entityManager = $entity_manager;
$this->configStorage = $config_storage;
}
/**
* {@inheritdoc}
*/
public static function create(ContainerInterface $container) {
return new static(
$container->get('entity.manager'),
$container->get('config.storage')
);
}
/**
* {@inheritdoc}
*/
public function getFormId() {
return 'config_single_export_form';
}
/**
* {@inheritdoc}
*/
public function buildForm(array $form, FormStateInterface $form_state, $config_type = NULL, $config_name = NULL) {
foreach ($this->entityManager->getDefinitions() as $entity_type => $definition) {
if ($definition->entityClassImplements(ConfigEntityInterface::class)) {
$this->definitions[$entity_type] = $definition;
}
}
$entity_types = array_map(function (EntityTypeInterface $definition) {
return $definition->getLabel();
}, $this->definitions);
// Sort the entity types by label, then add the simple config to the top.
uasort($entity_types, 'strnatcasecmp');
$config_types = [
'system.simple' => $this->t('Simple configuration'),
] + $entity_types;
$form['config_type'] = [
'#title' => $this->t('Configuration type'),
'#type' => 'select',
'#options' => $config_types,
'#default_value' => $config_type,
'#ajax' => [
'callback' => '::updateConfigurationType',
'wrapper' => 'edit-config-type-wrapper',
],
];
$default_type = $form_state->getValue('config_type', $config_type);
$form['config_name'] = [
'#title' => $this->t('Configuration name'),
'#type' => 'select',
'#options' => $this->findConfiguration($default_type),
'#default_value' => $config_name,
'#prefix' => '',
'#suffix' => '
',
'#ajax' => [
'callback' => '::updateExport',
'wrapper' => 'edit-export-wrapper',
],
];
$form['export'] = [
'#title' => $this->t('Here is your configuration:'),
'#type' => 'textarea',
'#rows' => 24,
'#prefix' => '',
'#suffix' => '
',
];
if ($config_type && $config_name) {
$fake_form_state = (new FormState())->setValues([
'config_type' => $config_type,
'config_name' => $config_name,
]);
$form['export'] = $this->updateExport($form, $fake_form_state);
}
return $form;
}
/**
* Handles switching the configuration type selector.
*/
public function updateConfigurationType($form, FormStateInterface $form_state) {
$form['config_name']['#options'] = $this->findConfiguration($form_state->getValue('config_type'));
return $form['config_name'];
}
/**
* Handles switching the export textarea.
*/
public function updateExport($form, FormStateInterface $form_state) {
// Determine the full config name for the selected config entity.
if ($form_state->getValue('config_type') !== 'system.simple') {
$definition = $this->entityManager->getDefinition($form_state->getValue('config_type'));
$name = $definition->getConfigPrefix() . '.' . $form_state->getValue('config_name');
}
// The config name is used directly for simple configuration.
else {
$name = $form_state->getValue('config_name');
}
// Read the raw data for this config name, encode it, and display it.
$form['export']['#value'] = Yaml::encode($this->configStorage->read($name));
$form['export']['#description'] = $this->t('Filename: %name', ['%name' => $name . '.yml']);
return $form['export'];
}
/**
* Handles switching the configuration type selector.
*/
protected function findConfiguration($config_type) {
$names = [
'' => $this->t('- Select -'),
];
// For a given entity type, load all entities.
if ($config_type && $config_type !== 'system.simple') {
$entity_storage = $this->entityManager->getStorage($config_type);
foreach ($entity_storage->loadMultiple() as $entity) {
$entity_id = $entity->id();
if ($label = $entity->label()) {
$names[$entity_id] = new TranslatableMarkup('@label (@id)', ['@label' => $label, '@id' => $entity_id]);
}
else {
$names[$entity_id] = $entity_id;
}
}
}
// Handle simple configuration.
else {
// Gather the config entity prefixes.
$config_prefixes = array_map(function (EntityTypeInterface $definition) {
return $definition->getConfigPrefix() . '.';
}, $this->definitions);
// Find all config, and then filter our anything matching a config prefix.
$names = $this->configStorage->listAll();
$names = array_combine($names, $names);
foreach ($names as $config_name) {
foreach ($config_prefixes as $config_prefix) {
if (strpos($config_name, $config_prefix) === 0) {
unset($names[$config_name]);
}
}
}
}
return $names;
}
/**
* {@inheritdoc}
*/
public function submitForm(array &$form, FormStateInterface $form_state) {
// Nothing to submit.
}
}