/**
* Adds a striped background to the passed event.
*
* @param \Drupal\calendar\CalendarEvent $event
*
* @return string
* A HTML output string.
*/
public function getCalendarStripe($event)
{
if (empty($event->getStripeHexes()) || !count($event->getStripeHexes())) {
return;
}
$output = '';
foreach ($event->getStripeLabels() as $k => $stripe_label) {
if (!empty($event->getStripeHexes()[$k]) && !empty($stripe_label)) {
$output .= '<div style="background-color:' . $event->getStripeHexes()[$k] . ';color:' . $event->getStripeHexes()[$k] . '" class="stripe" title="Key: ' . $event->getStripeLabels()[$k] . '"> </div>' . "\n";
}
}
return $output;
}
/**
* Create a stripe based on a taxonomy term.
*
* @param CalendarEvent $event
*/
function calendarTaxonomyStripe(&$event)
{
$colors = isset($this->options['colors']['calendar_colors_taxonomy']) ? $this->options['colors']['calendar_colors_taxonomy'] : [];
if (empty($colors)) {
return;
}
$entity = $event->getEntity();
$term_field_name = $this->options['colors']['taxonomy_field'];
if ($entity->hasField($term_field_name) && ($terms_for_entity = $entity->get($term_field_name))) {
/** @var EntityReferenceFieldItemListInterface $item */
foreach ($terms_for_entity as $item) {
$tid = $item->getValue()['target_id'];
$term = Term::load($tid);
if (!array_key_exists($tid, $colors) || $colors[$tid] == CALENDAR_EMPTY_STRIPE) {
continue;
}
$event->addStripeLabel($term->name->value);
$event->addStripeHex($colors[$tid]);
}
}
return;
}