X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=inc%2Fclasses%2Fmain%2Fresponse%2Fclass_HttpResponse.php;h=5a21d8988aea96d544f2a8a69a440a0b82c39eb4;hb=c9beed8839a04b5a170f2aca90b86623d097c5ad;hp=3679fe96a33bae43603dd8c35154dc288c40dfa9;hpb=b912eda46059527fc0475e043944c3ebff47fbcd;p=shipsimu.git diff --git a/inc/classes/main/response/class_HttpResponse.php b/inc/classes/main/response/class_HttpResponse.php index 3679fe9..5a21d89 100644 --- a/inc/classes/main/response/class_HttpResponse.php +++ b/inc/classes/main/response/class_HttpResponse.php @@ -20,6 +20,9 @@ * * You should have received a copy of the GNU General Public License * along with this program. If not, see . + * + * The extended headers are taken from phpMyAdmin setup tool, written by + * Michal Cihar , licensed under GNU GPL 2.0. */ class HttpResponse extends BaseFrameworkSystem implements Responseable { /** @@ -42,6 +45,11 @@ class HttpResponse extends BaseFrameworkSystem implements Responseable { */ private $templateEngine = null; + /** + * Fatal resolved messages from filters and so on + */ + private $fatalMessages = array(); + /** * Protected constructor * @@ -52,10 +60,10 @@ class HttpResponse extends BaseFrameworkSystem implements Responseable { parent::__construct(__CLASS__); // Set part description - $this->setObjectDescription("HTTP-Antwort"); + $this->setObjectDescription("HTTP response"); // Create unique ID number - $this->createUniqueID(); + $this->generateUniqueId(); // Clean up a little $this->removeNumberFormaters(); @@ -72,6 +80,9 @@ class HttpResponse extends BaseFrameworkSystem implements Responseable { // Get a new instance $responseInstance = new HttpResponse(); + // Set the application instance + $responseInstance->setApplicationInstance($appInstance); + // Initialize the template engine here $responseInstance->initTemplateEngine($appInstance); @@ -100,6 +111,15 @@ class HttpResponse extends BaseFrameworkSystem implements Responseable { $this->responseHeaders[$name] = $value; } + /** + * Reset the header array + * + * @return void + */ + public final function resetResponseHeaders () { + $this->responseHeaders = array(); + } + /** * "Writes" data to the response body * @@ -110,6 +130,16 @@ class HttpResponse extends BaseFrameworkSystem implements Responseable { $this->responseBody .= $output; } + /** + * Sets the response body to something new + * + * @param $output Output we shall sent in the HTTP response + * @return void + */ + public function setResponseBody ($output) { + $this->responseBody = $output; + } + /** * Flushs the cached HTTP response to the outer world * @@ -119,22 +149,46 @@ class HttpResponse extends BaseFrameworkSystem implements Responseable { * @throws ResponseHeadersAlreadySentException Thrown if headers are * already sent */ - public function flushResponse ($force=false) { + public function flushBuffer ($force=false) { if ((headers_sent()) && (!$force)) { // Headers are already sent! throw new ResponseHeadersAlreadySentException($this, self::EXCEPTION_HEADERS_ALREADY_SENT); } elseif (!headers_sent()) { // Send headers out - header("HTTP/1.0 {$this->responseStatus}"); + header("HTTP/1.1 {$this->responseStatus}"); + + // Used later + $now = gmdate('D, d M Y H:i:s') . ' GMT'; + + // General header for no caching + $this->addHeader('Expired', $now); // rfc2616 - Section 14.21 + $this->addHeader('Last-Modified', $now); + $this->addHeader('Cache-Control:', 'no-store, no-cache, must-revalidate, pre-check=0, post-check=0, max-age=0'); // HTTP/1.1 + $this->addHeader('Pragma:', 'no-cache'); // HTTP/1.0 + + // Define the charset to be used + //$this->addHeader('Content-Type:', sprintf("text/html; charset=%s", $this->getConfigInstance()->readConfig('header_charset'))); + foreach ($this->responseHeaders as $name=>$value) { header("{$name}: {$value}"); } } - // Flush the output to the world - $this->getWebOutputInstance()->output($this->responseBody); - $this->reponseBody = ""; - $this->responseHeaders = array(); + // Are there some error messages? + if (count($this->fatalMessages) == 0) { + // Flush the output to the world + $this->getWebOutputInstance()->output($this->responseBody); + } else { + // Display all error messages + $this->getApplicationInstance()->handleFatalMessages($this->fatalMessages); + + // Send the error messages out to the world + $this->getWebOutputInstance()->output($this->responseBody); + } + + // Clear response header and body + $this->setResponseBody(""); + $this->resetResponseHeaders(); } /** @@ -155,6 +209,101 @@ class HttpResponse extends BaseFrameworkSystem implements Responseable { public final function getTemplateEngine () { return $this->templateEngine; } + + /** + * Adds a fatal message id to the response. The added messages can then be + * processed and outputed to the world + * + * @param $messageId The message id we shall add + * @return void + */ + public final function addFatalMessage ($messageId) { + // Adds the resolved message id to the fatal message list + $this->fatalMessages[] = $this->getApplicationInstance()->getLanguageInstance()->getMessage($messageId); + } + + /** + * Adds a cookie to the response + * + * @param $cookieName Cookie's name + * @param $cookieValue Value to store in the cookie + * @param $encrypted Do some extra encryption on the value + * @return void + * @throws ResponseHeadersAlreadySentException If headers are already sent + */ + public function addCookie ($cookieName, $cookieValue, $encrypted = false) { + // Are headers already sent? + if (headers_sent()) { + // Throw an exception here + throw new ResponseHeadersAlreadySentException($this, self::EXCEPTION_HEADERS_ALREADY_SENT); + } // END - if + + // Shall we encrypt the cookie? + if ($encrypted === true) { + // @TODO Encryption of cookie data not yet supported + } // END - if + + // Set the cookie + //echo $cookieName."=".$cookieValue. + // ", expire=".(time()+$this->getConfigInstance()->readConfig('cookie_expire')). + // ", path=".$this->getConfigInstance()->readConfig('cookie_path'). + // ", domain=".$this->getConfigInstance()->readConfig('cookie_domain'). + // ", ssl=".$this->getConfigInstance()->readConfig('cookie_ssl'); + setcookie( + $cookieName, + $cookieValue, + (time() + $this->getConfigInstance()->readConfig('cookie_expire')), + $this->getConfigInstance()->readConfig('cookie_path'), + $this->getConfigInstance()->readConfig('cookie_domain'), + $this->getConfigInstance()->readConfig('cookie_ssl') + ); + } + + /** + * Redirect to a configured URL. The URL can be absolute or relative. In + * case of relative URL it will be extended automatically. + * + * @param $configEntry The configuration entry which holds our URL + * @return void + * @throws ResponseHeadersAlreadySentException If headers are already sent + */ + public function redirectToConfiguredUrl ($configEntry) { + // Is the header not yet sent? + if (headers_sent()) { + // Throw an exception here + throw new ResponseHeadersAlreadySentException($this, self::EXCEPTION_HEADERS_ALREADY_SENT); + } // END - if + + // Get the url from config + $url = $this->getConfigInstance()->readConfig($configEntry); + + // Do we have a "http" in front of the URL? + if (substr(strtolower($url), 0, 4) != "http") { + // Is there a / in front of the relative URL? + if (substr($url, 0, 1) == "/") $url = substr($url, 1); + + // No, then extend it with our base URL + $url = $this->getConfigInstance()->readConfig('base_url') . "/" . $url; + } // END - if + + // Clean response headers + $this->resetResponseHeaders(); + + // Add redirect header + $this->addHeader("Location", $url); + + // Set correct response status + $this->setResponseStatus("301 Moved Permanently"); + + // Clear the body + $this->setResponseBody(""); + + // Flush the result + $this->flushBuffer(); + + // All done here... + exit(); + } } // [EOF]