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37 from smtplib import SMTPException
38 from urllib import quote
39 from functools import wraps
41 from django.core.mail import send_mail
42 from django.http import HttpResponse
43 from django.shortcuts import redirect
44 from django.template.loader import render_to_string
45 from django.utils.translation import ugettext as _
46 from django.core.urlresolvers import reverse
47 from django.contrib.auth.decorators import login_required
48 from django.contrib import messages
49 from django.db import transaction
50 from django.contrib.auth import logout as auth_logout
51 from django.utils.http import urlencode
52 from django.http import HttpResponseRedirect
54 from astakos.im.models import AstakosUser, Invitation
55 from astakos.im.backends import get_backend
56 from astakos.im.util import get_context, prepare_response, set_cookie
57 from astakos.im.forms import *
58 from astakos.im.settings import DEFAULT_CONTACT_EMAIL, DEFAULT_FROM_EMAIL, COOKIE_NAME, COOKIE_DOMAIN, IM_MODULES, SITENAME, BASEURL
59 from astakos.im.functions import invite as invite_func
61 logger = logging.getLogger(__name__)
63 def render_response(template, tab=None, status=200, reset_cookie=False, context_instance=None, **kwargs):
65 Calls ``django.template.loader.render_to_string`` with an additional ``tab``
66 keyword argument and returns an ``django.http.HttpResponse`` with the
70 tab = template.partition('_')[0].partition('.html')[0]
71 kwargs.setdefault('tab', tab)
72 html = render_to_string(template, kwargs, context_instance=context_instance)
73 response = HttpResponse(html, status=status)
75 set_cookie(response, context_instance['request'].user)
79 def requires_anonymous(func):
81 Decorator checkes whether the request.user is Anonymous and in that case
82 redirects to `logout`.
85 def wrapper(request, *args):
86 if not request.user.is_anonymous():
87 next = urlencode({'next': request.build_absolute_uri()})
88 login_uri = reverse(logout) + '?' + next
89 return HttpResponseRedirect(login_uri)
90 return func(request, *args)
93 def index(request, login_template_name='im/login.html', profile_template_name='im/profile.html', extra_context={}):
95 If there is logged on user renders the profile page otherwise renders login page.
99 ``login_template_name``
100 A custom login template to use. This is optional; if not specified,
101 this will default to ``im/login.html``.
103 ``profile_template_name``
104 A custom profile template to use. This is optional; if not specified,
105 this will default to ``im/profile.html``.
108 An dictionary of variables to add to the template context.
112 im/profile.html or im/login.html or ``template_name`` keyword argument.
115 template_name = login_template_name
116 formclass = 'LoginForm'
118 if request.user.is_authenticated():
119 template_name = profile_template_name
120 formclass = 'ProfileForm'
121 kwargs.update({'instance':request.user})
122 return render_response(template_name,
123 form = globals()[formclass](**kwargs),
124 context_instance = get_context(request, extra_context))
127 @transaction.commit_manually
128 def invite(request, template_name='im/invitations.html', extra_context={}):
130 Allows a user to invite somebody else.
132 In case of GET request renders a form for providing the invitee information.
133 In case of POST checks whether the user has not run out of invitations and then
134 sends an invitation email to singup to the service.
136 The view uses commit_manually decorator in order to ensure the number of the
137 user invitations is going to be updated only if the email has been successfully sent.
139 If the user isn't logged in, redirects to settings.LOGIN_URL.
144 A custom template to use. This is optional; if not specified,
145 this will default to ``im/invitations.html``.
148 An dictionary of variables to add to the template context.
152 im/invitations.html or ``template_name`` keyword argument.
156 The view expectes the following settings are defined:
158 * LOGIN_URL: login uri
159 * ASTAKOS_DEFAULT_CONTACT_EMAIL: service support email
160 * ASTAKOS_DEFAULT_FROM_EMAIL: from email
164 inviter = AstakosUser.objects.get(username = request.user.username)
166 if request.method == 'POST':
167 username = request.POST.get('uniq')
168 realname = request.POST.get('realname')
170 if inviter.invitations > 0:
172 invite_func(inviter, username, realname)
173 status = messages.SUCCESS
174 message = _('Invitation sent to %s' % username)
176 except (SMTPException, socket.error) as e:
177 status = messages.ERROR
178 message = getattr(e, 'strerror', '')
179 transaction.rollback()
181 status = messages.ERROR
182 message = _('No invitations left')
183 messages.add_message(request, status, message)
185 sent = [{'email': inv.username,
186 'realname': inv.realname,
187 'is_consumed': inv.is_consumed}
188 for inv in inviter.invitations_sent.all()]
189 kwargs = {'inviter': inviter,
191 context = get_context(request, extra_context, **kwargs)
192 return render_response(template_name,
193 context_instance = context)
196 def edit_profile(request, template_name='im/profile.html', extra_context={}):
198 Allows a user to edit his/her profile.
200 In case of GET request renders a form for displaying the user information.
201 In case of POST updates the user informantion and redirects to ``next``
202 url parameter if exists.
204 If the user isn't logged in, redirects to settings.LOGIN_URL.
209 A custom template to use. This is optional; if not specified,
210 this will default to ``im/profile.html``.
213 An dictionary of variables to add to the template context.
217 im/profile.html or ``template_name`` keyword argument.
