public function handleRequest(AphrontRequest $request)
{
$response = $this->loadDiffusionContext();
if ($response) {
return $response;
}
$viewer = $this->getViewer();
$drequest = $this->getDiffusionRequest();
$content = array();
$data = $this->callConduitWithDiffusionRequest('diffusion.diffquery', array('commit' => $drequest->getCommit(), 'path' => $drequest->getPath()));
$drequest->updateSymbolicCommit($data['effectiveCommit']);
$raw_changes = ArcanistDiffChange::newFromConduit($data['changes']);
$diff = DifferentialDiff::newEphemeralFromRawChanges($raw_changes);
$changesets = $diff->getChangesets();
$changeset = reset($changesets);
if (!$changeset) {
// TODO: Refine this.
return new Aphront404Response();
}
$repository = $drequest->getRepository();
$changesets = array(0 => $changeset);
$changeset_view = new DifferentialChangesetListView();
$changeset_view->setTitle(pht('Change'));
$changeset_view->setChangesets($changesets);
$changeset_view->setVisibleChangesets($changesets);
$changeset_view->setRenderingReferences(array(0 => $drequest->generateURI(array('action' => 'rendering-ref'))));
$raw_params = array('action' => 'browse', 'params' => array('view' => 'raw'));
$right_uri = $drequest->generateURI($raw_params);
$raw_params['params']['before'] = $drequest->getStableCommit();
$left_uri = $drequest->generateURI($raw_params);
$changeset_view->setRawFileURIs($left_uri, $right_uri);
$changeset_view->setRenderURI($repository->getPathURI('diff/'));
$changeset_view->setWhitespace(DifferentialChangesetParser::WHITESPACE_SHOW_ALL);
$changeset_view->setUser($viewer);
// TODO: This is pretty awkward, unify the CSS between Diffusion and
// Differential better.
require_celerity_resource('differential-core-view-css');
$content[] = $changeset_view->render();
$crumbs = $this->buildCrumbs(array('branch' => true, 'path' => true, 'view' => 'change'));
$links = $this->renderPathLinks($drequest, $mode = 'browse');
$header = id(new PHUIHeaderView())->setHeader($links)->setUser($viewer)->setPolicyObject($drequest->getRepository());
$actions = $this->buildActionView($drequest);
$properties = $this->buildPropertyView($drequest, $actions);
$object_box = id(new PHUIObjectBoxView())->setHeader($header)->addPropertyList($properties);
return $this->newPage()->setTitle(array(basename($drequest->getPath()), $repository->getDisplayName()))->setCrumbs($crumbs)->appendChild(array($object_box, $content));
}
public function loadChangesetsForCommit($identifier)
{
$byte_limit = HeraldCommitAdapter::getEnormousByteLimit();
$time_limit = HeraldCommitAdapter::getEnormousTimeLimit();
$vcs = $this->getRepository()->getVersionControlSystem();
switch ($vcs) {
case PhabricatorRepositoryType::REPOSITORY_TYPE_GIT:
case PhabricatorRepositoryType::REPOSITORY_TYPE_MERCURIAL:
// For git and hg, we can use normal commands.
$drequest = DiffusionRequest::newFromDictionary(array('repository' => $this->getRepository(), 'user' => $this->getViewer(), 'commit' => $identifier));
$raw_diff = DiffusionRawDiffQuery::newFromDiffusionRequest($drequest)->setTimeout($time_limit)->setByteLimit($byte_limit)->setLinesOfContext(0)->loadRawDiff();
break;
case PhabricatorRepositoryType::REPOSITORY_TYPE_SVN:
// TODO: This diff has 3 lines of context, which produces slightly
// incorrect "added file content" and "removed file content" results.
// This may also choke on binaries, but "svnlook diff" does not support
// the "--diff-cmd" flag.
// For subversion, we need to use `svnlook`.
