portal/registrationview.py

   1 import os.path, re
   2
   3 from django.core.mail            import send_mail
   4
   5 from django.views.generic       import View
   6 from django.template.loader     import render_to_string
   7 from django.shortcuts           import render
   8
   9 from myslice.viewutils          import topmenu_items
  10
  11 from manifold.manifoldapi       import execute_query
  12 from manifold.core.query        import Query
  13
  14 # This is a rough porting from views.py
  15 # the former function-based view is now made a class
  16 # we redefine dispatch as it is simple
  17 # and coincidentally works since we do not need LoginRequiredAutoLogoutView
  18 # a second stab should redefine post and get instead
  19 # also this was not thoroughly tested either, might miss some imports
  20 # to be continued...
  21
  22 class RegistrationView (View):
  23
  24   def dispatch (self, request):
  25
  26     errors = []
  27
  28     authorities_query = Query.get('authority').filter_by('authority_hrn', 'included', ['ple.inria', 'ple.upmc']).select('name', 'authority_hrn')
  29     #authorities_query = Query.get('authority').select('authority_hrn')
  30     authorities = execute_query(request, authorities_query)
  31
  32     if request.method == 'POST':
  33         # We shall use a form here
  34
  35         #get_email = PendingUser.objects.get(email)
  36         reg_fname = request.POST.get('firstname', '')
  37         reg_lname = request.POST.get('lastname', '')
  38         #reg_aff = request.POST.get('affiliation','')
  39         reg_auth = request.POST.get('authority_hrn', '')
  40         reg_email = request.POST.get('email','').lower()
  41
  42         #POST value validation
  43         if (re.search(r'^[\w+\s.@+-]+$', reg_fname)==None):
  44             errors.append('First Name may contain only letters, numbers, spaces and @/./+/-/_ characters.')
  45             #return HttpResponse("Only Letters, Numbers, - and _ allowd in First Name")
  46             #return render(request, 'registration_view.html')
  47         if (re.search(r'^[\w+\s.@+-]+$', reg_lname) == None):
  48             errors.append('Last Name may contain only letters, numbers, spaces and @/./+/-/_ characters.')
  49             #return HttpResponse("Only Letters, Numbers, - and _ is allowed in Last name")
  50             #return render(request, 'registration_view.html')
  51 #        if (re.search(r'^[\w+\s.@+-]+$', reg_aff) == None):
  52 #            errors.append('Affiliation may contain only letters, numbers, spaces and @/./+/-/_ characters.')
  53             #return HttpResponse("Only Letters, Numbers and _ is allowed in Affiliation")
  54             #return render(request, 'registration_view.html')
  55         # XXX validate authority hrn !!
  56         if PendingUser.objects.filter(email__iexact=reg_email):
  57             errors.append('Email already registered.Please provide a new email address.')
  58             #return HttpResponse("Email Already exists")
  59             #return render(request, 'registration_view.html')
  60         if 'generate' in request.POST['question']:
  61             # Generate public and private keys using SFA Library
  62             from sfa.trust.certificate  import Keypair
  63             k = Keypair(create=True)
  64             public_key = k.get_pubkey_string()
  65             private_key = k.as_pem()
  66             private_key = ''.join(private_key.split())
  67             public_key = "ssh-rsa " + public_key
  68             # Saving to DB
  69             keypair = '{"user_public_key":"'+ public_key + '", "user_private_key":"'+ private_key + '"}'
  70 #            keypair = re.sub("\r", "", keypair)
  71 #            keypair = re.sub("\n", "\\n", keypair)
  72 #            #keypair = keypair.rstrip('\r\n')
  73 #            keypair = ''.join(keypair.split())
  74         else:
  75             up_file = request.FILES['user_public_key']
  76             file_content =  up_file.read()
  77             file_name = up_file.name
  78             file_extension = os.path.splitext(file_name)[1]
  79             allowed_extension =  ['.pub','.txt']
  80             if file_extension in allowed_extension and re.search(r'ssh-rsa',file_content):
  81                 keypair = '{"user_public_key":"'+ file_content +'"}'
  82                 keypair = re.sub("\r", "", keypair)
  83                 keypair = re.sub("\n", "\\n",keypair)
  84                 keypair = ''.join(keypair.split())
  85             else:
  86                 errors.append('Please upload a valid RSA public key [.txt or .pub].')
  87
  88         #b = PendingUser(first_name=reg_fname, last_name=reg_lname, affiliation=reg_aff,
  89         #                email=reg_email, password=request.POST['password'], keypair=keypair)
  90         #b.save()
  91         if not errors:
  92             b = PendingUser(
  93                 first_name=reg_fname,
  94                 last_name=reg_lname,
  95                 #affiliation=reg_aff,
  96                 authority_hrn=reg_auth,
  97                 email=reg_email,
  98                 password=request.POST['password'],
  99                 keypair=keypair
 100             )
 101             b.save()
 102
 103             # Send email
 104             ctx = {
 105                 first_name   : reg_fname,
 106                 last_name    : reg_lname,
 107                 #affiliation  : reg_aff,
 108                 authority_hrn: reg_auth,
 109                 email        : reg_email,
 110                 keypair      : keypair,
 111                 cc_myself    : True # form.cleaned_data['cc_myself']
 112             }
 113
 114             recipients = authority_get_pi_emails(authority_hrn)
 115             if ctx['cc_myself']:
 116                 recipients.append(ctx['email'])
 117
 118             msg = render_to_string('user_request_email.txt', ctx)
 119             send_mail("Onelab New User request for %s submitted"%email, msg, email, recipients)
 120
 121             return render(request, 'user_register_complete.html')
 122
 123     return render(request, 'registration_view.html',{
 124         'topmenu_items': topmenu_items('Register', request),
 125         'errors': errors,
 126         'firstname': request.POST.get('firstname', ''),
 127         'lastname': request.POST.get('lastname', ''),
 128         #'affiliation': request.POST.get('affiliation', ''),
 129         'authority_hrn': request.POST.get('authority_hrn', ''),
 130         'email': request.POST.get('email', ''),
 131         'password': request.POST.get('password', ''),
 132         'authorities': authorities
 133     })