#!/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 listing Documents.

"""

__authors__ = [

  '"Todd Larsen" <tlarsen@google.com>',

  ]

from soc.logic.models import work

from soc.views import helper

from soc.views.helper import access

from soc.views.helper import decorators

import soc.logic

import soc.models.document

import soc.views.helper.lists

import soc.views.helper.responses

import soc.views.out_of_band

DEF_DOCS_LIST_ALL_TMPL = 'soc/models/list.html'

@decorators.view

def all(request, page_name=None, templates={}):

  """Show a list of all Documents (limit rows per page).

  Args:

    request: the standard Django HTTP request object

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

    template: the "sibling" template (or a search list of such templates)

      from which to construct an alternate template name (or names)

  Returns:

    A subclass of django.http.HttpResponse which either contains the form to

    be filled out, or a redirect to the correct view in the interface.

  """

  try:

    access.checkIsDeveloper(request)

  except  soc.views.out_of_band.AccessViolationResponse, alt_response:

    return alt_response.response()

  # create default template context for use with any templates

  context = helper.responses.getUniversalContext(request)

  context['page_name'] = page_name

  offset, limit = helper.lists.cleanListParameters(

      offset=request.GET.get('offset'), limit=request.GET.get('limit'))

  # Fetch one more to see if there should be a 'next' link

  document = work.logic.getForLimitAndOffset(limit + 1, offset=offset)

  context['pagination_form'] = helper.lists.makePaginationForm(request, limit)

  list_templates = {

    'list_main': templates.get('list_main',

                               'soc/list/list_main.html'),

    'list_pagination': templates.get('list_pagination',

                                     'soc/list/list_pagination.html'),

    'list_row': templates.get('list_row',

                              'soc/document/list/docs_row.html'),

    'list_heading': templates.get('list_heading',

                                  'soc/document/list/docs_heading.html'),

    }

  context = helper.lists.setList(

      request, context, document, 

      offset=offset, limit=limit, list_templates=list_templates)

  template = templates.get('all', DEF_DOCS_LIST_ALL_TMPL)

  return helper.responses.respond(request, template, context)