35 lines
994 B
Python
35 lines
994 B
Python
from mkdocs.structure.pages import Page
|
|
from mkdocs.structure.files import Files
|
|
from mkdocs.exceptions import PluginError
|
|
import os
|
|
from mkdocs.utils import write_file
|
|
|
|
REDIRECTS = dict()
|
|
|
|
def on_pre_build(config):
|
|
REDIRECTS.clear()
|
|
|
|
def on_page_markdown(markdown, page: Page, config, files: Files):
|
|
if not (redirects := page.meta.get("redirects")):
|
|
return
|
|
|
|
for redirect in redirects:
|
|
if files.get_file_from_path(redirect):
|
|
raise PluginError(f"Cannnot redirect to {page.url}, source {redirect} already exists")
|
|
|
|
if redirect in REDIRECTS:
|
|
raise PluginError(f"Redirect from {redirect} already exists: {REDIRECTS[redirect]}")
|
|
|
|
REDIRECTS[redirect] = f"/{page.url}"
|
|
|
|
|
|
def on_post_build(config):
|
|
redirect_file = os.path.join(config["site_dir"], ".config", "redirects.txt")
|
|
|
|
redirects = "\n".join(
|
|
f"{src}\t{dest};"
|
|
for src, dest in REDIRECTS.items()
|
|
)
|
|
|
|
write_file(redirects.encode(), redirect_file)
|