add youtube manifest parser

bin/mtag/yt-ipr.py

@@ -0,0 +1,63 @@
+#!/usr/bin/env python
+
+import re
+import sys
+import json
+from datetime import datetime
+
+"""
+youtube initial player response
+
+example usage:
+  -v srv/playerdata:playerdata:w
+       :c,e2tsr:c,e2dsa
+       :c,mtp=yt-id,yt-title,yt-author,yt-channel,yt-views,yt-private,yt-expires=bin/mtag/yt-ipr.py
+       :c,mte=yt-id,yt-title,yt-author,yt-channel,yt-views,yt-private,yt-expires
+
+quick userscript to push them across:
+  console.log('a');
+  setTimeout(function() {
+    for (var scr of document.querySelectorAll('script[nonce]'))
+      if (scr.innerHTML.indexOf('manifest.googlevideo.com/api/manifest')>0)
+        fetch('https://127.0.0.1:3923/playerdata', {method:"PUT", body: scr.innerHTML});
+  }, 10*1000);
+
+"""
+
+
+def main():
+    with open(sys.argv[1], "r", encoding="utf-8") as f:
+        txt = f.read()
+
+    txt = "{" + txt.split("{", 1)[1]
+
+    try:
+        obj = json.loads(txt)
+    except json.decoder.JSONDecodeError as ex:
+        obj = json.loads(txt[: ex.pos])
+
+    # print(json.dumps(obj, indent=2))
+
+    vd = obj["videoDetails"]
+    sd = obj["streamingData"]
+
+    et = sd["adaptiveFormats"][0]["url"]
+    et = re.search(r"[?&]expire=([0-9]+)", et).group(1)
+    et = datetime.utcfromtimestamp(int(et))
+    et = et.strftime("%Y-%m-%d, %H:%M")
+
+    r = {
+        "yt-id": vd["videoId"],
+        "yt-title": vd["title"],
+        "yt-author": vd["author"],
+        "yt-channel": vd["channelId"],
+        "yt-views": vd["viewCount"],
+        "yt-private": vd["isPrivate"],
+        # "yt-expires": sd["expiresInSeconds"],
+        "yt-expires": et,
+    }
+    print(json.dumps(r))
+
+
+if __name__ == "__main__":
+    main()