$future = new ExecFuture('svnlook diff -t %s %s', $this->subversionTransaction, $this->subversionRepository);
$future->setTimeout($time_limit);
$future->setStdoutSizeLimit($byte_limit);
$future->setStderrSizeLimit($byte_limit);
list($raw_diff) = $future->resolvex();
break;
default:
throw new Exception(pht("Unknown VCS '%s!'", $vcs));
}
if (strlen($raw_diff) >= $byte_limit) {
throw new Exception(pht('The raw text of this change is enormous (larger than %d ' . 'bytes). Herald can not process it.', $byte_limit));
}
if (!strlen($raw_diff)) {
// If the commit is actually empty, just return no changesets.
return array();
}
$parser = new ArcanistDiffParser();
$changes = $parser->parseDiff($raw_diff);
$diff = DifferentialDiff::newEphemeralFromRawChanges($changes);
return $diff->getChangesets();
}
public static function convertToDifferentialChangesets(PhabricatorUser $user, array $changes)
{
assert_instances_of($changes, __CLASS__);
$arcanist_changes = self::convertToArcanistChanges($changes);
$diff = DifferentialDiff::newEphemeralFromRawChanges($arcanist_changes);
return $diff->getChangesets();
}
/**
* Generate an @{class:DifferentialChangeset} from two raw files. This is
* principally useful because you can feed the output to
* @{class:DifferentialChangesetParser} in order to render it.
*
* @param string Entire previous file content.
* @param string Entire current file content.
* @return @{class:DifferentialChangeset} Synthetic changeset.
* @task diff
*/
public function generateChangesetFromFileContent($old, $new)
{
$diff = $this->generateRawDiffFromFileContent($old, $new);
$changes = id(new ArcanistDiffParser())->parseDiff($diff);
$diff = DifferentialDiff::newEphemeralFromRawChanges($changes);
return head($diff->getChangesets());
}
private function loadCommitDiff()
{
$drequest = DiffusionRequest::newFromDictionary(array('user' => PhabricatorUser::getOmnipotentUser(), 'repository' => $this->repository, 'commit' => $this->commit->getCommitIdentifier()));
$byte_limit = self::getEnormousByteLimit();
$raw = DiffusionQuery::callConduitWithDiffusionRequest(PhabricatorUser::getOmnipotentUser(), $drequest, 'diffusion.rawdiffquery', array('commit' => $this->commit->getCommitIdentifier(), 'timeout' => self::getEnormousTimeLimit(), 'byteLimit' => $byte_limit, 'linesOfContext' => 0));
if (strlen($raw) >= $byte_limit) {
throw new Exception(pht('The raw text of this change is enormous (larger than %d bytes). ' . 'Herald can not process it.', $byte_limit));
}
$parser = new ArcanistDiffParser();
$changes = $parser->parseDiff($raw);
$diff = DifferentialDiff::newEphemeralFromRawChanges($changes);
return $diff;
}
private function loadCommitDiff()
{
$byte_limit = self::getEnormousByteLimit();
$raw = $this->callConduit('diffusion.rawdiffquery', array('commit' => $this->commit->getCommitIdentifier(), 'timeout' => self::getEnormousTimeLimit(), 'byteLimit' => $byte_limit, 'linesOfContext' => 0));
if (strlen($raw) >= $byte_limit) {
throw new Exception(pht('The raw text of this change is enormous (larger than %d bytes). ' . 'Herald can not process it.', $byte_limit));
}
$parser = new ArcanistDiffParser();
$changes = $parser->parseDiff($raw);
$diff = DifferentialDiff::newEphemeralFromRawChanges($changes);
return $diff;
}
public function handleRequest(AphrontRequest $request)
{
$response = $this->loadDiffusionContext();
if ($response) {
return $response;
}
$viewer = $this->getViewer();
$drequest = $this->getDiffusionRequest();
if (!$request->isAjax()) {
// This request came out of the dropdown menu, either "View Standalone"
// or "View Raw File".
