#!/usr/bin/python2.5
#
# Copyright 2008 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 User profiles.
"""

__authors__ = [
    '"Sverre Rabbelier" <sverre@rabbelier.nl>',
    '"Lennard de Rijk" <ljvderijk@gmail.com>',
    '"Pawel Solyga" <pawel.solyga@gmail.com>',
  ]


from google.appengine.api import users

from django import forms

from soc.logic import cleaning
from soc.logic import dicts
from soc.logic.models.site import logic as site_logic
from soc.logic.models.user import logic as user_logic
from soc.views import helper
from soc.views.helper import access
from soc.views.helper import decorators
from soc.views.helper import redirects
from soc.views.helper import widgets
from soc.views.models import base

import soc.models.linkable
import soc.logic.models.user
import soc.views.helper


class View(base.View):
  """View methods for the User 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'] = ['checkIsDeveloper']
    rights['delete'] = ['checkIsDeveloper']
    rights['show'] = ['allow']
    rights['list'] = ['checkIsDeveloper']
    rights['list_developers'] = ['checkIsDeveloper']

    new_params = {}
    new_params['logic'] = soc.logic.models.user.logic
    new_params['rights'] = rights
    
    new_params['name'] = "User"

    new_params['edit_template'] = 'soc/user/edit.html'
    new_params['pickable'] = True
    new_params['cache_pick'] = True

    new_params['sidebar_heading'] = 'Users'

    new_params['extra_dynaexclude'] = ['former_accounts', 'agreed_to_tos',
        'agreed_to_tos_on', 'status']
    new_params['create_extra_dynaproperties'] = {
        'clean_link_id': cleaning.clean_user_not_exist('link_id'),
        'clean_account': cleaning.clean_user_account_not_in_use('account')}

    # recreate the choices for the edit form
    status_choices = []
    for choice in user_logic.getModel().status.choices:
      status_choices.append((choice, choice))

    new_params['edit_extra_dynaproperties'] = {
        'link_id': forms.CharField(widget=widgets.ReadOnlyInput(),
            required=True),
        'clean_link_id': cleaning.clean_link_id('link_id'),
        'agreed_to_tos_on': forms.DateTimeField(
            widget=widgets.ReadOnlyInput(attrs={'disabled':'true'}),
            required=False),
        'status': forms.ChoiceField(choices=status_choices),
        'clean_account': cleaning.clean_user_account('account'),
        'clean': cleaning.validate_user_edit('link_id', 'account'),
    }

    patterns = []

    patterns += [(r'^%(url_name)s/(?P<access_type>list_developers)$',
                  'soc.views.models.%(module_name)s.list_developers', 
                  "List Developers")]

    new_params['extra_django_patterns'] = patterns

    new_params['sidebar_additional'] = [
        ('/user/list_developers' % new_params,
         'List Developers', 'list_developers'),]

    params = dicts.merge(params, new_params)

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

  def listDevelopers(self, request, access_type, page_name=None, params=None):
    """See base.View.list.
    """

    filter = {'is_developer': True}

    return self.list(request, access_type, page_name=page_name,
                     params=params, filter=filter)

  def _editGet(self, request, entity, form):
    """See base.View._editGet().
    """

    # fill in the email field with the data from the entity
    form.fields['account'].initial = entity.account.email
    form.fields['agreed_to_tos_on'].initial = entity.agreed_to_tos_on
    form.fields['agreed_to_tos_on'].example_text = self._getToSExampleText()
    form.fields['status'].initial = entity.status

    super(View, self)._editGet(request, entity, form)


  def _getToSExampleText(self):
    """Returns example_text linking to site-wide ToS, or a warning message.
    """
    tos_link = redirects.getToSRedirect(site_logic.getSingleton())

    if not tos_link:
      return ('<div class="notice">&nbsp;<i>No site-wide</i> Terms of'
              ' Service <i>are currently set!</i>&nbsp;</div>')

    return ('<i>current site-wide <b><a href=%s>Terms of Service</a></b></i>'
            % tos_link)


view = View()

admin = decorators.view(view.admin)
create = decorators.view(view.create)
delete = decorators.view(view.delete)
edit = decorators.view(view.edit)
list = decorators.view(view.list)
list_developers = decorators.view(view.listDevelopers)
public = decorators.view(view.public)
export = decorators.view(view.export)
pick = decorators.view(view.pick)