/**
* {@inheritdoc}
*/
public function getConfig()
{
// Initialize empty configuration.
$config = ['psr-0' => [], 'psr-4' => [], 'class-location' => []];
// Find the tokenized paths.
$psrs = array('psr-0' => $this->classLoader->getPrefixes(), 'psr-4' => $this->classLoader->getPrefixesPsr4());
// Get all the PSR-0 and PSR-0 and detect the ones that have Drupal tokens.
foreach ($psrs as $psr_type => $namespaces) {
$namespaces = $namespaces ?: [];
foreach ($namespaces as $prefix => $paths) {
$token_paths = array();
if (!is_array($paths)) {
$paths = array($paths);
}
foreach ($paths as $path) {
$token_resolver = $this->tokenFactory->factory($path);
if (!$token_resolver->hasToken()) {
continue;
}
$path = $token_resolver->trimPath();
$token_paths[] = $path;
}
// If there were paths, add them to the config.
if (!empty($token_paths)) {
$config[$psr_type][$prefix] = $token_paths;
}
}
}
// Get the drupal path configuration.
$composer_config = json_decode(file_get_contents(static::COMPOSER_CONFIGURATION_NAME));
$config['class-location'] = array();
if (isset($composer_config->autoload->{'class-location'})) {
$config['class-location'] = array_merge($config['class-location'], (array) $composer_config->autoload->{'class-location'});
}
if (isset($composer_config->{'autoload-dev'}->{'class-location'})) {
$config['class-location'] = array_merge($config['class-location'], (array) $composer_config->{'autoload-dev'}->{'class-location'});
}
return $config;
}
/**
* {@inheritdoc}
*/
public function registerPsr(\Composer\Autoload\ClassLoader $loader)
{
// Composer's autoloader uses a different method to add each PSR partial
// namespace.
$psrs = array('psr-0' => 'add', 'psr-4' => 'addPsr4');
foreach ($psrs as $psr => $loader_method) {
// The $psrClassMap contains an array for psr-0 and an array for psr-4.
// Each one of those contains an array where the keys are the partial
// namespace, and the value is an array of tokenized paths where those
// partial namespaces can be found.
// Ex:
// [
// 'psr-0' => [
// [ 'Drupal\\plug\\' => ['DRUPAL_CONTRIB<plug>/lib', …] ],
// ],
// ]
foreach ($this->psrClassMap[$psr] as $partial_namespace => $tokenized_paths) {
if (!is_array($tokenized_paths)) {
// If a string was passed, then convert it to an array for
// consistency.
$tokenized_paths = array($tokenized_paths);
}
foreach ($tokenized_paths as $tokenized_path) {
try {
// Find the real path for the tokenized one.
$resolver = $this->tokenResolverFactory->factory($tokenized_path);
$finder = $resolver->resolve();
// Get the real path of the prefix.
$real_path = $finder->find($this->seed);
$loader->{$loader_method}($partial_namespace, $real_path);
} catch (ClassLoaderException $e) {
}
}
}
}
}