/var/www/hkosl.com/imusiccircle/webadmin/libraies/php-console/php-console/tests/ClientEmulator/Connector.php


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<?php

namespace PhpConsole\ClientEmulator;

class 
Connector {

    const 
POST_VAR_NAME '__PHP_Console_emulator';
    const 
HEADERS_LIMIT 90000// default CURL headers limit

    
protected $serverWrapperUrl;
    protected 
$secretKey;
    protected 
$scriptsBaseDir;

    public function 
__construct($serverWrapperUrl$secretKey$scriptsBaseDir) {
        
$this->serverWrapperUrl $serverWrapperUrl;
        
$this->secretKey $secretKey;
        
$this->scriptsBaseDir realpath($scriptsBaseDir);
    }

    public function 
getScriptsBaseDir() {
        return 
$this->scriptsBaseDir;
    }

    public function 
getPostDataSignature($rawPostData) {
        return 
hash('sha256'$rawPostData $this->secretKey);
    }

    
/**
     * @param Request $request
     * @param bool $postponedResponseId
     * @param null $postponedOutput
     * @throws RequestFailed
     * @return Response
     */
    
public function sendRequest(Request $request$postponedResponseId null$postponedOutput null) {
        
$clientData $request->getClientData();
        if(
$clientData) {
            
$request->cookies[\PhpConsole\Connector::CLIENT_INFO_COOKIE] = base64_encode(json_encode($clientData));
        }

        if(
$postponedResponseId) {
            
$request->postData[\PhpConsole\Connector::POST_VAR_NAME] = array(
                
'getPostponedResponse' => $postponedResponseId
            
);
        }

        
$request->postData[static::POST_VAR_NAME] = array(
            
'scripts' => $request->getScripts(),
        );

        
$postData $request->postData;
        
array_walk_recursive($postData, function (&$item) {
            if(!
is_object($item)) {
                
$item base64_encode($item);
            }
        });
        
$rawPostData serialize($postData);

        
$url $request->isSsl str_replace('http://''https://'$this->serverWrapperUrl) : $this->serverWrapperUrl;

        
$curlOptions = array(
            
CURLOPT_URL => $url '?signature=' $this->getPostDataSignature($rawPostData),
            
CURLOPT_CONNECTTIMEOUT => 2,
            
CURLOPT_TIMEOUT => 5,
            
CURLOPT_HEADER => true,
            
CURLOPT_POST => true,
            
CURLOPT_POSTFIELDS => $rawPostData,
            
CURLOPT_RETURNTRANSFER => true,
            
CURLOPT_FOLLOWLOCATION => true,
            
CURLOPT_MAXREDIRS => 3,
            
CURLOPT_SSL_VERIFYPEER => false,
            
CURLOPT_SSL_VERIFYHOST => false,
        );

        if(
$request->cookies) {
            
$cookiesData = array();
            foreach(
$request->cookies as $name => $value) {
                
$cookiesData[] = rawurlencode($name) . '=' rawurlencode($value);
            }
            
$curlOptions[CURLOPT_COOKIE] = implode('; '$cookiesData);
        }

        
$curlHandle curl_init();
        
curl_setopt_array($curlHandle$curlOptions);
        
$responseData curl_exec($curlHandle);
        
$code curl_getinfo($curlHandleCURLINFO_HTTP_CODE);
        
$error curl_error($curlHandle);

        
$responseHeaders substr($responseData0curl_getinfo($curlHandleCURLINFO_HEADER_SIZE));
        if(
substr($responseHeaders, -1) !== "\n") { // because curl_getinfo($curlHandle, CURLINFO_HEADER_SIZE) is bugged on some PHP versions
            
$responseHeaders substr($responseData0strpos($responseDataPHP_EOL PHP_EOL));
        }

        
$responseOutput substr($responseDatastrlen($responseHeaders));
        
curl_close($curlHandle);

        
$response = new Response();
        
$response->code $code;
        
$response->output = (string)($postponedResponseId $postponedOutput $responseOutput);
        
$response->headerData $this->parseHeaderData($responseHeaders);
        
$response->cookies $this->parseCookies($responseHeaders);

        try {
            if(
$error || ($code != 200 && $code != 204 && $code != 500)) {
                throw new \
Exception('Connection to "' $this->serverWrapperUrl '" failed with code "' $code '" and error: ' $error '" and response: "' $responseOutput$code);
            }
            
