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PhabricatorProjectQuery.php
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Tue, Apr 1, 20:51

PhabricatorProjectQuery.php
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<?php
final class PhabricatorProjectQuery
extends PhabricatorCursorPagedPolicyAwareQuery {
private $ids;
private $phids;
private $memberPHIDs;
private $status = 'status-any';
const STATUS_ANY = 'status-any';
const STATUS_OPEN = 'status-open';
const STATUS_CLOSED = 'status-closed';
const STATUS_ACTIVE = 'status-active';
const STATUS_ARCHIVED = 'status-archived';
private $needMembers;
public function withIDs(array $ids) {
$this->ids = $ids;
return $this;
}
public function withPHIDs(array $phids) {
$this->phids = $phids;
return $this;
}
public function withStatus($status) {
$this->status = $status;
return $this;
}
public function withMemberPHIDs(array $member_phids) {
$this->memberPHIDs = $member_phids;
return $this;
}
public function needMembers($need_members) {
$this->needMembers = $need_members;
return $this;
}
protected function getPagingColumn() {
return 'name';
}
protected function getPagingValue($result) {
return $result->getName();
}
protected function getReversePaging() {
return true;
}
protected function loadPage() {
$table = new PhabricatorProject();
$conn_r = $table->establishConnection('r');
// NOTE: Because visibility checks for projects depend on whether or not
// the user is a project member, we always load their membership. If we're
// loading all members anyway we can piggyback on that; otherwise we
// do an explicit join.
$select_clause = '';
if (!$this->needMembers) {
$select_clause = ', vm.dst viewerIsMember';
}
$data = queryfx_all(
$conn_r,
'SELECT p.* %Q FROM %T p %Q %Q %Q %Q %Q',
$select_clause,
$table->getTableName(),
$this->buildJoinClause($conn_r),
$this->buildWhereClause($conn_r),
$this->buildGroupClause($conn_r),
$this->buildOrderClause($conn_r),
$this->buildLimitClause($conn_r));
$projects = $table->loadAllFromArray($data);
if ($projects) {
$viewer_phid = $this->getViewer()->getPHID();
if ($this->needMembers) {
$etype = PhabricatorEdgeConfig::TYPE_PROJ_MEMBER;
$members = id(new PhabricatorEdgeQuery())
->withSourcePHIDs(mpull($projects, 'getPHID'))
->withEdgeTypes(array($etype))
->execute();
foreach ($projects as $project) {
$phid = $project->getPHID();
$project->attachMemberPHIDs(array_keys($members[$phid][$etype]));
$project->setIsUserMember(
$viewer_phid,
isset($members[$phid][$etype][$viewer_phid]));
}
} else {
foreach ($data as $row) {
$projects[$row['id']]->setIsUserMember(
$viewer_phid,
($row['viewerIsMember'] !== null));
}
}
}
return $projects;
}
private function buildWhereClause($conn_r) {
$where = array();
if ($this->status != self::STATUS_ANY) {
switch ($this->status) {
case self::STATUS_OPEN:
case self::STATUS_ACTIVE:
$filter = array(
PhabricatorProjectStatus::STATUS_ACTIVE,
);
break;
case self::STATUS_CLOSED:
case self::STATUS_ARCHIVED:
$filter = array(
PhabricatorProjectStatus::STATUS_ARCHIVED,
);
break;
default:
throw new Exception(
"Unknown project status '{$this->status}'!");
}
$where[] = qsprintf(
$conn_r,
'status IN (%Ld)',
$filter);
}
if ($this->ids) {
$where[] = qsprintf(
$conn_r,
'id IN (%Ld)',
$this->ids);
}
if ($this->phids) {
$where[] = qsprintf(
$conn_r,
'phid IN (%Ls)',
$this->phids);
}
if ($this->memberPHIDs) {
$where[] = qsprintf(
$conn_r,
'e.dst IN (%Ls)',
$this->memberPHIDs);
}
$where[] = $this->buildPagingClause($conn_r);
return $this->formatWhereClause($where);
}
private function buildGroupClause($conn_r) {
if ($this->memberPHIDs) {
return 'GROUP BY p.id';
} else {
return '';
}
}
private function buildJoinClause($conn_r) {
$joins = array();
if (!$this->needMembers) {
$joins[] = qsprintf(
$conn_r,
'LEFT JOIN %T vm ON vm.src = p.phid AND vm.type = %d AND vm.dst = %s',
PhabricatorEdgeConfig::TABLE_NAME_EDGE,
PhabricatorEdgeConfig::TYPE_PROJ_MEMBER,
$this->getViewer()->getPHID());
}
if ($this->memberPHIDs) {
$joins[] = qsprintf(
$conn_r,
'JOIN %T e ON e.src = p.phid AND e.type = %d',
PhabricatorEdgeConfig::TABLE_NAME_EDGE,
PhabricatorEdgeConfig::TYPE_PROJ_MEMBER);
}
return implode(' ', $joins);
}
}

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