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root/assets/php/common/hall_dao.php

@@ -0,0 +1,96 @@
+<?php
+	include_once('hall.php');
+	
+	
+    class HallDAO extends DAO {
+
+		//Constructor:
+        function __construct($bd_name){
+			parent::__construct($bd_name);
+        }
+
+		//Methods:
+
+        //Create a new Hall.
+		public function createHall($number, $cinema, $rows, $cols, $seats, $seats_map){
+			
+			$sql = sprintf( "INSERT INTO `hall`( `number`, `idcinema`, `numrows`, `numcolumns`, `total_seats`) 
+								VALUES ( '%d', '%d', '%d', '%d', '%d')", 
+								$number, $cinema, $rows, $cols, $seats );
+			
+			$resul = mysqli_query($this->mysqli, $sql) or die ('Error BD createhall');
+			
+			return $sql;
+		}
+		
+		//Returns a query to get the halls data.
+		public function getAllHalls($cinema){
+			$sql = sprintf( "SELECT * FROM hall WHERE 
+							idcinema = '%s'", 
+							$cinema);	
+							
+			$resul = mysqli_query($this->mysqli, $sql) or die ('Error into query database');
+			
+			$hall = null;
+			while($fila=mysqli_fetch_array($resul)){
+				$hall[] = $this->loadHall($fila["number"], $fila["idcinema"], $fila["numrows"], $fila["numcolumns"], $fila["total_seats"], null);
+			}
+			
+			mysqli_free_result($resul);
+			
+			return $hall;
+		}
+		
+		public function searchHall($number, $cinema){
+			
+			$sql = sprintf( "SELECT * FROM hall WHERE 
+							number = '%s' AND idcinema = '%s'", 
+							$number, $cinema);	
+			$resul = mysqli_query($this->mysqli, $sql) or die ('Error into query database');
+			$hall = false;
+			
+			if($resul){
+				if($resul->num_rows == 1){
+					$fila = $resul->fetch_assoc();
+					$hall = $this->loadHall($fila["number"], $fila["idcinema"], $fila["numrows"], $fila["numcolumns"], $fila["total_seats"], null);
+				}
+				$resul->free();
+			}
+		
+			return $hall;
+		}
+		
+		
+		
+		//Create a new Hall Data Transfer Object.
+		public function loadHall($number, $idcinema, $numrows, $numcolumns, $total_seats, $seats_map){
+			return new Hall($number, $idcinema, $numrows, $numcolumns, $total_seats, $seats_map);
+		}
+
+		//Edit Hall.
+		public function editHall($number, $cinema, $rows, $cols, $seats, $og_number){
+			
+			$sql = sprintf( "UPDATE `hall`
+							SET `number` = '%d' ,`numrows` = '%d' , `numcolumns` = '%d' , `total_seats` = %d
+							WHERE `hall`.`number` = '%d' AND `hall`.`idcinema` = '%d';", 
+							$number, $rows, $cols, $seats, $og_number, $cinema );
+			
+			
+			$resul = mysqli_query($this->mysqli, $sql) or die ('Error into query database');
+
+			return $resul;
+		}
+
+		//Delete Hall.
+		public function deleteHall($number, $cinema){
+
+			$sql = sprintf( "DELETE FROM `hall` WHERE `hall`.`number` = '%d' AND `hall`.`idcinema` = '%d';",$number, $cinema);
+
+			$resul = mysqli_query($this->mysqli, $sql) or die ('Error into query database');
+
+			return $resul;
+		}
+
+    }
+
+?>