Фильтрация по id и по field

		$sport_team = $this->getItemById('sports_teams', $id);
                $sport_team = $this->getItemByField('sports_teams', 'team_system', $id);

	public function getSportsTeam($id){
		$sport_team = $this->getItemByField('sports_teams', 'team_system', $id);
		$this->filterEqual('team_system', $id);
		$sport_team['sports_teams'] = $this->get('sports_teams');
		return $sport_team;
	}	

 
public function getSportsTeam($value){
if (is_numeric($value)) {
 // передано число, значит ищем по 'id'
 $sport_team = $this->getItemById('sports_teams', $value);
}
else {
 // передано не число, значит ищем по 'sports_teams' - строка
 $this->filterLike('team_system', $value);	
 $sport_team = $this->getItem('sports_teams');
 }
 return $sport_team;
}
 

		if (is_numeric($id)) {
		$sport_team = $this->getItemById('sports_teams', $id);
		} else {
		$this->filterLike('team_system', $id);	
		$sport_team = $this->getItem('sports_teams');
		}