--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libervia/cli/cmd_message.py	Fri Jun 02 14:54:26 2023 +0200
@@ -0,0 +1,327 @@
+#!/usr/bin/env python3
+
+
+# Libervia CLI
+# 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 pathlib import Path
+import sys
+
+from twisted.python import filepath
+
+from libervia.backend.core.i18n import _
+from libervia.backend.tools.common import data_format
+from libervia.backend.tools.common.ansi import ANSI as A
+from libervia.backend.tools.utils import clean_ustr
+from libervia.cli import base
+from libervia.cli.constants import Const as C
+from libervia.frontends.tools import jid
+
+
+__commands__ = ["Message"]
+
+
+class Send(base.CommandBase):
+    def __init__(self, host):
+        super(Send, self).__init__(host, "send", help=_("send a message to a contact"))
+
+    def add_parser_options(self):
+        self.parser.add_argument(
+            "-l", "--lang", type=str, default="", help=_("language of the message")
+        )
+        self.parser.add_argument(
+            "-s",
+            "--separate",
+            action="store_true",
+            help=_(
+                "separate xmpp messages: send one message per line instead of one "
+                "message alone."
+            ),
+        )
+        self.parser.add_argument(
+            "-n",
+            "--new-line",
+            action="store_true",
+            help=_(
+                "add a new line at the beginning of the input"
+            ),
+        )
+        self.parser.add_argument(
+            "-S",
+            "--subject",
+            help=_("subject of the message"),
+        )
+        self.parser.add_argument(
+            "-L", "--subject-lang", type=str, default="", help=_("language of subject")
+        )
+        self.parser.add_argument(
+            "-t",
+            "--type",
+            choices=C.MESS_TYPE_STANDARD + (C.MESS_TYPE_AUTO,),
+            default=C.MESS_TYPE_AUTO,
+            help=_("type of the message"),
+        )
+        self.parser.add_argument("-e", "--encrypt", metavar="ALGORITHM",
+                                 help=_("encrypt message using given algorithm"))
+        self.parser.add_argument(
+            "--encrypt-noreplace",
+            action="store_true",
+            help=_("don't replace encryption algorithm if an other one is already used"))
+        self.parser.add_argument(
+            "-a", "--attach", dest="attachments", action="append", metavar="FILE_PATH",
+            help=_("add a file as an attachment")
+        )
+        syntax = self.parser.add_mutually_exclusive_group()
+        syntax.add_argument("-x", "--xhtml", action="store_true", help=_("XHTML body"))
+        syntax.add_argument("-r", "--rich", action="store_true", help=_("rich body"))
+        self.parser.add_argument(
+            "jid", help=_("the destination jid")
+        )
+
+    async def send_stdin(self, dest_jid):
+        """Send incomming data on stdin to jabber contact
+
+        @param dest_jid: destination jid
+        """
+        header = "\n" if self.args.new_line else ""
+        # FIXME: stdin is not read asynchronously at the moment
+        stdin_lines = [
+            stream for stream in sys.stdin.readlines()
+        ]
+        extra = {}
+        if self.args.subject is None:
+            subject = {}
+        else:
+            subject = {self.args.subject_lang: self.args.subject}
+
+        if self.args.xhtml or self.args.rich:
+            key = "xhtml" if self.args.xhtml else "rich"
+            if self.args.lang:
+                key = f"{key}_{self.args.lang}"
+            extra[key] = clean_ustr("".join(stdin_lines))
+            stdin_lines = []
+
+        to_send = []
+
+        error = False
+
+        if self.args.separate:
+            # we send stdin in several messages
+            if header:
+                # first we sent the header
+                try:
+                    await self.host.bridge.message_send(
+                        dest_jid,
+                        {self.args.lang: header},
+                        subject,
+                        self.args.type,
+                        profile_key=self.profile,
+                    )
+                except Exception as e:
+                    self.disp(f"can't send header: {e}", error=True)
+                    error = True
+
+            to_send.extend({self.args.lang: clean_ustr(l.replace("\n", ""))}
+                           for l in stdin_lines)
+        else:
+            # we sent all in a single message
+            if not (self.args.xhtml or self.args.rich):
+                msg = {self.args.lang: header + clean_ustr("".join(stdin_lines))}
+            else:
+                msg = {}
+            to_send.append(msg)
+
+        if self.args.attachments:
+            attachments = extra[C.KEY_ATTACHMENTS] = []
+            for attachment in self.args.attachments:
+                try:
+                    file_path = str(Path(attachment).resolve(strict=True))
+                except FileNotFoundError:
+                    self.disp("file {attachment} doesn't exists, ignoring", error=True)
+                else:
+                    attachments.append({"path": file_path})
+
+        for idx, msg in enumerate(to_send):
+            if idx > 0 and C.KEY_ATTACHMENTS in extra:
+                # if we send several messages, we only want to send attachments with the
+                # first one
+                del extra[C.KEY_ATTACHMENTS]
+            try:
+                await self.host.bridge.message_send(
+                    dest_jid,
+                    msg,
+                    subject,
+                    self.args.type,
+                    data_format.serialise(extra),
+                    profile_key=self.host.profile)
+            except Exception as e:
+                self.disp(f"can't send message {msg!r}: {e}", error=True)
+                error = True
+
+        if error:
+            # at least one message sending failed
