app/soc/views/models/student.py
changeset 1379 e6341549300c
child 1382 293a14668dc9
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/app/soc/views/models/student.py	Tue Feb 17 19:37:24 2009 +0000
@@ -0,0 +1,193 @@
+#!/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.
+
+"""Views for Student.
+"""
+
+__authors__ = [
+    '"Lennard de Rijk" <ljvderijk@gmail.com>'
+  ]
+
+
+from django import forms
+from django.utils.translation import ugettext
+
+from soc.logic import cleaning
+from soc.logic import dicts
+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
+from soc.views.helper import access
+from soc.views.helper import decorators
+from soc.views.helper import dynaform
+from soc.views.helper import redirects
+from soc.views.helper import widgets
+from soc.views.models import program as program_view
+from soc.views.models import role
+
+import soc.logic.models.student
+
+
+class View(role.View):
+  """View methods for the Student model.
+  """
+
+
+  def __init__(self, params=None):
+    """Defines the fields and methods required for the base View class
+    to provide the user with list, public, create, edit and delete views.
+
+    Params:
+      params: a dict with params for this View
+    """
+
+    rights = access.Checker(params)
+    rights['create'] = ['checkIsDeveloper']
+    rights['edit'] = [('checkHasActiveRoleForScope', student_logic.logic)]
+    rights['delete'] = ['checkIsDeveloper']
+    rights['apply'] = [
+        'checkIsUser',
+        ('checkIsActivePeriod', ['program', 'scope_path']),
+        'checkIsNotParticipatingInProgramInScope',
+        ]
+    rights['manage'] = [
+        ('checkIsAllowedToManageRole', [soc.logic.models.host.logic,
+             soc.logic.models.org_admin.logic])]
+
+    new_params = {}
+    new_params['logic'] = soc.logic.models.student.logic
+    new_params['group_logic'] = program_logic.logic
+    new_params['group_view'] = program_view.view
+    new_params['rights'] = rights
+
+    new_params['scope_view'] = program_view
+    new_params['scope_redirect'] = redirects.getCreateRedirect
+    new_params['manage_redirect'] = redirects.getUserRolesRedirect
+
+    new_params['name'] = "Student"
+    new_params['module_name'] = "student"
+    new_params['sidebar_grouping'] = 'Students'
+
+    # add apply pattern
+    patterns = [(r'^%(url_name)s/(?P<access_type>apply)/%(scope)s$',
+        'soc.views.models.%(module_name)s.apply',
+        'Become a %(name)s'),]
+    new_params['extra_django_patterns'] = patterns
+
+    new_params['extra_dynaexclude'] = ['agreed_to_tos']
+
+    new_params['create_extra_dynafields'] = {
+        'scope_path': forms.fields.CharField(widget=forms.HiddenInput,
+                                             required=True),
+        'student_agreement': forms.fields.CharField(required=False,
+            widget=widgets.AgreementField),
+        'agreed_to_student_agreement': forms.fields.BooleanField(
+            initial=False, required=True,
+            label=ugettext('I agree to the Student Agreement')),
+        }
+
+    params = dicts.merge(params, new_params)
+
+    super(View, self).__init__(params=params)
+
+    # create and store the special form for users
+    updated_fields = {
+        'link_id': forms.CharField(widget=forms.HiddenInput,
+            required=True),
+        'clean_link_id': cleaning.clean_user_is_current('link_id')
+        }
+
+    user_create_form = dynaform.extendDynaForm(
+        dynaform = self._params['create_form'],
+        dynafields = updated_fields)
+
+    self._params['user_create_form'] = user_create_form
+
+  @decorators.merge_params
+  @decorators.check_access
+  def apply(self, request, access_type,
+           page_name=None, params=None, **kwargs):
+    """Handles student role creation for the current user.
+    """
+
+    user_entity = user_logic.logic.getForCurrentAccount()
+    params['create_form'] = params['user_create_form']
+
+    return self.create(request, access_type='unspecified', page_name=page_name,
+        params=params, link_id=user_entity.link_id, **kwargs)
+
+  def _editPost(self, request, entity, fields):
+    """See base.View._editPost().
+    """
+
+    if not entity:
+      fields['user'] = fields['link_id']
+      fields['link_id'] = fields['user'].link_id
+
+    fields['agreed_to_tos'] = fields['agreed_to_student_agreement']
+
+    super(View, self)._editPost(request, entity, fields)
+
+  def _editGet(self, request, entity, form):
+    """Sets the content of the agreed_to_tos_on field and replaces.
+
+    Also replaces the agreed_to_tos field with a hidden field when the ToS has been signed.
+    For params see base.View._editGet().
+    """
+
+    if entity.agreed_to_tos:
+      form.fields['agreed_to_student_agreement'] = forms.fields.BooleanField(
+          widget=forms.HiddenInput, initial=entity.agreed_to_tos,
+          required=True)
+
+    super(View, self)._editGet(request, entity, form)
+
+  def _editContext(self, request, context):
+    """See base.View._editContext().
+    """
+
+    entity = context['entity']
+    form = context['form']
+
+    if 'scope_path' in form.initial:
+      scope_path = form.initial['scope_path']
+    elif 'scope_path' in request.POST:
+      # TODO do this nicely
+      scope_path = request.POST['scope_path']
+    else:
+      # TODO is this always sufficient?
+      form.fields['student_agreement'] = None
+      return
+
+    program = program_logic.logic.getFromKeyName(scope_path)
+
+    if not (program and program.student_agreement):
+      return
+
+    content = entity.scope.student_agreement.content
+    form.fields['student_agreement'].widget.text = content
+
+
+view = View()
+
+apply = view.apply
+create = view.create
+delete = view.delete
+edit = view.edit
+list = view.list
+manage = view.manage
+public = view.public
+export = view.export