Version 2

pagecontent/action-intro-p1.php

@@ -0,0 +1,30 @@
+<?php
+
+$nickname = iconv('UTF-8','ASCII//TRANSLIT',addslashes(htmlentities(substr($_POST["meta"], 0, 30), ENT_QUOTES, 'UTF-8')));
+
+if(empty($nickname)) {
+  print("nicknameEmpty");
+  die();
+}
+
+
+$sql = "SELECT `settings` FROM `VokabelBox2Users` WHERE `userid` = '$userid'";
+$result_articles = $conn->query($sql);
+while ($articleDb = mysqli_fetch_object($result_articles))
+{
+$settings = json_decode($articleDb->settings, true);
+}
+
+$settings[0]['nickname'] = $nickname;
+
+$settings_new = json_encode($settings);
+
+
+$conn->query("UPDATE `VokabelBox2Users` SET `settings` = '$settings_new' WHERE `userid` = '$userid'");
+
+
+
+print("true");
+
+
+?>