98 lines
3.7 KiB
Python
98 lines
3.7 KiB
Python
# -*- coding: utf-8 -*-
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from django.db import models
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from django.contrib.auth.decorators import login_required
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from django.utils.decorators import method_decorator
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from django.conf.urls import url
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from django.core.urlresolvers import reverse
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from django.utils.functional import cached_property
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from django.utils.translation import ugettext as _
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from django.shortcuts import redirect
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from wagtail.contrib.modeladmin.helpers import AdminURLHelper, ButtonHelper
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from wagtail.contrib.modeladmin.options import ModelAdmin
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from wagtail.contrib.modeladmin.views import IndexView
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from wagtail.wagtailadmin import messages
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from feedler.models import Entry
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from feedler.refresh import refresh_streams
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from feedler.models.admin import FeedlySettings
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class RefreshButtonHelper(ButtonHelper):
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"""
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This helper constructs a refresh button
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"""
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button_classnames = ['icon', 'icon-download']
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def refresh_button(self, classnames_add=None, classnames_exclude=None):
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if classnames_add is None: classnames_add = []
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if classnames_exclude is None: classnames_exclude = []
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classnames = self.button_classnames + classnames_add
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cn = self.finalise_classname(classnames, classnames_exclude)
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text = _('Sync {}'.format(self.verbose_name_plural.title()))
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return {
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'url': self.url_helper.get_action_url('refresh', query_params=self.request.GET),
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'label': text, 'classname': cn, 'title': text,
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}
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class RefreshAdminURLHelper(AdminURLHelper):
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"""
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This helper constructs the different urls, to overwrite the default behaviour
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and append the filters to the action.
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"""
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non_object_specific_actions = ('create', 'choose_parent', 'index', 'refresh')
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def get_action_url(self, action, *args, **kwargs):
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query_params = kwargs.pop('query_params', None)
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url_name = self.get_action_url_name(action)
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if action in self.non_object_specific_actions:
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url = reverse(url_name)
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else:
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url = reverse(url_name, args=args, kwargs=kwargs)
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if query_params:
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url += '?{params}'.format(params=query_params.urlencode())
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return url
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def get_action_url_pattern(self, action):
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if action in self.non_object_specific_actions:
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return self._get_action_url_pattern(action)
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return self._get_object_specific_action_url_pattern(action)
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class RefreshView(IndexView):
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"""
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A Class Based View which will handle the button click
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"""
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# def export_csv(self):
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# data = self.queryset.all()
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# response = ...
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# return response
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@method_decorator(login_required)
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def dispatch(self, request, *args, **kwargs):
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super().dispatch(request, *args, **kwargs)
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if not refresh_streams(FeedlySettings.for_site(request.site)):
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messages.error(
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request, _('Sorry, could not refresh streams. Please contact your administrator.'))
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return redirect('/admin/feedler/entry/')
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class EntryModelAdminMixin(object):
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"""
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A mixin to add to your model admin which hooks the different helpers, the view
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and register the new urls.
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"""
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button_helper_class = RefreshButtonHelper
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url_helper_class = RefreshAdminURLHelper
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view_class = RefreshView
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def get_admin_urls_for_registration(self):
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urls = super().get_admin_urls_for_registration()
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urls += (
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url(
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self.url_helper.get_action_url_pattern('refresh'),
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self.refresh_view,
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name=self.url_helper.get_action_url_name('refresh')
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),
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)
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return urls
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def refresh_view(self, request):
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kwargs = {'model_admin': self}
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view_class = self.view_class
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return view_class.as_view(**kwargs)(request)
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