Email change on user

exam/classes/ApiError/ApiError.php

@@ -51,11 +51,12 @@ class ApiError extends Exception
     ]), 500);
   }
 
-  public static function failedUpdate(array $fields)
+  public static function failedUpdate(array $fields, array $reasons)
   {
     return new ApiError(json_encode([
       "code" => "FailedUpdate",
       "fields" => $fields,
+      "reasons" => $reasons,
     ]), 500);
   }
 }

exam/classes/Models/Post/Post.php

@@ -118,6 +118,10 @@ class Post implements JsonSerializable
   {
     $db = Database::getInstance();
 
+    $db->beginTransaction();
+
+    $failed = [];
+    $reason = [];
     if (!empty($content)) {
       $content = substr(trim($content), 0, 250);
 
@@ -125,11 +129,25 @@ class Post implements JsonSerializable
       $stmt->bindValue(":CON", nl2br(htmlspecialchars($content)));
       $stmt->bindValue(":ID", $this->id);
       try {
-        if (!$stmt->execute()) throw ApiError::failedUpdate(["content"]);
+        if (!$stmt->execute()) {
+          $failed = ["content"];
+          $reason = ["generic"];
+        }
       } catch (Exception $e) {
-        throw ApiError::failedUpdate(["content"]);
+        $failed = ["content"];
+        if ($e->getCode() === "23000") {
+          $pdoErr = $stmt->errorInfo()[1];
+          $reason = ["SQL: $pdoErr"];
+        } else $reason = ["{$e->getCode()}"];
       }
     }
+    if ($failed !== null) {
+      $db->rollBack();
+
+      throw ApiError::failedUpdate($failed, $reason);
+    }
+
+    $db->commit();
 
     return Post::getByID($this->id);
   }

exam/classes/Models/User/User.php

@@ -270,19 +270,30 @@ class User implements JsonSerializable
     return $stmt->execute();
   }
 
-  public function update(?string $username, ?string $password, $image = null): User
+  public function update(?string $username, ?string $password, ?string $email): User
   {
     $db = Database::getInstance();
 
+    $db->beginTransaction();
+
     $failed = [];
+    $reasons = [];
     if (!empty($username)) {
       $stmt = $db->prepare("UPDATE egb_benutzer SET benutzer = :USR WHERE id = :ID");
       $stmt->bindValue(":USR", htmlspecialchars($username));
       $stmt->bindValue(":ID", $this->id);
       try {
-        if (!$stmt->execute()) array_push($failed, "username");
+        if (!$stmt->execute()) {
+          array_push($failed, "username");
+          array_push($reasons, "generic");
+        }
       } catch (Exception $e) {
         array_push($failed, "username");
+        if ($e->getCode() === "23000") {
+          $pdoErr = $stmt->errorInfo()[1];
+          if ($pdoErr === 1062) array_push($reasons, "Duplicate");
+          else array_push($reasons, "SQL: $pdoErr");
+        } else array_push($reasons, "{$e->getCode()}");
       }
     }
 
@@ -291,26 +302,48 @@ class User implements JsonSerializable
       $stmt->bindValue(":PAS", password_hash($password, PASSWORD_DEFAULT));
       $stmt->bindValue(":ID", $this->id);
       try {
-        if (!$stmt->execute()) array_push($failed, "password");
+        if (!$stmt->execute()) {
+          array_push($failed, "password");
+          array_push($reasons, "generic");
+        }
       } catch (Exception $e) {
         array_push($failed, "password");
+        if ($e->getCode() === "23000") {
+          $pdoErr = $stmt->errorInfo()[1];
+          if ($pdoErr === 1062) array_push($reasons, "Duplicate");
+          else array_push($reasons, "SQL: $pdoErr");
+        } else array_push($reasons, "{$e->getCode()}");
       }
     }
 
-    if (!empty($image)) {
-      $destinationFilename = sprintf('%s.%s', uniqid(), $image->getExtension());
-      $image->move(Config::getStoragePath() . "profilbilder/$destinationFilename");
+    if (!empty($email)) {
+      // $destinationFilename = sprintf('%s.%s', uniqid(), $image->getExtension());
+      // $image->move(Config::getStoragePath() . "profilbilder/$destinationFilename");
 
-      $stmt = $db->prepare("UPDATE egb_benutzer SET image = :IMG WHERE id = :ID");
-      $stmt->bindValue(":IMG", $destinationFilename);
+      $stmt = $db->prepare("UPDATE egb_benutzer SET email = :EMA WHERE id = :ID");
+      $stmt->bindValue(":EMA", $email);
       $stmt->bindValue(":ID", $this->id);
       try {
-        if (!$stmt->execute()) array_push($failed, "image");
+        if (!$stmt->execute()) {
+          array_push($failed, "email");
+          array_push($reasons, "generic");
+        }
       } catch (Exception $e) {
-        array_push($failed, "image");
+        array_push($failed, "email");
+        if ($e->getCode() === "23000") {
+          $pdoErr = $stmt->errorInfo()[1];
+          if ($pdoErr === 1062) array_push($reasons, "Duplicate");
+          else array_push($reasons, "SQL: $pdoErr");
+        } else array_push($reasons, "{$e->getCode()}");
       }
     }
-    if (count($failed) > 0) throw ApiError::failedUpdate($failed);
+    if (count($failed) > 0) {
+      $db->rollBack();
+
+      throw ApiError::failedUpdate($failed, $reasons);
+    }
+
+    $db->commit();
 
     return User::getByID($this->id);
   }