--- a/app/soc/modules/ghop/views/helper/access.py	Mon Sep 14 20:21:47 2009 +0200
+++ b/app/soc/modules/ghop/views/helper/access.py	Tue Sep 15 20:54:40 2009 +0200
@@ -20,7 +20,8 @@
 """
 
 __authors__ = [
-    '"Madhusudan.C.S" <madhusudancs@gmail.com>'
+    '"Madhusudan.C.S" <madhusudancs@gmail.com>',
+    '"Lennard de Rijk" <ljvderijk@gmail.com>',
   ]
 
 
@@ -34,6 +35,7 @@
 
 from soc.modules.ghop.logic.models import mentor as ghop_mentor_logic
 from soc.modules.ghop.logic.models import org_admin as ghop_org_admin_logic
+from soc.modules.ghop.logic.models import program as ghop_program_logic
 from soc.modules.ghop.logic.models import task as ghop_task_logic
 
 
@@ -41,6 +43,9 @@
     'This task cannot be edited since it has been claimed at least '
     'once before.')
 
+DEF_CANT_REGISTER = ugettext(
+    'You have not completed your first task to register as a student. ')
+
 DEF_MAX_TASKS_REACHED_MSG = ugettext(
     'You have reached the maximum number of Tasks allowed '
     'for your organization for this program.')
@@ -242,3 +247,33 @@
       # this proposal can not be task at the moment
       raise out_of_band.AccessViolation(
           message_fmt=DEF_NO_PUB_TASK_MSG)
+
+  def checkCanApply(self, django_args):
+    """Checks if the user has the completed at least one task to register as
+    a student.
+
+    Args:
+      django_args: a dictionary with django's arguments
+
+     Raises:
+       AccessViolationResponse:
+         - If student has not completed even a single task
+    """
+
+    self.checkIsUser(django_args)
+
+    program_entity = ghop_program_logic.logic.getFromKeyNameOr404(
+        django_args['scope_path'])
+
+    filter = {
+        'user': self.user,
+        'program': program_entity,
+        'status': 'AwaitingRegistration',
+        }
+
+    if ghop_task_logic.logic.getForFields(filter, unique=True):
+      return
+
+    # no completed tasks found, access denied
+    raise out_of_band.AccessViolation(
+        message_fmt=DEF_CANT_REGISTER)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/app/soc/modules/ghop/views/models/student.py	Tue Sep 15 20:54:40 2009 +0200
@@ -0,0 +1,96 @@
+#!/usr/bin/python2.5
+#
+# Copyright 2009 the Melange authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""GHOP specific views for Student.
+"""
+
+__authors__ = [
+    '"Madhusudan.C.S" <madhusudancs@gmail.com>',
+    '"Lennard de Rijk" <ljvderijk@gmail.com>',
+  ]
+
+
+from soc.logic import dicts
+from soc.views.helper import decorators
+from soc.views.helper import dynaform
+from soc.views.models import student
+
+from soc.modules.ghop.logic.models import mentor as ghop_mentor_logic
+from soc.modules.ghop.logic.models import organization as ghop_org_logic
+from soc.modules.ghop.logic.models import org_admin as ghop_org_admin_logic
+from soc.modules.ghop.logic.models import program as ghop_program_logic
+from soc.modules.ghop.logic.models import student as ghop_student_logic
+from soc.modules.ghop.views.helper import access as ghop_access
+from soc.modules.ghop.views.models import program as ghop_program_view
+
+import soc.modules.ghop.logic.models.student
+
+
+class View(student.View):
+  """View methods for the GHOP Student model.
+  """
+
+  def __init__(self, params=None):
+    """Defines the fields and methods required for the student View class
+    to provide the user with list, public, create, edit and delete views.
+
+    Params:
+      params: a dict with params for this View
+    """
+
+    rights = ghop_access.GHOPChecker(params)
+    rights['edit'] = [('checkIsMyActiveRole', ghop_student_logic.logic)]
+    rights['apply'] = [
+        'checkIsUser',
+        ('checkIsActivePeriod', 
+         ['student_signup', 'scope_path', ghop_program_logic.logic]),
+        ('checkIsNotParticipatingInProgramInScope', [ghop_program_logic.logic,
+        ghop_student_logic.logic, ghop_org_admin_logic.logic,
+        ghop_mentor_logic.logic]),
+        'checkCanApply']
+    rights['manage'] = [('checkIsMyActiveRole', ghop_student_logic.logic)]
+
+    new_params = {}
+    new_params['logic'] = soc.modules.ghop.logic.models.student.logic
+    new_params['rights'] = rights
+
+    new_params['group_logic'] = ghop_program_logic.logic
+    new_params['group_view'] = ghop_program_view.view
+
+    new_params['scope_view'] = ghop_program_view
+
+    new_params['name'] = "GHOP Student"
+    new_params['module_name'] = "student"
+    new_params['sidebar_grouping'] = 'Students'
+
+    new_params['module_package'] = 'soc.modules.ghop.views.models'
+    new_params['url_name'] = 'ghop/student'
+
+    params = dicts.merge(params, new_params, sub_merge=True)
+
+    super(View, self).__init__(params=params)
+
+
+view = View()
+
+apply = decorators.view(view.apply)
+create = decorators.view(view.create)
+delete = decorators.view(view.delete)
+edit = decorators.view(view.edit)
+list = decorators.view(view.list)
+manage = decorators.view(view.manage)
+public = decorators.view(view.public)
+export = decorators.view(view.export)

--- a/app/soc/views/helper/access.py	Mon Sep 14 20:21:47 2009 +0200
+++ b/app/soc/views/helper/access.py	Tue Sep 15 20:54:40 2009 +0200
@@ -1159,13 +1159,18 @@
 
     raise out_of_band.AccessViolation(message_fmt=DEF_NO_APPLICATION_MSG)
 
-  def checkIsNotParticipatingInProgramInScope(self, django_args, program_logic):
+  def checkIsNotParticipatingInProgramInScope(self, django_args, program_logic,
+                                              student_logic, org_admin_logic,
+                                              mentor_logic):
     """Checks if the current user has no roles for the given 
        program in django_args.
 
     Args:
       django_args: a dictionary with django's arguments
       program_logic: Program Logic instance
+      student_logic: Student Logic instance
+      org_admin_logic: Org Admin Logic instance
+      mentor_logic: Mentor Logic instance
 
      Raises:
        AccessViolationResponse: if the current user has a student, mentor or

--- a/app/soc/views/models/student.py	Mon Sep 14 20:21:47 2009 +0200
+++ b/app/soc/views/models/student.py	Tue Sep 15 20:54:40 2009 +0200
@@ -29,6 +29,8 @@
 
 from soc.logic import cleaning
 from soc.logic import dicts
+from soc.logic.models import mentor as mentor_logic
+from soc.logic.models import org_admin as org_admin_logic
 from soc.logic.models import program as program_logic
 from soc.logic.models import student as student_logic
 from soc.logic.models import user as user_logic
@@ -66,7 +68,8 @@
         'checkIsUser',
         ('checkIsActivePeriod', 
          ['student_signup', 'scope_path', program_logic.logic]),
-        ('checkIsNotParticipatingInProgramInScope', [program_logic.logic]),
+        ('checkIsNotParticipatingInProgramInScope', [program_logic.logic,
+        student_logic.logic, org_admin_logic.logic, mentor_logic.logic]),
         ]
     rights['manage'] = [('checkIsMyActiveRole', student_logic.logic)]
     rights['list_projects'] = [