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Diffstat (limited to 'docs/src/plugins/blog/structure/__init__.py')
| -rw-r--r-- | docs/src/plugins/blog/structure/__init__.py | 292 |
1 files changed, 0 insertions, 292 deletions
diff --git a/docs/src/plugins/blog/structure/__init__.py b/docs/src/plugins/blog/structure/__init__.py deleted file mode 100644 index 2fc541fe..00000000 --- a/docs/src/plugins/blog/structure/__init__.py +++ /dev/null @@ -1,292 +0,0 @@ -# Copyright (c) 2016-2023 Martin Donath <martin.donath@squidfunk.com> - -# 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 NON-INFRINGEMENT. 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. - -from __future__ import annotations - -import logging -import os -import yaml - -from copy import copy -from markdown import Markdown -from material.plugins.blog.author import Author -from mkdocs.config.defaults import MkDocsConfig -from mkdocs.exceptions import PluginError -from mkdocs.structure.files import File, Files -from mkdocs.structure.nav import Section -from mkdocs.structure.pages import Page, _RelativePathTreeprocessor -from mkdocs.structure.toc import get_toc -from mkdocs.utils.meta import YAML_RE -from re import Match -from yaml import SafeLoader - -from .config import PostConfig -from .markdown import ExcerptTreeprocessor - -# ----------------------------------------------------------------------------- -# Classes -# ----------------------------------------------------------------------------- - -# Post -class Post(Page): - - # Initialize post - posts are never listed in the navigation, which is why - # they will never include a title that was manually set, so we can omit it - def __init__(self, file: File, config: MkDocsConfig): - super().__init__(None, file, config) - - # Resolve path relative to docs directory - docs = os.path.relpath(config.docs_dir) - path = os.path.relpath(file.abs_src_path, docs) - - # Read contents and metadata immediately - with open(file.abs_src_path, encoding = "utf-8") as f: - self.markdown = f.read() - - # Sadly, MkDocs swallows any exceptions that occur during parsing. - # As we want to provide the best possible authoring experience, we - # need to catch errors early and display them nicely. We decided to - # drop support for MkDocs' MultiMarkdown syntax, because it is not - # correctly implemented anyway. When using MultiMarkdown syntax, all - # date formats are returned as strings and list are not properly - # supported. Thus, we just use the relevants parts of `get_data`. - match: Match = YAML_RE.match(self.markdown) - if not match: - raise PluginError( - f"Error reading metadata of post '{path}' in '{docs}':\n" - f"Expected metadata to be defined but found nothing" - ) - - # Extract metadata and parse as YAML - try: - self.meta = yaml.load(match.group(1), SafeLoader) or {} - self.markdown = self.markdown[match.end():].lstrip("\n") - - # The post's metadata could not be parsed because of a syntax error, - # which we display to the user with a nice error message - except Exception as e: - raise PluginError( - f"Error reading metadata of post '{path}' in '{docs}':\n" - f"{e}" - ) - - # Initialize post configuration, but remove all keys that this plugin - # doesn't care about, or they will be reported as invalid configuration - self.config: PostConfig = PostConfig(file.abs_src_path) - self.config.load_dict({ - key: self.meta[key] for key in ( - set(self.meta.keys()) & - set(self.config.keys()) - ) - }) - - # Validate configuration and throw if errors occurred - errors, warnings = self.config.validate() - for _, w in warnings: - log.warning(w) - for k, e in errors: - raise PluginError( - f"Error reading metadata '{k}' of post '{path}' in '{docs}':\n" - f"{e}" - ) - - # Excerpts are subsets of posts that are used in pages like archive and - # category views. They are not rendered as standalone pages, but are - # rendered in the context of a view. Each post has a dedicated excerpt - # instance which is reused when rendering views. - self.excerpt: Excerpt = None - - # Initialize authors and actegories - self.authors: list[Author] = [] - self.categories: list[Category] = [] - - # Ensure template is set or use default - self.meta.setdefault("template", "blog-post.html") - - # Ensure template hides navigation - self.meta["hide"] = self.meta.get("hide", []) - if "navigation" not in self.meta["hide"]: - self.meta["hide"].append("navigation") - - # The contents and metadata were already read in the constructor (and not - # in `read_source` as for pages), so this function must be set to a no-op - def read_source(self, config: MkDocsConfig): - pass - -# ----------------------------------------------------------------------------- - -# Excerpt -class Excerpt(Page): - - # Initialize an excerpt for the given post - we create the Markdown parser - # when intitializing the excerpt in order to improve rendering performance - # for excerpts, as they are reused across several different views, because - # posts might be referenced from multiple different locations - def __init__(self, post: Post, config: MkDocsConfig, files: Files): - self.file = copy(post.file) - self.post = post - - # Set canonical