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<?php
namespace Drupal\views;
/**
* Caches exposed forms, as they are heavy to generate.
*
* @see \Drupal\views\Form\ViewsExposedForm
*/
class ExposedFormCache {
/**
* Stores the exposed form data.
*
* @var array
*/
protected $cache = [];
/**
* Save the Views exposed form for later use.
*
* @param string $view_id
* The views ID.
* @param string $display_id
* The current view display name.
* @param array $form_output
* The form structure. Only needed when inserting the value.
*/
public function setForm($view_id, $display_id, array $form_output) {
// Save the form output.
$views_exposed[$view_id][$display_id] = $form_output;
}
/**
* Retrieves the views exposed form from cache.
*
* @param string $view_id
* The views ID.
* @param string $display_id
* The current view display name.
*
* @return array|bool
* The form structure, if any, otherwise FALSE.
*/
public function getForm($view_id, $display_id) {
// Return the form output, if any.
if (empty($this->cache[$view_id][$display_id])) {
return FALSE;
}
else {
return $this->cache[$view_id][$display_id];
}
}
/**
* Rests the form cache.
*/
public function reset() {
$this->cache = [];
}
}