PHP Laravel fetch.php task by jeffrey way

fetch.php

<?php

class Asset {
	//Downloads the content of the file from internet
	public function fetch( $assetPath ) {
		return file_get_contents( $assetPath );
	}
}
class Fetch_Task {

	public static $paths = array(
		'jquery' =>'http://code.jquery.com/jquery.js',
		'backbone'=>'http://backbonejs.org/backbone.js',
		'underscore'=>'http://underscorejs.org/underscore.js',
		'normalize' => 'https://raw.github.com/necolas/normalize.css/master/normalize.css',
		'generate' =>'https://raw.github.com/JeffreyWay/Laravel-Generator/master/generate.php'
	);

	public static $cssDir = 'public/css/vendors/';
	public static $jsDir = 'public/js/vendors/';
	public static $tasksDir = 'application/tasks/';

	public function __construct( Asset $file=null ) {
		$this->file = is_null( $file ) ? ( new Asset ) : $file;
	}

	public function run( $query = [] ) {
		if ( !$query ) {
			throw new InvalidArgumentException( 'Please pass an asset to download' );
		}

		$this->asset = strtolower( $query[0] );

		// if recognized, then fetch it and create the file;
		if ( $this->recognizesAsset( $this->asset ) ) {
			// then fetch it and create file
			$content = $this->file->fetch( static::$paths[$this->asset] );
			$this->createFile( $this->asset, $content );
			echo "Your asset has been genereated" . PHP_EOL;
		}else {
			// echo not found to the user
			echo "The {$query[0]} key was not recognized" . PHP_EOL;
		}
	}

	//Checks to see js or css
	public function recognizesAsset( $asset ) {
		return array_key_exists( $asset,  static::$paths );
	}
	//Creates the file and saves in directory
	public function createFile( $asset, $content ) {
		$file = pathinfo( static::$paths[$asset] );

		switch($file['extension']){
			case 'js':
				$path = static::$jsDir . $file['basename'];
			break;
			
			case 'css':
				$path = static::$cssDir . $file['basename'];
			break;

			case 'php':
				$path = static::$tasksDir . $file['basename'];	
			break;
			
			
			default:
		}

		File::mkdir( dirname( $path ) );

		File::put( $path, $content );

	}

}