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PhabricatorRepositoryQuery.php
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Fri, Jan 3, 20:18

PhabricatorRepositoryQuery.php
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<?php
final class PhabricatorRepositoryQuery
extends PhabricatorCursorPagedPolicyAwareQuery {
private $ids;
private $phids;
private $callsigns;
private $types;
private $uuids;
const STATUS_OPEN = 'status-open';
const STATUS_CLOSED = 'status-closed';
const STATUS_ALL = 'status-all';
private $status = self::STATUS_ALL;
const ORDER_CREATED = 'order-created';
const ORDER_COMMITTED = 'order-committed';
const ORDER_CALLSIGN = 'order-callsign';
const ORDER_NAME = 'order-name';
private $order = self::ORDER_CREATED;
private $needMostRecentCommits;
private $needCommitCounts;
public function withIDs(array $ids) {
$this->ids = $ids;
return $this;
}
public function withPHIDs(array $phids) {
$this->phids = $phids;
return $this;
}
public function withCallsigns(array $callsigns) {
$this->callsigns = $callsigns;
return $this;
}
public function withStatus($status) {
$this->status = $status;
return $this;
}
public function withTypes(array $types) {
$this->types = $types;
return $this;
}
public function withUUIDs(array $uuids) {
$this->uuids = $uuids;
return $this;
}
public function needCommitCounts($need_counts) {
$this->needCommitCounts = $need_counts;
return $this;
}
public function needMostRecentCommits($need_commits) {
$this->needMostRecentCommits = $need_commits;
return $this;
}
public function setOrder($order) {
$this->order = $order;
return $this;
}
protected function loadPage() {
$table = new PhabricatorRepository();
$conn_r = $table->establishConnection('r');
$data = queryfx_all(
$conn_r,
'SELECT * FROM %T r %Q %Q %Q %Q',
$table->getTableName(),
$this->buildJoinsClause($conn_r),
$this->buildWhereClause($conn_r),
$this->buildOrderClause($conn_r),
$this->buildLimitClause($conn_r));
$repositories = $table->loadAllFromArray($data);
if ($this->needCommitCounts) {
$sizes = ipull($data, 'size', 'id');
foreach ($repositories as $id => $repository) {
$repository->attachCommitCount(nonempty($sizes[$id], 0));
}
}
if ($this->needMostRecentCommits) {
$commit_ids = ipull($data, 'lastCommitID', 'id');
$commit_ids = array_filter($commit_ids);
if ($commit_ids) {
$commits = id(new DiffusionCommitQuery())
->setViewer($this->getViewer())
->withIDs($commit_ids)
->execute();
} else {
$commits = array();
}
foreach ($repositories as $id => $repository) {
$commit = null;
if (idx($commit_ids, $id)) {
$commit = idx($commits, $commit_ids[$id]);
}
$repository->attachMostRecentCommit($commit);
}
}
return $repositories;
}
public function willFilterPage(array $repositories) {
assert_instances_of($repositories, 'PhabricatorRepository');
// TODO: Denormalize repository status into the PhabricatorRepository
// table so we can do this filtering in the database.
foreach ($repositories as $key => $repo) {
$status = $this->status;
switch ($status) {
case self::STATUS_OPEN:
if (!$repo->isTracked()) {
unset($repositories[$key]);
}
break;
case self::STATUS_CLOSED:
if ($repo->isTracked()) {
unset($repositories[$key]);
}
break;
case self::STATUS_ALL:
break;
default:
throw new Exception("Unknown status '{$status}'!");
}
}
return $repositories;
}
public function getReversePaging() {
switch ($this->order) {
case self::ORDER_CALLSIGN:
case self::ORDER_NAME:
return true;
}
return false;
}
protected function getPagingColumn() {
$order = $this->order;
switch ($order) {
case self::ORDER_CREATED:
return 'r.id';
case self::ORDER_COMMITTED:
return 's.epoch';
case self::ORDER_CALLSIGN:
return 'r.callsign';
case self::ORDER_NAME:
return 'r.name';
default:
throw new Exception("Unknown order '{$order}!'");
}
}
private function loadCursorObject($id) {
$query = id(new PhabricatorRepositoryQuery())
->setViewer($this->getPagingViewer())
->withIDs(array((int)$id));
if ($this->order == self::ORDER_COMMITTED) {
$query->needMostRecentCommits(true);
}
$results = $query->execute();
return head($results);
}
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;
}
$order = $this->order;
if ($order == self::ORDER_CREATED) {
return $default;
}
if ($before_id) {
$cursor = $this->loadCursorObject($before_id);
} else {
$cursor = $this->loadCursorObject($after_id);
}
if (!$cursor) {
return null;
}
$id_column = array(
'name' => 'r.id',
'type' => 'int',
'value' => $cursor->getID(),
);
$columns = array();
switch ($order) {
case self::ORDER_COMMITTED:
$commit = $cursor->getMostRecentCommit();
if (!$commit) {
return null;
}
$columns[] = array(
'name' => 's.epoch',
'type' => 'int',
'value' => $commit->getEpoch(),
);
$columns[] = $id_column;
break;
case self::ORDER_CALLSIGN:
$columns[] = array(
'name' => 'r.callsign',
'type' => 'string',
'value' => $cursor->getCallsign(),
'reverse' => true,
);
break;
case self::ORDER_NAME:
$columns[] = array(
'name' => 'r.name',
'type' => 'string',
'value' => $cursor->getName(),
'reverse' => true,
);
$columns[] = $id_column;
break;
default:
throw new Exception("Unknown order '{$order}'!");
}
return $this->buildPagingClauseFromMultipleColumns(
$conn_r,
$columns,
array(
// TODO: Clean up the column ordering stuff and then make this
// depend on getReversePaging().
'reversed' => (bool)($before_id),
));
}
private function buildJoinsClause(AphrontDatabaseConnection $conn_r) {
$joins = array();
$join_summary_table = $this->needCommitCounts ||
$this->needMostRecentCommits ||
($this->order == self::ORDER_COMMITTED);
if ($join_summary_table) {
$joins[] = qsprintf(
$conn_r,
'LEFT JOIN %T s ON r.id = s.repositoryID',
PhabricatorRepository::TABLE_SUMMARY);
}
return implode(' ', $joins);
}
private function buildWhereClause(AphrontDatabaseConnection $conn_r) {
$where = array();
if ($this->ids) {
$where[] = qsprintf(
$conn_r,
'r.id IN (%Ld)',
$this->ids);
}
if ($this->phids) {
$where[] = qsprintf(
$conn_r,
'r.phid IN (%Ls)',
$this->phids);
}
if ($this->callsigns) {
$where[] = qsprintf(
$conn_r,
'r.callsign IN (%Ls)',
$this->callsigns);
}
if ($this->types) {
$where[] = qsprintf(
$conn_r,
'r.versionControlSystem IN (%Ls)',
$this->types);
}
if ($this->uuids) {
$where[] = qsprintf(
$conn_r,
'r.uuid IN (%Ls)',
$this->uuids);
}
$where[] = $this->buildPagingClause($conn_r);
return $this->formatWhereClause($where);
}
}

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