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ConpherenceParticipantCountQuery.php
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Created
Fri, Nov 22, 19:54

ConpherenceParticipantCountQuery.php
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<?php
/**
* Query class that answers the question:
*
* - Q: How many unread conpherences am I participating in?
* - A:
* id(new ConpherenceParticipantCountQuery())
* ->withParticipantPHIDs(array($my_phid))
* ->withParticipationStatus(ConpherenceParticipationStatus::BEHIND)
* ->execute();
*/
final class ConpherenceParticipantCountQuery
extends PhabricatorOffsetPagedQuery {
private $participantPHIDs;
private $participationStatus;
public function withParticipantPHIDs(array $phids) {
$this->participantPHIDs = $phids;
return $this;
}
public function withParticipationStatus($participation_status) {
$this->participationStatus = $participation_status;
return $this;
}
public function execute() {
$table = new ConpherenceParticipant();
$conn_r = $table->establishConnection('r');
$rows = queryfx_all(
$conn_r,
'SELECT COUNT(*) as count, participantPHID '.
'FROM %T participant %Q %Q %Q',
$table->getTableName(),
$this->buildWhereClause($conn_r),
$this->buildGroupByClause($conn_r),
$this->buildLimitClause($conn_r));
return ipull($rows, 'count', 'participantPHID');
}
protected function buildWhereClause(AphrontDatabaseConnection $conn_r) {
$where = array();
if ($this->participantPHIDs) {
$where[] = qsprintf(
$conn_r,
'participantPHID IN (%Ls)',
$this->participantPHIDs);
}
if ($this->participationStatus !== null) {
$where[] = qsprintf(
$conn_r,
'participationStatus = %d',
$this->participationStatus);
}
return $this->formatWhereClause($where);
}
private function buildGroupByClause(AphrontDatabaseConnection $conn_r) {
$group_by = qsprintf(
$conn_r,
'GROUP BY participantPHID');
return $group_by;
}
}

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