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# -*- coding: utf-8 -*-
from __future__ import unicode_literals

from context import nikola
import os
import unittest
import mock


class BasicCommandImportWordpress(unittest.TestCase):
    def setUp(self):
        self.import_command = nikola.plugins.command_import_wordpress.CommandImportWordpress(
        )
        self.import_filename = os.path.abspath(
            os.path.join(os.path.dirname(__file__),
                         'wordpress_export_example.xml'))

    def tearDown(self):
        del self.import_command
        del self.import_filename


class CommandImportWordpressRunTest(BasicCommandImportWordpress):
    def setUp(self):
        super(self.__class__, self).setUp()
        self.data_import = mock.MagicMock()
        self.site_generation = mock.MagicMock()
        self.write_urlmap = mock.MagicMock()
        self.write_configuration = mock.MagicMock()

        site_generation_patch = mock.patch(
            'nikola.plugins.command_import_wordpress.CommandImportWordpress.generate_base_site', self.site_generation)
        data_import_patch = mock.patch(
            'nikola.plugins.command_import_wordpress.CommandImportWordpress.import_posts', self.data_import)
        write_urlmap_patch = mock.patch(
            'nikola.plugins.command_import_wordpress.CommandImportWordpress.write_urlmap_csv', self.write_urlmap)
        write_configuration_patch = mock.patch(
            'nikola.plugins.command_import_wordpress.CommandImportWordpress.write_configuration', self.write_configuration)

        self.patches = [site_generation_patch, data_import_patch,
                        write_urlmap_patch, write_configuration_patch]
        for patch in self.patches:
            patch.start()

    def tearDown(self):
        del self.data_import
        del self.site_generation
        del self.write_urlmap
        del self.write_configuration

        for patch in self.patches:
            patch.stop()
        del self.patches

        super(self.__class__, self).tearDown()

    def test_create_import(self):
        valid_import_arguments = (
            ['--filename', self.import_filename],
            ['-f', self.import_filename, '-o', 'some_folder'],
            [self.import_filename],
            [self.import_filename, 'folder_argument'],
        )

        for arguments in valid_import_arguments:
            self.import_command.run(*arguments)

            self.assertTrue(self.site_generation.called)
            self.assertTrue(self.data_import.called)
            self.assertTrue(self.write_urlmap.called)
            self.assertTrue(self.write_configuration.called)
            self.assertFalse(self.import_command.exclude_drafts)

    def test_ignoring_drafts(self):
        valid_import_arguments = (
            ['--filename', self.import_filename, '--no-drafts'],
            ['-f', self.import_filename, '-o', 'some_folder', '-d'],
        )

        for arguments in valid_import_arguments:
            self.import_command.run(*arguments)
            self.assertTrue(self.import_command.exclude_drafts)

    def test_getting_help(self):
        for arguments in (['-h'], ['--help']):
            self.assertRaises(SystemExit, self.import_command.run, *arguments)

            self.assertFalse(self.site_generation.called)
            self.assertFalse(self.data_import.called)
            self.assertFalse(self.write_urlmap.called)
            self.assertFalse(self.write_configuration.called)


class CommandImportWordpressTest(BasicCommandImportWordpress):
    def test_create_import_work_without_argument(self):
        # Running this without an argument must not fail.
        # It should show the proper usage of the command.
        self.import_command.run()

    def test_populate_context(self):
        channel = self.import_command.get_channel_from_file(
            self.import_filename)
        context = self.import_command.populate_context(channel)

        for required_key in ('POST_PAGES', 'POST_COMPILERS'):
            self.assertTrue(required_key in context)

        self.assertEqual('de', context['DEFAULT_LANG'])
        self.assertEqual('Wordpress blog title', context['BLOG_TITLE'])
        self.assertEqual('Nikola test blog ;) - with moré Ümläüts',
                         context['BLOG_DESCRIPTION'])
        self.assertEqual('http://some.blog', context['BLOG_URL'])
        self.assertEqual('mail@some.blog', context['BLOG_EMAIL'])
        self.assertEqual('Niko', context['BLOG_AUTHOR'])

    def test_importing_posts_and_attachments(self):
        channel = self.import_command.get_channel_from_file(
            self.import_filename)
        self.import_command.context = self.import_command.populate_context(
            channel)
        self.import_command.url_map = {}  # For testing we use an empty one.
        self.import_command.output_folder = 'new_site'

        write_metadata = mock.MagicMock()
        write_content = mock.MagicMock()
        download_mock = mock.MagicMock()

        with mock.patch('nikola.plugins.command_import_wordpress.CommandImportWordpress.write_content', write_content):
            with mock.patch('nikola.plugins.command_import_wordpress.CommandImportWordpress.write_metadata', write_metadata):
                with mock.patch('nikola.plugins.command_import_wordpress.CommandImportWordpress.download_url_content_to_file', download_mock):
                    with mock.patch('nikola.plugins.command_import_wordpress.os.makedirs'):
                        self.import_command.import_posts(channel)

