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0bin/zerobin/routes.py
2012-05-21 23:21:06 +07:00

185 lines
5.1 KiB
Python

#!/usr/bin/env python
# -*- coding: utf-8 -*-
# vim: ai ts=4 sts=4 et sw=4
"""
Main script including controller, rooting, dependancy management, and
server run.
"""
import os
import sys
import thread
from datetime import datetime, timedelta
# add project dir and libs dir to the PYTHON PATH to ensure they are
# importable
from utils import settings
import bottle
from bottle import (Bottle, run, static_file, view, request)
import clize
from paste import Paste
from utils import drop_privileges, dmerge, get_pastes_count
app = Bottle()
GLOBAL_CONTEXT = {
'settings': settings,
'pastes_count': get_pastes_count(),
'refresh_counter': datetime.now()
}
@app.route('/')
@view('home')
def index():
return GLOBAL_CONTEXT
@app.route('/faq/')
@view('faq')
def faq():
return GLOBAL_CONTEXT
@app.route('/paste/create', method='POST')
def create_paste():
try:
content = unicode(request.forms.get('content', ''), 'utf8')
except UnicodeDecodeError:
return {'status': 'error',
'message': u"Encoding error: the paste couldn't be saved."}
if '{"iv":' not in content: # reject silently non encrypted content
return ''
if content:
# check size of the paste. if more than settings return error without saving paste.
# prevent from unusual use of the system.
# need to be improved
if len(content) < settings.MAX_SIZE:
expiration = request.forms.get('expiration', u'burn_after_reading')
paste = Paste(expiration=expiration, content=content)
paste.save()
# display counter
if settings.DISPLAY_COUNTER:
#increment paste counter
paste.increment_counter()
# if refresh time elapsed pick up new counter value
if GLOBAL_CONTEXT['refresh_counter'] + timedelta(seconds=settings.REFRESH_COUNTER) < datetime.now():
GLOBAL_CONTEXT['pastes_count'] = get_pastes_count()
GLOBAL_CONTEXT['refresh_counter'] = datetime.now()
return {'status': 'ok',
'paste': paste.uuid}
return {'status': 'error',
'message': u"Serveur error: the paste couldn't be saved. Please try later."}
@app.route('/paste/:paste_id')
@view('paste')
def display_paste(paste_id):
now = datetime.now()
keep_alive = False
try:
paste = Paste.load(paste_id)
# Delete the paste if it expired:
if 'burn_after_reading' in str(paste.expiration):
# burn_after_reading contains the paste creation date
# if this read appends 10 seconds after the creation date
# we don't delete the paste because it means it's the redirection
# to the paste that happens during the paste creation
try:
keep_alive = paste.expiration.split('#')[1]
keep_alive = datetime.strptime(keep_alive, '%Y-%m-%d %H:%M:%S.%f')
keep_alive = now < keep_alive + timedelta(seconds=10)
except IndexError:
keep_alive = False
if not keep_alive:
paste.delete()
elif paste.expiration < now:
paste.delete()
raise ValueError()
except (TypeError, ValueError):
#abort(404, u"This paste doesn't exist or has expired")
return error404(ValueError)
context = {'paste': paste, 'keep_alive': keep_alive}
return dmerge(context, GLOBAL_CONTEXT)
@app.error(404)
@view('404')
def error404(code):
return GLOBAL_CONTEXT
@app.route('/static/<filename:path>')
def server_static(filename):
return static_file(filename, root=settings.STATIC_FILES_ROOT)
def get_app(debug=None, settings_file='', compressed_static=None):
"""
Return a tuple (settings, app) configured using passed options and
a setting file.
"""
if settings_file:
settings.update_with_file(os.path.abspath(settings_file))
if compressed_static is not None:
settings.COMPRESSED_STATIC_FILES = compressed_static
if debug is not None:
settings.DEBUG = debug
# make sure the templates can be loaded
for d in reversed(settings.TEMPLATE_DIRS):
bottle.TEMPLATE_PATH.insert(0, d)
if settings.DEBUG:
bottle.debug(True)
return settings, app
@clize.clize(coerce={'debug': bool, 'compressed_static': bool})
def runserver(host='', port='', debug=None, user='',
group='', settings_file='', compressed_static=None, version=False):
settings, app = get_app(debug, settings_file, compressed_static)
if version:
print '0bin V%s' % settings.VERSION
sys.exit(0)
settings.HOST = host or settings.HOST
settings.PORT = port or settings.PORT
settings.USER = user or settings.USER
settings.GROUP = group or settings.GROUP
thread.start_new_thread(drop_privileges, (settings.USER, settings.GROUP))
if settings.DEBUG:
run(app, host=settings.HOST, port=settings.PORT, reloader=True,
server="cherrypy")
else:
run(app, host=settings.HOST, port=settings.PORT, server="cherrypy")
def main():
clize.run(runserver)