db: Move initialization of test environment up to pyramid layer.

rhodecode/config/environment.py

@@ -1,189 +1,177 b''
 # -*- coding: utf-8 -*-
 
 # Copyright (C) 2010-2016  RhodeCode GmbH
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License, version 3
 # (only), as published by the Free Software Foundation.
 #
 # 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 Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 # This program is dual-licensed. If you wish to learn more about the
 # RhodeCode Enterprise Edition, including its added features, Support services,
 # and proprietary license terms, please see https://rhodecode.com/licenses/
 
 """
 Pylons environment configuration
 """
 
 import os
 import logging
 import rhodecode
 import platform
 import re
 import io
 
 from mako.lookup import TemplateLookup
 from pylons.configuration import PylonsConfig
 from pylons.error import handle_mako_error
 from pyramid.settings import asbool
 
 # don't remove this import it does magic for celery
 from rhodecode.lib import celerypylons  # noqa
 
 import rhodecode.lib.app_globals as app_globals
 
 from rhodecode.config import utils
 from rhodecode.config.routing import make_map
 from rhodecode.config.jsroutes import generate_jsroutes_content
 
 from rhodecode.lib import helpers
 from rhodecode.lib.auth import set_available_permissions
 from rhodecode.lib.utils import (
     repo2db_mapper, make_db_config, set_rhodecode_config,
     load_rcextensions)
 from rhodecode.lib.utils2 import str2bool, aslist
 from rhodecode.lib.vcs import connect_vcs, start_vcs_server
 from rhodecode.model.scm import ScmModel
 
 log = logging.getLogger(__name__)
 
 def load_environment(global_conf, app_conf, initial=False,
                      test_env=None, test_index=None):
     """
     Configure the Pylons environment via the ``pylons.config``
     object
     """
     config = PylonsConfig()
 
     rhodecode.is_test = str2bool(app_conf.get('is_test', 'False'))
 
     # Pylons paths
     root = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
     paths = {
         'root': root,
         'controllers': os.path.join(root, 'controllers'),
         'static_files': os.path.join(root, 'public'),
         'templates': [os.path.join(root, 'templates')],
     }
 
     # Initialize config with the basic options
     config.init_app(global_conf, app_conf, package='rhodecode', paths=paths)
 
     # store some globals into rhodecode
     rhodecode.CELERY_ENABLED = str2bool(config['app_conf'].get('use_celery'))
     rhodecode.CELERY_EAGER = str2bool(
         config['app_conf'].get('celery.always.eager'))
 
     config['routes.map'] = make_map(config)
 
     if asbool(config['debug']):
         jsroutes = config['routes.map'].jsroutes()
         jsroutes_file_content = generate_jsroutes_content(jsroutes)
         jsroutes_file_path = os.path.join(
             paths['static_files'], 'js', 'rhodecode', 'routes.js')
 
         with io.open(jsroutes_file_path, 'w', encoding='utf-8') as f:
             f.write(jsroutes_file_content)
 
     config['pylons.app_globals'] = app_globals.Globals(config)
     config['pylons.h'] = helpers
     rhodecode.CONFIG = config
 
     load_rcextensions(root_path=config['here'])
 
     # Setup cache object as early as possible
     import pylons
     pylons.cache._push_object(config['pylons.app_globals'].cache)
 
     # Create the Mako TemplateLookup, with the default auto-escaping
     config['pylons.app_globals'].mako_lookup = TemplateLookup(
         directories=paths['templates'],
         error_handler=handle_mako_error,
         module_directory=os.path.join(app_conf['cache_dir'], 'templates'),
         input_encoding='utf-8', default_filters=['escape'],
         imports=['from webhelpers.html import escape'])
 
     # sets the c attribute access when don't existing attribute are accessed
     config['pylons.strict_tmpl_context'] = True
-    config_file_name = os.path.split(config['__file__'])[-1]
-    test = re.match('^test[\w_]*\.ini$', config_file_name) is not None
-    if test:
-        if test_env is None:
-            test_env = not int(os.environ.get('RC_NO_TMP_PATH', 0))
-
-        from rhodecode.lib.utils import create_test_env, create_test_index
-        from rhodecode.tests import TESTS_TMP_PATH
-        # test repos
-        if test_env:
-            create_test_env(TESTS_TMP_PATH, config)
-            create_test_index(TESTS_TMP_PATH, config, True)
 
     # Limit backends to "vcs.backends" from configuration
     backends = config['vcs.backends'] = aslist(
         config.get('vcs.backends', 'hg,git'), sep=',')
     for alias in rhodecode.BACKENDS.keys():
         if alias not in backends:
             del rhodecode.BACKENDS[alias]
     log.info("Enabled backends: %s", backends)
 
     # initialize vcs client and optionally run the server if enabled
     vcs_server_uri = config.get('vcs.server', '')
     vcs_server_enabled = str2bool(config.get('vcs.server.enable', 'true'))
     start_server = (
         str2bool(config.get('vcs.start_server', 'false')) and
         not int(os.environ.get('RC_VCSSERVER_TEST_DISABLE', '0')))
     if vcs_server_enabled and start_server:
         log.info("Starting vcsserver")
         start_vcs_server(server_and_port=vcs_server_uri,
                          protocol=utils.get_vcs_server_protocol(config),
                          log_level=config['vcs.server.log_level'])
 
     set_available_permissions(config)
     db_cfg = make_db_config(clear_session=True)
 
     repos_path = list(db_cfg.items('paths'))[0][1]
     config['base_path'] = repos_path
 
     config['vcs.hooks.direct_calls'] = _use_direct_hook_calls(config)
     config['vcs.hooks.protocol'] = _get_vcs_hooks_protocol(config)
 
     # store db config also in main global CONFIG
     set_rhodecode_config(config)
 
     # configure instance id
     utils.set_instance_id(config)
 
     # CONFIGURATION OPTIONS HERE (note: all config options will override
     # any Pylons config options)
 
     # store config reference into our module to skip import magic of pylons
     rhodecode.CONFIG.update(config)
 
     utils.configure_pyro4(config)
     utils.configure_vcs(config)
     if vcs_server_enabled:
         connect_vcs(vcs_server_uri, utils.get_vcs_server_protocol(config))
 
     import_on_startup = str2bool(config.get('startup.import_repos', False))
     if vcs_server_enabled and import_on_startup:
         repo2db_mapper(ScmModel().repo_scan(repos_path), remove_obsolete=False)
     return config
 
 
 def _use_direct_hook_calls(config):
     default_direct_hook_calls = 'false'
     direct_hook_calls = str2bool(
         config.get('vcs.hooks.direct_calls', default_direct_hook_calls))
     return direct_hook_calls
 
 
 def _get_vcs_hooks_protocol(config):
     protocol = config.get('vcs.hooks.protocol', 'pyro4').lower()
     return protocol

rhodecode/config/middleware.py

@@ -1,315 +1,323 b''
 # -*- coding: utf-8 -*-
 
 # Copyright (C) 2010-2016  RhodeCode GmbH
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License, version 3
 # (only), as published by the Free Software Foundation.
 #
 # 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 Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 # This program is dual-licensed. If you wish to learn more about the
 # RhodeCode Enterprise Edition, including its added features, Support services,
 # and proprietary license terms, please see https://rhodecode.com/licenses/
 
