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