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phorge/src/applications/maniphest/query/ManiphestTaskQuery.php
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ManiphestTaskQuery.php
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<?php
/**
* Query tasks by specific criteria. This class uses the higher-performance
* but less-general Maniphest indexes to satisfy queries.
*/
final class ManiphestTaskQuery extends PhabricatorCursorPagedPolicyAwareQuery {
private $taskIDs = array();
private $taskPHIDs = array();
private $authorPHIDs = array();
private $ownerPHIDs = array();
private $includeUnowned = null;
private $projectPHIDs = array();
private $xprojectPHIDs = array();
private $subscriberPHIDs = array();
private $anyProjectPHIDs = array();
private $anyUserProjectPHIDs = array();
private $includeNoProject = null;
private $dateCreatedAfter;
private $dateCreatedBefore;
private $dateModifiedAfter;
private $dateModifiedBefore;
private $fullTextSearch = '';
private $status = 'status-any';
const STATUS_ANY = 'status-any';
const STATUS_OPEN = 'status-open';
const STATUS_CLOSED = 'status-closed';
const STATUS_RESOLVED = 'status-resolved';
const STATUS_WONTFIX = 'status-wontfix';
const STATUS_INVALID = 'status-invalid';
const STATUS_SPITE = 'status-spite';
const STATUS_DUPLICATE = 'status-duplicate';
private $statuses;
private $priorities;
private $groupBy = 'group-none';
const GROUP_NONE = 'group-none';
const GROUP_PRIORITY = 'group-priority';
const GROUP_OWNER = 'group-owner';
const GROUP_STATUS = 'group-status';
const GROUP_PROJECT = 'group-project';
private $orderBy = 'order-modified';
const ORDER_PRIORITY = 'order-priority';
const ORDER_CREATED = 'order-created';
const ORDER_MODIFIED = 'order-modified';
const ORDER_TITLE = 'order-title';
const DEFAULT_PAGE_SIZE = 1000;
public function withAuthors(array $authors) {
$this->authorPHIDs = $authors;
return $this;
}
public function withIDs(array $ids) {
$this->taskIDs = $ids;
return $this;
}
public function withPHIDs(array $phids) {
$this->taskPHIDs = $phids;
return $this;
}
public function withOwners(array $owners) {
$this->includeUnowned = false;
foreach ($owners as $k => $phid) {
if ($phid == ManiphestTaskOwner::OWNER_UP_FOR_GRABS || $phid === null) {
$this->includeUnowned = true;
unset($owners[$k]);
break;
}
}
$this->ownerPHIDs = $owners;
return $this;
}
public function withAllProjects(array $projects) {
$this->includeNoProject = false;
foreach ($projects as $k => $phid) {
if ($phid == ManiphestTaskOwner::PROJECT_NO_PROJECT) {
$this->includeNoProject = true;
unset($projects[$k]);
}
}
$this->projectPHIDs = $projects;
return $this;
}
/**
* Add an additional "all projects" constraint to existing filters.
*
* This is used by boards to supplement queries.
*
* @param list<phid> List of project PHIDs to add to any existing constraint.
* @return this
*/
public function addWithAllProjects(array $projects) {
if ($this->projectPHIDs === null) {
$this->projectPHIDs = array();
}
return $this->withAllProjects(array_merge($this->projectPHIDs, $projects));
}
public function withoutProjects(array $projects) {
$this->xprojectPHIDs = $projects;
return $this;
}
public function withStatus($status) {
$this->status = $status;
return $this;
}
public function withStatuses(array $statuses) {
$this->statuses = $statuses;
return $this;
}
public function withPriorities(array $priorities) {
$this->priorities = $priorities;
return $this;
}
public function withSubscribers(array $subscribers) {
$this->subscriberPHIDs = $subscribers;
return $this;
}
public function withFullTextSearch($fulltext_search) {
$this->fullTextSearch = $fulltext_search;
return $this;
}
public function setGroupBy($group) {
$this->groupBy = $group;
return $this;
}
public function setOrderBy($order) {
$this->orderBy = $order;
return $this;
}
public function withAnyProjects(array $projects) {
$this->anyProjectPHIDs = $projects;
return $this;
}
public function withAnyUserProjects(array $users) {
$this->anyUserProjectPHIDs = $users;
return $this;
}
public function withDateCreatedBefore($date_created_before) {
$this->dateCreatedBefore = $date_created_before;
return $this;
}
public function withDateCreatedAfter($date_created_after) {
$this->dateCreatedAfter = $date_created_after;
return $this;
}
public function withDateModifiedBefore($date_modified_before) {
$this->dateModifiedBefore = $date_modified_before;
return $this;
}
public function withDateModifiedAfter($date_modified_after) {
$this->dateModifiedAfter = $date_modified_after;
return $this;
}
public function loadPage() {
// TODO: (T603) It is possible for a user to find the PHID of a project
// they can't see, then query for tasks in that project and deduce the
// identity of unknown/invisible projects. Before we allow the user to
// execute a project-based PHID query, we should verify that they
// can see the project.
