Pony.fm/app/models/Commands/CreatePlaylistCommand.php

<?php

	namespace Commands;

	use Entities\Album;
	use Entities\Image;
	use Entities\PinnedPlaylist;
	use Entities\Playlist;
	use Entities\Track;
	use External;
	use Illuminate\Support\Facades\Auth;
	use Illuminate\Support\Facades\Log;
	use Illuminate\Support\Facades\Validator;

	class CreatePlaylistCommand extends CommandBase {
		private $_input;

		function __construct($input) {
			$this->_input = $input;
		}

		/**
		 * @return bool
		 */
		public function authorize() {
			$user = \Auth::user();
			return $user != null;
		}

		/**
		 * @throws \Exception
		 * @return CommandResponse
		 */
		public function execute() {
			$rules = [
				'title'         => 'required|min:3|max:50',
				'is_public'		=> 'required',
				'is_pinned'		=> 'required'
			];

			$validator = Validator::make($this->_input, $rules);

			if ($validator->fails())
				return CommandResponse::fail($validator);

			$playlist = new Playlist();
			$playlist->user_id = Auth::user()->id;
			$playlist->title = $this->_input['title'];
			$playlist->description = $this->_input['description'];
			$playlist->is_public = $this->_input['is_public'] == 'true';

			$playlist->save();

			if ($this->_input['is_pinned'] == 'true') {
				$playlist->pin(Auth::user()->id);
			}

			return CommandResponse::succeed([
				'id' => $playlist->id,
				'title' => $playlist->title,
				'slug' => $playlist->slug,
				'created_at' => $playlist->created_at,
				'description' => $playlist->description,
				'url' => $playlist->url,
				'is_pinned' => $this->_input['is_pinned'] == 'true',
				'is_public' => $this->_input['is_public'] == 'true']);
		}
	}