Register endpoint

exam/classes/GUID/GUID.php

@@ -0,0 +1,21 @@
+<?php
+
+namespace Khofmann\GUID;
+
+class GUID
+{
+  public static function v4($data = null)
+  {
+    // Generate 16 bytes (128 bits) of random data or use the data passed into the function.
+    $data = $data ?? random_bytes(16);
+    assert(strlen($data) == 16);
+
+    // Set version to 0100
+    $data[6] = chr(ord($data[6]) & 0x0f | 0x40);
+    // Set bits 6-7 to 10
+    $data[8] = chr(ord($data[8]) & 0x3f | 0x80);
+
+    // Output the 36 character UUID.
+    return vsprintf('%s%s-%s-%s-%s-%s%s%s', str_split(bin2hex($data), 4));
+  }
+}

exam/classes/Models/User/User.php

@@ -8,6 +8,8 @@ use DateTime;
 use Khofmann\Database\Database;
 use Config\Config;
 use JsonSerializable;
+use Khofmann\GUID\GUID;
+use PDOException;
 
 class User implements JsonSerializable
 {
@@ -153,6 +155,37 @@ class User implements JsonSerializable
     }
   }
 
+  public static function create(string $username, string $email, string $password)
+  {
+    $db = Database::getInstance();
+    $guid = GUID::v4();
+
+    $stmt = $db->prepare(
+      "INSERT INTO
+        egb_benutzer(benutzer, passwort, email, confirmationcode)
+      VALUES(:USR, :PAS, :EMA, :COD)"
+    );
+    $stmt->bindValue(":USR", $username);
+    $stmt->bindValue(":PAS", password_hash($password, PASSWORD_DEFAULT));
+    $stmt->bindValue(":EMA", $email);
+    $stmt->bindValue(":COD", $guid);
+
+    try {
+      $stmt->execute();
+
+      mail(
+        $email,
+        "Account activation GuestBookDB",
+        "Hello $username. To activate your account, visit https://khofmann.userpage.fu-berlin.de/phpCourse/exam/confirm?c=$guid"
+      );
+
+      return true;
+    } catch (Exception $err) {
+      if ($err->getCode() === "23000") throw new Exception("Duplicate");
+
+      throw $err;
+    }
+  }
   /*
   * Members
   */

exam/classes/Response/Response.php

@@ -14,6 +14,11 @@ class Response
 
   public static function json($value, int $options = 0, int $dept = 512)
   {
+    if (is_bool($value)) {
+      Response::response()->header('Content-Type: application/json; charset=utf-8');
+      echo json_encode($value, $options, $dept);
+      exit(0);
+    }
     return SimpleRouter::response()->json($value, $options, $dept);
   }
 }