$task_dao = new ManiphestTask();
$conn = $task_dao->establishConnection('r');
$where = array();
$where[] = $this->buildTaskIDsWhereClause($conn);
$where[] = $this->buildTaskPHIDsWhereClause($conn);
$where[] = $this->buildStatusWhereClause($conn);
$where[] = $this->buildStatusesWhereClause($conn);
$where[] = $this->buildPrioritiesWhereClause($conn);
$where[] = $this->buildAuthorWhereClause($conn);
$where[] = $this->buildOwnerWhereClause($conn);
$where[] = $this->buildSubscriberWhereClause($conn);
$where[] = $this->buildProjectWhereClause($conn);
$where[] = $this->buildAnyProjectWhereClause($conn);
$where[] = $this->buildAnyUserProjectWhereClause($conn);
$where[] = $this->buildXProjectWhereClause($conn);
$where[] = $this->buildFullTextWhereClause($conn);
if ($this->dateCreatedAfter) {
$where[] = qsprintf(
$conn,
'task.dateCreated >= %d',
$this->dateCreatedAfter);
}
if ($this->dateCreatedBefore) {
$where[] = qsprintf(
$conn,
'task.dateCreated <= %d',
$this->dateCreatedBefore);
}
if ($this->dateModifiedAfter) {
$where[] = qsprintf(
$conn,
'task.dateModified >= %d',
$this->dateModifiedAfter);
}
if ($this->dateModifiedBefore) {
$where[] = qsprintf(
$conn,
'task.dateModified <= %d',
$this->dateModifiedBefore);
}
$where[] = $this->buildPagingClause($conn);
$where = $this->formatWhereClause($where);
$having = '';
$count = '';
if (count($this->projectPHIDs) > 1) {
// We want to treat the query as an intersection query, not a union
// query. We sum the project count and require it be the same as the
// number of projects we're searching for.
$count = ', COUNT(project.dst) projectCount';
$having = qsprintf(
$conn,
'HAVING projectCount = %d',
count($this->projectPHIDs));
}
$order = $this->buildCustomOrderClause($conn);
// TODO: Clean up this nonstandardness.
if (!$this->getLimit()) {
$this->setLimit(self::DEFAULT_PAGE_SIZE);
}
$group_column = '';
switch ($this->groupBy) {
case self::GROUP_PROJECT:
$group_column = qsprintf(
$conn,
', projectGroupName.indexedObjectPHID projectGroupPHID');
break;
}
$rows = queryfx_all(
$conn,
'SELECT task.* %Q %Q FROM %T task %Q %Q %Q %Q %Q %Q',
$count,
$group_column,
$task_dao->getTableName(),
$this->buildJoinsClause($conn),
$where,
$this->buildGroupClause($conn),
$having,
$order,
$this->buildLimitClause($conn));
switch ($this->groupBy) {
case self::GROUP_PROJECT:
$data = ipull($rows, null, 'id');
break;
default:
$data = $rows;
break;
}
$tasks = $task_dao->loadAllFromArray($data);
switch ($this->groupBy) {
case self::GROUP_PROJECT:
$results = array();
foreach ($rows as $row) {
$task = clone $tasks[$row['id']];
$task->attachGroupByProjectPHID($row['projectGroupPHID']);
$results[] = $task;
}
$tasks = $results;
break;
}
return $tasks;
}
protected function willFilterPage(array $tasks) {
if ($this->groupBy == self::GROUP_PROJECT) {
// We should only return project groups which the user can actually see.
$project_phids = mpull($tasks, 'getGroupByProjectPHID');
$projects = id(new PhabricatorProjectQuery())
->setViewer($this->getViewer())
->withPHIDs($project_phids)
->execute();
$projects = mpull($projects, null, 'getPHID');
foreach ($tasks as $key => $task) {
if (!$task->getGroupByProjectPHID()) {
// This task is either not in any projects, or only in projects
// which we're ignoring because they're being queried for explicitly.
continue;
}
if (empty($projects[$task->getGroupByProjectPHID()])) {
unset($tasks[$key]);
}
}
}
return $tasks;
}
protected function didFilterPage(array $tasks) {
// TODO: Eventually, we should make this optional and introduce a
// needProjectPHIDs() method, but for now there's a lot of code which
// assumes the data is always populated.
