gecko/tools/docs/mach_commands.py

118 lines
4.0 KiB
Python

# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, # You can obtain one at http://mozilla.org/MPL/2.0/.
from __future__ import absolute_import, print_function, unicode_literals
import os
import sys
from mach.decorators import (
Command,
CommandArgument,
CommandProvider,
)
import mozhttpd
from mozbuild.base import MachCommandBase
@CommandProvider
class Documentation(MachCommandBase):
"""Helps manage in-tree documentation."""
@Command('doc', category='devenv',
description='Generate and display documentation from the tree.')
@CommandArgument('what', nargs='*', metavar='DIRECTORY [, DIRECTORY]',
help='Path(s) to documentation to build and display.')
@CommandArgument('--format', default='html',
help='Documentation format to write.')
@CommandArgument('--outdir', default=None, metavar='DESTINATION',
help='Where to write output.')
@CommandArgument('--no-open', dest='auto_open', default=True, action='store_false',
help="Don't automatically open HTML docs in a browser.")
@CommandArgument('--http', const=':6666', metavar='ADDRESS', nargs='?',
help='Serve documentation on an HTTP server, e.g. ":6666".')
def build_docs(self, what=None, format=None, outdir=None, auto_open=True, http=None):
self._activate_virtualenv()
self.virtualenv_manager.install_pip_package('sphinx_rtd_theme==0.1.6')
import sphinx
import webbrowser
if not outdir:
outdir = os.path.join(self.topobjdir, 'docs')
if not what:
what = [os.path.join(self.topsrcdir, 'tools')]
outdir = os.path.join(outdir, format)
generated = []
failed = []
for path in what:
path = os.path.normpath(os.path.abspath(path))
docdir = self._find_doc_dir(path)
if not docdir:
failed.append((path, 'could not find docs at this location'))
continue
# find project name to use as a namespace within `outdir`
project = self._find_project_name(docdir)
savedir = os.path.join(outdir, project)
args = [
'sphinx',
'-b', format,
docdir,
savedir,
]
result = sphinx.build_main(args)
if result != 0:
failed.append((path, 'sphinx return code %d' % result))
else:
generated.append(savedir)
index_path = os.path.join(savedir, 'index.html')
if not http and auto_open and os.path.isfile(index_path):
webbrowser.open(index_path)
if generated:
print('\nGenerated documentation:\n%s\n' % '\n'.join(generated))
if failed:
failed = ['%s: %s' % (f[0], f[1]) for f in failed]
return die('failed to generate documentation:\n%s' % '\n'.join(failed))
if http is not None:
host, port = http.split(':', 1)
addr = (host, int(port))
if len(addr) != 2:
return die('invalid address: %s' % http)
httpd = mozhttpd.MozHttpd(host=addr[0], port=addr[1], docroot=outdir)
print('listening on %s:%d' % addr)
httpd.start(block=True)
def _find_project_name(self, path):
import imp
path = os.path.join(path, 'conf.py')
with open(path, 'r') as fh:
conf = imp.load_module('doc_conf', fh, path,
('.py', 'r', imp.PY_SOURCE))
return conf.project.replace(' ', '_')
def _find_doc_dir(self, path):
search_dirs = ('doc', 'docs')
for d in search_dirs:
p = os.path.join(path, d)
if os.path.isfile(os.path.join(p, 'conf.py')):
return p
def die(msg, exit_code=1):
msg = '%s: %s' % (sys.argv[0], msg)
print(msg, file=sys.stderr)
return exit_code