#!/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 Organizations.

"""

__authors__ = [

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

    '"Lennard de Rijk" <ljvderijk@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 import accounts

from soc.logic.models import mentor as mentor_logic

from soc.logic.models import organization as org_logic

from soc.logic.models import org_admin as org_admin_logic

from soc.logic.models import org_app as org_app_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 lists

from soc.views.helper import redirects

from soc.views.helper import widgets

from soc.views.models import group

from soc.views.models import program as program_view

import soc.models.organization

import soc.logic.models.organization

class View(group.View):

  """View methods for the Organization 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:

      original_params: a dict with params for this View

    """

    rights = access.Checker(params)

    rights['any_access'] = ['allow']

    rights['show'] = ['allow']

    rights['create'] = ['checkIsDeveloper']

    rights['edit'] = [('checkHasActiveRoleForKeyFieldsAsScope',

                           org_admin_logic.logic,),

                      ('checkGroupIsActiveForLinkId', org_logic.logic)]

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

    rights['home'] = ['allow']

    rights['public_list'] = ['allow']

    rights['apply_mentor'] = ['checkIsUser']

    rights['list_requests'] = [('checkHasActiveRoleForKeyFieldsAsScope',

                                org_admin_logic.logic)]

    rights['list_roles'] = [('checkHasActiveRoleForKeyFieldsAsScope',

                             org_admin_logic.logic)]

    rights['applicant'] = [('checkIsApplicationAccepted',

                            org_app_logic.logic)]

    rights['list_proposals'] = [('checkHasAny', [

        [('checkHasActiveRoleForKeyFieldsAsScope', org_admin_logic.logic),

         ('checkHasActiveRoleForKeyFieldsAsScope', mentor_logic.logic)]

        ])]

    new_params = {}

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

    new_params['rights'] = rights

    new_params['scope_view'] = program_view

    new_params['scope_redirect'] = redirects.getCreateRedirect

    new_params['name'] = "Organization"

    new_params['url_name'] = "org"

    new_params['document_prefix'] = "org"

    new_params['sidebar_grouping'] = 'Organizations'

    new_params['public_template'] = 'soc/organization/public.html'

    new_params['list_row'] = 'soc/organization/list/row.html'

    new_params['list_heading'] = 'soc/organization/list/heading.html'

    new_params['application_logic'] = org_app_logic

    new_params['group_applicant_url'] = True

    new_params['sans_link_id_public_list'] = True

    patterns = []

    patterns += [(r'^%(url_name)s/(?P<access_type>apply_mentor)/%(scope)s$',

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

        "List of all %(name_plural)s you can apply to"),

        (r'^%(url_name)s/(?P<access_type>list_proposals)/%(key_fields)s$',

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

        "List of all Student Proposals for this %(name)s"),]

    new_params['extra_django_patterns'] = patterns

    new_params['create_extra_dynaproperties'] = {

        'scope_path': forms.CharField(widget=forms.HiddenInput,

                                   required=True),

        'clean_ideas': cleaning.clean_url('ideas'),

        'clean': cleaning.validate_new_group('link_id', 'scope_path',

            soc.logic.models.organization, org_app_logic)

        }

    # get rid of the clean method

    new_params['edit_extra_dynaproperties'] = {

        'clean': (lambda x: x.cleaned_data)}

    params = dicts.merge(params, new_params)

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

    # create and store the special form for applicants

    updated_fields = {

        'link_id': forms.CharField(widget=widgets.ReadOnlyInput(),

            required=False),

        'clean_link_id': cleaning.clean_link_id('link_id')

        }

    applicant_create_form = dynaform.extendDynaForm(

        dynaform = self._params['create_form'],

        dynaproperties = updated_fields)

    params['applicant_create_form'] = applicant_create_form

  @decorators.merge_params

  @decorators.check_access

  def applyMentor(self, request, access_type,

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

    """Shows a list of all organizations and you can choose one to 

       apply to become a mentor.

    Args:

      request: the standard Django HTTP request object

      access_type : the name of the access type which should be checked

      page_name: the page name displayed in templates as page and header title

      params: a dict with params for this View

      kwargs: the Key Fields for the specified entity

    """

    list_params = params.copy()

    list_params['list_action'] = (redirects.getRequestRedirectForRole, 'mentor')

    list_params['list_description'] = ('Choose an Organization which '

        'you want to become a Mentor for.')

    filter = {'scope_path': kwargs['scope_path'],

              'status' : 'active'}

    return self.list(request, access_type, 

        page_name, params=list_params, filter=filter)

  @decorators.merge_params

  @decorators.check_access

  def listProposals(self, request, access_type,

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

    """Lists all proposals for the organization given in kwargs.

