twitter: fix videos only within affected time range

merge pull request #276 from wukko/fix-only-broken-twitter

src/modules/processing/matchActionDecider.js

@@ -40,7 +40,6 @@ export default function(r, host, audioFormat, isAudioOnly, lang, isAudioMuted, d
                 case "bilibili":
                     params = { type: "render" };
                     break;
-                case "twitter":
                 case "youtube":
                     params = { type: r.type };
                     break;
@@ -55,6 +54,14 @@ export default function(r, host, audioFormat, isAudioOnly, lang, isAudioMuted, d
                         responseType = 1;
                     }
                     break;
+                
+                case "twitter":
+                    if (r.type === "remux") {
+                        params = { type: r.type };
+                    } else {
+                        responseType = 1;
+                    }
+                    break;
 
                 case "vk":
                 case "douyin":

src/modules/processing/services/twitter.js

@@ -1,6 +1,19 @@
 import { genericUserAgent } from "../../config.js";
 import { createStream } from "../../stream/manage.js";
 
+// fix all videos affected by the container bug in twitter muxer (took them over two weeks to fix it????)
+const badContainerStart = new Date(1701446400000);
+const badContainerEnd = new Date(1702605600000);
+const TWITTER_EPOCH = 1288834974657n;
+
+function needsFixing(media) {
+    const representativeId = media.source_status_id_str ?? media.id_str;
+    const mediaTimestamp = new Date(
+        Number((BigInt(representativeId) >> 22n) + TWITTER_EPOCH)
+    )
+    return mediaTimestamp > badContainerStart && mediaTimestamp < badContainerEnd;
+}
+
 function bestQuality(arr) {
     return arr.filter(v => v["content_type"] === "video/mp4").sort((a, b) => Number(b.bitrate) - Number(a.bitrate))[0]["url"]
 }
@@ -60,28 +73,34 @@ export default async function(obj) {
     let single, multiple = [], media = baseMedia["media"];
     media = media.filter((i) => { if (i["type"] === "video" || i["type"] === "animated_gif") return true });
 
+    if (media.length === 0) {
+        return { error: 'ErrorNoVideosInTweet' }
+    }
+
     if (media.length > 1) {
         for (let i in media) {
-            multiple.push({
+            let downloadUrl = bestQuality(media[i]["video_info"]["variants"]);
-                type: "video",
+            if (needsFixing(media[i])) {
-                thumb: media[i]["media_url_https"],
+                downloadUrl = createStream({
-                url: createStream({
                     service: "twitter",
                     type: "remux",
                     u: bestQuality(media[i]["video_info"]["variants"]),
                     filename: `twitter_${obj.id}_${Number(i) + 1}.mp4`
                 })
+            }
+            multiple.push({
+                type: "video",
+                thumb: media[i]["media_url_https"],
+                url: downloadUrl
             })
         }
-    } else if (media.length === 1) {
-        single = bestQuality(media[0]["video_info"]["variants"])
     } else {
-        return { error: 'ErrorNoVideosInTweet' }
+        single = bestQuality(media[0]["video_info"]["variants"])
     }
 
     if (single) {
         return {
-            type: "remux",
+            type: needsFixing(media[0]) ? "remux" : "normal",
             urls: single,
             filename: `twitter_${obj.id}.mp4`,
             audioFilename: `twitter_${obj.id}_audio`