#!/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 Site Settings.

"""

__authors__ = [

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

  ]

from django import forms

from soc.logic import dicts

from soc.views.helper import access

from soc.views.models import document as document_view

from soc.views.models import presence

import soc.models.site

import soc.logic.models.site

import soc.logic.dicts

class CreateForm(presence.SettingsValidationForm):

  """Django form displayed when creating or editing Site Settings.

  """

  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.site.Site

    #: list of model fields which will *not* be gathered by the form

    exclude = ['scope', 'scope_path', 'link_id',

      # TODO(tlarsen): this needs to be enabled once a button to a list

      #   selection "interstitial" page is implemented, see:

      #     http://code.google.com/p/soc/issues/detail?id=151

      'home', 'tos']

  link_id = forms.CharField(widget=forms.HiddenInput)

class EditForm(CreateForm):

  """Django form displayed a Document is edited.

  """

  pass

class View(presence.View):

  """View methods for the Document 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 = {}

    rights['unspecified'] = [access.checkIsDeveloper]

    rights['any_access'] = [access.allow]

    rights['show'] = [access.allow]

    new_params = {}

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

    new_params['rights'] = rights

    new_params['name'] = "Site Settings"

    new_params['name_short'] = "Site"

    new_params['url_name'] = "site/settings"

    new_params['module_name'] = "site"

    new_params['edit_form'] = EditForm

    new_params['create_form'] = CreateForm

    new_params['sidebar_defaults'] = [('/%s/edit', 'Edit %(name)s', 'edit')]

    new_params['sidebar_heading'] = new_params['name_short']

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

    patterns = []

    page_name = "Home Page"

    patterns += [(r'^$', 'soc.views.models.%(module_name)s.main_public', 

                  page_name)]

    page_name = "Edit Site"

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

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

                  page_name)]

    new_params['extra_django_patterns'] = patterns

    params = dicts.merge(params, new_params)

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

  def getSidebarMenus(self, request, params=None):

    """See base.View.getSidebarMenus.

    Returns a custom sidebar entry for the 'site' singleton.

    """

    entity = self._logic.getFromFields(link_id=self._logic.DEF_SITE_LINK_ID)

    submenus = []

    if entity:

      submenus = document_view.view.getMenusForScope(entity, self._params)

    new_params = {}

    new_params['sidebar_additional'] = submenus

    params = dicts.merge(params, new_params)

    return super(View, self).getSidebarMenus(request, params=params)

  def mainPublic(self, request, page_name=None, **kwargs):

    """Displays the main site settings page.

    Args:

      request: the standard Django HTTP request object

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

      kwargs: not used

    """

    keys = self._logic.getKeyFieldNames()

    # No entity in this case, since Site key values are hard-coded for the

    # Site singleton, so pass in None to match parent method footprint.

    values = self._logic.getKeyValues(None)

    key_values = dicts.zip(keys, values)

    return self.public(request, "show", page_name, **key_values)

  def mainEdit(self, request, page_name=None, **kwargs):

    """Displays the edit page for the main site settings page.

    Args:

      request: the standard Django HTTP request object

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

      kwargs: not used

    """

    keys = self._logic.getKeyFieldNames()

    # No entity in this case, since Site key values are hard-coded for the

    # Site singleton, so pass in None to match parent method footprint.

    values = self._logic.getKeyValues(None)

    key_values = dicts.zip(keys, values)

    return self.edit(request, "edit", page_name, seed=key_values, **key_values)

view = View()

create = view.create

edit = view.edit

delete = view.delete

list = view.list

public = view.public

main_public = view.mainPublic

main_edit = view.mainEdit