 """
 Pylons middleware initialization
 """
 import logging
 
 from paste.registry import RegistryManager
 from paste.gzipper import make_gzip_middleware
 from pylons.middleware import ErrorHandler, StatusCodeRedirect
 from pylons.wsgiapp import PylonsApp
 from pyramid.authorization import ACLAuthorizationPolicy
 from pyramid.config import Configurator
 from pyramid.static import static_view
 from pyramid.settings import asbool, aslist
 from pyramid.wsgi import wsgiapp
 from routes.middleware import RoutesMiddleware
 import routes.util
 
 import rhodecode
 from rhodecode.config import patches, utils
 from rhodecode.config.environment import load_environment
 from rhodecode.lib.middleware import csrf
 from rhodecode.lib.middleware.appenlight import wrap_in_appenlight_if_enabled
 from rhodecode.lib.middleware.disable_vcs import DisableVCSPagesWrapper
 from rhodecode.lib.middleware.https_fixup import HttpsFixup
 from rhodecode.lib.middleware.vcs import VCSMiddleware
 from rhodecode.lib.plugins.utils import register_rhodecode_plugin
 
 
 log = logging.getLogger(__name__)
 
 
 def make_app(global_conf, full_stack=True, static_files=True, **app_conf):
     """Create a Pylons WSGI application and return it
 
     ``global_conf``
         The inherited configuration for this application. Normally from
         the [DEFAULT] section of the Paste ini file.
 
     ``full_stack``
         Whether or not this application provides a full WSGI stack (by
         default, meaning it handles its own exceptions and errors).
         Disable full_stack when this application is "managed" by
         another WSGI middleware.
 
     ``app_conf``
         The application's local configuration. Normally specified in
         the [app:<name>] section of the Paste ini file (where <name>
         defaults to main).
 
     """
     # Apply compatibility patches
     patches.kombu_1_5_1_python_2_7_11()
     patches.inspect_getargspec()
 
     # Configure the Pylons environment
     config = load_environment(global_conf, app_conf)
 
     # The Pylons WSGI app
     app = PylonsApp(config=config)
     if rhodecode.is_test:
         app = csrf.CSRFDetector(app)
 
     expected_origin = config.get('expected_origin')
     if expected_origin:
         # The API can be accessed from other Origins.
         app = csrf.OriginChecker(app, expected_origin,
                                  skip_urls=[routes.util.url_for('api')])
 
     # Add RoutesMiddleware. Currently we have two instances in the stack. This
     # is the lower one to make the StatusCodeRedirect middleware happy.
     # TODO: johbo: This is not optimal, search for a better solution.
     app = RoutesMiddleware(app, config['routes.map'])
 
     # CUSTOM MIDDLEWARE HERE (filtered by error handling middlewares)
     if asbool(config['pdebug']):
         from rhodecode.lib.profiler import ProfilingMiddleware
         app = ProfilingMiddleware(app)
 
     # Protect from VCS Server error related pages when server is not available
     vcs_server_enabled = asbool(config.get('vcs.server.enable', 'true'))
     if not vcs_server_enabled:
         app = DisableVCSPagesWrapper(app)
 
     if asbool(full_stack):
 
         # Appenlight monitoring and error handler
         app, appenlight_client = wrap_in_appenlight_if_enabled(app, config)
 
         # Handle Python exceptions
         app = ErrorHandler(app, global_conf, **config['pylons.errorware'])
 
         # we want our low level middleware to get to the request ASAP. We don't
         # need any pylons stack middleware in them
         app = VCSMiddleware(app, config, appenlight_client)
         # Display error documents for 401, 403, 404 status codes (and
         # 500 when debug is disabled)
         if asbool(config['debug']):
             app = StatusCodeRedirect(app)
         else:
             app = StatusCodeRedirect(app, [400, 401, 403, 404, 500])
 
     # enable https redirects based on HTTP_X_URL_SCHEME set by proxy
     app = HttpsFixup(app, config)
 
     # Establish the Registry for this application
     app = RegistryManager(app)
 
     app.config = config
 
     return app
 
 
 def make_pyramid_app(global_config, **settings):
     """
     Constructs the WSGI application based on Pyramid and wraps the Pylons based
     application.
 
     Specials:
 
     * We migrate from Pylons to Pyramid. While doing this, we keep both
       frameworks functional. This involves moving some WSGI middlewares around
       and providing access to some data internals, so that the old code is
       still functional.
 
     * The application can also be integrated like a plugin via the call to
       `includeme`. This is accompanied with the other utility functions which
       are called. Changing this should be done with great care to not break
       cases when these fragments are assembled from another place.
 
     """
     # The edition string should be available in pylons too, so we add it here
     # before copying the settings.
     settings.setdefault('rhodecode.edition', 'Community Edition')
 
     # As long as our Pylons application does expect "unprepared" settings, make
     # sure that we keep an unmodified copy. This avoids unintentional change of
     # behavior in the old application.
     settings_pylons = settings.copy()
 
-    # TODO: Remove this by refactoring the init DB function.
-    # Put debug flag into settings for DB setup.
-    settings['debug'] = global_config.get('debug', False)
-    utils.initialize_database(settings)
+    # Some parts of the code expect a merge of global and app settings.
+    settings_merged = global_config.copy()
+    settings_merged.update(settings)
 
     sanitize_settings_and_apply_defaults(settings)
     config = Configurator(settings=settings)
     add_pylons_compat_data(config.registry, global_config, settings_pylons)
+
+    # Initialize the database connection.
+    utils.initialize_database(settings_merged)
+
+    # If this is a test run we prepare the test environment like
+    # creating a test database, test search index and test repositories.
+    if settings['is_test']:
+        utils.initialize_test_environment(settings_merged)
+
     includeme(config)
     includeme_last(config)
     pyramid_app = config.make_wsgi_app()
     pyramid_app = wrap_app_in_wsgi_middlewares(pyramid_app, config)
     return pyramid_app
 
 
 def add_pylons_compat_data(registry, global_config, settings):
     """
     Attach data to the registry to support the Pylons integration.
     """
     registry._pylons_compat_global_config = global_config
     registry._pylons_compat_settings = settings
 
 
 def includeme(config):
     settings = config.registry.settings
 
     # Includes which are required. The application would fail without them.
     config.include('pyramid_mako')
     config.include('pyramid_beaker')
     config.include('rhodecode.authentication')
     config.include('rhodecode.login')
     config.include('rhodecode.tweens')
     config.include('rhodecode.api')
 
