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<?php |
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namespace Omatech\Enigma\Database\Eloquent; |
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use Illuminate\Database\Query\Builder as QueryBuilder; |
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use Omatech\Enigma\Database\Eloquent\Builder as EloquentBuilder; |
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use Omatech\Enigma\Enigma; |
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use Omatech\Enigma\Exceptions\RepeatedAttributesException; |
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use Omatech\Enigma\Jobs\IndexHydrate; |
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use ParagonIE\CipherSweet\Exception\BlindIndexNotFoundException; |
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use ParagonIE\CipherSweet\Exception\CryptoOperationException; |
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use SodiumException; |
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use Throwable; |
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trait HasEnigma |
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{ |
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private $engine; |
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/** |
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* Get the table associated with the model. |
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* |
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* @return string |
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*/ |
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abstract public function getTable(); |
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/** |
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* Create a new Eloquent model instance. |
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* |
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* @param array $attributes |
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* @return void |
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* @throws Throwable |
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*/ |
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public function __construct(array $attributes = []) |
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{ |
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parent::__construct($attributes); |
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$this->engine = new Enigma; |
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$repeated = count(array_intersect($this->getLaravelEncryptable(), $this->getEnigmaEncryptable())); |
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throw_if($repeated, new RepeatedAttributesException('One or more attributes are repeated on both encryptation types.')); |
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} |
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/** |
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* @return array |
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*/ |
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public function getLaravelEncryptable(): array |
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{ |
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return $this->laravelEncryptable ?? []; |
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} |
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/** |
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* @return array |
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*/ |
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public function getEnigmaEncryptable(): array |
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{ |
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return $this->enigmaEncryptable ?? []; |
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} |
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/** |
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* Boot trait on the model. |
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* |
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* @return void |
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*/ |
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public static function bootHasEnigma(): void |
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{ |
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static::saving(static function ($model) { |
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$model->encrypt( |
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$model->getDirty() |
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); |
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}); |
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static::retrieved(static function ($model) { |
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$model->decrypt( |
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$model->attributes |
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); |
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}); |
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static::saved(static function ($model) { |
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dispatch(new IndexHydrate(get_class($model), $model->id)) |
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->onQueue('enigma'); |
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$model->decrypt( |
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$model->attributes |
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); |
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}); |
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} |
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/** |
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* @param array $attributes |
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* @return $this |
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* @throws BlindIndexNotFoundException |
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* @throws CryptoOperationException |
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* @throws SodiumException |
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* @throws \ParagonIE\CipherSweet\Exception\BlindIndexNameCollisionException |
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*/ |
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public function encrypt(array $attributes = ['*']): self |
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{ |
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foreach ($this->getEnigmaEncryptable() as $column) { |
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if (isset($attributes[$column])) { |
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$this->{$column} = $this->engine->encrypt( |
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$this->getTable(), |
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$column, |
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$this->{$column} |
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); |
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} |
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} |
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foreach ($this->getLaravelEncryptable() as $column) { |
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if (isset($attributes[$column])) { |
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$this->{$column} = encrypt($this->{$column}); |
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} |
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} |
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return $this; |
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} |
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/** |
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* @param string[] $attributes |
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* @return $this |
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* @throws CryptoOperationException |
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*/ |
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public function decrypt($attributes = ['*']): self |
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{ |
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foreach ($this->getEnigmaEncryptable() as $column) { |
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if (isset($attributes[$column])) { |
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$this->{$column} = $this->engine->decrypt( |
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$this->getTable(), |
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$column, |
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$this->{$column} |
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); |
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} |
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} |
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foreach ($this->getLaravelEncryptable() as $column) { |
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if (isset($attributes[$column])) { |
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$this->{$column} = decrypt($this->{$column}); |
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} |
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} |
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return $this; |
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} |
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/** |
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* Create a new Eloquent query builder for the model. |
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* |
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* @param QueryBuilder $query |
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* @return EloquentBuilder |
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*/ |
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public function newEloquentBuilder($query) |
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{ |
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return new EloquentBuilder($query); |
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} |
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} |
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|
omatech /
enigma
