php之laravel中自定义模板命令

namespace App\Providers;

use App\Helpers\ToJs\ToJs;

use Illuminate\Support\Facades\Blade;

use Illuminate\Support\ServiceProvider;

class ToJsServiceProvider extends ServiceProvider

{

    /**

     * Bootstrap the application services.

     *

     * @return void

     */

    public function boot()

    {

        //

    }

    /**

     * Register the application services.

     *

     * @return void

     */

    public function register()

    {

        $this->app->singleton('tojs', function () {

            return new ToJs();

        });

        /*

        * The block of code inside this directive indicates

        * the chosen javascript variables.

        */

        Blade::directive('tojs', function () {

            return '';

        });

    }

}

namespace App\Helpers\ToJs;

use Illuminate\Support\Arr;

class ToJs

{

    protected $data = [];

    public function put(array $data)

    {

        foreach ($data as $key => $value) {

            $this->data[$key] = value($value);

        }

        return $this;

    }

    public function get($key = null, $default = null)

    {

        if (!$key) return $this->data;

        return Arr::get($this->data, $key, $default);

    }

    public function forget($keys)

    {

        Arr::forget($this->data, $keys);

        return $this;

    }

}

namespace App\Helpers\ToJs\Facades;

use Illuminate\Support\Facades\Facade;

class ToJsFacade extends Facade

{

    /**

     * Get the registered name of the component.

     *

     * @return string

     */

    protected static function getFacadeAccessor()

    {

        return 'tojs';

    }

}

if (!function_exists('to_js')) {

    /**

     * Access the javascript helper.

     */

    function to_js($key = null, $default = null)

    {

        if (is_null($key)) {

            return app('tojs');

        }

        if (is_array($key)) {

            return app('tojs')->put($key);

        }

        return app('tojs')->get($key, $default);

    }

}