From 8888d5a9ad49f008689490d31eab600afe6fad03 Mon Sep 17 00:00:00 2001
From: Roeland Jago Douma <roeland@famdouma.nl>
Date: Thu, 28 Nov 2019 15:20:03 +0100
Subject: [PATCH] Add counting to the user backend

This will allow reporting to also list the number of SAML users on the
instance.

Signed-off-by: Roeland Jago Douma <roeland@famdouma.nl>
---
 lib/UserBackend.php | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/lib/UserBackend.php b/lib/UserBackend.php
index a5f5e28..78c3b3e 100644
--- a/lib/UserBackend.php
+++ b/lib/UserBackend.php
@@ -183,6 +183,7 @@ class UserBackend implements IApacheBackend, UserInterface, IUserBackend {
 		$availableActions = \OC\User\Backend::CHECK_PASSWORD;
 		$availableActions |= \OC\User\Backend::GET_DISPLAYNAME;
 		$availableActions |= \OC\User\Backend::GET_HOME;
+		$availableActions |= \OC\User\Backend::COUNT_USERS;
 		return (bool)($availableActions & $actions);
 	}
 
@@ -733,4 +734,13 @@ class UserBackend implements IApacheBackend, UserInterface, IUserBackend {
 
 		return strtoupper($hex_guid_to_guid_str);
 	}
+
+	public function countUsers() {
+		$query = $this->db->getQueryBuilder();
+		$query->select($query->func()->count('uid'))
+			->from('user_saml_users');
+		$result = $query->execute();
+
+		return $result->fetchColumn();
+	}
 }