49 lines
1.7 KiB
Python
49 lines
1.7 KiB
Python
"""General page functionality."""
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import datetime
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import logging
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import os
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import markdown
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from flask import Blueprint, Markup, abort, current_app as app, render_template
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from tzlocal import get_localzone
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logger = logging.getLogger(__name__)
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bp = Blueprint('pages', __name__, url_prefix='/')
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md = markdown.Markdown(extensions=['meta'])
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@bp.route('/', defaults={'path': 'index'})
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@bp.route('/<path:path>')
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def display_page(path):
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"""Get the file contents of the requested path and render the file."""
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resolved_path = resolve_page_file(path)
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logger.debug("received request for path '%s', resolved to '%s'", path, resolved_path)
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try:
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with app.open_instance_resource(resolved_path, 'r') as entry_file:
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logger.debug("file '%s' found", resolved_path)
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mtime = datetime.datetime.fromtimestamp(os.path.getmtime(entry_file.name), get_localzone())
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entry = entry_file.read()
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except FileNotFoundError:
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logger.warning("requested path '%s' (resolved path '%s') not found!", path, resolved_path)
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abort(404)
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else:
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content = Markup(md.convert(entry))
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logger.debug("file metadata: %s", md.Meta)
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title = " ".join(md.Meta.get('title')) if md.Meta.get('title') else ""
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return render_template('base.html', title=title, content=content, mtime=mtime.strftime('%Y-%m-%d %H:%M:%S %Z'))
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def resolve_page_file(path):
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"""Manipulate the request path to find appropriate page file.
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* convert dir requests to index files
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Worth noting, Flask already does stuff like convert '/foo/../../../bar' to
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'/bar', so we don't need to take care around file access here.
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"""
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if path.endswith('/'):
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path = f'{path}index'
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path = f'pages/{path}.md'
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return path
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