/**
* Build proxy or not
*
* @throws \Initially\Rpc\Exception\InitiallyRpcException
*/
public function buildProxyOrNot()
{
if (!Util::existsDirWritable(INITIALLY_RPC_ROOT_PATH)) {
throw new InitiallyRpcException("rpc framework root dir not to be write");
}
if ($this->compareConfigFile()) {
$services = $this->config->getServices();
foreach ($services as $service) {
$this->builder->create($service->getInterface());
}
}
}
/**
* Invoke service
*
* @param Invocation $invocation
* @return mixed
* @throws InitiallyRpcException
*/
public function invoke(Invocation $invocation)
{
$request = new Request();
$request->setInterface($this->interface);
$request->setMethodName($invocation->getMethodName());
$request->setArguments($invocation->getArguments());
$transport = Transport::factory($this->config->getTransport());
if (!$transport instanceof Transport) {
throw new InitiallyRpcException("missing transport");
}
return $transport->send($request);
}
/**
* Get proxy class dir and create it
*
* @param string $namespace
* @return string
* @throws InitiallyRpcException
*/
protected function getProxyClassDirAndCreate($namespace)
{
$path = str_replace("\\", DIRECTORY_SEPARATOR, $namespace);
$dir = $this->config->getProxyRootDir() . DIRECTORY_SEPARATOR . $path;
if (!Util::createDirIfNotExists($dir)) {
throw new InitiallyRpcException("Proxy builder error: get proxy class dir and create it");
}
return $dir;
}
/**
* Load client config
* <format>
* {
* "url": "",
* "transport": "",
* "proxyRootDir": "", // 代理类根目录，相对于配置文件存放的目录，目录必须存在
* "replace": { // 接口命名空间中需要替换的字段
* "search1": "replace1",
* "search2": "replace2"
* },
* "services": [
* {
* "interface": "",
* "url": "",
* "transport": "",
* "replace-key": ""
* },
* ...
* ]
* }
* </format>
*
* @return Client
* @throws InitiallyRpcException
*/
public static function client()
{
$configFile = ClientApp::getInstance()->getConfigFile();
$content = file_get_contents($configFile);
$config = json_decode($content, true);
if (!is_array($config)) {
throw new InitiallyRpcException("Client config error: format error");
} else {
if (!isset($config["proxyRootDir"])) {
throw new InitiallyRpcException("Client config error: proxy root dir undefined");
}
}
$configDir = dirname($configFile);
$realProxyRootDir = realpath($configDir . "/" . $config["proxyRootDir"]);
if ($realProxyRootDir === false) {
throw new InitiallyRpcException("Client config error: proxy dir not exists");
}
$clientConfig = new Client();
$issetGlobalUrl = isset($config["url"]);
$issetGlobalTransport = isset($config["transport"]);
$issetGlobalUrl && $clientConfig->setUrl($config["url"]);
$issetGlobalTransport && $clientConfig->setTransport($config["transport"]);
$clientConfig->setProxyRootDir($realProxyRootDir);
if (isset($config["replace"]) && is_array($config["replace"])) {
$clientConfig->setReplace($config["replace"]);
}
if (isset($config["services"]) && is_array($config["services"]) && !empty($config["services"])) {
foreach ($config["services"] as $key => $value) {
$issetUrl = isset($value["url"]);
$issetTransport = isset($value["transport"]);
$issetReplaceKey = isset($value["replace-key"]);
if (!is_array($value)) {
throw new InitiallyRpcException("Client config error: undefined service");
} else {
if (!isset($value["interface"])) {
throw new InitiallyRpcException("Client config error: undefined interface");
} else {
if (!$issetGlobalUrl && $issetUrl) {
throw new InitiallyRpcException("Client config error: undefined url");
} else {
if (!$issetGlobalTransport && $issetTransport) {
throw new InitiallyRpcException("Client config error: undefined transport");
}
}
}
}
$service = new Service();
$service->setInterface($value["interface"]);
$service->setUrl($issetUrl ? $value["url"] : $clientConfig->getUrl());
$service->setTransport($issetTransport ? $value["transport"] : $clientConfig->getTransport());
$service->setReplaceKey($issetReplaceKey ? $value["replace-key"] : "");
$clientConfig->addService($service);
}
}
return $clientConfig;
}