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DiffusionQuery.php
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Sat, Jul 5, 18:34

DiffusionQuery.php
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<?php
abstract class DiffusionQuery extends PhabricatorQuery {
private $request;
final protected function __construct() {
// <protected>
}
protected static function newQueryObject(
$base_class,
DiffusionRequest $request) {
$repository = $request->getRepository();
$obj = self::initQueryObject($base_class, $repository);
$obj->request = $request;
return $obj;
}
final protected static function initQueryObject(
$base_class,
PhabricatorRepository $repository) {
$map = array(
PhabricatorRepositoryType::REPOSITORY_TYPE_GIT => 'Git',
PhabricatorRepositoryType::REPOSITORY_TYPE_MERCURIAL => 'Mercurial',
PhabricatorRepositoryType::REPOSITORY_TYPE_SVN => 'Svn',
);
$name = idx($map, $repository->getVersionControlSystem());
if (!$name) {
throw new Exception('Unsupported VCS!');
}
$class = str_replace('Diffusion', 'Diffusion'.$name, $base_class);
$obj = new $class();
return $obj;
}
final protected function getRequest() {
return $this->request;
}
final public static function callConduitWithDiffusionRequest(
PhabricatorUser $user,
DiffusionRequest $drequest,
$method,
array $params = array()) {
$repository = $drequest->getRepository();
$core_params = array(
'callsign' => $repository->getCallsign(),
);
if ($drequest->getBranch() !== null) {
$core_params['branch'] = $drequest->getBranch();
}
// If the method we're calling doesn't actually take some of the implicit
// parameters we derive from the DiffusionRequest, omit them.
$method_object = ConduitAPIMethod::getConduitMethod($method);
$method_params = $method_object->defineParamTypes();
foreach ($core_params as $key => $value) {
if (empty($method_params[$key])) {
unset($core_params[$key]);
}
}
$params = $params + $core_params;
$service_phid = $repository->getAlmanacServicePHID();
if ($service_phid === null) {
return id(new ConduitCall($method, $params))
->setUser($user)
->execute();
}
$service = id(new AlmanacServiceQuery())
->setViewer(PhabricatorUser::getOmnipotentUser())
->withPHIDs(array($service_phid))
->needBindings(true)
->executeOne();
if (!$service) {
throw new Exception(
pht(
'The Alamnac service for this repository is invalid or could not '.
'be loaded.'));
}
$service_type = $service->getServiceType();
if (!($service_type instanceof AlmanacClusterRepositoryServiceType)) {
throw new Exception(
pht(
'The Alamnac service for this repository does not have the correct '.
'service type.'));
}
$bindings = $service->getBindings();
if (!$bindings) {
throw new Exception(
pht(
'The Alamanc service for this repository is not bound to any '.
'interfaces.'));
}
$uris = array();
foreach ($bindings as $binding) {
$iface = $binding->getInterface();
$protocol = $binding->getAlmanacPropertyValue('protocol');
if ($protocol === 'http') {
$uris[] = 'http://'.$iface->renderDisplayAddress().'/';
} else if ($protocol === 'https' || $protocol === null) {
$uris[] = 'https://'.$iface->renderDisplayAddress().'/';
} else {
throw new Exception(
pht(
'The Almanac service for this repository has a binding to an '.
'invalid interface with an unknown protocol ("%s").',
$protocol));
}
}
shuffle($uris);
$uri = head($uris);
$domain = id(new PhutilURI(PhabricatorEnv::getURI('/')))->getDomain();
$client = id(new ConduitClient($uri))
->setHost($domain);
if ($user->isOmnipotent()) {
// If the caller is the omnipotent user (normally, a daemon), we will
// sign the request with this host's asymmetric keypair.
$public_path = AlmanacKeys::getKeyPath('device.pub');
try {
$public_key = Filesystem::readFile($public_path);
} catch (Exception $ex) {
throw new PhutilAggregateException(
pht(
'Unable to read device public key while attempting to make '.
'authenticated method call within the Phabricator cluster. '.
'Use `bin/almanac register` to register keys for this device. '.
'Exception: %s',
$ex->getMessage()),
array($ex));
}
$private_path = AlmanacKeys::getKeyPath('device.key');
try {
$private_key = Filesystem::readFile($private_path);
$private_key = new PhutilOpaqueEnvelope($private_key);
} catch (Exception $ex) {
throw new PhutilAggregateException(
pht(
'Unable to read device private key while attempting to make '.
