Erminig/erminig/controllers/evezh/parsers/github.py
2025-05-03 18:33:53 +02:00

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#
# Erminig - Récupération de la dernière version d'un soft sur Github via son API
# Copyright (C) 2025 L0m1g
# Sous licence DOUARN - Voir le fichier LICENCE pour les détails
#
# Ce fichier fait partie du projet Erminig.
# Libre comme lair, stable comme un menhir, et salé comme le beurre.
#
import re
import requests
from erminig.core.config import Config
from erminig.controllers.evezh.abstract import UpstreamSource
from erminig.core.retry import retry_on_failure
class GitHubSource(UpstreamSource):
@retry_on_failure()
def get_latest(self):
repo = self.config["github"]
file_template = self.config.get("file")
latest = self._get_latest_release(repo)
if not latest:
latest = self._get_latest_tag(repo)
if not latest:
print(f"[{self.name}] Aucune version détectée.")
return None
version = self.normalize_version(latest["tag"])
url = latest.get("url")
if not url and file_template:
filename = file_template.replace("${version}", version)
url = f"https://github.com/{repo}/releases/download/{latest['tag']}/{filename}"
print(f"[{self.name}] Fallback URL : {url}")
print(url)
return {"name": self.name, "version": version, "url": url or ""}
def _github_headers(self):
headers = {}
if Config.GITHUB_TOKEN:
headers["Authorization"] = f"token {Config.GITHUB_TOKEN}"
return headers
def _get_latest_release(self, repo):
r = requests.get(
f"https://api.github.com/repos/{repo}/releases",
headers=self._github_headers(),
)
r.raise_for_status()
data = r.json()
if not data:
return None
release = data[0]
for asset in release.get("assets", []):
if asset["browser_download_url"].endswith(".tar.gz"):
return {
"tag": release["tag_name"],
"url": asset["browser_download_url"],
}
return {"tag": release["tag_name"]}
def _get_latest_tag(self, repo):
r = requests.get(
f"https://api.github.com/repos/{repo}/tags", headers=self._github_headers()
)
r.raise_for_status()
tags = r.json()
if not tags:
return None
url = f"https://github.com/{repo}/archive/refs/tags/{tags[0]["name"]}.tar.gz"
return {"tag": tags[0]["name"], "url": url}
def normalize_version(self, tag):
# Exemples : v2.7.1 → 2.7.1, R_2_7_1 → 2.7.1, expat-2.7.1 → 2.7.1
tag = tag.strip()
if tag.lower().startswith(("v", "r_", "r")):
tag = re.sub(r"^[vVrR_]+", "", tag)
tag = tag.replace("_", ".")
match = re.search(r"(\d+\.\d+(?:\.\d+)?)", tag)
return match.group(1) if match else tag