     # Set the authorization policy.
     authz_policy = ACLAuthorizationPolicy()
     config.set_authorization_policy(authz_policy)
 
     # Set the default renderer for HTML templates to mako.
     config.add_mako_renderer('.html')
 
     # plugin information
     config.registry.rhodecode_plugins = {}
 
     config.add_directive(
         'register_rhodecode_plugin', register_rhodecode_plugin)
     # include RhodeCode plugins
     includes = aslist(settings.get('rhodecode.includes', []))
     for inc in includes:
         config.include(inc)
 
     # This is the glue which allows us to migrate in chunks. By registering the
     # pylons based application as the "Not Found" view in Pyramid, we will
     # fallback to the old application each time the new one does not yet know
     # how to handle a request.
     pylons_app = make_app(
         config.registry._pylons_compat_global_config,
         **config.registry._pylons_compat_settings)
     config.registry._pylons_compat_config = pylons_app.config
     pylons_app_as_view = wsgiapp(pylons_app)
     config.add_notfound_view(pylons_app_as_view)
 
 
 def includeme_last(config):
     """
     The static file catchall needs to be last in the view configuration.
     """
     settings = config.registry.settings
 
     # Note: johbo: I would prefer to register a prefix for static files at some
     # point, e.g. move them under '_static/'. This would fully avoid that we
     # can have name clashes with a repository name. Imaging someone calling his
     # repo "css" ;-) Also having an external web server to serve out the static
     # files seems to be easier to set up if they have a common prefix.
     #
     # Example: config.add_static_view('_static', path='rhodecode:public')
     #
     # It might be an option to register both paths for a while and then migrate
     # over to the new location.
 
     # Serving static files with a catchall.
     if settings['static_files']:
         config.add_route('catchall_static', '/*subpath')
         config.add_view(
             static_view('rhodecode:public'), route_name='catchall_static')
 
 
 def wrap_app_in_wsgi_middlewares(pyramid_app, config):
     """
     Apply outer WSGI middlewares around the application.
 
     Part of this has been moved up from the Pylons layer, so that the
     data is also available if old Pylons code is hit through an already ported
     view.
     """
     settings = config.registry.settings
 
     # Add RoutesMiddleware. Currently we have two instances in the stack. This
     # is the upper one to support the pylons compatibility tween during
     # migration to pyramid.
     pyramid_app = RoutesMiddleware(
         pyramid_app, config.registry._pylons_compat_config['routes.map'])
 
     # TODO: johbo: Don't really see why we enable the gzip middleware when
     # serving static files, might be something that should have its own setting
     # as well?
     if settings['static_files']:
         pyramid_app = make_gzip_middleware(
             pyramid_app, settings, compress_level=1)
 
     return pyramid_app
 
 
 def sanitize_settings_and_apply_defaults(settings):
     """
     Applies settings defaults and does all type conversion.
 
     We would move all settings parsing and preparation into this place, so that
     we have only one place left which deals with this part. The remaining parts
     of the application would start to rely fully on well prepared settings.
 
     This piece would later be split up per topic to avoid a big fat monster
     function.
     """
 
     # Pyramid's mako renderer has to search in the templates folder so that the
     # old templates still work. Ported and new templates are expected to use
     # real asset specifications for the includes.
     mako_directories = settings.setdefault('mako.directories', [
         # Base templates of the original Pylons application
         'rhodecode:templates',
     ])
     log.debug(
         "Using the following Mako template directories: %s",
         mako_directories)
 
     # Default includes, possible to change as a user
     pyramid_includes = settings.setdefault('pyramid.includes', [
         'rhodecode.lib.middleware.request_wrapper',
     ])
     log.debug(
         "Using the following pyramid.includes: %s",
         pyramid_includes)
 
     # TODO: johbo: Re-think this, usually the call to config.include
     # should allow to pass in a prefix.
     settings.setdefault('rhodecode.api.url', '/_admin/api')
 
     _bool_setting(settings, 'vcs.server.enable', 'true')
     _bool_setting(settings, 'static_files', 'true')
 
     return settings
 
 
 def _bool_setting(settings, name, default):
     settings[name] = asbool(settings.get(name, default))

rhodecode/config/utils.py

@@ -1,87 +1,99 b''
 # -*- coding: utf-8 -*-
 
 # Copyright (C) 2010-2016  RhodeCode GmbH
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License, version 3
 # (only), as published by the Free Software Foundation.
 #
 # 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 Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 # This program is dual-licensed. If you wish to learn more about the
 # RhodeCode Enterprise Edition, including its added features, Support services,
 # and proprietary license terms, please see https://rhodecode.com/licenses/
 
 import os
 import shlex
 import Pyro4
 import platform
 
 from rhodecode.model import init_model
 
 
 def configure_pyro4(config):
     """
     Configure Pyro4 based on `config`.
 
     This will mainly set the different configuration parameters of the Pyro4
     library based on the settings in our INI files. The Pyro4 documentation
     lists more details about the specific settings and their meaning.
     """
     Pyro4.config.COMMTIMEOUT = float(config['vcs.connection_timeout'])
     Pyro4.config.SERIALIZER = 'pickle'
     Pyro4.config.SERIALIZERS_ACCEPTED.add('pickle')
 
