/**
* @param Resources $context
* @return Closure
*/
public static function redirector(Resources $context)
{
$redirector = function ($target, $status = 301) {
$response = new Message\Response();
$response->setStatusCode($status)->getHeaders()->set('Location', $target);
return $response;
};
return $redirector;
}
/**
* @param Message\Request $request
* @param Message\Response $response
* @return static
*/
public function register(Message\Request $request, Message\Response $response)
{
$type = $this->mime;
$mtime = $this->statValue('mtime', time());
$etag = $this->calcEtag();
$fresh = $this->freshResponse($request, $mtime, $etag);
$dispo = $this->disposition;
$length = strlen($this->data);
// Add common headers
$response->getHeaders()->add('Etag', $etag)->add('Last-Modified', Message\Headers::date($mtime));
if ($fresh) {
// 200 OK
$response->getHeaders()->add('Accept-Ranges', 'none')->add('Content-Type', $type)->add('Content-Length', $fresh ? $length : 0)->add('Content-Disposition', $dispo);
$response->setBody($this->sendHandler());
} else {
// 304 Not Modified
$response->setStatus(304)->setBody(null);
}
return $this;
}
/**
* @param ViewModel $model
* @param Response $response
* @return string
*/
public function render(ViewModel $model, Response $response = null)
{
$body = '';
$helpers = $this->getHelpers();
$suffix = $this->getScriptSuffix();
// (0) Create the ROOT node
$data = ViewData::cast($model->getData(), ['escape' => $helpers->get('escape')]);
$this->injectHelpers($data);
// (1) Render the view script
$view_name = $model->getTemplate();
if ($view_name) {
$view_script = $view_name . $suffix;
$view_path = $this->templatePath($view_script);
if (file_exists($view_path)) {
$body = $this->renderScript($view_path, $data);
} else {
throw new Exception\RuntimeException("Script file ({$view_path}) not found");
}
}
// (2) Render the layout
$layout_name = $this->modelLayout($model);
if ($layout_name) {
$layout_script = $layout_name . $suffix;
$layout_path = $this->templatePath($layout_script);
if (file_exists($layout_path)) {
$data['content'] = $body;
$body = $this->renderScript($layout_path, $data);
} else {
throw new Exception\RuntimeException("Layout file ({$layout_path}) not found");
}
}
// (3) Push
if ($response) {
$response->setBody($body);
}
return $body;
}
/**
*
*/
public function render(ViewModel $model, Response $response)
{
$body = '';
$engine = $this->getEngine();
// Create the ROOT node
$data = $this->dataNode($model->getData(), false);
// Get the layout name
$layout_name = $model->getLayout();
$engine->defAlias('layout', $layout_name);
// (1) Render the view script
$view_name = $model->getTemplate();
if ($view_name) {
$body = $engine->execute($view_name, $data, null);
if ($body === false) {
$error = $engine->getFirstError();
$this->logSubError($error);
$info = isset($error['message']) ? '(' . $error['message'] . ')' : '';
throw new Exception\RuntimeException("View script [{$view_name}] could not be loaded {$info}");
}
}
// Push view errors (DEBUG)
$data['view_errors'] = $engine->getErrors();
// (2) Render the layout
if ($layout_name) {
$data['content'] = $body;
$layout = $engine->execute($layout_name, $data, null);
if ($layout === false) {
$error = $engine->getFirstError();
$this->logSubError($error);
$info = isset($error['message']) ? '(' . $error['message'] . ')' : '';
throw new Exception\RuntimeException("Layout script [{$layout_name}] could not be loaded {$info}");
}
$body = $layout;
}
$response->setBody($body);
}
/**
* @param Message\Request $request
* @param Message\Response $response
* @return static
*/
public function register(Message\Request $request, Message\Response $response)
{
$info = pathinfo($this->filename);
$mtime = $this->statValue('mtime', time());
$etag = $this->fileEtag($this->filename);
$fresh = $this->freshResponse($request, $mtime, $etag);
$length = $this->statValue('size');
// Add common headers
$response->getHeaders()->add('Etag', $etag)->add('Last-Modified', Message\Headers::date($mtime));
if ($fresh) {
// 200 OK
$headers = $response->getHeaders();
$headers->add('Accept-Ranges', 'none')->add('Content-Type', $this->contentType($info))->add('Content-Disposition', $this->getDispoString());
if ($fresh) {
if ($length !== null) {
$headers->add('Content-Length', $length);
}
} else {
$headers->add('Content-Length', 0);
}
$response->setBody($this->sendHandler());
$this->autoclose = false;
} else {
// 304 Not Modified
$response->setStatus(304)->setBody(null);
}
return $this;
}
/**
*
* @param Message\Response $response
*/
protected function emitBody(Message\Response $response)
{
$handled = true;
$body = $response->getBody();
if (is_string($body)) {
echo $body;
} elseif (is_resource($body)) {
while (!feof($body)) {
$data = fread($body, 8192);
echo $data;
}
fclose($body);
} elseif (is_callable($body)) {
$body();
} else {
$handled = false;
}
return $handled;
}
