added podman, json and yaml
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242
venv/lib/python3.11/site-packages/mkdocs/structure/nav.py
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242
venv/lib/python3.11/site-packages/mkdocs/structure/nav.py
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from __future__ import annotations
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import logging
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from typing import TYPE_CHECKING, Any, Iterator, List, Mapping, Optional, Type, TypeVar, Union
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from urllib.parse import urlsplit
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from mkdocs.structure.files import Files
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from mkdocs.structure.pages import Page
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from mkdocs.utils import nest_paths
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if TYPE_CHECKING:
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from mkdocs.config.defaults import MkDocsConfig
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log = logging.getLogger(__name__)
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class Navigation:
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def __init__(self, items: List[Union[Page, Section, Link]], pages: List[Page]) -> None:
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self.items = items # Nested List with full navigation of Sections, Pages, and Links.
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self.pages = pages # Flat List of subset of Pages in nav, in order.
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self.homepage = None
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for page in pages:
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if page.is_homepage:
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self.homepage = page
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break
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homepage: Optional[Page]
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"""The [page][mkdocs.structure.pages.Page] object for the homepage of the site."""
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pages: List[Page]
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"""A flat list of all [page][mkdocs.structure.pages.Page] objects contained in the navigation."""
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def __repr__(self):
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return '\n'.join(item._indent_print() for item in self)
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def __iter__(self) -> Iterator[Union[Page, Section, Link]]:
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return iter(self.items)
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def __len__(self) -> int:
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return len(self.items)
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class Section:
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def __init__(self, title: str, children: List[Union[Page, Section, Link]]) -> None:
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self.title = title
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self.children = children
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self.parent = None
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self.active = False
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def __repr__(self):
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return f"Section(title='{self.title}')"
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title: str
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"""The title of the section."""
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parent: Optional[Section]
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"""The immediate parent of the section or `None` if the section is at the top level."""
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children: List[Union[Page, Section, Link]]
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"""An iterable of all child navigation objects. Children may include nested sections, pages and links."""
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@property
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def active(self) -> bool:
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"""
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When `True`, indicates that a child page of this section is the current page and
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can be used to highlight the section as the currently viewed section. Defaults
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to `False`.
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"""
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return self.__active
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@active.setter
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def active(self, value: bool):
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"""Set active status of section and ancestors."""
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self.__active = bool(value)
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if self.parent is not None:
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self.parent.active = bool(value)
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is_section: bool = True
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"""Indicates that the navigation object is a "section" object. Always `True` for section objects."""
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is_page: bool = False
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"""Indicates that the navigation object is a "page" object. Always `False` for section objects."""
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is_link: bool = False
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"""Indicates that the navigation object is a "link" object. Always `False` for section objects."""
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@property
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def ancestors(self):
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if self.parent is None:
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return []
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return [self.parent] + self.parent.ancestors
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def _indent_print(self, depth=0):
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ret = ['{}{}'.format(' ' * depth, repr(self))]
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for item in self.children:
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ret.append(item._indent_print(depth + 1))
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return '\n'.join(ret)
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class Link:
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def __init__(self, title: str, url: str):
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self.title = title
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self.url = url
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self.parent = None
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def __repr__(self):
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title = f"'{self.title}'" if (self.title is not None) else '[blank]'
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return f"Link(title={title}, url='{self.url}')"
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title: str
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"""The title of the link. This would generally be used as the label of the link."""
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url: str
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"""The URL that the link points to. The URL should always be an absolute URLs and
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should not need to have `base_url` prepended."""
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parent: Optional[Section]
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"""The immediate parent of the link. `None` if the link is at the top level."""
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children: None = None
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"""Links do not contain children and the attribute is always `None`."""
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active: bool = False
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"""External links cannot be "active" and the attribute is always `False`."""
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is_section: bool = False
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"""Indicates that the navigation object is a "section" object. Always `False` for link objects."""
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is_page: bool = False
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"""Indicates that the navigation object is a "page" object. Always `False` for link objects."""
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is_link: bool = True
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"""Indicates that the navigation object is a "link" object. Always `True` for link objects."""
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@property
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def ancestors(self):
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if self.parent is None:
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return []
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return [self.parent] + self.parent.ancestors
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def _indent_print(self, depth=0):
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return '{}{}'.format(' ' * depth, repr(self))
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def get_navigation(files: Files, config: Union[MkDocsConfig, Mapping[str, Any]]) -> Navigation:
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"""Build site navigation from config and files."""
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nav_config = config['nav'] or nest_paths(f.src_uri for f in files.documentation_pages())
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items = _data_to_navigation(nav_config, files, config)
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if not isinstance(items, list):
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items = [items]
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# Get only the pages from the navigation, ignoring any sections and links.
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pages = _get_by_type(items, Page)
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# Include next, previous and parent links.
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_add_previous_and_next_links(pages)
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_add_parent_links(items)
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missing_from_config = [file for file in files.documentation_pages() if file.page is None]
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if missing_from_config:
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log.info(
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'The following pages exist in the docs directory, but are not '
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'included in the "nav" configuration:\n - {}'.format(
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'\n - '.join(file.src_path for file in missing_from_config)
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)
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)
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# Any documentation files not found in the nav should still have an associated page, so we
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# create them here. The Page object will automatically be assigned to `file.page` during
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# its creation (and this is the only way in which these page objects are accessible).
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for file in missing_from_config:
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Page(None, file, config)
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links = _get_by_type(items, Link)
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for link in links:
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scheme, netloc, path, query, fragment = urlsplit(link.url)
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if scheme or netloc:
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log.debug(f"An external link to '{link.url}' is included in the 'nav' configuration.")
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elif link.url.startswith('/'):
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log.debug(
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f"An absolute path to '{link.url}' is included in the 'nav' "
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"configuration, which presumably points to an external resource."
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)
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else:
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msg = (
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f"A relative path to '{link.url}' is included in the 'nav' "
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"configuration, which is not found in the documentation files"
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)
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log.warning(msg)
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return Navigation(items, pages)
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def _data_to_navigation(data, files: Files, config: Union[MkDocsConfig, Mapping[str, Any]]):
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if isinstance(data, dict):
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return [
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_data_to_navigation((key, value), files, config)
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if isinstance(value, str)
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else Section(title=key, children=_data_to_navigation(value, files, config))
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for key, value in data.items()
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]
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elif isinstance(data, list):
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return [
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_data_to_navigation(item, files, config)[0]
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if isinstance(item, dict) and len(item) == 1
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else _data_to_navigation(item, files, config)
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for item in data
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]
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title, path = data if isinstance(data, tuple) else (None, data)
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file = files.get_file_from_path(path)
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if file:
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return Page(title, file, config)
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return Link(title, path)
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T = TypeVar('T')
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def _get_by_type(nav, t: Type[T]) -> List[T]:
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ret = []
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for item in nav:
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if isinstance(item, t):
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ret.append(item)
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if item.children:
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ret.extend(_get_by_type(item.children, t))
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return ret
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def _add_parent_links(nav) -> None:
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for item in nav:
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if item.is_section:
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for child in item.children:
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child.parent = item
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_add_parent_links(item.children)
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def _add_previous_and_next_links(pages: List[Page]) -> None:
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bookended = [None, *pages, None]
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zipped = zip(bookended[:-2], pages, bookended[2:])
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for page0, page1, page2 in zipped:
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page1.previous_page, page1.next_page = page0, page2
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