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#!/usr/bin/env python
"""Manage site and releases.
Usage:
manage.py release [<branch>]
manage.py site
"""
from __future__ import print_function
import datetime, docopt, errno, fileinput, json, os
import re, requests, shutil, sys, tempfile
from contextlib import contextmanager
from distutils.version import LooseVersion
from subprocess import check_call
class Git:
def __init__(self, dir):
self.dir = dir
def call(self, method, args, **kwargs):
return check_call(['git', method] + list(args), **kwargs)
def add(self, *args):
return self.call('add', args, cwd=self.dir)
def checkout(self, *args):
return self.call('checkout', args, cwd=self.dir)
def clean(self, *args):
return self.call('clean', args, cwd=self.dir)
def clone(self, *args):
return self.call('clone', list(args) + [self.dir])
def commit(self, *args):
return self.call('commit', args, cwd=self.dir)
def pull(self, *args):
return self.call('pull', args, cwd=self.dir)
def push(self, *args):
return self.call('push', args, cwd=self.dir)
def reset(self, *args):
return self.call('reset', args, cwd=self.dir)
def update(self, *args):
clone = not os.path.exists(self.dir)
if clone:
self.clone(*args)
return clone
def clean_checkout(repo, branch):
repo.clean('-f', '-d')
repo.reset('--hard')
repo.checkout(branch)
class Runner:
def __init__(self, cwd):
self.cwd = cwd
def __call__(self, *args, **kwargs):
kwargs['cwd'] = kwargs.get('cwd', self.cwd)
check_call(args, **kwargs)
def create_build_env():
"""Create a build environment."""
class Env:
pass
env = Env()
# Import the documentation build module.
env.fmt_dir = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
sys.path.insert(0, os.path.join(env.fmt_dir, 'doc'))
import build
env.build_dir = 'build'
env.versions = build.versions
# Virtualenv and repos are cached to speed up builds.
build.create_build_env(os.path.join(env.build_dir, 'virtualenv'))
env.fmt_repo = Git(os.path.join(env.build_dir, 'fmt'))
return env
@contextmanager
def rewrite(filename):
class Buffer:
pass
buffer = Buffer()
if not os.path.exists(filename):
buffer.data = ''
yield buffer
return
with open(filename) as f:
buffer.data = f.read()
yield buffer
with open(filename, 'w') as f:
f.write(buffer.data)
fmt_repo_url = 'git@github.com:fmtlib/fmt'
def update_site(env):
env.fmt_repo.update(fmt_repo_url)
doc_repo = Git(os.path.join(env.build_dir, 'fmtlib.github.io'))
doc_repo.update('git@github.com:fmtlib/fmtlib.github.io')
for version in env.versions:
clean_checkout(env.fmt_repo, version)
target_doc_dir = os.path.join(env.fmt_repo.dir, 'doc')
# Remove the old theme.
for entry in os.listdir(target_doc_dir):
path = os.path.join(target_doc_dir, entry)
if os.path.isdir(path):
shutil.rmtree(path)
# Copy the new theme.
for entry in ['_static', '_templates', 'basic-bootstrap', 'bootstrap',
'conf.py', 'fmt.less']:
src = os.path.join(env.fmt_dir, 'doc', entry)
dst = os.path.join(target_doc_dir, entry)
copy = shutil.copytree if os.path.isdir(src) else shutil.copyfile
copy(src, dst)
# Rename index to contents.
contents = os.path.join(target_doc_dir, 'contents.rst')
if not os.path.exists(contents):
os.rename(os.path.join(target_doc_dir, 'index.rst'), contents)
# Fix issues in reference.rst/api.rst.
for filename in ['reference.rst', 'api.rst']:
pattern = re.compile('doxygenfunction.. (bin|oct|hexu|hex)$', re.M)
with rewrite(os.path.join(target_doc_dir, filename)) as b:
b.data = b.data.replace('std::ostream &', 'std::ostream&')
b.data = re.sub(pattern, r'doxygenfunction:: \1(int)', b.data)
b.data = b.data.replace('std::FILE*', 'std::FILE *')
b.data = b.data.replace('unsigned int', 'unsigned')
b.data = b.data.replace('operator""_', 'operator"" _')
