diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/controllers/home.py b/ckanext-d4science_theme/ckanext/d4science_theme/controllers/home.py
index c5746d5..7e5f31f 100644
--- a/ckanext-d4science_theme/ckanext/d4science_theme/controllers/home.py
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/controllers/home.py
@@ -57,7 +57,7 @@ class d4SHomeController():
                 'sort': 'views_recent desc',
                 'fq': 'capacity:"public"'
             }
-            query = logic.get_action('package_search')(context, data_dict)
+            query = logic.get_action('package_search')(context, data_dict or {})
             c.search_facets = query['search_facets']
             c.package_count = query['count']
             c.datasets = query['results']
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/controllers/systemtype.py b/ckanext-d4science_theme/ckanext/d4science_theme/controllers/systemtype.py
index 8d94e5b..af16a6f 100644
--- a/ckanext-d4science_theme/ckanext/d4science_theme/controllers/systemtype.py
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/controllers/systemtype.py
@@ -71,7 +71,7 @@ class d4STypeController():
                 'sort': 'views_recent desc',
                 'fq': 'capacity:"public"'
             }
-            query = logic.get_action('package_search')(context, data_dict)
+            query = logic.get_action('package_search')(context, data_dict or {})
             c.search_facets = query['search_facets']
             c.package_count = query['count']
             c.datasets = query['results']
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/db.py b/ckanext-d4science_theme/ckanext/d4science_theme/db.py
new file mode 100644
index 0000000..88099d9
--- /dev/null
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/db.py
@@ -0,0 +1,62 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2014 CoNWeT Lab., Universidad Politécnica de Madrid
+
+# This file is part of CKAN Private Dataset Extension.
+
+# CKAN Private Dataset Extension is free software: you can redistribute it and/or
+# modify it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# CKAN Private Dataset Extension is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+
+# You should have received a copy of the GNU Affero General Public License
+# along with CKAN Private Dataset Extension.  If not, see <http://www.gnu.org/licenses/>.
+
+from __future__ import absolute_import
+from logging import getLogger
+
+import sqlalchemy as sa
+
+log = getLogger(__name__)
+
+AllowedUser = None
+
+def init_db(model):
+    global AllowedUser
+    if AllowedUser is None:
+
+        class _AllowedUser(model.DomainObject):
+
+            @classmethod
+            def get(cls, **kw):
+                '''Finds all the instances required.'''
+                query = model.Session.query(cls).autoflush(False)
+                results = query.filter_by(**kw).all()
+                ### TODO: capire se questo controllo serve
+                log.debug("results in get %s", results)
+                if not isinstance(results, list):
+                    log.debug("Errore: il risultato di get() non è una lista. Risultato:", results)
+                    results = []
+                return results
+
+        AllowedUser = _AllowedUser
+        
+        log.debug("allowed user: %s", AllowedUser)
+
+        # FIXME: Maybe a default value should not be included...
+        package_allowed_users_table = sa.Table(
+            'package_allowed_users',
+            model.meta.metadata,
+            sa.Column('package_id', sa.types.UnicodeText, primary_key=True, default=u''),
+            sa.Column('user_name', sa.types.UnicodeText, primary_key=True, default=u''),
+        )
+
+        # Create the table only if it does not exist
+        package_allowed_users_table.create(checkfirst=True)
+
+        model.meta.mapper(AllowedUser, package_allowed_users_table,)
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/fanstatic/allowed_users.js b/ckanext-d4science_theme/ckanext/d4science_theme/fanstatic/allowed_users.js
new file mode 100644
index 0000000..0d27556
--- /dev/null
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/fanstatic/allowed_users.js
@@ -0,0 +1,56 @@
+/*
+ * (C) Copyright 2014 CoNWeT Lab., Universidad Politécnica de Madrid
+ *
+ * This file is part of CKAN Private Dataset Extension.
+ *
+ * CKAN Private Dataset Extension is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * CKAN Private Dataset Extension is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with CKAN Private Dataset Extension. If not, see
+ * <http://www.gnu.org/licenses/>.
+ *
+ */
+
+/* Dataset allowed_users, searchable and acquire_url toggler
+ * allowed_users, acquire_url and searchable can only be active when a 
+ * user attempts to create a private dataset
+ */
+
+this.ckan.module('allowed-users', function ($, _) {
+    return {
+      initialize: function() {
+        this.original_acquire_url = $('[name=acquire_url]').val();
+        $('#field-private').on('change', this._onChange);
+        this._onChange(); //Initial
+      },
+      _onChange: function() {
+        var ds_private = $('#field-private').val();
+  
+        if (ds_private == 'True') {
+          $('#field-allowed_users_str').prop('disabled', false);      //Enable
+          $('#field-acquire_url').prop('disabled', false);            //Enable
+          $('#field-searchable').prop('disabled', false);             //Enable
+          $('[name=acquire_url]').val(this.original_acquire_url);     //Set previous acquire URL
+        } else {
+          $('#field-allowed_users_str').prop('disabled', true);       //Disable
+          $('#field-acquire_url').prop('disabled', true);             //Disable
+          $('#field-searchable').prop('disabled', true);              //Disable
+          
+          //Remove previous values
+          $('#field-allowed_users_str').select2('val', '');
+          this.original_acquire_url = $('[name=acquire_url]').val();  //Get previous value
+          $('[name=acquire_url]').val('');                            //Acquire URL should be reseted
+          $('#field-searchable').val('True');
+        }
+      }
+    };
+  });
+  
\ No newline at end of file
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/helpers.py b/ckanext-d4science_theme/ckanext/d4science_theme/helpers.py
index 2584283..e70b5e8 100644
--- a/ckanext-d4science_theme/ckanext/d4science_theme/helpers.py
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/helpers.py
@@ -25,6 +25,8 @@ import collections
 import ckan.plugins.toolkit as tk
 import ckan.logic as logic
 
+from ckanext.d4science_theme import db
+
 log = getLogger(__name__)
 
 systemtype_field = 'systemtypefield'
@@ -730,3 +732,77 @@ def get_site_statistics() -> dict[str, int]:
         'group_count': len(logic.get_action('group_list')({}, {})),
         'organization_count': len(logic.get_action('organization_list')({}, {}))
     }
+
+####### PRIVATE DATASETS SECTION ########
+
+def is_dataset_acquired(pkg_dict):
+    
+    log.debug("is_dataset package value: %s", pkg_dict) #restituisce True
+
+    db.init_db(model)
+    log.debug("post init %s", db)
+    
+    #return False
+    if tk.c.user:
+        return len(db.AllowedUser.get(package_id=pkg_dict['id'], user_name=tk.c.user)) > 0
+    else:
+        return False
+
+def is_owner(pkg_dict):
+    #return False #TODO: debug this
+    if tk.c.userobj is not None:
+        return tk.c.userobj.id == pkg_dict['creator_user_id']
+    else:
+        return False
+
+
+def get_allowed_users_str(users):
+    if users:
+        return ','.join([user for user in users])
+    else:
+        return ''
+
+
+def can_read(pkg_dict):
+    try:
+        context = {'user': tk.c.user, 'userobj': tk.c.userobj, 'model': model}
+        return tk.check_access('package_show', context, pkg_dict)
+    except tk.NotAuthorized:
+        return False
+
+
+def get_config_bool_value(config_name, default_value=False):
+    env_name = config_name.upper().replace('.', '_')
+    value = os.environ.get(env_name, tk.config.get(config_name, default_value))
+    return value if type(value) == bool else value.strip().lower() in ('true', '1', 'on')
+
+
+def show_acquire_url_on_create():
+    return get_config_bool_value('ckan.privatedatasets.show_acquire_url_on_create')
+
+
+def show_acquire_url_on_edit():
+    return get_config_bool_value('ckan.privatedatasets.show_acquire_url_on_edit')
+
+
+def acquire_button(package):
+    '''
+    Return a Get Access button for the given package id when the dataset has
+    an acquisition URL.
+
+    :param package: the the package to request access when the get access
+        button is clicked
+    :type package: Package
+
+    :returns: a get access button as an HTML snippet
+    :rtype: string
+
+    '''
+
+    if 'acquire_url' in package and request.path.startswith('/dataset')\
+            and package['acquire_url'] != '':
+        url_dest = package['acquire_url']
+        data = {'url_dest': url_dest}
+        return tk.render_snippet('snippets/acquire_button.html', data)
+    else:
+        return ''
\ No newline at end of file
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/plugin.py b/ckanext-d4science_theme/ckanext/d4science_theme/plugin.py
index 5769285..5cd93b1 100644
--- a/ckanext-d4science_theme/ckanext/d4science_theme/plugin.py
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/plugin.py
@@ -4,26 +4,37 @@ from logging import getLogger
 import ckan.plugins as plugins
 
 from ckanext.d4science_theme import helpers
+from ckanext.d4science_theme import validators
 import ckan.plugins.toolkit as toolkit
 import ckan.model as model
 from ckanext.d4science_theme.controllers.home import d4SHomeController
 from ckanext.d4science_theme.controllers.systemtype import d4STypeController
 from ckanext.d4science_theme.controllers.organization import OrganizationVREController
+import sqlalchemy as sa
+from ckan.config.middleware.common_middleware import TrackingMiddleware
+import ckan.lib.dictization.model_save as model_save
 #from ckan.controllers.home import HomeController
 #from ckan.plugins import IRoutes
-from flask import Blueprint, render_template
+from flask import Blueprint, render_template, Flask, g, redirect, url_for
+from ckan.types import Context
+
+from typing import (
+    Any, Collection, Optional, TYPE_CHECKING, Type, Union, cast, overload,
+    Literal,
+)
 
 from ckan.common import (
    g
 )
-from flask import Flask, g
-from ckan.lib.app_globals import app_globals
-import ckan.plugins.toolkit as toolkit
 
+#private datasets imports
+from ckan.lib.plugins import DefaultPermissionLabels
+from ckanext.d4science_theme.privatedatasets import auth, actions, constants, converters_validators as conv_val
+from ckanext.d4science_theme import db
+from ckanext.d4science_theme.privatedatasets.views import acquired_datasets
+from ckan.lib import search
 
-# Created by Francesco Mangiacrapa
-# francesco.mangiacrapa@isti.cnr.it 
-# ISTI-CNR Pisa (ITALY)
+HIDDEN_FIELDS = [constants.ALLOWED_USERS, constants.SEARCHABLE]
 
 log = getLogger(__name__)
 
@@ -35,22 +46,17 @@ def remove_check_replicated_custom_key(schema):
     
     return schema
 
-#CREATED BY FRANCESCO MANGIACRAPA FOR OVERRIDING THE package_extras_save FROM dictization.model_save.py
-# Is this needed?
-def _package_extras_save(extra_dicts, obj, context):
-    ''' It can save repeated extras as key-value '''
+def _package_extras_save(
+        extra_dicts: Optional[list[dict[str, Any]]], pkg: 'model.Package',
+        context: Context) -> None:
     allow_partial_update = context.get("allow_partial_update", False)
     if extra_dicts is None and allow_partial_update:
         return
      
-    model = context["model"]
     session = context["session"]
-     
-    #ADDED BY FRANCESCO MANGIACRAPA
-    log.debug("extra_dicts: "+ str(extra_dicts))
-    #print "extra_dicts: "+str(extra_dicts)
-     
-    extras_list = obj.extras_list
+    model = context["model"] 
+    #extras_list = obj.extras_list
+    extras_list = session.query(model.PackageExtra).filter_by(package_id=pkg.id).all()
     #extras = dict((extra.key, extra) for extra in extras_list)
     old_extras = {}
     extras = {}
@@ -58,41 +64,27 @@ def _package_extras_save(extra_dicts, obj, context):
         old_extras.setdefault(extra.key, []).append(extra.value)
         extras.setdefault(extra.key, []).append(extra)
     
-    #ADDED BY FRANCESCO MANGIACRAPA       
-    #print "old_extras: "+str(old_extras)
-    
     new_extras = {}
     for extra_dict in extra_dicts or []:
-        #print 'extra_dict key: '+extra_dict["key"] + ', value: '+extra_dict["value"]
         #new_extras.setdefault(extra_dict["key"], []).append(extra_dict["value"])
         if extra_dict.get("deleted"):
-            log.debug("extra_dict deleted: "+str(extra_dict["key"]))
-            #print 'extra_dict deleted: '+extra_dict["key"]
             continue
         
         #if extra_dict['value'] is not None and not extra_dict["value"] == "":
         if extra_dict['value'] is not None:
             new_extras.setdefault(extra_dict["key"], []).append(extra_dict["value"])
     
-    #ADDED BY FRANCESCO MANGIACRAPA
-    log.debug("new_extras: "+str(new_extras))
-    #print "new_extras: "+str(new_extras)
-    
     #new
     for key in set(new_extras.keys()) - set(old_extras.keys()):
         state = 'active'
-        log.debug("adding key: "+str(key))
-        #print "adding key: "+str(key)
         extra_lst = new_extras[key]
         for extra in extra_lst:
-            extra = model.PackageExtra(state=state, key=key, value=extra)
+            extra = model.PackageExtra(state=state, key=key, value=extra, package_id = pkg.id)
             session.add(extra)
             extras_list.append(extra)
     
