base_config.update_blueprint({

    'package': kallithea,

    # Rendering Engines Configuration

    'renderers': [

        'json',

        'mako',

    ],

    'default_renderer': 'mako',

    'use_dotted_templatenames': False,

    # Configure Sessions, store data as JSON to avoid pickle security issues

    'session.enabled': True,

    'session.data_serializer': 'json',

    # Configure the base SQLALchemy Setup

    'use_sqlalchemy': True,

    'model': kallithea.model.base,

    'DBSession': kallithea.model.meta.Session,

    # Configure App without an authentication backend.

    'auth_backend': None,

    # Use custom error page for these errors. By default, Turbogears2 does not add

    # 400 in this list.

    # Explicitly listing all is considered more robust than appending to defaults,

    # in light of possible future framework changes.

    'errorpage.status_codes': [400, 401, 403, 404],

    # Disable transaction manager -- currently Kallithea takes care of transactions itself

    'tm.enabled': False,

    # Set the default i18n source language so TG doesn't search beyond 'en' in Accept-Language.

    'i18n.lang': 'en',

})

# DebugBar, a debug toolbar for TurboGears2.

# (https://github.com/TurboGears/tgext.debugbar)

# To enable it, install 'tgext.debugbar' and 'kajiki', and run Kallithea with

# 'debug = true' (not in production!)

# See the Kallithea documentation for more information.

try:

    import kajiki  # only to check its existence

    from tgext.debugbar import enable_debugbar

    assert kajiki

except ImportError:

    pass

else:

    enable_debugbar(base_config)

def setup_configuration(app):

    config = app.config

    if not kallithea.lib.locale.current_locale_is_valid():

        log.error("Terminating ...")

        sys.exit(1)

    # Mercurial sets encoding at module import time, so we have to monkey patch it

    hgencoding = config.get('hgencoding')

    if hgencoding:

        mercurial.encoding.encoding = hgencoding

    if config.get('ignore_alembic_revision', False):

        log.warning('database alembic revision checking is disabled')

    else:

        dbconf = config['sqlalchemy.url']

        alembic_cfg = alembic.config.Config()

        alembic_cfg.set_main_option('script_location', 'kallithea:alembic')

        alembic_cfg.set_main_option('sqlalchemy.url', dbconf)

        script_dir = ScriptDirectory.from_config(alembic_cfg)

        available_heads = sorted(script_dir.get_heads())

        engine = create_engine(dbconf)

        with engine.connect() as conn:

            context = MigrationContext.configure(conn)

            current_heads = sorted(str(s) for s in context.get_current_heads())

        if current_heads != available_heads:

            log.error('Failed to run Kallithea:\n\n'

                      'The database version does not match the Kallithea version.\n'

                      'Please read the documentation on how to upgrade or downgrade the database.\n'

                      'Current database version id(s): %s\n'

                      'Expected database version id(s): %s\n'

                      'If you are a developer and you know what you are doing, you can add `ignore_alembic_revision = True` '

                      'to your .ini file to skip the check.\n' % (' '.join(current_heads), ' '.join(available_heads)))

            sys.exit(1)

    # store some globals into kallithea

    kallithea.DEFAULT_USER_ID = db.User.get_default_user().user_id

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

        kallithea.CELERY_APP = celerypylons.make_app()

    kallithea.CONFIG = config

    load_rcextensions(root_path=config['here'])