update

2022-06-06 13:02:20 +02:00
parent 3389d3ea6a
commit 62d2339760
3008 changed files with 1324485 additions and 58 deletions
--- a/kirandulas/adatbazis.php
+++ b/kirandulas/adatbazis.php
@@ -0,0 +1,82 @@
+<?php
+        class Adatbazis{
+        //adattagok
+        private $host = 'localhost';
+        private $dbuser = 'root';
+        private $password = '';
+        private $dbname = 'kirandulohelyek';
+        private $dbc;
+        //konstruktor
+        public function __construct(){
+            try {
+                $datasourcename = "mysql:host=$this->host;dbname=$this->dbname";
+                //echo $datasourcename . "<hr>";
+                $options = [PDO::MYSQL_ATTR_INIT_COMMAND => "SET NAMES utf8", PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION];
+                $this->dbc = new PDO($datasourcename, $this->dbuser, $this->password, $options);
+            } catch (PDOException $exc) {
+                echo "Kapcsolódási hiba:" . $exc->getMessage();
+            }
+        }
+
+        //metodusok
+        public function getDBC(){
+            return $this->dbc;
+        }
+
+        //tabla beolvasasa
+        public function readAll($dbc, $table) {
+            $sql = "SELECT * FROM $table;";
+            $utasitas = $dbc->prepare($sql);
+            $utasitas->execute();
+        
+            return $utasitas->fetchAll(PDO::FETCH_ASSOC);
+        }
+
+        //egy rekord beolvasasa
+        public function readOne($dbc, $table, $id) {
+            $sql = "SELECT * FROM $table WHERE id=$id;";
+            $utasitas = $dbc->prepare($sql);
+            $utasitas->execute();
+        
+            return $utasitas->fetchAll(PDO::FETCH_ASSOC);
+        }
+
+        //egy rekord torlese
+        public function deleteOne($dbc, $table, $id) {
+            $sql = "DELETE FROM $table WHERE id=$id;";
+            $utasitas = $dbc->prepare($sql);
+            $utasitas->execute();
+        }
+
+        // Mivel az id automatikusan generalodik ezért a id értéke helyett NULL értéket adunk meg beillesztéskor
+        //uj rekord beszurasa
+        public function insert($dbc, $table, $datas) {
+            $sql = "INSERT INTO $table VALUES (NULL, '";
+            foreach ($datas as $value) {
+                $sql .= $value . "', '";
+            }
+            $sql = substr($sql, 0, strlen($sql) - 3);
+            $sql .= ");";
+            $utasitas = $dbc->prepare($sql);
+            $utasitas->execute();
+        }
+
+        //rekord adatinak szerkesztese
+        public function update($dbc, $table, $datas) {
+            $sql = "UPDATE $table SET ";
+            //print_r($datas);
+            foreach ($datas as $key => $value) {
+                if ($key <> 'id') {
+                    $sql .= $key . "='" . $value . "', ";
+                }
+            }
+            $sql = substr($sql, 0, strlen($sql) - 2);
+            $sql .= " WHERE id =" . $datas['id'] . ";";
+            //print_r($sql);
+            $utasitas = $dbc->prepare($sql);
+            $utasitas->execute();
+        }
+    }   
+
+    $adatbazis = new Adatbazis();
+?>