Starting a piwigo api plugin.

This one just puts up the basic endpoint, some
infrastructure and a fake login method.

Lots more needed.

mediagoblin/plugins/piwigo/__init__.py

@@ -0,0 +1,37 @@
+# GNU MediaGoblin -- federated, autonomous media hosting
+# Copyright (C) 2013 MediaGoblin contributors.  See AUTHORS.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero 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 Affero 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/>.
+
+import logging
+
+from mediagoblin.tools import pluginapi
+
+_log = logging.getLogger(__name__)
+
+
+def setup_plugin():
+    _log.info('Setting up piwigo...')
+
+    routes = [
+            ('mediagoblin.plugins.piwigo.wsphp',
+             '/api/piwigo/ws.php',
+             'mediagoblin.plugins.piwigo.views:ws_php'),
+        ]
+
+    pluginapi.register_routes(routes)
+
+hooks = {
+    'setup': setup_plugin
+}

mediagoblin/plugins/piwigo/views.py

@@ -0,0 +1,79 @@
+# GNU MediaGoblin -- federated, autonomous media hosting
+# Copyright (C) 2013 MediaGoblin contributors.  See AUTHORS.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero 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 Affero 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/>.
+
+import logging
+
+from werkzeug.exceptions import MethodNotAllowed
+
+from mediagoblin.meddleware.csrf import csrf_exempt
+from mediagoblin.tools.response import render_404
+
+
+_log = logging.getLogger(__name__)
+
+
+class CmdTable(object):
+    _cmd_table = {}
+
+    def __init__(self, cmd_name, only_post=False):
+        assert not cmd_name in self._cmd_table
+        self.cmd_name = cmd_name
+        self.only_post = only_post
+
+    def __call__(self, to_be_wrapped):
+        assert not self.cmd_name in self._cmd_table
+        self._cmd_table[self.cmd_name] = (to_be_wrapped, self.only_post)
+        return to_be_wrapped
+
+    @classmethod
+    def find_func(cls, request):
+        if request.method == "GET":
+            cmd_name = request.args.get("method")
+        else:
+            cmd_name = request.form.get("method")
+        entry = cls._cmd_table.get(cmd_name)
+        if not entry:
+            return entry
+        func, only_post = entry
+        if only_post and request.method != "POST":
+            _log.warn("Method %s only allowed for POST", cmd_name)
+            raise MethodNotAllowed()
+        return func
+        
+
+@CmdTable("pwg.session.login", True)
+def pwg_login(request):
+    username = request.form.get("username")
+    password = request.form.get("password")
+    _log.info("Login for %r/%r...", username, password)
+    return render_404(request)
+
+
+@csrf_exempt
+def ws_php(request):
+    if request.method not in ("GET", "POST"):
+        _log.error("Method %r not supported", request.method)
+        raise MethodNotAllowed()
+
+    func = CmdTable.find_func(request)
+    if not func:
+        _log.warn("wsphp: Unhandled %s %r %r", request.method,
+                  request.args, request.form)
+        return render_404(request)
+
+    result = func(request)
+
+    return result