mame/docs/source/_ext/edit_on_github.py
2016-08-24 15:16:43 +02:00

42 lines
1.1 KiB
Python

"""
Sphinx extension to add ReadTheDocs-style "Edit on GitHub" links to the
sidebar.
Loosely based on https://github.com/astropy/astropy/pull/347
"""
import os
import warnings
__licence__ = 'BSD (3 clause)'
def get_github_url(app, view, path):
return 'https://github.com/{project}/{view}/{branch}/{path}'.format(
project=app.config.edit_on_github_project,
view=view,
branch=app.config.edit_on_github_branch,
path=path)
def html_page_context(app, pagename, templatename, context, doctree):
if templatename != 'page.html':
return
if not app.config.edit_on_github_project:
warnings.warn("edit_on_github_project not specified")
return
path = os.path.relpath(doctree.get('source'), app.builder.srcdir)
show_url = get_github_url(app, 'blob', path)
edit_url = get_github_url(app, 'edit', path)
context['show_on_github_url'] = show_url
context['edit_on_github_url'] = edit_url
def setup(app):
app.add_config_value('edit_on_github_project', '', True)
app.add_config_value('edit_on_github_branch', 'master', True)
app.connect('html-page-context', html_page_context)