feat(core): only display navigation menu item if use can view model

!35 fixes #114

app/access/views/organization.py

@@ -12,6 +12,8 @@ from core.views.common import ChangeView, IndexView
 
 
 class IndexView(IndexView):
+
+    model = Organization
     permission_required = [
         'access.view_organization'
     ]

app/app/context_processors/base.py

@@ -5,6 +5,8 @@ from app.urls import urlpatterns
 from django.conf import settings
 from django.urls import URLPattern, URLResolver
 
+from access.models import Organization
+
 from settings.models.user_settings import UserSettings
 
 
@@ -88,7 +90,7 @@ def nav_items(context) -> list(dict()):
         is_active: {bool} if this link is the active URL
 
     Returns:
-        _type_: _description_
+        list: Items user has view access to
     """
 
     dnav = []
@@ -142,11 +144,37 @@ def nav_items(context) -> list(dict()):
 
                         name = str(pattern.name)
 
-                        nav_items = nav_items + [ {
-                            'name': name,
-                            'url': url,
-                            'is_active': is_active
-                            } ]
+                        if hasattr(pattern.callback.view_class, 'permission_required'):
+
+                            permissions_required = pattern.callback.view_class.permission_required
+
+                            user_has_perm = False
+
+                            if type(permissions_required) is list:
+
+                                user_has_perm = context.user.has_perms(permissions_required)
+
+                            else:
+
+                                user_has_perm = context.user.has_perm(permissions_required)
+
+                            if hasattr(pattern.callback.view_class, 'model'):
+
+                                if pattern.callback.view_class.model is Organization and context.user.is_authenticated:
+
+                                    organizations = Organization.objects.filter(manager = context.user)
+
+                                    if len(organizations) > 0:
+
+                                        user_has_perm = True
+
+                            if user_has_perm:
+
+                                nav_items = nav_items + [ {
+                                    'name': name,
+                                    'url': url,
+                                    'is_active': is_active
+                                    } ]
 
         if len(nav_items) > 0:
 

app/core/views/common.py

@@ -49,4 +49,12 @@ class DeleteView(OrganizationPermission, generic.DeleteView):
 
 class IndexView(View, generic.ListView):
 
-    pass
+    model = None
+
+    def __init__(self, **kwargs):
+
+        if not self.model:
+
+            raise Exception('Model is required for view')
+
+        super().__init__(**kwargs)

app/itim/urls.py

@@ -6,7 +6,7 @@ from itam.views import device, device_type, software, software_category, softwar
 app_name = "ITIM"
 urlpatterns = [
 
-    path("clusters", device.IndexView.as_view(), name="Clusters"),
-    path("services", device.IndexView.as_view(), name="Services"),
+    # path("clusters", device.IndexView.as_view(), name="Clusters"),
+    # path("services", device.IndexView.as_view(), name="Services"),
 
 ]

app/project_management/urls.py

@@ -4,6 +4,6 @@ from .views import ProjectIndex
 
 app_name = "Project Management"
 urlpatterns = [
-    path('', ProjectIndex.as_view(), name='Projects'),
+    # path('', ProjectIndex.as_view(), name='Projects'),
     
 ]