mirror of
https://github.com/esphome/esphome-docs.git
synced 2024-11-10 10:11:29 +01:00
132 lines
4.3 KiB
Python
132 lines
4.3 KiB
Python
import re
|
|
|
|
from docutils import nodes
|
|
from docutils.parsers.rst import Directive, directives
|
|
from docutils.writers._html_base import HTMLTranslator
|
|
|
|
|
|
class SEONode(nodes.General, nodes.Element):
|
|
def __init__(self, title=None, description=None, image=None,
|
|
author=None, author_twitter=None, keywords=None):
|
|
super(SEONode, self).__init__()
|
|
self.title = title
|
|
self.description = description.replace('\n', ' ')
|
|
self.image = image
|
|
self.author = author
|
|
self.author_twitter = author_twitter
|
|
self.keywords = keywords
|
|
|
|
|
|
class RedirectNode(nodes.General, nodes.Element):
|
|
def __init__(self, url=None):
|
|
super(RedirectNode, self).__init__()
|
|
self.url = url
|
|
|
|
|
|
def seo_visit(self: HTMLTranslator, node: SEONode):
|
|
def encode_text(text):
|
|
special_characters = {ord('&'): '&',
|
|
ord('<'): '<',
|
|
ord('"'): '"',
|
|
ord('>'): '>'}
|
|
return text.translate(special_characters)
|
|
|
|
def create_content_meta(name, content):
|
|
if content is None:
|
|
return
|
|
self.meta.append('<meta name="{}" content="{}">\n'.format(name, encode_text(content)))
|
|
|
|
def create_itemprop_meta(name, content):
|
|
if content is None:
|
|
return
|
|
self.meta.append('<meta itemprop="{}" content="{}">\n'.format(name, encode_text(content)))
|
|
|
|
def create_property_meta(name, content):
|
|
if content is None:
|
|
return
|
|
self.meta.append('<meta property="{}" content="{}">\n'.format(name, encode_text(content)))
|
|
|
|
# Base
|
|
create_content_meta("description", node.description)
|
|
create_content_meta("keywords", node.keywords)
|
|
|
|
# Schema.org
|
|
create_itemprop_meta("name", node.title)
|
|
create_itemprop_meta("description", node.description)
|
|
create_itemprop_meta("image", node.image)
|
|
|
|
# Twitter
|
|
create_content_meta("twitter:title", node.title)
|
|
create_content_meta("twitter:image:src", node.image)
|
|
if node.author:
|
|
create_content_meta("twitter:card", "summary_large_image")
|
|
else:
|
|
create_content_meta("twitter:card", "summary")
|
|
create_content_meta("twitter:site", "@OttoWinter_")
|
|
create_content_meta("twitter:creator", node.author_twitter)
|
|
create_content_meta("twitter:description", node.description)
|
|
|
|
# Open Graph
|
|
create_property_meta("og:title", node.title)
|
|
create_property_meta("og:image", node.image)
|
|
create_property_meta("og:type", "article" if node.author is not None else "website")
|
|
create_property_meta("og:description", node.description)
|
|
|
|
|
|
def redirect_visit(self: HTMLTranslator, node: RedirectNode):
|
|
self.meta.append('<meta http-equiv="refresh" content="0; url={}">'.format(node.url))
|
|
|
|
self.body.append(self.starttag(node, 'p',
|
|
'Redirecting to <a href="{0}">{0}</a>'.format(node.url)))
|
|
|
|
|
|
def seo_depart(self, _):
|
|
pass
|
|
|
|
|
|
def redirect_depart(self, _):
|
|
self.body.append('</p>')
|
|
|
|
|
|
class SEODirective(Directive):
|
|
option_spec = {
|
|
'title': directives.unchanged,
|
|
'description': directives.unchanged,
|
|
'image': directives.path,
|
|
'author': directives.unchanged,
|
|
'author_twitter': directives.unchanged,
|
|
'keywords': directives.unchanged,
|
|
}
|
|
|
|
def run(self):
|
|
env = self.state.document.settings.env
|
|
title_match = re.match(r'.+<title>(.+)</title>.+', str(self.state.document))
|
|
if title_match is not None and 'title' not in self.options:
|
|
self.options['title'] = title_match.group(1)
|
|
|
|
image = self.options.get('image')
|
|
if image is not None:
|
|
if not image.startswith('/'):
|
|
image = '/_images/' + image
|
|
self.options['image'] = env.config.html_baseurl + image
|
|
return [SEONode(**self.options)]
|
|
|
|
|
|
class RedirectDirective(Directive):
|
|
option_spec = {
|
|
'url': directives.unchanged,
|
|
}
|
|
|
|
def run(self):
|
|
return [RedirectNode(**self.options)]
|
|
|
|
|
|
def setup(app):
|
|
app.add_directive('seo', SEODirective)
|
|
app.add_node(SEONode, html=(seo_visit, seo_depart))
|
|
app.add_directive('redirect', RedirectDirective)
|
|
app.add_node(RedirectNode, html=(redirect_visit, redirect_depart))
|
|
return {"version": "1.0.0",
|
|
"parallel_read_safe": True,
|
|
"parallel_write_safe": True}
|