$packageEncodedData $postponedResponseId $responseOutput $response->headerData;
            if(
$packageEncodedData) {
                
$packageData $this->jsonDecode($packageEncodedData);
                if(!empty(
$packageData['isPostponed'])) {
                    
$request->cookies $response->cookies;
                    
$response $this->sendRequest($request$packageData['id'], $responseOutput);
                    
$response->isPostponed true;
                    return 
$response;
                }
                
$response->package $this->initResponsePackage($packageData);
            }
        }
        catch(\
Exception $exception) {
            throw new 
RequestFailed($exception$request$response);
        }

        return 
$response;
    }

    public function 
getScriptPath($alias) {
        return 
$this->scriptsBaseDir DIRECTORY_SEPARATOR basename($alias) . '.php';
    }

    public function 
handleClientEmulatorRequest() {
        
$_POST unserialize(file_get_contents('php://input'));
        if(
$_POST === false) {
            throw new \
Exception('Wrong format of raw POST data');
        }
        
array_walk_recursive($_POST, function (&$item) {
            if(!
is_object($item)) {
                
$item base64_decode($item);
            }
        });
        if(!isset(
$_GET['signature']) || $this->getPostDataSignature(file_get_contents('php://input')) != $_GET['signature']) {
            throw new \
Exception('Wrong request signature');
        }
        if(!empty(
$_POST[static::POST_VAR_NAME]['scripts'])) {
            foreach(
$_POST[static::POST_VAR_NAME]['scripts'] as $script) {
                
$scriptPath $this->getScriptPath($script['alias']);
                if(!
is_file($scriptPath)) {
                    throw new \
Exception('Script with alias "' $script['alias'] . '" not found in ' $scriptPath);
                }
                
$this->runScript($script['alias'], isset($script['params']) ? $script['params'] : array());
            }
        }
    }

    protected function 
runScript($_alias$_params) {
        
extract($_paramsEXTR_SKIP);
        require(
$this->getScriptPath($_alias));
    }

    protected function 
parseHeaderData($headersData) {
        if(
preg_match_all('/\n\s*' preg_quote(\PhpConsole\Connector::HEADER_NAME) . '\s*:\s*(.*?)[\r\n]/'$headersData$m)) {
            if(
count($m[1]) > 1) {
                throw new \
Exception('There is more than one "' . \PhpConsole\Connector::HEADER_NAME '" header');
            }
            return 
rawurldecode($m[1][0]);
        }
        elseif(
preg_match_all('/\n\s*' preg_quote(\PhpConsole\Connector::POSTPONE_HEADER_NAME) . '\s*:\s*(.*?)[\r\n]/'$headersData$m)) {
            if(
count($m[1]) > 1) {
                throw new \
Exception('There is more than one "' . \PhpConsole\Connector::POSTPONE_HEADER_NAME '" header');
            }
            return 
rawurldecode($m[1][0]);
        }
    }

    protected function 
parseCookies($headersData) {
        
$cookies = array();
        
preg_match_all('/Set-Cookie:\s*(.*?)=(.*?);/i'$headersData$m);
        foreach(
$m[1] as $i => $name) {
            if(
$m[2][$i] != 'deleted') {
                
$cookies[$name] = rawurldecode($m[2][$i]);
            }
        }
        return 
$cookies;
    }

    
/**
     *
     * @param array $packageData
     * @throws \Exception
     * @return \PhpConsole\Response|null
     */
    
protected function initResponsePackage(array $packageData) {
        
$package = new \PhpConsole\Response($packageData);
        if(
$package->auth) {
            
$package->auth = new \PhpConsole\ServerAuthStatus($package->auth);
        }
        return 
$package;
    }

    protected function 
jsonDecode($json) {
        
$data = @json_decode($jsontrue);
        if(!
$data || json_last_error()) {
            throw new \
Exception('Decoding json failed with error code ' json_last_error() . '. JSON: ' $json);
        }
        return 
$data;
    }
}

class 
RequestFailed extends \Exception {

    public 
$request;
    public 
$response;

    function 
__construct(\Exception $previousRequest $requestResponse $response) {
        
$this->request $request;
        
$this->response $response;
        
parent::__construct('ClientEmulator request failed with error: ' $previous->getMessage(), 0$previous);
    }
}