überprüfen Sie, ob der Wert null ist laravel 5

Ich versuche zu überprüfen, ob eine Menge von Feldern, muss mindestens ein leeres Feld. Wenn es leere Feld, und sollte der alert pop -, wenn nicht sollte es tun etwas anderes.

Code

public function updatePerfil() {
    $file = Input::file('imagem');
    $email = Input::get('email');
    $profileData = Input::except('_token');
    $validation = Validator::make($profileData, User::$profileData);
    if ($validation->passes()) {
        $update = Input::only('name','imagem','data_nascimiento');
        if ($file == null || $email == null) {
            User::where('id', Input::get('id'))->update($profileData);
            Session::flash('message', 'Perfil editado com sucesso');
            return view('backend/perfil.index'); 
        }
        $file = array_get($profileData,'imagem');
        $destinationPath = 'imagens/perfil/';
        $extension = $file->getClientOriginalExtension();
        $filename = Auth::user()->id . '.' . $extension;
        $profileData['imagem'] = $filename;
        Image::make($file)->resize(400, 400)->save($destinationPath.$filename);
        User::where('id', Input::get('id'))->update($profileData);
        Session::flash('message', 'Perfil editado com sucesso');
        return Redirect::to('backend/perfil');
    } else {
        return Redirect::to('backend/perfil')->withInput()->withErrors($validation);
    }
}

public static $profileData = array(
        'email' =>  'email|unique:users',
        'name' =>  'required|min:5|max:25',
        'data_nascimento' => 'date',
        'imagem' => 'image|max:1000|mimes:jpeg,jpg,png'
        );

Form

{!! Form::open(array('class' => 'form-horizontal', 'url' => 'backend/perfil', 'name' => 'updatePerfil', 'role' => 'form', 'files'=> true))!!}

    <input type="hidden" name="id" value="{{Auth::user()->id}}">

    <div class="row">
        <div class="col-md-3 col-lg-3"></div>
        <div class="col-md-7 col-lg-7">
            @if (count($errors) > 0)
                <div class="alert alert-danger" style="margin-top: 0px;">
                    <strong>Ups!</strong> Existe algum problema com o formulário.<br><br>
                    <ul>
                        @foreach ($errors->all() as $error)
                            <li>{{ $error }}</li>
                        @endforeach
                    </ul>
                </div>
            @endif
        </div>
    </div>
    <div class="row">
        <div class="col-md-3 col-lg-3"></div>
        <div class="col-md-7 col-lg-7">
            @if (Session::has('message'))
                <div class="alert alert-success" style="margin-top: 0px;">
                    {{ Session::get('message') }}
                </div>
            @endif
        </div>
    </div>        
    <div class="row" style="margin-bottom: 20px;">
        <div class="col-md-3 col-lg-3"></div>
        <div class="col-md-2 col-lg-2">
            {!! Form::label('name', 'Utilizador', ['class' => 'label_perfil']) !!}
        </div>
        <div class="col-md-5 col-lg-5">
            {!! Form::text('name', Auth::user()->name, ['class' => 'form-control input-md' , 'placeholder' => 'Utilizador']) !!}
        </div>
    </div>
    <div class="row" style="margin-bottom: 20px;">
        <div class="col-md-3 col-lg-3"></div>
        <div class="col-md-2 col-lg-2">
            {!! Form::label('data_nascimento', 'Data de nascimento', ['class' => 'label_perfil']) !!}
        </div>
        <div class="col-md-5 col-lg-5">
            {!! Form::date('data_nascimento', Auth::user()->data_nascimento, ['class' => 'form-control input-md']) !!}
        </div>
    </div>
    <div class="row" style="margin-bottom: 20px;">
        <div class="col-md-3 col-lg-3"></div>
        <div class="col-md-2 col-lg-2">
            {!! Form::label('genero', 'Sexo', ['class' => 'label_perfil']) !!}
        </div>
        <div class="col-md-5 col-lg-5">
            {!! Form::select('genero', ['Masculino' => 'Masculino', 'Feminino' => 'Feminino'], Auth::user()->genero, ['class' => 'form-control input-md']) !!}
        </div>
    </div>
    <div class="row" style="margin-bottom: 20px;">
        <div class="col-md-3 col-lg-3"></div>
        <div class="col-md-2 col-lg-2">
            {!! Form::label('email', 'Email', ['class' => 'label_perfil']) !!}
        </div>
        <div class="col-md-5 col-lg-5">
            {!! Form::text('email', Auth::user()->email, ['class' => 'form-control input-md', 'placeholder' => 'Email']) !!}
        </div>
    </div>
    <div class="row" style="margin-bottom: 20px;">
        <div class="col-md-3 col-lg-3"></div>
        <div class="col-md-2 col-lg-2">
            {!! Form::label('imagem', 'Imagem', ['class' => 'label_perfil']) !!}
        </div>
        <div class="col-md-5 col-lg-5">
            {!! Form::file('imagem', ['class' => 'input-file']) !!}
        </div>
    </div>   
    <div class="row" style="margin-bottom: 20px; margin-top: 30px;">
        <div class="col-md-3 col-lg-3"></div>
        <div class="col-md-9 col-lg-9">
            {!! Form::submit('Alterar perfil', ['class' => 'btn btn-primary']) !!}
        </div>
    </div> 
{!! Form::close() !!}

Wenn ich versuche zu aktualisieren, die E-Mail-Feld ohne Eingabe alles, was er actualizame in der Datenbank als leere Feld, und ich will das fortsetzen, was der Benutzer tut.
Mit dem Bild funktioniert. Ich weiß nicht, wenn Sie abholen kommen. Weiß jemand wie dieses problem zu lösen?

Was ist User::$profileData variable? Es sollten sieht aus wie Validator::make($profileData, ['name' => 'required', ...]).
die Validierung verwenden, laravel.com/docs/5.1/validation
ich bearbeitet meine post

InformationsquelleAutor Jose Cerejo | 2015-11-16

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