Merge branch 'jordan' of ssh://git.onelab.eu/git/myslice into jordan
[myslice.git] / portal / views.py
index 0a27fae..60e149c 100644 (file)
@@ -5,6 +5,7 @@
 #
 # Authors:
 #   Jordan AugĂ© <jordan.auge@lip6.fr>
+#   Mohammed Yasin Rahman <mohammed-yasin.rahman@lip6.fr>
 # Copyright 2013, UPMC Sorbonne UniversitĂ©s / LIP6
 #
 # This program is free software; you can redistribute it and/or modify it under
 # this program; see the file COPYING.  If not, write to the Free Software
 # Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
-from django.conf                import settings
-from django.contrib.sites.models import RequestSite
-from django.contrib.sites.models import Site
+from django.conf                 import settings
+from django.contrib.sites.models import Site, RequestSite
+from django.contrib              import messages
+from django.views.generic        import View
+from django.views.generic.base   import TemplateView
+from django.shortcuts            import render
 
-from django.shortcuts           import render
-from portal.forms               import UserRegisterForm, SliceRequestForm
-from portal.util                import RegistrationView, ActivationView
-from portal.models              import PendingUser, PendingSlice
-from portal                     import signals
+from plugins.lists.simplelist    import SimpleList
+from plugins.hazelnut            import Hazelnut
+from plugins.pres_view           import PresView
+from portal.event import Event
+import json
 
-class UserRegisterView(RegistrationView):
-    """
-    A registration backend which follows a simple workflow:
+from portal                      import signals
+from portal.forms                import SliceRequestForm, ContactForm
+from portal.util                 import RegistrationView, ActivationView
+from portal.models               import PendingUser, PendingSlice
+from manifold.core.query         import Query
+from unfold.page                 import Page
+from myslice.viewutils           import topmenu_items, the_user
+from django.http                 import HttpResponseRedirect, HttpResponse
 
-    1. User signs up, inactive account is created.
+from M2Crypto                    import Rand, RSA, BIO
+import os, re
 
-    2. Email is sent to user with activation link.
+class DashboardView(TemplateView):
+    template_name = "dashboard.html"
 
-    3. User clicks activation link, account is now active.
+    def get_context_data(self, **kwargs):
+        # We might have slices on different registries with different user accounts 
+        # We note that this portal could be specific to a given registry, to which we register users, but i'm not sure that simplifies things
+        # Different registries mean different identities, unless we identify via SFA HRN or have associated the user email to a single hrn
 
-    Using this backend requires that
+        #messages.info(self.request, 'You have logged in')
+        page = Page(self.request)
 
-    * ``registration`` be listed in the ``INSTALLED_APPS`` setting
-      (since this backend makes use of models defined in this
-      application).
+        # Slow...
+        #slice_query = Query().get('slice').filter_by('user.user_hrn', 'contains', user_hrn).select('slice_hrn')
+        slice_query = Query().get('user').filter_by('user_hrn', '==', '$user_hrn').select('user_hrn', 'slice.slice_hrn')
+        auth_query  = Query().get('network').select('network_hrn')
+        page.enqueue_query(slice_query)
+        page.enqueue_query(auth_query)
 
-    * The setting ``ACCOUNT_ACTIVATION_DAYS`` be supplied, specifying
-      (as an integer) the number of days from registration during
-      which a user may activate their account (after that period
-      expires, activation will be disallowed).
+        page.expose_js_metadata()
+        page.expose_queries()
 
-    * The creation of the templates
-      ``registration/activation_email_subject.txt`` and
-      ``registration/activation_email.txt``, which will be used for
-      the activation email. See the notes for this backends
-      ``register`` method for details regarding these templates.
+        slicelist = SimpleList(
+            title = None,
+            page  = page,
+            key   = 'slice.slice_hrn',
+            query = slice_query,
+        )
+         
+        authlist = SimpleList(
+            title = None,
+            page  = page,
+            key   = 'network_hrn',
+            query = auth_query,
+        )
 
-    Additionally, registration can be temporarily closed by adding the
-    setting ``REGISTRATION_OPEN`` and setting it to
-    ``False``. Omitting this setting, or setting it to ``True``, will
-    be interpreted as meaning that registration is currently open and
-    permitted.
-
-    Internally, this is accomplished via storing an activation key in
-    an instance of ``registration.models.RegistrationProfile``. See
-    that model and its custom manager for full documentation of its
-    fields and supported operations.
-    
-    """
-    form_class = UserRegisterForm
-    
-    def register(self, request, **cleaned_data):
-        """
-        Given a username, email address and password, register a new
-        user account, which will initially be inactive.
