prosody-modules
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mod_cloud_notify/mod_cloud_notify.lua

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mod_cloud_notify/mod_cloud_notify.lua @ 1784:1656d4fd71d0 last-google-code-commit

mod_cloud_notify: Fix syntax errors and name
author Kim Alvefur <zash@zash.se>
date Mon, 24 Aug 2015 23:17:36 +0200
parent 1783:mod_cloud_notify/mod_mobile_notify.lua@b31fe2d22310
child 1907:7fe7bd7b33b6
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equal deleted inserted replaced
1783:b31fe2d22310 1784:1656d4fd71d0
1 -- XEP-0357: Push (aka: My mobile OS vendor won't let me have persistent TCP connections)
2 -- Copyright (C) 2015 Kim Alvefur
3 --
4 -- This file is MIT/X11 licensed.
5
6 local st = require"util.stanza";
7 local jid = require"util.jid";
8 local dataform = require"util.dataforms".new;
9
10 local xmlns_push = "urn:xmpp:push:0";
11
12 module:add_feature(xmlns_push);
13
14 local push_enabled = module:shared("push-enabled-users");
15
16 module:hook("iq-set/self/"..xmlns_push..":enable", function (event)
17 local origin, stanza = event.origin, event.stanza;
18 local push_jid, push_node = stanza.tags[1].attr.jid, stanza.tags[1].attr.node;
19 if not push_jid or not push_node then
20 origin.send(st.error_reply(stanza, "modify", "bad-request", "Missing jid or node"));
21 return true;
22 end
23 local publish_options = stanza.tags[1].tags[1];
24 if publish_options and ( publish_options.name ~= "x" or publish_options.attr.xmlns ~= "jabber:x:data" ) then
25 origin.send(st.error_reply(stanza, "modify", "bad-request", "Invalid publish options"));
26 return true;
27 end
28 local user_push_services = push_enabled[origin.username];
29 if not user_push_services then
30 user_push_services = {};
31 end
32 user_push_services[push_jid .. "<" .. push_node] = {
33 jid = push_jid;
34 node = push_node;
35 count = 0;
36 options = publish_options;
37 };
38 origin.send(st.reply(stanza));
39 return true;
40 end);
41
42 module:hook("iq-set/self/"..xmlns_push..":disable", function (event)
43 local origin, stanza = event.origin, event.stanza;
44 local push_jid, push_node = stanza.tags[1].attr.jid, stanza.tags[1].attr.node;
45 if not push_jid or not push_node then
46 origin.send(st.error_reply(stanza, "modify", "bad-request", "Missing jid or node"));
47 return true;
48 end
49 local user_push_services = push_enabled[origin.username];
50 if user_push_services then
51 user_push_services[push_jid .. "<" .. push_node] = nil;
52 end
53 origin.send(st.reply(stanza));
54 return true;
55 end);
56
57 local push_form = dataform {
58 { name = "FORM_TYPE"; type = "hidden"; value = "urn:xmpp:push:summary"; };
59 { name = "message-count"; type = "text-single"; };
60 { name = "pending-subscription-count"; type = "text-single"; };
61 { name = "last-message-sender"; type = "jid-single"; };
62 { name = "last-message-body"; type = "text-single"; };
63 };
64
65 module:hook("message/offline/handle", function(event)
66 local origin, stanza = event.origin, event.stanza;
67 local to = stanza.attr.to;
68 local node = to and jid.split(to) or origin.username;
69 local user_push_services = push_enabled[node];
70 if not user_push_services then return end
71
72 for _, push_info in pairs(user_push_services) do
73 push_info.count = push_info.count + 1;
74 local push_jid, push_node = push_info.jid, push_info.node;
75 local push_publish = st.iq({ to = push_jid, from = module.host, type = "set", id = "push" })
76 :tag("pubsub", { xmlns = "http://jabber.org/protocol/pubsub" })
77 :tag("publish", { node = push_node });
78 push_publish:add_child(push_form:form({
79 ["message-count"] = tostring(push_info.count);
80 ["last-message-sender"] = stanza.attr.from;
81 ["last-message-body"] = stanza:get_child_text("body");
82 }));
83 push_publish:up(); -- / publish
84 if push_info.options then
85 push_publish:tag("publish-options"):add_child(push_info.options);
86 end
87 module:send(push_publish);
88 end
89 end, 1);
90
91 module:hook("message/offline/broadcast", function(event)
92 local user_push_services = push_enabled[event.origin.username];
93 if not user_push_services then return end
94
95 for _, push_info in pairs(user_push_services) do
96 if push_info then
97 push_info.count = 0;
98 end
99 end
100 end, 1);