api/vk: handle clips without titles

cherry-picked from upstream PR imputnet#1580 by @Rexarrior

Author: lambovl

api/src/processing/services/vk.js

@@ -125,9 +125,11 @@ export default async function ({ ownerId, videoId, accessKey, quality, subtitleL
 
     if (!url) return { error: "fetch.fail" };
 
-    const fileMetadata = {
-        title: video.title.trim(),
-    }
+    const title = video.title?.trim()
+        || video.description?.trim().split(/\r?\n/, 1)[0]
+        || `vk_${ownerId}_${videoId}`;
+
+    const fileMetadata = { title }
 
     let subtitles;
     if (subtitleLang && video.subtitles?.length) {

api/src/util/tests/vk.json

@@ -30,6 +30,24 @@
             "status": "tunnel"
         }
     },
+    {
+        "name": "clip without title",
+        "url": "https://vk.com/clip-227182972_456239182",
+        "params": {},
+        "expected": {
+            "code": 200,
+            "status": "tunnel"
+        }
+    },
+    {
+        "name": "clip without title or description",
+        "url": "https://vk.com/clip-219815090_456243369",
+        "params": {},
+        "expected": {
+            "code": 200,
+            "status": "tunnel"
+        }
+    },
     {
         "name": "video, defaults",
         "url": "https://vk.com/video-57274055_456239399",