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Diffstat (limited to 'forum/deps/django_authopenid/views.py')
-rw-r--r-- | forum/deps/django_authopenid/views.py | 1192 |
1 files changed, 1192 insertions, 0 deletions
diff --git a/forum/deps/django_authopenid/views.py b/forum/deps/django_authopenid/views.py new file mode 100644 index 00000000..52809f01 --- /dev/null +++ b/forum/deps/django_authopenid/views.py @@ -0,0 +1,1192 @@ +# -*- coding: utf-8 -*- +# Copyright (c) 2007, 2008, BenoĆ®t Chesneau +# Copyright (c) 2007 Simon Willison, original work on django-openid +# +# All rights reserved. +# +# Redistribution and use in source and binary forms, with or without +# modification, are permitted provided that the following conditions are +# met: +# +# * Redistributions of source code must retain the above copyright +# * notice, this list of conditions and the following disclaimer. +# * Redistributions in binary form must reproduce the above copyright +# * notice, this list of conditions and the following disclaimer in the +# * documentation and/or other materials provided with the +# * distribution. Neither the name of the <ORGANIZATION> nor the names +# * of its contributors may be used to endorse or promote products +# * derived from this software without specific prior written +# * permission. +# +# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS +# IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, +# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR +# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR +# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, +# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, +# OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +from django.http import HttpResponseRedirect, get_host, Http404, \ + HttpResponseServerError +from django.shortcuts import render_to_response +from django.template import RequestContext, loader, Context +from django.conf import settings +from forum.conf import settings as forum_settings +from django.contrib.auth.models import User +from django.contrib.auth.decorators import login_required +from django.contrib.auth import authenticate +from django.core.urlresolvers import reverse +from django.utils.encoding import smart_unicode +from django.utils.html import escape +from django.utils.translation import ugettext as _ +from django.utils.http import urlquote_plus +from django.utils.safestring import mark_safe +from django.core.mail import send_mail +from django.views.defaults import server_error + +from openid.consumer.consumer import Consumer, \ + SUCCESS, CANCEL, FAILURE, SETUP_NEEDED +from openid.consumer.discover import DiscoveryFailure +from openid.extensions import sreg +# needed for some linux distributions like debian +try: + from openid.yadis import xri +except ImportError: + from yadis import xri + +import re +import urllib + +from forum.forms import SimpleEmailSubscribeForm +from forum.deps.django_authopenid.util import OpenID, DjangoOpenIDStore, from_openid_response +from forum.deps.django_authopenid.models import UserAssociation, UserPasswordQueue, ExternalLoginData +from forum.deps.django_authopenid.forms import OpenidSigninForm, ClassicLoginForm, OpenidRegisterForm, \ + OpenidVerifyForm, ClassicRegisterForm, ChangePasswordForm, ChangeEmailForm, \ + ChangeopenidForm, DeleteForm, EmailPasswordForm +import logging +from forum.utils.forms import get_next_url + +EXTERNAL_LOGIN_APP = settings.LOAD_EXTERNAL_LOGIN_APP() + +#todo: decouple from forum +def login(request,user): + from django.contrib.auth import login as _login + from forum.models import signals + + if settings.USE_EXTERNAL_LEGACY_LOGIN == True: + EXTERNAL_LOGIN_APP.api.login(request,user) + + #1) get old session key + session_key = request.session.session_key + #2) get old search state + search_state = None + if 'search_state' in request.session: + search_state = request.session['search_state'] + + #3) login and get new session key + _login(request,user) + #4) transfer search_state to new session if found + if search_state: + search_state.set_logged_in() + request.session['search_state'] = search_state + #5) send signal with old session key as argument + logging.debug('logged in user %s with session key %s' % (user.username, session_key)) + #todo: move to auth app + signals.user_logged_in.send(user=user,session_key=session_key,sender=None) + +#todo: uncouple this from forum +def logout(request): + from django.contrib.auth import logout as _logout#for login I've added wrapper below - called login + if 'search_state' in request.session: + request.session['search_state'].set_logged_out() + request.session.modified = True + _logout(request) + if settings.USE_EXTERNAL_LEGACY_LOGIN == True: + EXTERNAL_LOGIN_APP.api.logout(request) + +def get_url_host(request): + if request.is_secure(): + protocol = 'https' + else: + protocol = 'http' + host = escape(get_host(request)) + return '%s://%s' % (protocol, host) + +def get_full_url(request): + return