sphinx-multiversion/sphinx_multiversion/main.py
2020-02-20 17:03:03 +01:00

119 lines
4.3 KiB
Python

# -*- coding: utf-8 -*-
import os
import json
import pathlib
import subprocess
import sys
import tempfile
from sphinx.cmd import build as sphinx_build
from sphinx import project as sphinx_project
from . import sphinx
from . import git
def main(argv=None):
if not argv:
argv = sys.argv[1:]
parser = sphinx_build.get_parser()
args = parser.parse_args(argv)
# Find the indices
srcdir_index = None
outdir_index = None
for i, value in enumerate(argv):
if value == args.sourcedir:
argv[i] = '{{{SOURCEDIR}}}'
test_args = parser.parse_args(argv)
if test_args.sourcedir == argv[i]:
srcdir_index = i
argv[i] = args.sourcedir
if value == args.outputdir:
argv[i] = '{{{OUTPUTDIR}}}'
test_args = parser.parse_args(argv)
if test_args.outputdir == argv[i]:
outdir_index = i
argv[i] = args.outputdir
if srcdir_index is None:
raise ValueError("Failed to find srcdir index")
if outdir_index is None:
raise ValueError("Failed to find outdir index")
# Parse config
confpath = os.path.join(args.confdir, 'conf.py')
with open(confpath, mode='r') as f:
config = sphinx.parse_conf(f.read())
for d in args.define:
key, _, value = d.partition('=')
config[key] = value
tag_whitelist = config.get('smv_tag_whitelist', sphinx.DEFAULT_TAG_WHITELIST)
branch_whitelist = config.get('smv_branch_whitelist', sphinx.DEFAULT_BRANCH_WHITELIST)
remote_whitelist = config.get('smv_remote_whitelist', sphinx.DEFAULT_REMOTE_WHITELIST)
outputdir_format = config.get('smv_outputdir_format', sphinx.DEFAULT_OUTPUTDIR_FORMAT)
gitroot = pathlib.Path('.').resolve()
versions = git.find_versions(str(gitroot), 'source/conf.py', tag_whitelist, branch_whitelist, remote_whitelist)
with tempfile.TemporaryDirectory() as tmp:
# Generate Metadata
metadata = {}
outputdirs = set()
sourcedir = os.path.relpath(args.sourcedir, str(gitroot))
for versionref in versions:
# Ensure that there are not duplicate output dirs
outputdir = sphinx.format_outputdir(
outputdir_format, versionref, language=config["language"])
if outputdir in outputdirs:
print("outputdir '%s' of version %r conflicts with other versions!"
% (outputdir, versionref))
continue
outputdirs.add(outputdir)
# Clone Git repo
repopath = os.path.join(tmp, str(hash(versionref)))
srcdir = os.path.join(repopath, sourcedir)
try:
git.shallow_clone(gitroot.as_uri(), repopath, versionref.name)
except subprocess.CalledProcessError:
outputdirs.remove(outputdir)
continue
# Get List of files
source_suffixes = config.get("source_suffix", "")
if isinstance(source_suffixes, str):
source_suffixes = [source_suffixes]
project = sphinx_project.Project(srcdir, source_suffixes)
metadata[versionref.name] = {
"name": versionref.name,
"version": versionref.version,
"release": versionref.release,
"source": versionref.source,
"sourcedir": srcdir,
"outputdir": outputdir,
"docnames": list(project.discover())
}
metadata_path = os.path.abspath(os.path.join(tmp, "versions.json"))
with open(metadata_path, mode='w') as fp:
json.dump(metadata, fp, indent=2)
# Run Sphinx
argv.extend(["-D", "smv_metadata_path={}".format(metadata_path)])
for version_name, data in metadata.items():
current_argv = argv.copy()
current_argv.extend([
"-D", "smv_current_version={}".format(version_name),
])
outdir = os.path.join(args.outputdir, data["outputdir"])
current_argv[srcdir_index] = data["sourcedir"]
current_argv[outdir_index] = outdir
os.makedirs(outdir, exist_ok=True)
status = sphinx_build.build_main(current_argv)
if status not in (0, None):
break