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PhabricatorRepositoryCommitHeraldWorker.php
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Fri, Jul 26, 16:06

PhabricatorRepositoryCommitHeraldWorker.php
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<?php
final class PhabricatorRepositoryCommitHeraldWorker
extends PhabricatorRepositoryCommitParserWorker {
protected function getImportStepFlag() {
return PhabricatorRepositoryCommit::IMPORTED_HERALD;
}
public function getRequiredLeaseTime() {
// Herald rules may take a long time to process.
return phutil_units('4 hours in seconds');
}
protected function parseCommit(
PhabricatorRepository $repository,
PhabricatorRepositoryCommit $commit) {
if ($this->shouldSkipImportStep()) {
// This worker has no followup tasks, so we can just bail out
// right away without queueing anything.
return;
}
// Reload the commit to pull commit data and audit requests.
$commit = id(new DiffusionCommitQuery())
->setViewer(PhabricatorUser::getOmnipotentUser())
->withIDs(array($commit->getID()))
->needCommitData(true)
->needAuditRequests(true)
->executeOne();
$data = $commit->getCommitData();
if (!$data) {
throw new PhabricatorWorkerPermanentFailureException(
pht(
'Unable to load commit data. The data for this task is invalid '.
'or no longer exists.'));
}
$commit->attachRepository($repository);
$content_source = $this->newContentSource();
$committer_phid = $data->getCommitDetail('committerPHID');
$author_phid = $data->getCommitDetail('authorPHID');
$acting_as_phid = nonempty(
$committer_phid,
$author_phid,
id(new PhabricatorDiffusionApplication())->getPHID());
$editor = id(new PhabricatorAuditEditor())
->setActor(PhabricatorUser::getOmnipotentUser())
->setActingAsPHID($acting_as_phid)
->setContinueOnMissingFields(true)
->setContinueOnNoEffect(true)
->setContentSource($content_source);
$xactions = array();
$xactions[] = id(new PhabricatorAuditTransaction())
->setTransactionType(PhabricatorAuditTransaction::TYPE_COMMIT)
->setDateCreated($commit->getEpoch())
->setNewValue(array(
'description' => $data->getCommitMessage(),
'summary' => $data->getSummary(),
'authorName' => $data->getAuthorName(),
'authorPHID' => $commit->getAuthorPHID(),
'committerName' => $data->getCommitDetail('committer'),
'committerPHID' => $data->getCommitDetail('committerPHID'),
));
$reverts_refs = id(new DifferentialCustomFieldRevertsParser())
->parseCorpus($data->getCommitMessage());
$reverts = array_mergev(ipull($reverts_refs, 'monograms'));
if ($reverts) {
$reverted_commits = id(new DiffusionCommitQuery())
->setViewer(PhabricatorUser::getOmnipotentUser())
->withRepository($repository)
->withIdentifiers($reverts)
->execute();
$reverted_commit_phids = mpull($reverted_commits, 'getPHID', 'getPHID');
// NOTE: Skip any write attempts if a user cleverly implies a commit
// reverts itself.
unset($reverted_commit_phids[$commit->getPHID()]);
$reverts_edge = DiffusionCommitRevertsCommitEdgeType::EDGECONST;
$xactions[] = id(new PhabricatorAuditTransaction())
->setTransactionType(PhabricatorTransactions::TYPE_EDGE)
->setMetadataValue('edge:type', $reverts_edge)
->setNewValue(array('+' => array_fuse($reverted_commit_phids)));
}
try {
$raw_patch = $this->loadRawPatchText($repository, $commit);
} catch (Exception $ex) {
$raw_patch = pht('Unable to generate patch: %s', $ex->getMessage());
}
$editor->setRawPatch($raw_patch);
return $editor->applyTransactions($commit, $xactions);
}
private function loadRawPatchText(
PhabricatorRepository $repository,
PhabricatorRepositoryCommit $commit) {
$viewer = PhabricatorUser::getOmnipotentUser();
$identifier = $commit->getCommitIdentifier();
$drequest = DiffusionRequest::newFromDictionary(
array(
'user' => $viewer,
'repository' => $repository,
));
$time_key = 'metamta.diffusion.time-limit';
$byte_key = 'metamta.diffusion.byte-limit';
$time_limit = PhabricatorEnv::getEnvConfig($time_key);
$byte_limit = PhabricatorEnv::getEnvConfig($byte_key);
$diff_info = DiffusionQuery::callConduitWithDiffusionRequest(
$viewer,
$drequest,
'diffusion.rawdiffquery',
array(
'commit' => $identifier,
'linesOfContext' => 3,
'timeout' => $time_limit,
'byteLimit' => $byte_limit,
));
if ($diff_info['tooSlow']) {
throw new Exception(
pht(
'Patch generation took longer than configured limit ("%s") of '.
'%s second(s).',
$time_key,
new PhutilNumber($time_limit)));
}
if ($diff_info['tooHuge']) {
$pretty_limit = phutil_format_bytes($byte_limit);
throw new Exception(
pht(
'Patch size exceeds configured byte size limit ("%s") of %s.',
$byte_key,
$pretty_limit));
}
$file_phid = $diff_info['filePHID'];
$file = id(new PhabricatorFileQuery())
->setViewer($viewer)
->withPHIDs(array($file_phid))
->executeOne();
if (!$file) {
throw new Exception(
pht(
'Failed to load file ("%s") returned by "%s".',
$file_phid,
'diffusion.rawdiffquery'));
}
return $file->loadFileData();
}
}

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