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PhrequentUserTimeQuery.php
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Sun, Mar 9, 04:34

PhrequentUserTimeQuery.php
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<?php
final class PhrequentUserTimeQuery
extends PhabricatorCursorPagedPolicyAwareQuery {
const ORDER_ID_ASC = 0;
const ORDER_ID_DESC = 1;
const ORDER_STARTED_ASC = 2;
const ORDER_STARTED_DESC = 3;
const ORDER_ENDED_ASC = 4;
const ORDER_ENDED_DESC = 5;
const ORDER_DURATION_ASC = 6;
const ORDER_DURATION_DESC = 7;
const ENDED_YES = 0;
const ENDED_NO = 1;
const ENDED_ALL = 2;
private $userPHIDs;
private $objectPHIDs;
private $order = self::ORDER_ID_ASC;
private $ended = self::ENDED_ALL;
private $needPreemptingEvents;
public function withUserPHIDs($user_phids) {
$this->userPHIDs = $user_phids;
return $this;
}
public function withObjectPHIDs($object_phids) {
$this->objectPHIDs = $object_phids;
return $this;
}
public function withEnded($ended) {
$this->ended = $ended;
return $this;
}
public function setOrder($order) {
$this->order = $order;
return $this;
}
public function needPreemptingEvents($need_events) {
$this->needPreemptingEvents = $need_events;
return $this;
}
private function buildWhereClause(AphrontDatabaseConnection $conn) {
$where = array();
if ($this->userPHIDs) {
$where[] = qsprintf(
$conn,
'userPHID IN (%Ls)',
$this->userPHIDs);
}
if ($this->objectPHIDs) {
$where[] = qsprintf(
$conn,
'objectPHID IN (%Ls)',
$this->objectPHIDs);
}
switch ($this->ended) {
case self::ENDED_ALL:
break;
case self::ENDED_YES:
$where[] = qsprintf(
$conn,
'dateEnded IS NOT NULL');
break;
case self::ENDED_NO:
$where[] = qsprintf(
$conn,
'dateEnded IS NULL');
break;
default:
throw new Exception("Unknown ended '{$this->ended}'!");
}
$where[] = $this->buildPagingClause($conn);
return $this->formatWhereClause($where);
}
protected function getPagingColumn() {
switch ($this->order) {
case self::ORDER_ID_ASC:
case self::ORDER_ID_DESC:
return 'id';
case self::ORDER_STARTED_ASC:
case self::ORDER_STARTED_DESC:
return 'dateStarted';
case self::ORDER_ENDED_ASC:
case self::ORDER_ENDED_DESC:
return 'dateEnded';
case self::ORDER_DURATION_ASC:
case self::ORDER_DURATION_DESC:
return 'COALESCE(dateEnded, UNIX_TIMESTAMP()) - dateStarted';
default:
throw new Exception("Unknown order '{$this->order}'!");
}
}
protected function getPagingValue($result) {
switch ($this->order) {
case self::ORDER_ID_ASC:
case self::ORDER_ID_DESC:
return $result->getID();
case self::ORDER_STARTED_ASC:
case self::ORDER_STARTED_DESC:
return $result->getDateStarted();
case self::ORDER_ENDED_ASC:
case self::ORDER_ENDED_DESC:
return $result->getDateEnded();
case self::ORDER_DURATION_ASC:
case self::ORDER_DURATION_DESC:
return ($result->getDateEnded() || time()) - $result->getDateStarted();
default:
throw new Exception("Unknown order '{$this->order}'!");
}
}
protected function getReversePaging() {
switch ($this->order) {
case self::ORDER_ID_ASC:
case self::ORDER_STARTED_ASC:
case self::ORDER_ENDED_ASC:
case self::ORDER_DURATION_ASC:
return true;
case self::ORDER_ID_DESC:
case self::ORDER_STARTED_DESC:
case self::ORDER_ENDED_DESC:
case self::ORDER_DURATION_DESC:
return false;
default:
throw new Exception("Unknown order '{$this->order}'!");
}
}
protected function loadPage() {
$usertime = new PhrequentUserTime();
$conn = $usertime->establishConnection('r');
$data = queryfx_all(
$conn,
'SELECT usertime.* FROM %T usertime %Q %Q %Q',
$usertime->getTableName(),
$this->buildWhereClause($conn),
$this->buildOrderClause($conn),
$this->buildLimitClause($conn));
return $usertime->loadAllFromArray($data);
}
protected function didFilterPage(array $page) {
if ($this->needPreemptingEvents) {
$usertime = new PhrequentUserTime();
$conn_r = $usertime->establishConnection('r');
$preempt = array();
foreach ($page as $event) {
$preempt[] = qsprintf(
$conn_r,
'(userPHID = %s AND
(dateStarted BETWEEN %d AND %d) AND
(dateEnded IS NULL OR dateEnded > %d))',
$event->getUserPHID(),
$event->getDateStarted(),
nonempty($event->getDateEnded(), PhabricatorTime::getNow()),
$event->getDateStarted());
}
$preempting_events = queryfx_all(
$conn_r,
'SELECT * FROM %T WHERE %Q ORDER BY dateStarted ASC, id ASC',
$usertime->getTableName(),
implode(' OR ', $preempt));
$preempting_events = $usertime->loadAllFromArray($preempting_events);
$preempting_events = mgroup($preempting_events, 'getUserPHID');
foreach ($page as $event) {
$e_start = $event->getDateStarted();
$e_end = $event->getDateEnded();
$select = array();
$user_events = idx($preempting_events, $event->getUserPHID(), array());
foreach ($user_events as $u_event) {
if ($u_event->getID() == $event->getID()) {
// Don't allow an event to preempt itself.