get_url_host(request) + request.get_full_path() + +def ask_openid(request, openid_url, redirect_to, on_failure=None, + sreg_request=None): + """ basic function to ask openid and return response """ + request.encoding = 'UTF-8' + on_failure = on_failure or signin_failure + + trust_root = getattr( + settings, 'OPENID_TRUST_ROOT', get_url_host(request) + '/' + ) + if xri.identifierScheme(openid_url) == 'XRI' and getattr( + settings, 'OPENID_DISALLOW_INAMES', False + ): + msg = _("i-names are not supported") + logging.debug('openid failed becaise i-names are not supported') + return on_failure(request, msg) + consumer = Consumer(request.session, DjangoOpenIDStore()) + try: + auth_request = consumer.begin(openid_url) + except DiscoveryFailure: + msg = _(u"OpenID %(openid_url)s is invalid" % {'openid_url':openid_url}) + logging.debug(msg) + return on_failure(request, msg) + + logging.debug('openid seemed to work') + if sreg_request: + logging.debug('adding sreg_request - wtf it is?') + auth_request.addExtension(sreg_request) + redirect_url = auth_request.redirectURL(trust_root, redirect_to) + logging.debug('redirecting to %s' % redirect_url) + return HttpResponseRedirect(redirect_url) + +def complete(request, on_success=None, on_failure=None, return_to=None): + """ complete openid signin """ + on_success = on_success or default_on_success + on_failure = on_failure or default_on_failure + + logging.debug('in forum.deps.django_authopenid.complete') + + consumer = Consumer(request.session, DjangoOpenIDStore()) + # make sure params are encoded in utf8 + params = dict((k,smart_unicode(v)) for k, v in request.GET.items()) + openid_response = consumer.complete(params, return_to) + + if openid_response.status == SUCCESS: + logging.debug('SUCCESS') + return on_success(request, openid_response.identity_url, + openid_response) + elif openid_response.status == CANCEL: + logging.debug('CANCEL') + return on_failure(request, 'The request was canceled') + elif openid_response.status == FAILURE: + logging.debug('FAILURE') + return on_failure(request, openid_response.message) + elif openid_response.status == SETUP_NEEDED: + logging.debug('SETUP NEEDED') + return on_failure(request, 'Setup needed') + else: + logging.debug('BAD OPENID STATUS') + assert False, "Bad openid status: %s" % openid_response.status + +def default_on_success(request, identity_url, openid_response): + """ default action on openid signin success """ + logging.debug('') + request.session['openid'] = from_openid_response(openid_response) + logging.debug('performing default action on openid success %s' % get_next_url(request)) + return HttpResponseRedirect(get_next_url(request)) + +def default_on_failure(request, message): + """ default failure action on signin """ + logging.debug('default openid failure action') + return render_to_response('openid_failure.html', { + 'message': message + }) + + +def not_authenticated(func): + """ decorator that redirect user to next page if + he is already logged.""" + def decorated(request, *args, **kwargs): + if request.user.is_authenticated(): + return HttpResponseRedirect(get_next_url(request)) + return func(request, *args, **kwargs) + return decorated + +@not_authenticated +def signin(request,newquestion=False,newanswer=False): + """ + signin page. It manages the legacy authentification (user/password) + and openid authentification + + url: /signin/ + + template : authopenid/signin.htm + """ + logging.debug('in signin view') + request.encoding = 'UTF-8' + on_failure = signin_failure + email_feeds_form = SimpleEmailSubscribeForm() + next = get_next_url(request) + form_signin = OpenidSigninForm(initial={'next':next}) + form_auth = ClassicLoginForm(initial={'next':next}) + + if request.method == 'POST': + #'blogin' - password login + if 'blogin' in request.POST.keys(): + logging.debug('processing classic login form submission') + form_auth = ClassicLoginForm(request.POST) + if form_auth.is_valid(): + #have login and password and need to login through external website + if settings.USE_EXTERNAL_LEGACY_LOGIN == True: + username = form_auth.cleaned_data['username'] + password = form_auth.cleaned_data['password'] + next = form_auth.cleaned_data['next'] + if form_auth.get_user() == None: + #need to create internal user + + #1) save login and password temporarily in session + request.session['external_username'] = username + request.session['external_password'] = password + + #2) try to extract user email and nickname from external service + email = EXTERNAL_LOGIN_APP.api.get_email(username,password) + screen_name = EXTERNAL_LOGIN_APP.api.get_screen_name(username,password) + + #3) see if username clashes with some existing user + #if so, we have to prompt the user to pick a different name + username_taken = User.is_username_taken(screen_name) + + email_feeds_form = SimpleEmailSubscribeForm() + form_data = {'username':screen_name,'email':email,'next':next} + form = OpenidRegisterForm(initial=form_data) + template_data = {'form1':form,'username':screen_name,\ + 