     #deleted
     for key in set(old_extras.keys()) - set(new_extras.keys()):
-        log.debug("deleting key: "+str(key))
-        #print "deleting key: "+str(key)
         extra_lst = extras[key]
         for extra in extra_lst:
             state = 'deleted'
@@ -105,13 +97,9 @@ def _package_extras_save(extra_dicts, obj, context):
         for value in new_extras[key]:
             old_occur = old_extras[key].count(value)
             new_occur = new_extras[key].count(value)
-            log.debug("value: "+str(value) + ", new_occur: "+str(new_occur)+ ", old_occur: "+str(old_occur))
-            #print "value: "+str(value)  + ", new_occur: "+str(new_occur) + ", old_occur: "+str(old_occur)
             # it is an old value deleted or not
             if value in old_extras[key]:
                 if old_occur == new_occur:
-                    #print "extra - occurrences of: "+str(value)  +", are equal into both list"
-                    log.debug("extra - occurrences of: "+str(value) +", are equal into both list")
                     #there is a little bug, this code return always the first element, so I'm fixing with #FIX-STATUS
                     extra_values = get_package_for_value(extras[key], value)
                     #extras_list.append(extra)
@@ -119,47 +107,32 @@ def _package_extras_save(extra_dicts, obj, context):
                         state = 'active'
                         extra.state = state
                         session.add(extra)
-                        #print "extra updated: "+str(extra)
-                        log.debug("extra updated: "+str(extra))
                 
                 elif new_occur > old_occur:
-                    #print "extra - a new occurrence of: "+str(value)  +", is present into new list, adding it to old list"
-                    log.debug("extra - a new occurrence of: "+str(value) +", is present into new list, adding it to old list")
                     state = 'active'
-                    extra = model.PackageExtra(state=state, key=key, value=value)
+                    extra = model.PackageExtra(state=state, key=key, value=value, package_id = pkg.id)
                     extra.state = state
                     session.add(extra)
                     extras_list.append(extra)
                     old_extras[key].append(value)
-                    log.debug("old extra values updated: "+str(old_extras[key]))
-                    #print "old extra values updated: "+str(old_extras[key])
                 
                 else:
                     #remove all occurrences deleted - this code could be optimized, it is run several times but could be performed one shot
                     countDelete = old_occur-new_occur
-                    log.debug("extra - occurrence of: "+str(value) +", is not present into new list, removing "+str(countDelete) + " occurrence/s from old list")
-                    #print "extra - occurrence of: "+str(value)  +", is not present into new list, removing "+str(countDelete)+" occurrence/s from old list"
                     extra_values = get_package_for_value(extras[key], value)
                     for idx, extra in enumerate(extra_values):
                         if idx < countDelete:
-                            #print "extra - occurrence of: "+str(value)  +", is not present into new list, removing it from old list"
-                            log.debug("pkg extra deleting: "+str(extra.value))
-                            #print "pkg extra deleting: "+str(extra.value)
                             state = 'deleted'
                             extra.state = state
                         
                         else:
-                            #print "pkg extra reactivating: "+str(extra.value)
-                            log.debug("pkg extra reactivating: "+str(extra.value))
                             state = 'active'
                             extra.state = state
-                            session.add(extra)
+                            session.add(extra) #valuta se metterlo dentro il for, ma fuori dall'else
             
             else:
-                #print "extra new value: "+str(value)
-                log.debug("extra new value: "+str(value))
                 state = 'active'
-                extra = model.PackageExtra(state=state, key=key, value=value)
+                extra = model.PackageExtra(state=state, key=key, value=value, package_id = pkg.id)
                 extra.state = state
                 session.add(extra)
                 extras_list.append(extra)
@@ -171,35 +144,60 @@ def _package_extras_save(extra_dicts, obj, context):
             if value not in new_extras[key]:
                 extra_values = get_package_for_value(extras[key], value)
                 for extra in extra_values:
-                    #print "not present extra deleting: "+str(extra)
-                    log.debug("not present extra deleting: "+str(extra))
                     state = 'deleted'
                     extra.state = state
+                    #add session.delete(extra)?
 
 
-#ADDED BY FRANCESCO MANGIACRAPA
 def get_package_for_value(list_package, value):
-    ''' Returns a list of packages containing the value passed in input
-    '''
-    lst = []
-    for x in list_package:
-        if x.value == value:
-            lst.append(x)
-    else:
-        return lst
+    '''Returns a list of packages containing the value passed in input'''
+    return [x for x in list_package if x.value == value]
+
+#OVERRIDING BASE SQL ALCHEMY ENGINE INSTANCE serve per la connessione con gcube?
+def _init_TrackingMiddleware(self, app, config):
+    self.app = app
+    log.debug('TrackingMiddleware d4Science instance')
+    sqlalchemy_url = config.get('sqlalchemy.url')
+    log.debug('sqlalchemy_url read: '+str(sqlalchemy_url))
     
-    return lst
+    sqlalchemy_pool = config.get('sqlalchemy.pool_size')
+    if sqlalchemy_pool is None:
+        sqlalchemy_pool = 5
+    
+    log.debug('sqlalchemy_pool read: '+str(sqlalchemy_pool))
+    sqlalchemy_overflow = config.get('sqlalchemy.max_overflow')
+    
+    if sqlalchemy_overflow is None:
+        sqlalchemy_overflow = 10
+    
+    log.debug('sqlalchemy_overflow read: '+str(sqlalchemy_overflow))
+    
+    try:
+        self.engine = sa.create_engine(sqlalchemy_url, pool_size=int(sqlalchemy_pool), max_overflow=int(sqlalchemy_overflow))
+    except TypeError as e:
+        log.error('pool size does not work: ' +str(e.args))
+        self.engine = sa.create_engine(sqlalchemy_url)
+            
 
-
-class D4Science_ThemePlugin(plugins.SingletonPlugin, toolkit.DefaultDatasetForm):
+class D4Science_ThemePlugin(plugins.SingletonPlugin, toolkit.DefaultDatasetForm, DefaultPermissionLabels):
     plugins.implements(plugins.IConfigurer)
-    plugins.implements(plugins.IDatasetForm)
+    plugins.implements(plugins.IDatasetForm, inherit=True)
     plugins.implements(plugins.ITemplateHelpers)
     plugins.implements(plugins.IFacets)
     #plugins.implements(IRoutes, inherit=True)
 
     #ckan 2.10
     plugins.implements(plugins.IBlueprint)
+    plugins.implements(plugins.IValidators)
+    plugins.implements(plugins.IPackageController, inherit=True)
+    
+    #PRIVATE DATASETS SECTION
+    plugins.implements(plugins.IAuthFunctions)
+    #plugins.implements(plugins.IRoutes, inherit=True)
+    plugins.implements(plugins.IActions)
+    plugins.implements(plugins.IPermissionLabels)
+    plugins.implements(plugins.IResourceController)
+    
     
     # IConfigurer
     def update_config(self, config_):
@@ -217,39 +215,151 @@ class D4Science_ThemePlugin(plugins.SingletonPlugin, toolkit.DefaultDatasetForm)
         # that we'll use to refer to this fanstatic directory from CKAN
         # templates.
         toolkit.add_resource('assets', 'd4science_theme')
-        # toolkit.add_resource('assets', 'd4science_scripts')
     
+    def _modify_package_schema(self):
+        # Personalizza il campo 'extras' rimuovendo il validatore extra_key_not_in_root_schema
+        
+        return {
+            #private datasets
+            'private': [toolkit.get_validator('ignore_missing'),
+                        toolkit.get_validator('boolean_validator')],
+            constants.ALLOWED_USERS_STR: [toolkit.get_validator('ignore_missing'),
+                                          conv_val.private_datasets_metadata_checker],
+            constants.ALLOWED_USERS: [conv_val.allowed_users_convert,
+                                      toolkit.get_validator('ignore_missing'),
+                                      conv_val.private_datasets_metadata_checker],
+            constants.ACQUIRE_URL: [toolkit.get_validator('ignore_missing'),
+                                    conv_val.private_datasets_metadata_checker,
+                                    conv_val.url_checker,
+                                    toolkit.get_converter('convert_to_extras')],
+            constants.SEARCHABLE: [toolkit.get_validator('ignore_missing'),
+                                   conv_val.private_datasets_metadata_checker,
+                                   toolkit.get_converter('convert_to_extras'),
+                                   toolkit.get_validator('boolean_validator')],
+            #d4science_theme
+            'extras': {
+                'id': [toolkit.get_validator('ignore')],  # Ignora 'id' come prima
+                'key': [toolkit.get_validator('not_empty'), toolkit.get_validator('unicode_safe'), validators.ignore_duplicate_keys],  # Aggiunto ignore duplicate
+                'value': [toolkit.get_validator('not_missing')]
+            }
+        }
+        
     #IDatasetForm
     def create_package_schema(self):
         # let's grab the default schema in our plugin
+        log.debug("creating package....")
         schema = super(D4Science_ThemePlugin, self).create_package_schema()
+        #log.debug("schema after create prima del validator %s", schema)
         schema = remove_check_replicated_custom_key(schema)
+        #log.debug("create_package1 (remove __before): %s", schema)
+        schema.update(self._modify_package_schema())
         #d.package_dict_save = _package_dict_save
+        #log.debug("create_package2 (remove extras validator): %s", schema)
         return schema
     
     #IDatasetForm
     def update_package_schema(self):
+        log.debug("** update_package **")
         schema = super(D4Science_ThemePlugin, self).update_package_schema()
         schema = remove_check_replicated_custom_key(schema)
+        #log.debug("update_package1 (remove __before) %s", schema)
+        schema.update(self._modify_package_schema())
+        #log.debug("update_package2 (remove extras validator) %s", schema)
         return schema
     
     #IDatasetForm
     def show_package_schema(self):
+        log.debug("** show package **")
         schema = super(D4Science_ThemePlugin, self).show_package_schema()
+        #log.debug("show_package1 %s", schema)
         schema = remove_check_replicated_custom_key(schema)
+        #log.debug("show_package1.5 no before %s", schema)
+        schema.update({
+            #private datasets
+            constants.ALLOWED_USERS: [conv_val.get_allowed_users,
+                                      toolkit.get_validator('ignore_missing')],
+            constants.ACQUIRE_URL: [toolkit.get_converter('convert_from_extras'),
+                                    toolkit.get_validator('ignore_missing')],
+            constants.SEARCHABLE: [toolkit.get_converter('convert_from_extras'),
+                                   toolkit.get_validator('ignore_missing')],
+            #d4science_theme
+            'extras': {
+                'id': [toolkit.get_validator('ignore')],  # Ignora 'id' come prima
+                'key': [toolkit.get_validator('not_empty'), toolkit.get_validator('unicode_safe'), validators.ignore_duplicate_keys],  # Aggiunto ignore duplicate
+                'value': [toolkit.get_validator('not_missing')]
+            }
+        })
         return schema
     
+    
     #IDatasetForm
     def is_fallback(self):
         # Return True to register this plugin as the default handler for package types not handled by any other IDatasetForm plugin
-        return False
+        return True
     
     #IDatasetForm
     def package_types(self):
         # This plugin doesn't handle any special package types, it just
         # registers itself as the default (above).
         return []
+            
+            
+    #IDatasetForm
+    def is_fallback(self):
+        # Return True to register this plugin as the default handler for package types not handled by any other IDatasetForm plugin
+        return True
     
+    #IDatasetForm
+    def package_types(self):
+        # This plugin doesn't handle any special package types, it just
+        # registers itself as the default (above).
+        return []
+            
+    def get_validators(self):
+        return {
+            'ignore_duplicate_keys': validators.ignore_duplicate_keys
+        }
+     
+    def convert_to_boolean(self, value):
+        log.debug("value boolean %s", value)
+        if isinstance(value, str):
+            if value.lower() == 'true':
+                return True
+            elif value.lower() == 'false':
+                return False
+        return value
+    
+    #IValidator
+    def validate(self, context, data_dict, schema, action):
+        # Modifica il comportamento del validatore per ignorare le chiavi duplicate
+        # Assicurati che 'private' sia un valore booleano
+        log.debug("calling, validate, questo è lo schema: %s", schema)
+        data_dict['private'] = self.convert_to_boolean(data_dict.get('private', False))
+        errors = []
+        #todo change this function
+        if 'extras' in data_dict:
+            log.debug("extras presente")
+            extras = data_dict['extras']
+            new_extras = []
+            log.debug("extras value before for: %s e lunghezza: %s", extras, len(extras))
+            # Aggiungi ogni coppia chiave-valore alla nuova lista, mantenendo i duplicati
+            for extra in extras:
+                new_extras.append(extra)
+                log.debug("Aggiunta extra con chiave duplicata: %s -> %s", extra['key'], extra['value'])
+        
+        # Aggiorna il data_dict con la lista di extras che include i duplicati
+        data_dict['extras'] = new_extras
+        log.debug("new extras mantenendo i duplicati: %s", new_extras)
+        log.debug("pre return validate %s", data_dict)
+        return data_dict, errors
+        
+    def apply_custom_extras_validator(self, data_dict):
+        """
+        Funzione helper per applicare il validator agli extras
+        """
+        extras = data_dict.get('extras', [])
+        # Esegui il validator per assicurare il salvataggio dei duplicati
+        validators.ignore_duplicate_keys('extras', data_dict, [], {})
     
