' . t('About') . '';
$output .= '' . t('Attach an attribution and license info to embedded media') . '
';
return $output;
default:
}
}
/**
* Implements hook_modules_installed().
*
* Add attribution form to media embed forms and view displays.
*/
function media_attribution_modules_installed($modules) {
foreach (['default', 'media_browser'] as $form_variant) {
$form_entity = EntityFormDisplay::load("media.image.$form_variant");
if (!empty($form_entity)) {
$form_entity->setComponent('field_image_attribution',
[
'region' => 'content',
'settings' => [
'title' => 'Paragraph',
'title_plural' => 'Paragraphs',
'edit_mode' => 'open',
'closed_mode' => 'summary',
'autocollapse' => 'none',
'closed_mode_threshold' => 0,
'add_mode' => 'dropdown',
'form_display_mode' => 'default',
'default_paragraph_type' => '',
'features' => [
'duplicate' => 'duplicate',
'collapse_edit_all' => 'collapse_edit_all',
]
],
'type' => 'paragraphs',
])
->save();
}
}
foreach (['default', 'embedded'] as $entity_view_variant) {
$view_entity = EntityViewDisplay::load("media.image.$entity_view_variant");
if (!empty($view_entity)) {
$view_entity->setComponent('field_image_attribution', [
'type' => 'entity_reference_revisions_entity_view',
'label' => 'hidden',
'settings' => ['view_mode' => 'default', 'link' => ''],
])->save();
}
}
// Load default license terms from the module config.
media_attribution_load_default_licenses();
}
/**
* Implementation of hook_preprocess_entity_embed_container().
*
* @param $variables
*/
function media_attribution_preprocess_entity_embed_container(&$variables) {
if ($attributions = $variables['element']['#entity']->get('field_image_attribution')
->referencedEntities()) {
$attribution = $attributions[0];
$author = $attribution->get('field_attribution_author')->getValue()[0];
$source = $attribution->get('field_attribution_source')->getValue()[0];
$license = $attribution->get('field_license')->entity;
$license_link = !empty($license) ? $license->get('field_license_link')->getValue()[0] : FALSE;
$attribution_note = $attribution->get('field_attribution_note')->getValue()[0];
$attribution_text = [
'source' => [
'#type' => 'link',
'#title' => $source['title'],
'#prefix' => "
“",
'#suffix' => "”",
'#url' => Url::fromUri($source['uri']),
],
];
}
if (!empty($author)) {
$attribution_text['author'] = [
'#type' => 'link',
'#title' => $author['title'],
'#prefix' => ' ' . t('by') . ' ',
'#url' => Url::fromUri($author['uri']),
'#suffix' => '. ',
];
}
if (!empty($license_link)) {
$attribution_text['license'] = [
'#type' => 'link',
'#title' => $license_link['title'],
'#prefix' => ' ' . t('is licensec under') . ' ',
'#url' => Url::fromUri($license_link['uri']),
'#suffix' => '.',
];
}
if (!empty($attribution_note)) {
$attribution_text['note'] = [
'#type' => 'markup',
'#markup' => $attribution_note['value'],
'#prefix' => ' ',
];
}
$variables['children'] = [
'first' => [
'#type' => 'markup',
'#markup' => render($variables['children'])
],
$attribution_text
];
}
/**
* Read the list of pre-defined Creative Commons media_attribution_licenses and create corresponding taxonomy terms.
*/
function media_attribution_load_default_licenses() {
$file_path = drupal_get_path('module', 'media_attribution') . '/media_attribution.default.licenses.yml';
$file_contents = file_get_contents($file_path);
$license_data = Yaml::decode($file_contents);
foreach ($license_data as $license_item) {
media_attribution_create_license_term($license_item['title'],$license_item['short_label'], $license_item['icon_file'], $license_item['url']);
}
}
function media_attribution_create_license_term($term_title, $term_short_label, $icon_filename, $license_url) {
$icon_file_uri = drupal_get_path('module', 'media_attribution') . "/images/$icon_filename";
// Just in case the file has already been created.
$icon_files = \Drupal::entityTypeManager()
->getStorage('file')
->loadByProperties(['uri' => $icon_file_uri]);
$icon_file = reset($icon_files);
// if not create a file
if (!$icon_file) {
$icon_file = File::create([
'uri' => $icon_file_uri,
]);
$icon_file->save();
}
$tid = Term::create([
'name' => $term_title,
'vid' => 'media_attribution_licenses',
'field_license_link' => ['title' => $term_short_label, 'uri' => $license_url],
'field_license_icon' => [
'target_id' => $icon_file->id(),
'alt' => $term_title,
'title' => $term_title,
]
])->save();
}