function template_preprocess_views_view_fullcalendar in Fullcalendar View 8
Same name and namespace in other branches
- 8.3 fullcalendar_view.theme.inc \template_preprocess_views_view_fullcalendar()
- 8.2 fullcalendar_view.theme.inc \template_preprocess_views_view_fullcalendar()
- 6.x fullcalendar_view.theme.inc \template_preprocess_views_view_fullcalendar()
- 5.x fullcalendar_view.theme.inc \template_preprocess_views_view_fullcalendar()
Implement fullcalendar view theme preprocess function.
Parameters
array $variables: Template variables.
File
- ./
fullcalendar_view.theme.inc, line 16 - Theme for Full Calendar views.
Code
function template_preprocess_views_view_fullcalendar(array &$variables) {
// Load the fullcalendar js library.
$variables['#attached']['library'][] = 'fullcalendar_view/fullcalendar';
$view = $variables['view'];
$style = $view->style_plugin;
$options = $style->options;
$fields = $view->field;
// Update options for twig.
$variables['options'] = $options;
// Field machine name of start date.
$start_field = $options['start'];
// Start date field is critical.
if (empty($start_field)) {
return;
}
// Field machine name of end date.
$end_field = $options['end'];
// Field machine name of taxonomy field.
$tax_field = $options['tax_field'];
// Default date of the calendar.
$default_date = $options['defaultDate'];
// New event content type.
$event_content_type = $options['content_type'];
// Color for content types.
$color_content = $options['color_contents'];
// Color for taxonomies.
$color_tax = $options['color_taxonomies'];
// Date fields.
$start_field_option = $fields[$start_field]->options;
$end_field_option = empty($end_field) ? NULL : $fields[$end_field]->options;
// Custom timezone or user timezone.
$timezone = !empty($start_field_option['settings']['timezone_override']) ? $start_field_option['settings']['timezone_override'] : drupal_get_user_timezone();
// Open a new window for details of an event.
$link_to_entity = $fields['title']->options['settings']['link_to_entity'];
// Right side buttons.
$right_buttons = 'month';
foreach ($options['right_buttons'] as $key => $value) {
if ($value !== 0) {
$right_buttons .= ',' . $key;
}
}
$entries = [];
if (!empty($start_field)) {
// Timezone conversion service.
$timezone_service = \Drupal::service('fullcalendar_view.timezone_conversion_service');
// Save view results into entries array.
foreach ($view->result as $row) {
// Days of a week for a recurring event.
$dow = NULL;
// Days of a month for a recurring event.
$dom = NULL;
$monthly = NULL;
$weekly = NULL;
// Recurring range.
$range = NULL;
// Result entity of current row.
$current_entity = $row->_entity;
// Start field is vital, if it doesn't exist then ignore this entity.
if (!$current_entity
->hasField($start_field)) {
continue;
}
// Monthly recurring.
if ($current_entity
->hasField('field_monthly_event')) {
$monthly = $current_entity
->get('field_monthly_event')
->getValue();
}
// If the monthly recurring is set, the weekly recurring will be ignored.
if (!empty($monthly)) {
$dom = [];
foreach ($monthly as $day) {
if (!empty($day['value'])) {
$dom[] = $day['value'];
}
}
}
elseif ($current_entity
->hasField('field_weekly_event')) {
$weekly = $current_entity
->get('field_weekly_event')
->getValue();
}
if (!empty($weekly)) {
$dow = [];
foreach ($weekly as $day) {
if (!empty($day['value'])) {
$dow[] = $day['value'];
}
}
if (!empty($dow)) {
$dow = '[' . implode(',', $dow) . ']';
}
}
// Entity id.
$entity_id = $current_entity
->id();
// Entity bundle type.
$entity_bundle = $current_entity
->bundle();
// Background color based on taxonomy field.
if (!empty($tax_field) && $current_entity
->hasField($tax_field)) {
// Event type.
$event_type = $current_entity
->get($tax_field)->target_id;
}
// Calendar event start date.
$start_date = $current_entity
->get($start_field)
->getValue();
// Calendar event end date.
$end_date = empty($end_field) || !$current_entity
->hasField($end_field) ? '' : $current_entity
->get($end_field)
->getValue();
// Event title.
$title = $current_entity
->label();
$entry = [
'title' => $title,
'id' => $entity_id,
'url' => $current_entity
->toUrl()
->toString(),
];
if (!empty($start_date)) {
// There might be more than one value for a field,
// but we only need the first one and ignore others.