     #ITemplateHelpers
     def get_helpers(self):
@@ -290,11 +400,19 @@ class D4Science_ThemePlugin(plugins.SingletonPlugin, toolkit.DefaultDatasetForm)
             'd4science_get_location_to_bboxes' : helpers.get_location_to_bboxes,
             'd4science_get_content_moderator_system_placeholder': helpers.get_content_moderator_system_placeholder,
             'd4science_get_site_statistics': helpers.get_site_statistics,
+            #privatedatasets section
+            'is_dataset_acquired': helpers.is_dataset_acquired,
+            'get_allowed_users_str': helpers.get_allowed_users_str,
+            'is_owner': helpers.is_owner,
+            'can_read': helpers.can_read,
+            'show_acquire_url_on_create': helpers.show_acquire_url_on_create,
+            'show_acquire_url_on_edit': helpers.show_acquire_url_on_edit,
+            'acquire_button': helpers.acquire_button
         }
     
     #Overriding package_extras_save method
     # Is this needed?
-    # model_save.package_extras_save = _package_extras_save
+    model_save.package_extras_save = _package_extras_save
     
     #Overriding index home controller - rimosso in ckan 2.10
     #d4sHC = d4SHomeController()
@@ -302,6 +420,9 @@ class D4Science_ThemePlugin(plugins.SingletonPlugin, toolkit.DefaultDatasetForm)
 
     global d4s_ctg_namespaces_controller
     
+    #OVERRIDING BASE SQL ALCHEMY ENGINE INSTANCE
+    TrackingMiddleware.__init__ = _init_TrackingMiddleware
+    
     #if d4s_ctg_namespaces_controller is None:
     #    log.info("d4s_ctg_namespaces_controller instancing...")
     #    d4s_ctg_namespaces_controller = helpers.get_d4s_namespace_controller()
@@ -391,6 +512,7 @@ class D4Science_ThemePlugin(plugins.SingletonPlugin, toolkit.DefaultDatasetForm)
             ('/organization_vre', 'organization_vre', d4sOC.index),
             ('/tags', 'tags', tags),
             ('/groups', 'groups', groups),
+            ('/dashboard/acquired', 'acquired_datasets', acquired_datasets) #privatedatasets rule
         ]
         for rule in rules:
             blueprint.add_url_rule(*rule)
@@ -437,4 +559,249 @@ class D4Science_ThemePlugin(plugins.SingletonPlugin, toolkit.DefaultDatasetForm)
         
         return facets_dict
 
+    ######################################################################
+    ######################## PRIVATEDATASET FORM #########################
+    ######################################################################
 
