Add web interface module

radicale/web.py

@@ -0,0 +1,66 @@
+# This file is part of Radicale Server - Calendar Server
+# Copyright (C) 2017 Unrud <unrud@openaliasbox.org>
+#
+# 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 http import client
+from importlib import import_module
+
+NOT_FOUND = (
+    client.NOT_FOUND, (("Content-Type", "text/plain"),),
+    "The requested resource could not be found.")
+
+MIMETYPES = {
+    ".css": "text/css",
+    ".eot": "application/vnd.ms-fontobject",
+    ".gif": "image/gif",
+    ".html": "text/html",
+    ".js": "application/javascript",
+    ".manifest": "text/cache-manifest",
+    ".png": "image/png",
+    ".svg": "image/svg+xml",
+    ".ttf": "application/font-sfnt",
+    ".txt": "text/plain",
+    ".woff": "application/font-woff",
+    ".woff2": "font/woff2",
+    ".xml": "text/xml"}
+FALLBACK_MIMETYPE = "application/octet-stream"
+
+
+def load(configuration, logger):
+    """Load the web module chosen in configuration."""
+    web_type = configuration.get("web", "type")
+    if web_type in ("None", "none"):  # DEPRECATED: use "none"
+        web_class = NoneWeb
+    else:
+        try:
+            web_class = import_module(web_type).Web
+        except ImportError as e:
+            raise RuntimeError("Web module %r not found" %
+                               web_type) from e
+    logger.info("Web type is %r", web_type)
+    return web_class(configuration, logger)
+
+
+class BaseWeb:
+    def __init__(self, configuration, logger):
+        self.configuration = configuration
+        self.logger = logger
+
+
+class NoneWeb(BaseWeb):
+    def get(self, environ, base_prefix, path, user):
+        if path != "/.web":
+            return NOT_FOUND
+        return client.OK, {"Content-Type": "text/plain"}, "Radicale works!"