'password1', 'user2' => 'password2'); $ACCOUNTS = array(); // Home directory (absolute or relative path) $HOME_DIRECTORY = ''; // Code below is automatically generated from different components // For more information see: https://github.com/nickola/web-console // // Used components: // - jQuery JavaScript Library: https://github.com/jquery/jquery // - jQuery Mouse Wheel Plugin: https://github.com/brandonaaron/jquery-mousewheel // - jQuery Terminal Emulator: https://github.com/jcubic/jquery.terminal // - PHP JSON-RPC 2.0 Server/Client Implementation: https://github.com/sergeyfast/eazy-jsonrpc // - Normalize.css: https://github.com/necolas/normalize.css ?> 'Parse error' , self::InvalidRequest => 'Invalid Request' , self::MethodNotFound => 'Method not found' , self::InvalidParams => 'Invalid params' , self::InternalError => 'Internal error' ); /** * Cached Reflection Methods * @var ReflectionMethod[] */ private $reflectionMethods = array(); /** * Validate Request * @return int error */ private function getRequest() { $error = null; do { if ( array_key_exists( 'REQUEST_METHOD', $_SERVER ) && $_SERVER['REQUEST_METHOD'] != 'POST' ) { $error = self::InvalidRequest; break; }; $request = !empty( $_GET['rawRequest'] ) ? $_GET['rawRequest'] : file_get_contents( 'php://input' ); $this->request = json_decode( $request, false ); if ( $this->request === null ) { $error = self::ParseError; break; } if ( $this->request === array() ) { $error = self::InvalidRequest; break; } // check for batch call if ( is_array( $this->request ) ) { $this->calls = $this->request; $this->isBatchCall = true; } else { $this->calls[] = $this->request; } } while ( false ); return $error; } /** * Get Error Response * @param int $code * @param mixed $id * @param null $data * @return array */ private function getError( $code, $id = null, $data = null ) { return array( 'jsonrpc' => '2.0' , 'error' => array( 'code' => $code , 'message' => isset( $this->errorMessages[$code] ) ? $this->errorMessages[$code] : $this->errorMessages[self::InternalError] , 'data' => $data ) , 'id' => $id ); } /** * Check for jsonrpc version and correct method * @param object $call * @return array|null */ private function validateCall( $call ) { $result = null; $error = null; $data = null; $id = is_object( $call ) && property_exists( $call, 'id' ) ? $call->id : null; do { if ( !is_object( $call ) ) { $error = self::InvalidRequest; break; } // hack for inputEx smd tester if ( property_exists( $call, 'version' ) ) { if ( $call->version == 'json-rpc-2.0' ) { $call->jsonrpc = '2.0'; } } if ( !property_exists( $call, 'jsonrpc' ) || $call->jsonrpc != '2.0' ) { $error = self::InvalidRequest; break; } $method = property_exists( $call, 'method' ) ? $call->method : null; if ( !$method || !method_exists( $this->instance, $method ) || in_array( strtolower( $method ), $this->hiddenMethods ) ) { $error = self::MethodNotFound; break; } if ( !array_key_exists( $method, $this->reflectionMethods ) ) { $this->reflectionMethods[$method] = new ReflectionMethod( $this->instance, $method ); } /** @var $params array */ $params = property_exists( $call, 'params' ) ? $call->params: null; $paramsType = gettype( $params ); if ( $params !== null && $paramsType != 'array' && $paramsType != 'object' ) { $error = self::InvalidParams; break; } // check parameters switch( $paramsType ) { case 'array': $totalRequired = 0; // doesn't hold required, null, required sequence of params foreach( $this->reflectionMethods[$method]->getParameters() as $param ) { if ( !$param->isDefaultValueAvailable() ) { $totalRequired ++; } } if ( count( $params ) < $totalRequired ) { $error = self::InvalidParams; $data = sprintf( 'Check numbers of required params (got %d, expected %d)', count( $params ), $totalRequired ); } break; case 'object': foreach( $this->reflectionMethods[$method]->getParameters() as $param ) { if ( !