+    def __init__(self, name=None):
+        self.indexer = search.PackageSearchIndex()
+        
+    def is_fallback(self):
+        # Return True to register this plugin as the default handler for package types not handled by any other IDatasetForm plugin
+        return True
+    
+    def package_types(self):
+        # This plugin doesn't handle any special package types, it just
+        # registers itself as the default (above).
+        return []
+    
+    ######################################################################
+    ########################### AUTH FUNCTIONS ###########################
+    ######################################################################
+
+    def get_auth_functions(self):
+        auth_functions = {'package_show': auth.package_show,
+                          'package_update': auth.package_update,
+                          'resource_show': auth.resource_show,
+                          constants.PACKAGE_ACQUIRED: auth.package_acquired,
+                          constants.ACQUISITIONS_LIST: auth.acquisitions_list,
+                          constants.PACKAGE_DELETED: auth.revoke_access}
+
+        return auth_functions
+    
+    ######################################################################
+    ############################## IACTIONS ##############################
+    ######################################################################
+
+    def get_actions(self):
+        action_functions = {constants.PACKAGE_ACQUIRED: actions.package_acquired,
+                            constants.ACQUISITIONS_LIST: actions.acquisitions_list,
+                            constants.PACKAGE_DELETED: actions.revoke_access}
+
+        return action_functions
+    
+    ######################################################################
+    ######################### IPACKAGECONTROLLER #########################
+    ######################################################################
+
+    def _delete_pkg_atts(self, pkg_dict, attrs):
+        for attr in attrs:
+            if attr in pkg_dict:
+                del pkg_dict[attr]
+
+    def before_dataset_index(self, pkg_dict):
+
+        if 'extras_' + constants.SEARCHABLE in pkg_dict:
+            if pkg_dict['extras_searchable'] == 'False':
+                pkg_dict['capacity'] = 'private'
+            else:
+                pkg_dict['capacity'] = 'public'
+
+        return pkg_dict
+
+    def after_dataset_create(self, context, pkg_dict):
+        session = context['session']
+        update_cache = False
+
+        db.init_db(context['model'])
+
+        # Get the users and the package ID
+        if constants.ALLOWED_USERS in pkg_dict:
+
+            allowed_users = pkg_dict[constants.ALLOWED_USERS]
+            package_id = pkg_dict['id']
+
+            # Get current users
+            users = db.AllowedUser.get(package_id=package_id)
+
+            # Delete users and save the list of current users
+            current_users = []
+            for user in users:
+                current_users.append(user.user_name)
+                if user.user_name not in allowed_users:
+                    session.delete(user)
+                    update_cache = True
+
+            # Add non existing users
+            for user_name in allowed_users:
+                if user_name not in current_users:
+                    out = db.AllowedUser()
+                    out.package_id = package_id
+                    out.user_name = user_name
+                    out.save()
+                    session.add(out)
+                    update_cache = True
+
+            session.commit()
+
+            # The cache should be updated. Otherwise, the system may return
+            # outdated information in future requests
+            if update_cache:
+                new_pkg_dict = toolkit.get_action('package_show')(
+                    {'model': context['model'],
+                     'ignore_auth': True,
+                     'validate': False,
+                     'use_cache': False},
+                    {'id': package_id})
+
+                # Prevent acquired datasets jumping to the first position
+                revision = toolkit.get_action('revision_show')({'ignore_auth': True}, {'id': new_pkg_dict['revision_id']})
+                new_pkg_dict['metadata_modified'] = revision.get('timestamp', '')
+                self.indexer.update_dict(new_pkg_dict)
+
+        return pkg_dict
+
+    def after_dataset_update(self, context, pkg_dict):
+        return self.after_dataset_create(context, pkg_dict)
+
+    def after_dataset_show(self, context, pkg_dict):
+
+        void = False
+
+        for resource in pkg_dict['resources']:
+            if resource == {}:
+                void = True
+
+        if void:
+            del pkg_dict['resources']
+            del pkg_dict['num_resources']
+
+        user_obj = context.get('auth_user_obj')
+        updating_via_api = context.get(constants.CONTEXT_CALLBACK, False)
+
+        # allowed_users and searchable fileds can be only viewed by (and only if the dataset is private):
+        # * the dataset creator
+        # * the sysadmin
+        # * users allowed to update the allowed_users list via the notification API
+        if pkg_dict.get('private') is False or not updating_via_api and (not user_obj or (pkg_dict['creator_user_id'] != user_obj.id and not user_obj.sysadmin)):
+            # The original list cannot be modified
+            attrs = list(HIDDEN_FIELDS)
+            self._delete_pkg_atts(pkg_dict, attrs)
+
+        return pkg_dict
+
+    def after_dataset_delete(self, context, pkg_dict):
+        session = context['session']
+        package_id = pkg_dict['id']
+
+        # Get current users
+        db.init_db(context['model'])
+        users = db.AllowedUser.get(package_id=package_id)
+
+        # Delete all the users
+        for user in users:
+            session.delete(user)
+        session.commit()
+
+        return pkg_dict
+
+    def after_dataset_search(self, search_results, search_params):
+        for result in search_results['results']:
+            # Extra fields should not be returned
+            # The original list cannot be modified
+            attrs = list(HIDDEN_FIELDS)
+
+            # Additionally, resources should not be included if the user is not allowed
+            # to show the resource
+            context = {
+                'model': model,
+                'session': model.Session,
+                'user': toolkit.c.user,
+                'user_obj': toolkit.c.userobj
+            }
+
+            try:
+                toolkit.check_access('package_show', context, result)
+            except toolkit.NotAuthorized:
+                # NotAuthorized exception is risen when the user is not allowed
+                # to read the package.
+                attrs.append('resources')
+            # Delete
+            self._delete_pkg_atts(result, attrs)
+
+        return search_results
+    
+    def before_dataset_view(self, pkg_dict):
+
+        for resource in pkg_dict['resources']:
+
+            context = {
+                'model': model,
+                'session': model.Session,
+                'user': toolkit.c.user,
+                'user_obj': toolkit.c.userobj
+            }
+
+            try:
+                toolkit.check_access('resource_show', context, resource)
+            except toolkit.NotAuthorized:
+                pkg_dict['resources'].remove(resource)
+                pkg_dict = self.before_view(pkg_dict)
+        return pkg_dict
+    
+    def get_dataset_labels(self, dataset_obj):
+        labels = super(D4Science_ThemePlugin, self).get_dataset_labels(
+            dataset_obj)
+
+        if getattr(dataset_obj, 'searchable', False):
+            labels.append('searchable')
+
+        return labels
+
+    def get_user_dataset_labels(self, user_obj):
+        labels = super(D4Science_ThemePlugin, self).get_user_dataset_labels(
+            user_obj)
+
+        labels.append('searchable')
+        return labels
+
+    ######################################################################
+    ######################### IRESOURCECONTROLLER ########################
+    ######################################################################
+
+    def before_resource_create(self, context, resource):
+        pass
+    
+    def after_resource_create(self, context, resource):
+        pass
+    
+    def before_resource_update(self, context, current, resource):
+        pass
+
+    def before_resource_delete(self, context, resource, resources):
+        pass
+
+    def before_resource_show(self, resource_dict):
+
+        context = {
+            'model': model,
+            'session': model.Session,
+            'user': toolkit.c.user,
+            'user_obj': toolkit.c.userobj
+        }
+
+        try:
+            toolkit.check_access('resource_show', context, resource_dict)
+        except toolkit.NotAuthorized:
+            resource_dict.clear()
+        return resource_dict
\ No newline at end of file
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/privatedatasets/actions.py b/ckanext-d4science_theme/ckanext/d4science_theme/privatedatasets/actions.py
new file mode 100644
index 0000000..23b93f5
--- /dev/null
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/privatedatasets/actions.py
@@ -0,0 +1,239 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2014 - 2017 CoNWeT Lab., Universidad Politécnica de Madrid
+# Copyright (c) 2018 Future Internet Consulting and Development Solutions S.L.
+
+# This file is part of CKAN Private Dataset Extension.
+
+# CKAN Private Dataset Extension is free software: you can redistribute it and/or
+# modify it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# CKAN Private Dataset Extension is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+
+# You should have received a copy of the GNU Affero General Public License
+# along with CKAN Private Dataset Extension.  If not, see <http://www.gnu.org/licenses/>.
+
+from __future__ import absolute_import
+
+import importlib
+import logging
+import os
+
+import ckan.plugins as plugins
+
+from ckanext.d4science_theme.privatedatasets import constants
+from ckanext.d4science_theme import db
+
+log = logging.getLogger(__name__)
+
+PARSER_CONFIG_PROP = 'ckan.d4science_theme.privatedatasets.parser'
+
+
+def package_acquired(context, request_data):
+    '''
+    API action to be called every time a user acquires a dataset in an external service.
+
+    This API should be called to add the user to the list of allowed users.
+
+    Since each service can provide a different way of pushing the data, the received
+    data will be forwarded to the parser set in the preferences. This parser should
+    return a dict similar to the following one:
+        {'errors': ["...", "...", ...]
+         'users_datasets': [{'user': 'user_name', 'datasets': ['ds1', 'ds2', ...]}, ...]}
+    1) 'errors' contains the list of errors. It should be empty if no errors arised
+       while the notification is parsed
+    2) 'users_datasets' is the lists of datasets available for each user (each element
+       of this list is a dictionary with two fields: user and datasets).
+
+    :parameter request_data: Depends on the parser
+    :type request_data: dict
+
+    :return: A list of warnings or None if the list of warnings is empty
+    :rtype: dict
+
+    '''
+    context['method'] = 'grant'
+    return _process_package(context, request_data)
+
+
+def acquisitions_list(context, data_dict):
+    '''
+    API to retrieve the list of datasets that have been acquired by a certain user
+
+    :parameter user: The user whose acquired dataset you want to retrieve. This parameter
+        is optional. If you don't include this identifier, the system will use the one
+        of the user that is performing the request
+    :type user: string
+
+    :return: The list of datarequest that has been acquired by the specified user
+    :rtype: list
+    '''
+
+    if data_dict is None:
+        data_dict = {}
+
+    if 'user' not in data_dict and 'user' in context:
+        data_dict['user'] = context['user']
+
+    plugins.toolkit.check_access(constants.ACQUISITIONS_LIST, context.copy(), data_dict)
+
+    # Init db
+    db.init_db(context['model'])
+
+    # Init the result array
+    result = []
+
+    # Check that the user exists
+    try:
+        plugins.toolkit.get_validator('user_name_exists')(data_dict['user'], context.copy())
+    except Exception:
+        raise plugins.toolkit.ValidationError('User %s does not exist' % data_dict['user'])
+
+    # Get the datasets acquired by the user
+    query = db.AllowedUser.get(user_name=data_dict['user'])
+
+    # Get the datasets
+    for dataset in query:
+        try:
+            dataset_show_func = 'package_show'
+            func_data_dict = {'id': dataset.package_id}
+            internal_context = context.copy()
+
+            # Check that the the dataset can be accessed and get its data
+            # FIX: If the check_access function is not called, an exception is risen.
+            plugins.toolkit.check_access(dataset_show_func, internal_context, func_data_dict)
+            dataset_dict = plugins.toolkit.get_action(dataset_show_func)(internal_context, func_data_dict)
+
+            # Only packages with state == 'active' can be shown
+            if dataset_dict.get('state', None) == 'active':
+                result.append(dataset_dict)
+        except Exception:
+            pass
+
+    return result
+
+
+def revoke_access(context, request_data):
+    '''
+    API action to be called in order to revoke access grants of an user.
+
+    This API should be called to delete the user from the list of allowed users.
+
+    Since each service can provide a different way of pushing the data, the received
+    data will be forwarded to the parser set in the preferences. This parser should
+    return a dict similar to the following one:
+        {'errors': ["...", "...", ...]
+         'users_datasets': [{'user': 'user_name', 'datasets': ['ds1', 'ds2', ...]}, ...]}
+    1) 'errors' contains the list of errors. It should be empty if no errors arised
+       while the notification is parsed
+    2) 'users_datasets' is the lists of datasets available for each user (each element
+       of this list is a dictionary with two fields: user and datasets).
+
+    :parameter request_data: Depends on the parser
+    :type request_data: dict
+
+    :return: A list of warnings or None if the list of warnings is empty
+    :rtype: dict
+
+    '''
+    context['method'] = 'revoke'
+    return _process_package(context, request_data)
+
+
+def _process_package(context, request_data):
+    log.info('Notification received: %s' % request_data)
+
+    # Check access
+    method = constants.PACKAGE_ACQUIRED if context.get('method') == 'grant' else constants.PACKAGE_DELETED
+    plugins.toolkit.check_access(method, context, request_data)
+
+    # Get the parser from the configuration
+    class_path = os.environ.get(PARSER_CONFIG_PROP.upper().replace('.', '_'), plugins.toolkit.config.get(PARSER_CONFIG_PROP, ''))
+
+    if class_path != '':
+        try:
+            cls = class_path.split(':')
+            class_package = cls[0]
+            class_name = cls[1]
+            parser_cls = getattr(importlib.import_module(class_package), class_name)
+            parser = parser_cls()
+        except Exception as e:
+            raise plugins.toolkit.ValidationError({'message': '%s: %s' % (type(e).__name__, str(e))})
+    else:
+        raise plugins.toolkit.ValidationError({'message': '%s not configured' % PARSER_CONFIG_PROP})
+
+    # Parse the result using the parser set in the configuration
+    # Expected result: {'errors': ["...", "...", ...]
+    #                   'users_datasets': [{'user': 'user_name', 'datasets': ['ds1', 'ds2', ...]}, ...]}
+    result = parser.parse_notification(request_data)
+
+    warns = []
+
+    for user_info in result['users_datasets']:
+        for dataset_id in user_info['datasets']:
+
+            try:
+                context_pkg_show = context.copy()
+                context_pkg_show['ignore_auth'] = True
+                context_pkg_show[constants.CONTEXT_CALLBACK] = True
+                dataset = plugins.toolkit.get_action('package_show')(context_pkg_show, {'id': dataset_id})
+
+                # This operation can only be performed with private datasets
+                # This check is redundant since the package_update function will throw an exception
+                # if a list of allowed users is included in a public dataset. However, this check
+                # should be performed in order to avoid strange future exceptions
+                if dataset.get('private', None) is True:
+
+                    # Create the array if it does not exist
+                    if constants.ALLOWED_USERS not in dataset or dataset[constants.ALLOWED_USERS] is None:
+                        dataset[constants.ALLOWED_USERS] = []
+
+                    method = context['method'] == 'grant'
+                    present = user_info['user'] in dataset[constants.ALLOWED_USERS]
+                    # Deletes the user only if it is in the list
+                    if (not method and present) or (method and not present):
+                        if method:
+                            dataset[constants.ALLOWED_USERS].append(user_info['user'])
+                        else:
+                            dataset[constants.ALLOWED_USERS].remove(user_info['user'])
+
+                        context_pkg_update = context.copy()
+                        context_pkg_update['ignore_auth'] = True
+
+                        # Set creator as the user who is performing the changes
+                        user_show = plugins.toolkit.get_action('user_show')
+                        creator_user_id = dataset.get('creator_user_id', '')
+                        user_show_context = {'ignore_auth': True}
+                        user = user_show(user_show_context, {'id': creator_user_id})
+                        context_pkg_update['user'] = user.get('name', '')
+
+                        plugins.toolkit.get_action('package_update')(context_pkg_update, dataset)
+                        log.info('Action %s access to dataset ended successfully' % context['method'])
+                    else:
+                        log.debug('Action %s access to dataset not completed. The dataset %s already %s access to the user %s' % (context['method'], dataset_id, context['method'], user_info['user']))
