#!/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 Organization Mentors.

"""

__authors__ = [

    '"Lennard de Rijk" <ljvderijk@gmail.com>'

    '"Sverre Rabbelier" <sverre@rabbelier.nl>',

  ]

from django import forms

from django.utils.translation import ugettext

from soc.logic import dicts

from soc.logic.models import organization as org_logic

from soc.logic.models import student as student_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 params as params_helper

from soc.views.helper import widgets

from soc.views.models import organization as org_view

from soc.views.models import role

import soc.logic.models.mentor

import soc.logic.models.org_admin

class View(role.View):

  """View methods for the Organization Mentors 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'] = [('checkIsMyActiveRole', soc.logic.models.mentor.logic)]

    rights['delete'] = ['checkIsDeveloper']

    rights['invite'] = [('checkHasActiveRoleForScope',

                         soc.logic.models.org_admin.logic)]

    rights['accept_invite'] = [('checkCanCreateFromRequest', 'mentor'),

        ('checkIsNotStudentForProgramOfOrg', [org_logic.logic,

                                              student_logic.logic])]

    rights['request'] = [

        ('checkIsNotStudentForProgramOfOrg',

            [org_logic.logic, student_logic.logic]),

    rights['process_request'] = [

        ('checkHasActiveRoleForScope', soc.logic.models.org_admin.logic),

        ('checkCanProcessRequest', 'mentor')]

    rights['manage'] = [

        ('checkIsAllowedToManageRole', [soc.logic.models.mentor.logic,

             soc.logic.models.org_admin.logic])]

    new_params = {}

    new_params['logic'] = soc.logic.models.mentor.logic

    new_params['group_logic'] = org_logic.logic

    new_params['group_view'] = org_view.view

    new_params['rights'] = rights

    new_params['pickable'] = True

    new_params['cache_pick_order'] = ['link_id', 'name']

    new_params['scope_view'] = org_view

    new_params['name'] = "Mentor"

    new_params['module_name'] = "mentor"

    new_params['sidebar_grouping'] = 'Organizations'

    new_params['extra_dynaexclude'] = ['agreed_to_tos', 'program']

    new_params['create_dynafields'] = [

        {'name': 'scope_path',

         'base': forms.fields.CharField,

         'widget': forms.HiddenInput,

         'required': True,

         },

        {'name': 'mentor_agreement',

         'base': forms.fields.CharField,

         'required': False,

         'widget': widgets.AgreementField,

         'group': ugettext("5. Terms of Service"),

         },

        {'name': 'agreed_to_mentor_agreement',

         'base': forms.fields.BooleanField,

         'initial': False,

         'required':True,

         'label': ugettext('I agree to the Mentor Agreement'),

         'group': ugettext("5. Terms of Service"),

         },

        ]

    new_params['allow_requests_and_invites'] = True

    new_params['show_in_roles_overview'] = True

    params = dicts.merge(params, new_params)

    super(View, self).__init__(params=params)

    # register the role with the group_view

    self._params['group_view'].registerRole(self._logic.role_name, self)

    # create and store the special form for invited users

    dynafields = [

        {'name': 'link_id',

         'base': forms.CharField,

         'widget': widgets.ReadOnlyInput(),

         'required': False,

         },

        {'name': 'mentor_agreement',

         'base': forms.fields.Field,

         'required': False,

         'widget': widgets.AgreementField,

         'group': ugettext("5. Terms of Service"),

        },

        ]

    dynaproperties = params_helper.getDynaFields(dynafields)

    invited_create_form = dynaform.extendDynaForm(

        dynaform=self._params['create_form'],

        dynaproperties=dynaproperties)

    self._params['invited_create_form'] = invited_create_form

  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

      group_logic = self._params['group_logic']

      group_entity = group_logic.getFromKeyName(fields['scope_path'])

      fields['program'] = group_entity.scope

    fields['agreed_to_tos'] = fields['agreed_to_mentor_agreement']

    super(View, self)._editPost(request, entity, fields)

  def _acceptInvitePost(self, fields, request, context, params, **kwargs):

    """Fills in the fields that were missing in the invited_created_form.

    For params see base.View._acceptInvitePost()

    """

    # fill in the appropriate fields that were missing in the form

    fields['user'] = fields['link_id']

    fields['link_id'] = fields['user'].link_id

    fields['agreed_to_tos'] = fields['agreed_to_mentor_agreement']

    group_logic = params['group_logic']

    group_entity = group_logic.getFromKeyName(fields['scope_path'])

    fields['program'] = group_entity.scope

  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_mentor_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:

      scope_path = request.POST['scope_path']

    else:

      form.fields['mentor_agreement'] = None

      return

    entity = org_logic.logic.getFromKeyName(scope_path)

    if not (entity and entity.scope and entity.scope.mentor_agreement):

      return

    agreement = entity.scope.mentor_agreement

    content = agreement.content

    params = {'url_name': 'document'}

    widget = form.fields['mentor_agreement'].widget

    widget.text = content

    widget.url = redirects.getPublicRedirect(agreement, params)

view = View()

accept_invite = decorators.view(view.acceptInvite)

admin = decorators.view(view.admin)

create = decorators.view(view.create)

delete = decorators.view(view.delete)

edit = decorators.view(view.edit)

invite = decorators.view(view.invite)

list = decorators.view(view.list)

manage = decorators.view(view.manage)

process_request = decorators.view(view.processRequest)

role_request = decorators.view(view.request)

public = decorators.view(view.public)

export = decorators.view(view.export)

pick = decorators.view(view.pick)