/**
* Generate view aliases based on provided view namespace and directory under such namespace.
*
* @param ViewManager $viewManager
* @param TemplateProcessor $templater
* @param array $token
*/
protected function buildAliases(ViewManager $viewManager, TemplateProcessor $templater, array $token)
{
if (isset(self::$cache[$this->importID()])) {
//Already generated
$this->aliases = self::$cache[$this->importID()];
return;
}
try {
$views = $viewManager->getViews($this->namespace);
} catch (ViewException $exception) {
//Unable to generate import
throw new TemplaterException($exception->getMessage(), $token, $exception->getCode(), $exception);
}
foreach ($views as $view => $engine) {
if (!empty($this->directory) && strpos($view, $this->directory) !== 0) {
//Different directory
continue;
}
//Remove directory from view name
$alias = ltrim(substr($view, strlen($this->directory)), '/');
//Replace path separator (must be normalized) with tag path separator (usually .)
$alias = str_replace('/', $templater->getOptions()['separator'], $alias);
//View alias = namespace:view.subView
$alias = $this->outerNamespace . $templater->getOptions()['nsSeparator'] . $alias;
$this->aliases[$alias] = $view;
}
if (empty($this->aliases)) {
throw new TemplaterException("No views were found under directory '{$this->directory}' in namespace '{$this->namespace}'.", $token);
}
//Caching
self::$cache[$this->importID()] = $this->aliases;
}
