author | marc0s <marcos.devera@quobis.com> |
Fri, 29 Mar 2019 17:03:05 +0100 | |
changeset 3502 | 69219097aa85 |
child 4093 | ef752c5115f7 |
permissions | -rw-r--r-- |
3502
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-- mod_muc_notifications |
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-- |
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-- Copyright (C) 2019 Marcos de Vera Piquero <marcos.devera@quobis.com> |
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-- |
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-- This file is MIT/X11 licensed. |
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-- |
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-- A module to notify non-present members of messages in a group chat |
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-- |
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|
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local id = require"util.id" |
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local st = require"util.stanza" |
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|
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local use_invite = module:get_option_boolean("muc_notification_invite", false) |
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|
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-- Given a stanza, compute if it qualifies as important (notifiable) |
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-- return true for message stanzas with non-empty body |
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-- Should probably use something similar to muc-message-is-historic event |
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local function is_important(stanza) |
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local body = stanza:find("body#") |
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return body and #body |
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end |
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local function handle_muc_message(event) |
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-- event.room and event.stanza are available |
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local room = event.room |
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local stanza = event.stanza |
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for jid, aff in pairs(room._affiliations) do |
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if aff ~= "outcast" then |
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local is_occupant = false |
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for _, occupant in pairs(room._occupants) do |
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if occupant.bare_jid == jid then |
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is_occupant = true |
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break |
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end |
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end |
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if not is_occupant and is_important(stanza) then |
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-- send notification to jid |
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local attrs = { |
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to = jid, |
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id = id.short(), |
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from = room.jid, |
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} |
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local not_attrs = { |
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xmlns = "http://quobis.com/xmpp/muc#push", |
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jid = room.jid, |
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} |
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local reason = "You have messages in group chat "..room:get_name() |
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local notification = st.message(attrs) |
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:body(reason):up() |
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:tag("notification", not_attrs):up() |
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:tag("no-store", {xmlns = "urn:xmpp:hints"}) |
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local invite = st.message(attrs):tag("x", {xmlns = "http://jabber.org/protocol/muc#user"}) |
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:tag("invite", {from = stanza.attr.from}) |
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:tag("reason"):text(reason):up():up():up() |
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:tag("notification", not_attrs):up() |
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:tag("no-store", {xmlns = "urn:xmpp:hints"}) |
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module:log("debug", "notifying with %s", tostring(use_invite and invite or notification)) |
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module:send(use_invite and invite or notification) |
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module:log("debug", "sent notification of MUC message %s", use_invite and invite or notification) |
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end |
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end |
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end |
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end |
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module:hook("muc-broadcast-message", handle_muc_message) |
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module:log("debug", "Module loaded") |