Laravel 5.1 - File Array Validation + Custom Error Messages for Array Data

Laravel51_FileArrayValidation_Snippet.php

<?php

$rules = [
  'name' => 'required',
  'email' => 'required|email',
  //etc..
]; 

foreach($request->file('files') as $index => $file) {
            $rules['files.' . $index] = 'mimes:jpeg,gif,png,pdf';
            $messages['files.' . $index . '.mimes'] = 'All files must be a file of type: <strong>jpg, jpeg, gif, png</strong> or <strong>pdf</strong>';
}

$validator = Validator::make($post, $rules, $messages);

if($validator->fails()){
    return redirect()
        ->back()
        ->withErrors($validator)
        ->withInput();
}else{
 // do smt 
}


/* For view file you must do something like this => array_unique($error->all()) otherwise messages will repeat theirself */
@foreach (array_unique($errors->all()) as $error)

?>