# -*- coding: utf-8 -*-

# This program is free software: you can redistribute it and/or modify

# it under the terms of the GNU 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 General Public License for more details.

#

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

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

"""WSGI middleware initialization for the Kallithea application."""

from kallithea.config.app_cfg import base_config

from kallithea.lib.utils2 import asbool

__all__ = ['make_app']

def wrap_app(app):

    """Wrap the TG WSGI application in Kallithea middleware"""

    config = app.config

    # we want our low level middleware to get to the request ASAP. We don't

    # need any stack middleware in them - especially no StatusCodeRedirect buffering

    app = SimpleHg(app, config)

    app = SimpleGit(app, config)

    # Enable https redirects based on HTTP_X_URL_SCHEME set by proxy

    if any(asbool(config.get(x)) for x in ['https_fixup', 'force_https', 'use_htsts']):

        app = HttpsFixup(app, config)

    app = PermanentRepoUrl(app, config)

    # Optional and undocumented wrapper - gives more verbose request/response logging, but has a slight overhead

    if asbool(config.get('use_wsgi_wrapper')):

        app = RequestWrapper(app, config)

    return app

def make_app(global_conf, **app_conf):

    """

    Set up Kallithea with the settings found in the PasteDeploy configuration

    file used.

    :param global_conf: The global settings for Kallithea (those

        defined under the ``[DEFAULT]`` section).

    :return: The Kallithea application with all the relevant middleware

        loaded.

    This is the PasteDeploy factory for the Kallithea application.

    ``app_conf`` contains all the application-specific settings (those defined

    under ``[app:main]``.

    """

    assert app_conf.get('sqlalchemy.url')  # must be called with a Kallithea .ini file, which for example must have this config option

    assert global_conf.get('here') and global_conf.get('__file__')  # app config should be initialized the paste way ...

    return base_config.make_wsgi_app(global_conf, app_conf, wrap_app=wrap_app)

# -*- coding: utf-8 -*-

# This program is free software: you can redistribute it and/or modify

# it under the terms of the GNU 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 General Public License for more details.

#

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

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

"""

kallithea.lib.middleware.simplegit

~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

SimpleGit middleware for handling Git protocol requests (push/clone etc.)

It's implemented with basic auth function

This file was forked by the Kallithea project in July 2014.

Original author and date, and relevant copyright and licensing information is below:

:created_on: Apr 28, 2010

:author: marcink

:copyright: (c) 2013 RhodeCode GmbH, and others.

:license: GPLv3, see LICENSE.md for more details.

"""

import logging

import re

from kallithea.lib.base import BaseVCSController, get_path_info

from kallithea.lib.hooks import log_pull_action

from kallithea.lib.utils import make_ui

from kallithea.model.db import Repository

log = logging.getLogger(__name__)

GIT_PROTO_PAT = re.compile(r'^/(.+)/(info/refs|git-upload-pack|git-receive-pack)$')

cmd_mapping = {

    'git-receive-pack': 'push',

    'git-upload-pack': 'pull',

}

class SimpleGit(BaseVCSController):

    scm_alias = 'git'

    @classmethod

    def parse_request(cls, environ):

        path_info = get_path_info(environ)

        m = GIT_PROTO_PAT.match(path_info)

        if m is None:

            return None

        class parsed_request(object):

            # See https://git-scm.com/book/en/v2/Git-Internals-Transfer-Protocols#_the_smart_protocol

            repo_name = m.group(1).rstrip('/')

            cmd = m.group(2)

            query_string = environ['QUERY_STRING']

            if cmd == 'info/refs' and query_string.startswith('service='):

                service = query_string.split('=', 1)[1]

                action = cmd_mapping.get(service)

            else:

                service = None

                action = cmd_mapping.get(cmd)

        return parsed_request

    def _make_app(self, parsed_request):

        """

        Return a pygrack wsgi application.

        """

        pygrack_app = make_wsgi_app(parsed_request.repo_name, self.basepath)