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import concurrent.futures
import json
import os
import zipfile
from datetime import datetime
from meta.common import (
upstream_path,
ensure_upstream_dir,
transform_maven_key,
default_session,
)
from meta.common.quilt import JARS_DIR, INSTALLER_INFO_DIR, META_DIR, USE_QUILT_MAPPINGS
from meta.model.fabric import FabricJarInfo
UPSTREAM_DIR = upstream_path()
ensure_upstream_dir(JARS_DIR)
ensure_upstream_dir(INSTALLER_INFO_DIR)
ensure_upstream_dir(META_DIR)
sess = default_session()
def get_maven_url(maven_key, server, ext):
parts = maven_key.split(":", 3)
maven_ver_url = (
server + parts[0].replace(".", "/") + "/" + parts[1] + "/" + parts[2] + "/"
)
maven_url = maven_ver_url + parts[1] + "-" + parts[2] + ext
return maven_url
def get_json_file(path, url):
with open(path, "w", encoding="utf-8") as f:
r = sess.get(url)
r.raise_for_status()
print(f"QUILT DEBUG {r.headers}")
version_json = r.json()
json.dump(version_json, f, sort_keys=True, indent=4)
return version_json
def head_file(url):
r = sess.head(url)
r.raise_for_status()
return r.headers
def get_binary_file(path, url):
with open(path, "wb") as f:
r = sess.get(url)
r.raise_for_status()
for chunk in r.iter_content(chunk_size=128):
f.write(chunk)
def compute_jar_file(path, url):
# NOTE: Quilt Meta does not make any guarantees about Last-Modified.
# Always download the JAR file instead
jar_path = path + ".jar"
get_binary_file(jar_path, url)
tstamp = datetime.fromtimestamp(0)
with zipfile.ZipFile(jar_path) as jar:
allinfo = jar.infolist()
for info in allinfo:
tstamp_new = datetime(*info.date_time)
if tstamp_new > tstamp:
tstamp = tstamp_new
data = FabricJarInfo(release_time=tstamp)
data.write(path + ".json")
def compute_jar_file_concurrent(component, it):
print(f"Processing {component} {it['version']} ")
jar_maven_url = get_maven_url(
it["maven"], "https://maven.quiltmc.org/repository/release/", ".jar"
)
compute_jar_file(
os.path.join(UPSTREAM_DIR, JARS_DIR, transform_maven_key(it["maven"])),
jar_maven_url,
)
print(f"Processing {component} {it['version']} Done")
def get_json_file_concurrent(it):
print(f"Downloading JAR info for loader {it['version']} ")
maven_url = get_maven_url(
it["maven"], "https://maven.quiltmc.org/repository/release/", ".json"
)
get_json_file(
os.path.join(UPSTREAM_DIR, INSTALLER_INFO_DIR, f"{it['version']}.json"),
maven_url,
)
def main():
# get the version list for each component we are interested in
components = ["loader"]
if USE_QUILT_MAPPINGS:
components.append("hashed")
for component in components:
index = get_json_file(
os.path.join(UPSTREAM_DIR, META_DIR, f"{component}.json"),
"https://meta.quiltmc.org/v3/versions/" + component,
)
with concurrent.futures.ThreadPoolExecutor() as executor:
futures = [
executor.submit(compute_jar_file_concurrent, component, it)
for it in index
]
for f in futures:
f.result()
# for each loader, download installer JSON file from maven
with open(
os.path.join(UPSTREAM_DIR, META_DIR, "loader.json"), "r", encoding="utf-8"
) as loaderVersionIndexFile:
loader_version_index = json.load(loaderVersionIndexFile)
with concurrent.futures.ThreadPoolExecutor() as executor:
futures = [
executor.submit(get_json_file_concurrent, it)
for it in loader_version_index
]
for f in futures:
f.result()
if __name__ == "__main__":
main()
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