Read misc.timezone from tzdb and misc.useragent from top-user-agents, and give misc.car its own rows file

2026-09-18 23:10:05 +02:00
parent 97c4e17671
commit 604bcb1878
12 changed files with 725 additions and 20 deletions
@@ -0,0 +1,55 @@
+#!/usr/bin/env python3
+"""Rebuild data/misc/useragent.tsv from microlinkhq/top-user-agents (MIT).
+
+    data-import/useragent.py [--source URL] [--cache DIR] [--out FILE]
+
+The desktop and mobile lists partition the whole, so `device` is read rather than
+parsed. A row ships when the string names a browser and an operating system both.
+"""
+import argparse
+import json
+import re
+from pathlib import Path
+
+import source
+import tsv
+
+SOURCE = "https://raw.githubusercontent.com/microlinkhq/top-user-agents/master/src"
+OUT = Path(__file__).resolve().parent.parent / "data" / "misc" / "useragent.tsv"
+CACHE = Path(__file__).resolve().parent / "cache"
+COLUMNS = ["browser", "device", "os", "ua"]
+# First match wins: Edge, Opera and Samsung Internet all carry Chrome's token too,
+# and an iPhone says "like Mac OS X".
+BROWSERS = [("Edge", r"Edg(iOS)?/"), ("Opera", r"OPR/"), ("Samsung Internet", r"SamsungBrowser/"),
+            ("Chrome", r"(Chrome|CriOS)/"), ("Firefox", r"(Firefox|FxiOS)/"), ("Safari", r"Version/[\d.]+ .*Safari")]
+SYSTEMS = [("iOS", r"iPhone|iPad|CPU OS "), ("Android", r"Android"), ("ChromeOS", r"CrOS"),
+           ("Windows", r"Windows NT"), ("macOS", r"Macintosh|Mac OS X"), ("Linux", r"X11.*Linux|Ubuntu")]
+
+
+def named(table, ua):
+    for name, pattern in table:
+        if re.search(pattern, ua):
+            return name
+    return ""
+
+
+def rows(desktop, mobile):
+    for device, uas in (("desktop", desktop), ("mobile", mobile)):
+        for ua in uas:
+            browser, os = named(BROWSERS, ua), named(SYSTEMS, ua)
+            if browser and os:
+                yield {"browser": browser, "device": device, "os": os, "ua": ua}
+
+
+def main():
+    p = argparse.ArgumentParser(description=__doc__.splitlines()[0])
+    p.add_argument("--cache", default=str(CACHE))
+    p.add_argument("--source", default=SOURCE)
+    p.add_argument("--out", default=str(OUT))
+    a = p.parse_args()
+    lists = [json.loads(source.fetch(f"{a.source}/{n}.json", a.cache, f"top-user-agents-{n}.json")) for n in ("desktop", "mobile")]
+    tsv.write(a.out, COLUMNS, sorted(rows(*lists), key=lambda r: (r["browser"], r["os"], r["ua"])))
+
+
+if __name__ == "__main__":
+    main()