$param->isDefaultValueAvailable() && !array_key_exists( $param->getName(), $params ) ) { $error = self::InvalidParams; $data = $param->getName() . ' not found'; break 3; } } break; case 'NULL': if ( $this->reflectionMethods[$method]->getNumberOfRequiredParameters() > 0 ) { $error = self::InvalidParams; $data = 'Empty required params'; break 2; } break; } } while( false ); if ( $error ) { $result = array( $error, $id, $data ); } return $result; } /** * Process Call * @param $call * @return array|null */ private function processCall( $call ) { $id = property_exists( $call, 'id' ) ? $call->id : null; $params = property_exists( $call, 'params' ) ? $call->params : array(); $result = null; try { // set named parameters if ( is_object( $params ) ) { $newParams = array(); foreach($this->reflectionMethods[$call->method]->getParameters() as $param) { $paramName = $param->getName(); $defaultValue = $param->isDefaultValueAvailable() ? $param->getDefaultValue() : null; $newParams[] = property_exists( $params, $paramName ) ? $params->$paramName : $defaultValue; } $params = $newParams; } // invoke $result = $this->reflectionMethods[$call->method]->invokeArgs( $this->instance, $params ); } catch ( Exception $e ) { return $this->getError( $e->getCode(), $id, $e->getMessage() ); } if ( !$id ) { return null; } return array( 'jsonrpc' => '2.0' , 'result' => $result , 'id' => $id ); } /** * Create new Instance * @param object $instance */ public function __construct( $instance = null ) { if ( get_parent_class( $this ) ) { $this->instance = $this; } else { $this->instance = $instance; $this->instance->errorMessages = $this->errorMessages; } } /** * Handle Requests */ public function Execute() { do { // check for SMD Discovery request if ( array_key_exists( 'smd', $_GET ) ) { $this->response[] = $this->getServiceMap(); $this->hasCalls = true; break; } $error = $this->getRequest(); if ( $error ) { $this->response[] = $this->getError( $error ); $this->hasCalls = true; break; } foreach( $this->calls as $call ) { $error = $this->validateCall( $call ); if ( $error ) { $this->response[] = $this->getError( $error[0], $error[1], $error[2] ); $this->hasCalls = true; } else { $result = $this->processCall( $call ); if ( $result ) { $this->response[] = $result; $this->hasCalls = true; } } } } while( false ); // flush response if ( $this->hasCalls ) { if ( !$this->isBatchCall ) { $this->response = reset( $this->response ); } // Set Content Type if ( $this->ContentType ) { header( 'Content-Type: '. $this->ContentType ); } // Allow Cross Domain Requests if ( $this->IsXDR ) { header( 'Access-Control-Allow-Origin: *' ); header( 'Access-Control-Allow-Headers: x-requested-with, content-type' ); } echo json_encode( $this->response ); $this->resetVars(); } } /** * Get Doc Comment * @param $comment * @return string|null */ private function getDocDescription( $comment ) { $result = null; if ( preg_match('/\*\s+([^@]*)\s+/s', $comment, $matches ) ) { $result = str_replace( '*' , "\n", trim( trim( $matches[1], '*' ) ) ); } return $result; } /** * Get Service Map * Maybe not so good realization of auto-discover via doc blocks * @return array */ private function getServiceMap() { $rc = new ReflectionClass( $this->instance ); $result = array( 'transport' => 'POST' , 'envelope' => 'JSON-RPC-2.0' , 'SMDVersion' => '2.0' , 'contentType' => 'application/json' , 'target' => !empty( $_SERVER['REQUEST_URI'] ) ? substr( $_SERVER['REQUEST_URI'], 0,strpos( $_SERVER['REQUEST_URI'], '?') ) : '' , 'services' => array() , 'description' => '' ); // Get Class Description if ( $rcDocComment = $this->getDocDescription( $rc->getDocComment()) ) { $result['description'] = $rcDocComment; } foreach( $rc->getMethods() as $method ) { /** @var ReflectionMethod $method */ if ( !