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TransactionSearchConduitAPIMethod.php
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Mon, Nov 25, 21:34

TransactionSearchConduitAPIMethod.php
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<?php
final class TransactionSearchConduitAPIMethod
extends ConduitAPIMethod {
public function getAPIMethodName() {
return 'transaction.search';
}
public function getMethodDescription() {
return pht('Read transactions for an object.');
}
public function getMethodStatus() {
return self::METHOD_STATUS_UNSTABLE;
}
public function getMethodStatusDescription() {
return pht('This method is new and experimental.');
}
protected function defineParamTypes() {
return array(
'objectIdentifier' => 'phid|string',
'constraints' => 'map<string, wild>',
) + $this->getPagerParamTypes();
}
protected function defineReturnType() {
return 'list<dict>';
}
protected function defineErrorTypes() {
return array();
}
protected function execute(ConduitAPIRequest $request) {
$viewer = $request->getUser();
$pager = $this->newPager($request);
$object_name = $request->getValue('objectIdentifier', null);
if (!strlen($object_name)) {
throw new Exception(
pht(
'When calling "transaction.search", you must provide an object to '.
'retrieve transactions for.'));
}
$object = id(new PhabricatorObjectQuery())
->setViewer($viewer)
->withNames(array($object_name))
->executeOne();
if (!$object) {
throw new Exception(
pht(
'No object "%s" exists.',
$object_name));
}
if (!($object instanceof PhabricatorApplicationTransactionInterface)) {
throw new Exception(
pht(
'Object "%s" does not implement "%s", so transactions can not '.
'be loaded for it.'));
}
$xaction_query = PhabricatorApplicationTransactionQuery::newQueryForObject(
$object);
$xaction_query
->needHandles(false)
->withObjectPHIDs(array($object->getPHID()))
->setViewer($viewer);
$constraints = $request->getValue('constraints', array());
PhutilTypeSpec::checkMap(
$constraints,
array(
'phids' => 'optional list<string>',
));
$with_phids = idx($constraints, 'phids');
if ($with_phids === array()) {
throw new Exception(
pht(
'Constraint "phids" to "transaction.search" requires nonempty list, '.
'empty list provided.'));
}
if ($with_phids) {
$xaction_query->withPHIDs($with_phids);
}
$xactions = $xaction_query->executeWithCursorPager($pager);
$comment_map = array();
if ($xactions) {
$template = head($xactions)->getApplicationTransactionCommentObject();
if ($template) {
$query = new PhabricatorApplicationTransactionTemplatedCommentQuery();
$comment_map = $query
->setViewer($viewer)
->setTemplate($template)
->withTransactionPHIDs(mpull($xactions, 'getPHID'))
->execute();
$comment_map = msort($comment_map, 'getCommentVersion');
$comment_map = array_reverse($comment_map);
$comment_map = mgroup($comment_map, 'getTransactionPHID');
}
}
$modular_classes = array();
$modular_objects = array();
$modular_xactions = array();
foreach ($xactions as $xaction) {
if (!$xaction instanceof PhabricatorModularTransaction) {
continue;
}
// TODO: Hack things so certain transactions which don't have a modular
// type yet can use a pseudotype until they modularize. Some day, we'll
// modularize everything and remove this.
switch ($xaction->getTransactionType()) {
case DifferentialTransaction::TYPE_INLINE:
$modular_template = new DifferentialRevisionInlineTransaction();
break;
default:
$modular_template = $xaction->getModularType();
break;
}
$modular_class = get_class($modular_template);
if (!isset($modular_objects[$modular_class])) {
try {
$modular_object = newv($modular_class, array());
$modular_objects[$modular_class] = $modular_object;
} catch (Exception $ex) {
continue;
}
}
$modular_classes[$xaction->getPHID()] = $modular_class;
$modular_xactions[$modular_class][] = $xaction;
}
$modular_data_map = array();
foreach ($modular_objects as $class => $modular_type) {
$modular_data_map[$class] = $modular_type
->setViewer($viewer)
->loadTransactionTypeConduitData($modular_xactions[$class]);
}
$data = array();
foreach ($xactions as $xaction) {
$comments = idx($comment_map, $xaction->getPHID());
$comment_data = array();
if ($comments) {
$removed = head($comments)->getIsDeleted();
foreach ($comments as $comment) {
if ($removed) {
// If the most recent version of the comment has been removed,
// don't show the history. This is for consistency with the web
// UI, which also prevents users from retrieving the content of
// removed comments.
$content = array(
'raw' => '',
);
} else {
$content = array(
'raw' => (string)$comment->getContent(),
);
}
$comment_data[] = array(
'id' => (int)$comment->getID(),
'phid' => (string)$comment->getPHID(),
'version' => (int)$comment->getCommentVersion(),
'authorPHID' => (string)$comment->getAuthorPHID(),
'dateCreated' => (int)$comment->getDateCreated(),
'dateModified' => (int)$comment->getDateModified(),
'removed' => (bool)$comment->getIsDeleted(),
'content' => $content,
);
}
}
$fields = array();
$type = null;
if (isset($modular_classes[$xaction->getPHID()])) {
$modular_class = $modular_classes[$xaction->getPHID()];
$modular_object = $modular_objects[$modular_class];
$modular_data = $modular_data_map[$modular_class];
$type = $modular_object->getTransactionTypeForConduit($xaction);
$fields = $modular_object->getFieldValuesForConduit(
$xaction,
$modular_data);
}
if (!$fields) {
$fields = (object)$fields;
}
// If we haven't found a modular type, fallback for some simple core
// types. Ideally, we'll modularize everything some day.
if ($type === null) {
switch ($xaction->getTransactionType()) {
case PhabricatorTransactions::TYPE_COMMENT:
$type = 'comment';
break;
case PhabricatorTransactions::TYPE_CREATE:
$type = 'create';
break;
}
}
$data[] = array(
'id' => (int)$xaction->getID(),
'phid' => (string)$xaction->getPHID(),
'type' => $type,
'authorPHID' => (string)$xaction->getAuthorPHID(),
'objectPHID' => (string)$xaction->getObjectPHID(),
'dateCreated' => (int)$xaction->getDateCreated(),
'dateModified' => (int)$xaction->getDateModified(),
'comments' => $comment_data,
'fields' => $fields,
);
}
$results = array(
'data' => $data,
);
return $this->addPagerResults($results, $pager);
}
}

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