$start_date = reset($start_date)['value'];
// Examine the field type.
if ($start_field_option['type'] === 'timestamp') {
$start_date = intval($start_date);
$start_date = date(DATE_ATOM, $start_date);
}
elseif (strpos($start_field_option['type'], 'datetime') === FALSE) {
// This field is not a valid date time field.
continue;
}
// A user who doesn't have the permission can't edit an event.
if (!$current_entity
->access('update')) {
$entry['editable'] = FALSE;
}
$all_day = strlen($start_date) < 11 ? TRUE : FALSE;
if ($all_day) {
// By default, Drupal store date time date in UTC timezone.
// So we need to convert it into user timezone.
$start = $timezone_service
->utcToLocal($start_date, $timezone, 'Y-m-d');
// Recurring event.
if (!empty($dow) || !empty($dom)) {
if (empty($options['business_start'])) {
$business_start = new DrupalDateTime('2018-02-24T08:00:00');
}
else {
$business_start = new DrupalDateTime($options['business_start']);
}
$entry['start'] = $business_start
->format('H:i');
$range['start'] = $start;
}
else {
$entry['start'] = $start;
}
}
else {
// Recurring event.
if (!empty($dow) || !empty($dom)) {
$format = 'H:i';
$range['start'] = $timezone_service
->utcToLocal($start_date, $timezone, 'Y-m-d');
}
else {
$format = DATE_ATOM;
}
// By default, Drupal store date time date in UTC timezone.
// So we need to convert it into user timezone.
$entry['start'] = $timezone_service
->utcToLocal($start_date, $timezone, $format);
}
}
else {
continue;
}
// Cope with end date in the same way as start date above.
if (!empty($end_date)) {
$end_date = reset($end_date)['value'];
if ($end_field_option['type'] === 'timestamp') {
$end_date = intval($end_date);
$end_date = date(DATE_ATOM, $end_date);
}
elseif (strpos($end_field_option['type'], 'datetime') === FALSE) {
// This field is not a valid date time field.
$end_date = '';
}
if (!empty($end_date)) {
$all_day = strlen($end_date) < 11 ? TRUE : FALSE;
if ($all_day) {
// As designed, the end date is inclusive for all day event,
// which is not what we want. So we need one day offset.
$end = $timezone_service
->utcToLocal($end_date, $timezone, 'Y-m-d', '+1 day');
// Recurring event.
if (!empty($dow) || !empty($dom)) {
if (!empty($options['business_end'])) {
$business_end = new DrupalDateTime($options['business_end']);
}
else {
$business_end = new DrupalDateTime('2018-02-24T18:00:00');
}
$entry['end'] = $business_end
->format('H:i');
$range['end'] = $end;
}
else {
$entry['end'] = $end;
}
}
else {
// Recurring event.
if (!empty($dow) || !empty($dom)) {
$format = 'H:i';
$range['end'] = $timezone_service
->utcToLocal($end_date, $timezone, 'Y-m-d', '+1 day');
}
else {
$format = DATE_ATOM;
}
$entry['end'] = $timezone_service
->utcToLocal($end_date, $timezone, $format);
}
}
}
else {
// Without end date field, this event can't be resized.
$entry['durationEditable'] = FALSE;
}
// Set the color for this event.
if (isset($event_type) && isset($color_tax[$event_type])) {
$entry['backgroundColor'] = $color_tax[$event_type];
}
elseif (isset($color_content[$entity_bundle])) {
$entry['backgroundColor'] = $color_content[$entity_bundle];
}
if (!empty($dom)) {
$entry['dom'] = $dom;
$entry['ranges'] = [
$range,
];
// Recurring event is not editable.
$entry['editable'] = FALSE;
}
elseif (!empty($dow)) {
$entry['dow'] = $dow;
$entry['ranges'] = [
$range,
];
// Recurring event is not editable.
$entry['editable'] = FALSE;
}
$entries[] = $entry;
}
// Pass data to js file.
$variables['#attached']['drupalSettings'] = [
'fullCalendarView' => $entries,
'defaultDate' => empty($default_date) ? date('Y-m-d') : $default_date,
'linkToEntity' => $link_to_entity,
'eventContentType' => $event_content_type,
'startField' => $start_field,
'endField' => $end_field,
'rightButtons' => $right_buttons,
];
}
}