Mercurial > prosody-modules

annotate mod_auto_moved/mod_auto_moved.lua @ 4690:82dabfffaddf

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
mod_muc_require_tos: Add this new module
author Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
date Thu, 16 Sep 2021 20:41:14 +0200
parents f95a1e197a07
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
4679
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
1 local id = require "util.id";
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
2 local jid = require "util.jid";
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
3 local promise = require "util.promise";
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
4 local rm = require "core.rostermanager";
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
5 local st = require "util.stanza";
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
6
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
7 local errors = require "util.error".init(module.name, {
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
8 ["statement-not-found"] = { type = "cancel", condition = "item-not-found" };
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
9 ["statement-mismatch"] = { type = "cancel", condition = "conlict" };
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
10 });
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
11
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
12 module:hook("presence/bare", function (event)
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
13 local origin, stanza = event.origin, event.stanza;
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
14 if stanza.attr.type ~= "subscribe" then
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
15 return; -- We're only interested in subscription requests
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
16 end
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
17 local moved = stanza:get_child("moved", "urn:xmpp:moved:1");
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
18 if not moved then
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
19 return; -- We're only interested in stanzas with a moved notification
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
20 end
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
21
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
22 local verification = stanza:get_child("moved-verification", "https://prosody.im/protocol/moved");
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
23 if verification then
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
24 return; -- We already attempted to verify this stanza
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
25 end
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
26
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
27 module:log("debug", "Received moved notification from %s", stanza.attr.from);
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
28
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
29 local old_jid = moved:get_child_text("old-jid");
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
30 if not old_jid then
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
31 return; -- Failed to read old JID
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
32 end
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
33
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
34 local to_user = jid.node(stanza.attr.to);
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
35 local new_jid_unverified = jid.bare(stanza.attr.from);
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
36
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
37 if not rm.is_contact_subscribed(to_user, module.host, old_jid) then
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
38 return; -- Old JID was not an existing contact, ignore
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
39 end
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
40
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
41 if rm.is_contact_pending_in(to_user, module.host, new_jid_unverified)
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
42 or rm.is_contact_subscribed(to_user, module.host, new_jid_unverified) then
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
43 return; -- New JID already subscribed or pending, ignore
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
44 end
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
45
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
46 local moved_statement_query = st.iq({ to = old_jid, type = "get", id = id.short() })
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
47 :tag("pubsub", { xmlns = "http://jabber.org/protocol/pubsub" })
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
48 :tag("items", { node = "urn:xmpp:moved:1" })
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
49 :tag("item", { id = "current" }):up()
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
50 :up()
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
51 :up();
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
52 -- TODO: Catch and handle <gone/> errors per note in XEP-0283.
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
53 module:send_iq(moved_statement_query):next(function (reply)
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
54 module:log("debug", "Statement reply: %s", reply.stanza);
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
55 local moved_statement = reply.stanza:find("{http://jabber.org/protocol/pubsub}pubsub/items/{http://jabber.org/protocol/pubsub}item/{urn:xmpp:moved:1}moved");
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
56 if not moved_statement then
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
57 return promise.reject(errors.new("statement-not-found")); -- No statement found
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
58 end
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
59
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
60 local new_jid = jid.prep(moved_statement:get_child_text("new-jid"));
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
61 if new_jid ~= new_jid_unverified then
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
62 return promise.reject(errors.new("statement-mismatch")); -- Verification failed; JIDs do not match
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
63 end
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
64
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
65 -- Verified!
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
66 module:log("info", "Verified moved notification <%s> -> <%s>", old_jid, new_jid);
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
67
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
68 -- Add incoming subscription and respond
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
69 rm.set_contact_pending_in(to_user, module.host, new_jid);
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
70 rm.subscribed(to_user, module.host, new_jid);
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
71 module:send(st.presence({ to = new_jid, from = to_user.."@"..module.host, type = "subscribed" }));
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
72 rm.roster_push(to_user, module.host, new_jid);
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
73
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
74 -- Request outgoing subscription if old JID had one
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
75 if rm.is_user_subscribed(to_user, module.host, old_jid) then
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
76 module:log("debug", "Requesting subscription to new JID");
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
77 rm.set_contact_pending_out(to_user, module.host, new_jid);
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
78 module:send(st.presence({ to = new_jid, from = to_user.."@"..module.host, type = "subscribe" }));
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
79 end
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
80 end):catch(function (err)
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
81 module:log("debug", "Failed to verify moved statement for <%s> -> <%s>: %s", old_jid, new_jid_unverified, require "util.serialization".serialize(err, "debug"));
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
82 stanza:reset()
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
83 :tag("moved-verification", { xmlns = "https://prosody.im/protocol/moved", status = "failed" })
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
84 :up();
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
85 module:send(stanza, origin);
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
86 end);
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
87
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
88 -- Halt processing of the stanza, for now
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
89 return true;
f95a1e197a07 mod_auto_moved: New module implementing XEP-0283 r0.2.0
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
90 end, 1);