/**
* Creates data provider instance with search query applied
*
* @param array $params
*
* @return ActiveDataProvider
*/
public function search($params)
{
$query = Warning::find();
$dataProvider = new ActiveDataProvider(['query' => $query]);
$this->load($params);
if (!$this->validate()) {
// uncomment the following line if you do not want to any records when validation fails
// $query->where('0=1');
return $dataProvider;
}
$query->andFilterWhere(['id' => $this->id, 'warning_type' => $this->warning_type, 'station_id' => $this->station_id, 'warning_time' => $this->warning_time, 'read' => $this->read]);
$query->andFilterWhere(['like', 'message', $this->message]);
return $dataProvider;
}
public function hasUnreadWarning($id)
{
if ($id > 0) {
$newest = Warning::find()->where(['station_id' => $id, 'read' => Warning::STATUS_UNREAD])->one();
if ($newest) {
return $newest;
}
}
return false;
}
private function buildQuery($export = false)
{
$parseData = [];
if ($export) {
$query = new Query();
$query->select(['warning.message AS message', 'station.name AS station_name', 'DATE_FORMAT(FROM_UNIXTIME(warning.warning_time), "%d/%m/%Y %H:%i:%s") AS warning_date'])->from('warning')->leftJoin('station', 'station.id = warning.station_id')->where([]);
} else {
$query = Warning::find()->leftJoin('station', 'station.id = warning.station_id')->where([]);
}
// permission
$stationIds = [];
$role = new Role();
if (!$role->isAdministrator) {
$position = $role->getPosition();
$stationIds = Station::getByRole($position, Yii::$app->user->id);
}
//filter by stations
$stations = Yii::$app->request->get('station');
if (!empty($stations)) {
$stationIds = array_merge($stationIds, $stations);
}
if (!empty($stationIds)) {
foreach ($stationIds as $k => $id) {
if (intval($id) <= 0) {
unset($stationIds[$k]);
}
}
}
if (!empty($stationIds)) {
$condition = ['in', 'station_id', $stationIds];
$query->where($condition);
}
// filter by area
$areaId = Yii::$app->request->get('area');
if ($areaId > 0) {
$query->andWhere(['station.area_id' => $areaId]);
}
// filter by center
$center = Yii::$app->request->get('center');
if ($center > 0) {
$query->andWhere(['station.center_id' => $center]);
}
// filter by time points
$getBy = Yii::$app->request->get('get_by');
if ($getBy) {
if ($getBy == 'today') {
$timePoints = Convert::currentTimePoints();
} else {
if ($getBy == 'week') {
$timePoints = Convert::currentWeekTimePoints();
} else {
if ($getBy == 'month') {
$timePoints = Convert::currentMonthTimePoints();
}
}
}
$query->andWhere(['>=', 'warning.warning_time', $timePoints['start']]);
$query->andWhere(['<=', 'warning.warning_time', $timePoints['end']]);
}
// filter by time duration
$fromDate = Yii::$app->request->get('from_date');
if ($fromDate) {
$fromTime = Convert::date2Time($fromDate, 'd/m/Y');
$query->andWhere(['>=', 'warning_time', $fromTime]);
}
$toDate = Yii::$app->request->get('to_date');
if ($toDate) {
$toTime = Convert::date2Time($toDate, 'd/m/Y', 'end');
$query->andWhere(['<=', 'warning_time', $toTime]);
}
$query->orderBy('warning_time DESC');
return ['query' => $query, 'parseData' => $parseData];
}