-
-        Along with the new ``User`` object, a new
-        ``registration.models.RegistrationProfile`` will be created,
-        tied to that ``User``, containing the activation key which
-        will be used for this account.
-
-        An email will be sent to the supplied email address; this
-        email should contain an activation link. The email will be
-        rendered using two templates. See the documentation for
-        ``RegistrationProfile.send_activation_email()`` for
-        information about these templates and the contexts provided to
-        them.
-
-        After the ``User`` and ``RegistrationProfile`` are created and
-        the activation email is sent, the signal
-        ``registration.signals.user_registered`` will be sent, with
-        the new ``User`` as the keyword argument ``user`` and the
-        class of this backend as the sender.
-
-        """
-        first_name = cleaned_data['first_name']
-        last_name  = cleaned_data['last_name']
-        email      = cleaned_data['email']
-        password   = cleaned_data['password1']
-        #password2  = cleaned_data['password2']
-        keypair    = cleaned_data['keypair']
-
-        #if Site._meta.installed:
-        #    site = Site.objects.get_current()
-        #else:
-        #    site = RequestSite(request) 
-        site = None
-
-        new_user = PendingUser.objects.create_inactive_user(first_name, last_name, email, password, site)
-        signals.user_registered.send(sender=self.__class__,
-                                     user=new_user,
-                                     request=request)
-        return new_user
-
-    def registration_allowed(self, request):
-        """
-        Indicate whether account registration is currently permitted,
-        based on the value of the setting ``REGISTRATION_OPEN``. This
-        is determined as follows:
-
-        * If ``REGISTRATION_OPEN`` is not specified in settings, or is
-          set to ``True``, registration is permitted.
-
-        * If ``REGISTRATION_OPEN`` is both specified and set to
-          ``False``, registration is not permitted.
-        
-        """
-        return getattr(settings, 'REGISTRATION_OPEN', True)
-
-    def get_success_url(self, request, user):
-        """
-        Return the name of the URL to redirect to after successful
-        user registration.
-        
-        """
-        return ('registration_complete', (), {})
+        context = super(DashboardView, self).get_context_data(**kwargs)
+        context['person']   = self.request.user
+        context['networks'] = authlist.render(self.request) 
+        context['slices']   = slicelist.render(self.request)
 
+        # XXX This is repeated in all pages
+        # more general variables expected in the template
+        context['title'] = 'Test view that combines various plugins'
+        # the menu items on the top
+        context['topmenu_items'] = topmenu_items('Dashboard', self.request) 
+        # so we can sho who is logged
+        context['username'] = the_user(self.request) 
 
-class UserValidateView(ActivationView):
-    def activate(self, request, activation_key):
-        """
-        Given an an activation key, look up and activate the user
-        account corresponding to that key (if possible).
-
-        After successful activation, the signal
-        ``registration.signals.user_activated`` will be sent, with the
-        newly activated ``User`` as the keyword argument ``user`` and
-        the class of this backend as the sender.
-        
-        """
-        activated_user = RegistrationProfile.objects.activate_user(activation_key)
-        if activated_user:
-            signals.user_activated.send(sender=self.__class__,
-                                        user=activated_user,
-                                        request=request)
-        return activated_user
-
-    def get_success_url(self, request, user):
-        return ('registration_activation_complete', (), {})
+        context.update(page.prelude_env())
 
+        return context
 
+# DEPRECATED #class UserRegisterView(RegistrationView):
+# DEPRECATED #    """
+# DEPRECATED #    A registration backend which follows a simple workflow:
+# DEPRECATED #
+# DEPRECATED #    1. User signs up, inactive account is created.
+# DEPRECATED #
+# DEPRECATED #    2. Email is sent to user with activation link.
+# DEPRECATED #
+# DEPRECATED #    3. User clicks activation link, account is now active.
+# DEPRECATED #
+# DEPRECATED #    Using this backend requires that
+# DEPRECATED #
+# DEPRECATED #    * ``registration`` be listed in the ``INSTALLED_APPS`` setting
+# DEPRECATED #      (since this backend makes use of models defined in this
+# DEPRECATED #      application).
+# DEPRECATED #
+# DEPRECATED #    * The setting ``ACCOUNT_ACTIVATION_DAYS`` be supplied, specifying
+# DEPRECATED #      (as an integer) the number of days from registration during
+# DEPRECATED #      which a user may activate their account (after that period
+# DEPRECATED #      expires, activation will be disallowed).
