app/soc/views/models/student_project.py

   1 #!/usr/bin/python2.5
   2 #
   3 # Copyright 2009 the Melange authors.
   4 #
   5 # Licensed under the Apache License, Version 2.0 (the "License");
   6 # you may not use this file except in compliance with the License.
   7 # You may obtain a copy of the License at
   8 #
   9 #   http://www.apache.org/licenses/LICENSE-2.0
  10 #
  11 # Unless required by applicable law or agreed to in writing, software
  12 # distributed under the License is distributed on an "AS IS" BASIS,
  13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 # See the License for the specific language governing permissions and
  15 # limitations under the License.
  16
  17 """Views for Student Project.
  18 """
  19
  20 __authors__ = [
  21     '"Lennard de Rijk" <ljvderijk@gmail.com>',
  22   ]
  23
  24
  25 import time
  26
  27 from django import forms
  28
  29 from soc.logic import cleaning
  30 from soc.logic import dicts
  31 from soc.logic.models import mentor as mentor_logic
  32 from soc.logic.models import student as student_logic
  33 from soc.views.helper import access
  34 from soc.views.helper import decorators
  35 from soc.views.helper import redirects
  36 from soc.views.helper import widgets
  37 from soc.views.models import base
  38 from soc.views.models import organization as org_view
  39
  40 import soc.logic.models.student_project
  41
  42
  43 class View(base.View):
  44   """View methods for the Student Project model.
  45   """
  46
  47   def __init__(self, params=None):
  48     """Defines the fields and methods required for the base View class
  49     to provide the user with list, public, create, edit and delete views.
  50
  51     Params:
  52       params: a dict with params for this View
  53     """
  54
  55     rights = access.Checker(params)
  56     rights['create'] = ['checkIsDeveloper']
  57     # TODO who should be able to edit this?
  58     rights['edit'] = ['checkIsDeveloper']
  59
  60     rights['delete'] = ['checkIsDeveloper']
  61     rights['show'] = ['allow']
  62     rights['list'] = ['checkIsDeveloper']
  63
  64     new_params = {}
  65     new_params['logic'] = soc.logic.models.student_project.logic
  66     new_params['rights'] = rights
  67     new_params['name'] = "Student Project"
  68     new_params['url_name'] = "student_project"
  69     new_params['sidebar_grouping'] = 'Students'
  70
  71     new_params['scope_view'] = org_view
  72     new_params['scope_redirect'] = redirects.getCreateRedirect
  73
  74     new_params['no_create_with_key_fields'] = True
  75
  76     new_params['extra_dynaexclude'] = ['program', 'status', 'link_id',
  77                                        'mentor', 'student']
  78
  79     new_params['create_extra_dynaproperties'] = {
  80         'scope_path': forms.CharField(widget=forms.HiddenInput,
  81             required=True),
  82         'student_id': forms.CharField(label='Student Link ID',
  83             required=True),
  84         'mentor_id': forms.CharField(label='Mentor Link ID',
  85             required=True),
  86         'clean_student': cleaning.clean_link_id('student'),
  87         'clean_mentor': cleaning.clean_link_id('mentor'),
  88         'clean_additional_info': cleaning.clean_url('additional_info'),
  89         'clean': cleaning.validate_new_student_project('scope_path',
  90             'mentor_id', 'student_id')
  91         }
  92
  93     new_params['edit_extra_dynaproperties'] = {
  94         'student_id': forms.CharField(label='Student Link ID',
  95             widget=widgets.ReadOnlyInput),
  96         'mentor_id': forms.CharField(label='Mentor Link ID',
  97             widget=widgets.ReadOnlyInput),
  98         'link_id': forms.CharField(widget=forms.HiddenInput),
  99         'clean': (lambda x: x.cleaned_data)
 100         }
 101
 102     # TODO(ljvderijk) OrgAdmins should be able to assign another Mentor
 103
 104     params = dicts.merge(params, new_params)
 105
 106     super(View, self).__init__(params=params)
 107
 108   def _editGet(self, request, entity, form):
 109     """See base.View._editGet().
 110     """
 111
 112     form.fields['link_id'].initial = entity.link_id
 113     form.fields['student_id'].initial = entity.student.link_id
 114     form.fields['mentor_id'].initial = entity.mentor.link_id
 115
 116     return super(View, self)._editGet(request, entity, form)
 117
 118   def _editPost(self, request, entity, fields):
 119     """See base.View._editPost().
 120     """
 121
 122     if not entity:
 123       fields['link_id'] = 't%i' % (int(time.time()*100))
 124     else:
 125       fields['link_id'] = entity.link_id
 126
 127     # fill in the scope via call to super
 128     super(View, self)._editPost(request, entity, fields)
 129
 130     if not entity:
 131       # creating a new project so set the program, student and mentor field
 132       fields['program'] = fields['scope'].scope
 133
 134       filter = {'scope': fields['program'],
 135                 'link_id': fields['student_id']}
 136       fields['student'] = student_logic.logic.getForFields(filter, unique=True)
 137
 138       filter = {'scope': fields['scope'],
 139                 'link_id': fields['mentor_id'],
 140                 'status': 'active'}
 141       fields['mentor'] = mentor_logic.logic.getForFields(filter, unique=True)
 142
 143
 144 view = View()
 145
 146 admin = decorators.view(view.admin)
 147 create = decorators.view(view.create)
 148 delete = decorators.view(view.delete)
 149 edit = decorators.view(view.edit)
 150 list = decorators.view(view.list)
 151 public = decorators.view(view.public)
 152 export = decorators.view(view.export)
 153 pick = decorators.view(view.pick)