Validation with laravel and blade

laravel-validation.php

//use a service - don't forget to namespace!
abstract class Validator {
protected $errors;
public function validate($input)
{
  $validator = Validator::make($input, static::$rules);
  if($validator->fails())
  {
    $this->errors = $validator->messages();
    return false;
  }
  return true;
 }
public function errors()
  {
    return $this->errors;
  }
}

class SomeValidator extends Validator {
  static $rules = [ ];
}


//controller based
use Path\To\Validation\SomeValidator as Validator;
public function __construction(Validator $validator)
{
  $this->validator = $validator;
}

public function someFunction()
{
  $validator = \Validator::make(Input::all(), $rules);
  if($validator->fails()) return Redirect::back()->withErrors($validator)->withInput();
}

//blade view
<ul class="errors">
  @foreach($errors->all('<li>:message</li>') as $error)
    {{ $error }}
  @endforeach
</ul>

//other ways of echoing errors
//inline
{{ $errors->first('title', 'span class="error">:message</span>') }}
{{ $errors->first('body', '....') }} //etc