32,32 @@ if (remotetk === undefined) {
}

if (remotetk.Client === undefined) {
function handleResult(result, callback, error, nullok) {
function handleResult(result, callback, error, nullok, deferred) {
if (result) {
result = JSON.parse(result);
if ( Array.isArray(result) && result[0].message && result[0].errorCode ) {
if ( typeof error === 'function' ) {
error(result);
}
deferred.reject(result);
} else {
callback(result);
if ( typeof callback === 'function' ) {
callback(result);
}
deferred.resolve(result);
}
} else if (typeof nullok !== 'undefined' && nullok) {
callback();
if ( typeof callback === 'function' ) {
callback();
}
deferred.resolve();
} else {
error([{ message : "Null return from action method","errorCode":"NULL_RETURN"}]);
}
var errorResult = [{ message : "Null return from action method","errorCode":"NULL_RETURN"}];
if ( typeof error === 'function' ) {
error(errorResult);
}
deferred.reject(errorResult);
}
}

/**
Expand All @@ -72,11 +83,20 @@ if (remotetk.Client === undefined) {
* @param [error=null] function to which jqXHR will be passed in case of error
*/
remotetk.Client.prototype.describe = function(objtype, callback, error) {
Visualforce.remoting.Manager.invokeAction('{!$RemoteAction.RemoteTKController.describe}', objtype, function(result){
handleResult(result, callback, error);
}, {
var deferred = $.Deferred();
Visualforce.remoting.Manager.invokeAction('{!$RemoteAction.RemoteTKController.describe}', objtype, function(result, err) {
if (err.status) {
handleResult(result, callback, error, false, deferred);
} else {
if (typeof error === 'function') {
error(err);
}
deferred.reject(err);
}
}, {
escape: false
});
return deferred.promise();
}

/*
Expand All @@ -89,11 +109,20 @@ if (remotetk.Client === undefined) {
* @param [error=null] function to which jqXHR will be passed in case of error
*/
remotetk.Client.prototype.create = function(objtype, fields, callback, error) {
Visualforce.remoting.Manager.invokeAction('{!$RemoteAction.RemoteTKController.create}', objtype, JSON.stringify(fields), function(result){
handleResult(result, callback, error);
}, {
var deferred = $.Deferred();
Visualforce.remoting.Manager.invokeAction('{!$RemoteAction.RemoteTKController.create}', objtype, JSON.stringify(fields), function(result, err) {
if (err.status) {
handleResult(result, callback, error, false, deferred);
} else {
if (typeof error === 'function') {
error(err);
}
deferred.reject(err);
}
}, {
escape: false
});
return deferred.promise();
}

/*
Expand All @@ -106,11 +135,20 @@ if (remotetk.Client === undefined) {
* @param [error=null] function to which jqXHR will be passed in case of error
*/
remotetk.Client.prototype.retrieve = function(objtype, id, fieldlist, callback, error) {
Visualforce.remoting.Manager.invokeAction('{!$RemoteAction.RemoteTKController.retrieve}', objtype, id, fieldlist, function(result){
handleResult(result, callback, error);
}, {
var deferred = $.Deferred();
Visualforce.remoting.Manager.invokeAction('{!$RemoteAction.RemoteTKController.retrieve}', objtype, id, fieldlist, function(result, err) {
if (err.status) {
handleResult(result, callback, error, false, deferred);
} else {
if (typeof error === 'function') {
error(err);
}
deferred.reject(err);
}
}, {
escape: false
});
return deferred.promise();
}

