2010/8/20 Marcos Mendonça <[email protected]>:
> I'm getting this error on a given view.
>
> Warning (2): range() [function.range]: step exceeds the specified
> range [CORE\cake\libs\set.php, line 235]
>
> range - [internal], line ??
> Set::numeric() - CORE\cake\libs\set.php, line 235
> DboSource::fields() - CORE\cake\libs\model\datasources\dbo_source.php,
> line 2019
> DboSource::generateAssociationQuery() - CORE\cake\libs\model
> \datasources\dbo_source.php, line 1217
> DboSource::read() - CORE\cake\libs\model\datasources\dbo_source.php,
> line 811
> Model::find() - CORE\cake\libs\model\model.php, line 2093
> Model::read() - CORE\cake\libs\model\model.php, line 1128
> InternosController::view() - APP\controllers\internos_controller.php,
> line 13
> Dispatcher::_invoke() - CORE\cake\dispatcher.php, line 204
> Dispatcher::dispatch() - CORE\cake\dispatcher.php, line 171
> [main] - APP\webroot\index.php, line 83
>
> Line 13 of my controller is:
> $this->set('interno', $this->Interno->read(null, $id));
>
> This is the view method:
> function view($id = null) {
> if (!empty($id)) {
> $this->set('interno', $this->Interno->read(null, $id)); //
> line 13
> $internacoes = $this->Interno->data['Internacoes'];
>
> $data_in = new DateTime($internacoes[0]['data_entrada']);
> if (empty($internacoes[0]['data_saida'])) {
> $data_out = new DateTime;
> } else {
> $data_out = new DateTime($internacoes[0]
> ['data_saida']);
> }
> $duracao = $data_in->diff($data_out);
>
> $this->set('duracao', $duracao);
>
> } else {
> $this->redirect(array('action' => 'index'));
> }
> }
>
> This is my model:
> class Interno extends AppModel {
> var $name = 'Interno';
>
> var $helpers = array('Time');
> var $validate = array(
> 'nome' => array('rule' => 'notEmpty'));
> var $hasMany = array(
> 'Internacoes' => array(
> 'className' => 'Internacao',
> 'order' => 'Internacoes.created DESC'),
> 'Visitas' => array(
> 'className' => 'Visita',
> 'order' => 'Visitas.data DESC'),
> 'Enderecos' => array('className' => 'Endereco'));
>
> var $hasAndBelongsToMany = array(
> 'Contato' => array (
> 'className' => 'Contato',
> 'joinTable' => 'contatos_internos',
> 'foreignKey' => 'interno_id',
> 'associationForeignKey' => 'contato_id'));
> }
>
> My suspicions are on the DateTime and date_diff usage, because when I
> take that part of the code off, it works smoothly with no warnings.
>
> Any ideas of what could be going on here?
Are you sure that line 13 is not this one?
$data_in = new DateTime($internacoes[0]['data_entrada']);
That [0] looks odd to me. Try this:
$this->set('interno', $this->Interno->read(null, $id));
die(debug($this->Interno->data));
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