+# DEPRECATED #
+# DEPRECATED #    * The creation of the templates
+# DEPRECATED #      ``registration/activation_email_subject.txt`` and
+# DEPRECATED #      ``registration/activation_email.txt``, which will be used for
+# DEPRECATED #      the activation email. See the notes for this backends
+# DEPRECATED #      ``register`` method for details regarding these templates.
+# DEPRECATED #
+# DEPRECATED #    Additionally, registration can be temporarily closed by adding the
+# DEPRECATED #    setting ``REGISTRATION_OPEN`` and setting it to
+# DEPRECATED #    ``False``. Omitting this setting, or setting it to ``True``, will
+# DEPRECATED #    be interpreted as meaning that registration is currently open and
+# DEPRECATED #    permitt ed.
+# DEPRECATED #
+# DEPRECATED #    Internally, this is accomplished via storing an activation key in
+# DEPRECATED #    an instance of ``registration.models.RegistrationProfile``. See
+# DEPRECATED #    that model and its custom manager for full documentation of its
+# DEPRECATED #    fields and supported operations.
+# DEPRECATED #    
+# DEPRECATED #    """
+# DEPRECATED ## DEPRECATED #    form_class = UserRegisterForm
+# DEPRECATED #    
+# DEPRECATED #    def register(self, request, **cleaned_data):
+# DEPRECATED #        """
+# DEPRECATED #        Given a username, email address and password, register a new
+# DEPRECATED #        user account, which will initially be inactive.
+# DEPRECATED #
+# DEPRECATED #        Along with the new ``User`` object, a new
+# DEPRECATED #        ``registration.models.RegistrationProfile`` will be created,
+# DEPRECATED #        tied to that ``User``, containing the activation key which
+# DEPRECATED #        will be used for this account.
+# DEPRECATED #
+# DEPRECATED #        An email will be sent to the supplied email address; this
+# DEPRECATED #        email should contain an activation link. The email will be
+# DEPRECATED #        rendered using two templates. See the documentation for
+# DEPRECATED #        ``RegistrationProfile.send_activation_email()`` for
+# DEPRECATED #        information about these templates and the contexts provided to
+# DEPRECATED #        them.
+# DEPRECATED #
+# DEPRECATED #        After the ``User`` and ``RegistrationProfile`` are created and
+# DEPRECATED #        the activation email is sent, the signal
+# DEPRECATED #        ``registration.signals.user_registered`` will be sent, with
+# DEPRECATED #        the new ``User`` as the keyword argument ``user`` and the
+# DEPRECATED #        class of this backend as the sender.
+# DEPRECATED #
+# DEPRECATED #        """
+# DEPRECATED #        first_name = cleaned_data['first_name']
+# DEPRECATED #        last_name  = cleaned_data['last_name']
+# DEPRECATED #        affiliation= cleaned_data['affiliation']
+# DEPRECATED #        email      = cleaned_data['email']
+# DEPRECATED #        password   = cleaned_data['password1']
+# DEPRECATED #        
+# DEPRECATED #        #password2  = cleaned_data['password2']
+# DEPRECATED #        keypair    = cleaned_data['keypair']
+# DEPRECATED #
+# DEPRECATED #        #if Site._meta.installed:
+# DEPRECATED #        #    site = Site.objects.get_current()
+# DEPRECATED #        #else:
+# DEPRECATED #        #    site = RequestSite(request) 
+# DEPRECATED #        site = None
+# DEPRECATED #
+# DEPRECATED #        new_user = PendingUser.objects.create_inactive_user(first_name, last_name, email, password, site)
+# DEPRECATED #        signals.user_registered.send(sender=self.__class__,
+# DEPRECATED #                                     user=new_user,
+# DEPRECATED #                                     request=request)
+# DEPRECATED #        return new_user
+# DEPRECATED #
+# DEPRECATED #    def get_context_data(self, **kwargs):
+# DEPRECATED #        context = super(UserRegisterView, self).get_context_data(**kwargs)
+# DEPRECATED #        context['topmenu_items'] = topmenu_items('Register', self.request)
+# DEPRECATED #        context['username'] = the_user (self.request)
+# DEPRECATED #        return context
+# DEPRECATED #
+# DEPRECATED #    def registration_allowed(self, request):
+# DEPRECATED #        """
+# DEPRECATED #        Indicate whether account registration is currently permitted,
+# DEPRECATED #        based on the value of the setting ``REGISTRATION_OPEN``. This
+# DEPRECATED #        is determined as follows:
+# DEPRECATED #
+# DEPRECATED #        * If ``REGISTRATION_OPEN`` is not specified in settings, or is
+# DEPRECATED #          set to ``True``, registration is permitted.
