#!/usr/bin/python
#
# Copyright (C) 2013 Ipsilon project Contributors, for license see COPYING

import sys
sys.stdout = sys.stderr
import glob
import os
import atexit
import cherrypy
from ipsilon import find_config
from ipsilon.util.data import AdminStore
from ipsilon.util import page
from ipsilon.root import Root
from jinja2 import Environment, FileSystemLoader, ChoiceLoader
import ipsilon.util.sessions


def nuke_session_locks():
    if cherrypy.config['tools.sessions.on']:
        try:
            sessdir = cherrypy.config['tools.sessions.storage_path']
            for l in glob.glob(os.path.join(sessdir, '*.lock')):
                try:
                    os.remove(l)
                except Exception:  # pylint: disable=broad-except
                    pass
        except Exception:  # pylint: disable=broad-except
            pass

cfgfile = find_config()

cherrypy.lib.sessions.SqlSession = ipsilon.util.sessions.SqlSession
cherrypy.config.update(cfgfile)

# Force cherrypy logging to work. Note that this ignores the config-file
# setting.
cherrypy.log.screen = True

nuke_session_locks()

datastore = AdminStore()
admin_config = datastore.load_config()
for option in admin_config:
    cherrypy.config[option] = admin_config[option]

template_loaders = []
default_template_dir = 'templates'
template_dir = cherrypy.config.get('template_dir', default_template_dir)
if template_dir.startswith('/'):
    template_loaders.append(FileSystemLoader(template_dir))
else:
    template_loaders.append(FileSystemLoader(
        os.path.join(cherrypy.config['base.dir'],
                     template_dir)))
# Fall-back to the default templates
template_loaders.append(FileSystemLoader(
    os.path.join(cherrypy.config['base.dir'],
                 default_template_dir)))
template_env = Environment(loader=ChoiceLoader(template_loaders),
                           autoescape=True,
                           extensions=['jinja2.ext.autoescape'])

if __name__ == "__main__":
    conf = {'/': {'tools.staticdir.root': os.getcwd()},
            '/ui': {'tools.staticdir.on': True,
                    'tools.staticdir.dir': 'ui'},
            '/cache': {'tools.staticdir.on': True,
                       'tools.staticdir.dir': 'cache'}}
    cherrypy.quickstart(Root('default', template_env),
                        cherrypy.config['base.mount'], conf)

else:
    cherrypy.config['environment'] = 'embedded'

    if cherrypy.__version__.startswith('3.0') and cherrypy.engine.state == 0:
        cherrypy.engine.start(blocking=False)
        atexit.register(cherrypy.engine.stop)

    application = cherrypy.Application(Root('default', template_env),
                                       script_name=None, config=None)