        self.assertTrue(download_mock.called)
        download_mock.assert_any_call(
            'http://some.blog/wp-content/uploads/2008/07/arzt_und_pfusch-sick-cover.png',
            'new_site/files/wp-content/uploads/2008/07/arzt_und_pfusch-sick-cover.png')

        self.assertTrue(write_metadata.called)
        write_metadata.assert_any_call(
            'new_site/stories/kontakt.meta', 'Kontakt',
            'kontakt', '2009-07-16 20:20:32', None, [])

        self.assertTrue(write_content.called)
        write_content.assert_any_call('new_site/posts/200704hoert.wp', 'An image.\n\n\n\n<img class="size-full wp-image-16" title="caption test" src="http://some.blog/wp-content/uploads/2009/07/caption_test.jpg" alt="caption test" width="739" height="517" />\n\n\n\nSome source code.\n\n\n\n\n~~~~~~~~~~~~{.Python}\n\n\nimport sys\n\nprint sys.version\n\n\n~~~~~~~~~~~~\n\n\n\n\nThe end.\n\n')
        write_content.assert_any_call(
            'new_site/posts/200807arzt-und-pfusch-s-i-c-k.wp', '<img class="size-full wp-image-10 alignright" title="Arzt+Pfusch - S.I.C.K." src="http://some.blog/wp-content/uploads/2008/07/arzt_und_pfusch-sick-cover.png" alt="Arzt+Pfusch - S.I.C.K." width="210" height="209" />Arzt+Pfusch - S.I.C.K.Gerade bin ich \xfcber das Album <em>S.I.C.K</em> von <a title="Arzt+Pfusch" href="http://www.arztpfusch.com/" target="_blank">Arzt+Pfusch</a> gestolpert, welches Arzt+Pfusch zum Download f\xfcr lau anbieten. Das Album steht unter einer Creative Commons <a href="http://creativecommons.org/licenses/by-nc-nd/3.0/de/">BY-NC-ND</a>-Lizenz.\n\nDie Ladung <em>noisebmstupidevildustrial</em> gibts als MP3s mit <a href="http://www.archive.org/download/dmp005/dmp005_64kb_mp3.zip">64kbps</a> und <a href="http://www.archive.org/download/dmp005/dmp005_vbr_mp3.zip">VBR</a>, als Ogg Vorbis und als FLAC (letztere <a href="http://www.archive.org/details/dmp005">hier</a>). <a href="http://www.archive.org/download/dmp005/dmp005-artwork.zip">Artwork</a> und <a href="http://www.archive.org/download/dmp005/dmp005-lyrics.txt">Lyrics</a> gibts nochmal einzeln zum Download.')
        write_content.assert_any_call(
            'new_site/stories/kontakt.wp', '<h1>Datenschutz</h1>\n\nIch erhebe und speichere automatisch in meine Server Log Files Informationen, die dein Browser an mich \xfcbermittelt. Dies sind:\n\n<ul>\n\n    <li>Browsertyp und -version</li>\n\n    <li>verwendetes Betriebssystem</li>\n\n    <li>Referrer URL (die zuvor besuchte Seite)</li>\n\n    <li>IP Adresse des zugreifenden Rechners</li>\n\n    <li>Uhrzeit der Serveranfrage.</li>\n\n</ul>\n\nDiese Daten sind f\xfcr mich nicht bestimmten Personen zuordenbar. Eine Zusammenf\xfchrung dieser Daten mit anderen Datenquellen wird nicht vorgenommen, die Daten werden einzig zu statistischen Zwecken erhoben.')

        self.assertTrue(len(self.import_command.url_map) > 0)

        self.assertEqual(
            self.import_command.url_map['http://some.blog/2007/04/hoert/'],
            'http://some.blog/posts/200704hoert.html')
        self.assertEqual(
            self.import_command.url_map[
                'http://some.blog/2008/07/arzt-und-pfusch-s-i-c-k/'],
            'http://some.blog/posts/200807arzt-und-pfusch-s-i-c-k.html')
        self.assertEqual(
            self.import_command.url_map['http://some.blog/kontakt/'],
            'http://some.blog/stories/kontakt.html')

    def test_transforming_content(self):
        """Applying markup conversions to content."""
        transform_sourcecode = mock.MagicMock()
        transform_caption = mock.MagicMock()

        with mock.patch('nikola.plugins.command_import_wordpress.CommandImportWordpress.transform_sourcecode', transform_sourcecode):
            with mock.patch('nikola.plugins.command_import_wordpress.CommandImportWordpress.transform_caption', transform_caption):
                self.import_command.transform_content("random content")

        self.assertTrue(transform_sourcecode.called)
        self.assertTrue(transform_caption.called)

    def test_transforming_source_code(self):
        """
        Tests the handling of sourcecode tags.
        """
        content = """Hello World.
[sourcecode language="Python"]
import sys
print sys.version
[/sourcecode]"""

        content = self.import_command.transform_sourcecode(content)

        self.assertFalse('[/sourcecode]' in content)
        self.assertFalse('[sourcecode language=' in content)

        replaced_content = """Hello World.

~~~~~~~~~~~~{.Python}

import sys
print sys.version