+            self.host.quit(C.EXIT_BRIDGE_ERRBACK)
+
+        self.host.quit()
+
+    async def start(self):
+        if self.args.xhtml and self.args.separate:
+            self.disp(
+                "argument -s/--separate is not compatible yet with argument -x/--xhtml",
+                error=True,
+            )
+            self.host.quit(C.EXIT_BAD_ARG)
+
+        jids = await self.host.check_jids([self.args.jid])
+        jid_ = jids[0]
+
+        if self.args.encrypt_noreplace and self.args.encrypt is None:
+            self.parser.error("You need to use --encrypt if you use --encrypt-noreplace")
+
+        if self.args.encrypt is not None:
+            try:
+                namespace = await self.host.bridge.encryption_namespace_get(
+                    self.args.encrypt)
+            except Exception as e:
+                self.disp(f"can't get encryption namespace: {e}", error=True)
+                self.host.quit(C.EXIT_BRIDGE_ERRBACK)
+
+            try:
+                await self.host.bridge.message_encryption_start(
+                    jid_, namespace, not self.args.encrypt_noreplace, self.profile
+                )
+            except Exception as e:
+                self.disp(f"can't start encryption session: {e}", error=True)
+                self.host.quit(C.EXIT_BRIDGE_ERRBACK)
+
+        await self.send_stdin(jid_)
+
+
+class Retract(base.CommandBase):
+
+    def __init__(self, host):
+        super().__init__(host, "retract", help=_("retract a message"))
+
+    def add_parser_options(self):
+        self.parser.add_argument(
+            "message_id",
+            help=_("ID of the message (internal ID)")
+        )
+
+    async def start(self):
+        try:
+            await self.host.bridge.message_retract(
+                self.args.message_id,
+                self.profile
+            )
+        except Exception as e:
+            self.disp(f"can't retract message: {e}", error=True)
+            self.host.quit(C.EXIT_BRIDGE_ERRBACK)
+        else:
+            self.disp(
+                "message retraction has been requested, please note that this is a "
+                "request which can't be enforced (see documentation for details).")
+            self.host.quit(C.EXIT_OK)
+
+
+class MAM(base.CommandBase):
+
+    def __init__(self, host):
+        super(MAM, self).__init__(
+            host, "mam", use_output=C.OUTPUT_MESS, use_verbose=True,
+            help=_("query archives using MAM"))
+
+    def add_parser_options(self):
+        self.parser.add_argument(
+            "-s", "--service", default="",
+            help=_("jid of the service (default: profile's server"))
+        self.parser.add_argument(
+            "-S", "--start", dest="mam_start", type=base.date_decoder,
+            help=_(
+                "start fetching archive from this date (default: from the beginning)"))
+        self.parser.add_argument(
+            "-E", "--end", dest="mam_end", type=base.date_decoder,
+            help=_("end fetching archive after this date (default: no limit)"))
+        self.parser.add_argument(
+            "-W", "--with", dest="mam_with",
+            help=_("retrieve only archives with this jid"))
+        self.parser.add_argument(
+            "-m", "--max", dest="rsm_max", type=int, default=20,
+            help=_("maximum number of items to retrieve, using RSM (default: 20))"))
+        rsm_page_group = self.parser.add_mutually_exclusive_group()
+        rsm_page_group.add_argument(
+            "-a", "--after", dest="rsm_after",
+            help=_("find page after this item"), metavar='ITEM_ID')
+        rsm_page_group.add_argument(
+            "-b", "--before", dest="rsm_before",
+            help=_("find page before this item"), metavar='ITEM_ID')
+        rsm_page_group.add_argument(
+            "--index", dest="rsm_index", type=int,
+            help=_("index of the page to retrieve"))
+
+    async def start(self):
+        extra = {}
+        if self.args.mam_start is not None:
+            extra["mam_start"] = float(self.args.mam_start)
+        if self.args.mam_end is not None:
+            extra["mam_end"] = float(self.args.mam_end)
+        if self.args.mam_with is not None:
+            extra["mam_with"] = self.args.mam_with
+        for suff in ('max', 'after', 'before', 'index'):
+            key = 'rsm_' + suff
+            value = getattr(self.args,key)
+            if value is not None:
+                extra[key] = str(value)
+        try:
+            data, metadata_s, profile = await self.host.bridge.mam_get(
+                self.args.service, data_format.serialise(extra), self.profile)
+        except Exception as e:
+            self.disp(f"can't retrieve MAM archives: {e}", error=True)
+            self.host.quit(C.EXIT_BRIDGE_ERRBACK)
+
+        metadata = data_format.deserialise(metadata_s)
+
+        try:
+            session_info = await self.host.bridge.session_infos_get(self.profile)
+        except Exception as e:
+            self.disp(f"can't get session infos: {e}", error=True)
+            self.host.quit(C.EXIT_BRIDGE_ERRBACK)
+
+        # we need to fill own_jid for message output
+        self.host.own_jid = jid.JID(session_info["jid"])
+
+        await self.output(data)
+
+        # FIXME: metadata are not displayed correctly and don't play nice with output
+        #        they should be added to output data somehow
+        if self.verbosity:
+            for value in ("rsm_first", "rsm_last", "rsm_index", "rsm_count",
+                          "mam_complete", "mam_stable"):
+                if value in metadata:
+                    label = value.split("_")[1]
+                    self.disp(A.color(
+                        C.A_HEADER, label, ': ' , A.RESET, metadata[value]))
+
+        self.host.quit()
+
+
+class Message(base.CommandBase):
+    subcommands = (Send, Retract, MAM)
+
+    def __init__(self, host):
+        super(Message, self).__init__(
+            host, "message", use_profile=False, help=_("messages handling")
+        )