--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libervia/backend/plugins/plugin_misc_welcome.py	Fri Jun 02 11:49:51 2023 +0200
@@ -0,0 +1,104 @@
+#!/usr/bin/env python3
+
+
+# SAT plugin for file tansfer
+# 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.core.i18n import _, D_
+from libervia.backend.core.constants import Const as C
+from libervia.backend.core.log import getLogger
+
+log = getLogger(__name__)
+from libervia.backend.tools import xml_tools
+
+
+PLUGIN_INFO = {
+    C.PI_NAME: "Welcome",
+    C.PI_IMPORT_NAME: "WELCOME",
+    C.PI_TYPE: C.PLUG_TYPE_MISC,
+    C.PI_MAIN: "Welcome",
+    C.PI_HANDLER: "no",
+    C.PI_DESCRIPTION: _(
+        """Plugin which manage welcome message and things to to on first connection."""
+    ),
+}
+
+
+WELCOME_PARAM_CATEGORY = "General"
+WELCOME_PARAM_NAME = "welcome"
+WELCOME_PARAM_LABEL = D_("Display welcome message")
+WELCOME_MSG_TITLE = D_("Welcome to Libervia/Salut à Toi")
+# XXX: this message is mainly targetting libervia new users for now
+#      (i.e.: it may look weird on other frontends)
+WELCOME_MSG = D_(
+    """Welcome to a free (as in freedom) network!
+
+If you have any trouble, or you want to help us for the bug hunting, you can contact us in real time chat by using the “Help / Official chat room”  menu.
+
+To use Libervia, you'll need to add contacts, either people you know, or people you discover by using the “Contacts / Search directory” menu.
+
+We hope that you'll enjoy using this project.
+
+The Libervia/Salut à Toi Team
+"""
+)
+
+
+PARAMS = """
+    <params>
+    <individual>
+    <category name="{category}">
+        <param name="{name}" label="{label}" type="bool" />
+    </category>
+    </individual>
+    </params>
+    """.format(
+    category=WELCOME_PARAM_CATEGORY, name=WELCOME_PARAM_NAME, label=WELCOME_PARAM_LABEL
+)
+
+
+class Welcome(object):
+    def __init__(self, host):
+        log.info(_("plugin Welcome initialization"))
+        self.host = host
+        host.memory.update_params(PARAMS)
+
+    def profile_connected(self, client):
+        # XXX: if you wan to try first_start again, you'll have to remove manually
+        #      the welcome value from your profile params in sat.db
+        welcome = self.host.memory.params.param_get_a(
+            WELCOME_PARAM_NAME,
+            WELCOME_PARAM_CATEGORY,
+            use_default=False,
+            profile_key=client.profile,
+        )
+        if welcome is None:
+            first_start = True
+            welcome = True
+        else:
+            first_start = False
+
+        if welcome:
+            xmlui = xml_tools.note(WELCOME_MSG, WELCOME_MSG_TITLE)
+            self.host.action_new({"xmlui": xmlui.toXml()}, profile=client.profile)
+            self.host.memory.param_set(
+                WELCOME_PARAM_NAME,
+                C.BOOL_FALSE,
+                WELCOME_PARAM_CATEGORY,
+                profile_key=client.profile,
+            )
+
+        self.host.trigger.point("WELCOME", first_start, welcome, client.profile)