Source Code for Module django.contrib.auth.views

  1  from django.contrib.auth.forms import AuthenticationForm 
  2  from django.contrib.auth.forms import PasswordResetForm, PasswordChangeForm 
  3  from django import oldforms 
  4  from django.shortcuts import render_to_response 
  5  from django.template import RequestContext 
  6  from django.contrib.sites.models import Site, RequestSite 
  7  from django.http import HttpResponseRedirect 
  8  from django.contrib.auth.decorators import login_required 
  9  from django.contrib.auth import REDIRECT_FIELD_NAME 
 10  from django.utils.translation import ugettext as _ 
 11   
 12 -def login(request, template_name='registration/login.html', redirect_field_name=REDIRECT_FIELD_NAME): 
 13      "Displays the login form and handles the login action." 
 14      manipulator = AuthenticationForm(request) 
 15      redirect_to = request.REQUEST.get(redirect_field_name, '') 
 16      if request.POST: 
 17          errors = manipulator.get_validation_errors(request.POST) 
 18          if not errors: 
 19              # Light security check -- make sure redirect_to isn't garbage. 
 20              if not redirect_to or '//' in redirect_to or ' ' in redirect_to: 
 21                  from django.conf import settings 
 22                  redirect_to = settings.LOGIN_REDIRECT_URL 
 23              from django.contrib.auth import login 
 24              login(request, manipulator.get_user()) 
 25              request.session.delete_test_cookie() 
 26              return HttpResponseRedirect(redirect_to) 
 27      else: 
 28          errors = {} 
 29      request.session.set_test_cookie() 
 30   
 31      if Site._meta.installed: 
 32          current_site = Site.objects.get_current() 
 33      else: 
 34          current_site = RequestSite(request) 
 35   
 36      return render_to_response(template_name, { 
 37          'form': oldforms.FormWrapper(manipulator, request.POST, errors), 
 38          redirect_field_name: redirect_to, 
 39          'site_name': current_site.name, 
 40      }, context_instance=RequestContext(request)) 
 41   
 42 -def logout(request, next_page=None, template_name='registration/logged_out.html'): 
 43      "Logs out the user and displays 'You are logged out' message." 
 44      from django.contrib.auth import logout 
 45      logout(request) 
 46      if next_page is None: 
 47          return render_to_response(template_name, {'title': _('Logged out')}, context_instance=RequestContext(request)) 
 48      else: 
 49          # Redirect to this page until the session has been cleared. 
 50          return HttpResponseRedirect(next_page or request.path) 
 51   
 52 -def logout_then_login(request, login_url=None): 
 53      "Logs out the user if he is logged in. Then redirects to the log-in page." 
 54      if not login_url: 
 55          from django.conf import settings 
 56          login_url = settings.LOGIN_URL 
 57      return logout(request, login_url) 
 58   
 59 -def redirect_to_login(next, login_url=None, redirect_field_name=REDIRECT_FIELD_NAME): 
 60      "Redirects the user to the login page, passing the given 'next' page" 
 61      if not login_url: 
 62          from django.conf import settings 
 63          login_url = settings.LOGIN_URL 
 64      return HttpResponseRedirect('%s?%s=%s' % (login_url, redirect_field_name, next)) 
 65   
 66 -def password_reset(request, is_admin_site=False, template_name='registration/password_reset_form.html', 
 67          email_template_name='registration/password_reset_email.html'): 
 68      new_data, errors = {}, {} 
 69      form = PasswordResetForm() 
 70      if request.POST: 
 71          new_data = request.POST.copy() 
 72          errors = form.get_validation_errors(new_data) 
 73          if not errors: 
 74              if is_admin_site: 
 75                  form.save(domain_override=request.META['HTTP_HOST']) 
 76              else: 
 77                  form.save(email_template_name=email_template_name) 
 78              return HttpResponseRedirect('%sdone/' % request.path) 
 79      return render_to_response(template_name, {'form': oldforms.FormWrapper(form, new_data, errors)}, 
 80          context_instance=RequestContext(request)) 
 81   
 82 -def password_reset_done(request, template_name='registration/password_reset_done.html'): 
 83      return render_to_response(template_name, context_instance=RequestContext(request)) 
 84   
 85 -def password_change(request, template_name='registration/password_change_form.html'): 
 86      new_data, errors = {}, {} 
 87      form = PasswordChangeForm(request.user) 
 88      if request.POST: 
 89          new_data = request.POST.copy() 
 90          errors = form.get_validation_errors(new_data) 
 91          if not errors: 
 92              form.save(new_data) 
 93              return HttpResponseRedirect('%sdone/' % request.path) 
 94      return render_to_response(template_name, {'form': oldforms.FormWrapper(form, new_data, errors)}, 
 95          context_instance=RequestContext(request)) 
 96  password_change = login_required(password_change) 
 97   
 98 -def password_change_done(request, template_name='registration/password_change_done.html'): 
 99      return render_to_response(template_name, context_instance=RequestContext(request)) 
100