nus-mtp/cs-modify

'''
    This module contains the handler for logging out of the system.
'''

import web

class Logout(object):
    '''
        Class for logging out
    '''

    def POST(self):
        '''
            This function destroys all cookies related to user session.
        '''
        web.header('X-Frame-Options', 'SAMEORIGIN')
        web.header('X-Content-Type-Options', 'nosniff')
        web.header('X-XSS-Protection', '1')
        web.setcookie('user', '', expires=-1)
        web.setcookie('session_id', '', expires=-1)
        raise web.seeother('/login')