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<?php
final class BridgeFactory
{
private CacheInterface $cache;
private Logger $logger;
private array $bridgeClassNames = [];
private array $enabledBridges = [];
private array $missingEnabledBridges = [];
public function __construct(
CacheInterface $cache,
Logger $logger
) {
$this->cache = $cache;
$this->logger = $logger;
// Create all possible bridge class names from fs
foreach (scandir(__DIR__ . '/../bridges/') as $file) {
if (preg_match('/^([^.]+Bridge)\.php$/U', $file, $m)) {
$this->bridgeClassNames[] = $m[1];
}
}
$enabledBridges = Configuration::getConfig('system', 'enabled_bridges');
if ($enabledBridges === null) {
throw new \Exception('No bridges are enabled...');
}
foreach ($enabledBridges as $enabledBridge) {
if ($enabledBridge === '*') {
$this->enabledBridges = $this->bridgeClassNames;
break;
}
$bridgeClassName = $this->createBridgeClassName($enabledBridge);
if ($bridgeClassName) {
$this->enabledBridges[] = $bridgeClassName;
} else {
$this->missingEnabledBridges[] = $enabledBridge;
$this->logger->info(sprintf('Bridge not found: %s', $enabledBridge));
}
}
}
public function create(string $name): BridgeAbstract
{
return new $name($this->cache, $this->logger);
}
public function isEnabled(string $bridgeName): bool
{
return in_array($bridgeName, $this->enabledBridges);
}
public function createBridgeClassName(string $bridgeName): ?string
{
$name = self::normalizeBridgeName($bridgeName);
$namesLoweredCase = array_map('strtolower', $this->bridgeClassNames);
$nameLoweredCase = strtolower($name);
if (! in_array($nameLoweredCase, $namesLoweredCase)) {
return null;
}
$index = array_search($nameLoweredCase, $namesLoweredCase);
return $this->bridgeClassNames[$index];
}
public static function normalizeBridgeName(string $name)
{
if (preg_match('/(.+)(?:\.php)/', $name, $matches)) {
$name = $matches[1];
}
if (!preg_match('/(Bridge)$/i', $name)) {
$name = sprintf('%sBridge', $name);
}
return $name;
}
public function getBridgeClassNames(): array
{
return $this->bridgeClassNames;
}
public function getMissingEnabledBridges(): array
{
return $this->missingEnabledBridges;
}
}
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