From d514200b560c035d71304b54439c4b917de74069 Mon Sep 17 00:00:00 2001
From: Robin Appelman <icewind@owncloud.com>
Date: Thu, 5 Nov 2015 16:31:56 +0100
Subject: [PATCH] Add escapeLikeParameter to IDBConnection

---
 lib/private/appframework/db/db.php |  9 +++++++++
 lib/private/db/connection.php      | 10 ++++++++++
 lib/public/idbconnection.php       |  9 +++++++++
 3 files changed, 28 insertions(+)

diff --git a/lib/private/appframework/db/db.php b/lib/private/appframework/db/db.php
index 8e3fa6e419..9f912f9c0a 100644
--- a/lib/private/appframework/db/db.php
+++ b/lib/private/appframework/db/db.php
@@ -258,4 +258,13 @@ class Db implements IDb {
 		return $this->connection->tableExists($table);
 	}
 
+	/**
+	 * Espace a parameter to be used in a LIKE query
+	 *
+	 * @param string $param
+	 * @return string
+	 */
+	public function escapeLikeParameter($param) {
+		return $this->connection->escapeLikeParameter($param);
+	}
 }
diff --git a/lib/private/db/connection.php b/lib/private/db/connection.php
index 4d33cd968a..1b86d3d383 100644
--- a/lib/private/db/connection.php
+++ b/lib/private/db/connection.php
@@ -301,4 +301,14 @@ class Connection extends \Doctrine\DBAL\Connection implements IDBConnection {
 	public function inTransaction() {
 		return $this->getTransactionNestingLevel() > 0;
 	}
+
+	/**
+	 * Espace a parameter to be used in a LIKE query
+	 *
+	 * @param string $param
+	 * @return string
+	 */
+	public function escapeLikeParameter($param) {
+		return addcslashes($param, '\\_%');
+	}
 }
diff --git a/lib/public/idbconnection.php b/lib/public/idbconnection.php
index 6a4373583f..945ca14216 100644
--- a/lib/public/idbconnection.php
+++ b/lib/public/idbconnection.php
@@ -206,4 +206,13 @@ interface IDBConnection {
 	 * @since 8.0.0
 	 */
 	public function tableExists($table);
+
+	/**
+	 * Escape a parameter to be used in a LIKE query
+	 *
+	 * @param string $param
+	 * @return string
+	 * @since 9.0.0
+	 */
+	public function escapeLikeParameter($param);
 }