function addtocalendar_preprocess_field in Add To Calendar Button (AddEvent.com) 7

Same name and namespace in other branches

1. 8 addtocalendar.module \addtocalendar_preprocess_field()
2. 8.2 addtocalendar.module \addtocalendar_preprocess_field()
3. 8.3 addtocalendar.module \addtocalendar_preprocess_field()
4. 7.2 addtocalendar.module \addtocalendar_preprocess_field()

Implements hook_preprocess_field().

File

./addtocalendar.module, line 172

Code

function addtocalendar_preprocess_field(&$variables) {

  // Provide an extra variable to the field template when the field uses
  // a formatter of type 'foo_formatter'.
  if ($variables['element']['#formatter'] == 'date_default') {
    $entity_type = $variables['element']['#entity_type'];
    $field_name = $variables['element']['#field_name'];
    $bundle = $variables['element']['#bundle'];
    $view_mode = $variables['element']['#view_mode'];
    $entity = $variables['element']['#object'];
    $formatter_settings = field_formatter_settings_get_instance_display_settings($entity_type, $field_name, $bundle, $view_mode);

    // Make the setting available in the field template.
    $variables['addtocalendar_settings'] = $formatter_settings['addtocalendar_settings'];
    if (!empty($variables['addtocalendar_settings'])) {
      $build['addtocalendar'] = array();
      $settings = $variables['addtocalendar_settings'];
      if ($formatter_settings['addtocalendar_show']) {
        $timeZone = date_default_timezone_get();
        $date = date('m/d/Y h:ia', strtotime($entity->{$field_name}['und'][0]['value']));
        $build['addtocalendar']['atc_date_start'] = array(
          '#type' => 'html_tag',
          '#tag' => 'var',
          '#value' => $date,
          '#attributes' => array(
            'class' => 'atc_date_start',
          ),
        );
        $info = array(
          'atc_date_end',
          'atc_title',
          'atc_description',
          'atc_location',
          'atc_organizer',
          'atc_organizer_email',
        );
        foreach ($info as $value) {
          switch ($settings[$value]['field']) {
            case 'token':
              $class_value = $settings[$value]['tokenized'];
              break;
            case 'title':
              $class_value = entity_label($entity_type, $entity);
              break;
            default:
              $field = $settings[$value]['field'];
              $field_data = field_get_items($entity_type, $entity, $field);
              $class_value = $field_data[0]['value'];
              break;
          }
          $build['addtocalendar'][$value] = array(
            '#type' => 'html_tag',
            '#tag' => 'var',
            '#value' => $class_value,
            '#attributes' => array(
              'class' => $value,
            ),
          );
        }

        // Assign end date the value of start date if no date is present.
        $build['addtocalendar']['atc_date_end']['#value'] = !empty($build['addtocalendar']['atc_date_end']['#value']) ? $date = date('m/d/Y g:ia', strtotime($build['addtocalendar']['atc_date_end']['#value'])) : $date;
        $build['addtocalendar']['atc_timezone'] = array(
          '#type' => 'html_tag',
          '#tag' => 'var',
          '#value' => $timeZone,
          '#attributes' => array(
            'class' => 'atc_timezone',
          ),
        );
        $build['addtocalendar']['atc_privacy'] = array(
          '#type' => 'html_tag',
          '#tag' => 'var',
          '#value' => $settings['atc_privacy'],
          '#attributes' => array(
            'class' => 'atc_privacy',
          ),
        );
        $build['addtocalendar'] = array(
          '#type' => 'html_tag',
          '#tag' => 'span',
          '#value' => '<var class="atc_event">' . render($build['addtocalendar']) . '</var>',
          '#attributes' => array(
            'class' => array(
              'addtocalendar',
            ),
          ),
        );
        if ($settings['data_calendars']) {
          $value = '';
          foreach ($settings['data_calendars'] as $key => $set) {
            if ($set) {
              $value .= $key . ', ';
            }
          }
          if ($value) {
            $build['addtocalendar']['#attributes']['data-calendars'] = $value;
          }
        }
        $build['addtocalendar']['#attributes']['data-secure'] = $settings['data_secure'];

        // Styling.
        switch ($settings['style']) {
          case 'blue':
            $style['class'] = 'atc-style-blue';
            drupal_add_js('//addtocalendar.com/atc/1.5/atc.min.js', 'external');
            drupal_add_css('//addtocalendar.com/atc/1.5/atc-style-blue.css', 'external');
            break;
          case 'glow_orange':
            $style['class'] = 'atc-style-glow-orange';
            drupal_add_js('//addtocalendar.com/atc/1.5/atc.min.js', 'external');
            drupal_add_css('//addtocalendar.com/atc/1.5/atc-style-glow-orange.css', 'external');
            break;
          default:
            drupal_add_js('//addtocalendar.com/atc/1.5/atc.min.js', 'external');
            drupal_add_css('//addtocalendar.com/atc/1.5/atc-base.css', 'external');
            break;
        }
        if (!empty($style)) {
          $build['addtocalendar']['#attributes']['class'][] = $style['class'];
        }
      }
      $variables['items'][0]['#markup'] .= render($build['addtocalendar']);
      $variables['#attached']['library'][] = drupal_add_css('//addtocalendar.com/atc/1.5/atc-base.css', 'external');
    }
  }
}