Specify reason when denying project application

Add field `response' in ProjectApplication model.
Add option `-m' in project-control command.

Refs #3493

snf-astakos-app/astakos/im/functions.py

@@ -738,7 +738,7 @@ def dismiss_application(application_id, request_user=None):
 
     application.dismiss()
 
-def deny_application(application_id):
+def deny_application(application_id, reason=None):
     application = get_application_for_update(application_id)
 
     if not application.can_deny():
@@ -746,7 +746,9 @@ def deny_application(application_id):
                 application.id, application.state_display()))
         raise PermissionDenied(m)
 
-    application.deny()
+    if reason is None:
+        reason = ""
+    application.deny(reason)
     application_deny_notify(application)
 
 def approve_application(app_id):

snf-astakos-app/astakos/im/management/commands/project-control.py

@@ -73,10 +73,17 @@ class Command(BaseCommand):
                     dest='terminate_expired',
                     default=False,
                     help="Terminate all expired projects"),
+        make_option('--message', '-m',
+                    dest='message',
+                    metavar='<msg>',
+                    help=("Specify reason of action, "
+                          "e.g. when denying a project")),
     )
 
     def handle(self, *args, **options):
 
+        message = options['message']
+
         pid = options['terminate']
         if pid is not None:
             self.run_command(terminate, pid)
@@ -99,7 +106,7 @@ class Command(BaseCommand):
 
         appid = options['deny']
         if appid is not None:
-            self.run_command(deny_application, appid)
+            self.run_command(deny_application, appid, message)
             return
 
         if options['check_expired']:

snf-astakos-app/astakos/im/models.py

@@ -1606,6 +1606,7 @@ class ProjectApplication(models.Model):
     comments                =   models.TextField(null=True, blank=True)
     issue_date              =   models.DateTimeField(auto_now_add=True)
     response_date           =   models.DateTimeField(null=True, blank=True)
+    response                =   models.TextField(null=True, blank=True)
 
     objects                 =   ProjectApplicationManager()
 
@@ -1775,7 +1776,7 @@ class ProjectApplication(models.Model):
     def can_deny(self):
         return self.state == self.PENDING
 
-    def deny(self):
+    def deny(self, reason):
         if not self.can_deny():
             m = _("cannot deny: application '%s' in state '%s'") % (
                     self.id, self.state)
@@ -1783,6 +1784,7 @@ class ProjectApplication(models.Model):
 
         self.state = self.DENIED
         self.response_date = datetime.now()
+        self.response = reason
         self.save()
 
     def can_approve(self):

snf-astakos-app/astakos/im/templates/im/projects/project_denial_notification.txt

@@ -5,3 +5,6 @@
 --
 
 Your project application request ({{object.name}}) has been denied.
+
+Comment:
+{{object.response}}