~~~~~~~~~~~~
"""

        self.assertEqual(content, replaced_content)

    def test_transform_caption(self):
        caption = '[caption id="attachment_16" align="alignnone" width="739" caption="beautiful picture"]<img class="size-full wp-image-16" src="http://some.blog/wp-content/uploads/2009/07/caption_test.jpg" alt="beautiful picture" width="739" height="517" />[/caption]'
        transformed_content = self.import_command.transform_caption(caption)

        expected_content = '<img class="size-full wp-image-16" src="http://some.blog/wp-content/uploads/2009/07/caption_test.jpg" alt="beautiful picture" width="739" height="517" />'

        self.assertEqual(transformed_content, expected_content)

    def test_transform_multiple_captions_in_a_post(self):
        content = """asdasdas
[caption id="attachment_16" align="alignnone" width="739" caption="beautiful picture"]<img class="size-full wp-image-16" src="http://some.blog/wp-content/uploads/2009/07/caption_test.jpg" alt="beautiful picture" width="739" height="517" />[/caption]
asdasdas
asdasdas
[caption id="attachment_16" align="alignnone" width="739" caption="beautiful picture"]<img class="size-full wp-image-16" title="pretty" src="http://some.blog/wp-content/uploads/2009/07/caption_test.jpg" alt="beautiful picture" width="739" height="517" />[/caption]
asdasdas"""

        expected_content = """asdasdas
<img class="size-full wp-image-16" src="http://some.blog/wp-content/uploads/2009/07/caption_test.jpg" alt="beautiful picture" width="739" height="517" />
asdasdas
asdasdas
<img class="size-full wp-image-16" title="pretty" src="http://some.blog/wp-content/uploads/2009/07/caption_test.jpg" alt="beautiful picture" width="739" height="517" />
asdasdas"""

        self.assertEqual(
            expected_content, self.import_command.transform_caption(content))

    def test_transform_caption_with_link_inside(self):
        content = """[caption caption="Fehlermeldung"]<a href="http://some.blog/openttd-missing_sound.png"><img class="size-thumbnail wp-image-551" title="openttd-missing_sound" src="http://some.blog/openttd-missing_sound-150x150.png" alt="Fehlermeldung" /></a>[/caption]"""
        transformed_content = self.import_command.transform_caption(content)

        expected_content = """<a href="http://some.blog/openttd-missing_sound.png"><img class="size-thumbnail wp-image-551" title="openttd-missing_sound" src="http://some.blog/openttd-missing_sound-150x150.png" alt="Fehlermeldung" /></a>"""
        self.assertEqual(expected_content, transformed_content)

    def test_get_configuration_output_path(self):
        self.import_command.output_folder = 'new_site'
        default_config_path = os.path.join('new_site', 'conf.py')

        self.import_command.import_into_existing_site = False
        self.assertEqual(default_config_path,
                         self.import_command.get_configuration_output_path())

        self.import_command.import_into_existing_site = True
        config_path_with_timestamp = self.import_command.get_configuration_output_path(
        )
        self.assertNotEqual(default_config_path, config_path_with_timestamp)
        self.assertTrue('wordpress_import' in config_path_with_timestamp)

    def test_write_content_does_not_detroy_text(self):
        content = b"""<h1>Installation</h1>
Follow the instructions <a title="Installing Jenkins" href="https://wiki.jenkins-ci.org/display/JENKINS/Installing+Jenkins">described here</a>.

<h1>Plugins</h1>
There are many plugins.
<h2>Violations</h2>
You can use the <a title="Jenkins Plugin: Violations" href="https://wiki.jenkins-ci.org/display/JENKINS/Violations">Violations</a> plugin."""
        open_mock = mock.mock_open()
        with mock.patch('nikola.plugins.command_import_wordpress.open', open_mock, create=True):
            self.import_command.write_content('some_file', content)

        open_mock.assert_called_once_with('some_file', 'wb+')
        call_context = open_mock()
        call_context.write.assert_called_once_with(
            content.join([b'<html><body>', b'</body></html>']))

if __name__ == '__main__':
    unittest.main()