Differential D1654 Diff 4435 src/app/Observers/UserObserver.php

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src/app/Observers/UserObserver.php

<?php		<?php

namespace App\Observers;		namespace App\Observers;

use App\Entitlement;		use App\Entitlement;
use App\Domain;		use App\Domain;
		use App\Transaction;
use App\User;		use App\User;
		use App\Wallet;
use Illuminate\Support\Facades\DB;		use Illuminate\Support\Facades\DB;

class UserObserver		class UserObserver
{		{
/**		/**
* Handle the "creating" event.		* Handle the "creating" event.
*		*
* Ensure that the user is created with a random, large integer.		* Ensure that the user is created with a random, large integer.
▲ Show 20 Lines • Show All 84 Lines • ▼ Show 20 Lines	class UserObserver
* Handle the "deleting" event.		* Handle the "deleting" event.
*		*
* @param User $user The user that is being deleted.		* @param User $user The user that is being deleted.
*		*
* @return void		* @return void
*/		*/
public function deleting(User $user)		public function deleting(User $user)
{		{
		if ($user->isForceDeleting()) {
		$this->forceDeleting($user);
		return;
		}

// TODO: Especially in tests we're doing delete() on a already deleted user.		// TODO: Especially in tests we're doing delete() on a already deleted user.
// Should we escape here - for performance reasons?		// Should we escape here - for performance reasons?
// TODO: I think all of this should use database transactions		// TODO: I think all of this should use database transactions

// Entitlements do not have referential integrity on the entitled object, so this is our		// Entitlements do not have referential integrity on the entitled object, so this is our
// way of doing an onDelete('cascade') without the foreign key.		// way of doing an onDelete('cascade') without the foreign key.
$entitlements = Entitlement::where('entitleable_id', $user->id)		$entitlements = Entitlement::where('entitleable_id', $user->id)
->where('entitleable_type', User::class)->get();		->where('entitleable_type', User::class)->get();
Show All 17 Lines	public function deleting(User $user)
} else {		} else {
$entitlements[] = $entitlement->id;		$entitlements[] = $entitlement->id;
}		}
}		}

$users = array_unique($users);		$users = array_unique($users);
$domains = array_unique($domains);		$domains = array_unique($domains);

// Note: Domains/users need to be deleted one by one to make sure		// Domains/users/entitlements need to be deleted one by one to make sure
// events are fired and observers can do the proper cleanup.		// events are fired and observers can do the proper cleanup.
// Entitlements have no delete event handlers as for now.
if (!empty($users)) {		if (!empty($users)) {
foreach (User::whereIn('id', $users)->get() as $_user) {		foreach (User::whereIn('id', $users)->get() as $_user) {
$_user->delete();		$_user->delete();
}		}
}		}

if (!empty($domains)) {		if (!empty($domains)) {
foreach (Domain::whereIn('id', $domains)->get() as $_domain) {		foreach (Domain::whereIn('id', $domains)->get() as $_domain) {
$_domain->delete();		$_domain->delete();
}		}
}		}

if (!empty($entitlements)) {		if (!empty($entitlements)) {
Entitlement::whereIn('id', $entitlements)->delete();		Entitlement::whereIn('id', $entitlements)->delete();
}		}

// FIXME: What do we do with user wallets?		// FIXME: What do we do with user wallets?

\App\Jobs\UserDelete::dispatch($user->id);		\App\Jobs\UserDelete::dispatch($user->id);
}		}

/**		/**
		* Handle the "deleting" event on forceDelete() call.
		*
		* @param User $user The user that is being deleted.
		*
		* @return void
		*/
		public function forceDeleting(User $user)
		{
		// TODO: We assume that at this moment all belongings are already soft-deleted.

		// Remove owned users/domains
		$wallets = $user->wallets()->pluck('id')->all();
		$assignments = Entitlement::withTrashed()->whereIn('wallet_id', $wallets)->get();
		$entitlements = [];
		$domains = [];
		$users = [];

		foreach ($assignments as $entitlement) {
		$entitlements[] = $entitlement->id;

		if ($entitlement->entitleable_type == Domain::class) {
		$domains[] = $entitlement->entitleable_id;
		} elseif (
		$entitlement->entitleable_type == User::class
		&& $entitlement->entitleable_id != $user->id
		) {
		$users[] = $entitlement->entitleable_id;
		}
		}

		$users = array_unique($users);
		$domains = array_unique($domains);

		// Remove the user "direct" entitlements explicitely, if they belong to another
		// user's wallet they will not be removed by the wallets foreign key cascade
		Entitlement::withTrashed()
		->where('entitleable_id', $user->id)
		->where('entitleable_type', User::class)
		->forceDelete();

		// Users need to be deleted one by one to make sure observers can do the proper cleanup.
		if (!empty($users)) {
		foreach (User::withTrashed()->whereIn('id', $users)->get() as $_user) {
		$_user->forceDelete();
		}
		}

		// Domains can be just removed
		if (!empty($domains)) {
		Domain::withTrashed()->whereIn('id', $domains)->forceDelete();
		}

		// Remove transactions, they also have no foreign key constraint
		Transaction::where('object_type', Entitlement::class)
		->whereIn('object_id', $entitlements)
		->delete();

		Transaction::where('object_type', Wallet::class)
		->whereIn('object_id', $wallets)
		->delete();
		}

		/**
* Handle the "retrieving" event.		* Handle the "retrieving" event.
*		*
* @param User $user The user that is being retrieved.		* @param User $user The user that is being retrieved.
*		*
* @todo This is useful for audit.		* @todo This is useful for audit.
*		*
* @return void		* @return void
*/		*/
Show All 17 Lines