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<?php |
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declare(strict_types=1); |
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namespace HeroesofAbenez\Chat\DI; |
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use HeroesofAbenez\Chat\ChatCommandsProcessor; |
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use HeroesofAbenez\Chat\IChatCommand; |
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use Nette\Utils\Validators; |
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use HeroesofAbenez\Chat\ChatControl; |
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use HeroesofAbenez\Chat\NewChatMessageFormFactory; |
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use HeroesofAbenez\Chat\IChatMessageProcessor; |
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use HeroesofAbenez\Chat\IDatabaseAdapter; |
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use Nette\DI\MissingServiceException; |
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use HeroesofAbenez\Chat\InvalidChatControlFactoryException; |
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use HeroesofAbenez\Chat\InvalidMessageProcessorException; |
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use HeroesofAbenez\Chat\InvalidDatabaseAdapterException; |
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/** |
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* ChatExtension |
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* |
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* @author Jakub Konečný |
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*/ |
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final class ChatExtension extends \Nette\DI\CompilerExtension { |
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/** @internal */ |
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public const SERVICE_CHAT_COMMANDS_PROCESSOR = "commandsProcessor"; |
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/** @internal */ |
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public const SERVICE_DATABASE_ADAPTER = "databaseAdapter"; |
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/** @internal */ |
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public const SERVICE_NEW_MESSAGE_FORM = "newMessageForm"; |
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/** @internal */ |
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public const TAG_CHAT = "chat.chat"; |
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protected $defaults = [ |
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"chats" => [], |
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"messageProcessors" => [ |
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self::SERVICE_CHAT_COMMANDS_PROCESSOR => ChatCommandsProcessor::class, |
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], |
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"databaseAdapter" => "", |
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"characterProfileLink" => "", |
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]; |
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/** |
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* @throws InvalidChatControlFactoryException |
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*/ |
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protected function validateFactory(string $interface): void { |
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try { |
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$rc = new \ReflectionClass($interface); |
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} catch(\ReflectionException $e) { |
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throw new InvalidChatControlFactoryException("Interface $interface not found.", 0, $e); |
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} |
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if(!$rc->isInterface()) { |
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throw new InvalidChatControlFactoryException("$interface is not an interface."); |
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} |
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try { |
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$rm = new \ReflectionMethod($interface, "create"); |
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} catch(\ReflectionException $e) { |
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throw new InvalidChatControlFactoryException("Interface $interface does not contain method create.", 0, $e); |
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} |
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$returnType = $rm->getReturnType(); |
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if(is_null($returnType) OR !is_subclass_of($returnType->getName(), ChatControl::class)) { |
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throw new InvalidChatControlFactoryException("Return type of $interface::create() is not a subtype of " . ChatControl::class . "."); |
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} |
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} |
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/** |
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* @throws \Nette\Utils\AssertionException |
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* @throws InvalidChatControlFactoryException |
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*/ |
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protected function getChats(): array { |
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$chats = []; |
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$config = $this->getConfig($this->defaults); |
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Validators::assertField($config, "chats", "array"); |
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foreach($config["chats"] as $name => $interface) { |
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$this->validateFactory($interface); |
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$chats[$name] = $interface; |
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} |
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return $chats; |
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} |
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/** |
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* @throws \Nette\Utils\AssertionException |
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*/ |
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protected function getCharacterProfileLink(): string { |
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$config = $this->getConfig($this->defaults); |
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Validators::assertField($config, "characterProfileLink", "string"); |
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return $config["characterProfileLink"]; |
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} |
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/** |
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* @throws \Nette\Utils\AssertionException |
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* @throws InvalidMessageProcessorException |
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*/ |
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protected function getMessageProcessors(): array { |
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$messageProcessors = []; |
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$config = $this->getConfig($this->defaults); |
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Validators::assertField($config, "messageProcessors", "array"); |
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foreach($config["messageProcessors"] as $name => $processor) { |
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if(!class_exists($processor) OR !is_subclass_of($processor, IChatMessageProcessor::class)) { |
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throw new InvalidMessageProcessorException("Invalid message processor $processor."); |
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} |
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$messageProcessors[$name] = $processor; |
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} |
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return $messageProcessors; |
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} |
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/** |
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* @throws \Nette\Utils\AssertionException |
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* @throws InvalidDatabaseAdapterException |
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*/ |
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protected function getDatabaseAdapter(): string { |
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$config = $this->getConfig($this->defaults); |
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Validators::assertField($config, "databaseAdapter", "string"); |
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$adapter = $config["databaseAdapter"]; |
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if(!class_exists($adapter) OR !is_subclass_of($adapter, IDatabaseAdapter::class)) { |
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throw new InvalidDatabaseAdapterException("Invalid database adapter $adapter."); |
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} |
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return $adapter; |
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} |
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/** |
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* @throws \Nette\Utils\AssertionException |
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* @throws InvalidChatControlFactoryException |
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* @throws InvalidMessageProcessorException |
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* @throws InvalidDatabaseAdapterException |
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*/ |
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public function loadConfiguration(): void { |
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$builder = $this->getContainerBuilder(); |
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$chats = $this->getChats(); |
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$characterProfileLink = $this->getCharacterProfileLink(); |
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foreach($chats as $name => $interface) { |
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$chat = $builder->addDefinition($this->prefix($name)) |
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->setImplement($interface) |
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->addTag(static::TAG_CHAT); |
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if($characterProfileLink !== "") { |
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$chat->addSetup("setCharacterProfileLink", [$characterProfileLink]); |
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} |
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} |
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$messageProcessors = $this->getMessageProcessors(); |
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foreach($messageProcessors as $name => $processor) { |
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$builder->addDefinition($this->prefix($name)) |
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->setType($processor); |
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} |
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$databaseAdapter = $this->getDatabaseAdapter(); |
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$builder->addDefinition($this->prefix(static::SERVICE_DATABASE_ADAPTER)) |
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->setType($databaseAdapter); |
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$builder->addDefinition($this->prefix(static::SERVICE_NEW_MESSAGE_FORM)) |
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->setType(NewChatMessageFormFactory::class); |
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} |
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protected function registerMessageProcessors(): void { |
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$builder = $this->getContainerBuilder(); |
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$chats = $this->getChats(); |
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$messageProcessors = $this->getMessageProcessors(); |
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foreach($chats as $chat => $chatClass) { |
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$chatService = $builder->getDefinition($this->prefix($chat)); |
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foreach($messageProcessors as $processor => $processorClass) { |
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$processorService = $builder->getDefinition($this->prefix($processor)); |
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$chatService->addSetup("addMessageProcessor", [$processorService]); |
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} |
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} |
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} |
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protected function registerChatCommands(): void { |
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$builder = $this->getContainerBuilder(); |
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try { |
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$processor = $builder->getDefinition($this->prefix(static::SERVICE_CHAT_COMMANDS_PROCESSOR)); |
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} catch(MissingServiceException $e) { |
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return; |
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} |
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$chatCommands = $builder->findByType(IChatCommand::class); |
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foreach($chatCommands as $command) { |
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$processor->addSetup("addCommand", [$command]); |
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} |
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} |
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public function beforeCompile(): void { |
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$this->registerMessageProcessors(); |
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$this->registerChatCommands(); |
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} |
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} |
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?> |
heroesofabenez /
chat
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