'email_feeds_form':email_feeds_form,\ + 'provider':mark_safe(settings.EXTERNAL_LEGACY_LOGIN_PROVIDER_NAME),\ + 'login_type':'legacy',\ + 'gravatar_faq_url':reverse('faq') + '#gravatar',\ + 'external_login_name_is_taken':username_taken} + return render_to_response('authopenid/complete.html',template_data,\ + context_instance=RequestContext(request)) + else: + #user existed, external password is ok + user = form_auth.get_user() + login(request,user) + response = HttpResponseRedirect(get_next_url(request)) + EXTERNAL_LOGIN_APP.api.set_login_cookies(response,user) + return response + else: + #regular password authentication + user = form_auth.get_user() + login(request, user) + return HttpResponseRedirect(get_next_url(request)) + + elif 'bnewaccount' in request.POST.keys(): + logging.debug('processing classic (login/password) create account form submission') + #register externally logged in password user with a new local account + if settings.USE_EXTERNAL_LEGACY_LOGIN == True: + form = OpenidRegisterForm(request.POST) + email_feeds_form = SimpleEmailSubscribeForm(request.POST) + form1_is_valid = form.is_valid() + form2_is_valid = email_feeds_form.is_valid() + if form1_is_valid and form2_is_valid: + #create the user + username = form.cleaned_data['username'] + password = request.session.get('external_password',None) + email = form.cleaned_data['email'] + if password and username: + User.objects.create_user(username,email,password) + user = authenticate(username=username,password=password) + EXTERNAL_LOGIN_APP.api.connect_local_user_to_external_user(user,username,password) + external_username = request.session['external_username'] + eld = ExternalLoginData.objects.get(external_username=external_username) + eld.user = user + eld.save() + login(request,user) + email_feeds_form.save(user) + del request.session['external_username'] + del request.session['external_password'] + response = HttpResponseRedirect(reverse('index')) + EXTERNAL_LOGIN_APP.api.set_login_cookies(response, user) + return response + else: + if password: + del request.session['external_username'] + if username: + del request.session['external_password'] + return HttpResponseServerError() + else: + username = request.POST.get('username',None) + provider = mark_safe(settings.EXTERNAL_LEGACY_LOGIN_PROVIDER_NAME) + username_taken = User.is_username_taken(username) + data = {'login_type':'legacy','form1':form,'username':username,\ + 'email_feeds_form':email_feeds_form,'provider':provider,\ + 'gravatar_faq_url':reverse('faq') + '#gravatar',\ + 'external_login_name_is_taken':username_taken} + return render_to_response('authopenid/complete.html',data, + context_instance=RequestContext(request)) + else: + raise Http404 + + elif 'bsignin' in request.POST.keys() or 'openid_username' in request.POST.keys(): + logging.debug('processing signin with openid submission') + form_signin = OpenidSigninForm(request.POST) + if form_signin.is_valid(): + logging.debug('OpenidSigninForm is valid') + next = form_signin.cleaned_data['next'] + sreg_req = sreg.SRegRequest(optional=['nickname', 'email']) + redirect_to = "%s%s?%s" % ( + get_url_host(request), + reverse('user_complete_signin'), + urllib.urlencode({'next':next}) + ) + return ask_openid(request, + form_signin.cleaned_data['openid_url'], + redirect_to, + on_failure=signin_failure, + sreg_request=sreg_req) + else: + logging.debug('OpenidSigninForm is NOT valid! -> redisplay login view') + + #if request is GET + if request.method == 'GET': + logging.debug('request method was GET') + question = None + if newquestion == True: + from forum.models import AnonymousQuestion as AQ + session_key = request.session.session_key + logging.debug('retrieving anonymously posted question associated with session %s' % session_key) + qlist = AQ.objects.filter(session_key=session_key).order_by('-added_at') + if len(qlist) > 0: + question = qlist[0] + answer = None + if newanswer == True: + from forum.models import AnonymousAnswer as AA + session_key = request.session.session_key + logging.debug('retrieving posted answer associated with session %s' % session_key) + alist = AA.objects.filter(session_key=session_key).order_by('-added_at') + if len(alist) > 0: + answer = alist[0] + + logging.debug('showing signin view') + return render_to_response('authopenid/signin.html', { + 'question':question, + 'answer':answer, + 'form1': form_auth, + 'form2': form_signin, + 'msg': request.GET.get('msg',''), + 'sendpw_url': reverse('user_sendpw'), + 'fb_api_key': forum_settings.FB_API_KEY, + }, context_instance=RequestContext(request)) + +def complete_signin(request): + """ in case of complete signin with openid """ + logging.debug('')#blank log just for the trace + return complete(request, signin_success, signin_failure, + get_url_host(request) + reverse('user_complete_signin')) + +def signin_success(request, identity_url, openid_response): + """ + openid signin success. + + If the openid is already registered, the user is redirected to + url set par next or