* @version 2.0.0 * @package UElearning * @subpackage Database */ class DBTarget extends Database { private function queryTargetByWhere($where) { $sqlString = "SELECT `TID`, Target.`AID`, Area.`HID`, ". "`TNum`, `TName`, `TMapID`, `TLearnTime`, `PLj`, `Mj`, `S`, `Fi` ". "FROM `".$this->table('Target')."` as Target ". "LEFT JOIN `".$this->table('Area')."` as Area ". "ON Area.`AID` = Target.`AID` ". "WHERE ".$where; $query = $this->connDB->prepare($sqlString); $query->execute(); $queryResultAll = $query->fetchAll(); // 如果有查到一筆以上 if( count($queryResultAll) >= 1 ) { // 製作回傳結果陣列 $result = array(); foreach($queryResultAll as $key => $thisResult) { array_push($result, array( 'target_id' => $thisResult['TID'], 'area_id' => $thisResult['AID'], 'hall_id' => $thisResult['HID'], 'target_number' => $thisResult['TNum'], 'name' => $thisResult['TName'], 'map_url' => $thisResult['TMapID'], 'learn_time' => $thisResult['TLearnTime'], 'PLj' => $thisResult['PLj'], 'Mj' => $thisResult['Mj'], 'S' => $thisResult['S'], 'Fi' => $thisResult['Fi'] )); } return $result; } // 若都沒查到的話 else { return null; } } /** * 查詢一個標的資料 * * * 範例: * * require_once __DIR__.'/../config.php'; * require_once UELEARNING_LIB_ROOT.'/Database/DBTarget.php'; * use UElearning\Database; * * $db = new Database\DBTarget(); * * $targetInfo = $db->queryTarget(4); * echo '

'; print_r($targetInfo); echo '

'; * * * @param string $tId 標的ID * @return array 標的資料陣列，格式為: * array( * 'target_id' => <標的ID>, * 'area_id' => <標的所在的區域ID>, * 'hall_id' => <標的所在的廳ID>, * 'target_number' => <地圖上的標的編號>, * 'name' => <標的名稱>, * 'map_url' => <地圖路徑>, * 'learn_time' => <預估的學習時間>, * 'PLj' => <學習標的的人數限制>, * 'Mj' => <目前人數>, * 'S' => <學習標的飽和率上限>, * 'Fi' => <學習標的滿額指標> * ); * */ public function queryTarget($tId) { $queryResultAll = $this->queryTargetByWhere("`TID`=".$this->connDB->quote($tId)); // 如果有查到一筆以上 if( count($queryResultAll) >= 1 ) { return $queryResultAll[0]; } // 若都沒查到的話 else { return null; } } /** * 查詢所有標的資料 * * @return array 標的資料陣列，格式為: * * array( * array( * 'target_id' => <標的ID>, * 'area_id' => <標的所在的區域ID>, * 'hall_id' => <標的所在的廳ID>, * 'target_number' => <地圖上的標的編號>, * 'name' => <標的名稱>, * 'map_url' => <地圖路徑>, * 'learn_time' => <預估的學習時間>, * 'PLj' => <學習標的的人數限制>, * 'Mj' => <目前人數>, * 'S' => <學習標的飽和率上限>, * 'Fi' => <學習標的滿額指標> * ) * ); * */ public function queryAllTarget() { return $this->queryTargetByWhere("1"); } /** * 修改一個標的資訊 * * @param int $tId 標的編號 * @param string $field 欄位名稱 * @param string $value 內容 */ function changeTargetData($tId, $field, $value) { $sqlField = null; switch($field) { case 'area_id': $sqlField = 'AID'; break; case 'hall_id': $sqlField = 'HID'; break; case 'target_number': $sqlField = 'TNum'; break; case 'name': $sqlField = 'TName'; break; case 'map_url': $sqlField = 'TMapID'; break; case 'learn_time': $sqlField = 'TLearnTime'; break; case 'PLj': $sqlField = 'PLj'; break; case 'Mj': $sqlField = 'Mj'; break; case 'S': $sqlField = 'S'; break; case 'Fi': $sqlField = 'Fi'; break; default: $sqlField = $field; break; } $sqlString = "UPDATE ".$this->table('Target'). " SET `".$sqlField."` = :value". " WHERE `TID` = :tid"; $query = $this->connDB->prepare($sqlString); $query->bindParam(':tid', $tId); $query->bindParam(':value', $value); $query->execute(); } }