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PonderQuestionQuery.php
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Created
Sat, Jan 11, 04:35

PonderQuestionQuery.php
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<?php
final class PonderQuestionQuery
extends PhabricatorCursorPagedPolicyAwareQuery {
const ORDER_CREATED = 'order-created';
const ORDER_HOTTEST = 'order-hottest';
private $ids;
private $phids;
private $authorPHIDs;
private $order = self::ORDER_CREATED;
public function withIDs(array $ids) {
$this->ids = $ids;
return $this;
}
public function withPHIDs(array $phids) {
$this->phids = $phids;
return $this;
}
public function withAuthorPHIDs(array $phids) {
$this->authorPHIDs = $phids;
return $this;
}
public function setOrder($order) {
$this->order = $order;
return $this;
}
public static function loadSingle($viewer, $id) {
if (!$viewer) {
throw new Exception("Must set viewer when calling loadSingle");
}
return idx(id(new PonderQuestionQuery())
->setViewer($viewer)
->withIDs(array($id))
->execute(), $id);
}
public static function loadSingleByPHID($viewer, $phid) {
if (!$viewer) {
throw new Exception("Must set viewer when calling loadSingle");
}
return array_shift(id(new PonderQuestionQuery())
->withPHIDs(array($phid))
->setViewer($viewer)
->execute());
}
private function buildWhereClause(AphrontDatabaseConnection $conn_r) {
$where = array();
if ($this->ids) {
$where[] = qsprintf($conn_r, 'q.id IN (%Ld)', $this->ids);
}
if ($this->phids) {
$where[] = qsprintf($conn_r, 'q.phid IN (%Ls)', $this->phids);
}
if ($this->authorPHIDs) {
$where[] = qsprintf($conn_r, 'q.authorPHID IN (%Ls)', $this->authorPHIDs);
}
$where[] = $this->buildPagingClause($conn_r);
return $this->formatWhereClause($where);
}
private function buildOrderByClause(AphrontDatabaseConnection $conn_r) {
switch ($this->order) {
case self::ORDER_HOTTEST:
return qsprintf($conn_r, 'ORDER BY q.heat DESC, q.id DESC');
case self::ORDER_CREATED:
return qsprintf($conn_r, 'ORDER BY q.id DESC');
default:
throw new Exception("Unknown order '{$this->order}'!");
}
}
protected function loadPage() {
$question = new PonderQuestion();
$conn_r = $question->establishConnection('r');
$where = $this->buildWhereClause($conn_r);
$order_by = $this->buildOrderByClause($conn_r);
$limit = $this->buildLimitClause($conn_r);
return $question->loadAllFromArray(
queryfx_all(
$conn_r,
'SELECT q.* FROM %T q %Q %Q %Q',
$question->getTableName(),
$where,
$order_by,
$limit));
}
}

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