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Editing File: /home/ubuntu/code_review/phabricator/src/infrastructure/query/PhabricatorOffsetPagedQuery.php

<?php

/**
 * A query class which uses offset/limit paging. Provides logic and accessors
 * for offsets and limits.
 */
abstract class PhabricatorOffsetPagedQuery extends PhabricatorQuery {

private $offset;
  private $limit;

final public function setOffset($offset) {
    $this->offset = $offset;
    return $this;
  }

final public function setLimit($limit) {
    $this->limit = $limit;
    return $this;
  }

final public function getOffset() {
    return $this->offset;
  }

final public function getLimit() {
    return $this->limit;
  }

protected function buildLimitClause(AphrontDatabaseConnection $conn) {
    if ($this->limit && $this->offset) {
      return qsprintf($conn, 'LIMIT %d, %d', $this->offset, $this->limit);
    } else if ($this->limit) {
      return qsprintf($conn, 'LIMIT %d', $this->limit);
    } else if ($this->offset) {
      return qsprintf($conn, 'LIMIT %d, %d', $this->offset, PHP_INT_MAX);
    } else {
      return qsprintf($conn, '');
    }
  }

final public function executeWithOffsetPager(PHUIPagerView $pager) {
    $this->setLimit($pager->getPageSize() + 1);
    $this->setOffset($pager->getOffset());

$results = $this->execute();

return $pager->sliceResults($results);
  }

}

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