95 lines
3.2 KiB
Python
95 lines
3.2 KiB
Python
# Copyright (c) 2015 Mirantis, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import itertools
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from django.urls import reverse_lazy
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from django.utils.translation import ugettext_lazy as _
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from horizon.forms import views
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from horizon import tables as horizon_tables
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from horizon.utils import functions as utils
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from muranodashboard import api
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from muranodashboard.categories import forms
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from muranodashboard.categories import tables
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class CategoriesView(horizon_tables.DataTableView):
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table_class = tables.CategoriesTable
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template_name = 'categories/index.html'
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page_title = _("Application Categories")
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def has_prev_data(self, table):
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return self._prev
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def has_more_data(self, table):
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return self._more
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def get_data(self):
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prev_marker = self.request.GET.get(
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tables.CategoriesTable._meta.prev_pagination_param, None)
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if prev_marker is not None:
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sort_dir = 'asc'
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marker = prev_marker
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else:
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sort_dir = 'desc'
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marker = self.request.GET.get(
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tables.CategoriesTable._meta.pagination_param, None)
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page_size = utils.get_page_size(self.request)
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request_size = page_size + 1
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kwargs = {'filters': {}}
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if marker:
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kwargs['marker'] = marker
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kwargs['sort_dir'] = sort_dir
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categories = []
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self._prev = False
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self._more = False
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with api.handled_exceptions(self.request):
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categories_iter = api.muranoclient(self.request).categories.list(
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limit=request_size, **kwargs)
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categories = list(itertools.islice(categories_iter, request_size))
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# first and middle page condition
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if len(categories) > page_size:
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categories.pop(-1)
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self._more = True
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# middle page condition
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if marker is not None:
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self._prev = True
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# first page condition when reached via prev back
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elif sort_dir == 'asc' and marker is not None:
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self._more = True
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# last page condition
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elif marker is not None:
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self._prev = True
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if prev_marker is not None:
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categories.reverse()
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return categories
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class AddCategoryView(views.ModalFormView):
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form_class = forms.AddCategoryForm
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form_id = 'add_category_form'
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modal_header = _('Add Category')
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template_name = 'categories/add.html'
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context_object_name = 'category'
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page_title = _('Add Application Category')
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success_url = reverse_lazy('horizon:app-catalog:categories:index')
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submit_label = _('Add')
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submit_url = reverse_lazy('horizon:app-catalog:categories:add')
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