continue;
}
$u_start = $u_event->getDateStarted();
$u_end = $u_event->getDateEnded();
if ($u_start < $e_start) {
// This event started before our event started, so it's not
// preempting us.
continue;
}
if ($u_start == $e_start) {
if ($u_event->getID() < $event->getID()) {
// This event started at the same time as our event started,
// but has a lower ID, so it's not preempting us.
continue;
}
}
if (($e_end !== null) && ($u_start > $e_end)) {
// Our event has ended, and this event started after it ended.
continue;
}
if (($u_end !== null) && ($u_end < $e_start)) {
// This event ended before our event began.
continue;
}
$select[] = $u_event;
}
$event->attachPreemptingEvents($select);
}
}
return $page;
}
/* -( Helper Functions ) --------------------------------------------------- */
public static function getEndedSearchOptions() {
return array(
self::ENDED_ALL => pht('All'),
self::ENDED_NO => pht('No'),
self::ENDED_YES => pht('Yes'),
);
}
public static function getOrderSearchOptions() {
return array(
self::ORDER_STARTED_ASC => pht('by furthest start date'),
self::ORDER_STARTED_DESC => pht('by nearest start date'),
self::ORDER_ENDED_ASC => pht('by furthest end date'),
self::ORDER_ENDED_DESC => pht('by nearest end date'),
self::ORDER_DURATION_ASC => pht('by smallest duration'),
self::ORDER_DURATION_DESC => pht('by largest duration'),
);
}
public static function getUserTotalObjectsTracked(
PhabricatorUser $user) {
$usertime_dao = new PhrequentUserTime();
$conn = $usertime_dao->establishConnection('r');
$count = queryfx_one(
$conn,
'SELECT COUNT(usertime.id) N FROM %T usertime '.
'WHERE usertime.userPHID = %s '.
'AND usertime.dateEnded IS NULL',
$usertime_dao->getTableName(),
$user->getPHID());
return $count['N'];
}
public static function isUserTrackingObject(
PhabricatorUser $user,
$phid) {
$usertime_dao = new PhrequentUserTime();
$conn = $usertime_dao->establishConnection('r');
$count = queryfx_one(
$conn,
'SELECT COUNT(usertime.id) N FROM %T usertime '.
'WHERE usertime.userPHID = %s '.
'AND usertime.objectPHID = %s '.
'AND usertime.dateEnded IS NULL',
$usertime_dao->getTableName(),
$user->getPHID(),
$phid);
return $count['N'] > 0;
}
public static function getUserTimeSpentOnObject(
PhabricatorUser $user,
$phid) {
$usertime_dao = new PhrequentUserTime();
$conn = $usertime_dao->establishConnection('r');
// First calculate all the time spent where the
// usertime blocks have ended.
$sum_ended = queryfx_one(
$conn,
'SELECT SUM(usertime.dateEnded - usertime.dateStarted) N '.
'FROM %T usertime '.
'WHERE usertime.userPHID = %s '.
'AND usertime.objectPHID = %s '.
'AND usertime.dateEnded IS NOT NULL',
$usertime_dao->getTableName(),
$user->getPHID(),
$phid);
// Now calculate the time spent where the usertime
// blocks have not yet ended.
$sum_not_ended = queryfx_one(
$conn,
'SELECT SUM(UNIX_TIMESTAMP() - usertime.dateStarted) N '.
'FROM %T usertime '.
'WHERE usertime.userPHID = %s '.
'AND usertime.objectPHID = %s '.
'AND usertime.dateEnded IS NULL',
$usertime_dao->getTableName(),
$user->getPHID(),
$phid);
return $sum_ended['N'] + $sum_not_ended['N'];
}
public function getQueryApplicationClass() {
return 'PhabricatorPhrequentApplication';
}
}

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