larfeus/signature

v1.0.1 2018-11-28 14:35 UTC

README

Use HMAC or RSA to sign data for Laravel and lumen;

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Install

composer require larfeus/signature

laravel

php artisan vendor:publish

lumen

copy vendor/larfeus/signature/src/config/signature.php config/signature.php
// bootstrap/app.php
$app->withFacades(true, [
    Larfeus\Signature\Facade\Signature::class => 'Signature'
]);

$app->register(Larfeus\Signature\SignatureServiceProvider::class);

Configuration

// config/signature.php
return [
	'api' => [
		'driver' => 'HMAC',
		'options' => [
		    // hash algorithm
			'algo' => env('SIGNATURE_API_ALGO', 'sha1'),
			// hash secret key
			'secret' => env('SIGNATURE_API_SECRET'),
			// base64 encoding generating signature
			'base64' => true,
			// sort and filter array data (only for arrays)
			'normalize' => false,
			// raw_output parameter for hash_hmac function calling
			'raw' => true,
		],
	],
];

Usage

Make signature:

// using default signer (see configuration file)
$signature = Signature::sign('foobar');
// using specified signer
$signature = Signature::signer('hmac')
    ->sign(['foo'=>'bar']);

$signature = Signature::signer('rsa')
    ->setPrivateKey('./private.pem')
    ->sign(['foo'=>'bar']);

Manual verification:

Signature::verify($signature, 'foobar');

Signature::signer('hmac')
    ->verify($signature, ['foo'=>'bar']);

Signature::signer('rsa')
    ->setPublicKey('./public.pem')
    ->verify($signature, ['foo'=>'bar']);

Middleware in laravel or lumen application:

Route::group(['prefix' => 'api', 'middleware' => 'signature:api'], function () {
	Route::get('/user/:id', function($id) {
		return User::findOrFail($id);
	});
});

License

MIT LICENSE