# -*- coding: utf-8 -*-
#
# Falcon documentation build configuration file, created by
# sphinx-quickstart on Wed Mar 12 14:14:02 2014.
#
# This file is execfile()d with the current directory set to its
# containing dir.
#
# Note that not all possible configuration values are present in this
# autogenerated file.
#
# All configuration values have a default; values that are commented out
# serve to show the default.

from datetime import datetime
from collections import OrderedDict
import multiprocessing
import sys
import os

try:
    import configparser
except ImportError:
    import ConfigParser as configparser

import falcon

# NOTE(kgriffs): Work around the change in Python 3.8 that breaks sphinx
#   on macOS. See also:
#
#   * https://github.com/sphinx-doc/sphinx/issues/6803
#   * https://docs.python.org/3/library/multiprocessing.html#contexts-and-start-methods
#
if not sys.platform.startswith('win'):
    multiprocessing.set_start_method('fork')

# on_rtd is whether we are on readthedocs.org
on_rtd = os.environ.get('READTHEDOCS', None) == 'True'

# Used to alter sphinx configuration for the Dash documentation build
dash_build = os.environ.get('DASHBUILD', False) == 'True'

# If extensions (or modules to document with autodoc) are in another directory,
# add these directories to sys.path here. If the directory is relative to the
# documentation root, use os.path.abspath to make it absolute, like shown here.
sys.path.insert(0, os.path.abspath('..'))
sys.path.insert(0, os.path.abspath('.'))

# Path to custom themes
sys.path.append(os.path.abspath('_themes'))

# -- General configuration ------------------------------------------------

# If your documentation needs a minimal Sphinx version, state it here.
# needs_sphinx = '1.0'

# Add any Sphinx extension module names here, as strings. They can be
# extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
# ones.
extensions = [
    'sphinx.ext.intersphinx',
    'sphinx.ext.autodoc',
    'sphinx.ext.viewcode',
    'sphinx.ext.napoleon',
    'sphinx_tabs.tabs',
    'sphinx_tabs.tabs',
    # Falcon-specific extensions
    'ext.doorway',
    'ext.private_args',
    'ext.rfc',
]

# Add any paths that contain templates here, relative to this directory.
templates_path = ['_templates']

# The suffix of source filenames.
source_suffix = '.rst'

# The encoding of source files.
# source_encoding = 'utf-8-sig'

# The master toctree document.
master_doc = 'index'

# General information about the project.
project = 'Falcon'
copyright = '{year} Falcon Contributors'.format(year=datetime.utcnow().year)

# The version info for the project you're documenting, acts as replacement for
# |version| and |release|, also used in various other places throughout the
# built documents.

cfg = configparser.SafeConfigParser()
cfg.read('../setup.cfg')
tag = cfg.get('egg_info', 'tag_build')

html_context = {
    'prerelease': bool(tag),  # True if tag is not the empty string
}

# The short X.Y version.
version = '.'.join(falcon.__version__.split('.')[0:2]) + tag

# The full version, including alpha/beta/rc tags.
release = falcon.__version__ + tag

# The language for content autogenerated by Sphinx. Refer to documentation
# for a list of supported languages.
# language = None

# There are two options for replacing |today|: either, you set today to some
# non-false value, then it is used:
# today = ''
# Else, today_fmt is used as the format for a strftime call.
# today_fmt = '%B %d, %Y'

# List of patterns, relative to source directory, that match files and
# directories to ignore when looking for source files.
exclude_patterns = ['_build', '_newsfragments']

# The reST default role (used for this markup: `text`) to use for all
# documents.
# default_role = None

# If true, '()' will be appended to :func: etc. cross-reference text.
# add_function_parentheses = True

# If true, the current module name will be prepended to all description
# unit titles (such as .. function::).
# add_module_names = True

# If true, sectionauthor and moduleauthor directives will be shown in the
# output. They are ignored by default.
# show_authors = False

# The name of the Pygments (syntax highlighting) style to use.
pygments_style = 'github'

# A list of ignored prefixes for module index sorting.
# modindex_common_prefix = []

# If true, keep warnings as "system message" paragraphs in the built documents.
# keep_warnings = False


# -- Options for HTML output ----------------------------------------------

# Add any paths that contain custom themes here, relative to this directory.
# html_theme_path = ['_themes']
# html_theme = ''

html_theme = 'alabaster'

# if not on_rtd:
#   # Use the RTD theme explicitly if it is available
#   try:
#     import sphinx_rtd_theme

#     html_theme_path = [sphinx_rtd_theme.get_html_theme_path()]
#     html_theme = "sphinx_rtd_theme"
#   except ImportError:
#     pass

# Theme options are theme-specific and customize the look and feel of a theme
# further.  For a list of options available for each theme, see the
# documentation.
html_theme_options = {
    'page_width': '80%',
    'body_max_width': '100%',
    'github_user': 'falconry',
    'github_repo': 'falcon',
    'github_button': False,
    'github_banner': not dash_build,
    'fixed_sidebar': False,
    'show_powered_by': False,
    'extra_nav_links': OrderedDict(
        [
            ('Falcon Home', 'https://falconframework.org/'),
            ('Falcon Wiki', 'https://github.com/falconry/falcon/wiki'),
            ('GitHub Project', 'https://github.com/falconry/falcon'),
            ('Get Help', '/community/help.html'),
            (
                'Support Falcon',
                'https://falconframework.org/#sectionSupportFalconDevelopment',
            ),
        ]
    ),
}

if dash_build:
    html_theme_options.update(
        {
            'font_size': 13,
        }
    )

