public function renderNotDeleted($disciplineSelected = null, $titleFilter = null)
        {
            $bs = new ProblemBS(null);
            $ecaseBS = new EvaluationCaseBS(null);
            $qbuilder = new QueryBuilder('problem');
            if (isset($titleFilter) && $titleFilter != "") {
                $qbuilder->addLike("prb_title", "%" . $titleFilter . "%");
            }
            if (isset($disciplineSelected) && $disciplineSelected != "") {
                $qbuilder->addEqual('prb_dsc_id', $disciplineSelected);
            }
            $qbuilder->addOrder('prb_difficultyLevel', QueryBuilder::$ASC);
            $qbuilder->addOrder('prb_title', QueryBuilder::$ASC);
            $problems = $bs->findNotDeleted($qbuilder);
            if (count($problems) <= 0) {
                ?>
					<br/><i>Nenhum problema cadastrada ainda.</i><br />
				<?php 
            } else {
                ?>
					<script type="text/javascript">
					function deleteProblem(id) {
						if (confirm("Deseja realmente excluir este problema?")) {
							$("#problem-action-form input[name='_action']").val("delete");
							$("#problem-action-form input[name='prb_id']").val(id);
							$("#problem-action-form").submit();
						}
					}
					</script>
					<form method="POST" action="./controller/ProblemController.php" style="display:none;"
					id="problem-action-form">
						<input type="hidden" name="_action" />
						<input type="hidden" name="prb_id" />
					</form>
					<table class="dataView">
					<tr>
						<th>Disciplina</th>
						<th>Título</th>
						<th>Nível de Dificuldade</th>
						<th>Casos de Teste</th>
						<th style="min-width: 80px;width: 80px;max-width: 80px;">Ações</th>
					</tr>
					<?php 
                foreach ($problems as $p => $problem) {
                    ?>
						<tr class="color<?php 
                    echo $p % 2;
                    ?>
">
							<td><?php 
                    echo $problem->getForeignModel('prb_dsc_id')->get('dsc_code');
                    ?>
</td>
							<td><?php 
                    echo $problem->get('prb_title');
                    ?>
</td>
							<td><?php 
                    echo $problem->get('prb_difficultyLevel');
                    ?>
</td>
							<?php 
                    $nECases = $problem->getMetaField("prb_numberOfTestCases");
                    if (!isset($nECases) || $nECases < 1) {
                        ?>
									<td style="background:#ff8888;"><?php 
                    } else {
                        ?>
									<td><?php 
                    }
                    echo $nECases;
                    ?>
</td>
							<td class="actions">
								<span class="ui-state-default ui-corner-all" title="Editar Problema"
								onClick="location.assign('./problemEdit.php?prb_id=<?php 
                    echo $problem->get("prb_id");
                    ?>
');">
									<span class="ui-icon ui-icon-pencil"></span>
								</span>
								<span class="ui-state-default ui-corner-all" title="Configurar Casos de Teste"
								onClick="location.assign('./evaluationCases.php?evc_prb_id=<?php 
                    echo $problem->get("prb_id");
                    ?>
');">
									<span class="ui-icon ui-icon-gear"></span>
								</span>
								<span class="ui-state-default ui-corner-all" title="Excluir Problema"
								onClick="deleteProblem(<?php 
                    echo $problem->get('prb_id');
                    ?>
)">
									<span class="ui-icon ui-icon-trash"></span>
								</span>
							</td>
						</tr>
					<?php 
                }
                ?>
				</table>
				<?php 
            }
        }
<?php

$__REQUIRE_ACCESS_LEVEL__ = 3;
$__REDIRECT_TO__ = './';
include "static/header.php";
?>

<h1>Editar Problema</h1>

<div class="centering">
<?php 
include "controller/ProblemBS.php";
include "view/ProblemEdit.php";
$bs = new ProblemBS($_GET);
$model = $bs->retrieve();
if (isset($model)) {
    $widget = new ProblemEdit($model);
    $widget->render();
} else {
    echo "<br /><i>Este problema não existe.</i><br />";
}
?>
<br />
<button onClick="location.assign('./problems.php');">Voltar aos Problemas</button>
</div>

<?php 
include "static/footer.php";
<?php

if (!isset($_POST['_action'])) {
    header("Location: ../");
    die;
}
include "./ProblemBS.php";
include "./UserSession.php";
$problemBS = new ProblemBS($_POST);
if ($_POST['_action'] == 'save') {
    $status = $problemBS->save();
    if ($status) {
        header("Location: ../problems.php");
    } else {
        die("Um erro inesperado ocorreu.");
    }
} else {
    if ($_POST['_action'] == 'delete') {
        $status = $problemBS->delete();
        if ($status) {
            header("Location: ../problems.php");
        } else {
            die("Um erro inesperado ocorreu.");
        }
    } else {
        die("<b>Action especificada é inválida.</b>");
    }
}
die;