From: Marcel Werk <burntime@woltlab.com>
Date: Thu, 30 Jul 2020 16:03:14 +0000 (+0200)
Subject: New method that will ignore duplicate key errors while inserting rows into the database
X-Git-Tag: 5.3.0_Alpha_1~114
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=00c3252a1d66bc1b4bc46b80901c0540a37e1dce;p=GitHub%2FWoltLab%2FWCF.git

New method that will ignore duplicate key errors while inserting rows into the database
---

diff --git a/wcfsetup/install/files/lib/data/DatabaseObjectEditor.class.php b/wcfsetup/install/files/lib/data/DatabaseObjectEditor.class.php
index 19cea93519..1126fae67d 100644
--- a/wcfsetup/install/files/lib/data/DatabaseObjectEditor.class.php
+++ b/wcfsetup/install/files/lib/data/DatabaseObjectEditor.class.php
@@ -1,5 +1,6 @@
 <?php
 namespace wcf\data;
+use wcf\system\database\exception\DatabaseQueryExecutionException;
 use wcf\system\database\util\PreparedStatementConditionBuilder;
 use wcf\system\WCF;
 
@@ -123,4 +124,25 @@ abstract class DatabaseObjectEditor extends DatabaseObjectDecorator implements I
 		
 		return $affectedCount;
 	}
+	
+	/**
+	 * Creates a new object, returns null if the row already exists.
+	 *
+	 * @param	array	$parameters
+	 * @return	IStorableObject|null
+	 * @since       5.3
+	 */
+	public static function createOrIgnore(array $parameters = []) {
+		try {
+			return static::create($parameters);
+		}
+		catch (DatabaseQueryExecutionException $e) {
+			// Error code 23000 = duplicate key
+			if ($e->getCode() == '23000') {
+				return null;
+			}
+			
+			throw $e;
+		}
+	}
 }