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hrj/brainerd.py

Forked from asmallteapot/brainerd.py
Last active December 20, 2015 20:38
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brainerd.py
#!/usr/bin/env python
# -*- coding: utf8 -*-
from flask import Flask, redirect, url_for
from markdown import markdown
import os
import re
# create the app
# TODO: load config/template from files, with fallbacks
app = Flask(__name__)
root_dir = os.path.expanduser('~/Text')
template = """
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<title>%s | Brainerd</title>
<style>
body { padding: 0; margin: 0; }
header { padding: 1em; background: royalblue; color: white; }
#container { width: 650px; margin: 0 auto; }
#content { padding: 1em; }
</style>
</head>
<body>
<div id="container">
<header>
<p>Brainerd wiki system</p>
<h1>%s</h1>
</header>
<div id="content">
%s
</div>
</div>
</body>
</html>
"""
@app.route("/")
@app.route("/w/")
def homepage():
# TODO: make this a directory listing of root_dir
return "Hello there."
@app.route("/w/<path:page>")
def wiki(page):
# reformat the URL - space becomes hyphen
# also, strip out path injection attacks
# TODO: substitute back in the spaces, somehow
new_page = page.replace(" ", "-")
new_page = re.sub(r"\.+/", "", new_page)
if new_page is not page:
return redirect(url_for("wiki", page=new_page))
# render file or directory
# TODO: directory listings, non–Markdown files, catch Markdown errors
file_path = "%s/%s.mdown" % (root_dir, page)
if os.path.isfile(file_path):
try:
with open(file_path, 'r') as f:
return template % (page, page, markdown(f.read()))
except:
return "EXCEPTION: Couldn’t render %s.mdown." % page
# render the page
return "Wiki page: %s" % page
# if running brainerd directly, boot the app
if __name__ == "__main__":
if not os.path.exists(root_dir) and not os.path.isdir(root_dir):
print "Error: Root directory %s doesn't exist." % root_dir
exit()
app.run()
Raw
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