/**
* Automatically locates the ViewModel for the configured template, unless a response has already been generated.
*
* @access public
* @return Response
*/
public function after($response)
{
// If a response has been provided, just go with it
if (!is_null($response)) {
return $response;
}
if ($this->status == 404) {
return $this->show404();
}
// Get the model - this will have previously been found
if (is_null($this->model)) {
$this->model = \CMF::currentModel();
}
if (!isset($this->template)) {
// Try and find the template from the CMF...
$this->template = \CMF::$template;
}
if (is_null($this->template)) {
return $this->show404();
}
// Determine whether the ViewModel class exists...
if ($viewClass = \CMF::hasViewModel($this->template)) {
$viewModel = new $viewClass('view', false, $this->template);
$this->bindData($viewModel);
return \Response::forge($viewModel, $this->status, $this->headers);
}
try {
$viewClass = ucfirst(\CMF::$module) . '\\View_Base';
if (!class_exists($viewClass)) {
$viewClass = '\\View_Base';
}
$viewModel = new $viewClass('view', false, $this->template);
$this->bindData($viewModel);
return \Response::forge($viewModel, $this->status, $this->headers);
} catch (\Exception $e) {
return $this->show404("The template '" . $this->template . "' couldn't be found!");
}
}
/**
* Tries to render an error response from a custom template, falling back to the default one
*/
public static function getCustomErrorResponse($message = null, $code = 500, $default_template = 'errors/http.twig')
{
$view = null;
$template = 'errors/' . $code . '.twig';
$status = \Arr::get(\Response::$statuses, $code, 'Internal Server Error');
$data = array('code' => $code, 'status' => $status, 'model' => null, 'message' => $message ? $message : \Lang::get("site.errors.http.{$code}", array('resource' => 'page'), \Lang::get("site.errors.http.default", array('resource' => 'page'), $status)));
// First try the specific error page
try {
if ($viewClass = \CMF::hasViewModel($template)) {
$view = new $viewClass('view', false, $template);
} else {
$viewClass = ucfirst(\CMF::$module) . '\\View_Base';
if (!class_exists($viewClass)) {
$viewClass = '\\View_Base';
}
$view = new $viewClass('view', false, $template);
}
$view->set($data);
$view = $view->render();
} catch (\Exception $e) {
$view = null;
}
// Then try the provided default template
if (!$view) {
try {
if ($viewClass = \CMF::hasViewModel($default_template)) {
$view = new $viewClass('view', false, $default_template);
} else {
$viewClass = ucfirst(\CMF::$module) . '\\View_Base';
if (!class_exists($viewClass)) {
$viewClass = '\\View_Base';
}
$view = new $viewClass('view', false, $default_template);
}
$view->set($data);
$view = $view->render();
} catch (\Exception $e) {
$view = null;
}
}
// Then try the above, without the view models
if (!$view) {
try {
$view = \View::forge($template, $data);
} catch (\Exception $e) {
$view = null;
}
}
if (!$view) {
try {
$view = \View::forge($default_template, $data);
} catch (\Exception $e) {
$view = null;
}
}
// If all the above hasn't worked, we can always fall back to the system template!
if (!$view) {
$view = \View::forge('errors/http', $data);
}
return new \Response($view, $code);
}
/**
* Loops through the provided nocache names and injects their executed values
* into the content
*
*/
public static function addNoCacheAreas($names, $content, $context)
{
if (count($names) === 0 || !$names) {
return $content;
}
static::$modified = true;
// Set up the twig environment for rendering the non-cached parts
\View_Twig::initLoader();
$env = \View_Twig::parser();
$template = new \CMF\Twig\TemplateInclude($env);
if (empty($context)) {
$context = array();
}
if (!empty($context['template'])) {
$module = @$context['module'];
// Determine whether the ViewModel class exists...
if ($viewClass = \CMF::hasViewModel($context['template'])) {
$context['view'] = new $viewClass('view', false, $context['template']);
} else {
try {
$viewClass = ucfirst($module) . '\\View_Base';
if (!class_exists($viewClass)) {
$viewClass = '\\View_Base';
}
$context['view'] = new $viewClass('view', false, $context['template']);
} catch (\Exception $e) {
}
}
}
foreach ($names as $name => $include) {
$content = preg_replace('/<!-- nocache_' . $name . ' .*<!-- endnocache_' . $name . ' -->/sU', $template->renderInclude($include, $context), $content);
}
return $content;
}