+# DEPRECATED #
+# DEPRECATED #        * If ``REGISTRATION_OPEN`` is both specified and set to
+# DEPRECATED #          ``False``, registration is not permitted.
+# DEPRECATED #        
+# DEPRECATED #        """
+# DEPRECATED #        return getattr(settings, 'REGISTRATION_OPEN', True)
+# DEPRECATED #
+# DEPRECATED #    def get_success_url(self, request, user):
+# DEPRECATED #        """
+# DEPRECATED #        Return the name of the URL to redirect to after successful
+# DEPRECATED #        user registration.
+# DEPRECATED #        
+# DEPRECATED #        """
+# DEPRECATED #        return ('user_register_complete', (), {})
+# DEPRECATED #
+# DEPRECATED #
+# DEPRECATED #class UserValidateView(ActivationView):
+# DEPRECATED #    def activate(self, request, activation_key):
+# DEPRECATED #        """
+# DEPRECATED #        Given an an activation key, look up and activate the user
+# DEPRECATED #        account corresponding to that key (if possible).
+# DEPRECATED #
+# DEPRECATED #        After successful activation, the signal
+# DEPRECATED #        ``registration.signals.user_activated`` will be sent, with the
+# DEPRECATED #        newly activated ``User`` as the keyword argument ``user`` and
+# DEPRECATED #        the class of this backend as the sender.
+# DEPRECATED #        
+# DEPRECATED #        """
+# DEPRECATED #        activated_user = RegistrationProfile.objects.activate_user(activation_key)
+# DEPRECATED #        if activated_user:
+# DEPRECATED #            signals.user_activated.send(sender=self.__class__,
+# DEPRECATED #                                        user=activated_user,
+# DEPRECATED #                                        request=request)
+# DEPRECATED #        return activated_user
+# DEPRECATED #
+# DEPRECATED #    def get_success_url(self, request, user):
+# DEPRECATED #        return ('registration_activation_complete', (), {})
+# DEPRECATED #
+# DEPRECATED #
 # DEPRECATED #from portal.portalpage  import PortalPage
 # DEPRECATED #from plugins.wizard     import Wizard
 # DEPRECATED #from plugins.form       import CreateForm
@@ -364,3 +440,518 @@ class UserValidateView(ActivationView):
 # DEPRECATED #    p << wizard.render(request) # in portal page if possible
 # DEPRECATED #
 # DEPRECATED #    return p.render()
+
+
+# DEPRECATED ## view for my_account
+# DEPRECATED # class MyAccountView(TemplateView):
+# DEPRECATED #    template_name = "my_account.html"
+# DEPRECATED #    
+# DEPRECATED #    def from_process(self, request, **cleaned_data): 
+# DEPRECATED #        #if request.method == 'POST':
+# DEPRECATED #         #       if request.POST['submit_name']:
+# DEPRECATED #        if 'fname' in request.POST:            
+# DEPRECATED #                messsag= "Got Name"
+# DEPRECATED #                #return render(request, 'portal/my_account.html')
+# DEPRECATED #                #response = HttpResponse("Here's the text of the Web page.")    
+# DEPRECATED #                return HttpResponse(message)
+# DEPRECATED #            
+# DEPRECATED #    def get_context_data(self, **kwargs):
+# DEPRECATED #        page = Page(self.request)
+# DEPRECATED #        context = super(MyAccountView, self).get_context_data(**kwargs)
+# DEPRECATED #        context['person']   = self.request.user
+# DEPRECATED #        # XXX This is repeated in all pages
+# DEPRECATED #        # more general variables expected in the template
+# DEPRECATED #        context['title'] = 'User Profile Page'
+# DEPRECATED #        # the menu items on the top
+# DEPRECATED #        context['topmenu_items'] = topmenu_items('my_account', self.request)
+# DEPRECATED #        # so we can sho who is logged
+# DEPRECATED #        context['username'] = the_user(self.request)
+# DEPRECATED #        context.update(page.prelude_env())
+# DEPRECATED #        return context
+
+
+
+# View for my_account form
+def my_account(request):
+    return render(request, 'my_account.html', {
+        #'form': form,
+        'topmenu_items': topmenu_items('My Account', request),
+        'username': the_user (request)
+    })
+
+# View for platforms
+class PlatformsView(TemplateView):
+    template_name = "platforms.html"
+
+    def get_context_data(self, **kwargs):
+        page = Page(self.request)
+
+        network_query  = Query().get('local:platform').filter_by('disabled', '==', '0').select('platform','platform_longname','gateway_type')
+        page.enqueue_query(network_query)
+
+        page.expose_js_metadata()
+        page.expose_queries()
+        networklist = Hazelnut(
+            page  = page,
+            title = 'List',
+            domid = 'checkboxes',
+            # this is the query at the core of the slice list
+            query = network_query,
+            query_all = network_query,
+            checkboxes = False,
+            datatables_options = {
+            # for now we turn off sorting on the checkboxes columns this way