'authenticated method call within the Phabricator cluster. '.
'Use `bin/almanac register` to register keys for this device. '.
'Exception: %s',
$ex->getMessage()),
array($ex));
}
$client->setSigningKeys($public_key, $private_key);
} else {
// If the caller is a normal user, we generate or retrieve a cluster
// API token.
$token = PhabricatorConduitToken::loadClusterTokenForUser($user);
if ($token) {
$client->setConduitToken($token->getToken());
}
}
return $client->callMethodSynchronous($method, $params);
}
public function execute() {
return $this->executeQuery();
}
abstract protected function executeQuery();
/* -( Query Utilities )---------------------------------------------------- */
final public static function loadCommitsByIdentifiers(
array $identifiers,
DiffusionRequest $drequest) {
if (!$identifiers) {
return array();
}
$commits = array();
$commit_data = array();
$repository = $drequest->getRepository();
$commits = id(new PhabricatorRepositoryCommit())->loadAllWhere(
'repositoryID = %d AND commitIdentifier IN (%Ls)',
$repository->getID(),
$identifiers);
$commits = mpull($commits, null, 'getCommitIdentifier');
// Build empty commit objects for every commit, so we can show unparsed
// commits in history views (as "Importing") instead of not showing them.
// This makes the process of importing and parsing commits clearer to the
// user.
$commit_list = array();
foreach ($identifiers as $identifier) {
$commit_obj = idx($commits, $identifier);
if (!$commit_obj) {
$commit_obj = new PhabricatorRepositoryCommit();
$commit_obj->setRepositoryID($repository->getID());
$commit_obj->setCommitIdentifier($identifier);
$commit_obj->makeEphemeral();
}
$commit_list[$identifier] = $commit_obj;
}
$commits = $commit_list;
$commit_ids = array_filter(mpull($commits, 'getID'));
if ($commit_ids) {
$commit_data = id(new PhabricatorRepositoryCommitData())->loadAllWhere(
'commitID in (%Ld)',
$commit_ids);
$commit_data = mpull($commit_data, null, 'getCommitID');
}
foreach ($commits as $commit) {
if (!$commit->getID()) {
continue;
}
if (idx($commit_data, $commit->getID())) {
$commit->attachCommitData($commit_data[$commit->getID()]);
}
}
return $commits;
}
final public static function loadHistoryForCommitIdentifiers(
array $identifiers,
DiffusionRequest $drequest) {
if (!$identifiers) {
return array();
}
$repository = $drequest->getRepository();
$commits = self::loadCommitsByIdentifiers($identifiers, $drequest);
if (!$commits) {
return array();
}
$path = $drequest->getPath();
$conn_r = $repository->establishConnection('r');
$path_normal = DiffusionPathIDQuery::normalizePath($path);
$paths = queryfx_all(
$conn_r,
'SELECT id, path FROM %T WHERE pathHash IN (%Ls)',
PhabricatorRepository::TABLE_PATH,
array(md5($path_normal)));
$paths = ipull($paths, 'id', 'path');
$path_id = idx($paths, $path_normal);
$commit_ids = array_filter(mpull($commits, 'getID'));
$path_changes = array();
if ($path_id && $commit_ids) {
$path_changes = queryfx_all(
$conn_r,
'SELECT * FROM %T WHERE commitID IN (%Ld) AND pathID = %d',
PhabricatorRepository::TABLE_PATHCHANGE,
$commit_ids,
$path_id);
$path_changes = ipull($path_changes, null, 'commitID');
}
$history = array();
foreach ($identifiers as $identifier) {
$item = new DiffusionPathChange();
$item->setCommitIdentifier($identifier);
$commit = idx($commits, $identifier);
if ($commit) {
$item->setCommit($commit);
try {
$item->setCommitData($commit->getCommitData());
} catch (Exception $ex) {
// Ignore, commit just doesn't have data.
}
$change = idx($path_changes, $commit->getID());
if ($change) {
$item->setChangeType($change['changeType']);
$item->setFileType($change['fileType']);
}
}
$history[] = $item;
}
return $history;
}
}

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