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                <?php declare(strict_types=1);  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                namespace Lisachenko\Protocol\FCGI\Record;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Lisachenko\Protocol\FCGI;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                use Lisachenko\Protocol\FCGI\Record;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * The Web server sends a FCGI_BEGIN_REQUEST record to start a request.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 * @author Alexander.Lisachenko  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                 */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                class BeginRequest extends Record  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * The role component sets the role the Web server expects the application to play.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * The currently-defined roles are:  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *   FCGI_RESPONDER  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *   FCGI_AUTHORIZER  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *   FCGI_FILTER  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @var int  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected $role = FCGI::UNKNOWN_ROLE;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * The flags component contains a bit that controls connection shutdown.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * flags & FCGI_KEEP_CONN:  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *   If zero, the application closes the connection after responding to this request.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *   If not zero, the application does not close the connection after responding to this request;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *   the Web server retains responsibility for the connection.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @var int  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected $flags;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Reserved data, 5 bytes maximum  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @var string  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected $reserved1;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function __construct(int $role = FCGI::UNKNOWN_ROLE, int $flags = 0, string $reserved = '')  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->type = FCGI::BEGIN_REQUEST;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->role = $role;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->flags = $flags;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->reserved1 = $reserved;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        $this->setContentData($this->packPayload());  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Returns the role  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * The role component sets the role the Web server expects the application to play.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * The currently-defined roles are:  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *   FCGI_RESPONDER  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *   FCGI_AUTHORIZER  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *   FCGI_FILTER  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getRole(): int  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->role;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * Returns the flags  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * The flags component contains a bit that controls connection shutdown.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * flags & FCGI_KEEP_CONN:  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *   If zero, the application closes the connection after responding to this request.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *   If not zero, the application does not close the connection after responding to this request;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     *   the Web server retains responsibility for the connection.  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    public function getFlags(): int  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        return $this->flags;  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /**  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * {@inheritdoc} | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     * @param static $self  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                     */  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    protected static function unpackPayload($self, string $data): void  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    { | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        [  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $self->role,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $self->flags,  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                            $self->reserved1  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                        ] = array_values(unpack("nrole/Cflags/a5reserved", $data)); | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    }  | 
            
            
                                                                                                            
                            
            
                                    
            
            
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                    /** {@inheritdoc} */ | 
            
            
                                                        
            
                                    
            
            
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                    protected function packPayload(): string  | 
            
            
                                                        
            
                                    
            
            
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                    { | 
            
            
                                                        
            
                                    
            
            
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                        return pack(  | 
            
            
                                                        
            
                                    
            
            
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                            "nCa5",  | 
            
            
                                                        
            
                                    
            
            
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                            $this->role,  | 
            
            
                                                        
            
                                    
            
            
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                            $this->flags,  | 
            
            
                                                        
            
                                    
            
            
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                            $this->reserved1  | 
            
            
                                                        
            
                                    
            
            
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                        );  | 
            
            
                                                        
            
                                    
            
            
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                    }  | 
            
            
                                                        
            
                                    
            
            
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                }  | 
            
            
                                                        
            
                                    
            
            
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