+            # this of course should be automatic in hazelnut
+            'aoColumns'      : [None, None, None, None, {'bSortable': False}],
+            'iDisplayLength' : 25,
+            'bLengthChange'  : True,
+            },
+        )
+#
+#        networklist = SimpleList(
+#            title = None,
+#            page  = page,
+#            key   = 'platform',
+#            query = network_query,
+#        )
+
+        context = super(PlatformsView, self).get_context_data(**kwargs)
+        context['person']   = self.request.user
+        context['networks'] = networklist.render(self.request)
+
+        # XXX This is repeated in all pages
+        # more general variables expected in the template
+        context['title'] = 'Platforms connected to MySlice'
+        # the menu items on the top
+        context['topmenu_items'] = topmenu_items('Platforms', self.request)
+        # so we can sho who is logged
+        context['username'] = the_user(self.request)
+
+        context.update(page.prelude_env())
+
+        return context
+
+#my_acc form value processing
+def acc_process(request):
+    # getting the user_id from the session [now hardcoded]
+    get_user = PendingUser.objects.get(id='1') # here we will get the id/email from session e.g., person.email
+    if 'submit_name' in request.POST:
+        edited_first_name =  request.POST['fname']
+        edited_last_name =  request.POST['lname']
+        #email = 'test_email@gmail.com'
+        #password = 'test_pp'
+        #message = 'F_Name: %s L_name: %s dummy_pp: %s' % (first_name, last_name, password)
+        #site = None
+        
+        # insert into DB [needed for registration page]
+        #approach borrowed from register view     
+        #new_user = PendingUser.objects.create_inactive_user(edited_first_name, edited_last_name, email,  password, site) 
+        #conventional approach
+        #b = PendingUser(first_name=edited_first_name, last_name=edited_last_name)
+        #b.save()
+        
+        # select and update [will be used throughout this view]
+        # select the logged in user [for the moment hard coded]
+        #get_user = PendingUser.objects.get(id='1') # here we will get the id/email from session e.g., person.email
+        # update first and last name
+        get_user.first_name = edited_first_name
+        get_user.last_name = edited_last_name
+        get_user.save() 
+
+        return HttpResponse('Success: Name Updated!!')       
+    elif 'submit_pass' in request.POST:
+        edited_password = request.POST['password']
+        # select the logged in user [for the moment hard coded]
+        #get_user = PendingUser.objects.get(id='1') # here we will get the id/email from session e.g., person.email
+        # update password
+        get_user.password = edited_password
+        get_user.save()
+        return HttpResponse('Success: Password Changed!!')
+    elif 'generate' in request.POST:
+        #import os
+        #from M2Crypto import Rand, RSA, BIO
+
+        KEY_LENGTH = 2048
+
+        def blank_callback():
+            "Replace the default dashes"
+            return
+
+        # Random seed
+        Rand.rand_seed (os.urandom (KEY_LENGTH))
+        # Generate key pair
+        key = RSA.gen_key (KEY_LENGTH, 65537, blank_callback)
+        # Create memory buffers
+        pri_mem = BIO.MemoryBuffer()
+        pub_mem = BIO.MemoryBuffer()
+        # Save keys to buffers
+        key.save_key_bio(pri_mem, None)
+        key.save_pub_key_bio(pub_mem)
+
+        # Get keys 
+        public_key = pub_mem.getvalue()
+        private_key = pri_mem.getvalue()
+        # Saving to DB
+        keypair = '{"user_public_key":"'+ public_key + '", "user_private_key":"'+ private_key + '"}'
+        keypair = re.sub("\r", "", keypair)
+        keypair = re.sub("\n", "\\n", keypair)
+        #keypair = keypair.rstrip('\r\n')
+        keypair = ''.join(keypair.split())
+        get_user.keypair = keypair
+        get_user.save()
+        return HttpResponse('Success: New Keypair Generated! %s' % keypair)
+
+    elif 'upload_key' in request.POST:
+        up_file = request.FILES['pubkey']
+        file_content =  up_file.read()
+        file_name = up_file.name
+        file_extension = os.path.splitext(file_name)[1] 
+        allowed_extension =  ['.pub','.txt']
+        if file_extension in allowed_extension and re.search(r'ssh-rsa',file_content):
+            file_content = '{"user_public_key":"'+ file_content +'"}'
+            file_content = re.sub("\r", "", file_content)
+            file_content = re.sub("\n", "\\n",file_content)
+            file_content = ''.join(file_content.split())
+            get_user.keypair = file_content
+            get_user.save()
+            return HttpResponse('Success: Publickey uploaded! Old records overwritten')
+        else:
+            return HttpResponse('Please upload a valid RSA public key [.txt or .pub].')    
