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PhabricatorProjectsMembershipIndexEngineExtension.php
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Mon, Jan 27, 17:23

PhabricatorProjectsMembershipIndexEngineExtension.php
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<?php
final class PhabricatorProjectsMembershipIndexEngineExtension
extends PhabricatorIndexEngineExtension {
const EXTENSIONKEY = 'project.members';
public function getExtensionName() {
return pht('Project Members');
}
public function shouldIndexObject($object) {
if (!($object instanceof PhabricatorProject)) {
return false;
}
return true;
}
public function indexObject(
PhabricatorIndexEngine $engine,
$object) {
$this->rematerialize($object);
}
public function rematerialize(PhabricatorProject $project) {
$materialize = $project->getAncestorProjects();
array_unshift($materialize, $project);
foreach ($materialize as $project) {
$this->materializeProject($project);
}
}
private function materializeProject(PhabricatorProject $project) {
if ($project->isMilestone()) {
return;
}
$material_type = PhabricatorProjectMaterializedMemberEdgeType::EDGECONST;
$member_type = PhabricatorProjectProjectHasMemberEdgeType::EDGECONST;
$project_phid = $project->getPHID();
$descendants = id(new PhabricatorProjectQuery())
->setViewer($this->getViewer())
->withAncestorProjectPHIDs(array($project->getPHID()))
->withIsMilestone(false)
->withHasSubprojects(false)
->execute();
$descendant_phids = mpull($descendants, 'getPHID');
if ($descendant_phids) {
$source_phids = $descendant_phids;
$has_subprojects = true;
} else {
$source_phids = array($project->getPHID());
$has_subprojects = false;
}
$conn_w = $project->establishConnection('w');
$any_milestone = queryfx_one(
$conn_w,
'SELECT id FROM %T
WHERE parentProjectPHID = %s AND milestoneNumber IS NOT NULL
LIMIT 1',
$project->getTableName(),
$project_phid);
$has_milestones = (bool)$any_milestone;
$project->openTransaction();
// Delete any existing materialized member edges.
queryfx(
$conn_w,
'DELETE FROM %T WHERE src = %s AND type = %s',
PhabricatorEdgeConfig::TABLE_NAME_EDGE,
$project_phid,
$material_type);
// Copy current member edges to create new materialized edges.
queryfx(
$conn_w,
'INSERT IGNORE INTO %T (src, type, dst, dateCreated, seq)
SELECT %s, %d, dst, dateCreated, seq FROM %T
WHERE src IN (%Ls) AND type = %d',
PhabricatorEdgeConfig::TABLE_NAME_EDGE,
$project_phid,
$material_type,
PhabricatorEdgeConfig::TABLE_NAME_EDGE,
$source_phids,
$member_type);
// Update the hasSubprojects flag.
queryfx(
$conn_w,
'UPDATE %T SET hasSubprojects = %d WHERE id = %d',
$project->getTableName(),
(int)$has_subprojects,
$project->getID());
// Update the hasMilestones flag.
queryfx(
$conn_w,
'UPDATE %T SET hasMilestones = %d WHERE id = %d',
$project->getTableName(),
(int)$has_milestones,
$project->getID());
$project->saveTransaction();
}
}

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