$edge_query = id(new PhabricatorEdgeQuery())
->withSourcePHIDs(mpull($tasks, 'getPHID'))
->withEdgeTypes(
array(
PhabricatorProjectObjectHasProjectEdgeType::EDGECONST,
));
$edge_query->execute();
foreach ($tasks as $task) {
$phids = $edge_query->getDestinationPHIDs(array($task->getPHID()));
$task->attachProjectPHIDs($phids);
}
return $tasks;
}
private function buildTaskIDsWhereClause(AphrontDatabaseConnection $conn) {
if (!$this->taskIDs) {
return null;
}
return qsprintf(
$conn,
'id in (%Ld)',
$this->taskIDs);
}
private function buildTaskPHIDsWhereClause(AphrontDatabaseConnection $conn) {
if (!$this->taskPHIDs) {
return null;
}
return qsprintf(
$conn,
'phid in (%Ls)',
$this->taskPHIDs);
}
private function buildStatusWhereClause(AphrontDatabaseConnection $conn) {
static $map = array(
self::STATUS_RESOLVED => ManiphestTaskStatus::STATUS_CLOSED_RESOLVED,
self::STATUS_WONTFIX => ManiphestTaskStatus::STATUS_CLOSED_WONTFIX,
self::STATUS_INVALID => ManiphestTaskStatus::STATUS_CLOSED_INVALID,
self::STATUS_SPITE => ManiphestTaskStatus::STATUS_CLOSED_SPITE,
self::STATUS_DUPLICATE => ManiphestTaskStatus::STATUS_CLOSED_DUPLICATE,
);
switch ($this->status) {
case self::STATUS_ANY:
return null;
case self::STATUS_OPEN:
return qsprintf(
$conn,
'status IN (%Ls)',
ManiphestTaskStatus::getOpenStatusConstants());
case self::STATUS_CLOSED:
return qsprintf(
$conn,
'status IN (%Ls)',
ManiphestTaskStatus::getClosedStatusConstants());
default:
$constant = idx($map, $this->status);
if (!$constant) {
throw new Exception("Unknown status query '{$this->status}'!");
}
return qsprintf(
$conn,
'status = %s',
$constant);
}
}
private function buildStatusesWhereClause(AphrontDatabaseConnection $conn) {
if ($this->statuses) {
return qsprintf(
$conn,
'status IN (%Ls)',
$this->statuses);
}
return null;
}
private function buildPrioritiesWhereClause(AphrontDatabaseConnection $conn) {
if ($this->priorities) {
return qsprintf(
$conn,
'priority IN (%Ld)',
$this->priorities);
}
return null;
}
private function buildAuthorWhereClause(AphrontDatabaseConnection $conn) {
if (!$this->authorPHIDs) {
return null;
}
return qsprintf(
$conn,
'authorPHID in (%Ls)',
$this->authorPHIDs);
}
private function buildOwnerWhereClause(AphrontDatabaseConnection $conn) {
if (!$this->ownerPHIDs) {
if ($this->includeUnowned === null) {
return null;
} else if ($this->includeUnowned) {
return qsprintf(
$conn,
'ownerPHID IS NULL');
} else {
return qsprintf(
$conn,
'ownerPHID IS NOT NULL');
}
}
if ($this->includeUnowned) {
return qsprintf(
$conn,
'ownerPHID IN (%Ls) OR ownerPHID IS NULL',
$this->ownerPHIDs);
} else {
return qsprintf(
$conn,
'ownerPHID IN (%Ls)',
$this->ownerPHIDs);
}
}
private function buildFullTextWhereClause(AphrontDatabaseConnection $conn) {
if (!strlen($this->fullTextSearch)) {
return null;
}
// In doing a fulltext search, we first find all the PHIDs that match the
// fulltext search, and then use that to limit the rest of the search
$fulltext_query = id(new PhabricatorSavedQuery())
->setEngineClassName('PhabricatorSearchApplicationSearchEngine')
->setParameter('query', $this->fullTextSearch);
// NOTE: Setting this to something larger than 2^53 will raise errors in
// ElasticSearch, and billions of results won't fit in memory anyway.
