function image_field_settings_form

Implements hook_field_settings_form().

File

modules/image/image.field.inc, line 39

Code

function image_field_settings_form($field, $instance) {
    $defaults = field_info_field_settings($field['type']);
    $settings = array_merge($defaults, $field['settings']);
    $scheme_options = array();
    foreach (file_get_stream_wrappers(STREAM_WRAPPERS_WRITE_VISIBLE) as $scheme => $stream_wrapper) {
        $scheme_options[$scheme] = $stream_wrapper['name'];
    }
    $form['uri_scheme'] = array(
        '#type' => 'radios',
        '#title' => t('Upload destination'),
        '#options' => $scheme_options,
        '#default_value' => $settings['uri_scheme'],
        '#description' => t('Select where the final files should be stored. Private file storage has significantly more overhead than public files, but allows restricted access to files within this field.'),
    );
    // When the user sets the scheme on the UI, even for the first time, it's
    // updating a field because fields are created on the "Manage fields"
    // page. So image_field_update_field() can handle this change.
    $form['default_image'] = array(
        '#title' => t('Default image'),
        '#type' => 'managed_file',
        '#description' => t('If no image is uploaded, this image will be shown on display.'),
        '#default_value' => $field['settings']['default_image'],
        '#upload_location' => $settings['uri_scheme'] . '://default_images/',
    );
    return $form;
}