--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libervia/frontends/jp/output_std.py	Fri Jun 02 14:12:38 2023 +0200
@@ -0,0 +1,127 @@
+#! /usr/bin/env python3
+
+
+# jp: a SàT command line tool
+# 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/>.
+"""Standard outputs"""
+
+
+from libervia.frontends.jp.constants import Const as C
+from libervia.frontends.tools import jid
+from libervia.backend.tools.common.ansi import ANSI as A
+from libervia.backend.tools.common import date_utils
+import json
+
+__outputs__ = ["Simple", "Json"]
+
+
+class Simple(object):
+    """Default outputs"""
+
+    def __init__(self, host):
+        self.host = host
+        host.register_output(C.OUTPUT_TEXT, C.OUTPUT_NAME_SIMPLE, self.simple_print)
+        host.register_output(C.OUTPUT_LIST, C.OUTPUT_NAME_SIMPLE, self.list)
+        host.register_output(C.OUTPUT_DICT, C.OUTPUT_NAME_SIMPLE, self.dict)
+        host.register_output(C.OUTPUT_LIST_DICT, C.OUTPUT_NAME_SIMPLE, self.list_dict)
+        host.register_output(C.OUTPUT_DICT_DICT, C.OUTPUT_NAME_SIMPLE, self.dict_dict)
+        host.register_output(C.OUTPUT_MESS, C.OUTPUT_NAME_SIMPLE, self.messages)
+        host.register_output(C.OUTPUT_COMPLEX, C.OUTPUT_NAME_SIMPLE, self.simple_print)
+
+    def simple_print(self, data):
+        self.host.disp(str(data))
+
+    def list(self, data):
+        self.host.disp("\n".join(data))
+
+    def dict(self, data, indent=0, header_color=C.A_HEADER):
+        options = self.host.parse_output_options()
+        self.host.check_output_options({"no-header"}, options)
+        show_header = not "no-header" in options
+        for k, v in data.items():
+            if show_header:
+                header = A.color(header_color, k) + ": "
+            else:
+                header = ""
+
+            self.host.disp(
+                (
+                    "{indent}{header}{value}".format(
+                        indent=indent * " ", header=header, value=v
+                    )
+                )
+            )
+
+    def list_dict(self, data):
+        for idx, datum in enumerate(data):
+            if idx:
+                self.host.disp("\n")
+            self.dict(datum)
+
+    def dict_dict(self, data):
+        for key, sub_dict in data.items():
+            self.host.disp(A.color(C.A_HEADER, key))
+            self.dict(sub_dict, indent=4, header_color=C.A_SUBHEADER)
+
+    def messages(self, data):
+        # TODO: handle lang, and non chat message (normal, headline)
+        for mess_data in data:
+            (uid, timestamp, from_jid, to_jid, message, subject, mess_type,
+             extra) = mess_data
+            time_str = date_utils.date_fmt(timestamp, "auto_day",
+                                           tz_info=date_utils.TZ_LOCAL)
+            from_jid = jid.JID(from_jid)
+            if mess_type == C.MESS_TYPE_GROUPCHAT:
+                nick = from_jid.resource
+            else:
+                nick = from_jid.node
+
+            if self.host.own_jid is not None and self.host.own_jid.bare == from_jid.bare:
+                nick_color = A.BOLD + A.FG_BLUE
+            else:
+                nick_color = A.BOLD + A.FG_YELLOW
+            message = list(message.values())[0] if message else ""
+
+            self.host.disp(A.color(
+                A.FG_CYAN, '['+time_str+'] ',
+                nick_color, nick, A.RESET, A.BOLD, '> ',
+                A.RESET, message))
+
+
+class Json(object):
+    """outputs in json format"""
+
+    def __init__(self, host):
+        self.host = host
+        host.register_output(C.OUTPUT_TEXT, C.OUTPUT_NAME_JSON, self.dump)
+        host.register_output(C.OUTPUT_LIST, C.OUTPUT_NAME_JSON, self.dump_pretty)
+        host.register_output(C.OUTPUT_LIST, C.OUTPUT_NAME_JSON_RAW, self.dump)
+        host.register_output(C.OUTPUT_DICT, C.OUTPUT_NAME_JSON, self.dump_pretty)
+        host.register_output(C.OUTPUT_DICT, C.OUTPUT_NAME_JSON_RAW, self.dump)
+        host.register_output(C.OUTPUT_LIST_DICT, C.OUTPUT_NAME_JSON, self.dump_pretty)
+        host.register_output(C.OUTPUT_LIST_DICT, C.OUTPUT_NAME_JSON_RAW, self.dump)
+        host.register_output(C.OUTPUT_DICT_DICT, C.OUTPUT_NAME_JSON, self.dump_pretty)
+        host.register_output(C.OUTPUT_DICT_DICT, C.OUTPUT_NAME_JSON_RAW, self.dump)
+        host.register_output(C.OUTPUT_MESS, C.OUTPUT_NAME_JSON, self.dump_pretty)
+        host.register_output(C.OUTPUT_MESS, C.OUTPUT_NAME_JSON_RAW, self.dump)
+        host.register_output(C.OUTPUT_COMPLEX, C.OUTPUT_NAME_JSON, self.dump_pretty)
+        host.register_output(C.OUTPUT_COMPLEX, C.OUTPUT_NAME_JSON_RAW, self.dump)
+
+    def dump(self, data):
+        self.host.disp(json.dumps(data, default=str))
+
+    def dump_pretty(self, data):
+        self.host.disp(json.dumps(data, indent=4, default=str))