realms-wiki/realms/__init__.py

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import logging
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import os
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import time
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from flask import Flask, request, render_template, url_for, redirect, flash, session
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from flask.ext.bcrypt import Bcrypt
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from flask.ext.login import LoginManager, login_user, logout_user
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from flask.ext.assets import Environment
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from recaptcha.client import captcha
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from werkzeug.routing import BaseConverter
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from session import RedisSessionInterface
import config
from wiki import Wiki
from util import to_canonical, remove_ext, mkdir_safe, gravatar_url
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from models import Site, User, CurrentUser
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class RegexConverter(BaseConverter):
def __init__(self, url_map, *items):
super(RegexConverter, self).__init__(url_map)
self.regex = items[0]
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def redirect_url():
return request.args.get('next') or request.referrer or url_for('index')
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def validate_captcha():
response = captcha.submit(
request.form['recaptcha_challenge_field'],
request.form['recaptcha_response_field'],
config.flask['RECAPTCHA_PRIVATE_KEY'],
request.remote_addr)
return response.is_valid
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def create_app(subdomain=None):
app = Flask(__name__)
app.config.update(config.flask)
app.debug = (config.ENV is not 'PROD')
app.secret_key = config.secret_key
app.static_path = os.sep + 'static'
app.session_interface = RedisSessionInterface()
app.url_map.converters['regex'] = RegexConverter
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bcrypt = Bcrypt(app)
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login_manager = LoginManager()
login_manager.init_app(app)
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@login_manager.user_loader
def load_user(user_id):
return CurrentUser(user_id)
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assets = Environment(app)
assets.url = app.static_url_path
assets.directory = app.static_folder
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main_repo_dir = config.repos['main']
repo_dir = config.repos['dir']
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w = Wiki(main_repo_dir) if not subdomain else Wiki(repo_dir + "/" + subdomain)
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@app.template_filter('datetime')
def _jinja2_filter_datetime(ts):
return time.strftime('%b %d, %Y %I:%M %p', time.localtime(ts))
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@app.errorhandler(404)
def page_not_found(e):
return render_template('errors/404.html'), 404
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@app.errorhandler(500)
def page_error(e):
logging.exception(e)
return render_template('errors/500.html'), 500
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@app.route("/")
def root():
return render('home')
#return redirect('/home')
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@app.route("/account/")
def account():
return render_template('account/index.html')
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@app.route("/_new/", methods=['GET', 'POST'])
def new_wiki():
if request.method == 'POST':
# TODO validate wiki name
wiki_name = request.form['name']
s = Site()
if s.get_by_name(wiki_name):
flash("Site already exists")
return redirect(redirect_url())
else:
Wiki(repo_dir + "/" + wiki_name)
return redirect('http://%s.%s' % (wiki_name, config.hostname))
else:
return render_template('_new/index.html')
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@app.route("/logout/")
def logout():
logout_user()
del session['user']
return redirect(url_for('root'))
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@app.route("/commit/<sha>/<name>")
def commit_sha(name, sha):
cname = to_canonical(name)
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data = w.get_page(cname, sha=sha)
if data:
return render_template('page/page.html', page=data)
else:
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return redirect('/create/'+cname)
@app.route("/compare/<name>/<regex('[^.]+'):fsha><regex('\.{2,3}'):dots><regex('.+'):lsha>")
def compare(name, fsha, dots, lsha):
diff = w.compare(name, fsha, lsha)
return render_template('page/compare.html', name=name, diff=diff)
@app.route("/register", methods=['GET', 'POST'])
def register():
if request.method == 'POST':
user = User()
if user.get_by_email(request.form['email']):
flash('Email is already taken')
return redirect('/register')
if user.get_by_username(request.form['username']):
flash('Username is already taken')
return redirect('/register')
email = request.form['email'].lower()
# Create user and login
u = User.create(email=email,
username=request.form['username'],
password=bcrypt.generate_password_hash(request.form['password']),
avatar=gravatar_url(email))
login_user(CurrentUser(u.id))
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return redirect("/")
else:
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return render_template('account/register.html')
@app.route("/login", methods=['GET', 'POST'])
def login():
if request.method == 'POST':
if User.auth(request.form['email'], request.form['password']):
return redirect("/")
else:
flash("Email or Password invalid")
return redirect("/login")
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else:
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return render_template('account/login.html')
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@app.route("/history/<name>")
def history(name):
history = w.get_history(name)
return render_template('page/history.html', name=name, history=history)
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@app.route("/edit/<name>", methods=['GET', 'POST'])
def edit(name):
data = w.get_page(name)
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cname = to_canonical(name)
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if request.method == 'POST':
edit_cname = to_canonical(request.form['name'])
if edit_cname != cname:
w.rename_page(cname, edit_cname)
w.write_page(edit_cname, request.form['content'], message=request.form['message'])
return redirect("/" + edit_cname)
else:
if data:
name = remove_ext(data['name'])
content = data['data']
return render_template('page/edit.html', name=name, content=content)
else:
return redirect('/create/'+cname)
@app.route("/delete/<name>", methods=['POST'])
def delete(name):
pass
@app.route("/create/", methods=['GET', 'POST'])
@app.route("/create/<name>", methods=['GET', 'POST'])
def create(name=None):
cname = ""
if name:
cname = to_canonical(name)
if w.get_page(cname):
# Page exists, edit instead
return redirect("/edit/" + cname)
if request.method == 'POST':
w.write_page(request.form['name'], request.form['content'], message=request.form['message'], create=True)
return redirect("/" + cname)
else:
return render_template('page/edit.html', name=cname, content="")
@app.route("/<name>")
def render(name):
cname = to_canonical(name)
if cname != name:
return redirect('/' + cname)
data = w.get_page(cname)
if data:
return render_template('page/page.html', name=cname, page=data)
else:
return redirect('/create/'+cname)
return app