$fulltext_query->setParameter('limit', 100000);
$fulltext_query->setParameter('type', ManiphestPHIDTypeTask::TYPECONST);
$engine = PhabricatorSearchEngineSelector::newSelector()->newEngine();
$fulltext_results = $engine->executeSearch($fulltext_query);
if (empty($fulltext_results)) {
$fulltext_results = array(null);
}
return qsprintf(
$conn,
'phid IN (%Ls)',
$fulltext_results);
}
private function buildSubscriberWhereClause(AphrontDatabaseConnection $conn) {
if (!$this->subscriberPHIDs) {
return null;
}
return qsprintf(
$conn,
'subscriber.subscriberPHID IN (%Ls)',
$this->subscriberPHIDs);
}
private function buildProjectWhereClause(AphrontDatabaseConnection $conn) {
if (!$this->projectPHIDs && !$this->includeNoProject) {
return null;
}
$parts = array();
if ($this->projectPHIDs) {
$parts[] = qsprintf(
$conn,
'project.dst in (%Ls)',
$this->projectPHIDs);
}
if ($this->includeNoProject) {
$parts[] = qsprintf(
$conn,
'project.dst IS NULL');
}
return '('.implode(') OR (', $parts).')';
}
private function buildAnyProjectWhereClause(AphrontDatabaseConnection $conn) {
if (!$this->anyProjectPHIDs) {
return null;
}
return qsprintf(
$conn,
'anyproject.dst IN (%Ls)',
$this->anyProjectPHIDs);
}
private function buildAnyUserProjectWhereClause(
AphrontDatabaseConnection $conn) {
if (!$this->anyUserProjectPHIDs) {
return null;
}
$projects = id(new PhabricatorProjectQuery())
->setViewer($this->getViewer())
->withMemberPHIDs($this->anyUserProjectPHIDs)
->execute();
$any_user_project_phids = mpull($projects, 'getPHID');
if (!$any_user_project_phids) {
throw new PhabricatorEmptyQueryException();
}
return qsprintf(
$conn,
'anyproject.dst IN (%Ls)',
$any_user_project_phids);
}
private function buildXProjectWhereClause(AphrontDatabaseConnection $conn) {
if (!$this->xprojectPHIDs) {
return null;
}
return qsprintf(
$conn,
'xproject.dst IS NULL');
}
private function buildCustomOrderClause(AphrontDatabaseConnection $conn) {
$order = array();
switch ($this->groupBy) {
case self::GROUP_NONE:
break;
case self::GROUP_PRIORITY:
$order[] = 'priority';
break;
case self::GROUP_OWNER:
$order[] = 'ownerOrdering';
break;
case self::GROUP_STATUS:
$order[] = 'status';
break;
case self::GROUP_PROJECT:
$order[] = '<group.project>';
break;
default:
throw new Exception("Unknown group query '{$this->groupBy}'!");
}
switch ($this->orderBy) {
case self::ORDER_PRIORITY:
$order[] = 'priority';
$order[] = 'subpriority';
$order[] = 'dateModified';
break;
case self::ORDER_CREATED:
$order[] = 'id';
break;
case self::ORDER_MODIFIED:
$order[] = 'dateModified';
break;
case self::ORDER_TITLE:
$order[] = 'title';
break;
default:
throw new Exception("Unknown order query '{$this->orderBy}'!");
}
$order = array_unique($order);
if (empty($order)) {
return null;
}
$reverse = ($this->getBeforeID() xor $this->getReversePaging());
foreach ($order as $k => $column) {
switch ($column) {
case 'subpriority':
case 'ownerOrdering':
case 'title':
if ($reverse) {
$order[$k] = "task.{$column} DESC";
} else {
$order[$k] = "task.{$column} ASC";
}
break;
case '<group.project>':
// Put "No Project" at the end of the list.
if ($reverse) {
$order[$k] =
'projectGroupName.indexedObjectName IS NULL DESC, '.
'projectGroupName.indexedObjectName DESC';
} else {
$order[$k] =
'projectGroupName.indexedObjectName IS NULL ASC, '.
