From d7e94a4a75471e5ef3fa7cc9e2c8d89760b9a9b2 Mon Sep 17 00:00:00 2001
From: hbrain <hbrain@piagent.local>
Date: Sun, 31 May 2026 15:36:11 +0200
Subject: [PATCH] Regenerate map PNGs unconditionally on article save

---
 new.php | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)

diff --git a/new.php b/new.php
index 0cfa3bc..7ce8bcf 100644
--- a/new.php
+++ b/new.php
@@ -416,6 +416,36 @@ function input_dir_output($dir){
     $state = input_dir_state($dir);
     return basename((string)($state['output'] ?? ''));
 }
+function regenerate_input_dir_maps($dir, $config){
+    $python = trim((string)shell_exec('command -v python3 2>/dev/null'));
+    $script = __DIR__ . '/bin/gpsmap.py';
+    if ($python === '' || !is_file($script)) return;
+
+    $state = input_dir_state($dir);
+    $targets = [];
+    foreach (['output', 'preview_output'] as $key) {
+        $name = basename((string)($state[$key] ?? ''));
+        if ($name === '') continue;
+        $targets[] = $config['videos_dir'] . '/' . pathinfo($name, PATHINFO_FILENAME) . '.png';
+    }
+
+    // Fallback target if no output filename is known yet.
+    if (!$targets) {
+        $targets[] = $config['videos_dir'] . '/' . basename((string)$dir) . '.png';
+    }
+
+    $targets = array_values(array_unique($targets));
+
+    foreach ($targets as $outPng) {
+        $cmd = escapeshellarg($python) . ' ' . escapeshellarg($script) . ' ' . escapeshellarg($dir) . ' ' . escapeshellarg($outPng) . ' 2>&1';
+        $output = (string)shell_exec($cmd);
+        if (is_file($outPng)) {
+            @chmod($outPng, 0664);
+        } else {
+            error_log('[mvlog] map regenerate failed for '.basename((string)$dir).' target='.basename((string)$outPng).' output='.trim($output)."\n", 3, '/var/log/mvlog_map.log');
+        }
+    }
+}
 function cached_video_metadata($output, $fallback){
     $meta = ['title'=>$fallback['title'] ?? '', 'date'=>$fallback['date'] ?? '', 'location'=>$fallback['place'] ?? '', 'description'=>$fallback['description'] ?? ''];
     $cacheFile = __DIR__ . '/cache/videos.json';
@@ -572,6 +602,8 @@ try {
             write_data($dir, $_POST);
             save_uploads('media', $dir, $allowedMedia);
             save_uploads('audio', $dir, $allowedAudio);
+            // Always regenerate map image(s) on Save changes.
+            regenerate_input_dir_maps($dir, $config);
             if (!empty($_POST['ajax'])) ajax_json(['ok'=>true, 'message'=>'Updated input directory: in-dir/' . basename($dir), 'dir'=>basename($dir)]);
             header('Location: new.php?tab=edit');
             exit;