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import os
from pathlib import Path
from typing import Dict, Optional, Union
import yaml
from django.conf import settings
from django.http import Http404
from markdown2 import markdown
def _get_base_path() -> Path:
"""Have extra function for base path getting for testability."""
return Path(settings.BASE_DIR, "pydis_site", "apps", "content", "resources", "content")
def get_category(category: str) -> Dict[str, str]:
"""Load category information by name from _info.yml."""
path = _get_base_path().joinpath(category)
if not path.exists() or not path.is_dir():
raise Http404("Category not found.")
return yaml.safe_load(path.joinpath("_info.yml").read_text())
def get_categories() -> Dict[str, Dict]:
"""Get all categories information."""
base_path = _get_base_path()
categories = {}
for name in base_path.iterdir():
if name.is_dir():
categories[name.name] = get_category(name.name)
return categories
def get_articles(category: Optional[str] = None) -> Dict[str, Dict]:
"""Get all root or category articles."""
if category is None:
base_dir = _get_base_path()
else:
base_dir = _get_base_path().joinpath(category)
articles = {}
for item in base_dir.iterdir():
if item.is_file() and item.name.endswith(".md"):
md = markdown(item.read_text(), extras=["metadata"])
articles[os.path.splitext(item.name)[0]] = md.metadata
return articles
def get_article(article: str, category: Optional[str]) -> Dict[str, Union[str, Dict]]:
"""Get one specific article. When category is specified, get it from there."""
if category is None:
base_path = _get_base_path()
else:
base_path = _get_base_path().joinpath(category)
if not base_path.exists() or not base_path.is_dir():
raise Http404("Category not found.")
article_path = base_path.joinpath(f"{article}.md")
if not article_path.exists() or not article_path.is_file():
raise Http404("Article not found.")
html = markdown(
article_path.read_text(),
extras=[
"metadata",
"fenced-code-blocks",
"header-ids",
"strike",
"target-blank-links",
"tables",
"task_list"
]
)
return {"article": str(html), "metadata": html.metadata}
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