/*
Expand All @@ -126,11 +164,20 @@ if (remotetk.Client === undefined) {
* @param [error=null] function to which jqXHR will be passed in case of error
*/
remotetk.Client.prototype.upsert = function(objtype, externalIdField, externalId, fields, callback, error) {
Visualforce.remoting.Manager.invokeAction('$RemoteAction.RemoteTKController.upser', objtype, externalIdField, externalId, JSON.stringify(fields), function(result){
handleResult(result, callback, error, true);
}, {
escape: false
var deferred = $.Deferred();
Visualforce.remoting.Manager.invokeAction('$RemoteAction.RemoteTKController.upser', objtype, externalIdField, externalId, JSON.stringify(fields), function(result, err) {
if (err.status) {
handleResult(result, callback, error, true, deferred);
} else {
if (typeof error === 'function') {
error(err);
}
deferred.reject(err);
}
}, {
escape: false
});
return deferred.promise();
}

/*
Expand All @@ -144,11 +191,20 @@ if (remotetk.Client === undefined) {
* @param [error=null] function to which jqXHR will be passed in case of error
*/
remotetk.Client.prototype.update = function(objtype, id, fields, callback, error) {
Visualforce.remoting.Manager.invokeAction('{!$RemoteAction.RemoteTKController.updat}', objtype, id, JSON.stringify(fields), function(result){
handleResult(result, callback, error, true);
}, {
var deferred = $.Deferred();
Visualforce.remoting.Manager.invokeAction('{!$RemoteAction.RemoteTKController.updat}', objtype, id, JSON.stringify(fields), function(result, err) {
if (err.status) {
handleResult(result, callback, error, true, deferred);
} else {
if (typeof error === 'function') {
error(err);
}
deferred.reject(err);
}
}, {
escape: false
});
return deferred.promise();
}

/*
Expand All @@ -160,11 +216,20 @@ if (remotetk.Client === undefined) {
* @param [error=null] function to which jqXHR will be passed in case of error
*/
remotetk.Client.prototype.del = function(objtype, id, callback, error) {
Visualforce.remoting.Manager.invokeAction('{!$RemoteAction.RemoteTKController.del}', objtype, id, function(result){
handleResult(result, callback, error, true);
}, {
var deferred = $.Deferred();
Visualforce.remoting.Manager.invokeAction('{!$RemoteAction.RemoteTKController.del}', objtype, id, function(result, err) {
if (err.status) {
handleResult(result, callback, error, true, deferred);
} else {
if (typeof error === 'function') {
error(err);
}
deferred.reject(err);
}
}, {
escape: false
});
return deferred.promise();
}

/*
Expand All @@ -175,12 +240,21 @@ if (remotetk.Client === undefined) {
* @param [error=null] function to which jqXHR will be passed in case of error
*/
remotetk.Client.prototype.query = function(soql, callback, error) {
Visualforce.remoting.Manager.invokeAction('{!$RemoteAction.RemoteTKController.query}', soql, function(result){
handleResult(result, callback, error);
}, {
var deferred = $.Deferred();
Visualforce.remoting.Manager.invokeAction('{!$RemoteAction.RemoteTKController.query}', soql, function(result, err) {
if (err.status) {
handleResult(result, callback, error, false, deferred);
} else {
if (typeof error === 'function') {
error(err);
}
deferred.reject(err);
}
}, {
escape: false
});
}
return deferred.promise();
}

/*
* Executes the specified SOSL search.
Expand All @@ -190,11 +264,20 @@ if (remotetk.Client === undefined) {
* @param [error=null] function to which jqXHR will be passed in case of error
*/
remotetk.Client.prototype.search = function(sosl, callback, error) {
Visualforce.remoting.Manager.invokeAction('{!$RemoteAction.RemoteTKController.search}', sosl, function(result){
handleResult(result, callback, error);
}, {
var deferred = $.Deferred();
Visualforce.remoting.Manager.invokeAction('{!$RemoteAction.RemoteTKController.search}', sosl, function(result, err) {
if (err.status) {
handleResult(result, callback, error, false, deferred);
} else {
if (typeof error === 'function') {
error(err);
}
deferred.reject(err);
}
}, {
escape: false
});
return deferred.promise();
}
}
</script>
Expand Down