refactor

radicale/web/__init__.py

@@ -0,0 +1,54 @@
+# This file is part of Radicale Server - Calendar Server
+# Copyright © 2017-2018 Unrud <unrud@outlook.com>
+#
+# This library 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 library 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 Radicale.  If not, see <http://www.gnu.org/licenses/>.
+
+from importlib import import_module
+
+from radicale.log import logger
+
+INTERNAL_TYPES = ("none", "internal")
+
+
+def load(configuration):
+    """Load the web module chosen in configuration."""
+    web_type = configuration.get("web", "type")
+    if web_type in INTERNAL_TYPES:
+        module = "radicale.web.%s" % web_type
+    else:
+        module = web_type
+    try:
+        class_ = import_module(module).Web
+    except Exception as e:
+        raise RuntimeError("Failed to load web module %r: %s" %
+                           (web_type, e)) from e
+    logger.info("Web type is %r", web_type)
+    return class_(configuration)
+
+
+class BaseWeb:
+    def __init__(self, configuration):
+        self.configuration = configuration
+
+    def get(self, environ, base_prefix, path, user):
+        """GET request.
+
+        ``base_prefix`` is sanitized and never ends with "/".
+
+        ``path`` is sanitized and always starts with "/.web"
+
+        ``user`` is empty for anonymous users.
+
+        """
+        raise NotImplementedError