From fc4364722d822ecad9c6d001b5c9858c7ef4e057 Mon Sep 17 00:00:00 2001
From: Christoph <monochromec@gmail.com>
Date: Wed, 26 Oct 2022 15:01:34 +0200
Subject: [PATCH] Prepped gen_vor.php for PHP 8.1

---
 gen_vor.php | 37 ++++++++++++++++++++++---------------
 1 file changed, 22 insertions(+), 15 deletions(-)

diff --git a/gen_vor.php b/gen_vor.php
index ea2a230..631f47a 100644
--- a/gen_vor.php
+++ b/gen_vor.php
@@ -15,23 +15,30 @@ if ((new DateTime())->getTimeStamp() >= $tues_ts) {
     $ts = strtotime('+1 month', $ts);
 }    
 
+// This for PHP >= 8.1 as the old strftime will be deprecated by then
+// $date_time = new DateTime();
+// $date_time->setTimestamp(strtotime('fourth tuesday of this month', $ts));
 foreach ($fil as $line) {
-    $fields = array_filter(explode('|', $line));
-    if (count($fields) == 2) {
-        // Date missing, insert
-        $tuesday = strftime('%A, %d.%m.%Y ', strtotime('fourth tuesday of this month', $ts));
-        array_unshift($fields, $tuesday);
+    // Skip empty lines
+    if (strlen($line)) {
+        $fields = array_filter(explode('|', $line));
+        if (count($fields) == 2) {
+            // Date missing, insert
+            $tuesday = strftime('%A, %d.%m.%Y ', strtotime('fourth tuesday of this month', $ts));
+            // $tuesday = datefmt_format_object($date_time, 'cccc, d.M.yyyy ', 'de_DE.utf8');
+            array_unshift($fields, $tuesday);
+        }
+        $ts = strtotime('+1 month', $ts);
+        $li = implode('|', $fields);
+        // Insert leading and trailing spaces if required
+        if ($li[0] != ' ') {
+            $li = ' ' . $li;
+        }
+        if (substr($li, -1) != ' ') {
+            $li = $li . ' ';
+        }
+        array_push($arr, '|' . $li . '|');    
     }
-    $ts = strtotime('+1 month', $ts);
-    $li = implode('|', $fields);
-    // Insert leading and trailing spaces if required
-    if ($li[0] != ' ') {
-        $li = ' ' . $li;
-    }
-    if (substr($li, -1) != ' ') {
-        $li = $li . ' ';
-    }
-    array_push($arr, '|' . $li . '|');
 }
 file_put_contents($file_md, implode(PHP_EOL, $arr) . PHP_EOL);
 ?>