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#! /usr/bin/env nix-shell
#! nix-shell -i python3 -p nix nix-prefetch python3
import json
import subprocess
import urllib.request
fonts_file = "fonts.nix"
fonts_data = json.loads(
subprocess.check_output(["nix", "eval", "--json", "-f", fonts_file])
)
releases_url = "https://api.github.com/repos/IBM/plex/releases"
releases = json.loads(urllib.request.urlopen(releases_url).read())
for font in fonts_data.keys():
font_tag = f"@ibm/plex-{font}@"
font_file = f"plex-{font}.zip"
current_version = fonts_data.get(font, {}).get("version")
latest_release = next(
(r for r in releases if r["tag_name"].lower().startswith(font_tag)), None
)
if latest_release is None:
print(f"No release found for {font}")
continue
latest_version = latest_release["tag_name"].split("@")[-1]
if current_version == latest_version:
print(f"Font {font} is up-to-date")
continue
print(f"Updating {font} from {current_version} to {latest_version}")
asset = next(
(
a
for a in latest_release["assets"]
if font_file.lower() in a["name"].lower()
),
None,
)
if asset is None:
print(f"Warning: No asset found for {font}")
continue
asset_url = asset["browser_download_url"]
raw_hash = (
subprocess.check_output(["nix-prefetch-url", "--unpack", asset_url])
.decode()
.strip()
)
sri_hash = (
subprocess.check_output(
["nix", "--extra-experimental-features", "nix-command", "hash", "convert", "--hash-algo", "sha256", raw_hash]
)
.decode()
.strip()
)
for x, y in zip(
["version", "hash", "url"],
[latest_version, sri_hash, asset_url]
):
if fonts_data[font].get(x) != y:
fonts_data[font][x] = y
with open(fonts_file, "w") as f:
f.write("{\n")
for font in sorted(fonts_data.keys()):
attrs = fonts_data[font]
f.write(f" {font} = {{\n")
for k in sorted(attrs.keys()):
v = attrs[k]
if isinstance(v, bool):
f.write(f" {k} = {'true' if v else 'false'};\n")
else:
f.write(f' {k} = "{v}";\n')
f.write(" };\n")
f.write("}\n")
|