+                else:
+                    log.debug('Dataset %s is public. Cannot %s access to users' % (dataset_id, context['method']))
+                    warns.append('Unable to upload the dataset %s: It\'s a public dataset' % dataset_id)
+
+            except plugins.toolkit.ObjectNotFound:
+                # If a dataset does not exist in the instance, an error message will be returned to the user.
+                # However the process won't stop and the process will continue with the remaining datasets.
+                log.debug('Dataset %s was not found in this instance' % dataset_id)
+                warns.append('Dataset %s was not found in this instance' % dataset_id)
+            except plugins.toolkit.ValidationError as e:
+                # Some datasets does not allow to introduce the list of allowed users since this property is
+                # only valid for private datasets outside an organization. In this case, a wanr will return
+                # but the process will continue
+                # WARN: This exception should not be risen anymore since public datasets are not updated.
+                message = '%s(%s): %s' % (dataset_id, constants.ALLOWED_USERS, e.error_dict[constants.ALLOWED_USERS][0])
+                log.debug(message)
+                warns.append(message)
+
+    # Return warnings that inform about non-existing datasets
+    if len(warns) > 0:
+        return {'warns': warns}
\ No newline at end of file
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/privatedatasets/auth.py b/ckanext-d4science_theme/ckanext/d4science_theme/privatedatasets/auth.py
new file mode 100644
index 0000000..8b79c61
--- /dev/null
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/privatedatasets/auth.py
@@ -0,0 +1,130 @@
+import ckan.lib.helpers as helpers
+import ckan.logic.auth as logic_auth
+import ckan.plugins.toolkit as tk
+try:
+    import ckan.authz as authz
+except ImportError:
+    import ckan.new_authz as authz
+
+import ckanext.d4science_theme.db as db
+
+from ckan.common import _, request
+
+
+@tk.auth_allow_anonymous_access
+def package_show(context, data_dict):
+    user = context.get('user')
+    user_obj = context.get('auth_user_obj')
+    package = logic_auth.get_package_object(context, data_dict)
+
+    # datasets can be read by its creator
+    if package and user_obj and package.creator_user_id == user_obj.id:
+        return {'success': True}
+
+    # Not active packages can only be seen by its owners
+    if package.state == 'active':
+        # anyone can see a public package
+        if not package.private:
+            return {'success': True}
+
+        # if the user has rights to read in the organization or in the group
+        if package.owner_org:
+            authorized = authz.has_user_permission_for_group_or_org(
+                package.owner_org, user, 'read')
+        else:
+            authorized = False
+
+        # if the user is not authorized yet, we should check if the
+        # user is in the allowed_users object
+        if not authorized:
+            # Init the model
+            db.init_db(context['model'])
+
+            # Branch not executed if the database return an empty list
+            if db.AllowedUser.get(package_id=package.id, user_name=user):
+                authorized = True
+
+        if not authorized:
+            # Show a flash message with the URL to acquire the dataset
+            # This message only can be shown when the user tries to access the dataset via its URL (/dataset/...)
+            # The message cannot be displayed in other pages that uses the package_show function such as
+            # the user profile page
+
+            if hasattr(package, 'extras') and 'acquire_url' in package.extras and request.path.startswith('/dataset/')\
+                    and package.extras['acquire_url'] != '':
+                helpers.flash_notice(_('This private dataset can be acquired. To do so, please click ' +
+                                       '<a target="_blank" href="%s">here</a>') % package.extras['acquire_url'],
+                                     allow_html=True)
+
+            return {'success': False, 'msg': _('User %s not authorized to read package %s') % (user, package.id)}
+        else:
+            return {'success': True}
+    else:
+        return {'success': False, 'msg': _('User %s not authorized to read package %s') % (user, package.id)}
+
+
+def package_update(context, data_dict):
+    user = context.get('user')
+    user_obj = context.get('auth_user_obj')
+    package = logic_auth.get_package_object(context, data_dict)
+
+    # Only the package creator can update it
+    if package and user_obj and package.creator_user_id == user_obj.id:
+        return {'success': True}
+
+    # if the user has rights to update a dataset in the organization or in the group
+    if package and package.owner_org:
+        authorized = authz.has_user_permission_for_group_or_org(
+            package.owner_org, user, 'update_dataset')
+    else:
+        authorized = False
+
+    if not authorized:
+        return {'success': False, 'msg': _('User %s is not authorized to edit package %s') % (user, package.id)}
+    else:
+        return {'success': True}
+
+
+@tk.auth_allow_anonymous_access
+def resource_show(context, data_dict):
+    # This function is needed since CKAN resource_show function uses the default package_show
+    # function instead of the one defined in the plugin.
+    # A bug is openend in order to be able to remove this function
+    # https://github.com/ckan/ckan/issues/1818
+    # It's fixed now, so this function can be deleted when the new version is released.
+    _model = context['model']
+    user = context.get('user')
+    resource = logic_auth.get_resource_object(context, data_dict)
+
+    # check authentication against package
+    query = _model.Session.query(_model.Package)\
+        .join(_model.ResourceGroup)\
+        .join(_model.Resource)\
+        .filter(_model.ResourceGroup.id == resource.resource_group_id)
+    pkg = query.first()
+    if not pkg:
+        raise tk.ObjectNotFound(_('No package found for this resource, cannot check auth.'))
+
+    pkg_dict = {'id': pkg.id}
+    authorized = package_show(context, pkg_dict).get('success')
+
+    if not authorized:
+        return {'success': False, 'msg': _('User %s not authorized to read resource %s') % (user, resource.id)}
+    else:
+        return {'success': True}
+
+
+@tk.auth_allow_anonymous_access
+def package_acquired(context, data_dict):
+    # TODO: Improve security
+    return {'success': True}
+
+def acquisitions_list(context, data_dict):
+    # Users can get only their acquisitions list
+    return {'success': context['user'] == data_dict['user']}
+
+#V2 old repo d4science
+@tk.auth_allow_anonymous_access
+def revoke_access(context, data_dict):
+    # TODO: Check functionality and improve security(if needed)
+    return {'success': True}
\ No newline at end of file
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/privatedatasets/constants.py b/ckanext-d4science_theme/ckanext/d4science_theme/privatedatasets/constants.py
new file mode 100644
index 0000000..7f04e65
--- /dev/null
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/privatedatasets/constants.py
@@ -0,0 +1,28 @@
+
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2014 CoNWeT Lab., Universidad Politécnica de Madrid
+
+# This file is part of CKAN Private Dataset Extension.
+
+# CKAN Private Dataset Extension is free software: you can redistribute it and/or
+# modify it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# CKAN Private Dataset Extension is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+
+# You should have received a copy of the GNU Affero General Public License
+# along with CKAN Private Dataset Extension.  If not, see <http://www.gnu.org/licenses/>.
+
+ALLOWED_USERS = 'allowed_users'
+ACQUISITIONS_LIST = 'acquisitions_list'
+ALLOWED_USERS_STR = 'allowed_users_str'
+SEARCHABLE = 'searchable'
+ACQUIRE_URL = 'acquire_url'
+CONTEXT_CALLBACK = 'updating_via_cb'
+PACKAGE_ACQUIRED = 'package_acquired'
+PACKAGE_DELETED = 'revoke_access'
\ No newline at end of file
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/privatedatasets/converters_validators.py b/ckanext-d4science_theme/ckanext/d4science_theme/privatedatasets/converters_validators.py
new file mode 100644
index 0000000..ef73d11
--- /dev/null
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/privatedatasets/converters_validators.py
@@ -0,0 +1,108 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2014 CoNWeT Lab., Universidad Politécnica de Madrid
+# Copyright (c) 2019 Future Internet Consulting and Development Solutions S.L.
+
+# This file is part of CKAN Private Dataset Extension.
+
+# CKAN Private Dataset Extension is free software: you can redistribute it and/or
+# modify it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# CKAN Private Dataset Extension is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+
+# You should have received a copy of the GNU Affero General Public License
+# along with CKAN Private Dataset Extension.  If not, see <http://www.gnu.org/licenses/>.
+
+from __future__ import absolute_import
+
+from itertools import count
+import re
+
+import ckan.plugins.toolkit as toolkit
+from ckan.common import _
+import six
+
+from ckanext.d4science_theme.privatedatasets import constants
+from ckanext.d4science_theme import db
+
+
+def private_datasets_metadata_checker(key, data, errors, context):
+
+    dataset_id = data.get(('id',))
+    private_val = data.get(('private',))
+
+    # Avoid missing value
+    # "if not private_val:" is not valid because private_val can be False
+    if not isinstance(private_val, six.string_types) and not isinstance(private_val, bool):
+        private_val = None
+
+    # If the private field is not included in the data dict, we must check the current value
+    if private_val is None and dataset_id:
+        dataset_dict = toolkit.get_action('package_show')({'ignore_auth': True}, {'id': dataset_id})
+        private_val = dataset_dict.get('private')
+
+    private = private_val is True if isinstance(private_val, bool) else private_val == 'True'
+    metadata_value = data[key]
+
+    # If allowed users are included and the dataset is not private outside and organization, an error will be raised.
+    if metadata_value and not private:
+        errors[key].append(_('This field is only valid when you create a private dataset'))
+
+
+def allowed_users_convert(key, data, errors, context):
+
+    # By default, all the fileds are in the data dictionary even if they contains nothing. In this case,
+    # the value is 'ckan.lib.navl.dictization_functions.Missing' and for this reason the type is checked
+
+    # Get the allowed user list
+    if (constants.ALLOWED_USERS,) in data and isinstance(data[(constants.ALLOWED_USERS,)], list):
+        allowed_users = data[(constants.ALLOWED_USERS,)]
+    elif (constants.ALLOWED_USERS_STR,) in data and isinstance(data[(constants.ALLOWED_USERS_STR,)], six.string_types):
+        allowed_users_str = data[(constants.ALLOWED_USERS_STR,)].strip()
+        allowed_users = [allowed_user for allowed_user in allowed_users_str.split(',') if allowed_user.strip() != '']
+    else:
+        allowed_users = None
+
+    if allowed_users is not None:
+        current_index = max([int(k[1]) for k in data.keys() if len(k) == 2 and k[0] == key[0]] + [-1])
+
+        if len(allowed_users) == 0:
+            data[(constants.ALLOWED_USERS,)] = []
+        else:
+            for num, allowed_user in zip(count(current_index + 1), allowed_users):
+                allowed_user = allowed_user.strip()
+                data[(key[0], num)] = allowed_user
+
+
+def get_allowed_users(key, data, errors, context):
+    pkg_id = data[('id',)]
+
+    db.init_db(context['model'])
+
+    users = db.AllowedUser.get(package_id=pkg_id)
+
+    for i, user in enumerate(users):
+        data[(key[0], i)] = user.user_name
+
+
+def url_checker(key, data, errors, context):
+    url = data.get(key, None)
+
+    if url:
+        # DJango Regular Expression to check URLs
+        regex = re.compile(
+            r'^https?://'  # scheme is validated separately
+            r'(?:(?:[A-Z0-9](?:[A-Z0-9-]{0,61}[A-Z0-9])?\.)+(?:[A-Z]{2,6}\.?|[A-Z0-9-]{2,}(?<!-)\.?)|'  # domain...
+            r'localhost|'  # localhost...
+            r'\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}|'  # ...or ipv4
+            r'\[?[A-F0-9]*:[A-F0-9:]+\]?)'  # ...or ipv6
+            r'(?::\d+)?'  # optional port
+            r'(?:/?|[/?]\S+)$', re.IGNORECASE)
+
+        if regex.match(url) is None:
+            errors[key].append(_('The URL "%s" is not valid.') % url)
\ No newline at end of file
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/privatedatasets/parser/__init__.py b/ckanext-d4science_theme/ckanext/d4science_theme/privatedatasets/parser/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/privatedatasets/parser/fiware.py b/ckanext-d4science_theme/ckanext/d4science_theme/privatedatasets/parser/fiware.py
new file mode 100644
index 0000000..ebe5c87
--- /dev/null
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/privatedatasets/parser/fiware.py
@@ -0,0 +1,69 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2014 CoNWeT Lab., Universidad Politécnica de Madrid
+
+# This file is part of CKAN Private Dataset Extension.
+
+# CKAN Private Dataset Extension is free software: you can redistribute it and/or
+# modify it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# CKAN Private Dataset Extension is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+
+# You should have received a copy of the GNU Affero General Public License
+# along with CKAN Private Dataset Extension.  If not, see <http://www.gnu.org/licenses/>.
+
+import re
+from urllib.parse import urlparse
+
+from ckan.common import request
+import ckan.plugins.toolkit as tk
+
+
+class FiWareNotificationParser(object):
+
+    def parse_notification(self, request_data):
+        my_host = request.host
+
+        fields = ['customer_name', 'resources']
+
+        for field in fields:
+            if field not in request_data:
+                raise tk.ValidationError({'message': '%s not found in the request' % field})
+
+        # Parse the body
+        resources = request_data['resources']
+        user_name = request_data['customer_name']
+        datasets = []
+
+        if not isinstance(user_name, str):
+            raise tk.ValidationError({'message': 'Invalid customer_name format'})
+
+        if not isinstance(resources, list):
+            raise tk.ValidationError({'message': 'Invalid resources format'})
+
+        for resource in resources:
+            if isinstance(resource, dict) and 'url' in resource:
+                parsed_url = urlparse(resource['url'])
+                dataset_name = re.findall('^/dataset/([^/]+).*$', parsed_url.path)
+
+                resource_url = parsed_url.netloc
+                if ':' in my_host and ':' not in resource_url:
+                    # Add the default port depending on the protocol
+                    default_port = '80' if parsed_url.scheme == 'http' else '443'
+                    resource_url = resource_url + default_port
+
+                if len(dataset_name) == 1:
+                    if resource_url == my_host:
+                        datasets.append(dataset_name[0])
+                    else:
+                        raise tk.ValidationError({'message': 'Dataset %s is associated with the CKAN instance located at %s, expected %s'
+                                                 % (dataset_name[0], resource_url, my_host)})
+            else:
+                raise tk.ValidationError({'message': 'Invalid resource format'})
+
+        return {'users_datasets': [{'user': user_name, 'datasets': datasets}]}
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/privatedatasets/views.py b/ckanext-d4science_theme/ckanext/d4science_theme/privatedatasets/views.py
new file mode 100644
index 0000000..c21cb8b
--- /dev/null
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/privatedatasets/views.py
@@ -0,0 +1,53 @@
+# -*- coding: utf-8 -*-
+
+# Copyright (c) 2018 Future Internet Consulting and Development Solutions S.L.
+
+# This file is part of CKAN Private Dataset Extension.
+
+# CKAN Private Dataset Extension is free software: you can redistribute it and/or
+# modify it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# CKAN Private Dataset Extension is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+
+# You should have received a copy of the GNU Affero General Public License
+# along with CKAN Private Dataset Extension.  If not, see <http://www.gnu.org/licenses/>.
+
+from __future__ import absolute_import, unicode_literals
+
+from ckan import logic, model
+from ckan.common import _, g
+from ckan.lib import base
+import ckan.plugins.toolkit as toolkit
+
+from flask import render_template
+
+from ckanext.d4science_theme.privatedatasets import constants
+
+
+def acquired_datasets():
+    context = {'auth_user_obj': g.userobj, 'for_view': True, 'model': model, 'session': model.Session, 'user': g.user}
+    data_dict = {'user_obj': g.userobj}
+    try:
+        user_dict = toolkit.get_action('user_show')(context, data_dict)
+        acquired_datasets = toolkit.get_action(constants.ACQUISITIONS_LIST)(context, None)
+    except logic.NotFound:
+        base.abort(404, _('User not found'))
+    except logic.NotAuthorized:
+        base.abort(403, _('Not authorized to see this page'))
+
+    extra_vars = {
+        'user_dict': user_dict,
+        'acquired_datasets': acquired_datasets,
+    }
+    return render_template('user/dashboard_acquired.html', extra_vars)
+
+
+class AcquiredDatasetsControllerUI():
+
+    def acquired_datasets(self):
+        return acquired_datasets()
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/read.html b/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/read.html
index db5061f..a851298 100644
--- a/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/read.html
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/read.html
@@ -1,21 +1,24 @@
-{% extends "package/read_base.html" %}
+{% ckan_extends %}
+{% set dataset_extent = h.get_pkg_dict_extra(c.pkg_dict, 'spatial', '') %}
+{% set d4science_cms_obj_placeholders = h.d4science_get_content_moderator_system_placeholder() %}
+{% set moderation_item_status = h.get_pkg_dict_extra(c.pkg_dict,d4science_cms_obj_placeholders.item_status,'') %}
 