'projectGroupName.indexedObjectName ASC';
}
break;
default:
if ($reverse) {
$order[$k] = "task.{$column} ASC";
} else {
$order[$k] = "task.{$column} DESC";
}
break;
}
}
return 'ORDER BY '.implode(', ', $order);
}
private function buildJoinsClause(AphrontDatabaseConnection $conn_r) {
$edge_table = PhabricatorEdgeConfig::TABLE_NAME_EDGE;
$joins = array();
if ($this->projectPHIDs || $this->includeNoProject) {
$joins[] = qsprintf(
$conn_r,
'%Q JOIN %T project ON project.src = task.phid
AND project.type = %d',
($this->includeNoProject ? 'LEFT' : ''),
$edge_table,
PhabricatorProjectObjectHasProjectEdgeType::EDGECONST);
}
if ($this->anyProjectPHIDs || $this->anyUserProjectPHIDs) {
$joins[] = qsprintf(
$conn_r,
'JOIN %T anyproject ON anyproject.src = task.phid
AND anyproject.type = %d',
$edge_table,
PhabricatorProjectObjectHasProjectEdgeType::EDGECONST);
}
if ($this->xprojectPHIDs) {
$joins[] = qsprintf(
$conn_r,
'LEFT JOIN %T xproject ON xproject.src = task.phid
AND xproject.type = %d
AND xproject.dst IN (%Ls)',
$edge_table,
PhabricatorProjectObjectHasProjectEdgeType::EDGECONST,
$this->xprojectPHIDs);
}
if ($this->subscriberPHIDs) {
$subscriber_dao = new ManiphestTaskSubscriber();
$joins[] = qsprintf(
$conn_r,
'JOIN %T subscriber ON subscriber.taskPHID = task.phid',
$subscriber_dao->getTableName());
}
switch ($this->groupBy) {
case self::GROUP_PROJECT:
$ignore_group_phids = $this->getIgnoreGroupedProjectPHIDs();
if ($ignore_group_phids) {
$joins[] = qsprintf(
$conn_r,
'LEFT JOIN %T projectGroup ON task.phid = projectGroup.src
AND projectGroup.type = %d
AND projectGroup.dst NOT IN (%Ls)',
$edge_table,
PhabricatorProjectObjectHasProjectEdgeType::EDGECONST,
$ignore_group_phids);
} else {
$joins[] = qsprintf(
$conn_r,
'LEFT JOIN %T projectGroup ON task.phid = projectGroup.src
AND projectGroup.type = %d',
$edge_table,
PhabricatorProjectObjectHasProjectEdgeType::EDGECONST);
}
$joins[] = qsprintf(
$conn_r,
'LEFT JOIN %T projectGroupName
ON projectGroup.dst = projectGroupName.indexedObjectPHID',
id(new ManiphestNameIndex())->getTableName());
break;
}
$joins[] = $this->buildApplicationSearchJoinClause($conn_r);
return implode(' ', $joins);
}
private function buildGroupClause(AphrontDatabaseConnection $conn_r) {
$joined_multiple_rows = (count($this->projectPHIDs) > 1) ||
(count($this->anyProjectPHIDs) > 1) ||
($this->getApplicationSearchMayJoinMultipleRows());
$joined_project_name = ($this->groupBy == self::GROUP_PROJECT);
// If we're joining multiple rows, we need to group the results by the
// task IDs.
if ($joined_multiple_rows) {
if ($joined_project_name) {
return 'GROUP BY task.phid, projectGroup.dst';
} else {
return 'GROUP BY task.phid';
}
} else {
return '';
}
}
/**
* Return project PHIDs which we should ignore when grouping tasks by
* project. For example, if a user issues a query like:
*
* Tasks in all projects: Frontend, Bugs
*
* ...then we don't show "Frontend" or "Bugs" groups in the result set, since
* they're meaningless as all results are in both groups.
*
* Similarly, for queries like:
*
* Tasks in any projects: Public Relations
*
* ...we ignore the single project, as every result is in that project. (In
* the case that there are several "any" projects, we do not ignore them.)
*
* @return list<phid> Project PHIDs which should be ignored in query
* construction.
*/
private function getIgnoreGroupedProjectPHIDs() {
$phids = array();
if ($this->projectPHIDs) {
$phids[] = $this->projectPHIDs;
}
if (count($this->anyProjectPHIDs) == 1) {
$phids[] = $this->anyProjectPHIDs;
}
// Maybe we should also exclude the "excludeProjectPHIDs"? It won't
// impact the results, but we might end up with a better query plan.
