# GNU MediaGoblin -- federated, autonomous media hosting
# Copyright (C) 2011, 2012 MediaGoblin contributors.  See AUTHORS.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

from nose.tools import assert_equal

from mediagoblin import mg_globals
from mediagoblin.db.models import User
from mediagoblin.tests.tools import get_app, fixture_add_user
from mediagoblin.tools import template
from mediagoblin.auth.lib import bcrypt_check_password

class TestUserEdit(object):
    def setUp(self):
        self.app = get_app(dump_old_app=False)
        # set up new user
        self.user_password = u'toast'
        self.user = fixture_add_user(password = self.user_password)
        self.login()

    def login(self):
        self.app.post(
            '/auth/login/', {
                'username': self.user.username,
                'password': self.user_password})


    def test_user_deletion(self):
        """Delete user via web interface"""
        # Make sure user exists
        assert User.query.filter_by(username=u'chris').first()

        res = self.app.post('/edit/account/delete/', {'confirmed': 'y'})

        # Make sure user has been deleted
        assert User.query.filter_by(username=u'chris').first() == None

        #TODO: make sure all corresponding items comments etc have been
        # deleted too. Perhaps in submission test?

        #Restore user at end of test
        self.user = fixture_add_user(password = self.user_password)
        self.login()


    def test_change_password(self):
        """Test changing password correctly and incorrectly"""
        # test that the password can be changed
        # template.clear_test_template_context()
        res = self.app.post(
            '/edit/account/', {
                'old_password': 'toast',
                'new_password': '123456',
                'wants_comment_notification': 'y'
                })

        # Check for redirect on success
        assert_equal(res.status_int, 302)
        # test_user has to be fetched again in order to have the current values
        test_user = User.query.filter_by(username=u'chris').first()
        assert bcrypt_check_password('123456', test_user.pw_hash)
        # Update current user passwd
        self.user_password = '123456'

        # test that the password cannot be changed if the given
        # old_password is wrong template.clear_test_template_context()
        self.app.post(
            '/edit/account/', {
                'old_password': 'toast',
                'new_password': '098765',
                })

        test_user = User.query.filter_by(username=u'chris').first()
        assert not bcrypt_check_password('098765', test_user.pw_hash)



    def test_change_bio_url(self):
        """Test changing bio and URL"""
        # Test if legacy profile editing URL redirects correctly
        res = self.app.post(
            '/edit/profile/', {
                'bio': u'I love toast!',
                'url': u'http://dustycloud.org/'}, expect_errors=True)

        # Should redirect to /u/chris/edit/
        assert_equal (res.status_int, 302)
        assert res.headers['Location'].endswith("/u/chris/edit/")

        res = self.app.post(
            '/u/chris/edit/', {
                'bio': u'I love toast!',
                'url': u'http://dustycloud.org/'})

        test_user = User.query.filter_by(username=u'chris').first()
        assert_equal(test_user.bio, u'I love toast!')
        assert_equal(test_user.url, u'http://dustycloud.org/')

        # change a different user than the logged in (should fail with 403)
        fixture_add_user(username=u"foo")
        res = self.app.post(
            '/u/foo/edit/', {
                'bio': u'I love toast!',
                'url': u'http://dustycloud.org/'}, expect_errors=True)
        assert_equal(res.status_int, 403)

        # test changing the bio and the URL inproperly
        too_long_bio = 150 * 'T' + 150 * 'o' + 150 * 'a' + 150 * 's' + 150* 't'

        self.app.post(
            '/u/chris/edit/', {
                # more than 500 characters
                'bio': too_long_bio,
                'url': 'this-is-no-url'})

        # Check form errors
        context = template.TEMPLATE_TEST_CONTEXT['mediagoblin/edit/edit_profile.html']
        form = context['form']

        assert_equal(form.bio.errors, [u'Field must be between 0 and 500 characters long.'])
        assert_equal(form.url.errors, [u'This address contains errors'])

# test changing the url inproperly