public function getContent($processingTimeStart = null)
{
global $IP, $wgEnableSASSSourceMaps;
wfProfileIn(__METHOD__);
$processingTimeStart = null;
if ($this->mForceProfile) {
$processingTimeStart = microtime(true);
}
$memc = F::App()->wg->Memc;
$this->mContent = null;
$content = null;
$sassService = null;
$hasErrors = false;
try {
$sassService = SassService::newFromFile("{$IP}/{$this->mOid}");
$sassService->setSassVariables($this->mParams);
$sassService->enableSourceMaps(!empty($wgEnableSASSSourceMaps));
$sassService->setFilters(SassService::FILTER_IMPORT_CSS | SassService::FILTER_CDN_REWRITE | SassService::FILTER_BASE64 | SassService::FILTER_JANUS);
$cacheId = __CLASS__ . "-minified-" . $sassService->getCacheKey();
$content = $memc->get($cacheId);
} catch (Exception $e) {
$content = "/* {$e->getMessage()} */";
$hasErrors = true;
}
if ($content) {
$this->mContent = $content;
} else {
// todo: add extra logging of AM request in case of any error
try {
$this->mContent = $sassService->getCss(false);
} catch (Exception $e) {
$this->mContent = $this->makeComment($e->getMessage());
$hasErrors = true;
}
// This is the final pass on contents which, among other things, performs minification
parent::getContent($processingTimeStart);
// Prevent cache poisoning if we are serving sass from preview server
if (!empty($cacheId) && getHostPrefix() == null && !$this->mForceProfile && !$hasErrors) {
$memc->set($cacheId, $this->mContent, WikiaResponse::CACHE_STANDARD);
}
}
if ($hasErrors) {
wfProfileOut(__METHOD__);
throw new Exception($this->mContent);
}
wfProfileOut(__METHOD__);
return $this->mContent;
}
protected function processData($input)
{
$result = array();
if (isset($input['styles'])) {
$styles = $input['styles'];
try {
$sassService = SassService::newFromString($input['styles'], 0, '');
$sassService->setFilters(SassService::FILTER_IMPORT_CSS | SassService::FILTER_CDN_REWRITE | SassService::FILTER_BASE64 | SassService::FILTER_JANUS | SassService::FILTER_MINIFY);
$styles = '/*SASS*/' . $sassService->getCss();
} catch (Exception $e) {
$styles = "/* SASS processing failed */\n\n";
$styles .= $input['styles'];
}
$result['styles'] = $styles;
}
if (isset($input['scripts'])) {
$result['scripts'] = $input['scripts'];
}
return $result;
}
protected function getFileModificationTime($fileName)
{
switch (self::getFileType($fileName)) {
case self::FILE_TYPE_REGULAR:
return filemtime($fileName);
break;
case self::FILE_TYPE_SASS:
$sass = new SassService($fileName);
return $sass->getModificationTime();
break;
}
}
/**
* Get a default Sass compiler instance
*
* @return ExternalRubyCompiler
*/
public static function getDefaultCompiler()
{
if (self::$defaultCompiler === null) {
$app = F::app();
self::$defaultCompiler = new ExternalRubyCompiler(array('rootDir' => $app->getGlobal('IP'), 'sassExecutable' => $app->wg->SassExecutable));
}
return self::$defaultCompiler;
}
protected function getFileModificationTime($fileName)
{
switch (self::getFileType($fileName)) {
case self::FILE_TYPE_REGULAR:
return filemtime($fileName);
break;
case self::FILE_TYPE_SASS:
return SassService::newFromFile($fileName)->getModifiedTime();
break;
}
}