URL, or we can't print excerpts when debugging the - # blog plugin, as the `abs_url` property would be missing - self._set_canonical_url(config.site_url) - - # Initialize configuration and metadata - self.config = post.config - self.meta = post.meta - - # Initialize authors and categories - note that views usually contain - # subsets of those lists, which is why we need to manage them here - self.authors: list[Author] = [] - self.categories: list[Category] = [] - - # Initialize parser - note that we need to patch the configuration, - # more specifically the table of contents extension - config = _patch(config) - self.md = Markdown( - extensions = config.markdown_extensions, - extension_configs = config.mdx_configs, - ) - - # Register excerpt tree processor - this processor resolves anchors to - # posts from within views, so they point to the correct location - self.md.treeprocessors.register( - ExcerptTreeprocessor(post), - "excerpt", - 0 - ) - - # Register relative path tree processor - this processor resolves links - # to other pages and assets, and is used by MkDocs itself - self.md.treeprocessors.register( - _RelativePathTreeprocessor(self.file, files, config), - "relpath", - 1 - ) - - # Render an excerpt of the post on the given page - note that this is not - # thread-safe because excerpts are shared across views, as it cuts down on - # the cost of initialization. However, if in the future, we decide to render - # posts and views concurrently, we must change this behavior. - def render(self, page: Page, separator: str): - self.file.url = page.url - - # Retrieve excerpt tree processor and set page as base - at = self.md.treeprocessors.get_index_for_name("excerpt") - processor: ExcerptTreeprocessor = self.md.treeprocessors[at] - processor.base = page - - # Ensure that the excerpt includes a title in its content, since the - # title is linked to the post when rendering - see https://t.ly/5Gg2F - self.markdown = self.post.markdown - if not self.post._title_from_render: - self.markdown = "\n\n".join([f"# {self.post.title}", self.markdown]) - - # Convert Markdown to HTML and extract excerpt - self.content = self.md.convert(self.markdown) - self.content, *_ = self.content.split(separator, 1) - - # Extract table of contents and reset post URL - if we wouldn't reset - # the excerpt URL, linking to the excerpt from the view would not work - self.toc = get_toc(getattr(self.md, "toc_tokens", [])) - self.file.url = self.post.url - -# ----------------------------------------------------------------------------- - -# View -class View(Page): - - # Initialize view - def __init__(self, title: str | None, file: File, config: MkDocsConfig): - super().__init__(title, file, config) - self.parent: View | Section - - # Initialize posts and views - self.posts: list[Post] = [] - self.views: list[View] = [] - - # Initialize pages for pagination - self.pages: list[View] = [] - - # Set necessary metadata - def read_source(self, config: MkDocsConfig): - super().read_source(config) - - # Ensure template is set or use default - self.meta.setdefault("template", "blog.html") - -# ----------------------------------------------------------------------------- - -# Archive view -class Archive(View): - pass - -# ----------------------------------------------------------------------------- - -# Category view -class Category(View): - pass - -# ----------------------------------------------------------------------------- -# Helper functions -# ----------------------------------------------------------------------------- - -# Patch configuration -def _patch(config: MkDocsConfig): - config = copy(config) - - # Copy parts of configuration that needs to be patched - config.validation = copy(config.validation) - config.validation.links = copy(config.validation.links) - config.markdown_extensions = copy(config.markdown_extensions) - config.mdx_configs = copy(config.mdx_configs) - - # Make sure that the author did not add another instance of the table of - # contents extension to the configuration, as this leads to weird behavior - if "markdown.extensions.toc" in config.markdown_extensions: - config.markdown_extensions.remove("markdown.extensions.toc") - - # In order to render excerpts for posts, we need to make sure that the - # table of contents extension is appropriately configured - config.mdx_configs["toc"] = { - **config.mdx_configs.get("toc", {}), - **{ - "anchorlink": True, # Render headline as clickable - "baselevel": 2, # Render h1 as h2 and so forth - "permalink": False, # Remove permalinks - "toc_depth": 2 # Remove everything below h2 - } - } - - # Additionally, we disable link validation when rendering excerpts, because - # invalid links have already been reported when rendering the page - links = config.validation.links - links.not_found = logging.DEBUG - links.absolute_links = logging.DEBUG - links.unrecognized_links = logging.DEBUG - - # Return patched configuration - return config - -# ----------------------------------------------------------------------------- -# Data -# ----------------------------------------------------------------------------- - -# Set up logging -log = logging.getLogger("mkdocs.material.blog") |