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#
# This file is part of m.css.
#
# Copyright © 2017, 2018 Vladimír Vondruš <mosra@centrum.cz>
#
# Permission is hereby granted, free of charge, to any person obtaining a
# copy of this software and associated documentation files (the "Software"),
# to deal in the Software without restriction, including without limitation
# the rights to use, copy, modify, merge, publish, distribute, sublicense,
# and/or sell copies of the Software, and to permit persons to whom the
# Software is furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
# THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
# DEALINGS IN THE SOFTWARE.
#
import re
from docutils import nodes, utils
from docutils.parsers import rst
from docutils.parsers.rst.roles import set_classes
# to avoid dependencies, link_regexp and parse_link() is common for m.abbr,
# m.gh, m.gl, m.link and m.vk
link_regexp = re.compile(r'(?P<title>.*) <(?P<link>.+)>')
def parse_link(text):
link = utils.unescape(text)
m = link_regexp.match(link)
if m: return m.group('title', 'link')
return None, link
def glext(name, rawtext, text, lineno, inliner, options={}, content=[]):
title, extension = parse_link(text)
if not title: title = extension
prefix = extension.partition('_')[0]
url = "https://www.khronos.org/registry/OpenGL/extensions/{}/{}.txt".format(prefix, extension)
set_classes(options)
node = nodes.reference(rawtext, title, refuri=url, **options)
return [node], []
def webglext(name, rawtext, text, lineno, inliner, options={}, content=[]):
title, extension = parse_link(text)
if not title: title = extension
url = "https://www.khronos.org/registry/webgl/extensions/{}/".format(extension)
set_classes(options)
node = nodes.reference(rawtext, title, refuri=url, **options)
return [node], []
def glfn(name, rawtext, text, lineno, inliner, options={}, content=[]):
title, fn = parse_link(text)
if not title: title = "gl{}()".format(fn)
url = "https://www.khronos.org/registry/OpenGL-Refpages/gl4/html/gl{}.xhtml".format(fn)
set_classes(options)
node = nodes.reference(rawtext, title, refuri=url, **options)
return [node], []
def glfnext(name, rawtext, text, lineno, inliner, options={}, content=[]):
title, extension = parse_link(text)
prefix = extension.partition('_')[0]
url = "https://www.khronos.org/registry/OpenGL/extensions/{}/{}.txt".format(prefix, extension)
set_classes(options)
node = nodes.reference(rawtext, "gl" + title + prefix + "()", refuri=url, **options)
return [node], []
def register():
rst.roles.register_local_role('glext', glext)
rst.roles.register_local_role('webglext', webglext)
rst.roles.register_local_role('glfn', glfn)
rst.roles.register_local_role('glfnext', glfnext)