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<?php |
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namespace Drupal\embed\Form; |
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use Drupal\Core\Config\ConfigFactoryInterface; |
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use Symfony\Component\DependencyInjection\ContainerInterface; |
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use Drupal\Core\Form\ConfigFormBase; |
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use Drupal\Core\Form\FormStateInterface; |
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use Drupal\Core\StreamWrapper\StreamWrapperInterface; |
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use Drupal\Core\StreamWrapper\StreamWrapperManagerInterface; |
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/** |
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* Configure embed settings for this site. |
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*/ |
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class EmbedSettingsForm extends ConfigFormBase { |
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/** |
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* The stream wrapper manager. |
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* |
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* @var \Drupal\Core\StreamWrapper\StreamWrapperManagerInterface |
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*/ |
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protected $streamWrapperManager; |
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/** |
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* Constructs a EmbedSettingsForm object. |
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* |
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* @param \Drupal\Core\Config\ConfigFactoryInterface $config_factory |
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* The factory for configuration objects. |
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* @param \Drupal\Core\StreamWrapper\StreamWrapperManagerInterface $stream_wrapper_manager |
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* The stream wrapper manager. |
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*/ |
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public function __construct(ConfigFactoryInterface $config_factory, StreamWrapperManagerInterface $stream_wrapper_manager) { |
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parent::__construct($config_factory); |
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$this->streamWrapperManager = $stream_wrapper_manager; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public static function create(ContainerInterface $container) { |
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return new static ( |
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$container->get('config.factory'), |
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$container->get('stream_wrapper_manager') |
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); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function getFormId() { |
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return 'embed_settings'; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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protected function getEditableConfigNames() { |
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return ['embed.settings']; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function buildForm(array $form, FormStateInterface $form_state) { |
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$config = $this->config('embed.settings'); |
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$scheme_options = $this->streamWrapperManager->getNames(StreamWrapperInterface::WRITE_VISIBLE); |
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$form['file_scheme'] = [ |
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'#type' => 'radios', |
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'#title' => $this->t('Upload destination'), |
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'#options' => $scheme_options, |
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'#default_value' => $config->get('file_scheme'), |
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'#description' => $this->t('Select where the uploaded button icon files should be stored.'), |
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]; |
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$form['upload_directory'] = [ |
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'#type' => 'textfield', |
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'#title' => $this->t('File directory'), |
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'#default_value' => $config->get('upload_directory'), |
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'#description' => $this->t('Optional subdirectory within the upload destination where files will be stored. Do not include preceding or trailing slashes.'), |
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'#element_validate' => [[get_class($this), 'validateDirectory']], |
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]; |
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return parent::buildForm($form, $form_state); |
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} |
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/** |
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* Form API callback. |
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* |
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* Removes slashes from the beginning and end of the destination value and |
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* ensures that the file directory path is not included at the beginning of the |
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* value. |
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* |
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* This function is assigned as an #element_validate callback in |
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* fieldSettingsForm(). |
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*/ |
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public static function validateDirectory($element, FormStateInterface $form_state) { |
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// Strip slashes from the beginning and end of $element['file_directory']. |
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$value = trim($element['#value'], '\\/'); |
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$form_state->setValueForElement($element, $value); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function submitForm(array &$form, FormStateInterface $form_state) { |
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$config = $this->config('embed.settings'); |
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$config->set('file_scheme', $form_state->getValue('file_scheme')); |
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$config->set('upload_directory', $form_state->getValue('upload_directory')); |
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$config->save(); |
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parent::submitForm($form, $form_state); |
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} |
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} |
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