Destaque.php

<?php

class Destaque extends Aware {

  const STATUS_PUBLISHED = 1;

  const STATUS_UNPUBLISHED = 0;


  public static $rules = array(    
    'link'        => 'required|url'    
  );

  public static $messages = array(
    'required' => 'Campo obrigatório',
    'url'      => 'Digite uma URL válida'    
  );

  public static $files = array('imagem');


  public function upload()
  {
    return $this->queryUpload()->first();
  }


  public function queryUpload()
  {
    return UploadFoto::where('eloquent_name', '=', 'destaque')
      ->where('eloquent_id', '=', $this->id)
      ->order_by('created_at', 'desc');
  }


  public function defaultQuery()
  {
    return static::where_temp(0)->order_by('ordem', 'asc');
  }


  public function populate_form()
  {
    return array(
      'eloquent' => $this,
    );
  }


  public static function createTemp()
  {
    static::removeTemps();

    $aware = new self;

    $aware->force_save();

    return $aware;
  }

  
  public static function removeTemps()
  {
    $destaque = static::where_temp(1)->first();

    if ($destaque == null) {
      return;
    }

    UploadFoto::where('eloquent_id', '=', $destaque->id)->where('eloquent_name', '=', 'destaque')->delete();
    
    $destaque->delete();
  }

  public function onSave()
  {
    if ($this->exists)
    {
      $this->temp = false;

      $this->ordem = $this->defaultQuery()->count();
    }

    return true;
  }

  public function publish()
  {
    $this->published = static::STATUS_PUBLISHED;

    return $this->force_save();
  }


  public function unpublish()
  {
    $this->published = static::STATUS_UNPUBLISHED;

    return $this->force_save();
  }

  public function mudarOrdem($ordem)
  {
    $this->ordem = $ordem;

    $this->force_save();

    foreach ($this->outras()->get() as $index => $destaque)
    {
      $novaOrdem = $index;

      if ($index >= $ordem)
      {
        $novaOrdem = $index + 1;
      }

      $destaque->ordem = $novaOrdem;

      $destaque->force_save();
    }
  }


  public function resetarOrdem()
  {
    foreach ($this->outras()->get() as $index => $destaque)
    {
      $destaque->ordem = $index;

      $destaque->force_save();
    }
  }

  public function outras()
  {
    return $this->defaultQuery()->where('id', '<>', $this->id);
  }




}

list.blade.php

@layout('admin.index')
@section('pagina')
@include('admin.js-operation')

  
  <a href="/admin/destaque/create" class="btn">Criar novo</a>

  <div class="row-fluid">&nbsp;</div>  

  <table class="table table-striped table-bordered" data-script="destaque-list">
    <thead>
      <tr>
        <th class="span4">Imagem</th>     
        <th class="span4">Link</th>        
        <th>
          Publicada no site?
        </th>
        <th>&nbsp;</th>
      </tr>
    </thead>
    <tbody>
      @foreach ($destaques as $index => $destaque)
      <tr>
        <td>
          <a href="/admin/destaque/{{ $destaque->id }}">            
            <img src="/uploads/{{ $destaque->upload()->arquivo }}" width="80" class="clearfix">                                     
          </a>
          @if ($index > 0)
          <a href="/admin/destaque/ordem/{{ $destaque->id }}/{{ $index - 1}}" class="btn btn-small">
            <i class="icon icon-hand-up">&nbsp;</i>
          </a>
          @endif
          @if ($index < count($destaques) - 1)
          <a href="/admin/destaque/ordem/{{ $destaque->id }}/{{ $index + 1 }}" class="btn btn-small">
            <i class="icon icon-hand-down">&nbsp;</i>
          </a>
          @endif
        </td>
        <td>
          <a href="/admin/destaque/{{ $destaque->id }}">            
            {{ $destaque->link }}            
          </a>
        </td>      
        <td>
          @if ($destaque->published)
            <label class="label label-success">Sim</label>
          @else
            <label class="label">Não</label>
          @endif  
        </td>
        <td>
          <a class="remover btn btn-small btn-danger" data-publicada="{{ $destaque->published }}" href="/admin/destaque/remover/{{ $destaque->id }}">Remover</a>
        </td>
      </tr>
      @endforeach
    </tbody>
  </table>
@endsection

rota.php

<?php

Route::get('/admin/destaque/ordem/(:any)/(:any)', function($destaque_id, $ordem)
{
  $destaque = Destaque::find($destaque_id);

  $destaque->mudarOrdem($ordem);

  return Redirect::to('/admin/destaque');
});