87 lines
1.9 KiB
PHP
87 lines
1.9 KiB
PHP
<?php
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namespace Illuminate\Encryption;
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use Illuminate\Support\ServiceProvider;
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use Illuminate\Support\Str;
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use Opis\Closure\SerializableClosure;
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use RuntimeException;
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class EncryptionServiceProvider extends ServiceProvider
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{
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/**
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* Register the service provider.
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*
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* @return void
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*/
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public function register()
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{
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$this->registerEncrypter();
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$this->registerOpisSecurityKey();
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}
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/**
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* Register the encrypter.
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*
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* @return void
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*/
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protected function registerEncrypter()
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{
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$this->app->singleton('encrypter', function ($app) {
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$config = $app->make('config')->get('app');
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return new Encrypter($this->parseKey($config), $config['cipher']);
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});
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}
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/**
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* Configure Opis Closure signing for security.
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*
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* @return void
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*/
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protected function registerOpisSecurityKey()
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{
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$config = $this->app->make('config')->get('app');
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if (! class_exists(SerializableClosure::class) || empty($config['key'])) {
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return;
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}
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SerializableClosure::setSecretKey($this->parseKey($config));
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}
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/**
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* Parse the encryption key.
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*
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* @param array $config
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* @return string
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*/
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protected function parseKey(array $config)
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{
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if (Str::startsWith($key = $this->key($config), $prefix = 'base64:')) {
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$key = base64_decode(Str::after($key, $prefix));
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}
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return $key;
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}
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/**
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* Extract the encryption key from the given configuration.
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*
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* @param array $config
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* @return string
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*
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* @throws \RuntimeException
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*/
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protected function key(array $config)
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{
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return tap($config['key'], function ($key) {
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if (empty($key)) {
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throw new RuntimeException(
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'No application encryption key has been specified.'
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);
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}
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});
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}
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}
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