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class emfield_handler_field_status in Embedded Media Field 6.3

Same name and namespace in other branches
  1. 6.2 includes/views/handlers/emfield_handler_field_status.inc \emfield_handler_field_status

@file Field handler for emfield providers.

An extended subclass for field handling that adds multiple field grouping.

Fields that want multiple value grouping options in addition to basic field and formatter handling can extend this class.

Hierarchy

Expanded class hierarchy of emfield_handler_field_status

2 string references to 'emfield_handler_field_status'
_emfield_emfield_field_settings in ./emfield.cck.inc
_emfield_emfield_field_settings in deprecated/emfield-deprecated.cck.inc

File

includes/views/handlers/emfield_handler_field_status.inc, line 12
Field handler for emfield providers.

View source
class emfield_handler_field_status extends content_handler_field_multiple {

  /**
   * Provide 'group multiple values' option.
   */
  function options_form(&$form, &$form_state) {
    parent::options_form($form, $form_state);
    $form['format']['#options'] = array(
      'status' => t('Status'),
    );
  }
  function render_provider($values) {

    // We're down to a single node here, so we can retrieve the actual field
    // definition for the node type being considered.
    $field = content_fields($this->content_field['field_name'], $values->{$this->aliases['type']});
    $options = $this->options;
    $db_info = content_database_info($field);

    // Build a pseudo-node from the retrieved values.
    $node = drupal_clone($values);
    $node->type = $values->{$this->aliases['type']};
    $node->nid = $values->{$this->aliases['nid']};
    $node->vid = $values->{$this->aliases['vid']};

    // Some formatters need to behave differently depending on the build_mode
    // (for instance: preview), so we provide one.
    $node->build_mode = NODE_BUILD_NORMAL;
    $item = array();
    foreach ($db_info['columns'] as $column => $attributes) {
      $item[$column] = $values->{$this->aliases[$attributes['column']]};
    }
    $item['#delta'] = $field['multiple'] ? $values->{$this->aliases['delta']} : 0;

    // Render items.
    $output = theme('emfield_handler_field_status', $item, $field, $node, $values, $options['format']);
    return $this
      ->render_link($output, $values);
  }
  function render($values) {

    // If this is not a grouped field, use content_handler_field::render().
    if (!$this->defer_query) {
      return $this
        ->render_provider($values);
    }

    // We're down to a single node here, so we can retrieve the actual field
    // definition for the node type being considered.
    $field = content_fields($this->content_field['field_name'], $values->{$this->aliases['type']});
    $options = $this->options;
    $vid = $values->{$this->field_alias};
    if (isset($this->field_values[$vid])) {

      // Gather items, respecting the 'Display n values starting from m' settings.
      $count_skipped = 0;
      $items = array();
      foreach ($this->field_values[$vid] as $item) {
        if (empty($options['multiple']['multiple_from']) || $count_skipped >= $options['multiple']['multiple_from']) {
          if (empty($options['multiple']['multiple_number']) || count($items) < $options['multiple']['multiple_number']) {

            // Grab the nid - needed for render_link().
            $nid = $item['_nid'];
            unset($item['_nid']);
            $items[] = $item;
          }
          else {
            break;
          }
        }
        $count_skipped++;
      }

      // Build a pseudo-node from the retrieved values.
      $node = drupal_clone($values);

      // content_format and formatters will need a 'type'.
      $node->type = $values->{$this->aliases['type']};
      $node->nid = $values->{$this->aliases['nid']};
      $node->vid = $values->{$this->aliases['vid']};

      // Some formatters need to behave differently depending on the build_mode
      // (for instance: preview), so we provide one.
      $node->build_mode = NODE_BUILD_NORMAL;

      // Render items.
      if ($items) {
        $rendered = array();

        // Single-value formatter.
        foreach ($items as $item) {
          $output = theme('emfield_handler_field_status', $item, $field, $node, $values, $options['format']);
          if (!empty($output)) {
            $rendered[] = $this
              ->render_link($output, (object) array(
              'nid' => $nid,
            ));
          }
        }
        if (count($rendered) > 1) {

          // TODO: could we use generic field display ?
          return theme('content_view_multiple_field', $rendered, $field, $values);
        }
        elseif ($rendered) {
          return $rendered[0];
        }
      }
    }
    return '';
  }

}

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