Initial commit

lieder/star/DBController.php

@@ -0,0 +1,74 @@
+<?php
+
+class DBController
+{
+    
+    private $host = "localhost";
+   
+    private $user = "root";
+    
+    private $password = "";
+    
+    private $database = "leitgedanken";
+    
+    private static $conn;
+    
+    function __construct()
+    {
+        $this->conn = mysqli_connect($this->host, $this->user, $this->password, $this->database);
+    }
+    
+    public static function getConnection()
+    {
+        if (empty($this->conn)) {
+            new Database();
+        }
+    }
+    
+    function getDBResult($query, $params = array())
+    {
+        $sql_statement = $this->conn->prepare($query);
+        if (! empty($params)) {
+            $this->bindParams($sql_statement, $params);
+        }
+        $sql_statement->execute();
+        $result = $sql_statement->get_result();
+        
+        if ($result->num_rows > 0) {
+            while ($row = $result->fetch_assoc()) {
+                $resultset[] = $row;
+            }
+        }
+        
+        if (! empty($resultset)) {
+            return $resultset;
+        }
+    }
+    
+    function updateDB($query, $params = array())
+    {
+        $sql_statement = $this->conn->prepare($query);
+        if (! empty($params)) {
+            $this->bindParams($sql_statement, $params);
+        }
+        $sql_statement->execute();
+    }
+    
+    function bindParams($sql_statement, $params)
+    {
+        $param_type = "";
+        foreach ($params as $query_param) {
+            $param_type .= $query_param["param_type"];
+        }
+        
+        $bind_params[] = & $param_type;
+        foreach ($params as $k => $query_param) {
+            $bind_params[] = & $params[$k]["param_value"];
+        }
+        
+        call_user_func_array(array(
+            $sql_statement,
+            'bind_param'
+        ), $bind_params);
+    }
+}