    For params see base.View.public().

    """

    from soc.views.models import student_proposal as student_proposal_view

    org_entity = org_logic.logic.getFromKeyFields(kwargs)

    filter = {'org' : org_entity,

              'status': ['new', 'pending', 'accepted']}

    list_params = student_proposal_view.view.getParams().copy()

    list_params['list_description'] = 'List of %s send to %s ' %(

        list_params['name_plural'], org_entity.name)

    list_params['list_action'] = (redirects.getPublicRedirect, list_params)

    return self.list(request, access_type=access_type, page_name=page_name,

                     params=list_params, filter=filter, **kwargs)

  @decorators.merge_params

  @decorators.check_access

  def listPublic(self, request, access_type, page_name=None,

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

    """See base.View.list.

    """

    account = users.get_current_user()

    user = user_logic.getForAccount(account) if account else None

    try:

      rights = self._params['rights']

      rights.setCurrentUser(account, user)

      rights.checkIsHost()

      is_host = True

    except out_of_band.Error:

      is_host = False

    if is_host:

      new_params['list_action'] = (redirects.getAdminRedirect, params)

    else:

      new_params['list_action'] = (redirects.getPublicRedirect, params)

    # safe to merge them the wrong way around because of @merge_params

    params = dicts.merge(new_params, params)

    new_filter = {}

    new_filter['scope_path'] = kwargs['scope_path']

    new_filter['status'] = 'active'

    filter = dicts.merge(filter, new_filter)

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

    contents = [content]

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

  def _getExtraMenuItems(self, role_description, params=None):

    """Used to create the specific Organization menu entries.

    For args see group.View._getExtraMenuItems().

    """

    submenus = []

    group_entity = role_description['group']

    roles = role_description['roles']

    if roles.get('org_admin') or roles.get('mentor'):

      # add a link to view all the student proposals

      submenu = (redirects.getListProposalsRedirect(group_entity, params),

          "View all Student Proposals", 'any_access')

      submenus.append(submenu)

    if roles.get('org_admin'):

      # add a link to the management page

      submenu = (redirects.getListRolesRedirect(group_entity, params),

          "Manage Admins and Mentors", 'any_access')

      submenus.append(submenu)

      # add a link to invite an org admin

      submenu = (redirects.getInviteRedirectForRole(group_entity, 'org_admin'),

          "Invite an Admin", 'any_access')

      submenus.append(submenu)

      # add a link to invite a member

      submenu = (redirects.getInviteRedirectForRole(group_entity, 'mentor'),

          "Invite a Mentor", 'any_access')

      submenus.append(submenu)

      # add a link to the request page

      submenu = (redirects.getListRequestsRedirect(group_entity, params), 

          "List Requests and Invites", 'any_access')

      submenus.append(submenu)

      # add a link to the edit page

      submenu = (redirects.getEditRedirect(group_entity, params), 

          "Edit Organization Profile", 'any_access')

      submenus.append(submenu)

    if roles.get('org_admin') or roles.get('mentor'):

      submenu = (redirects.getCreateDocumentRedirect(group_entity, 'org'),

          "Create a New Document", 'any_access')

      submenus.append(submenu)

      submenu = (redirects.getListDocumentsRedirect(group_entity, 'org'),

          "List Documents", 'any_access')

      submenus.append(submenu)

    if roles.get('org_admin'):

      # add a link to the resign page

      submenu = (redirects.getManageRedirect(roles['org_admin'], 

          {'url_name': 'org_admin'}), 

          "Resign as Admin", 'any_access')

      submenus.append(submenu)

      # add a link to the edit page

      submenu = (redirects.getEditRedirect(roles['org_admin'],

          {'url_name': 'org_admin'}),

          "Edit My Admin Profile", 'any_access')

      submenus.append(submenu)

    if roles.get('mentor'):

      # add a link to the resign page

      submenu = (redirects.getManageRedirect(roles['mentor'], 

          {'url_name' : 'mentor'}), 

          "Resign as Mentor", 'any_access')

      submenus.append(submenu)

      # add a link to the edit page

      submenu = (redirects.getEditRedirect(roles['mentor'],

          {'url_name': 'mentor'}),

          "Edit My Mentor Profile", 'any_access')

      submenus.append(submenu)

    return submenus

view = View()

admin = view.admin

applicant = view.applicant

apply_mentor = view.applyMentor

create = view.create

delete = view.delete

edit = view.edit

home = view.home

list = view.list

list_proposals = view.listProposals

list_public = view.listPublic

list_requests = view.listRequests

list_roles = view.listRoles

public = view.public

export = view.export

pick = view.pick