// Investigate this on real data? This is likely very rare.
return array_mergev($phids);
}
private function loadCursorObject($id) {
$results = id(new ManiphestTaskQuery())
->setViewer($this->getPagingViewer())
->withIDs(array((int)$id))
->execute();
return head($results);
}
protected function getPagingValue($result) {
$id = $result->getID();
switch ($this->groupBy) {
case self::GROUP_NONE:
return $id;
case self::GROUP_PRIORITY:
return $id.'.'.$result->getPriority();
case self::GROUP_OWNER:
return rtrim($id.'.'.$result->getOwnerPHID(), '.');
case self::GROUP_STATUS:
return $id.'.'.$result->getStatus();
case self::GROUP_PROJECT:
return rtrim($id.'.'.$result->getGroupByProjectPHID(), '.');
default:
throw new Exception("Unknown group query '{$this->groupBy}'!");
}
}
protected function buildPagingClause(AphrontDatabaseConnection $conn_r) {
$default = parent::buildPagingClause($conn_r);
$before_id = $this->getBeforeID();
$after_id = $this->getAfterID();
if (!$before_id && !$after_id) {
return $default;
}
$cursor_id = nonempty($before_id, $after_id);
$cursor_parts = explode('.', $cursor_id, 2);
$task_id = $cursor_parts[0];
$group_id = idx($cursor_parts, 1);
$cursor = $this->loadCursorObject($task_id);
if (!$cursor) {
return null;
}
$columns = array();
switch ($this->groupBy) {
case self::GROUP_NONE:
break;
case self::GROUP_PRIORITY:
$columns[] = array(
'name' => 'task.priority',
'value' => (int)$group_id,
'type' => 'int',
);
break;
case self::GROUP_OWNER:
$columns[] = array(
'name' => '(task.ownerOrdering IS NULL)',
'value' => (int)(strlen($group_id) ? 0 : 1),
'type' => 'int',
);
if ($group_id) {
$paging_users = id(new PhabricatorPeopleQuery())
->setViewer($this->getViewer())
->withPHIDs(array($group_id))
->execute();
if (!$paging_users) {
return null;
}
$columns[] = array(
'name' => 'task.ownerOrdering',
'value' => head($paging_users)->getUsername(),
'type' => 'string',
'reverse' => true,
);
}
break;
case self::GROUP_STATUS:
$columns[] = array(
'name' => 'task.status',
'value' => $group_id,
'type' => 'string',
);
break;
case self::GROUP_PROJECT:
$columns[] = array(
'name' => '(projectGroupName.indexedObjectName IS NULL)',
'value' => (int)(strlen($group_id) ? 0 : 1),
'type' => 'int',
);
if ($group_id) {
$paging_projects = id(new PhabricatorProjectQuery())
->setViewer($this->getViewer())
->withPHIDs(array($group_id))
->execute();
if (!$paging_projects) {
return null;
}
$columns[] = array(
'name' => 'projectGroupName.indexedObjectName',
'value' => head($paging_projects)->getName(),
'type' => 'string',
'reverse' => true,
);
}
break;
default:
throw new Exception("Unknown group query '{$this->groupBy}'!");
}
switch ($this->orderBy) {
case self::ORDER_PRIORITY:
if ($this->groupBy != self::GROUP_PRIORITY) {
$columns[] = array(
'name' => 'task.priority',
'value' => (int)$cursor->getPriority(),
'type' => 'int',
);
}
$columns[] = array(
'name' => 'task.subpriority',
'value' => (int)$cursor->getSubpriority(),
'type' => 'int',
'reverse' => true,
);
$columns[] = array(
'name' => 'task.dateModified',
'value' => (int)$cursor->getDateModified(),
'type' => 'int',
);
break;
case self::ORDER_CREATED:
$columns[] = array(
'name' => 'task.id',
'value' => (int)$cursor->getID(),
'type' => 'int',
);
break;
case self::ORDER_MODIFIED:
$columns[] = array(
'name' => 'task.dateModified',
'value' => (int)$cursor->getDateModified(),
'type' => 'int',
);
break;
case self::ORDER_TITLE:
$columns[] = array(
'name' => 'task.title',
'value' => $cursor->getTitle(),
'type' => 'string',
);
$columns[] = array(
'name' => 'task.id',
'value' => $cursor->getID(),
'type' => 'int',
);
break;
default:
throw new Exception("Unknown order query '{$this->orderBy}'!");
}
return $this->buildPagingClauseFromMultipleColumns(
$conn_r,
$columns,
array(
'reversed' => (bool)($before_id xor $this->getReversePaging()),
));
}
protected function getApplicationSearchObjectPHIDColumn() {
return 'task.phid';
}
public function getQueryApplicationClass() {
return 'PhabricatorManiphestApplication';
}
}

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