     # Note: We need server configuration in the WSGI processes
     # because we provide a callback server in certain vcs operations.
     Pyro4.config.SERVERTYPE = "multiplex"
     Pyro4.config.POLLTIMEOUT = 0.01
 
 
 def configure_vcs(config):
     """
     Patch VCS config with some RhodeCode specific stuff
     """
     from rhodecode.lib.vcs import conf
     from rhodecode.lib.utils2 import aslist
     conf.settings.BACKENDS = {
         'hg': 'rhodecode.lib.vcs.backends.hg.MercurialRepository',
         'git': 'rhodecode.lib.vcs.backends.git.GitRepository',
         'svn': 'rhodecode.lib.vcs.backends.svn.SubversionRepository',
     }
 
     conf.settings.HG_USE_REBASE_FOR_MERGING = config.get(
         'rhodecode_hg_use_rebase_for_merging', False)
     conf.settings.GIT_REV_FILTER = shlex.split(
         config.get('git_rev_filter', '--all').strip())
     conf.settings.DEFAULT_ENCODINGS = aslist(config.get('default_encoding',
                                                         'UTF-8'), sep=',')
     conf.settings.ALIASES[:] = config.get('vcs.backends')
     conf.settings.SVN_COMPATIBLE_VERSION = config.get(
         'vcs.svn.compatible_version')
 
 
 def initialize_database(config):
     from rhodecode.lib.utils2 import engine_from_config
     engine = engine_from_config(config, 'sqlalchemy.db1.')
     init_model(engine, encryption_key=config['beaker.session.secret'])
 
 
+def initialize_test_environment(settings, test_env=None):
+    if test_env is None:
+        test_env = not int(os.environ.get('RC_NO_TMP_PATH', 0))
+
+    from rhodecode.lib.utils import create_test_env, create_test_index
+    from rhodecode.tests import TESTS_TMP_PATH
+    # test repos
+    if test_env:
+        create_test_env(TESTS_TMP_PATH, settings)
+        create_test_index(TESTS_TMP_PATH, settings, True)
+
+
 def get_vcs_server_protocol(config):
     protocol = config.get('vcs.server.protocol', 'pyro4')
     return protocol
 
 
 def set_instance_id(config):
     """ Sets a dynamic generated config['instance_id'] if missing or '*' """
 
     config['instance_id'] = config.get('instance_id') or ''
     if config['instance_id'] == '*' or not config['instance_id']:
         _platform_id = platform.uname()[1] or 'instance'
         config['instance_id'] = '%s-%s' % (_platform_id, os.getpid())

rhodecode/lib/utils.py

@@ -1,983 +1,982 b''
 # -*- coding: utf-8 -*-
 
 # Copyright (C) 2010-2016  RhodeCode GmbH
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License, version 3
 # (only), as published by the Free Software Foundation.
 #
 # 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 Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 # This program is dual-licensed. If you wish to learn more about the
 # RhodeCode Enterprise Edition, including its added features, Support services,
 # and proprietary license terms, please see https://rhodecode.com/licenses/
 
 """
 Utilities library for RhodeCode
 """
 
 import datetime
 import decorator
 import json
 import logging
 import os
 import re
 import shutil
 import tempfile
 import traceback
 import tarfile
 import warnings
 from os.path import abspath
 from os.path import dirname as dn, join as jn
 
 import paste
 import pkg_resources
 from paste.script.command import Command, BadCommand
 from webhelpers.text import collapse, remove_formatting, strip_tags
 from mako import exceptions
 
 from rhodecode.lib.fakemod import create_module
 from rhodecode.lib.vcs.backends.base import Config
 from rhodecode.lib.vcs.exceptions import VCSError
 from rhodecode.lib.vcs.utils.helpers import get_scm, get_scm_backend
 from rhodecode.lib.utils2 import (
     safe_str, safe_unicode, get_current_rhodecode_user, md5)
 from rhodecode.model import meta
 from rhodecode.model.db import (
     Repository, User, RhodeCodeUi, UserLog, RepoGroup, UserGroup)
 from rhodecode.model.meta import Session
 from rhodecode.model.repo_group import RepoGroupModel
 from rhodecode.model.settings import VcsSettingsModel, SettingsModel
 
 log = logging.getLogger(__name__)
 
 REMOVED_REPO_PAT = re.compile(r'rm__\d{8}_\d{6}_\d{6}__.*')
 
 _license_cache = None
 
 
 def recursive_replace(str_, replace=' '):
     """
     Recursive replace of given sign to just one instance
 
     :param str_: given string
     :param replace: char to find and replace multiple instances
 
     Examples::
     >>> recursive_replace("Mighty---Mighty-Bo--sstones",'-')
     'Mighty-Mighty-Bo-sstones'
     """
 
     if str_.find(replace * 2) == -1:
         return str_
     else:
         str_ = str_.replace(replace * 2, replace)
         return recursive_replace(str_, replace)
 
 
 def repo_name_slug(value):
     """
     Return slug of name of repository
     This function is called on each creation/modification
     of repository to prevent bad names in repo
     """
 
     slug = remove_formatting(value)
     slug = strip_tags(slug)
 
     for c in """`?=[]\;'"<>,/~!@#$%^&*()+{}|: """:
         slug = slug.replace(c, '-')
     slug = recursive_replace(slug, '-')
     slug = collapse(slug, '-')
     return slug
 
 
 #==============================================================================
 # PERM DECORATOR HELPERS FOR EXTRACTING NAMES FOR PERM CHECKS
 #==============================================================================
 def get_repo_slug(request):
     _repo = request.environ['pylons.routes_dict'].get('repo_name')
     if _repo:
         _repo = _repo.rstrip('/')
     return _repo
 
 
 def get_repo_group_slug(request):
     _group = request.environ['pylons.routes_dict'].get('group_name')
     if _group:
         _group = _group.rstrip('/')
     return _group
 
 
 def get_user_group_slug(request):
     _group = request.environ['pylons.routes_dict'].get('user_group_id')
     try:
         _group = UserGroup.get(_group)
         if _group:
             _group = _group.users_group_name
     except Exception:
         log.debug(traceback.format_exc())
         #catch all failures here
         pass
 
     return _group
 
 
 def action_logger(user, action, repo, ipaddr='', sa=None, commit=False):
     """
     Action logger for various actions made by users
 
     :param user: user that made this action, can be a unique username string or
         object containing user_id attribute
     :param action: action to log, should be on of predefined unique actions for
         easy translations
     :param repo: string name of repository or object containing repo_id,
         that action was made on
     :param ipaddr: optional ip address from what the action was made
     :param sa: optional sqlalchemy session
 