$method->isPublic() || in_array( strtolower( $method->getName() ), $this->hiddenMethods ) ) { continue; } $methodName = $method->getName(); $docComment = $method->getDocComment(); $result['services'][$methodName] = array( 'parameters' => array() ); // set description if ( $rmDocComment = $this->getDocDescription( $docComment ) ) { $result['services'][$methodName]['description'] = $rmDocComment; } // @param\s+([^\s]*)\s+([^\s]*)\s*([^\s\*]*) $parsedParams = array(); if ( preg_match_all('/@param\s+([^\s]*)\s+([^\s]*)\s*([^\n\*]*)/', $docComment, $matches ) ) { foreach( $matches[2] as $number => $name ) { $type = $matches[1][$number]; $desc = $matches[3][$number]; $name = trim( $name, '$' ); $param = array( 'type' => $type, 'description' => $desc ); $parsedParams[$name] = array_filter( $param ); } }; // process params foreach ( $method->getParameters() as $parameter ) { $name = $parameter->getName(); $param = array( 'name' => $name, 'optional' => $parameter->isDefaultValueAvailable() ); if ( array_key_exists( $name, $parsedParams ) ) { $param += $parsedParams[$name]; } if ( $param['optional'] ) { $param['default'] = $parameter->getDefaultValue(); } $result['services'][$methodName]['parameters'][] = $param; } // set return type if ( preg_match('/@return\s+([^\s]+)\s*([^\n\*]+)/', $docComment, $matches ) ) { $returns = array( 'type' => $matches[1], 'description' => trim( $matches[2] ) ); $result['services'][$methodName]['returns'] = array_filter( $returns ); } } return $result; } /** * Reset Local Class Vars after Execute */ private function resetVars() { $this->response = $this->calls = array(); $this->hasCalls = $this->isBatchCall = false; } } ?> = 1 ? true : false; // Command execution function execute_command($command) { $descriptors = array( 0 => array('pipe', 'r'), // STDIN 1 => array('pipe', 'w'), // STDOUT 2 => array('pipe', 'w') // STDERR ); $process = proc_open($command . ' 2>&1', $descriptors, $pipes); if (!is_resource($process)) die("Can't execute command."); // Nothing to push to STDIN fclose($pipes[0]); $output = stream_get_contents($pipes[1]); fclose($pipes[1]); $error = stream_get_contents($pipes[2]); fclose($pipes[2]); // All pipes must be closed before "proc_close" $code = proc_close($process); return $output; } // Command parsing function parse_command($command) { $value = ltrim((string) $command); if ($value && !empty($value)) { $values = explode(' ', $value); $values_total = count($values); if ($values_total > 1) { $value = $values[$values_total - 1]; for ($index = $values_total - 2; $index >= 0; $index--) { $value_item = $values[$index]; if (substr($value_item, -1) == '\\') $value = $value_item . ' ' . $value; else break; } } } return $value; } // RPC Server class WebConsoleRPCServer extends BaseJsonRpcServer { protected $home_directory = ''; private function error($message) { throw new Exception($message); } // Authentication private function password_hash($password) { return hash('sha256', trim((string) $password)); } private function authenticate_user($user, $password) { $user = trim((string) $user); $password = trim((string) $password); if ($user && $password) { global $ACCOUNTS; if (isset($ACCOUNTS[$user]) && $ACCOUNTS[$user] && strcmp($password, $ACCOUNTS[$user]) == 0) return $user . ':' . $this->password_hash($password); } throw new Exception("Incorrect user or password"); } private function authenticate_token($token) { $token = trim((string) $token); $token_parts = explode(':', $token, 2); if (count($token_parts) == 2) { $user = trim((string) $token_parts[0]); $password_hash = trim((string) $token_parts[1]); if ($user && $password_hash) { global $ACCOUNTS; if (isset($ACCOUNTS[$user]) && $ACCOUNTS[$user]) { $real_password_hash = $this->password_hash($ACCOUNTS[$user]); if (strcmp($password_hash, $real_password_hash) == 0) return true; } } } throw new Exception("Incorrect user or password"); } // Environment private function get_environment() { $hostname = function_exists('gethostname') ? gethostname() : null; return array('path' => getcwd(), 'hostname' => $hostname); } private function set_environment($environment) { if ($environment && !empty($environment)) { $environment = (array) $environment; if (isset($environment['path']) && $environment['path']) { $path = $environment['path']; if (is_dir($path)) { if (!