in settings with OPENID_REDIRECT_NEXT variable. + If none of these urls are set user is redirectd to /. + + if openid isn't registered user is redirected to register page. + """ + + logging.debug('') + openid_ = from_openid_response(openid_response) #create janrain OpenID object + request.session['openid'] = openid_ + try: + logging.debug('trying to get user associated with this openid...') + rel = UserAssociation.objects.get(openid_url__exact = str(openid_)) + logging.debug('success') + except: + logging.debug('failed --> try to register brand new user') + # try to register this new user + return register(request) + user_ = rel.user + if user_.is_active: + user_.backend = "django.contrib.auth.backends.ModelBackend" + logging.debug('user is active --> attached django auth ModelBackend --> calling login') + login(request, user_) + logging.debug('success') + else: + logging.debug('user is inactive, do not log them in') + logging.debug('redirecting to %s' % get_next_url(request)) + return HttpResponseRedirect(get_next_url(request)) + +def is_association_exist(openid_url): + """ test if an openid is already in database """ + is_exist = True + try: + uassoc = UserAssociation.objects.get(openid_url__exact = openid_url) + except: + is_exist = False + logging.debug(str(is_exist)) + return is_exist + +@not_authenticated +def register(request): + """ + register an openid. + + If user is already a member he can associate its openid with + its account. + + A new account could also be created and automaticaly associated + to the openid. + + url : /complete/ + + template : authopenid/complete.html + """ + + logging.debug('') + openid_ = request.session.get('openid', None) + next = get_next_url(request) + if not openid_: + logging.debug('oops, no openid in session --> go back to signin') + return HttpResponseRedirect(reverse('user_signin') + '?next=%s' % next) + + nickname = openid_.sreg.get('nickname', '') + email = openid_.sreg.get('email', '') + form1 = OpenidRegisterForm(initial={ + 'next': next, + 'username': nickname, + 'email': email, + }) + form2 = OpenidVerifyForm(initial={ + 'next': next, + 'username': nickname, + }) + email_feeds_form = SimpleEmailSubscribeForm() + + user_ = None + is_redirect = False + logging.debug('request method is %s' % request.method) + if request.method == 'POST': + if 'bnewaccount' in request.POST.keys(): + logging.debug('trying to create new account associated with openid') + form1 = OpenidRegisterForm(request.POST) + email_feeds_form = SimpleEmailSubscribeForm(request.POST) + if not form1.is_valid(): + logging.debug('OpenidRegisterForm is INVALID') + elif not email_feeds_form.is_valid(): + logging.debug('SimpleEmailSubscribeForm is INVALID') + else: + logging.debug('OpenidRegisterForm and SimpleEmailSubscribeForm are valid') + next = form1.cleaned_data['next'] + is_redirect = True + logging.debug('creatng new django user %s ...' % form1.cleaned_data['username']) + tmp_pwd = User.objects.make_random_password() + user_ = User.objects.create_user(form1.cleaned_data['username'], + form1.cleaned_data['email'], tmp_pwd) + + user_.set_unusable_password() + # make association with openid + logging.debug('creating new openid user association %s <--> %s' \ + % (user_.username, str(openid_))) + uassoc = UserAssociation(openid_url=str(openid_), user_id=user_.id) + uassoc.save() + + # login + user_.backend = "django.contrib.auth.backends.ModelBackend" + logging.debug('logging the user in') + login(request, user_) + logging.debug('saving email feed settings') + email_feeds_form.save(user_) + elif 'bverify' in request.POST.keys(): + logging.debug('processing OpenidVerify form') + form2 = OpenidVerifyForm(request.POST) + if form2.is_valid(): + logging.debug('form is valid') + is_redirect = True + next = form2.cleaned_data['next'] + user_ = form2.get_user() + logging.debug('creating new openid user association %s <--> %s' \ + % (user_.username, str(openid_))) + uassoc = UserAssociation(openid_url=str(openid_), + user_id=user_.id) + uassoc.save() + logging.debug('logging the user in') + login(request, user_) + + #check if we need to post a question that was added anonymously + #this needs to be a function call becase this is also done + #if user just logged in and did not need to create the new account + + if user_ != None: + if forum_settings.EMAIL_VALIDATION == True: + logging.debug('sending email validation') + send_new_email_key(user_,nomessage=True) + output = validation_email_sent(request) + set_email_validation_message(user_) #message set after generating view + return output + if user_.is_authenticated(): + logging.debug('success, send user to main page') + return HttpResponseRedirect(reverse('index')) + else: + logging.debug('have really strange error') + raise Exception('openid login failed')#should not ever get here + + openid_str = str(openid_) + bits = openid_str.split('/') + base_url = bits[2] #assume this is base url + url_bits = base_url.split('.') + provider_name = url_bits[-2].lower() + + providers = {'yahoo':'<font color="purple">Yahoo!