     """
 
     if not sa:
         sa = meta.Session()
     # if we don't get explicit IP address try to get one from registered user
     # in tmpl context var
     if not ipaddr:
         ipaddr = getattr(get_current_rhodecode_user(), 'ip_addr', '')
 
     try:
         if getattr(user, 'user_id', None):
             user_obj = User.get(user.user_id)
         elif isinstance(user, basestring):
             user_obj = User.get_by_username(user)
         else:
             raise Exception('You have to provide a user object or a username')
 
         if getattr(repo, 'repo_id', None):
             repo_obj = Repository.get(repo.repo_id)
             repo_name = repo_obj.repo_name
         elif isinstance(repo, basestring):
             repo_name = repo.lstrip('/')
             repo_obj = Repository.get_by_repo_name(repo_name)
         else:
             repo_obj = None
             repo_name = ''
 
         user_log = UserLog()
         user_log.user_id = user_obj.user_id
         user_log.username = user_obj.username
         action = safe_unicode(action)
         user_log.action = action[:1200000]
 
         user_log.repository = repo_obj
         user_log.repository_name = repo_name
 
         user_log.action_date = datetime.datetime.now()
         user_log.user_ip = ipaddr
         sa.add(user_log)
 
         log.info('Logging action:`%s` on repo:`%s` by user:%s ip:%s',
                  action, safe_unicode(repo), user_obj, ipaddr)
         if commit:
             sa.commit()
     except Exception:
         log.error(traceback.format_exc())
         raise
 
 
 def get_filesystem_repos(path, recursive=False, skip_removed_repos=True):
     """
     Scans given path for repos and return (name,(type,path)) tuple
 
     :param path: path to scan for repositories
     :param recursive: recursive search and return names with subdirs in front
     """
 
     # remove ending slash for better results
     path = path.rstrip(os.sep)
     log.debug('now scanning in %s location recursive:%s...', path, recursive)
 
     def _get_repos(p):
         dirpaths = _get_dirpaths(p)
         if not _is_dir_writable(p):
             log.warning('repo path without write access: %s', p)
 
         for dirpath in dirpaths:
             if os.path.isfile(os.path.join(p, dirpath)):
                 continue
             cur_path = os.path.join(p, dirpath)
 
             # skip removed repos
             if skip_removed_repos and REMOVED_REPO_PAT.match(dirpath):
                 continue
 
             #skip .<somethin> dirs
             if dirpath.startswith('.'):
                 continue
 
             try:
                 scm_info = get_scm(cur_path)
                 yield scm_info[1].split(path, 1)[-1].lstrip(os.sep), scm_info
             except VCSError:
                 if not recursive:
                     continue
                 #check if this dir containts other repos for recursive scan
                 rec_path = os.path.join(p, dirpath)
                 if os.path.isdir(rec_path):
                     for inner_scm in _get_repos(rec_path):
                         yield inner_scm
 
     return _get_repos(path)
 
 
 def _get_dirpaths(p):
     try:
         # OS-independable way of checking if we have at least read-only
         # access or not.
         dirpaths = os.listdir(p)
     except OSError:
         log.warning('ignoring repo path without read access: %s', p)
         return []
 
     # os.listpath has a tweak: If a unicode is passed into it, then it tries to
     # decode paths and suddenly returns unicode objects itself. The items it
     # cannot decode are returned as strings and cause issues.
     #
     # Those paths are ignored here until a solid solution for path handling has
     # been built.
     expected_type = type(p)
 
     def _has_correct_type(item):
         if type(item) is not expected_type:
             log.error(
                 u"Ignoring path %s since it cannot be decoded into unicode.",
                 # Using "repr" to make sure that we see the byte value in case
                 # of support.
                 repr(item))
             return False
         return True
 
     dirpaths = [item for item in dirpaths if _has_correct_type(item)]
 
     return dirpaths
 
 
 def _is_dir_writable(path):
     """
     Probe if `path` is writable.
 
     Due to trouble on Cygwin / Windows, this is actually probing if it is
     possible to create a file inside of `path`, stat does not produce reliable
     results in this case.
     """
     try:
         with tempfile.TemporaryFile(dir=path):
             pass
     except OSError:
         return False
     return True
 
 
 def is_valid_repo(repo_name, base_path, expect_scm=None, explicit_scm=None):
     """
     Returns True if given path is a valid repository False otherwise.
     If expect_scm param is given also, compare if given scm is the same
     as expected from scm parameter. If explicit_scm is given don't try to
     detect the scm, just use the given one to check if repo is valid
 
     :param repo_name:
     :param base_path:
     :param expect_scm:
     :param explicit_scm:
 
     :return True: if given path is a valid repository
     """
     full_path = os.path.join(safe_str(base_path), safe_str(repo_name))
     log.debug('Checking if `%s` is a valid path for repository', repo_name)
 
     try:
         if explicit_scm:
             detected_scms = [get_scm_backend(explicit_scm)]
         else:
             detected_scms = get_scm(full_path)
 
         if expect_scm:
             return detected_scms[0] == expect_scm
         log.debug('path: %s is an vcs object:%s', full_path, detected_scms)
         return True
     except VCSError:
         log.debug('path: %s is not a valid repo !', full_path)
         return False
 
 
 def is_valid_repo_group(repo_group_name, base_path, skip_path_check=False):
     """
     Returns True if given path is a repository group, False otherwise
 
     :param repo_name:
     :param base_path:
     """
     full_path = os.path.join(safe_str(base_path), safe_str(repo_group_name))
     log.debug('Checking if `%s` is a valid path for repository group',
               repo_group_name)
 
     # check if it's not a repo
     if is_valid_repo(repo_group_name, base_path):
         log.debug('Repo called %s exist, it is not a valid '
                   'repo group' % repo_group_name)
         return False
 
     try:
         # we need to check bare git repos at higher level
         # since we might match branches/hooks/info/objects or possible
         # other things inside bare git repo
         scm_ = get_scm(os.path.dirname(full_path))
         log.debug('path: %s is a vcs object:%s, not valid '
                   'repo group' % (full_path, scm_))
         return False
     except VCSError:
         pass
 
     # check if it's a valid path
     if skip_path_check or os.path.isdir(full_path):
         log.debug('path: %s is a valid repo group !', full_path)
         return True
 
     log.debug('path: %s is not a valid repo group !', full_path)
     return False
 
 
 def ask_ok(prompt, retries=4, complaint='Yes or no please!'):
     while True:
         ok = raw_input(prompt)
         if ok in ('y', 'ye', 'yes'):
             return True
         if ok in ('n', 'no', 'nop', 'nope'):
             return False
         retries = retries - 1
         if retries < 0:
             raise IOError
         print complaint
 