 {% block primary_content_inner %}
-  {{ super() }}
-    {% set dataset_extent = h.get_pkg_dict_extra(c.pkg_dict, 'spatial', '') %}
-    {% if dataset_extent %}
-        {% snippet "spatial/snippets/dataset_map.html", extent=dataset_extent %}
-    {% endif %}
+{% if moderation_item_status %}
+ <span class="label pull-right" style='margin-left:5px; padding:3px;'>
+    {{ moderation_item_status }}
+ </span>
+{% endif %}
   {% block package_description %}
     {% if pkg.private %}
-      <span class="dataset-private badge badge-inverse pull-right">
-        <i class="fa fa-lock"></i>
+      <span class="dataset-private label label-inverse pull-right">
+        <i class="icon-lock"></i>
         {{ _('Private') }}
       </span>
     {% endif %}
-    <h1>
+    <div class="principaltitle">
       {% block page_heading %}
-        {{ h.dataset_display_name(pkg) }}
+        {{ pkg.title or pkg.name }}
         {% if pkg.state.startswith('draft') %}
           [{{ _('Draft') }}]
         {% endif %}
@@ -23,28 +26,34 @@
           [{{ _('Deleted') }}]
         {% endif %}
       {% endblock %}
-    </h1>
+    </div>
     {% block package_notes %}
       {% if pkg.notes %}
-        <div class="notes embedded-content">
-          {{ h.render_markdown(h.get_translated(pkg, 'notes')) }}
+        <div class="notes embedded-content" style="white-space:pre-line;">
+          {{ h.render_markdown(pkg.notes) }}
         </div>
       {% endif %}
     {% endblock %}
     {# FIXME why is this here? seems wrong #}
     <span class="insert-comment-thread"></span>
   {% endblock %}
+  
+    
+  {% if dataset_extent %}
+    {% snippet "spatial/snippets/dataset_map.html", extent=dataset_extent %}
+  {% endif %}
+  
+  {% block package_tags %}
+  <div class="sectiontitle">{{_('Tags')}}</div>
+    {% snippet "package/snippets/tags.html", tags=pkg.tags %}
+  {% endblock %}
 
   {% block package_resources %}
     {% snippet "package/snippets/resources_list.html", pkg=pkg, resources=pkg.resources %}
   {% endblock %}
 
-  {% block package_tags %}
-    {% snippet "package/snippets/tags.html", tags=pkg.tags %}
-  {% endblock %}
-
   {% block package_additional_info %}
     {% snippet "package/snippets/additional_info.html", pkg_dict=pkg %}
   {% endblock %}
-
-{% endblock %}
+  
+{% endblock %}
\ No newline at end of file
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/additional_info.html b/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/additional_info.html
index d4070ce..e058199 100644
--- a/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/additional_info.html
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/additional_info.html
@@ -1,5 +1,74 @@
+{% set key_item_url = _('Item') + ' URL' %}
+
+<script type="text/javascript" src="/fanstatic/d4science_theme/d4science_scripts.js"></script>
+
+<script>
+  //ADDED by Francesco Mangiacrapa
+  jsonToHTML = function(containerID, cssClassToTable) {
+		CKAN_D4S_JSON_Util.jsonToHTML(containerID, cssClassToTable);
+  }
+</script>
+
 <section class="additional-info">
-  <h3>{{ _('Additional Info') }}</h3>
+    {% block extras scoped %}
+      {#
+      This performs a sort
+      {% for extra in h.sorted_extras(pkg_dict.extras) %}
+      #}
+    {% if pkg_dict.extras %}
+    	{# Added by Francesco Mangiacrapa, see 17901 #}
+    	{% set extra_item_url = h.get_pkg_dict_extra(pkg_dict,key_item_url) %}
+      {% if extra_item_url %}
+      	<div><div class="sectiontitle">{{ key_item_url }}</div>
+      	<table class="qr-code-table">
+      		<tr>
+	      		<td><a href={{ extra_item_url }} target="_blank">{{ extra_item_url }}</a></td>
+	      		<td>{% snippet "package/snippets/qrcode_show.html", package_url=extra_item_url %}</td>
+      		</tr>
+      	</table></div>
+      {% endif %}
+      {% set extras_indexed_for_categories = h.d4science_get_extras_indexed_for_namespaces(pkg_dict.extras) %}
+      {% for k_cat in extras_indexed_for_categories %}
+        {% set category_idx = extras_indexed_for_categories[k_cat] %}
+        {% if(k_cat!='nocategory') %}
+          <div><div class="sectiontitle">{{category_idx.category.title}}</div>
+               {% if category_idx.category.description %}
+                <div class="notes embedded-content"><p>Description: {{category_idx.category.description}}</p></div>
+               {% endif %}
+                <table class="table table-striped table-bordered table-condensed">
+                <thead>
+                  <tr>
+                    <th scope="col">{{ _('Field') }}</th>
+                    <th scope="col">{{ _('Value') }}</th>
+                  </tr>
+                </thead>
+                <tbody>
+	              {% set my_extras = h.d4science_get_extra_for_category(extras_indexed_for_categories, k_cat) %}
+					  {% snippet "package/snippets/extras_table.html", my_extras=my_extras, key_item_url=key_item_url %}
+                </tbody>
+                </table>
+          </div>
+        {% endif %}
+      {% endfor %}
+      {% set my_extras = h.d4science_get_extra_for_category(extras_indexed_for_categories, 'nocategory') %}
+      {% if my_extras|length > 0 %}
+        <div><div class="sectiontitle">{{ _('Additional Info') }}</div>
+        <table class="table table-striped table-bordered table-condensed">
+        <thead>
+          <tr>
+            <th scope="col">{{ _('Field') }}</th>
+            <th scope="col">{{ _('Value') }}</th>
+          </tr>
+        </thead>
+        <tbody>
+	      {% snippet "package/snippets/extras_table.html", my_extras=my_extras, key_item_url=key_item_url %}
+        </tbody>
+        </table>
+        </div>
+      {% endif %}
+    {% endif %}
+    {% endblock %}
+  <div class="sectiontitle">{{ _('Management Info') }}</div>
   <table class="table table-striped table-bordered table-condensed">
     <thead>
       <tr>
@@ -13,11 +82,7 @@
           <tr>
             <th scope="row" class="dataset-label">{{ _('Source') }}</th>
             {% if h.is_url(pkg_dict.url) %}
-              <td class="dataset-details" property="foaf:homepage">
-                <a href="{{ pkg_dict.url }}" rel="foaf:homepage" target="_blank">
-                  {{ pkg_dict.url }}
-                </a>
-              </td>
+              <td class="dataset-details" property="foaf:homepage">{{ h.link_to(pkg_dict.url, pkg_dict.url, rel='foaf:homepage', target='_blank') }}</td>
             {% else %}
               <td class="dataset-details" property="foaf:homepage">{{ pkg_dict.url }}</td>
             {% endif %}
@@ -35,16 +100,17 @@
             <td class="dataset-details" property="dc:creator">{{ pkg_dict.author }}</td>
           </tr>
         {% endif %}
-
+        {# Added by Francesco Mangiacrapa #}
+        {% set user_maintainer = h.d4science_get_user_info(pkg_dict.maintainer) %}
         {% if pkg_dict.maintainer_email %}
           <tr>
             <th scope="row" class="dataset-label">{{ _('Maintainer') }}</th>
-            <td class="dataset-details" property="dc:contributor">{{ h.mail_to(email_address=pkg_dict.maintainer_email, name=pkg_dict.maintainer) }}</td>
+            <td class="dataset-details" property="dc:contributor">{{ h.mail_to(email_address=pkg_dict.maintainer_email, name=user_maintainer.fullname if (user_maintainer and user_maintainer.fullname) else pkg_dict.maintainer) }}</td>
           </tr>
         {% elif pkg_dict.maintainer %}
           <tr>
             <th scope="row" class="dataset-label">{{ _('Maintainer') }}</th>
-            <td class="dataset-details" property="dc:contributor">{{ pkg_dict.maintainer }}</td>
+            <td class="dataset-details" property="dc:contributor">{{ user_maintainer.fullname if (user_maintainer and user_maintainer.fullname) else pkg_dict.maintainer }}</td>
           </tr>
         {% endif %}
 
