private function initHeaders() {
		if ( $this->headers !== null ) {
			return;
		}

		$apacheHeaders = function_exists( 'apache_request_headers' ) ? apache_request_headers() : false;
		if ( $apacheHeaders ) {
			foreach ( $apacheHeaders as $key => $val ) {
				$this->headers[strtoupper( $key )] = $val;
			}
		} else {
			foreach ( $_SERVER as $name => $value ) {
				if ( substr( $name, 0, 5 ) === 'HTTP_' ) {
					$name = str_replace( '_', '-', substr( $name, 5 ) );
					$this->headers[$name] = $value;
				} elseif ( $name === 'CONTENT_LENGTH' ) {
					$this->headers['CONTENT-LENGTH'] = $value;
				}
			}
		}
	}
private function initHeaders() {
		if ( $this->headers !== null ) {
			return;
		}

		$apacheHeaders = function_exists( 'apache_request_headers' ) ? apache_request_headers() : false;
		if ( $apacheHeaders ) {
			foreach ( $apacheHeaders as $key => $val ) {
				$this->headers[strtoupper( $key )] = $val;
			}
		} else {
			foreach ( $_SERVER as $name => $value ) {
				if ( substr( $name, 0, 5 ) === 'HTTP_' ) {
					$name = str_replace( '_', '-', substr( $name, 5 ) );
					$this->headers[$name] = $value;
				} elseif ( $name === 'CONTENT_LENGTH' ) {
					$this->headers['CONTENT-LENGTH'] = $value;
				}
			}
		}
	}
private function initHeaders ( ) { if ( $ this -> headers !== null ) { return ; } $ apacheHeaders = function_exists ( 'apache_request_headers' ) ? apache_request_headers ( ) : false ; if ( $ apacheHeaders ) { foreach ( $ apacheHeaders as $ key => $ val ) { $ this -> headers [ strtoupper ( $ key ) ] = $ val ; } } else { foreach ( $ _SERVER as $ name => $ value ) { if ( substr ( $ name , 0 , 5 ) === 'HTTP_' ) { $ name = str_replace ( '_' , '-' , substr ( $ name , 5 ) ) ; $ this -> headers [ $ name ] = $ value ; } elseif ( $ name === 'CONTENT_LENGTH' ) { $ this -> headers [ 'CONTENT-LENGTH' ] = $ value ; } } } }
Initialise the header list
Initialise the header list