/**
* Returns a list of filters to add to the existing list.
*
* @return array An array of filters
*/
public function getFilters()
{
$translation_filter = new \Twig_SimpleFilter('trans', function (\Twig_Environment $env, $string) {
$globals = $env->getGlobals();
$translation = $globals['env']['translation'];
return \Skeleton\I18n\Translation::translate($string, $translation);
}, ['needs_environment' => true]);
return [$translation_filter];
}
/**
* Render
*
* @access public
* @param string $template
* @return string $html
*/
public function render($template)
{
if (strpos($template, '.') === false) {
throw new \Exception('Please provide a valid template filename. Incorrect filename "' . $template . '"');
}
list($filename, $extension) = explode('.', basename($template));
switch ($extension) {
case 'twig':
$renderer = new \Skeleton\Template\Twig\Twig();
break;
case 'tpl':
$renderer = new \Skeleton\Template\Smarty\Smarty();
break;
default:
throw new \Exception('Unknown template type');
}
if (count($this->template_directories) == 0) {
throw new \Exception('No template directory set, please set $template->set_template_directory()');
}
// Set the template path
foreach ($this->template_directories as $template_directory) {
$renderer->add_template_directory($template_directory['directory'], $template_directory['namespace']);
}
// Pass the environment variables to the template renderer
if (count($this->environment) > 0) {
foreach ($this->environment as $key => $value) {
$renderer->add_environment($key, $value);
}
}
// Pass the variables to the template renderer
foreach ($this->variables as $key => $value) {
$renderer->assign($key, $value);
}
// Set the translation object
if ($this->translation !== null) {
$renderer->set_translation($this->translation);
} else {
if (class_exists('\\Skeleton\\I18n\\Translation') and class_exists('Skeleton\\Core\\Application')) {
try {
$language = \Skeleton\Core\Application::Get()->language;
$application_name = \Skeleton\Core\Application::Get()->name;
$translation = \Skeleton\I18n\Translation::Get($language, $application_name);
$renderer->set_translation($translation);
} catch (\Exception $e) {
}
}
}
return $renderer->render($template);
}