# Ensure we get the local copy of tornado instead of what's on the standard path
import os
import sys
sys.path.insert(0, os.path.abspath(".."))

import sphinx.environment
from docutils.utils import get_source_line


def _warn_node(self, msg, node):
    """ Monkey patch to ignore specific errors """
    if not msg.startswith(('py:obj reference target not found', 'nonlocal image URI found')):
        self._warnfunc(msg, '%s:%s' % get_source_line(node))

sphinx.environment.BuildEnvironment.warn_node = _warn_node

master_doc = "index"

project = "z42-doc"
copyright = "2015, ac"

version = release = "0.1"

extensions = [
    "sphinx.ext.autodoc",
    "sphinx.ext.coverage",
    "sphinx.ext.extlinks",
    "sphinx.ext.intersphinx",
    "sphinx.ext.viewcode",
    ]

primary_domain = 'py'
default_role = 'py:obj'

autodoc_member_order = "bysource"
autoclass_content = "both"

# Without this line sphinx includes a copy of object.__init__'s docstring
# on any class that doesn't define __init__.
# https://bitbucket.org/birkenfeld/sphinx/issue/1337/autoclass_content-both-uses-object__init__
autodoc_docstring_signature = False

coverage_skip_undoc_in_source = True

coverage_ignore_functions = [
    # various modules
    "doctests",
    "main",

    # tornado.escape
    # parse_qs_bytes should probably be documented but it's complicated by
    # having different implementations between py2 and py3.
    "parse_qs_bytes",

    # tornado.gen
    "multi_future",
]

html_favicon = 'favicon.ico'

# nore README.rst
exclude_patterns = ['README.rst']

latex_documents = [
    ('documentation', 'manual', False),
]

# HACK: sphinx has limited support for substitutions with the |version|
# variable, but there doesn't appear to be any way to use this in a link
# target.
# http://stackoverflow.com/questions/1227037/substitutions-inside-links-in-rest-sphinx
# The extlink extension can be used to do link substitutions, but it requires a
# portion of the url to be literally contained in the document.  Therefore,
# this link must be referenced as :current_tarball:`z`

on_rtd = os.environ.get('READTHEDOCS', None) == 'True'

# On RTD we can't import sphinx_rtd_theme, but it will be applied by
# default anyway.  This block will use the same theme when building locally
# as on RTD.
if not on_rtd:
    import sphinx_rtd_theme
    html_theme = 'sphinx_rtd_theme'
    html_theme_path = [sphinx_rtd_theme.get_html_theme_path()]
