<s> from google . appengine . ext import db <EOL> from django . shortcuts import render_to_response <EOL> from django . template import RequestContext <EOL> from django . http import HttpResponseRedirect <EOL> from django import newforms as forms <EOL> from django_ae_utils . auth . models import User , UserForm <EOL> def register ( request , template = None , next_url = None ) : <EOL> action_url = '<STR_LIT:.>' <EOL> try : <EOL> if request . REQUEST [ '<STR_LIT>' ] : <EOL> next_url = request . REQUEST [ '<STR_LIT>' ] <EOL> action_url = '<STR_LIT>' % ( action_url , next_url ) <EOL> except : <EOL> pass <EOL> if '<STR_LIT:user>' in request . session . keys ( ) : <EOL> if next_url : <EOL> return HttpResponseRedirect ( next_url ) <EOL> else : <EOL> return HttpResponseRedirect ( '<STR_LIT:/>' ) <EOL> if request . method == "<STR_LIT:POST>" : <EOL> form = UserForm ( request . POST ) <EOL> if form . is_valid ( ) : <EOL> user = form . save ( commit = False ) <EOL> clear_password = user . password <EOL> user . set_password ( clear_password ) <EOL> user . put ( ) <EOL> user . login ( email = user . email , password = clear_password , request = request ) <EOL> if next_url : <EOL> return HttpResponseRedirect ( next_url ) <EOL> else : <EOL> return HttpResponseRedirect ( '<STR_LIT:/>' ) <EOL> else : <EOL> form = UserForm ( ) <EOL> c = RequestContext ( request , { <EOL> '<STR_LIT>' : form , <EOL> '<STR_LIT>' : action_url , <EOL> } ) <EOL> if template is None : <EOL> template = '<STR_LIT>' <EOL> return render_to_response ( template , c ) <EOL> class LoginForm ( forms . Form ) : <EOL> email = forms . EmailField ( max_length = <NUM_LIT:100> ) <EOL> password = forms . CharField ( max_length = <NUM_LIT:100> , widget = forms . PasswordInput ) <EOL> def login ( request , template = None , next_url = None ) : <EOL> feedback = '<STR_LIT>' <EOL> action_url = '<STR_LIT:.>' <EOL> if '<STR_LIT:user>' in request . session . keys ( ) : <EOL> if next_url : <EOL> return HttpResponseRedirect ( next_url ) <EOL> else : <EOL> return HttpResponseRedirect ( '<STR_LIT:/>' ) <EOL> try : <EOL> if request . REQUEST [ '<STR_LIT>' ] : <EOL> next_url = request . REQUEST [ '<STR_LIT>' ] <EOL> action_url = '<STR_LIT>' % ( action_url , next_url ) <EOL> except : <EOL> pass <EOL> if request . method == "<STR_LIT:POST>" : <EOL> form = LoginForm ( request . POST ) <EOL> if form . is_valid ( ) : <EOL> email = form . cleaned_data [ '<STR_LIT:email>' ] <EOL> password = form . cleaned_data [ '<STR_LIT:password>' ] <EOL> query = db . Query ( User ) <EOL> user = query . filter ( '<STR_LIT>' , email ) . get ( ) <EOL> if user : <EOL> success = user . login ( email = email , password = password , request = request ) <EOL> if success : <EOL> if next_url is not None : <EOL> return HttpResponseRedirect ( next_url ) <EOL> else : <EOL> return HttpResponseRedirect ( '<STR_LIT:/>' ) <EOL> else : <EOL> feedback = "<STR_LIT>" <EOL> else : <EOL> feedback = "<STR_LIT>" <EOL> else : <EOL> form = LoginForm ( ) <EOL> c = RequestContext ( request , { <EOL> '<STR_LIT>' : form , <EOL> '<STR_LIT>' : feedback , <EOL> '<STR_LIT>' : action_url , <EOL> } ) <EOL> if template is None : <EOL> template = '<STR_LIT>' <EOL> return render_to_response ( template , c ) <EOL> def logout ( request , next_url = None ) : <EOL> try : <EOL> request . GET [ '<STR_LIT>' ] <EOL> next_url = request . GET [ '<STR_LIT>' ] <EOL> except Exception : <EOL> pass <EOL> if '<STR_LIT:user>' in request . session . keys ( ) : <EOL> del request . session [ '<STR_LIT:user>' ] <EOL> if next_url : <EOL> return HttpResponseRedirect ( next_url ) <EOL> else : <EOL> return HttpResponseRedirect ( '<STR_LIT:/>' ) </s>