+        
+    else:
+        message = 'You submitted an empty form.'
+        return HttpResponse(message)
+
+def register_4m_f4f(request):
+    errors = []
+    if request.method == 'POST':
+        #get_email = PendingUser.objects.get(email)
+        reg_fname = request.POST.get('firstname', '')
+        reg_lname = request.POST.get('lastname', '')
+        reg_aff = request.POST.get('affiliation','')
+        reg_email = request.POST.get('email','').lower()
+        
+        #POST value validation  
+        if (re.search(r'^[\w+\s.@+-]+$', reg_fname)==None):
+            errors.append('First Name may contain only letters, numbers, spaces and @/./+/-/_ characters.')
+            #return HttpResponse("Only Letters, Numbers, - and _ allowd in First Name")
+            #return render(request, 'register_4m_f4f.html')
+        if (re.search(r'^[\w+\s.@+-]+$', reg_lname) == None):
+            errors.append('Last Name may contain only letters, numbers, spaces and @/./+/-/_ characters.')
+            #return HttpResponse("Only Letters, Numbers, - and _ is allowed in Last name")
+            #return render(request, 'register_4m_f4f.html')
+        if (re.search(r'^[\w+\s.@+-]+$', reg_aff) == None):
+            errors.append('Affiliation may contain only letters, numbers, spaces and @/./+/-/_ characters.')
+            #return HttpResponse("Only Letters, Numbers and _ is allowed in Affiliation")
+            #return render(request, 'register_4m_f4f.html')
+        if PendingUser.objects.filter(email__iexact=reg_email):
+            errors.append('Email already registered.Please provide a new email address.')
+            #return HttpResponse("Email Already exists")
+            #return render(request, 'register_4m_f4f.html')
+        if 'generate' in request.POST['question']:
+            #import os
+            #from M2Crypto import Rand, RSA, BIO
+            
+            KEY_LENGTH = 2048
+
+            def blank_callback():
+                "Replace the default dashes"
+                return
+
+            # Random seed
+            Rand.rand_seed (os.urandom (KEY_LENGTH))
+            # Generate key pair
+            key = RSA.gen_key (KEY_LENGTH, 65537, blank_callback)
+            # Create memory buffers
+            pri_mem = BIO.MemoryBuffer()
+            pub_mem = BIO.MemoryBuffer()
+            # Save keys to buffers
+            key.save_key_bio(pri_mem, None)
+            key.save_pub_key_bio(pub_mem)
+            # Get keys 
+            public_key = pub_mem.getvalue()
+            private_key = pri_mem.getvalue()
+            # Saving to DB
+            keypair = '{"user_public_key":"'+ public_key + '", "user_private_key":"'+ private_key + '"}'
+            keypair = re.sub("\r", "", keypair)
+            keypair = re.sub("\n", "\\n", keypair)
+            #keypair = keypair.rstrip('\r\n')
+            keypair = ''.join(keypair.split())
+            #return HttpResponse(keypair)
+        else:
+            up_file = request.FILES['user_public_key']
+            file_content =  up_file.read()
+            file_name = up_file.name
+            file_extension = os.path.splitext(file_name)[1]
+            allowed_extension =  ['.pub','.txt']
+            if file_extension in allowed_extension and re.search(r'ssh-rsa',file_content):
+                keypair = '{"user_public_key":"'+ file_content +'"}'
+                keypair = re.sub("\r", "", keypair)
+                keypair = re.sub("\n", "\\n",keypair)
+                keypair = ''.join(keypair.split())
+            else:
+                errors.append('Please upload a valid RSA public key [.txt or .pub].')
+
+        #b = PendingUser(first_name=reg_fname, last_name=reg_lname, affiliation=reg_aff, 
+        #                email=reg_email, password=request.POST['password'], keypair=keypair)
+        #b.save()
+        if not errors:
+            b = PendingUser(first_name=reg_fname, last_name=reg_lname, affiliation=reg_aff,
+                            email=reg_email, password=request.POST['password'], keypair=keypair)
+            b.save()
+            return render(request, 'user_register_complete.html')
+
+    return render(request, 'register_4m_f4f.html',{
+        'topmenu_items': topmenu_items('Register', request),
+        'errors': errors,
+        'firstname': request.POST.get('firstname', ''),
+        'lastname': request.POST.get('lastname', ''),
+        'affiliation': request.POST.get('affiliation', ''),
+        'email': request.POST.get('email', ''),
+        'password': request.POST.get('password', ''),           
+    })        
+    
+
+# view for contact form
+def contact(request):
+    if request.method == 'POST': # If the form has been submitted...
