I want to execute a function every time ANY model is created, updated, or deleted in my application.
For example, I want to print the model name and its record data to my log.
How can I do this? I've been looking for some class to extend, but haven't had any luck.
Answering to your comment on Robok's answer, you can have a BaseObserver
.
As example, here is the one I use:
<?php namespace App\Observers;
use Illuminate\Database\Eloquent\Model as Eloquent;
class BaseObserver {
public function saving(Eloquent $model) {}
public function saved(Eloquent $model) {}
public function updating(Eloquent $model) {}
public function updated(Eloquent $model) {}
public function creating(Eloquent $model) {}
public function created(Eloquent $model) {}
public function deleting(Eloquent $model) {}
public function deleted(Eloquent $model) {}
public function restoring(Eloquent $model) {}
public function restored(Eloquent $model) {}
}
Now any model observer can extend it:
<?php namespace App\Observers;
use App\Observers\BaseObserver;
class ProductObserver extends BaseObserver {
public function creating(Eloquent $model)
{
$model->author_id = Sentry::getUser()->id;
}
public function created(Eloquent $model)
{
if(Input::hasFile('logo')) Image::make(Input::file('logo')->getRealPath())->save(public_path() ."/gfx/product/logo_{$model->id}.png");
}
public function updating(Eloquent $model)
{
$model->author_id = Sentry::getUser()->id;
}
public function updated(Eloquent $model)
{
if(Input::has('payment_types')) $model->paymentTypes()->attach(Input::get('payment_types'));
//Upload logo
$this->created($model);
}
}
If you want to have something like $model->author_id = Sentry::getUser()->id
in every observer, you can of course apply that in the BaseObserver
.