/**
* Renders a template fragment within a variable scope distinct from the
* calling View object.
*
* If no arguments are provided, returns object instance.
*
* @param string $name Name of view script
* @param string|array $module If $model is empty, and $module is an array,
* these are the variables to populate in the
* view. Otherwise, the module in which the
* partial resides
* @param array $model Variables to populate in the view
* @return string
*/
public function direct($name = null, $module = null, $model = null)
{
if (0 == func_num_args()) {
return $this;
}
if (null === $model && null !== $module) {
$model = $module;
$module = null;
}
if (!is_array($model) && !$model instanceof \Traversable && (is_object($model) && !method_exists($model, 'toArray'))) {
$e = new Partial\Exception('PartialLoop helper requires iterable data');
$e->setView($this->view);
throw $e;
}
if (is_object($model) && !$model instanceof \Traversable && method_exists($model, 'toArray')) {
$model = $model->toArray();
}
$content = '';
// reset the counter if it's call again
$this->partialCounter = 0;
foreach ($model as $item) {
// increment the counter variable
$this->partialCounter++;
$content .= parent::direct($name, $module, $item);
}
return $content;
}
