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#!/usr/bin/env python3
import sys, os
import json
import subprocess
import urllib.request
import hashlib
# Go to the directory this script is stored in
os.chdir(os.path.dirname(os.path.realpath(__file__)))
# Download release data
releases = json.loads(str(urllib.request.urlopen('https://api.github.com/repos/nlohmann/json/releases').read(), 'utf-8'))
# Fetch all releases and the corresponding URL
release_url_map = []
for release in releases:
for asset in release['assets']:
if asset['name'] == 'json.hpp':
release_url_map.append((release['tag_name'], asset['browser_download_url'], release['body']))
# List all git tags
process = subprocess.Popen(['git', 'tag'], stdout=subprocess.PIPE)
tags, _ = process.communicate()
tags = set(filter(None, str(tags, 'utf-8').split("\n")))
print("Releases already contained in this repository are " + str(tags))
# Go over the release_url_map in reverse order; if a release is not yet a Git
# tag, download the file, commit and add a tag
for tag, url, body in release_url_map[::-1]:
if tag in tags:
continue
print("Downloading release " + tag)
if tag >= "v3.10.5":
os.system("rm -rf ./tmp")
os.system("rm -rf ./include")
os.system("git clone https://github.com/nlohmann/json ./tmp --depth 1 --branch {}".format(tag));
os.system("cp -rf ./tmp/single_include .")
os.system("cp -rf ./tmp/include/nlohmann/json_fwd.hpp ./single_include/nlohmann/")
os.system("cp -rf ./tmp/cmake .")
os.system("cp -rf ./tmp/CMakeLists.txt .")
os.system("cp -rf ./tmp/meson.build .")
os.system("cp -rf ./tmp/LICENSE.MIT .")
os.system("rm -rf ./tmp")
os.makedirs('./cmake', mode=0o777, exist_ok=True)
os.makedirs('./test', mode=0o777, exist_ok=True)
with open("./cmake/ci.cmake", "w") as f:
f .write("message(FATAL_ERROR \"The JSON_CI option is not available" \
"when using the nlohmann_json_cmake_fetchcontent repository.\")")
with open("./test/CMakeLists.txt", "w") as f:
f.write("message(FATAL_ERROR \"The JSON_CI option is not available" \
"when using the nlohmann_json_cmake_fetchcontent repository.\")")
os.system("git add .")
else:
os.makedirs('./include', mode=0o777, exist_ok=True)
os.makedirs('./include/nlohmann', mode=0o777, exist_ok=True)
data = urllib.request.urlopen(url).read();
with open('./include/nlohmann/json.hpp', 'wb') as f:
f.write(data)
# Try to download the json_fwd.hpp header -- only exists since release
# v3.1.0
has_json_fwd = False
try:
json_fwd_url = 'https://github.com/nlohmann/json/raw/{}/include/nlohmann/json_fwd.hpp'.format(tag);
print("Trying to download " + json_fwd_url)
data = urllib.request.urlopen(json_fwd_url).read();
with open('./include/nlohmann/json_fwd.hpp', 'wb') as f:
f.write(data)
has_json_fwd = True
except:
pass
subprocess.call(['git', 'add', './include/nlohmann/json.hpp'])
if has_json_fwd:
subprocess.call(['git', 'add', './include/nlohmann/json_fwd.hpp'])
# Update the nlohman json options.
subprocess.call([ 'sed', '-i', '-e', 's/library.\" ON/library.\" OFF/g', './CMakeLists.txt'])
subprocess.call(['git', 'add', './CMakeLists.txt'])
# Update the README.md:
subprocess.call([ 'sed', '-i', '-e', 's/GIT_TAG .*)/GIT_TAG '+ tag + ')/g', './README.md'])
subprocess.call(['git', 'add', './README.md'])
# Commit:
subprocess.call(['git', 'commit', '-m', 'Upstream release ' + tag])
subprocess.call(['git', 'tag', '-a', tag, '-m', body])
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