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<?php |
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namespace Magros\Encryptable; |
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use Illuminate\Console\Command; |
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use Illuminate\Database\Eloquent\Model; |
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use Illuminate\Database\Schema\Blueprint; |
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use Illuminate\Support\Facades\Schema; |
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use Illuminate\Support\Facades\DB; |
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class DecryptModel extends Command |
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{ |
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/** |
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* The name and signature of the console command. |
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* |
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* @var string |
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*/ |
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protected $signature = 'encryptable:decryptModel {model}'; |
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/** |
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* The console command description. |
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* |
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* @var string |
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*/ |
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protected $description = 'Encrypt models rows'; |
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private $attributes = []; |
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private $model; |
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/** |
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* Execute the console command. |
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* |
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* @return mixed |
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* @throws \Exception |
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*/ |
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public function handle() |
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{ |
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$class = $this->argument('model'); |
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$this->model = $this->guardClass($class); |
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$this->attributes = $this->model->getEncryptableAttributes(); |
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$table = $this->model->getTable(); |
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$total = $this->model->where('encrypted', 1)->count(); |
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$this->model::$enableEncryption = false; |
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if($total > 0){ |
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$this->comment($total.' records will be decrypted'); |
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$bar = $this->output->createProgressBar($total); |
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$bar->setFormat('%current%/%max% [%bar%] %percent:3s%% %elapsed:6s%/%estimated:-6s% %memory:6s%'); |
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$records = $this->model->orderBy('id', 'asc')->where('encrypted', 1)->get(); |
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foreach ($records as $record) { |
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$record->timestamps = false; |
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$attributes = $this->getDecryptedAttributes($record); |
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DB::table($table)->where('id', $record->id)->update($attributes); |
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$bar->advance(); |
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$record = null; |
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$attributes = null; |
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} |
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$bar->finish(); |
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} |
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$this->comment('Finished encryption'); |
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} |
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private function getDecryptedAttributes($record) |
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{ |
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$encryptedFields = ['encrypted' => 0 ]; |
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foreach ($this->attributes as $attribute) { |
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$raw = $record->{$attribute}; |
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if (str_contains($raw, $record->encrypter()->getPrefix())) { |
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$encryptedFields[$attribute] = $this->model->decryptAttribute($raw); |
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} |
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} |
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return $encryptedFields; |
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} |
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private function validateHasEncryptedColumn($model) |
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{ |
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$table = $model->getTable(); |
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if (! Schema::hasColumn($table, 'encrypted')) { |
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$this->comment('Creating encrypted column'); |
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Schema::table($table, function (Blueprint $table) { |
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$table->tinyInteger('encrypted')->default(0); |
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}); |
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} |
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} |
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/** |
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* @param $class |
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* @return Model |
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* @throws \Exception |
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*/ |
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public function guardClass($class) |
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{ |
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if (!class_exists($class)) |
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throw new \Exception("Class {$class} does not exists"); |
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$model = new $class(); |
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$this->validateHasEncryptedColumn($model); |
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return $model; |
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} |
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} |
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magros /
laravel-model-encryption
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