function buildCss($path)
{
$app = JFactory::getApplication();
// get vars last-modified
$vars_lm = $app->getUserState('vars_last_modified', 0);
$theme = $app->getUserState('vars_theme', '');
// less file last-modified
$filepath = JPATH_ROOT . '/' . $path;
$less_lm = filemtime($filepath);
// get css cached file
$cssfile = PLAZART_DEV_FOLDER . '/' . ($theme ? $theme . '/' : '') . str_replace('/', '.', $path) . '.css';
$cssurl = JURI::base(true) . '/' . $cssfile;
$csspath = JPATH_ROOT . '/' . $cssfile;
if (is_file($csspath) && filemtime($csspath) > $less_lm && filemtime($csspath) > $vars_lm) {
return $cssurl;
}
// not cached, build & store it
if (!$this->compileCss($path, $cssfile)) {
Plazart::error(JText::sprintf('PLAZART_MSG_DEVFOLDER_NOT_WRITABLE', PLAZART_DEV_FOLDER));
}
return $cssurl;
}