@chdir($path)) return array('output' => "Unable to change directory to current working directory, updating current directory", 'environment' => $this->get_environment()); } else return array('output' => "Current working directory not found, updating current directory", 'environment' => $this->get_environment()); } } } // Initialization private function initialize($token, $environment) { $this->authenticate_token($token); global $HOME_DIRECTORY; $this->home_directory = !empty($HOME_DIRECTORY) ? $HOME_DIRECTORY : getcwd(); $result = $this->set_environment($environment); if ($result) return $result; } // Methods public function login($user, $password) { $result = array('token' => $this->authenticate_user($user, $password), 'environment' => $this->get_environment()); global $HOME_DIRECTORY; if (!empty($HOME_DIRECTORY)) { if (is_dir($HOME_DIRECTORY)) $result['environment']['path'] = $HOME_DIRECTORY; else $result['output'] = "Home directory not found: ". $HOME_DIRECTORY; } return $result; } public function cd($token, $environment, $path) { $result = $this->initialize($token, $environment); if ($result) return $result; $path = trim((string) $path); if (empty($path)) $path = $this->home_directory; if (!empty($path)) { if (is_dir($path)) { if (!@chdir($path)) return array('output' => "cd: ". $path . ": Unable to change directory"); } else return array('output' => "cd: ". $path . ": No such directory"); } return array('environment' => $this->get_environment()); } public function completion($token, $environment, $pattern, $command) { $result = $this->initialize($token, $environment); if ($result) return $result; $scan_path = ''; $completion_prefix = ''; $completion = array(); if (!empty($pattern)) { if (!is_dir($pattern)) { $pattern = dirname($pattern); if ($pattern == '.') $pattern = ''; } if (!empty($pattern)) { if (is_dir($pattern)) { $scan_path = $completion_prefix = $pattern; if (substr($completion_prefix, -1) != '/') $completion_prefix .= '/'; } } else $scan_path = getcwd(); } else $scan_path = getcwd(); if (!empty($scan_path)) { // Loading directory listing $completion = array_values(array_diff(scandir($scan_path), array('..', '.'))); natsort($completion); // Prefix if (!empty($completion_prefix) && !empty($completion)) { foreach ($completion as &$value) $value = $completion_prefix . $value; } // Pattern if (!empty($pattern) && !empty($completion)) { // For PHP version that does not support anonymous functions (available since PHP 5.3.0) function filter_pattern($value) { global $pattern; return !strncmp($pattern, $value, strlen($pattern)); } $completion = array_values(array_filter($completion, 'filter_pattern')); } } return array('completion' => $completion); } public function run($token, $environment, $command) { $result = $this->initialize($token, $environment); if ($result) return $result; $output = ($command && !empty($command)) ? execute_command($command) : ''; if ($output && substr($output, -1) == "\n") $output = substr($output, 0, -1); return array('output' => $output); } } // Processing request if (array_key_exists('REQUEST_METHOD', $_SERVER) && $_SERVER['REQUEST_METHOD'] == 'POST') { $rpc_server = new WebConsoleRPCServer(); $rpc_server->Execute(); } else if (!$IS_CONFIGURED) { ?> Web Console

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