# Path: core/exceptions.py
# class MethodUnsupported(Exception):
#     """Exception thrown when an HTTP request method isn't supported by the REST
#        API"""
#     pass
# 
# class NonAjaxRequest(Exception):
#     """Exception thrown when an API call is made that is not an AJAX request
#        and we don't want to allow this kind of (potentially) cross-site 
#        call
#     
#     """
#     pass
# 
# Path: users/exceptions.py
# class BadUsernameOrPassword(Exception):
#    def __init__(self, msg='Bad username or password.'):
#        self.msg = msg 
# 
#    def __str__(self):
#        return self.msg
# 
# class UserAccountDisabled(Exception):
#    def __init__(self, msg='User account has been disabled.'):
#        self.msg = msg 
# 
#    def __str__(self):
#        return self.msg
# 
# class UserUsernameExists(Exception):
#    def __init__(self, msg='The username is taken, please try another'):
#        self.msg = msg 
# 
#    def __str__(self):
#        return self.msg
# 
# class UserEmailExists(Exception):
#    def __init__(self, msg='This email already exists, please try another'):
#        self.msg = msg 
# 
#    def __str__(self):
#        return self.msg
# 
# class NoFacebookUser(Exception):
#     def __init__(self, msg='No Facebook user detected.'):
#         self.msg = msg
#     
#     def __str__(self):
#         return self.msg


import json
import core.utils
from django.http import HttpResponseRedirect, HttpResponse
from django.shortcuts import render_to_response
from django.conf import settings
from django.template import RequestContext
from django.contrib.auth import authenticate, login, logout
from fbapi import facebook 
from core.exceptions import MethodUnsupported, NonAjaxRequest
from users.exceptions import BadUsernameOrPassword, UserAccountDisabled, \
                             UserUsernameExists, UserEmailExists, \
                             NoFacebookUser
from models import UserProfile
from models import User
from models import ActivationKeyValue
from forms import LoginForm, RegisterForm, InviteForm, ActivateUnactivatedForm
from registration.models import RegistrationProfile




logger = core.utils.get_logger(__name__)

def ajax_login_required(view_func):
    """
    Decorator for AJAX endpoints requiring authentication.
    
    Thank you http://stackoverflow.com/questions/312925/django-authentication-and-ajax-urls-that-require-login/523196#523196
    
    """

    def wrap(request, *args, **kwargs):
        status = 200 
        data = {}

        try:
            if request.is_ajax():
                if request.user.is_authenticated():
                    return view_func(request, *args, **kwargs)

                else:

# Path: core/exceptions.py
# class MethodUnsupported(Exception):
#     """Exception thrown when an HTTP request method isn't supported by the REST
#        API"""
#     pass
# 
# class NonAjaxRequest(Exception):
#     """Exception thrown when an API call is made that is not an AJAX request
#        and we don't want to allow this kind of (potentially) cross-site 
#        call
#     
#     """
#     pass
# 
# Path: users/exceptions.py
# class BadUsernameOrPassword(Exception):
#    def __init__(self, msg='Bad username or password.'):
#        self.msg = msg 
# 
#    def __str__(self):
#        return self.msg
# 
# class UserAccountDisabled(Exception):
#    def __init__(self, msg='User account has been disabled.'):
#        self.msg = msg 
# 
#    def __str__(self):
#        return self.msg
# 
# class UserUsernameExists(Exception):
#    def __init__(self, msg='The username is taken, please try another'):
#        self.msg = msg 
# 
#    def __str__(self):
#        return self.msg
# 
# class UserEmailExists(Exception):
#    def __init__(self, msg='This email already exists, please try another'):
#        self.msg = msg 
# 
#    def __str__(self):
#        return self.msg
# 
# class NoFacebookUser(Exception):
#     def __init__(self, msg='No Facebook user detected.'):
#         self.msg = msg
#     
#     def __str__(self):
#         return self.msg


# Path: users/views.py
import json
import core.utils
from django.http import HttpResponseRedirect, HttpResponse
from django.shortcuts import render_to_response
from django.conf import settings
from django.template import RequestContext
from django.contrib.auth import authenticate, login, logout
from fbapi import facebook 
from core.exceptions import MethodUnsupported, NonAjaxRequest
from users.exceptions import BadUsernameOrPassword, UserAccountDisabled, \
                             UserUsernameExists, UserEmailExists, \
                             NoFacebookUser
from models import UserProfile
from models import User
from models import ActivationKeyValue
from forms import LoginForm, RegisterForm, InviteForm, ActivateUnactivatedForm
from registration.models import RegistrationProfile





logger = core.utils.get_logger(__name__)

def ajax_login_required(view_func):
    """
    Decorator for AJAX endpoints requiring authentication.
    
    Thank you http://stackoverflow.com/questions/312925/django-authentication-and-ajax-urls-that-require-login/523196#523196
    
    """

    def wrap(request, *args, **kwargs):
        status = 200 
        data = {}

        try:
            if request.is_ajax():
                if request.user.is_authenticated():
                    return view_func(request, *args, **kwargs)

                else:

                    raise BadUsernameOrPassword