I believe you can just do something like this, especially if its an
AJAX call and you want to simply return a json response.
public function action() {
try {
// Do something here
} catch(Exception $e) {
echo json_encode(array(
'error' => true,
'message' => $e->getMessage()
));
}
}
On Mar 24, 8:47 am, Josh <[email protected]> wrote:
> I've looked into the Cake Error Handling. Without try/catch it seems
> like there is a big loss in functionality. Exceptions allow you to
> handle unexpected behaviors outside of a normal case flow. CakeErrors
> seem intended for stopping the app and giving the user feedback.
>
> And, I am hesitant to mix CakeErrors and Exceptions.
>
> Does anybody have any comments on using try/catch in the dispatcher as
> a backstop for uncaught exceptions?
>
> On Mar 24, 11:28 am, Josh <[email protected]> wrote:
>
> > The exceptions wouldn't be generated by a missing method. They are
> > often generated by contacting other web-services or working with other
> > applications running on the server (ie image generator) or my cache-
> > engine. They are generally handled by exception handling in the
> > Action. I was just looking for a backstop that can provide some
> > universal handling for exceptions that aren't caught. This would be
> > useful in the example I gave.
>
> > Thanks for the link. I'll look into doing this the PHP 4/Cake way: the
> > ErrorHandler class. But, does anybody have a good solution using
> > Exceptions and try/catch?
>
> > Thanks.
>
> > On Mar 24, 2:46 am, John Andersen <[email protected]> wrote:
>
> > > As far as I remember, you don't need to do try catch, just compare the
> > > current action against the actions defined in the controller. For
> > > example you can do the following (quick and dirty solution) in the
> > > AppController beforeFilter method:
>
> > > [code]
> > > if (!in_array($this->params['action'], get_class_methods($this))) {
> > > do your error processing}
>
> > > [/code]
>
> > > or even better, you can try to make your own cakeError processing.
> > > See:http://book.cakephp.org/view/154/Error-Handling
>
> > > Enjoy,
> > > John
>
> > > On Mar 24, 6:43 am, Josh <[email protected]> wrote:
>
> > > > Hello
>
> > > > I would like to somehow apply a try catch statement to all Actions as
> > > > a backstop for any uncaught exceptions.
>
> > > > I think this would be particularly helpful for Ajax Actions, because
> > > > the catch statement could send back a default 4xx status code.
> > > > Prototype's onFailure() function could then do the client-side error
> > > > handling.
>
> > > > How can I do this without wrapping the Action call with a try/catch in
> > > > the cake dispatcher ($controller->dispatchMethod($params['action'],
> > > > $params['pass']);)
>
> > > > Does anybody have a suggestion or another workable strategy for
> > > > gaining this functionality?
>
> > > > Josh
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