 # propagated from mercurial documentation
 ui_sections = [
     'alias', 'auth',
     'decode/encode', 'defaults',
     'diff', 'email',
     'extensions', 'format',
     'merge-patterns', 'merge-tools',
     'hooks', 'http_proxy',
     'smtp', 'patch',
     'paths', 'profiling',
     'server', 'trusted',
     'ui', 'web', ]
 
 
 def config_data_from_db(clear_session=True, repo=None):
     """
     Read the configuration data from the database and return configuration
     tuples.
     """
     config = []
 
     sa = meta.Session()
     settings_model = VcsSettingsModel(repo=repo, sa=sa)
 
     ui_settings = settings_model.get_ui_settings()
 
     for setting in ui_settings:
         if setting.active:
             log.debug(
                 'settings ui from db: [%s] %s=%s',
                 setting.section, setting.key, setting.value)
             config.append((
                 safe_str(setting.section), safe_str(setting.key),
                 safe_str(setting.value)))
         if setting.key == 'push_ssl':
             # force set push_ssl requirement to False, rhodecode
             # handles that
             config.append((
                 safe_str(setting.section), safe_str(setting.key), False))
     if clear_session:
         meta.Session.remove()
 
     # TODO: mikhail: probably it makes no sense to re-read hooks information.
     # It's already there and activated/deactivated
     skip_entries = []
     enabled_hook_classes = get_enabled_hook_classes(ui_settings)
     if 'pull' not in enabled_hook_classes:
         skip_entries.append(('hooks', RhodeCodeUi.HOOK_PRE_PULL))
     if 'push' not in enabled_hook_classes:
         skip_entries.append(('hooks', RhodeCodeUi.HOOK_PRE_PUSH))
 
     config = [entry for entry in config if entry[:2] not in skip_entries]
 
     return config
 
 
 def make_db_config(clear_session=True, repo=None):
     """
     Create a :class:`Config` instance based on the values in the database.
     """
     config = Config()
     config_data = config_data_from_db(clear_session=clear_session, repo=repo)
     for section, option, value in config_data:
         config.set(section, option, value)
     return config
 
 
 def get_enabled_hook_classes(ui_settings):
     """
     Return the enabled hook classes.
 
     :param ui_settings: List of ui_settings as returned
         by :meth:`VcsSettingsModel.get_ui_settings`
 
     :return: a list with the enabled hook classes. The order is not guaranteed.
     :rtype: list
     """
     enabled_hooks = []
     active_hook_keys = [
         key for section, key, value, active in ui_settings
         if section == 'hooks' and active]
 
     hook_names = {
         RhodeCodeUi.HOOK_PUSH: 'push',
         RhodeCodeUi.HOOK_PULL: 'pull',
         RhodeCodeUi.HOOK_REPO_SIZE: 'repo_size'
     }
 
     for key in active_hook_keys:
         hook = hook_names.get(key)
         if hook:
             enabled_hooks.append(hook)
 
     return enabled_hooks
 
 
 def set_rhodecode_config(config):
     """
     Updates pylons config with new settings from database
 
     :param config:
     """
     app_settings = SettingsModel().get_all_settings()
 
     for k, v in app_settings.items():
         config[k] = v
 
 
 def map_groups(path):
     """
     Given a full path to a repository, create all nested groups that this
     repo is inside. This function creates parent-child relationships between
     groups and creates default perms for all new groups.
 
     :param paths: full path to repository
     """
     sa = meta.Session()
     groups = path.split(Repository.NAME_SEP)
     parent = None
     group = None
 
     # last element is repo in nested groups structure
     groups = groups[:-1]
     rgm = RepoGroupModel(sa)
     owner = User.get_first_admin()
     for lvl, group_name in enumerate(groups):
         group_name = '/'.join(groups[:lvl] + [group_name])
         group = RepoGroup.get_by_group_name(group_name)
         desc = '%s group' % group_name
 
         # skip folders that are now removed repos
         if REMOVED_REPO_PAT.match(group_name):
             break
 
         if group is None:
             log.debug('creating group level: %s group_name: %s',
                        lvl, group_name)
             group = RepoGroup(group_name, parent)
             group.group_description = desc
             group.user = owner
             sa.add(group)
             perm_obj = rgm._create_default_perms(group)
             sa.add(perm_obj)
             sa.flush()
 
         parent = group
     return group
 
 
 def repo2db_mapper(initial_repo_list, remove_obsolete=False):
     """
     maps all repos given in initial_repo_list, non existing repositories
     are created, if remove_obsolete is True it also checks for db entries
     that are not in initial_repo_list and removes them.
 
     :param initial_repo_list: list of repositories found by scanning methods
     :param remove_obsolete: check for obsolete entries in database
     """
     from rhodecode.model.repo import RepoModel
     from rhodecode.model.scm import ScmModel
     sa = meta.Session()
     repo_model = RepoModel()
     user = User.get_first_admin()
     added = []
 
     # creation defaults
     defs = SettingsModel().get_default_repo_settings(strip_prefix=True)
     enable_statistics = defs.get('repo_enable_statistics')
     enable_locking = defs.get('repo_enable_locking')
     enable_downloads = defs.get('repo_enable_downloads')
     private = defs.get('repo_private')
 
     for name, repo in initial_repo_list.items():
         group = map_groups(name)
         unicode_name = safe_unicode(name)
         db_repo = repo_model.get_by_repo_name(unicode_name)
         # found repo that is on filesystem not in RhodeCode database
         if not db_repo:
             log.info('repository %s not found, creating now', name)
             added.append(name)
             desc = (repo.description
                     if repo.description != 'unknown'
                     else '%s repository' % name)
 
             db_repo = repo_model._create_repo(
                 repo_name=name,
                 repo_type=repo.alias,
                 description=desc,
                 repo_group=getattr(group, 'group_id', None),
                 owner=user,
                 enable_locking=enable_locking,
                 enable_downloads=enable_downloads,
                 enable_statistics=enable_statistics,
                 private=private,
                 state=Repository.STATE_CREATED
             )
             sa.commit()
             # we added that repo just now, and make sure we updated server info
             if db_repo.repo_type == 'git':
                 git_repo = db_repo.scm_instance()
                 # update repository server-info
                 log.debug('Running update server info')
                 git_repo._update_server_info()
 
             db_repo.update_commit_cache()
 
         config = db_repo._config
         config.set('extensions', 'largefiles', '')
         ScmModel().install_hooks(
             db_repo.scm_instance(config=config),
             repo_type=db_repo.repo_type)
 
     removed = []
     if remove_obsolete:
         # remove from database those repositories that are not in the filesystem
         for repo in sa.query(Repository).all():
             if repo.repo_name not in initial_repo_list.keys():
                 log.debug("Removing non-existing repository found in db `%s`",
                           repo.repo_name)
                 try:
                     RepoModel(sa).delete(repo, forks='detach', fs_remove=False)
                     sa.commit()
                     removed.append(repo.repo_name)
                 except Exception:
                     # don't hold further removals on error
                     log.error(traceback.format_exc())
                     sa.rollback()
 
         def splitter(full_repo_name):
             _parts = full_repo_name.rsplit(RepoGroup.url_sep(), 1)
             gr_name = None
             if len(_parts) == 2:
                 gr_name = _parts[0]
             return gr_name
 
         initial_repo_group_list = [splitter(x) for x in
                                    initial_repo_list.keys() if splitter(x)]
 
