PHP code example of logaretm / transformers

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

logaretm / transformers example snippets

class UsersController extends Controller
{
    public function index(UserTransformer $transformer)
    {
        $users = User::get();

        return response()->json([
            'users' => [
                'data' => $transformer->transform($users)
            ]
        ]);
    }
}

$transformer = new UserTransformer;

class User extends Model implements Transform
{
    use TransformableTrait;

    /**
     * Defines the appropiate transformer for this model.
     *
     * @var
     */
    protected $transformer = UserTransformer::class;
}

$user = User::first();
$transformer = $user->getTransformer(); // returns instance of UserTransformer.

    'transformers' => [
        User::class => UserTransformerClass
    ]

if(Transformer::canMake(User::class); // returns true if the transformer is registered.
$transformer = Transformer::make(User::class); // creates a transformer for the model.

$transformer = new UserTransformer();
$users = User::with('posts')->get();
$data = $transformer->with('posts')->transform($users);

$transformer = new UserTransformer();
$users = User::with('posts.tags')->get();
$data = $transformer->with('posts.tags')->transform($users);

$users = User::get();
$transformer->transform($users); // returns an array of arrays.

$paginator = User::paginate(15);
$transformer->transform($paginator); // returns an array(15).

$user = User::first();
$transformedUser =  $transformer->transform($user); // returns a single array.

 class UserTransformer extends Transformer
 {
     /**
      * @param $user
      * @return mixed
      */
     public function getTransformation($user)
     {
         return [
             'name' => $user->name,
             'email' => $user->email,
             'memberSince' => $user->created_at->timestamp
         ];
     }

     // Custom/Alternate transformation.
     public function adminTransformation($user)
     {
         return [
             'name' => $user->name,
             'email' => $user->email,
             'memberSince' => $user->created_at->timestamp,
             'isAdmin' => $user->isAdmin()
         ];
     }
 }
 

$transformer->setTransformation('admin');

$transformer->setTransformation(function ($user) {
    return [
        'name' => $user->name,
        'email' => $user->email,
        'memberSince' => $user->created_at->timestamp,
        'isAdmin' => $user->isAdmin()
    ];
});

$transformer->resetTransformation(); //resets the transformation method.

$transformer->reset(); //resets the transformation method and the relations.

 php
class UserTransformer extends Transformer
{
    /**
     * @param $user
     * @return mixed
     */
    public function getTransformation($user)
    {
        return [
            'name' => $user->name,
            'email' => $user->email,
            'memberSince' => $user->created_at->timestamp
        ];
    }
}