Skip to content

Callbacks

FiresCallbacks on streams, entries, repositories, and criteria.

Core uses the FiresCallbacks trait for lifecycle hooks. These are not Laravel Event:: events — they fire synchronously on the object that defines them.

Trait API

Classes using Streams\Core\Support\Traits\FiresCallbacks:

Method Purpose
addCallback($name, $callback) Register callback
addCallbackListener($name, $callback) Listen without replacing
observeCallbacks($object) Copy callbacks from another object
fire($name, $payload) Invoke callbacks
hasCallback($name) Check registration

Entry lifecycle callbacks

Callback When
creating Before create persists
created After create persists
saving Before save
saved After save
deleting Before delete

Stream callbacks

Streams fire callbacks such as built when the stream definition is assembled.

Example

Streams::make('posts')->addCallbackListener('creating', function ($payload) {
    // inspect $payload['entry']
});

Related