+        form = ContactForm(request.POST) # A form bound to the POST data
+        if form.is_valid(): # All validation rules pass
+            # Process the data in form.cleaned_data
+            first_name = form.cleaned_data['first_name']
+            last_name = form.cleaned_data['last_name']
+            affiliation = form.cleaned_data['affiliation']
+            subject = form.cleaned_data['subject']
+            message = form.cleaned_data['message']
+            email = form.cleaned_data['email'] # email of the sender
+            cc_myself = form.cleaned_data['cc_myself']
+
+            recipients = ['yasin.upmc@gmail.com']
+            if cc_myself:
+                recipients.append(email)
+
+            from django.core.mail import send_mail
+            send_mail("Onelab user submitted a query ", [first_name,last_name,affiliation,subject,message], email, recipients)
+            return render(request,'contact_sent.html') # Redirect after POST
+    else:
+        form = ContactForm() # An unbound form
+    
+    return render(request, 'contact.html', {
+        'form': form,
+        'topmenu_items': topmenu_items('Contact Us', request),
+        'username': the_user (request)
+
+    })
+
+
+def slice_request(request):
+    if request.method == 'POST': # If the form has been submitted...
+        form = SliceRequestForm(request.POST) # A form bound to the POST data
+        if form.is_valid(): # All validation rules pass
+            # Process the data in form.cleaned_data
+            slice_name = form.cleaned_data['slice_name']
+            number_of_nodes = form.cleaned_data['number_of_nodes']
+            type_of_nodes = form.cleaned_data['type_of_nodes']
+            purpose = form.cleaned_data['purpose']
+            email = form.cleaned_data['email'] # email of the sender
+            cc_myself = form.cleaned_data['cc_myself']
+
+            recipients = ['yasin.upmc@gmail.com','jordan.auge@lip6.fr']
+            if cc_myself:
+                recipients.append(email)
+
+            from django.core.mail import send_mail
+            send_mail("Onelab New Slice request form submitted", [slice_name,number_of_nodes,type_of_nodes,purpose], email, recipients)
+            return render(request,'slicereq_recvd.html') # Redirect after POST
+    else:
+        form = SliceRequestForm() # An unbound form
+
+#    template_env = {}
+#    template_env['form'] = form
+#    template_env['topmenu_items'] = topmenu_items('Request a slice', request) 
+#    template_env['unfold1_main'] = render(request, 'slice_request_.html', {
+#        'form': form,
+#    })
+#    from django.shortcuts                import render_to_response
+#    from django.template                 import RequestContext
+#    return render_to_response ('view-unfold1.html',template_env,
+#                               context_instance=RequestContext(request))
+
+    return render(request, 'slice_request.html', {
+        'form': form,
+        'topmenu_items': topmenu_items('Request a slice', request),
+        'username': the_user (request) 
+    })
+
+
+class PresViewView(TemplateView):
+    template_name = "view-unfold1.html"
+
+    def get_context_data(self, **kwargs):
+
+        page = Page(self.request)
+
+        pres_view = PresView(page = page)
+
+        context = super(PresViewView, self).get_context_data(**kwargs)
+
+        #context['ALL_STATIC'] = "all_static"
+        context['unfold1_main'] = pres_view.render(self.request)
+
+        # XXX This is repeated in all pages
+        # more general variables expected in the template
+        context['title'] = 'Test view that combines various plugins'
+        # the menu items on the top
+        context['topmenu_items'] = topmenu_items('PresView', self.request)
+        # so we can sho who is logged
+        context['username'] = the_user(self.request)
+
+        prelude_env = page.prelude_env()
+        context.update(prelude_env)
+
+        return context
+
+def json_me(config_file,type):
+    json_answer = ''
+    for ligne in config_file:
+        if not ligne.startswith('#'):
+            args = ligne.split(';')
+            json_answer += str('{ "name": "' + args[0] + '" ,"id":"' + args[1]  + '" ,"descriptif":"' + args[2]+'"')
+            if type!="dynamic":
+                json_answer += str(',"contraints":')
+                if args[3]=="":
+                    json_answer += str('""')
+                else:
+                    json_answer += str(args[3])
+            json_answer += str('},')
+    return json_answer[:-1]
+
+