</font>', + 'flickr':'<font color="#0063dc">flick</font><font color="#ff0084">r</font>™', + 'google':'Google™', + 'aol':'<font color="#31658e">AOL</font>', + 'myopenid':'MyOpenID', + } + if provider_name not in providers: + provider_logo = provider_name + logging.error('openid provider named "%s" has no pretty customized logo' % provider_name) + else: + provider_logo = providers[provider_name] + + logging.debug('printing authopenid/complete.html output') + return render_to_response('authopenid/complete.html', { + 'form1': form1, + 'form2': form2, + 'email_feeds_form': email_feeds_form, + 'provider':mark_safe(provider_logo), + 'username': nickname, + 'email': email, + 'login_type':'openid', + 'gravatar_faq_url':reverse('faq') + '#gravatar', + }, context_instance=RequestContext(request)) + +def signin_failure(request, message): + """ + falure with openid signin. Go back to signin page. + + template : "authopenid/signin.html" + """ + logging.debug('') + next = get_next_url(request) + form_signin = OpenidSigninForm(initial={'next': next}) + form_auth = ClassicLoginForm(initial={'next': next}) + + return render_to_response('authopenid/signin.html', { + 'msg': message, + 'form1': form_auth, + 'form2': form_signin, + }, context_instance=RequestContext(request)) + +@not_authenticated +def signup(request): + """ + signup page. Create a legacy account + + url : /signup/" + + templates: authopenid/signup.html, authopenid/confirm_email.txt + """ + logging.debug('') + if settings.USE_EXTERNAL_LEGACY_LOGIN == True: + logging.debug('handling external legacy login registration') + return HttpResponseRedirect(reverse('user_external_legacy_login_signup')) + next = get_next_url(request) + logging.debug('request method was %s' % request.method) + if request.method == 'POST': + form = ClassicRegisterForm(request.POST) + email_feeds_form = SimpleEmailSubscribeForm(request.POST) + + #validation outside if to remember form values + logging.debug('validating classic register form') + form1_is_valid = form.is_valid() + logging.debug('classic register form validated') + form2_is_valid = email_feeds_form.is_valid() + logging.debug('email feeds form validated') + if form1_is_valid and form2_is_valid: + logging.debug('both forms are valid') + next = form.cleaned_data['next'] + username = form.cleaned_data['username'] + password = form.cleaned_data['password1'] + email = form.cleaned_data['email'] + + user_ = User.objects.create_user( username,email,password ) + logging.debug('new user %s created' % username) + if settings.USE_EXTERNAL_LEGACY_LOGIN == True: + EXTERNAL_LOGIN_APP.api.create_user(username,email,password) + + user_.backend = "django.contrib.auth.backends.ModelBackend" + login(request, user_) + logging.debug('new user logged in') + email_feeds_form.save(user_) + logging.debug('email feeds form saved') + + # send email + subject = _("Welcome email subject line") + message_template = loader.get_template( + 'authopenid/confirm_email.txt' + ) + message_context = Context({ + 'signup_url': forum_settings.APP_URL + reverse('user_signin'), + 'username': username, + 'password': password, + }) + message = message_template.render(message_context) + send_mail(subject, message, settings.DEFAULT_FROM_EMAIL, + [user_.email]) + logging.debug('new user with login and password created, confirmation email sent!') + return HttpResponseRedirect(next) + else: + logging.debug('create classic account forms were invalid') + else: + form = ClassicRegisterForm(initial={'next':next}) + email_feeds_form = SimpleEmailSubscribeForm() + logging.debug('printing legacy signup form') + return render_to_response('authopenid/signup.html', { + 'form': form, + 'email_feeds_form': email_feeds_form + }, context_instance=RequestContext(request)) + #what if request is not posted? + +@login_required +def signout(request): + """ + signout from the website. Remove openid from session and kill it. + + url : /signout/" + """ + logging.debug('') + try: + logging.debug('deleting openid session var') + del request.session['openid'] + except KeyError: + logging.debug('failed') + pass + logout(request) + logging.debug('user logged out') + return HttpResponseRedirect(get_next_url(request)) + +def xrdf(request): + url_host = get_url_host(request) + logging.debug('what does this do??') + return_to = [ + "%s%s" % (url_host, reverse('user_complete_signin')) + ] + return render_to_response('authopenid/yadis.xrdf', { + 'return_to': return_to + }, context_instance=RequestContext(request)) + +@login_required +def account_settings(request): + """ + index pages to changes some basic account settings : + - change password + - change email + - associate a new openid + - delete account + + url : / + + template : authopenid/settings.html + """ + logging.debug('') + msg = request.GET.get('msg', '') + is_openid = True + + try: + uassoc = UserAssociation.objects.get( + user__username__exact=request.user.username + ) + except: + is_openid = False + + + return