# copyright 2011-2014 LOGILAB S.A. (Paris, FRANCE), all rights reserved.

# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr

#

# This file is part of CubicWeb.

#

# CubicWeb is free software: you can redistribute it and/or modify it under the

# terms of the GNU Lesser General Public License as published by the Free

# Software Foundation, either version 2.1 of the License, or (at your option)

# any later version.

#

# CubicWeb is distributed in the hope that it will be useful, but WITHOUT

# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS

# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more

# details.

#

# You should have received a copy of the GNU Lesser General Public License along

# with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.

from datetime import timedelta

from contextlib import contextmanager

from cubicweb.devtools.testlib import CubicWebTC

from cubicweb.server.sources import datafeed

class DataFeedTC(CubicWebTC):

    def setup_database(self):

        with self.admin_access.repo_cnx() as cnx:

            with self.base_parser(cnx):

                cnx.create_entity('CWSource', name=u'myfeed', type=u'datafeed',

                                  parser=u'testparser', url=u'ignored',

                                  config=u'synchronization-interval=1min')

                cnx.commit()

    @contextmanager

    def base_parser(self, session):

        class AParser(datafeed.DataFeedParser):

            __regid__ = 'testparser'

            def process(self, url, raise_on_error=False):

                entity = self.extid2entity('http://www.cubicweb.org/', 'Card',

                                           item={'title': u'cubicweb.org',

                                                 'content': u'the cw web site'},

                                           raise_on_error=raise_on_error)

                if not self.created_during_pull(entity):

                    self.notify_updated(entity)

            def before_entity_copy(self, entity, sourceparams):

                entity.cw_edited.update(sourceparams['item'])

        with self.temporary_appobjects(AParser):

            if 'myfeed' in self.repo.sources_by_uri:

                yield self.repo.sources_by_uri['myfeed']._get_parser(session)

            else:

                yield

    def test(self):

        self.assertIn('myfeed', self.repo.sources_by_uri)

        dfsource = self.repo.sources_by_uri['myfeed']

        self.assertNotIn('use_cwuri_as_url', dfsource.__dict__)

        self.assertEqual({'type': u'datafeed', 'uri': u'myfeed', 'use-cwuri-as-url': True},

                         dfsource.public_config)

        self.assertEqual(dfsource.use_cwuri_as_url, True)

        self.assertEqual(dfsource.latest_retrieval, None)

        self.assertEqual(dfsource.synchro_interval, timedelta(seconds=60))

        self.assertFalse(dfsource.fresh())

        with self.repo.internal_cnx() as cnx:

            with self.base_parser(cnx):

                stats = dfsource.pull_data(cnx, force=True)

                cnx.commit()

                # test import stats

                self.assertEqual(sorted(stats), ['checked', 'created', 'updated'])

                self.assertEqual(len(stats['created']), 1)

                entity = cnx.execute('Card X').get_entity(0, 0)

                self.assertIn(entity.eid, stats['created'])

                self.assertEqual(stats['updated'], set())

                # test imported entities

                self.assertEqual(entity.title, 'cubicweb.org')

                self.assertEqual(entity.content, 'the cw web site')

                self.assertEqual(entity.cwuri, 'http://www.cubicweb.org/')

                self.assertEqual(entity.cw_source[0].name, 'myfeed')

                self.assertEqual(entity.cw_metainformation(),

                                 {'type': 'Card',

                                  'source': {'uri': 'myfeed', 'type': 'datafeed', 'use-cwuri-as-url': True},

                                  'extid': b'http://www.cubicweb.org/'}

                                 )

                self.assertEqual(entity.absolute_url(), 'http://www.cubicweb.org/')

                # test repo cache keys

                self.assertEqual(self.repo._type_source_cache[entity.eid],

                                 ('Card', b'http://www.cubicweb.org/', 'myfeed'))

                self.assertEqual(self.repo._extid_cache[b'http://www.cubicweb.org/'],

                                 entity.eid)

                # test repull

                stats = dfsource.pull_data(cnx, force=True)

                self.assertEqual(stats['created'], set())

                self.assertEqual(stats['updated'], set((entity.eid,)))

                # test repull with caches reseted

                self.repo._type_source_cache.clear()

                self.repo._extid_cache.clear()

                stats = dfsource.pull_data(cnx, force=True)

                self.assertEqual(stats['created'], set())

                self.assertEqual(stats['updated'], set((entity.eid,)))

                self.assertEqual(self.repo._type_source_cache[entity.eid],

                                 ('Card', b'http://www.cubicweb.org/', 'myfeed'))

                self.assertEqual(self.repo._extid_cache[b'http://www.cubicweb.org/'],

                                 entity.eid)

                self.assertEqual(dfsource.source_cwuris(cnx),

                                 {b'http://www.cubicweb.org/': (entity.eid, 'Card')}

                             )

                self.assertTrue(dfsource.latest_retrieval)

                self.assertTrue(dfsource.fresh())

        # test_rename_source

        with self.admin_access.repo_cnx() as cnx:

            cnx.execute('SET S name "myrenamedfeed" WHERE S is CWSource, S name "myfeed"')

            cnx.commit()

            entity = cnx.execute('Card X').get_entity(0, 0)

            self.assertEqual(entity.cwuri, 'http://www.cubicweb.org/')

            self.assertEqual(entity.cw_source[0].name, 'myrenamedfeed')

            self.assertEqual(entity.cw_metainformation(),

                             {'type': 'Card',

                              'source': {'uri': 'myrenamedfeed', 'type': 'datafeed', 'use-cwuri-as-url': True},

                              'extid': b'http://www.cubicweb.org/'}

                             )

            self.assertEqual(self.repo._type_source_cache[entity.eid],

                             ('Card', b'http://www.cubicweb.org/', 'myrenamedfeed'))

            self.assertEqual(self.repo._extid_cache[b'http://www.cubicweb.org/'],

                             entity.eid)

            # test_delete_source

            cnx.execute('DELETE CWSource S WHERE S name "myrenamedfeed"')

            cnx.commit()

            self.assertFalse(cnx.execute('Card X WHERE X title "cubicweb.org"'))

            self.assertFalse(cnx.execute('Any X WHERE X has_text "cubicweb.org"'))

    def test_parser_retrieve_url_local(self):

        with self.admin_access.repo_cnx() as cnx:

            with self.base_parser(cnx) as parser:

                value = parser.retrieve_url('a string')

                self.assertEqual(200, value.getcode())

                self.assertEqual('a string', value.geturl())

class DataFeedConfigTC(CubicWebTC):

    def test_use_cwuri_as_url_override(self):

        with self.admin_access.client_cnx() as cnx:

            cnx.create_entity('CWSource', name=u'myfeed', type=u'datafeed',

                              parser=u'testparser', url=u'ignored',

                              config=u'use-cwuri-as-url=no')

            cnx.commit()

        dfsource = self.repo.sources_by_uri['myfeed']

        self.assertEqual(dfsource.use_cwuri_as_url, False)

        self.assertEqual({'type': u'datafeed', 'uri': u'myfeed', 'use-cwuri-as-url': False},

                         dfsource.public_config)

if __name__ == '__main__':

    from logilab.common.testlib import unittest_main

    unittest_main()