# The name for this set of Sphinx documents.  If None, it defaults to
# "<project> v<release> documentation".
# html_title = None

# A shorter title for the navigation bar.  Default is the same as html_title.
# html_short_title = None

# The name of an image file (relative to this directory) to place at the top
# of the sidebar.
# html_logo = '../falcon.png'

# The name of an image file (within the static path) to use as favicon of the
# docs.  This file should be a Windows icon file (.ico) being 16x16 or 32x32
# pixels large.
html_favicon = '_static/img/favicon.ico'

# Add any paths that contain custom static files (such as style sheets) here,
# relative to this directory. They are copied after the builtin static files,
# so a file named "default.css" will overwrite the builtin "default.css".
html_static_path = ['_static']

# Add any extra paths that contain custom files (such as robots.txt or
# .htaccess) here, relative to this directory. These files are copied
# directly to the root of the documentation.
# html_extra_path = []

# If not '', a 'Last updated on:' timestamp is inserted at every page bottom,
# using the given strftime format.
# html_last_updated_fmt = '%b %d, %Y'

# If true, SmartyPants will be used to convert quotes and dashes to
# typographically correct entities.
# html_use_smartypants = True

# Custom sidebar templates, maps document names to template names.
# html_sidebars = {
#     'index':    ['side-primary.html', 'searchbox.html'],
#     '**':       ['side-secondary.html', 'localtoc.html',
#                  'relations.html', 'searchbox.html']
# }

html_sidebars = {
    '**': [
        'sidebar-top.html',
        'sidebar-sponsors.html',
        'about.html',
        'navigation.html',
        'relations.html',
        'searchbox.html',
    ]
    if not dash_build
    else []
}

# Additional templates that should be rendered to pages, maps page names to
# template names.
# html_additional_pages = {}

# If false, no module index is generated.
# html_domain_indices = True

# If false, no index is generated.
# html_use_index = True

# If true, the index is split into individual pages for each letter.
# html_split_index = False

# If true, links to the reST sources are added to the pages.
# html_show_sourcelink = True

# If true, "Created using Sphinx" is shown in the HTML footer. Default is True.
# html_show_sphinx = True

# If true, "(C) Copyright ..." is shown in the HTML footer. Default is True.
html_show_copyright = True

# If true, an OpenSearch description file will be output, and all pages will
# contain a <link> tag referring to it.  The value of this option must be the
# base URL from which the finished HTML is served.
# html_use_opensearch = ''

# This is the file name suffix for HTML files (e.g. ".xhtml").
# html_file_suffix = None

# Output file base name for HTML help builder.
htmlhelp_basename = 'Falcondoc'


# -- Options for LaTeX output ---------------------------------------------

latex_elements = {
    # The paper size ('letterpaper' or 'a4paper').
    # 'papersize': 'letterpaper',
    # The font size ('10pt', '11pt' or '12pt').
    # 'pointsize': '10pt',
    # Additional stuff for the LaTeX preamble.
    # 'preamble': '',
}

# Grouping the document tree into LaTeX files. List of tuples
# (source start file, target name, title,
#  author, documentclass [howto, manual, or own class]).
latex_documents = [
    (
        'index',
        'Falcon.tex',
        'Falcon Documentation',
        'Kurt Griffiths et al.',
        'manual',
    ),
]

# The name of an image file (relative to this directory) to place at the top of
# the title page.
# latex_logo = None

# For "manual" documents, if this is true, then toplevel headings are parts,
# not chapters.
# latex_use_parts = False

# If true, show page references after internal links.
# latex_show_pagerefs = False

# If true, show URL addresses after external links.
# latex_show_urls = False

# Documents to append as an appendix to all manuals.
# latex_appendices = []

# If false, no module index is generated.
# latex_domain_indices = True


# -- Options for manual page output ---------------------------------------

# One entry per manual page. List of tuples
# (source start file, name, description, authors, manual section).
man_pages = [('index', 'falcon', 'Falcon Documentation', ['Kurt Griffiths et al.'], 1)]

# If true, show URL addresses after external links.
# man_show_urls = False


# -- Options for Texinfo output -------------------------------------------

# Grouping the document tree into Texinfo files. List of tuples
# (source start file, target name, title, author,
#  dir menu entry, description, category)
texinfo_documents = [
    (
        'index',
        'Falcon',
        'Falcon Documentation',
        'Kurt Griffiths et al.',
        'Falcon',
        'One line description of project.',
        'Miscellaneous',
    ),
]

# Documents to append as an appendix to all manuals.
# texinfo_appendices = []

# If false, no module index is generated.
# texinfo_domain_indices = True

# How to display URL addresses: 'footnote', 'no', or 'inline'.
# texinfo_show_urls = 'footnote'

# If true, do not generate a @detailmenu in the "Top" node's menu.
# texinfo_no_detailmenu = False

# Example configuration for intersphinx: refer to the Python standard library.
intersphinx_mapping = {'python': ('https://docs.python.org/3', None)}