render_to_response('authopenid/settings.html', { + 'msg': msg, + 'is_openid': is_openid + }, context_instance=RequestContext(request)) + +@login_required +def changepw(request): + """ + change password view. + + url : /changepw/ + template: authopenid/changepw.html + """ + logging.debug('') + user_ = request.user + + if user_.has_usable_password(): + if settings.USE_EXTERNAL_LEGACY_LOGIN == True: + return HttpResponseRedirect(reverse('user_external_legacy_login_issues')) + else: + raise Http404 + + if request.POST: + form = ChangePasswordForm(request.POST, user=user_) + if form.is_valid(): + user_.set_password(form.cleaned_data['password1']) + user_.save() + msg = _("Password changed.") + redirect = "%s?msg=%s" % ( + reverse('user_account_settings'), + urlquote_plus(msg)) + return HttpResponseRedirect(redirect) + else: + form = ChangePasswordForm(user=user_) + + return render_to_response('authopenid/changepw.html', {'form': form }, + context_instance=RequestContext(request)) + +def find_email_validation_messages(user): + msg_text = _('your email needs to be validated see %(details_url)s') \ + % {'details_url':reverse('faq') + '#validate'} + return user.message_set.filter(message__exact=msg_text) + +def set_email_validation_message(user): + messages = find_email_validation_messages(user) + msg_text = _('your email needs to be validated see %(details_url)s') \ + % {'details_url':reverse('faq') + '#validate'} + if len(messages) == 0: + user.message_set.create(message=msg_text) + +def clear_email_validation_message(user): + messages = find_email_validation_messages(user) + messages.delete() + +def set_new_email(user, new_email, nomessage=False): + if new_email != user.email: + user.email = new_email + user.email_isvalid = False + user.save() + if forum_settings.EMAIL_VALIDATION == True: + send_new_email_key(user,nomessage=nomessage) + +def _send_email_key(user): + """private function. sends email containing validation key + to user's email address + """ + subject = _("Email verification subject line") + message_template = loader.get_template('authopenid/email_validation.txt') + import settings + message_context = Context({ + 'validation_link': forum_settings.APP_URL + reverse('user_verifyemail', kwargs={'id':user.id,'key':user.email_key}) + }) + message = message_template.render(message_context) + send_mail(subject, message, settings.DEFAULT_FROM_EMAIL, [user.email]) + +def send_new_email_key(user,nomessage=False): + import random + random.seed() + user.email_key = '%032x' % random.getrandbits(128) + user.save() + _send_email_key(user) + if nomessage==False: + set_email_validation_message(user) + +@login_required +def send_email_key(request): + """ + url = /email/sendkey/ + + view that is shown right after sending email key + email sending is called internally + + raises 404 if email validation is off + if current email is valid shows 'key_not_sent' view of + authopenid/changeemail.html template + """ + + if forum_settings.EMAIL_VALIDATION == True: + if request.user.email_isvalid: + return render_to_response('authopenid/changeemail.html', + { 'email': request.user.email, + 'action_type': 'key_not_sent', + 'change_link': reverse('user_changeemail')}, + context_instance=RequestContext(request) + ) + else: + send_new_email_key(request.user) + return validation_email_sent(request) + else: + raise Http404 + + +#internal server view used as return value by other views +def validation_email_sent(request): + logging.debug('') + return render_to_response('authopenid/changeemail.html', + { 'email': request.user.email, + 'change_email_url': reverse('user_changeemail'), + 'action_type': 'validate', }, + context_instance=RequestContext(request)) + +def verifyemail(request,id=None,key=None): + """ + view that is shown when user clicks email validation link + url = /email/verify/{{user.id}}/{{user.email_key}}/ + """ + logging.debug('') + if forum.settings.EMAIL_VALIDATION == True: + user = User.objects.get(id=id) + if user: + if user.email_key == key: + user.email_isvalid = True + clear_email_validation_message(user) + user.save() + return render_to_response('authopenid/changeemail.html', { + 'action_type': 'validation_complete', + }, context_instance=RequestContext(request)) + else: + logging.error('hmm, no user found for email validation message - foul play?') + raise Http404 + +@login_required +def changeemail(request, action='change'): + """ + changeemail view. requires openid with request type GET + + url: /email/* + + template : authopenid/changeemail.html + """ + logging.debug('') + msg = request.GET.get('msg', None) + extension_args = {} + user_ = request.user + + if request.POST: + if 'cancel' in request.POST: + msg = _('your email was not changed') + request.user.message_set.create(message=msg) + return HttpResponseRedirect(get_next_url(request)) + form = ChangeEmailForm(request.POST, user=user_) + if form.is_valid(): + new_email = form.cleaned_data['email'] + if new_email != user_.email: + if forum_settings.EMAIL_VALIDATION == True: + action = 'validate' + else: + action = 'done_novalidate' + set_new_email(user_, new_email,nomessage=True) + else: + action = 'keep' + + elif not request.POST and 'openid.mode' in request.GET: + redirect_to = get_url_host(request) + reverse('user_changeemail') + return complete(request, emailopenid_success, + emailopenid_failure, redirect_to) + else: + form = ChangeEmailForm(initial={'email': user_.email}, + user=user_) + + output = render_to_response('authopenid/changeemail.html', { + 'form': form, + 'email': user_.email, + 'action_type': action, + 'gravatar_faq_url': reverse('faq') + '#gravatar', + 'change_email_url': reverse('user_changeemail'), + 'msg': msg + }, context_instance=RequestContext(request)) + + if action == 'validate': + set_email_validation_message(user_) + + return output + +def emailopenid_success(request, identity_url, openid_response): + logging.debug('') + openid_ = from_openid_response(openid_response) + + user_ = request.user + try: + uassoc = UserAssociation.objects.get( + openid_url__exact=identity_url + ) + except: + return emailopenid_failure(request, + _("No OpenID %s found associated in our database" % identity_url)) + + if uassoc.user.username != request.user.username: + return emailopenid_failure(request, + _("The OpenID %s isn't associated to current user logged in" % + identity_url)) + + new_email = request.session.get('new_email', '') + if new_email: + user_.email = new_email + user_.save() + del request.session['new_email'] + msg = _("Email Changed.") + + redirect = "%s?msg=%s" % (reverse('user_account_settings'), + urlquote_plus(msg)) + return HttpResponseRedirect(redirect) + + +def emailopenid_failure(request, message): + logging.debug('') + redirect_to = "%s?msg=%s" % ( + reverse('user_changeemail'), urlquote_plus(message)) + return HttpResponseRedirect(redirect_to) + +@login_required +def changeopenid(request): + """ + change openid view. Allow user to change openid + associated to its username. + + url : /changeopenid/ + + template: authopenid/changeopenid.html + """ + logging.error('change openid view - never tested it yet!!!') + + extension_args = {} + openid_url = '' + has_openid = True + msg = request.GET.get('msg', '') + + user_ = request.user + + try: + uopenid = UserAssociation.objects.get(user=user_) + openid_url = uopenid.openid_url + except: + has_openid = False + + redirect_to = get_url_host(request) + reverse('user_changeopenid') + if request.POST and has_openid: + form = ChangeopenidForm(request.POST, user=user_) + if form.is_valid(): + return ask_openid(request, form.cleaned_data['openid_url'], + redirect_to, on_failure=changeopenid_failure) + elif not request.POST and has_openid: + if 'openid.mode' in request.GET: + return complete(request, changeopenid_success, + changeopenid_failure, redirect_to) + + form = ChangeopenidForm(initial={'openid_url': openid_url }, user=user_) + return render_to_response('authopenid/changeopenid.html', { + 'form': form, + 'has_openid': has_openid, + 'msg': msg + }, context_instance=RequestContext(request)) + +def changeopenid_success(request, identity_url, openid_response): + logging.error('never tested this worflow') + openid_ = from_openid_response(openid_response) + is_exist = True + try: + uassoc = UserAssociation.objects.get(openid_url__exact=identity_url) + except: + is_exist = False + + if not is_exist: + try: + uassoc = UserAssociation.objects.get( + user__username__exact=request.user.username + ) + uassoc.openid_url = identity_url + uassoc.save() + except: + uassoc = UserAssociation(user=request.user, + openid_url=identity_url) + uassoc.save() + elif uassoc.user.username != request.user.username: + return changeopenid_failure(request, + _('This OpenID is already associated with another account.')) + + request.session['openids'] = [] + request.session['openids'].append(openid_) + + msg = _("OpenID %s is now associated with your account." % identity_url) + redirect = "%s?msg=%s" % ( + reverse('user_account_settings'), + urlquote_plus(msg)) + return HttpResponseRedirect(redirect) + + +def changeopenid_failure(request, message): + logging.error('never tested this workflow') + redirect_to = "%s?msg=%s" % ( + reverse('user_changeopenid'), + urlquote_plus(message)) + return HttpResponseRedirect(redirect_to) + +@login_required +def delete(request): + """ + delete view. Allow user to delete its account. Password/openid are required to + confirm it. He should also check the confirm checkbox. + + url : /delete + + template : authopenid/delete.html + """ + logging.error('deleting account - never tested this') + + extension_args = {} + + user_ = request.user + + redirect_to = get_url_host(request) + reverse('user_delete') + if request.POST: + form = DeleteForm(request.POST, user=user_) + if form.is_valid(): + if not form.test_openid: + user_.delete() + return signout(request) + else: + return ask_openid(request, form.cleaned_data['password'], + redirect_to, on_failure=deleteopenid_failure) + elif not request.POST and 