private function reparseToFetchSemanticData($title)
{
$contentParser = $this->applicationFactory->newContentParser($title);
$parserOutput = $contentParser->parse()->getOutput();
if ($parserOutput === null) {
return null;
}
if (method_exists($parserOutput, 'getExtensionData')) {
return $parserOutput->getExtensionData('smwdata');
}
return $parserOutput->mSMWData;
}
/**
* #347 showed that an external process (e.g. RefreshLinksJob) can inject a
* ParserOutput without/cleared SemanticData which forces the Store updater
* to create an empty container that will clear all existing data.
*
* To ensure that for a Title and its current revision an empty ParserOutput
* object is really meant to be "empty" (e.g. delete action initiated by a
* human) the content is re-parsed in order to fetch the newest available data
*
* @note Parsing is expensive but it is more expensive to loose data or to
* expect that an external process adheres the object contract
*/
private function refetchSemanticData()
{
wfDebug(__METHOD__ . ' Empty SemanticData / re-parsing: ' . $this->linksUpdate->getTitle()->getPrefixedDBkey() . "\n");
$contentParser = $this->applicationFactory->newContentParser($this->linksUpdate->getTitle());
$parserOutput = $contentParser->parse()->getOutput();
if ($parserOutput === null) {
return null;
}
if (method_exists($parserOutput, 'getExtensionData')) {
return $parserOutput->getExtensionData('smwdata');
}
return $parserOutput->mSMWData;
}
private function needToParsePageContentBeforeUpdate()
{
$contentParser = $this->applicationFactory->newContentParser($this->getTitle());
$contentParser->forceToUseParser();
$contentParser->parse();
if (!$contentParser->getOutput() instanceof ParserOutput) {
$this->setLastError($contentParser->getErrors());
return false;
}
$parserData = $this->applicationFactory->newParserData($this->getTitle(), $contentParser->getOutput());
return $this->updateStore($parserData);
}
/**
* SMW_UJ_PM_NP = new Parser to avoid "Parser state cleared" exception
*/
private function needToParsePageContentBeforeUpdate()
{
$contentParser = $this->applicationFactory->newContentParser($this->getTitle());
if ($this->getParameter('pm') === ($this->getParameter('pm') | SMW_UJ_PM_NP)) {
$contentParser->setParser(new \Parser($GLOBALS['wgParserConf']));
}
$contentParser->parse();
if (!$contentParser->getOutput() instanceof ParserOutput) {
$this->setLastError($contentParser->getErrors());
return false;
}
$parserData = $this->applicationFactory->newParserData($this->getTitle(), $contentParser->getOutput());
return $this->updateStore($parserData);
}