         # remove from database those repository groups that are not in the
         # filesystem due to parent child relationships we need to delete them
         # in a specific order of most nested first
         all_groups = [x.group_name for x in sa.query(RepoGroup).all()]
         nested_sort = lambda gr: len(gr.split('/'))
         for group_name in sorted(all_groups, key=nested_sort, reverse=True):
             if group_name not in initial_repo_group_list:
                 repo_group = RepoGroup.get_by_group_name(group_name)
                 if (repo_group.children.all() or
                     not RepoGroupModel().check_exist_filesystem(
                         group_name=group_name, exc_on_failure=False)):
                     continue
 
                 log.info(
                     'Removing non-existing repository group found in db `%s`',
                     group_name)
                 try:
                     RepoGroupModel(sa).delete(group_name, fs_remove=False)
                     sa.commit()
                     removed.append(group_name)
                 except Exception:
                     # don't hold further removals on error
                     log.exception(
                         'Unable to remove repository group `%s`',
                         group_name)
                     sa.rollback()
                     raise
 
     return added, removed
 
 
 def get_default_cache_settings(settings):
     cache_settings = {}
     for key in settings.keys():
         for prefix in ['beaker.cache.', 'cache.']:
             if key.startswith(prefix):
                 name = key.split(prefix)[1].strip()
                 cache_settings[name] = settings[key].strip()
     return cache_settings
 
 
 # set cache regions for beaker so celery can utilise it
 def add_cache(settings):
     from rhodecode.lib import caches
     cache_settings = {'regions': None}
     # main cache settings used as default ...
     cache_settings.update(get_default_cache_settings(settings))
 
     if cache_settings['regions']:
         for region in cache_settings['regions'].split(','):
             region = region.strip()
             region_settings = {}
             for key, value in cache_settings.items():
                 if key.startswith(region):
                     region_settings[key.split('.')[1]] = value
 
             caches.configure_cache_region(
                 region, region_settings, cache_settings)
 
 
 def load_rcextensions(root_path):
     import rhodecode
     from rhodecode.config import conf
 
     path = os.path.join(root_path, 'rcextensions', '__init__.py')
     if os.path.isfile(path):
         rcext = create_module('rc', path)
         EXT = rhodecode.EXTENSIONS = rcext
         log.debug('Found rcextensions now loading %s...', rcext)
 
         # Additional mappings that are not present in the pygments lexers
         conf.LANGUAGES_EXTENSIONS_MAP.update(getattr(EXT, 'EXTRA_MAPPINGS', {}))
 
         # auto check if the module is not missing any data, set to default if is
         # this will help autoupdate new feature of rcext module
         #from rhodecode.config import rcextensions
         #for k in dir(rcextensions):
         #    if not k.startswith('_') and not hasattr(EXT, k):
         #        setattr(EXT, k, getattr(rcextensions, k))
 
 
 def get_custom_lexer(extension):
     """
     returns a custom lexer if it is defined in rcextensions module, or None
     if there's no custom lexer defined
     """
     import rhodecode
     from pygments import lexers
     # check if we didn't define this extension as other lexer
     extensions = rhodecode.EXTENSIONS and getattr(rhodecode.EXTENSIONS, 'EXTRA_LEXERS', None)
     if extensions and extension in rhodecode.EXTENSIONS.EXTRA_LEXERS:
         _lexer_name = rhodecode.EXTENSIONS.EXTRA_LEXERS[extension]
         return lexers.get_lexer_by_name(_lexer_name)
 
 
 #==============================================================================
 # TEST FUNCTIONS AND CREATORS
 #==============================================================================
 def create_test_index(repo_location, config, full_index):
     """
     Makes default test index
 
     :param config: test config
     :param full_index:
     # start test server:
     rcserver --with-vcsserver test.ini
 
     # build index and store it in /tmp/rc/index:
     rhodecode-index --force --api-host=http://vps1.dev:5000 --api-key=xxx --engine-location=/tmp/rc/index
 
     # package and move new packages
     tar -zcvf vcs_search_index.tar.gz -C /tmp/rc index
     mv vcs_search_index.tar.gz rhodecode/tests/fixtures/
 
     """
     cur_dir = dn(dn(abspath(__file__)))
     with tarfile.open(jn(cur_dir, 'tests', 'fixtures',
                          'vcs_search_index.tar.gz')) as tar:
         tar.extractall(os.path.dirname(config['search.location']))
 
 
 def create_test_env(repos_test_path, config):
     """
     Makes a fresh database and
     installs test repository into tmp dir
     """
     from rhodecode.lib.db_manage import DbManage
     from rhodecode.tests import HG_REPO, GIT_REPO, SVN_REPO, TESTS_TMP_PATH
 
     # PART ONE create db
     dbconf = config['sqlalchemy.db1.url']
     log.debug('making test db %s', dbconf)
 
     # create test dir if it doesn't exist
     if not os.path.isdir(repos_test_path):
         log.debug('Creating testdir %s', repos_test_path)
         os.makedirs(repos_test_path)
 
     dbmanage = DbManage(log_sql=False, dbconf=dbconf, root=config['here'],
                         tests=True, cli_args={'force_ask': True})
     dbmanage.create_tables(override=True)
     dbmanage.set_db_version()
     # for tests dynamically set new root paths based on generated content
     dbmanage.create_settings(dbmanage.config_prompt(repos_test_path))
     dbmanage.create_default_user()
     dbmanage.create_test_admin_and_users()
     dbmanage.create_permissions()
     dbmanage.populate_default_permissions()
     Session().commit()
     # PART TWO make test repo
     log.debug('making test vcs repositories')
 
-    idx_path = config['app_conf']['search.location']
-    data_path = config['app_conf']['cache_dir']
+    idx_path = config['search.location']
+    data_path = config['cache_dir']
 
     #clean index and data
     if idx_path and os.path.exists(idx_path):
         log.debug('remove %s', idx_path)
         shutil.rmtree(idx_path)
 
     if data_path and os.path.exists(data_path):
         log.debug('remove %s', data_path)
         shutil.rmtree(data_path)
 
     #CREATE DEFAULT TEST REPOS
     cur_dir = dn(dn(abspath(__file__)))
     with tarfile.open(jn(cur_dir, 'tests', 'fixtures',
                          'vcs_test_hg.tar.gz')) as tar:
         tar.extractall(jn(TESTS_TMP_PATH, HG_REPO))
 
     cur_dir = dn(dn(abspath(__file__)))
     with tarfile.open(jn(cur_dir, 'tests', 'fixtures',
                          'vcs_test_git.tar.gz')) as tar:
         tar.extractall(jn(TESTS_TMP_PATH, GIT_REPO))
 
     # Note: Subversion is in the process of being integrated with the system,
     # until we have a properly packed version of the test svn repository, this
     # tries to copy over the repo from a package "rc_testdata"
     import rc_testdata
     svn_repo_path = rc_testdata.get_svn_repo_archive()
     with tarfile.open(svn_repo_path) as tar:
         tar.extractall(jn(TESTS_TMP_PATH, SVN_REPO))
 
 
-
 #==============================================================================
 # PASTER COMMANDS
 #==============================================================================
 class BasePasterCommand(Command):
     """
     Abstract Base Class for paster commands.
 
