From 29c19060614ec2056a7dfa90415057f19191a404 Mon Sep 17 00:00:00 2001
From: Simon Rettberg
Date: Fri, 6 Oct 2023 15:52:35 +0200
Subject: Fix a few deprecation warnings on PHP 8.2

---
 inc/database.inc.php                               | 4 ++--
 inc/taskmanager.inc.php                            | 2 +-
 modules-available/statistics/pages/summary.inc.php | 4 +++-
 3 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/inc/database.inc.php b/inc/database.inc.php
index 81fd3259..0c8f40ae 100644
--- a/inc/database.inc.php
+++ b/inc/database.inc.php
@@ -268,7 +268,7 @@ class Database
 				$log = true;
 			}
 			foreach ($row as $key => $col) {
-				$l = strlen($col);
+				$l = strlen((string)($col ?? 'NULL'));
 				if ($l > $lens[$key]) {
 					$lens[$key] = $l;
 				}
@@ -289,7 +289,7 @@ class Database
 		foreach ($rows as $row) {
 			$line = '';
 			foreach ($lens as $key => $len) {
-				$line .= '| '. str_pad($row[$key], $len) . ' ';
+				$line .= '| '. str_pad((string)($row[$key] ?? 'NULL'), $len) . ' ';
 			}
 			error_log($line . "|");
 		}
diff --git a/inc/taskmanager.inc.php b/inc/taskmanager.inc.php
index 4e534018..700ea4ad 100644
--- a/inc/taskmanager.inc.php
+++ b/inc/taskmanager.inc.php
@@ -141,7 +141,7 @@ class Taskmanager
 		$done = false;
 		$deadline = microtime(true) + $timeout / 1000;
 		while (($remaining = $deadline - microtime(true)) > 0) {
-			usleep(min(100000, $remaining * 100000));
+			usleep((int)min(100000, $remaining * 100000));
 			$status = self::status($task);
 			if (!isset($status['statusCode']))
 				break;
diff --git a/modules-available/statistics/pages/summary.inc.php b/modules-available/statistics/pages/summary.inc.php
index ce16b536..8b476f36 100644
--- a/modules-available/statistics/pages/summary.inc.php
+++ b/modules-available/statistics/pages/summary.inc.php
@@ -26,7 +26,9 @@ class SubPage
 		// Prepare chart colors
 		self::$STATS_COLORS = [];
 		for ($i = 0; $i < 10; ++$i) {
-			self::$STATS_COLORS[] = '#55' . sprintf('%02s%02s', dechex((($i + 1) * ($i + 1)) / .3922), dechex(abs((5 - $i) * 51)));
+			self::$STATS_COLORS[] = '#55' . sprintf('%02s%02s', dechex(
+					(int)((($i + 1) * ($i + 1)) / .3922)),
+					dechex((int)(abs((5 - $i) * 51))));
 		}
 
 		$filterSet->filterNonClients();
-- 
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