function template_preprocess_fullcalendar_fields in FullCalendar 6.2

Prepares variables for template file invoked for row type.

File

theme/theme.inc, line 18

Preprocess functions for FullCalendar.

Code

function template_preprocess_fullcalendar_fields(&$vars) {

  // Check if we have field data.
  if (empty($vars['row'])) {
    return;
  }
  $nid = $vars['row']->{$vars['field_alias']};
  if (!is_numeric($nid)) {
    return;
  }
  $node = node_load($nid);
  if (empty($node)) {
    return;
  }

  // Allow resize/drag/drop of an event if user has proper permissions.
  $editable = _fullcalendar_update_access($node);

  // Create a string of class names.
  $classes = module_invoke_all('fullcalendar_classes', $node);
  drupal_alter('fullcalendar_classes', $classes, $node);
  $node->class = implode(' ', array_unique($classes));
  $options = $vars['options']['custom'];

  // Default URL.
  $node->url = 'node/' . $nid;

  // Fetch custom URL if needed.
  if (!empty($options['fc_url'])) {
    $field_name = str_replace('_value', '', $options['fc_url_field']);
    if (is_array($node->{$field_name})) {
      if (isset($node->{$field_name}[0]['value'])) {
        $node->url = ltrim($node->{$field_name}[0]['value'], '/');
      }
    }
    elseif (isset($node->{$field_name})) {
      $node->url = ltrim($node->{$field_name}, '/');
    }
  }

  // Fetch custom title if needed.
  if (!empty($options['fc_title'])) {
    $field_name = str_replace('_value', '', $options['fc_title_field']);
    if (is_array($node->{$field_name})) {
      if (isset($node->{$field_name}[0]['value'])) {
        $node->title = $node->{$field_name}[0]['value'];
      }
    }
    elseif (isset($node->{$field_name})) {
      $node->title = $node->{$field_name};
    }
  }

  // Node is built, add it to the preprocess variables.
  $vars['node'] = $node;

  // Fetch custom dates if needed.
  $date_fields = fullcalendar_date_fields($vars['view']->field);
  if (!empty($vars['options']['custom']['fc_date'])) {
    $date_fields = array_intersect_key($date_fields, $vars['options']['custom']['fc_date_field']);
  }
  $vars['data'] = array();

  // Iterate through all available fields.
  foreach ($date_fields as $field_name => $field) {
    $field_name = str_replace('_value', '', $field_name);
    $field = content_fields($field_name);
    $value = is_array($node->{$field_name}) ? $node->{$field_name} : array(
      $node->{$field_name},
    );
    $field['editable'] = $editable;

    // If this is a repeating date, only print the current one.
    if (isset($field['columns']['rrule']) && count($value) > 1) {
      $field['editable'] = FALSE;
    }
    foreach ($value as $index => $item) {

      // Filter fields without value.
      if (!empty($item) && (!is_array($item) || isset($item['value']))) {
        $vars['data'][] = _fullcalendar_set_display_times($node, $field_name, $field, $item, $index);
      }
    }
  }
}