function media_field_widget_form in D7 Media 7

Same name and namespace in other branches

1. 7.4 includes/media.fields.inc \media_field_widget_form()
2. 7.2 includes/media.fields.inc \media_field_widget_form()
3. 7.3 includes/media.fields.inc \media_field_widget_form()

Implements hook_field_widget_form().

File

includes/media.fields.inc, line 256

: Provides a "Multimedia asset" field to the fields API

Code

function media_field_widget_form(&$form, &$form_state, $field, $instance, $langcode, $items, $delta, $element) {
  $field_settings = $instance['settings'];
  $widget_settings = $instance['widget']['settings'];

  // @todo The Field API supports automatic serialization / unserialization, so
  //   this should no longer be needed. After verifying with a module that uses
  //   the 'data' column, remove this.
  // @see media_field_widget_value()
  $current_value = array();
  if (isset($items[$delta])) {
    $current_value = $items[$delta];

    // @todo $items[$delta] is sometimes a loaded media entity (an object)
    //   rather than an array. This conflicts with Field API expectations (for
    //   example, it results in fatal errors when previewing a node with a
    //   multi-valued media field), so should be fixed. In the meantime, don't
    //   assume that $current_value is an array.
    if (is_array($current_value) && isset($current_value['data']) && is_string($current_value['data'])) {
      $current_value['data'] = unserialize($current_value['data']);
    }
  }
  $element += array(
    '#type' => 'media',
    // Would like to make this a fieldset, but throws some weird warning about element_children... not sure what it is about yet.
    '#collapsed' => TRUE,
    '#default_value' => $current_value,
    '#required' => $instance['required'],
    '#media_options' => array(
      'global' => array(
        'types' => array_filter($widget_settings['allowed_types']),
        'schemes' => $widget_settings['allowed_schemes'],
        'file_directory' => isset($field_settings['file_directory']) ? $field_settings['file_directory'] : '',
        'file_extensions' => isset($field_settings['file_extensions']) ? $field_settings['file_extensions'] : media_variable_get('file_extensions'),
        'max_filesize' => isset($field_settings['max_filesize']) ? $field_settings['max_filesize'] : 0,
        'uri_scheme' => !empty($field['settings']['uri_scheme']) ? $field['settings']['uri_scheme'] : file_default_scheme(),
      ),
    ),
  );
  if ($field['type'] == 'file') {
    $element['display'] = array(
      '#type' => 'value',
      '#value' => 1,
    );
  }

  // Add image field specific validators.
  if ($field['type'] == 'image') {
    if ($field_settings['min_resolution'] || $field_settings['max_resolution']) {
      $element['#media_options']['global']['min_resolution'] = $field_settings['min_resolution'];
      $element['#media_options']['global']['max_resolution'] = $field_settings['max_resolution'];
    }
  }
  return $element;
}