prosody
675aea867574
plugins/muc/subject.lib.lua

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Software / code / prosody

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plugins/muc/subject.lib.lua @ 6429:675aea867574

plugins/muc: Add muc-occupant-groupchat event - Plugins can cancel messages before they are broadcast; and while they still have real from jid - Use it for subject changes - Allows for custom roles (via role_rank) - Roles are now checked before subject - Removed muc-subject-change event
author daurnimator <quae@daurnimator.com>
date Thu, 25 Sep 2014 17:43:00 -0400
parent 6277:f2c9c36979b3
child 6991:84e01dbb739e
comparison
equal deleted inserted replaced
6428:3ee09bfe16e1 6429:675aea867574
6 -- This project is MIT/X11 licensed. Please see the 6 -- This project is MIT/X11 licensed. Please see the
7 -- COPYING file in the source package for more information. 7 -- COPYING file in the source package for more information.
8 -- 8 --
9 9
10 local st = require "util.stanza"; 10 local st = require "util.stanza";
11
12 local muc_util = module:require "muc/util";
13 local valid_roles = muc_util.valid_roles;
11 14
12 local function create_subject_message(from, subject) 15 local function create_subject_message(from, subject)
13 return st.message({from = from; type = "groupchat"}) 16 return st.message({from = from; type = "groupchat"})
14 :tag("subject"):text(subject):up(); 17 :tag("subject"):text(subject):up();
15 end 18 end
68 -- Send subject to joining user 71 -- Send subject to joining user
69 module:hook("muc-occupant-session-new", function(event) 72 module:hook("muc-occupant-session-new", function(event)
70 send_subject(event.room, event.stanza.attr.from); 73 send_subject(event.room, event.stanza.attr.from);
71 end, 20); 74 end, 20);
72 75
73 -- Role check for subject changes 76 -- Prosody has made the decision that messages with <subject/> are exclusively subject changes
74 module:hook("muc-subject-change", function(event) 77 -- e.g. body will be ignored; even if the subject change was not allowed
75 local room, stanza = event.room, event.stanza; 78 module:hook("muc-occupant-groupchat", function(event)
76 local occupant = room:get_occupant_by_real_jid(stanza.attr.from); 79 local stanza = event.stanza;
77 if occupant.role == "moderator" or 80 local subject = stanza:get_child("subject");
78 ( occupant.role == "participant" and get_changesubject(room) ) then -- and participant 81 if subject then
79 local subject = stanza:get_child_text("subject"); 82 local occupant = event.occupant;
80 set_subject(room, occupant.nick, subject); 83 -- Role check for subject changes
81 return true; 84 local role_rank = valid_roles[occupant and occupant.role or "none"];
82 else 85 if role_rank >= valid_roles.moderator or
83 event.origin.send(st.error_reply(stanza, "auth", "forbidden")); 86 ( role_rank >= valid_roles.participant and get_changesubject(event.room) ) then -- and participant
84 return true; 87 set_subject(event.room, occupant.nick, subject:get_text());
88 return true;
89 else
90 event.origin.send(st.error_reply(stanza, "auth", "forbidden"));
91 return true;
92 end
85 end 93 end
86 end); 94 end, 20);
87 95
88 return { 96 return {
89 get_changesubject = get_changesubject; 97 get_changesubject = get_changesubject;
90 set_changesubject = set_changesubject; 98 set_changesubject = set_changesubject;
91 get = get_subject; 99 get = get_subject;