function office_hours_field_widget_form in Office Hours 7

Implements hook_field_widget_form().

Generates a set of time_block form-items. N.B. when changing this function, be aware that it is also used in office_hours_field_settings_form().

File

includes/office_hours.widget.inc, line 36

Implements the office_hours widget.

Code

function office_hours_field_widget_form(&$form, &$form_state, $field, $instance, $langcode, $items, $delta, $element) {
  $widget = array();

  // Get field settings, to make it accessible for each element in other functions.
  $settings = $field['settings'];
  $cardinality = $settings['cardinality'];
  $granularity = $settings['granularity'];

  // Get the day names.
  $daynames = date_week_days(FALSE);

  // Get the valid hours. Date API doesn't provide a straight method for this.
  $hours = _office_hours_field_widget_hours($settings);

  //  $hours = drupal_map_assoc($hours); // $key == $value.
  // Get the valid minutes, using Date API.
  $minutes = date_minutes('i', FALSE, $granularity);
  $minutes = drupal_map_assoc($minutes);

  // Add the hours/minutes to the field settings, for best performance.
  $settings['#hours'] = $hours;
  $settings['#minutes'] = $minutes;
  switch ($instance['widget']['type']) {
    case 'office_hours':

      // Create full widget with 7 days: an indexed two level array of time blocks.
      // First level are day numbers. Second level contains field values arranged by daydelta.
      $indexed_days = array_fill_keys(array(
        0,
        1,
        2,
        3,
        4,
        5,
        6,
      ), array());
      foreach ($items as $index => $item) {
        $indexed_days[(int) $item['day']][] = $item;
      }
      $items = $indexed_days;

      // Build elements, sorted by first_day_of_week.
      $elements = array();
      $days = _office_hours_week_days_ordered(range(0, 6), $settings['date_first_day']);
      foreach ($days as $index => $day) {

        // todo: theme_function clears values above cardinality. move it here.
        for ($daydelta = 0; $daydelta < max(2, $cardinality); $daydelta++) {
          $element['#type'] = 'office_hours_block';
          $element['#default_value'] = isset($items[$day][$daydelta]['starthours']) ? $items[$day][$daydelta] : NULL;
          $element['#day'] = $day;
          $element['#daydelta'] = $daydelta;
          $element['#dayname'] = $daynames[$day];
          $element['#field_settings'] = $settings;
          $elements[] = $element;
        }
      }

      // Build multi element widget.
      $widget = array(
        '#theme' => 'office_hours_week',
        '#field_name' => $field['field_name'],
        '#title' => check_plain($instance['label']),
        '#required' => $instance['required'],
        '#description' => field_filter_xss($instance['description']),
      ) + $elements;
      break;
    case 'office_hours_dynamic_widget':

      // Create small widget with 'add another' functionality.
      // N.B. Some duplicate code is introduced: @see _office_hours_block_process()
      $widget = $element;
      $widget['#delta'] = $delta;
      $widget['day'] = array(
        '#type' => 'select',
        '#title' => t('Day'),
        '#default_value' => isset($items[$delta]['day']) ? $items[$delta]['day'] : NULL,
        '#options' => $daynames,
      );
      $widget['starthours'] = array(
        '#type' => 'office_hours_select',
        // Using capitals enables automatic translation. mb_strtolower also converts 'À' to 'à'.
        //        '#prefix' => mb_strtolower( t('From', array('context' => 'office_hours')) ) . ' ',
        '#default_value' => isset($items[$delta]['starthours']) ? $items[$delta]['starthours'] : NULL,
        '#field_settings' => $settings,
      );
      $widget['endhours'] = array(
        '#type' => 'office_hours_select',
        // Using capitals enables automatic translation. mb_strtolower also converts 'À' to 'à'.
        '#prefix' => t("@from to @to", array(
          '@from' => '',
          '@to' => '',
        )),
        '#default_value' => isset($items[$delta]['endhours']) ? $items[$delta]['endhours'] : NULL,
        '#field_settings' => $settings,
      );
      break;
  }
  return $widget;
}