#!/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 Role profiles.

"""

__authors__ = [

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

  ]

from django import forms

from django.utils.translation import ugettext_lazy

from soc.logic import dicts

from soc.logic.models import user as user_logic

from soc.views import helper

from soc.views import out_of_band

from soc.views.helper import access

from soc.views.helper import redirects

from soc.views.models import base

from soc.views.models import user as user_view

import soc.models.request

import soc.views.helper.lists

import soc.views.helper.responses

import soc.views.helper.widgets

class RequestForm(helper.forms.BaseForm):

  """Django form displayed when creating a new invititation/request.

  """

  class Meta:

    """Inner Meta class that defines some behavior for the form.

    """

    #: db.Model subclass for which the form will gather information

    model = soc.models.request.Request

    #: Exclude pretty much everything, model=None would 

    #: also remove the help text etc. 

    exclude = ['requester', 'to', 'role', 

        'accepted', 'declined']

  requester = forms.CharField(widget=helper.widgets.ReadOnlyInput())

  role = forms.CharField(widget=helper.widgets.ReadOnlyInput())

  to = forms.CharField(widget=helper.widgets.ReadOnlyInput())

class View(base.View):

  """Views for all entities that inherit from Role.

  All views that only Role entities have are defined in this subclass.

  """

  DEF_INVITE_INSTRUCTION_MSG_FMT = ugettext_lazy(

      'Please use this form to invite someone to become a %(name)s.')

  def __init__(self, params=None):

    """

    Args:

      params: This dictionary should be filled with the parameters

    """

    new_params = {}

    patterns = [(r'^%(url_name)s/(?P<access_type>invite)/%(lnp)s$',

        'soc.views.models.%(module_name)s.invite',

        'Invite %(name_short)s')]

    new_params['extra_django_patterns'] = patterns

    new_params['scope_redirect'] = redirects.getInviteRedirect

    params = dicts.merge(params, new_params)

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

  def invite(self, request, access_type,

             page_name=None, params=None, **kwargs):

    """Displays the request promotion to Role page.

    """

    new_params = {}

    group_scope = kwargs['link_id']

    new_params['list_action'] = (redirects.getCreateRequestRedirect,

        {'group_scope' : group_scope,

        'url_name' : self._params['url_name']})

    new_params['list_description'] = \

        self.DEF_INVITE_INSTRUCTION_MSG_FMT % self._params

    new_params['logic'] = user_logic.logic

    new_params = dicts.merge(params, new_params)

    params = dicts.merge(new_params, user_view.view._params)

    try:

      access.checkAccess(access_type, request, rights=params['rights'])

    except out_of_band.Error, error:

      return helper.responses.errorResponse(error, request)

    content = helper.lists.getListContent(request, params)

    contents = [content]

    return self._list(request, params, contents, page_name)