@@ -78,18 +144,7 @@
             </td>
           </tr>
         {% endif %}
-
-      {% block extras scoped %}
-        {% for extra in h.sorted_extras(pkg_dict.extras) %}
-          {% set key, value = extra %}
-          <tr rel="dc:relation" resource="_:extra{{ i }}">
-            <th scope="row" class="dataset-label" property="rdfs:label">{{ _(key|e) }}</th>
-            <td class="dataset-details" property="rdf:value">{{ value }}</td>
-          </tr>
-        {% endfor %}
-      {% endblock %}
-
-      {% endblock %}
-    </tbody>
+          </tbody>
   </table>
-</section>
+      {% endblock %}
+</section>
\ No newline at end of file
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/extras_table.html b/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/extras_table.html
new file mode 100644
index 0000000..4a809cc
--- /dev/null
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/extras_table.html
@@ -0,0 +1,59 @@
+<!-- Applying "Show more"/"Show less" to 'spatial field', see #23298 -->
+<script type="text/javascript">
+    function manageLongField(containerID, n) {
+        try {
+            var str = document.getElementById(containerID).innerHTML;
+            if (str && str.length <= n) {
+                return str;
+            }
+    
+            var newContent = "<div><input type='checkbox' class='read-more-state' id='post-"+containerID+"'' /><label for='post-"+containerID+"'' class='read-more-trigger'></label><p class='read-more-wrap'>";
+            newContent += str.substring(0, n);
+            newContent += "<span class='read-more-target'>";
+            newContent += str.substring(n, str.length);
+            newContent += "</span></p></div>"
+    
+            document.getElementById(containerID).innerHTML = newContent
+        } catch (e) {
+            console.log('invalid containerID ' + containerID, e);
+        }
+    }
+    </script>
+    <!-- reading placeholder used by D4Science Content Moderator System, see #22854 -->
+    {% set d4science_cms_obj_placeholders = h.d4science_get_content_moderator_system_placeholder() %}
+    {% for extra_lnk in my_extras %}
+    {% set index = loop.index %}
+      {% for k in extra_lnk.keys() %}
+        {# Added by Francesco Mangiacrapa, see: #21701 #}
+        {% set extra_value = extra_lnk[k] %}
+        <!-- showing only extra fields with no empty values -->
+        {% if extra_value is defined and extra_value|length %}
+            {# Added by Francesco Mangiacrapa, see: #7055 #}
+            {% set isHttp = extra_value.startswith(('http://', 'https://')) %}
+            <tr rel="dc:relation" resource="_:extra{{ i }}">
+            <!-- no showing ITEM URL and D4Science CMS fields into table -->
+            {% if k != key_item_url and (not k.startswith(d4science_cms_obj_placeholders.prefix)) %}
+               <th scope="row" class="dataset-label" property="rdfs:label">{{ _(k) }}</th>
+               {% if isHttp %}
+                    {% if k ==  'graphic-preview-file'%}
+                      <td class="dataset-details" property="rdf:value"><img src={{ extra_value }} alt={{ extra_value }}></td>
+                    {% else %}
+                      <td class="dataset-details" property="rdf:value"><a href={{ extra_value }} target="_blank">{{ extra_value }}</a></td>
+                    {% endif %}
+               {% elif k == 'responsible-party' %}
+                 <td class="dataset-details" property="rdf:value"><div id="responsible-party-extra-{{index}}" class="d4s-json-table">{{ extra_value }}</div><script>jsonToHTML('responsible-party-extra-{{index}}')</script></td>
+               {% elif k == 'dataset-reference-date' %}
+                 <td class="dataset-details" property="rdf:value"><div id="dataset-reference-date-extra-{{index}}" class="d4s-json-table">{{ extra_value }}</div><script>jsonToHTML('dataset-reference-date-extra-{{index}}')</script></td>
+               {% elif k == 'coupled-resource' %}
+                 <td class="dataset-details" property="rdf:value"><div id="coupled-resource-date-extra-{{index}}" class="d4s-json-table">{{ extra_value }}</div><script>jsonToHTML('coupled-resource-date-extra-{{index}}')</script></td>
+               {% elif k.startswith('Zenodo') %}
+                 <td class="dataset-details" property="rdf:value"><div id="related-identifier-extra-{{index}}" class="d4s-json-table">{{ extra_value }}</div><script>jsonToHTML('related-identifier-extra-{{index}}')</script></td>
+                {% elif k == 'spatial' %}
+                 <td class="dataset-details" property="rdf:value"><div id='spatial-{{index}}'>{{ extra_value }}</div><script>manageLongField('spatial-{{index}}', 150)</script></td>
+               {% else %}
+                 <td class="dataset-details" property="rdf:value">{{ extra_value }}</td>
+               {% endif %}
+           {% endif %}
+        {% endif %}
+      {% endfor %}
+    {% endfor %}
\ No newline at end of file
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/info.html b/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/info.html
index 20678ff..60420b8 100644
--- a/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/info.html
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/info.html
@@ -1,41 +1,48 @@
 {#
-Displays a sidebar module with information for given package
-
-pkg    - The package dict that owns the resources.
-
-Example:
-
-  {% snippet "package/snippets/info.html", pkg=pkg %}
-
-#}
-{% block package_info %}
-  {% if pkg %}
-    <section class="module module-narrow">
-      <div class="module context-info">
-        <div class="module-content">
-          {% block package_info_inner %}
-            {% block heading %}
-              <h1 class="heading">{{ h.dataset_display_name(pkg) }}</h1>
-            {% endblock %}
-            {% block nums %}
-              {% set num_followers = h.follow_count('dataset', pkg.id) %}
-              <div class="nums">
-                <dl>
-                  <dt>{{ _('Followers') }}</dt>
-                  <dd data-module="followers-counter" data-module-id="{{ pkg.id }}" data-module-num_followers="{{ num_followers }}">{{ h.SI_number_span(num_followers) }}</dd>
-                </dl>
-              </div>
-            {% endblock %}
-            {% block follow_button %}
-              {% if not hide_follow_button %}
-                <div class="follow_button">
-                  {{ h.follow_button('dataset', pkg.id) }}
+  Displays a sidebard module with information for given package
+  
+  pkg    - The package dict that owns the resources.
+  
+  Example:
+  
+    {% snippet "package/snippets/info.html", pkg=pkg %}
+  
+  #}
+  {% block package_info %}
+    {% if pkg %}
+      <section class="module module-narrow">
+        <div class="module context-info">
+          <div class="module-content">
+            {% block package_info_inner %}
+              {% block heading %}
+                <div class="infotitle">{{ h.dataset_display_name(pkg) }}</div>
+              {% endblock %}
+          {% if pkg.extras %}  	
+           {% for extra in pkg.extras if extra['key'] == 'graphic-preview-file' %}
+           <div class="graphic-preview-style">
+               <div><a href={{ extra['value'] }} target="_blank"><img src={{ extra['value'] }} alt='graphic-preview-file'>Show Graphic</a></div>
+            </div>	
+            {% endfor %}
+          {% endif %}
+              {% block nums %}
+                <div class="nums">
+                  <dl>
+                    <dt>{{ _('Followers') }}</dt>
+                    <dd>{{ h.SI_number_span(h.follow_count('dataset', pkg.id)) }}</dd>
+                  </dl>
                 </div>
-              {% endif %}
+              {% endblock %}
+              {% block follow_button %}
+                {% if not hide_follow_button %}
+                  <div class="follow_button">
+                    {{ h.follow_button('dataset', pkg.name) }}
+                  </div>
+                {% endif %}
+              {% endblock %}
             {% endblock %}
-          {% endblock %}
+          </div>
         </div>
-      </div>
-    </section>
-  {% endif %}
-{% endblock %}
+      </section>
+    {% endif %}
+  {% endblock %}
+  
\ No newline at end of file
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/qrcdode_show.html b/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/qrcdode_show.html
new file mode 100644
index 0000000..a0ec361
--- /dev/null
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/qrcdode_show.html
@@ -0,0 +1,6 @@
+{% set qr_code_image = h.d4science_get_qrcode_for_url(package_url) %}
+{% block package_qrcode_for_url %}
+	<div style="padding: 1px;"><img src='data:image/svg+xml;base64, {{ qr_code_image }}' alt={{ package_url }}> </div>
+{% endblock %}
+
+      
\ No newline at end of file
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/resource_item.html b/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/resource_item.html
index 31d1c56..0f668fc 100644
--- a/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/resource_item.html
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/resource_item.html
@@ -1,82 +1,108 @@
-{#
-  Renders a single resource with icons and view links.
-
-  res - A resource dict to render
-  pkg - A package dict that the resource belongs to
-  can_edit - Whether the user is allowed to edit the resource
-  url_is_edit - Whether the link to the resource should be to editing it (set to False to make the link view the resource)
-  url - URL of the resource details page(resource edit/read depending on url_is_edit, by default).
-
-  Example:
-
-    {% snippet "package/snippets/resource_item.html", res=resource, pkg=pkg, can_edit=True, url_is_edit=False %}
-
-#}
-{% set url_action = pkg.type ~ ('_resource.edit' if url_is_edit and can_edit else '_resource.read') %}
-{% set url = url or h.url_for(url_action, id=pkg.name, resource_id=res.id) %}
-
+{% set can_edit = h.check_access('package_update', {'id':pkg.id }) %}
+{% set url_action = 'resource_edit' if url_is_edit and can_edit else 'resource_read' %}
+{# {% set url = h.url_for(controller='package', action=url_action, id=pkg.name, resource_id=res.id) %} #}
+{% set url = h.url_for('dataset_resource.read', id=pkg.name, resource_id=res.id) %}
 <li class="resource-item" data-id="{{ res.id }}">
+{# Added by Francesco Mangiacrapa block custom_view_on_resources see:4851 #}
+{% block custom_view_on_resources %}
+{% set user = c.user %}
+{% if user %}
   {% block resource_item_title %}
   <a class="heading" href="{{ url }}" title="{{ res.name or res.description }}">
-    {{ h.resource_display_name(res) | truncate(50) }}<span class="format-label" property="dc:format" data-format="{{ res.format.lower() or 'data' }}">{{ h.get_translated(res, 'format') }}</span>
-    {{ h.popular('views', res.tracking_summary.total, min=10) if res.tracking_summary }}
+    {{ h.resource_display_name(res) | truncate(50) }}<span class="format-label" property="dc:format" data-format="{{ res.format.lower() or 'data' }}">{{ res.format }}</span>
+    {{ h.popular('views', res.tracking_summary.total, min=10) }}
   </a>
   {% endblock %}
   {% block resource_item_description %}
     <p class="description">
       {% if res.description %}
-        {{ h.markdown_extract(h.get_translated(res, 'description'), extract_length=80) }}
+        {{ h.markdown_extract(res.description, extract_length=80) }}
       {% endif %}
     </p>
   {% endblock %}
   {% block resource_item_explore %}
   {% if not url_is_edit %}
+   {# Only if can edit, explorer button is shown with several facility #}
+  {% if can_edit %}
   <div class="dropdown btn-group">
-    <a href="#" class="btn btn-primary dropdown-toggle" type="button" id="dropdownExplorer" data-bs-toggle="dropdown" aria-expanded="false">
-      <i class="fa fa-share"></i>
+    <a href="#" class="btn btn-primary dropdown-toggle" data-toggle="dropdown">
+      <i class="icon-share-alt"></i>
       {{ _('Explore') }}
       <span class="caret"></span>
     </a>
-    <ul class="dropdown-menu" aria-labelledby="dropdownExplorer">
+    <ul class="dropdown-menu">
       {% block resource_item_explore_links %}
-        {% block explore_view %}
-          <li>
-            <a class="dropdown-item" href="{{ url }}">
-              {% if res.has_views %}
-                <i class="fa fa-chart-bar"></i>
-                {{ _('Preview') }}
-              {% else %}
-                <i class="fa fa-info-circle"></i>
-                {{ _('More information') }}
-              {% endif %}
-            </a>
-          </li>
-        {% endblock explore_view %}
-
-        {% if res.url and h.is_url(res.url) %}
       <li>
-        <a class="dropdown-item resource-url-analytics" href="{{ res.url }}" target="_blank" rel="noreferrer">
-          {% if res.has_views or res.url_type == 'upload' %}
-            <i class="fa fa-arrow-circle-down"></i>
-            {{ _('Download') }}
+        <a href="{{ url }}">
+          {% if res.has_views %}
+            <i class="icon-bar-chart"></i>
+            {{ _('Preview') }}
           {% else %}
-            <i class="fa fa-external-link"></i>
-            {{ _('Go to resource') }}
+            <i class="icon-info-sign"></i>
+            {{ _('More information') }}
           {% endif %}
         </a>
       </li>
+      {% if res.url and h.is_url(res.url) %}
+      {# Added by Francesco Mangiacrapa #}
+      <script type="text/javascript" >
+      //handles the click event
+      function handleClick(event, element, url) {
+      window.open(url, "_blank", null);
+      return false;
+      }
+      </script>
+      {# Comment by Francesco Mangiacrapa, in order to avoid "Download" and "Go to Resource" facilities through the Explore button #}
+      <!--<li>
+        <a class="resource-url-analytics" href="#" onclick="return handleClick(event, this, '{{ res.url }}');">
+          {% if res.has_views %}
+            <i class="icon-download"></i>
+            {{ _('Download') }}
+          {% else %}
+            <i class="icon-external-link"></i>
+            {{ _('Go to resource') }}
+          {% endif %}
+        </a>
+      </li>-->
       {% endif %}
-      {% if can_edit %}
+      {#{% if can_edit %}#}
       <li>
-        <a class="dropdown-item" href="{{ h.url_for(pkg.type ~ '_resource.edit', id=pkg.name, resource_id=res.id) }}">
-          <i class="fa fa-pencil-square"></i>
+        {# <a href="{{ h.url_for(controller='package', action='resource_edit', id=pkg.name, resource_id=res.id) }}"> #}
+        <a href="{{ h.url_for('dataset_resource.edit', id=pkg.name, resource_id=res.id) }}">
+          <i class="icon-edit"></i>
           {{ _('Edit') }}
         </a>
       </li>
-      {% endif %}
+      {#{% endif %}#}
       {% endblock %}
     </ul>
   </div>
+  {% else %}
+  <a href="{{ url }}" title="Go to {{ url }}">
+  {{ _('Go to resource') }}
+  </a>
+  {% endif %}
   {% endif %}
   {% endblock %}
+{% else %}
+ {% block resource_item_title2 %}
+ {# Updated by Francesco Mangiacrapa, see: #10056 #}
+  <a class="heading" href="javascript:CKAN_D4S_Functions_Util.showPopupD4S(null, 'myPopup_{{res.id}}', '250px');">
+    {{ h.resource_display_name(res) | truncate(50) }}<span class="format-label" property="dc:format" data-format="{{ res.format.lower() or 'data' }}">{{ res.format }}</span>
+    {{ h.popular('views', res.tracking_summary.total, min=10) }}
+  </a>
+  {% endblock %}
+  <div class="popupD4S" onclick="CKAN_D4S_Functions_Util.showPopupD4S(event, 'myPopup_{{res.id}}', '250px')">
+  {% block resource_item_description2 %}
+    <p class="description">
+      {% if res.description %}
+        {{ h.markdown_extract(res.description, extract_length=80) }}
+      {% endif %}
+    </p>
+  {% endblock %}
+ <span class="popuptext" id="myPopup_{{res.id}}">The resource: '{{ h.resource_display_name(res) | truncate(30) }}' is not accessible as guest user. You must login to access it!</span>
+  </div>
+{% endif %}
+{% endblock %}
 </li>
+
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/resources_list.html b/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/resources_list.html
index 9c6dd63..3ab3b78 100644
--- a/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/resources_list.html
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/templates/package/snippets/resources_list.html
@@ -1,37 +1,77 @@
-{#
+{# 
   Renders a list of resources with icons and view links.
-
-  resources - A list of resources (dicts) to render
-  pkg - A package dict that the resources belong to.
-
+  
+  resources - A list of resources to render
+  pkg - A package object that the resources belong to.
+  
   Example:
-
-  {% snippet "package/snippets/resources_list.html", pkg=pkg, resources=pkg.resources %}
-
+  
+    {% snippet "package/snippets/resources_list.html", pkg=pkg, resources=pkg.resources %}
+  
   #}
-
-<section id="dataset-resources" class="resources">
-  <h2>{{ _('Data and Resources') }}</h2>
-  {% block resource_list %}
-    {% if resources %}
-      <ul class="{% block resource_list_class %}resource-list{% endblock %}">
-        {% block resource_list_inner %}
-          {% set can_edit = can_edit or h.check_access('package_update', {'id':pkg.id }) %}
-          {% for resource in resources %}
-            {% snippet 'package/snippets/resource_item.html', pkg=pkg, res=resource, can_edit=can_edit %}
-          {% endfor %}
-        {% endblock %}
-      </ul>
-    {% else %}
-      {% block resource_list_empty %}
-        {% if h.check_access('resource_create', {'package_id': pkg['id']}) %}
-          {% trans url=h.url_for(pkg.type ~ '_resource.new', id=pkg.name) %}
-          <p class="empty">This dataset has no data, <a href="{{ url }}">why not add some?</a></p>
-          {% endtrans %}
-        {% else %}
-          <p class="empty">{{ _('This dataset has no data') }}</p>
-        {% endif %}
-      {% endblock %}
+  
+  <script type="text/javascript" >
+  
+  //Task #10389
+  window.addEventListener("message",
+   function (e) {
+   
+        var curr_loc = window.location.toString()
+        var orgin = e.origin.toString()
+        if(curr_loc.startsWith(orgin)){
+           //alert("ignoring message from myself");
+          return; 
+        }
+        //console.log("origin: "+e.data)
+        if(e.data == null)
+          return;
+          
+        var pMess = JSON.parse(e.data)
+        //console.log(pMess.explore_vres_landing_page)
+        window.linktogateway = pMess.explore_vres_landing_page;
+        goToHomeLink("resource-private")
+   },false);
+  
+  //Task #10389
+  goToHomeLink = function (divId) {
+    
+    var myDiv = document.getElementById(divId);
+    var myHost = window.linktogateway.substring(0, window.linktogateway.lastIndexOf("/"));
+    console.log("my host: "+myHost)
+    
+    if(myDiv && myHost){
