--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libervia/backend/bridge/bridge_constructor/constructors/pb/constructor.py	Fri Jun 02 11:49:51 2023 +0200
@@ -0,0 +1,71 @@
+#!/usr/bin/env python3
+
+# Libervia: an XMPP client
+# Copyright (C) 2009-2021 Jérôme Poisson (goffi@goffi.org)
+
+# 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/>.
+
+from libervia.backend.bridge.bridge_constructor import base_constructor
+
+
+class pbConstructor(base_constructor.Constructor):
+    NAME = "pb"
+    CORE_TEMPLATE = "pb_core_template.py"
+    CORE_DEST = "pb.py"
+    CORE_FORMATS = {
+        "signals": """\
+    def {name}(self, {args}):
+        {debug}self.send_signal("{name}", {args_no_def})\n"""
+    }
+
+    FRONTEND_TEMPLATE = "pb_frontend_template.py"
+    FRONTEND_DEST = CORE_DEST
+    FRONTEND_FORMATS = {
+        "methods": """\
+    def {name}(self{args_comma}{args}, callback=None, errback=None):
+        {debug}d = self.root.callRemote("{name}"{args_comma}{args_no_def})
+        if callback is not None:
+            d.addCallback({callback})
+        if errback is None:
+            d.addErrback(self._generic_errback)
+        else:
+            d.addErrback(self._errback, ori_errback=errback)\n""",
+        "async_methods": """\
+    def {name}(self{args_comma}{args}):
+        {debug}d = self.root.callRemote("{name}"{args_comma}{args_no_def})
+        d.addErrback(self._errback)
+        return d.asFuture(asyncio.get_event_loop())\n""",
+    }
+
+    def core_completion_signal(self, completion, function, default, arg_doc, async_):
+        completion["args_no_def"] = self.get_arguments(function["sig_in"], name=arg_doc)
+        completion["debug"] = (
+            ""
+            if not self.args.debug
+            else 'log.debug ("%s")\n%s' % (completion["name"], 8 * " ")
+        )
+
+    def frontend_completion_method(self, completion, function, default, arg_doc, async_):
+        completion.update(
+            {
+                "args_comma": ", " if function["sig_in"] else "",
+                "args_no_def": self.get_arguments(function["sig_in"], name=arg_doc),
+                "callback": "callback"
+                if function["sig_out"]
+                else "lambda __: callback()",
+                "debug": ""
+                if not self.args.debug
+                else 'log.debug ("%s")\n%s' % (completion["name"], 8 * " "),
+            }
+        )