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<?php
namespace Drupal\oembed_providers\OEmbed;
use Drupal\Component\Datetime\TimeInterface;
use Drupal\Component\Serialization\Json;
use Drupal\Core\Cache\CacheBackendInterface;
use Drupal\Core\Cache\UseCacheBackendTrait;
use Drupal\Core\Config\ConfigFactoryInterface;
use Drupal\Core\Entity\EntityTypeManagerInterface;
use Drupal\Core\Extension\ModuleHandlerInterface;
use Drupal\media\OEmbed\Provider;
use Drupal\media\OEmbed\ProviderException;
use Drupal\media\OEmbed\ProviderRepositoryInterface;
use Drupal\oembed_providers\Entity\OembedProvider;
use GuzzleHttp\ClientInterface;
use GuzzleHttp\Exception\RequestException;
final class ProviderRepositoryDecorator implements ProviderRepositoryInterface {
use UseCacheBackendTrait;
protected $decorated;
protected $oembedProviderStorage;
protected $maxAge;
protected $httpClient;
protected $providersUrl;
protected $externalFetch;
protected $time;
protected $moduleHandler;
public function __construct(ProviderRepositoryInterface $decorated, EntityTypeManagerInterface $entity_type_manager, ClientInterface $http_client, ConfigFactoryInterface $config_factory, TimeInterface $time, CacheBackendInterface $cache_backend = NULL, ModuleHandlerInterface $module_handler, $max_age = 604800) {
$this->decorated = $decorated;
$this->oembedProviderStorage = $entity_type_manager
->getStorage('oembed_provider');
$this->httpClient = $http_client;
$this->providersUrl = $config_factory
->get('media.settings')
->get('oembed_providers_url');
$this->externalFetch = $config_factory
->get('oembed_providers.settings')
->get('external_fetch');
$this->time = $time;
$this->cacheBackend = $cache_backend;
$this->moduleHandler = $module_handler;
$this->maxAge = (int) $max_age;
}
public function getAll() {
$cache_id = 'oembed_providers:oembed_providers';
$cached = $this
->cacheGet($cache_id);
if ($cached) {
return $cached->data;
}
$custom_providers = $this
->getCustomProviders();
if ($this->externalFetch) {
try {
$response = $this->httpClient
->request('GET', $this->providersUrl);
} catch (RequestException $e) {
throw new ProviderException("Could not retrieve the oEmbed provider database from {$this->providersUrl}", NULL, $e);
}
$providers = Json::decode((string) $response
->getBody());
if (!is_array($providers) || empty($providers)) {
throw new ProviderException('Remote oEmbed providers database returned invalid or empty list.');
}
$providers = array_merge($custom_providers, $providers);
}
else {
$providers = $custom_providers;
}
usort($providers, function ($a, $b) {
return strcasecmp($a['provider_name'], $b['provider_name']);
});
$this->moduleHandler
->alter('oembed_providers', $providers);
$keyed_providers = [];
foreach ($providers as $provider) {
try {
$name = (string) $provider['provider_name'];
$keyed_providers[$name] = new Provider($provider['provider_name'], $provider['provider_url'], $provider['endpoints']);
} catch (ProviderException $e) {
}
}
$this
->cacheSet($cache_id, $keyed_providers, $this->time
->getCurrentTime() + $this->maxAge);
return $keyed_providers;
}
public function get($provider_name) {
$providers = $this
->getAll();
if (!isset($providers[$provider_name])) {
throw new \InvalidArgumentException("Unknown provider '{$provider_name}'");
}
return $providers[$provider_name];
}
public function getCustomProviders() {
return array_map(function (OembedProvider $custom_provider) {
$endpoints = array_map(function (array $endpointData) {
$endpoint = [
'schemes' => $endpointData['schemes'],
'url' => $endpointData['url'],
'formats' => array_keys(array_filter($endpointData['formats'])),
];
if ($endpointData['discovery']) {
$endpoint['discovery'] = $endpointData['discovery'];
}
return $endpoint;
}, $custom_provider
->get('endpoints'));
return [
'provider_name' => $custom_provider
->get('label'),
'provider_url' => $custom_provider
->get('provider_url'),
'endpoints' => $endpoints,
];
}, $this->oembedProviderStorage
->loadMultiple());
}
}