$view = $request->getStr('view');
if ($view == 'r') {
$uri = $drequest->generateURI(array('action' => 'browse', 'params' => array('view' => 'raw')));
} else {
$uri = $drequest->generateURI(array('action' => 'change'));
}
return id(new AphrontRedirectResponse())->setURI($uri);
}
$data = $this->callConduitWithDiffusionRequest('diffusion.diffquery', array('commit' => $drequest->getCommit(), 'path' => $drequest->getPath()));
$drequest->updateSymbolicCommit($data['effectiveCommit']);
$raw_changes = ArcanistDiffChange::newFromConduit($data['changes']);
$diff = DifferentialDiff::newEphemeralFromRawChanges($raw_changes);
$changesets = $diff->getChangesets();
$changeset = reset($changesets);
if (!$changeset) {
return new Aphront404Response();
}
$parser = new DifferentialChangesetParser();
$parser->setUser($viewer);
$parser->setChangeset($changeset);
$parser->setRenderingReference($drequest->generateURI(array('action' => 'rendering-ref')));
$parser->readParametersFromRequest($request);
$coverage = $drequest->loadCoverage();
if ($coverage) {
$parser->setCoverage($coverage);
}
$commit = $drequest->loadCommit();
$pquery = new DiffusionPathIDQuery(array($changeset->getFilename()));
$ids = $pquery->loadPathIDs();
$path_id = $ids[$changeset->getFilename()];
$parser->setLeftSideCommentMapping($path_id, false);
$parser->setRightSideCommentMapping($path_id, true);
$parser->setCanMarkDone($commit->getAuthorPHID() && $viewer->getPHID() == $commit->getAuthorPHID());
$parser->setObjectOwnerPHID($commit->getAuthorPHID());
$parser->setWhitespaceMode(DifferentialChangesetParser::WHITESPACE_SHOW_ALL);
$inlines = PhabricatorAuditInlineComment::loadDraftAndPublishedComments($viewer, $commit->getPHID(), $path_id);
if ($inlines) {
foreach ($inlines as $inline) {
$parser->parseInlineComment($inline);
}
$phids = mpull($inlines, 'getAuthorPHID');
$handles = $this->loadViewerHandles($phids);
$parser->setHandles($handles);
}
$engine = new PhabricatorMarkupEngine();
$engine->setViewer($viewer);
foreach ($inlines as $inline) {
$engine->addObject($inline, PhabricatorInlineCommentInterface::MARKUP_FIELD_BODY);
}
$engine->process();
$parser->setMarkupEngine($engine);
$spec = $request->getStr('range');
list($range_s, $range_e, $mask) = DifferentialChangesetParser::parseRangeSpecification($spec);
$parser->setRange($range_s, $range_e);
$parser->setMask($mask);
return id(new PhabricatorChangesetResponse())->setRenderedChangeset($parser->renderChangeset())->setUndoTemplates($parser->getRenderer()->renderUndoTemplates());
}
private function loadCommitDiff()
{
$viewer = PhabricatorUser::getOmnipotentUser();
$byte_limit = self::getEnormousByteLimit();
$time_limit = self::getEnormousTimeLimit();
$diff_info = $this->callConduit('diffusion.rawdiffquery', array('commit' => $this->commit->getCommitIdentifier(), 'timeout' => $time_limit, 'byteLimit' => $byte_limit, 'linesOfContext' => 0));
if ($diff_info['tooHuge']) {
throw new Exception(pht('The raw text of this change is enormous (larger than %s byte(s)). ' . 'Herald can not process it.', new PhutilNumber($byte_limit)));
}
if ($diff_info['tooSlow']) {
throw new Exception(pht('The raw text of this change took too long to process (longer ' . 'than %s second(s)). Herald can not process it.', new PhutilNumber($time_limit)));
}
$file_phid = $diff_info['filePHID'];
$diff_file = id(new PhabricatorFileQuery())->setViewer($viewer)->withPHIDs(array($file_phid))->executeOne();
if (!$diff_file) {
throw new Exception(pht('Failed to load diff ("%s") for this change.', $file_phid));
}
$raw = $diff_file->loadFileData();
$parser = new ArcanistDiffParser();
$changes = $parser->parseDiff($raw);
$diff = DifferentialDiff::newEphemeralFromRawChanges($changes);
return $diff;
}