     The celery commands are somewhat aggressive about loading
     celery.conf, and since our module sets the `CELERY_LOADER`
     environment variable to our loader, we have to bootstrap a bit and
     make sure we've had a chance to load the pylons config off of the
     command line, otherwise everything fails.
     """
     min_args = 1
     min_args_error = "Please provide a paster config file as an argument."
     takes_config_file = 1
     requires_config_file = True
 
     def notify_msg(self, msg, log=False):
         """Make a notification to user, additionally if logger is passed
         it logs this action using given logger
 
         :param msg: message that will be printed to user
         :param log: logging instance, to use to additionally log this message
 
         """
         if log and isinstance(log, logging):
             log(msg)
 
     def run(self, args):
         """
         Overrides Command.run
 
         Checks for a config file argument and loads it.
         """
         if len(args) < self.min_args:
             raise BadCommand(
                 self.min_args_error % {'min_args': self.min_args,
                                        'actual_args': len(args)})
 
         # Decrement because we're going to lob off the first argument.
         # @@ This is hacky
         self.min_args -= 1
         self.bootstrap_config(args[0])
         self.update_parser()
         return super(BasePasterCommand, self).run(args[1:])
 
     def update_parser(self):
         """
         Abstract method.  Allows for the class' parser to be updated
         before the superclass' `run` method is called.  Necessary to
         allow options/arguments to be passed through to the underlying
         celery command.
         """
         raise NotImplementedError("Abstract Method.")
 
     def bootstrap_config(self, conf):
         """
         Loads the pylons configuration.
         """
         from pylons import config as pylonsconfig
 
         self.path_to_ini_file = os.path.realpath(conf)
         conf = paste.deploy.appconfig('config:' + self.path_to_ini_file)
         pylonsconfig.init_app(conf.global_conf, conf.local_conf)
 
     def _init_session(self):
         """
         Inits SqlAlchemy Session
         """
         logging.config.fileConfig(self.path_to_ini_file)
         from pylons import config
         from rhodecode.config.utils import initialize_database
 
         # get to remove repos !!
         add_cache(config)
         initialize_database(config)
 
 
 @decorator.decorator
 def jsonify(func, *args, **kwargs):
     """Action decorator that formats output for JSON
 
     Given a function that will return content, this decorator will turn
     the result into JSON, with a content-type of 'application/json' and
     output it.
 
     """
     from pylons.decorators.util import get_pylons
     from rhodecode.lib.ext_json import json
     pylons = get_pylons(args)
     pylons.response.headers['Content-Type'] = 'application/json; charset=utf-8'
     data = func(*args, **kwargs)
     if isinstance(data, (list, tuple)):
         msg = "JSON responses with Array envelopes are susceptible to " \
               "cross-site data leak attacks, see " \
               "http://wiki.pylonshq.com/display/pylonsfaq/Warnings"
         warnings.warn(msg, Warning, 2)
         log.warning(msg)
     log.debug("Returning JSON wrapped action output")
     return json.dumps(data, encoding='utf-8')
 
 
 class PartialRenderer(object):
     """
     Partial renderer used to render chunks of html used in datagrids
     use like::
 
         _render = PartialRenderer('data_table/_dt_elements.html')
         _render('quick_menu', args, kwargs)
         PartialRenderer.h,
                         c,
                         _,
                         ungettext
         are the template stuff initialized inside and can be re-used later
 
     :param tmpl_name: template path relate to /templates/ dir
     """
 
     def __init__(self, tmpl_name):
         import rhodecode
         from pylons import request, tmpl_context as c
         from pylons.i18n.translation import _, ungettext
         from rhodecode.lib import helpers as h
 
         self.tmpl_name = tmpl_name
         self.rhodecode = rhodecode
         self.c = c
         self._ = _
         self.ungettext = ungettext
         self.h = h
         self.request = request
 
     def _mako_lookup(self):
         _tmpl_lookup = self.rhodecode.CONFIG['pylons.app_globals'].mako_lookup
         return _tmpl_lookup.get_template(self.tmpl_name)
 
     def _update_kwargs_for_render(self, kwargs):
         """
         Inject params required for Mako rendering
         """
         _kwargs = {
             '_': self._,
             'h': self.h,
             'c': self.c,
             'request': self.request,
             'ungettext': self.ungettext,
         }
         _kwargs.update(kwargs)
         return _kwargs
 
     def _render_with_exc(self, render_func, args, kwargs):
         try:
             return render_func.render(*args, **kwargs)
         except:
             log.error(exceptions.text_error_template().render())
             raise
 
     def _get_template(self, template_obj, def_name):
         if def_name:
             tmpl = template_obj.get_def(def_name)
         else:
             tmpl = template_obj
         return tmpl
 
     def render(self, def_name, *args, **kwargs):
         lookup_obj = self._mako_lookup()
         tmpl = self._get_template(lookup_obj, def_name=def_name)
         kwargs = self._update_kwargs_for_render(kwargs)
         return self._render_with_exc(tmpl, args, kwargs)
 
     def __call__(self, tmpl, *args, **kwargs):
         return self.render(tmpl, *args, **kwargs)
 
 
 def password_changed(auth_user, session):
     if auth_user.username == User.DEFAULT_USER:
         return False
     password_hash = md5(auth_user.password) if auth_user.password else None
     rhodecode_user = session.get('rhodecode_user', {})
     session_password_hash = rhodecode_user.get('password', '')
     return password_hash != session_password_hash
 
 
 def read_opensource_licenses():
     global _license_cache
 
     if not _license_cache:
         licenses = pkg_resources.resource_string(
             'rhodecode.config', 'licenses.json')
         _license_cache = json.loads(licenses)
 
     return _license_cache