221 The view expectes the following settings are defined:
223 * LOGIN_URL: login uri
225 form = ProfileForm(instance=request.user)
226 extra_context['next'] = request.GET.get('next')
228 if request.method == 'POST':
229 form = ProfileForm(request.POST, instance=request.user)
232 prev_token = request.user.auth_token
234 reset_cookie = user.auth_token != prev_token
235 form = ProfileForm(instance=user)
236 next = request.POST.get('next')
238 return redirect(next)
239 msg = _('Profile has been updated successfully')
240 messages.add_message(request, messages.SUCCESS, msg)
241 except ValueError, ve:
242 messages.add_message(request, messages.ERROR, ve)
243 return render_response(template_name,
244 reset_cookie = reset_cookie,
246 context_instance = get_context(request,
250 def signup(request, on_failure='im/signup.html', on_success='im/signup_complete.html', extra_context={}, backend=None):
252 Allows a user to create a local account.
254 In case of GET request renders a form for providing the user information.
255 In case of POST handles the signup.
257 The user activation will be delegated to the backend specified by the ``backend`` keyword argument
258 if present, otherwise to the ``astakos.im.backends.InvitationBackend``
259 if settings.ASTAKOS_INVITATIONS_ENABLED is True or ``astakos.im.backends.SimpleBackend`` if not
262 Upon successful user creation if ``next`` url parameter is present the user is redirected there
263 otherwise renders the same page with a success message.
265 On unsuccessful creation, renders the same page with an error message.
270 A custom template to render in case of failure. This is optional;
271 if not specified, this will default to ``im/signup.html``.
275 A custom template to render in case of success. This is optional;
276 if not specified, this will default to ``im/signup_complete.html``.
279 An dictionary of variables to add to the template context.
283 im/signup.html or ``on_failure`` keyword argument.
284 im/signup_complete.html or ``on_success`` keyword argument.
288 backend = get_backend(request)
289 for provider in IM_MODULES:
290 extra_context['%s_form' % provider] = backend.get_signup_form(provider)
291 if request.method == 'POST':
292 provider = request.POST.get('provider')
293 next = request.POST.get('next', '')
294 form = extra_context['%s_form' % provider]
296 if provider != 'local':
297 url = reverse('astakos.im.target.%s.login' % provider)
298 url = '%s?email=%s&next=%s' % (url, form.data['email'], next)
299 if backend.invitation:
300 url = '%s&code=%s' % (url, backend.invitation.code)
303 status, message, user = backend.signup(form)
304 if user and user.is_active:
305 return prepare_response(request, user, next=next)
306 messages.add_message(request, status, message)
307 return render_response(on_success,
308 context_instance=get_context(request, extra_context))
309 except (Invitation.DoesNotExist, ValueError), e:
310 messages.add_message(request, messages.ERROR, e)
311 for provider in IM_MODULES:
312 main = provider.capitalize() if provider == 'local' else 'ThirdParty'
313 formclass = '%sUserCreationForm' % main
314 extra_context['%s_form' % provider] = globals()[formclass]()
315 return render_response(on_failure,
316 context_instance=get_context(request, extra_context))
319 def send_feedback(request, template_name='im/feedback.html', email_template_name='im/feedback_mail.txt', extra_context={}):
321 Allows a user to send feedback.
323 In case of GET request renders a form for providing the feedback information.
324 In case of POST sends an email to support team.
326 If the user isn't logged in, redirects to settings.LOGIN_URL.
331 A custom template to use. This is optional; if not specified,
332 this will default to ``im/feedback.html``.
335 An dictionary of variables to add to the template context.
339 im/signup.html or ``template_name`` keyword argument.
343 * LOGIN_URL: login uri
344 * ASTAKOS_DEFAULT_CONTACT_EMAIL: List of feedback recipients
346 if request.method == 'GET':
347 form = FeedbackForm()
348 if request.method == 'POST':
350 return HttpResponse('Unauthorized', status=401)
352 form = FeedbackForm(request.POST)
354 subject = _("Feedback from %s" % SITENAME)
355 from_email = request.user.email
356 recipient_list = [DEFAULT_CONTACT_EMAIL]
357 content = render_to_string(email_template_name, {
358 'message': form.cleaned_data['feedback_msg'],
359 'data': form.cleaned_data['feedback_data'],
363 send_mail(subject, content, from_email, recipient_list)
364 message = _('Feedback successfully sent')
365 status = messages.SUCCESS
366 except (SMTPException, socket.error) as e:
367 status = messages.ERROR
368 message = getattr(e, 'strerror', '')
369 messages.add_message(request, status, message)
370 return render_response(template_name,
372 context_instance = get_context(request, extra_context))
374 def logout(request, template='registration/logged_out.html', extra_context={}):
376 Wraps `django.contrib.auth.logout` and delete the cookie.
379 response = HttpResponse()
380 response.delete_cookie(COOKIE_NAME, path='/', domain=COOKIE_DOMAIN)
381 next = request.GET.get('next')
383 response['Location'] = next
384 response.status_code = 302
386 context = get_context(request, extra_context)
387 response.write(render_to_string(template, context_instance=context))
390 def activate(request):
392 Activates the user identified by the ``auth`` request parameter
394 token = request.GET.get('auth')
395 next = request.GET.get('next')
397 user = AstakosUser.objects.get(auth_token=token)
398 except AstakosUser.DoesNotExist:
399 return HttpResponseBadRequest('No such user')
401 user.is_active = True
403 return prepare_response(request, user, next, renew=True)