+DIR = '/var/myslice/'
+STATIC = '%s/config_method_static' % DIR
+DYNAMIC = '%s/config_method_dynamic' % DIR
+ANIMATION = '%s/config_method_animation' % DIR
+
+def pres_view_methods(request, type):
+
+    if type ==None:
+        return 0
+    elif type =="static":
+        config = open(STATIC, "r")
+        json_answer = str('{ "options": [')
+        json_answer += str(json_me(config,"static"))
+        json_answer += str('] }')
+        config.close()
+    elif type =="dynamic":
+        config = open(DYNAMIC, "r")
+        json_answer = str('{ "options": [')
+        json_answer += str(json_me(config,"dynamic"))
+        json_answer += str('] }')
+        config.close()
+    elif type =="animation":
+        config = open(ANIMATION, "r")
+        json_answer = str('{ "options": [')
+        json_answer += str(json_me(config,"animation"))
+        json_answer += str('] }')
+        config.close()
+    elif type =="all":
+        config = open(STATIC, "r")
+        json_answer = str('{ "static": [')
+        json_answer += str(json_me(config,"static"))
+        json_answer += str('],')
+        json_answer += str('"dynamic": [')
+        config.close()
+        config = open(DYNAMIC, "r")
+        json_answer += str(json_me(config,"dynamic"))
+        json_answer += str('],')
+        json_answer += str('"animation": [')
+        config.close()
+        config = open(ANIMATION, "r")
+        json_answer += str(json_me(config,"animation"))
+        json_answer += str('] }')
+        config.close()
+    else:
+        return 0
+    return HttpResponse (json_answer, mimetype="application/json")
+
+def pres_view_animation(request, constraints, id):
+
+# sites crees depuis 2008
+# static.py?contraints=']date_created':1262325600&id='name_id"'
+
+    # method = request.getvalue('method') #ex : GetSites
+    #constraints = "']date_created':1262325600"
+    #id = "2"
+
+    if id == None:
+        return 0
+
+    # method = 'GetSites'#request.getvalue('method') #ex : GetSites
+    # constraints = {}#request.getvalue('constraints') // nul = {}
+    # response_field = "'site_id','name','date_created'"#request.getvalue('response_field')
+
+    config_file = open(ANIMATION, "r")
+    for ligne in config_file:
+        if not ligne.startswith('#'):
+            ligne = ligne.split('\n')
+            first = ligne[0].split(';')
+            if (str(first[1]) == str(id)):
+                save = first
+    config_file.close()
+
+    #Les print_method, print_option sont definis par le client (js)
+    #Les animations acceptent que les connexions anonymous
+    # args = "postmsg;animation;;;anonymous;https://www.planet-lab.eu/PLCAPI/;"
+    args = ";;"+str(save[8])+";"+str(save[9])+";anonymous;"+str(save[5])+";"+str(save[6])+";{"+str(constraints)+"};"+str(save[7])+";"
+
+
+    #Creation d'un objet event
+    event = Event(args)
+    cmd = [{"params": {
+            "data": {
+                "print_options": event.print_options,
+                "print_method": event.print_method,
+                "message": event.data
+            }
+        }
+    }]
+
+    json_answer = json.dumps(cmd)
+    return HttpResponse (json_answer, mimetype="application/json")
+
+def pres_view_static(request, constraints, id):
+    #constraints = "']date_created':1262325600"
+    #id = "2"
+
+    # method = 'GetSites'#request.getvalue('method') #ex : GetSites
+    # constraints = {}#request.getvalue('constraints') // nul = {}
+    # response_field = "'site_id','name','date_created'"#request.getvalue('response_field')
+
+    config_file = open(STATIC, "r")
+    for ligne in config_file:
+        if not ligne.startswith('#'):
+            ligne = ligne.split('\n')
+            first = ligne[0].split(';')
+            if (str(first[1]) == str(id)):
+                save = first
+    config_file.close()
+
+    #Les print_method, print_option sont definis par le client (js)
+    #Les animations acceptent que les connexions anonymous
+    # args = "postmsg;animation;;;anonymous;https://www.planet-lab.eu/PLCAPI/;"
+    args = ";;"+str(save[8])+";"+str(save[9])+";anonymous;"+str(save[5])+";"+str(save[6])+";{"+str(constraints)+"};"+str(save[7])+";"
+
+
+    #Creation d'un objet event
+    event = Event(args)
+    cmd = [{"params": {
+            "data": {
+                "print_options": event.print_options,
+                "print_method": event.print_method,
+                "message": event.data
+            }
+        }
+    }]
+
+    json_answer = json.dumps(cmd)
+    return HttpResponse (json_answer, mimetype="application/json")