+      myDiv.innerHTML= myDiv.innerHTML + ". <a target=\"_blank\" href="+myHost+"/home"+">Go to Login...</a>";
+    }
+      
+  }
+  </script>
+  
+  <section id="dataset-resources" class="resources">
+    <div class="sectiontitle">{{ _('Data and Resources') }}</div>
+    {% set user = c.user %}
+    {# Added by Francesco Mangiacrapa #10389 #}
+    {% if not user %}
+    <div id="resource-private" class="required-access">To access the resources you must log in</div>
     {% endif %}
-  {% endblock %}
-</section>
+   {# end #}
+    {% block resource_list %}
+      {% if resources %}
+        <ul class="{% block resource_list_class %}resource-list{% endblock %}">
+          {% block resource_list_inner %}
+            {% for resource in resources %}
+              {% snippet 'package/snippets/resource_item.html', pkg=pkg, res=resource %}
+            {% endfor %}
+          {% endblock %}
+        </ul>
+      {% else %}
+        {% if h.check_access('resource_create', {'package_id': pkg['id']}) %}
+            {% trans url=h.url_for(controller='package', action='new_resource', id=pkg.name) %}
+              <p class="empty">This dataset has no data, <a href="{{ url }}">why not add some?</a></p>
+            {% endtrans %}
+        {% else %}
+            <p class="empty">{{ _('This dataset has no data') }}</p>
+        {% endif %}
+      {% endif %}
+      {% endblock %}
+  </section>
+  
\ No newline at end of file
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/templates/snippets/acquire_button.html b/ckanext-d4science_theme/ckanext/d4science_theme/templates/snippets/acquire_button.html
new file mode 100644
index 0000000..a9f88ba
--- /dev/null
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/templates/snippets/acquire_button.html
@@ -0,0 +1,16 @@
+{#
+   
+    Displays a Get Access button to request access to a private dataset.
+    
+    ulr_dest	- target url
+    
+    Example:
+    
+      {% snippet 'snippets/acquire_button.html', url_dest=url %}
+    
+    #}
+    <a href={{ url_dest }} class="btn btn-mini" target="_blank">
+        <i class="icon-shopping-cart fa fa-shopping-cart"></i>
+        {{ _('Acquire') }}
+    </a>
+    
\ No newline at end of file
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/templates/snippets/package_item.html b/ckanext-d4science_theme/ckanext/d4science_theme/templates/snippets/package_item.html
index 801d9c8..4226fe8 100644
--- a/ckanext-d4science_theme/ckanext/d4science_theme/templates/snippets/package_item.html
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/templates/snippets/package_item.html
@@ -1,70 +1,220 @@
 {#
-Displays a single of dataset.
-
-package        - A package to display.
-item_class     - The class name to use on the list item.
-hide_resources - If true hides the resources (default: false).
-
-Example:
-
-  {% snippet 'snippets/package_item.html', package=c.datasets[0] %}
-
-#}
-{% set title = package.title or package.name %}
-{% set notes = h.markdown_extract(package.notes, extract_length=180) %}
-
-{% block package_item %}
+  Displays a single of dataset.
+  
+  package        - A package to display.
+  item_class     - The class name to use on the list item.
+  hide_resources - If true hides the resources (default: false).
+  banner         - If true displays a popular banner (default: false).
+  truncate       - The length to trucate the description to (default: 180)
+  truncate_title - The length to truncate the title to (default: 80).
+  
+  Example:
+  
+    {% snippet 'snippets/package_item.html', package=c.datasets[0] %}
+  
+  #}
+  
+  {% set truncate = truncate or 180 %}
+  {% set truncate_title = truncate_title or 80 %}
+  {% set title = package.title or package.name %}
+  {% set notes = h.markdown_extract(package.notes, extract_length=truncate) %}
+  {% set acquired =  h.is_dataset_acquired(package) %}
+  {% set owner = h.is_owner(package) %}
+  
+  {# {% resource 'd4science_theme/privatedatasets.css' %}#}
+  
+  {#
+  CHANGED BY FRANCESCO.MANGIACRAPA
+  #}
+  
+  {% block package_item_content %}
+   <!--Added by Francesco Mangiacrapa, See #6569, #7544, #8032, #8127 -->
+  {#
+  {{ package.extras }}
+  #}
+  
+  {% block toolbar %}
+  
+  {% endblock %}
+  
+  <script type="text/javascript" >
+  
+  flinktogateway = function (event, orgTitle) {
+  
+    var myDiv = document.getElementById("d4s_modal-div");
+    var clickPosition = CKAN_D4S_Functions_Util.getPosition(myDiv, event)
+    var myPosition = JSON.parse(clickPosition);
+    //console.log('msg')
+    
+    var mypopup = document.getElementById("myD4SModal");
+    mypopup.style.display = "block";
+  
+    var offset = myDiv.offsetHeight? myDiv.offsetHeight/2 : 0;
+    myDiv.style.top = (myPosition.posY - Number(offset))+"px";
+    
+    // Get the <span> element that closes the modal
+    var span = document.getElementById("d4s_span_modal");
+    
+    // When the user clicks on <span> (x), close the modal
+    span.onclick = function() {
+        mypopup.style.display = "none";
+    }
+    
+    // When the user clicks anywhere outside of the modal, close it
+    window.onclick = function(event) {
+        if (event.target == myD4SModal) {
+            mypopup.style.display = "none";
+        }
+    }
+    
+    var myPopupContent = document.getElementById("d4s_p_content");
+    var msgComplete = "This {{ _('dataset') }} is private to the VRE: <b>"+orgTitle+"</b>.<br/>You can request access to VREs using 'Explore Virtual Research Environments'";	
+    
+    if(window.linktogateway != null)
+      myPopupContent.innerHTML= msgComplete + " <a target=\"_blank\" href="+window.linktogateway+">Go to Explore...</a>";
+    else {
+      myPopupContent.innerHTML= msgComplete;  
+    }
+      
+  }
+  </script>
+  {% if package.private and not h.can_read(package) %}
   <li class="{{ item_class or "dataset-item" }}">
-    {% block content %}
-      <div class="dataset-content">
-        {% block heading %}
-          <h2 class="dataset-heading">
-            {% block heading_private %}
-              {% if package.private %}
-                <span class="dataset-private badge bg-secondary">
-                    <i class="fa fa-lock"></i>
-                    {{ _('Private') }}
-                </span>
-              {% endif %}
-            {% endblock %}
-            {% block heading_title %}
-    <a href="{{ h.url_for('%s.read' % package.type, id=package.name) }}" title="{{ title }}">
-      {{title|truncate(80)}}
-    </a>
-            {% endblock %}
-            {% block heading_meta %}
-              {% if package.get('state', '').startswith('draft') %}
-                <span class="badge bg-info">{{ _('Draft') }}</span>
-              {% elif package.get('state', '').startswith('deleted') %}
-                <span class="badge bg-danger">{{ _('Deleted') }}</span>
-              {% endif %}
-              {{ h.popular('recent views', package.tracking_summary.recent, min=10) if package.tracking_summary }}
-            {% endblock %}
-          </h2>
-        {% endblock %}
-        {% block notes %}
-          {% if notes %}
-            <div>{{ notes|urlize }}</div>
-          {% else %}
-            <p class="empty">{{ h.humanize_entity_type('package', package.type, 'no description') or _("There is no description for this dataset") }}</p>
-          {% endif %}
-        {% endblock %}
+  <!-- The Modal -->
+      <div id="myD4SModal" class="d4s_modal">
+        <!-- Modal content -->
+        <div id="d4s_modal-div" class="d4s_modal-content">
+        <h3>Access required...</h3>
+          <span id="d4s_span_modal" class="d4s_close">&times;</span>
+          <p id="d4s_p_content"></p>
+        </div>
       </div>
-      {% block resources %}
-        {% if package.resources and not hide_resources %}
-          {% block resources_outer %}
-            <ul class="dataset-resources list-unstyled">
-              {% block resources_inner %}
-                {% for resource in h.dict_list_reduce(package.resources, 'format') %}
-                <li>
-                  <a href="{{ h.url_for(package.type ~ '.read', id=package.name) }}" class="badge badge-default" data-format="{{ resource.lower() }}">{{ resource }}</a>
-                </li>
-                {% endfor %}
-              {% endblock %}
-            </ul>
-          {% endblock %}
+      {% set orgTitle = package.organization.title %}
+        <div class="dataset-content d4s_div_clickable" onclick="flinktogateway(event, '{{orgTitle}}')" title="This {{ _('dataset') }} is private to the VRE: {{package.organization.title}}. You can request access to VREs using 'Explore Virtual Research Environments'">
+        <div class="show_meatadatatype">
+       {% set mvalue = h.d4science_theme_get_systemtype_value_from_extras(package, package.extras) %}
+       {% set mcolor = h.d4science_get_color_for_type(mvalue) %}
+        <span class="button__badge" style="color: {{ mcolor }}">{{ mvalue }}</span>
+      </div>
+        <h3 class="dataset-heading">
+          {% if package.private and not h.can_read(package) %}
+            <span class="dataset-private label label-inverse">
+              <i class="icon-lock"></i>
+              {{ _('Private') }}
+            </span>
+            {{ _(h.truncate(title, truncate_title)) }}
+          {% endif %}
+          {% if acquired and not owner %}
+            <span class="dataset-private label label-acquired">
+              <i class="icon-shopping-cart"></i>
+              {{ _('Acquired') }}
+            </span>
+          {% endif %}
+          <!-- Customizations Acquire Button -->
+          {% if package.private and not h.can_read(package) %}
+              {# {{ _(h.truncate(title, truncate_title)) }} Dataset#} <!-- THIS IS PACKAGE TITLE -->
+               <div class="divider"/>
+              {{ h.acquire_button(package) }}
+          {% else %}
+              {{ h.link_to(h.truncate(title, truncate_title), h.url_for(controller='package', action='read', id=package.name)) }}
+          {% endif %}
+          <!-- End of customizations Acquire Button -->
+  
+          {% if package.get('state', '').startswith('draft') %}
+            <span class="label label-info">{{ _('Draft') }}</span>
+          {% elif package.get('state', '').startswith('deleted') %}
+            <span class="label label-important">{{ _('Deleted') }}</span>
+          {% endif %}
+          {{ h.popular('recent views', package.tracking_summary.recent, min=10) if package.tracking_summary }}
+        </h3>
+        {% if banner %}
+          <span class="banner">{{ _('Popular') }}</span>
         {% endif %}
-      {% endblock %}
-    {% endblock %}
+        {% if notes %}
+         <div style="word-wrap:break-word;">{{ notes|urlize(70,target='_blank') }}</div><!-- THIS IS PACKAGE DESCRIPTION -->
+        {% endif %}
+      </div>
   </li>
-{% endblock %}
+  {% else %}
+  <li class="{{ item_class or "dataset-item" }}">
+      <div class="dataset-content">
+       <div class="show_meatadatatype">
+       {% set mvalue = h.d4science_theme_get_systemtype_value_from_extras(package, package.extras)%}
+       {% set mcolor = h.d4science_get_color_for_type(mvalue) %}
+        <span class="button__badge" style="color: {{ mcolor }}">{{ mvalue }}</span>
+      </div>
+        <h3 class="dataset-heading">
+          {% if package.private and not h.can_read(package) %}
+            <span class="dataset-private label label-inverse">
+              <i class="icon-lock"></i>
+              {{ _('Private') }}
+            </span>
+          {% endif %}
+          {% if acquired and not owner %}
+            <span class="dataset-private label label-acquired">
+              <i class="icon-shopping-cart"></i>
+              {{ _('Acquired') }}
+            </span>
+          {% endif %}
+          {% if owner %}
+            <span class="dataset-private label label-owner">
+              <i class="icon-user"></i>
+              {{ _('Owner') }}
+            </span>
+          {% endif %}
+  
+          <!-- Customizations Acquire Button -->
+          {% if package.private and not h.can_read(package) %}
+              {{ _(h.truncate(title, truncate_title)) }}
+               <div class="divider"/>
+              {{ h.acquire_button(package) }}
+          {% else %}
+              {# CHANGED BY FRANCESCO MANGIACRAPA #}
+              {{ h.link_to(h.truncate(title, truncate_title), h.url_for(controller='dataset', action='read', id=package.name)) }}
+          {% endif %}
+          <!-- End of customizations Acquire Button -->
+  
+          {% if package.get('state', '').startswith('draft') %}
+            <span class="label label-info">{{ _('Draft') }}</span>
+          {% elif package.get('state', '').startswith('deleted') %}
+            <span class="label label-important">{{ _('Deleted') }}</span>
+          {% endif %}
+          {{ h.popular('recent views', package.tracking_summary.recent, min=10) if package.tracking_summary }}
+        </h3>
+        {% if banner %}
+          <span class="banner">{{ _('Popular') }}</span>
+        {% endif %}
+        {% if notes %}
+          <div style="word-wrap:break-word;">{{ notes|urlize(70,target='_blank') }}</div>
+        {% endif %}
+      </div>
+      {% if package.resources and not hide_resources %}
+  
+          {# CHANGED BY FRANCESCO MANGIACRAPA, see: #7055 #}
+            <ul class="dataset-resources unstyled">
+              {% for resource in package.resources %}
+              {% set resource_format = resource.format %}
+              {# TO INTERNAL RESOURCE PAGE set url = h.url_for(controller='package', action='resource_read', id=package.name, resource_id=resource.id) #}
+               <li>
+               
+                {% if c.userobj %}
+                {# USER IS LOGGED #}
+                   {# CHANGED BY FRANCESCO MANGIACRAPA #11178 #}
+                    <a href="{{ resource.url }}" target="_blank" title="{{ resource.name or resource.description }}" class="label" data-format="{{ resource_format.lower() }}">{{ resource_format }}</a>
+                {% else %}
+                    {# CHANGED BY FRANCESCO MANGIACRAPA #12377 #}
+                    <a class="label" href="javascript:CKAN_D4S_Functions_Util.showPopupD4S(null, 'myPopup_{{resource.id}}');" title="{{ resource.name or resource.description }}" class="label" data-format="{{ resource.format.lower() }}">{{ resource.format  }}</a>
+                <div class="popupD4SNoArrow" style="display: inline;" onclick="CKAN_D4S_Functions_Util.showPopupD4S(event, 'myPopup_{{resource.id}}')">
+                 <span class="popuptext" id="myPopup_{{resource.id}}">The resource: '{{ h.resource_display_name(resource) | truncate(30) }}' is not accessible as guest user. You must login to access it!</span>
+                </div>
+              
+            {% endif %}
+            
+               </li>
+              {% endfor %}
+            </ul>
+     {% endif %}
+  
+  </li>
+  {% endif %}
+  {% endblock %}
\ No newline at end of file
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/templates/snippets/tag_list.html b/ckanext-d4science_theme/ckanext/d4science_theme/templates/snippets/tag_list.html
index 77f753e..52c9c8d 100644
--- a/ckanext-d4science_theme/ckanext/d4science_theme/templates/snippets/tag_list.html
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/templates/snippets/tag_list.html
@@ -13,7 +13,7 @@
   <ul class="{{ _class }}">
     {% for tag in tags %}
       <li>
-        <a class="{% block tag_list_item_class %}tag{% endblock %}" href="{% url_for 'dataset.search', tags=tag.name %}" title="{{ tag.display_name }}">{{ tag.display_name|truncate(22) }}</a>
+        <a class="{% block tag_list_item_class %}tag{% endblock %}" href="{% url_for 'dataset.search', tags=tag.name %}" title="{{ tag.display_name }}"></a>
       </li>
     {% endfor %}
   </ul>
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/templates/user/dashboard_acquired.html b/ckanext-d4science_theme/ckanext/d4science_theme/templates/user/dashboard_acquired.html
new file mode 100644
index 0000000..a9fc325
--- /dev/null
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/templates/user/dashboard_acquired.html
@@ -0,0 +1,19 @@
+{% extends "user/dashboard.html" %}
+
+{% block dashboard_activity_stream_context %}{% endblock %}
+
+{% block page_primary_action %}
+  {% link_for _('Acquire Dataset'), controller='package', action='search', class_="btn btn-primary", icon="shopping-cart" %}
+{% endblock %}
+
+{% block primary_content_inner %}
+  <h2 class="hide-heading">{{ _('Acquired Datasets') }}</h2>
+  {% if acquired_datasets %}
+    {% snippet 'snippets/package_list.html', packages=acquired_datasets %}
+  {% else %}
+    <p class="empty">
+      {{ _('You haven\'t acquired any datasets.') }}
+      {% link_for _('Acquire one now?'), controller='package', action='search' %}
+    </p>
+  {% endif %}
+{% endblock %}
diff --git a/ckanext-d4science_theme/ckanext/d4science_theme/validators.py b/ckanext-d4science_theme/ckanext/d4science_theme/validators.py
new file mode 100644
index 0000000..0168c54
--- /dev/null
+++ b/ckanext-d4science_theme/ckanext/d4science_theme/validators.py
@@ -0,0 +1,24 @@
+import ckan.plugins.toolkit as toolkit
+from logging import getLogger
+
+log = getLogger(__name__)
+
+def ignore_duplicate_keys(key, data, errors, context):
+    """
+    Validator che consente chiavi duplicate negli extras.
+    """
+    # Estrarre gli extras dalla richiesta
+    log.debug("controllo extra (data) %s", data)
+    extras = data.get(key, [])
+    
+    # Log per il debugging
+    log.debug(f"Contenuto di 'data' per la chiave '{key}': {extras} (tipo: {type(extras)})")
+    
+    # Se ci sono duplicati, evita di sollevare un'eccezione
+    if isinstance(extras, list):  # Verifica che extras sia una lista
+        log.debug(f"Ignorando chiave duplicata: {extra['key']}")
+    else:
+        log.debug(f"Errore: 'extras' non è una lista, ma è di tipo {type(extras)}")
+        
+    ## Mantieni la lista aggiornata, che consente chiavi duplicate
+    #data[key] = extras
\ No newline at end of file
diff --git a/ckanext-d4science_theme/requirements.txt b/ckanext-d4science_theme/requirements.txt
index 55f2a9b..0e23e19 100644
--- a/ckanext-d4science_theme/requirements.txt
+++ b/ckanext-d4science_theme/requirements.txt
@@ -1,3 +1,4 @@
 webhelpers2
 xmltodict
 pyqrcode
+sqlalchemy
diff --git a/ckanext-d4science_theme/setup.py b/ckanext-d4science_theme/setup.py
index d3a3ba1..a616430 100644
--- a/ckanext-d4science_theme/setup.py
+++ b/ckanext-d4science_theme/setup.py
@@ -69,8 +69,7 @@ setup(
     # installed, specify them here.  If using Python 2.6 or less, then these
     # have to be included in MANIFEST.in as well.
     include_package_data=True,
-    package_data={
-    },
+    #package_data={},
 
     # Although 'package_data' is the preferred approach, in some case you may
     # need to place data files outside of your packages.