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 from portal.models              import PendingUser
  15 from portal.actions             import authority_get_pi_emails
  16
  17 # This is a rough porting from views.py
  18 # the former function-based view is now made a class
  19 # we redefine dispatch as it is simple
  20 # and coincidentally works since we do not need LoginRequiredAutoLogoutView
  21 # a second stab should redefine post and get instead
  22 # also this was not thoroughly tested either, might miss some imports
  23 # to be continued...
  24
  25 class RegistrationView (View):
  26
  27   def dispatch (self, request):
  28
  29     errors = []
  30
  31     authorities_query = Query.get('authority').filter_by('authority_hrn', 'included', ['ple.inria', 'ple.upmc']).select('name', 'authority_hrn')
  32     #authorities_query = Query.get('authority').select('authority_hrn')
  33     authorities = execute_query(request, authorities_query)
  34
  35     if request.method == 'POST':
  36         # We shall use a form here
  37
  38         #get_email = PendingUser.objects.get(email)
  39         reg_fname = request.POST.get('firstname', '')
  40         reg_lname = request.POST.get('lastname', '')
  41         #reg_aff = request.POST.get('affiliation','')
  42         reg_auth = request.POST.get('authority_hrn', '')
  43         reg_email = request.POST.get('email','').lower()
  44
  45         #POST value validation
  46         if (re.search(r'^[\w+\s.@+-]+$', reg_fname)==None):
  47             errors.append('First Name may contain only letters, numbers, spaces and @/./+/-/_ characters.')
  48             #return HttpResponse("Only Letters, Numbers, - and _ allowd in First Name")
  49             #return render(request, 'registration_view.html')
  50         if (re.search(r'^[\w+\s.@+-]+$', reg_lname) == None):
  51             errors.append('Last Name may contain only letters, numbers, spaces and @/./+/-/_ characters.')
  52             #return HttpResponse("Only Letters, Numbers, - and _ is allowed in Last name")
  53             #return render(request, 'registration_view.html')
  54 #        if (re.search(r'^[\w+\s.@+-]+$', reg_aff) == None):
  55 #            errors.append('Affiliation may contain only letters, numbers, spaces and @/./+/-/_ characters.')
  56             #return HttpResponse("Only Letters, Numbers and _ is allowed in Affiliation")
  57             #return render(request, 'registration_view.html')
  58         # XXX validate authority hrn !!
  59         if PendingUser.objects.filter(email__iexact=reg_email):
  60             errors.append('Email already registered.Please provide a new email address.')
  61             #return HttpResponse("Email Already exists")
  62             #return render(request, 'registration_view.html')
  63         if 'generate' in request.POST['question']:
  64             # Generate public and private keys using SFA Library
  65             from sfa.trust.certificate  import Keypair
  66             k = Keypair(create=True)
  67             public_key = k.get_pubkey_string()
  68             private_key = k.as_pem()
  69             private_key = ''.join(private_key.split())
  70             public_key = "ssh-rsa " + public_key
  71             # Saving to DB
  72             keypair = '{"user_public_key":"'+ public_key + '", "user_private_key":"'+ private_key + '"}'
  73 #            keypair = re.sub("\r", "", keypair)
  74 #            keypair = re.sub("\n", "\\n", keypair)
  75 #            #keypair = keypair.rstrip('\r\n')
  76 #            keypair = ''.join(keypair.split())
  77         else:
  78             up_file = request.FILES['user_public_key']
  79             file_content =  up_file.read()
  80             file_name = up_file.name
  81             file_extension = os.path.splitext(file_name)[1]
  82             allowed_extension =  ['.pub','.txt']
  83             if file_extension in allowed_extension and re.search(r'ssh-rsa',file_content):
  84                 keypair = '{"user_public_key":"'+ file_content +'"}'
  85                 keypair = re.sub("\r", "", keypair)
  86                 keypair = re.sub("\n", "\\n",keypair)
  87                 keypair = ''.join(keypair.split())
  88             else:
  89                 errors.append('Please upload a valid RSA public key [.txt or .pub].')
  90
  91         #b = PendingUser(first_name=reg_fname, last_name=reg_lname, affiliation=reg_aff,
  92         #                email=reg_email, password=request.POST['password'], keypair=keypair)
  93         #b.save()
  94         if not errors:
  95             b = PendingUser(
  96                 first_name=reg_fname,
  97                 last_name=reg_lname,
  98                 #affiliation=reg_aff,
  99                 authority_hrn=reg_auth,
 100                 email=reg_email,
 101                 password=request.POST['password'],
 102                 keypair=keypair
 103             )
 104             b.save()
 105
 106             # Send email
 107             ctx = {
 108                 'first_name'   : reg_fname,
 109                 'last_name'    : reg_lname,
 110                 'authority_hrn': reg_auth,
 111                 'email'        : reg_email,
 112                 'keypair'      : keypair,
 113                 'cc_myself'    : True # form.cleaned_data['cc_myself']
 114             }
 115
 116             recipients = authority_get_pi_emails(request,reg_auth)
 117             if ctx['cc_myself']:
 118                 recipients.append(ctx['email'])
 119
 120             msg = render_to_string('user_request_email.txt', ctx)
 121             send_mail("Onelab New User request for %s submitted"%reg_email, msg, reg_email, recipients)
 122
 123             return render(request, 'user_register_complete.html')
 124
 125     return render(request, 'registration_view.html',{
 126         'topmenu_items': topmenu_items('Register', request),
 127         'errors': errors,
 128         'firstname': request.POST.get('firstname', ''),
 129         'lastname': request.POST.get('lastname', ''),
 130         #'affiliation': request.POST.get('affiliation', ''),
 131         'authority_hrn': request.POST.get('authority_hrn', ''),
 132         'email': request.POST.get('email', ''),
 133         'password': request.POST.get('password', ''),
 134         'authorities': authorities,
 135     })