/**
* Test that notify_step_change clears the cache.
*/
public function test_notify_step_change()
{
global $DB;
$this->resetAfterTest();
$tour = $this->helper_create_tour();
$this->helper_create_step((object) ['tourid' => $tour->get_id()]);
// Only one read for the first call.
$startreads = $DB->perf_get_reads();
$matches = \tool_usertours\cache::get_stepdata($tour->get_id());
$this->assertEquals(1, $DB->perf_get_reads() - $startreads);
// No subsequent reads for any further calls.
$matches = \tool_usertours\cache::get_stepdata($tour->get_id());
$this->assertEquals(1, $DB->perf_get_reads() - $startreads);
// Reset.
\tool_usertours\cache::notify_step_change($tour->get_id());
// An additional DB read now.
$startreads = $DB->perf_get_reads();
$matches = \tool_usertours\cache::get_stepdata($tour->get_id());
$this->assertEquals(1, $DB->perf_get_reads() - $startreads);
}
/**
* Get the first tour matching the specified URL.
*
* @param moodle_url $pageurl The URL to match.
* @return tour
*/
public static function get_matching_tours(\moodle_url $pageurl)
{
global $PAGE;
$tours = cache::get_matching_tourdata($pageurl);
foreach ($tours as $record) {
$tour = tour::load_from_record($record);
if ($tour->is_enabled() && $tour->matches_all_filters($PAGE->context)) {
return $tour;
}
}
return null;
}