# Fix a broken link in index.rst.
index = os.path.join(target_doc_dir, 'index.rst')
with rewrite(index) as b:
b.data = b.data.replace(
'doc/latest/index.html#format-string-syntax', 'syntax.html')
# Build the docs.
html_dir = os.path.join(env.build_dir, 'html')
if os.path.exists(html_dir):
shutil.rmtree(html_dir)
include_dir = env.fmt_repo.dir
if LooseVersion(version) >= LooseVersion('5.0.0'):
include_dir = os.path.join(include_dir, 'include', 'fmt')
elif LooseVersion(version) >= LooseVersion('3.0.0'):
include_dir = os.path.join(include_dir, 'fmt')
import build
build.build_docs(version, doc_dir=target_doc_dir,
include_dir=include_dir, work_dir=env.build_dir)
shutil.rmtree(os.path.join(html_dir, '.doctrees'))
# Create symlinks for older versions.
for link, target in {'index': 'contents', 'api': 'reference'}.items():
link = os.path.join(html_dir, link) + '.html'
target += '.html'
if os.path.exists(os.path.join(html_dir, target)) and \
not os.path.exists(link):
os.symlink(target, link)
# Copy docs to the website.
version_doc_dir = os.path.join(doc_repo.dir, version)
try:
shutil.rmtree(version_doc_dir)
except OSError as e:
if e.errno != errno.ENOENT:
raise
shutil.move(html_dir, version_doc_dir)
def release(args):
env = create_build_env()
fmt_repo = env.fmt_repo
branch = args.get('<branch>')
if branch is None:
branch = 'master'
if not fmt_repo.update('-b', branch, fmt_repo_url):
clean_checkout(fmt_repo, branch)
# Convert changelog from RST to GitHub-flavored Markdown and get the
# version.
changelog = 'ChangeLog.rst'
changelog_path = os.path.join(fmt_repo.dir, changelog)
import rst2md
changes, version = rst2md.convert(changelog_path)
cmakelists = 'CMakeLists.txt'
for line in fileinput.input(os.path.join(fmt_repo.dir, cmakelists),
inplace=True):
prefix = 'set(FMT_VERSION '
if line.startswith(prefix):
line = prefix + version + ')\n'
sys.stdout.write(line)
# Update the version in the changelog.
title_len = 0
for line in fileinput.input(changelog_path, inplace=True):
if line.decode('utf-8').startswith(version + ' - TBD'):
line = version + ' - ' + datetime.date.today().isoformat()
title_len = len(line)
line += '\n'
elif title_len:
line = '-' * title_len + '\n'
title_len = 0
sys.stdout.write(line)
# Add the version to the build script.
script = os.path.join('doc', 'build.py')
script_path = os.path.join(fmt_repo.dir, script)
for line in fileinput.input(script_path, inplace=True):
m = re.match(r'( *versions = )\[(.+)\]', line)
if m:
line = '{}[{}, \'{}\']\n'.format(m.group(1), m.group(2), version)
sys.stdout.write(line)
fmt_repo.checkout('-B', 'release')
fmt_repo.add(changelog, cmakelists, script)
fmt_repo.commit('-m', 'Update version')
# Build the docs and package.
run = Runner(fmt_repo.dir)
run('cmake', '.')
run('make', 'doc', 'package_source')
update_site(env)
# Create a release on GitHub.
fmt_repo.push('origin', 'release')
params = {'access_token': os.getenv('FMT_TOKEN')}
r = requests.post('https://api.github.com/repos/fmtlib/fmt/releases',
params=params,
data=json.dumps({'tag_name': version,
'target_commitish': 'release',
'body': changes, 'draft': True}))
if r.status_code != 201:
raise Exception('Failed to create a release ' + str(r))
id = r.json()['id']
uploads_url = 'https://uploads.github.com/repos/fmtlib/fmt/releases'
package = 'fmt-{}.zip'.format(version)
r = requests.post(
'{}/{}/assets?name={}'.format(uploads_url, id, package),
headers={'Content-Type': 'application/zip'},
params=params, data=open('build/fmt/' + package, 'rb'))
if r.status_code != 201:
raise Exception('Failed to upload an asset ' + str(r))
if __name__ == '__main__':
args = docopt.docopt(__doc__)
if args.get('release'):
release(args)
elif args.get('site'):
update_site(create_build_env())
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