'openid.mode' in request.GET: + return complete(request, deleteopenid_success, deleteopenid_failure, + redirect_to) + + form = DeleteForm(user=user_) + + msg = request.GET.get('msg','') + return render_to_response('authopenid/delete.html', { + 'form': form, + 'msg': msg, + }, context_instance=RequestContext(request)) + +def deleteopenid_success(request, identity_url, openid_response): + logging.error('never tested this') + openid_ = from_openid_response(openid_response) + + user_ = request.user + try: + uassoc = UserAssociation.objects.get( + openid_url__exact=identity_url + ) + except: + return deleteopenid_failure(request, + _("No OpenID %s found associated in our database" % identity_url)) + + if uassoc.user.username == user_.username: + user_.delete() + return signout(request) + else: + return deleteopenid_failure(request, + _("The OpenID %s isn't associated to current user logged in" % + identity_url)) + + msg = _("Account deleted.") + redirect = reverse('index') + u"/?msg=%s" % (urlquote_plus(msg)) + return HttpResponseRedirect(redirect) + + +def deleteopenid_failure(request, message): + logging.error('never tested this') + redirect_to = "%s?msg=%s" % (reverse('user_delete'), urlquote_plus(message)) + return HttpResponseRedirect(redirect_to) + +def external_legacy_login_info(request): + logging.debug('maybe this view does not belong in this library') + feedback_url = reverse('feedback') + return render_to_response('authopenid/external_legacy_login_info.html', + {'feedback_url':feedback_url}, + context_instance=RequestContext(request)) + +def sendpw(request): + """ + send a new password to the user. It return a mail with + a new pasword and a confirm link in. To activate the + new password, the user should click on confirm link. + + url : /sendpw/ + + templates : authopenid/sendpw_email.txt, authopenid/sendpw.html + """ + logging.debug('') + if settings.USE_EXTERNAL_LEGACY_LOGIN == True: + logging.debug('delegating to view dealing with external password recovery') + return HttpResponseRedirect(reverse('user_external_legacy_login_issues')) + + msg = request.GET.get('msg','') + logging.debug('request method is %s' % request.method) + if request.method == 'POST': + form = EmailPasswordForm(request.POST) + if form.is_valid(): + logging.debug('EmailPasswordForm is valid') + new_pw = User.objects.make_random_password() + confirm_key = UserPasswordQueue.objects.get_new_confirm_key() + try: + uqueue = UserPasswordQueue.objects.get( + user=form.user_cache + ) + except: + uqueue = UserPasswordQueue( + user=form.user_cache + ) + uqueue.new_password = new_pw + uqueue.confirm_key = confirm_key + uqueue.save() + # send email + subject = _("Request for new password") + message_template = loader.get_template( + 'authopenid/sendpw_email.txt') + key_link = forum_settings.APP_URL + reverse('user_confirmchangepw') + '?key=' + confirm_key + logging.debug('emailing new password for %s' % form.user_cache.username) + message_context = Context({ + 'site_url': forum_settings.APP_URL + reverse('index'), + 'key_link': key_link, + 'username': form.user_cache.username, + 'password': new_pw, + }) + message = message_template.render(message_context) + send_mail(subject, message, settings.DEFAULT_FROM_EMAIL, + [form.user_cache.email]) + msg = _("A new password and the activation link were sent to your email address.") + else: + form = EmailPasswordForm() + + logging.debug('showing reset password form') + return render_to_response('authopenid/sendpw.html', { + 'form': form, + 'msg': msg + }, context_instance=RequestContext(request)) + +def confirmchangepw(request): + """ + view to set new password when the user click on confirm link + in its mail. Basically it check if the confirm key exist, then + replace old password with new password and remove confirm + ley from the queue. Then it redirect the user to signin + page. + + url : /sendpw/confirm/?key + + """ + logging.debug('') + confirm_key = request.GET.get('key', '') + if not confirm_key: + logging.error('someone called confirm password without a key!') + return HttpResponseRedirect(reverse('index')) + + try: + uqueue = UserPasswordQueue.objects.get( + confirm_key__exact=confirm_key + ) + except: + msg = _("Could not change password. Confirmation key '%s'\ + is not registered." % confirm_key) + logging.error(msg) + redirect = "%s?msg=%s" % ( + reverse('user_sendpw'), urlquote_plus(msg)) + return HttpResponseRedirect(redirect) + + try: + user_ = User.objects.get(id=uqueue.user.id) + except: + msg = _("Can not change password. User don't exist anymore \ + in our database.") + logging.error(msg) + redirect = "%s?msg=%s" % (reverse('user_sendpw'), + urlquote_plus(msg)) + return HttpResponseRedirect(redirect) + + user_.set_password(uqueue.new_password) + user_.save() + uqueue.delete() + msg = _("Password changed for %s. You may now sign in." % + user_.username) + logging.debug(msg) + redirect = "%s?msg=%s" % (reverse('user_signin'), + urlquote_plus(msg)) + + return HttpResponseRedirect(redirect) |