prosody-modules
cdfc917a8cc7
mod_cloud_notify/mod_cloud_notify.lua

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mod_cloud_notify/mod_cloud_notify.lua @ 2255:cdfc917a8cc7

mod_cloud_notify: Retrieve data form by name and namespace so unknown elements are ignored
author Kim Alvefur <zash@zash.se>
date Thu, 28 Jul 2016 12:12:23 +0200
parent 2254:122cb5f4930f
child 2257:f84b51f9aa82
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1783
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Kim Alvefur <zash@zash.se>
parents:
diff changeset
1 -- XEP-0357: Push (aka: My mobile OS vendor won't let me have persistent TCP connections)
2247
d09014d8c901 mod_cloud_notify: Update copyright year
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parents: 2246
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2 -- Copyright (C) 2015-2016 Kim Alvefur
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3 --
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
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4 -- This file is MIT/X11 licensed.
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5
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6 local st = require"util.stanza";
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7 local jid = require"util.jid";
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8 local dataform = require"util.dataforms".new;
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218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
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9 local filters = require "util.filters";
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10
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11 local xmlns_push = "urn:xmpp:push:0";
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12
1909
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13 -- configuration
2246
a3e3dc9131e7 mod_cloud_notify: Use typed config API
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14 local include_body = module:get_option_boolean("push_notification_with_body", false);
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15 local include_sender = module:get_option_boolean("push_notification_with_sender", false);
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16
1908
eba279ddc050 mod_cloud_notify: Add some comments describing code blocks
Kim Alvefur <zash@zash.se>
parents: 1907
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17 -- For keeping state across reloads
2201
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18 local push_enabled = module:open_store();
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19 -- TODO map store would be better here
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20
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21 -- http://xmpp.org/extensions/xep-0357.html#disco
2200
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22 module:hook("account-disco-info", function(event)
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23 (event.reply or event.stanza):tag("feature", {var=xmlns_push}):up();
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24 end);
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25
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26 -- http://xmpp.org/extensions/xep-0357.html#enabling
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27 module:hook("iq-set/self/"..xmlns_push..":enable", function (event)
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28 local origin, stanza = event.origin, event.stanza;
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29 local enable = stanza.tags[1];
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30 origin.log("debug", "Attempting to enable push notifications");
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31 -- MUST contain a 'jid' attribute of the XMPP Push Service being enabled
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32 local push_jid = enable.attr.jid;
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33 -- SHOULD contain a 'node' attribute
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34 local push_node = enable.attr.node;
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35 if not push_jid then
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36 origin.send(st.error_reply(stanza, "modify", "bad-request", "Missing jid"));
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37 return true;
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38 end
2255
cdfc917a8cc7 mod_cloud_notify: Retrieve data form by name and namespace so unknown elements are ignored
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39 local publish_options = enable:get_child("x", "jabber:x:data");
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40 local user_push_services = push_enabled:get(origin.username);
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41 if not user_push_services then
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42 user_push_services = {};
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43 end
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44 user_push_services[push_jid .. "<" .. (push_node or "")] = {
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45 jid = push_jid;
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46 node = push_node;
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47 count = 0;
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48 options = publish_options and st.preserialize(publish_options);
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49 };
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50 local ok, err = push_enabled:set(origin.username, user_push_services);
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51 if not ok then
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52 origin.send(st.error_reply(stanza, "wait", "internal-server-error"));
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53 else
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54 origin.log("info", "Push notifications enabled");
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55 origin.send(st.reply(stanza));
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56 end
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57 return true;
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58 end);
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59
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60 -- http://xmpp.org/extensions/xep-0357.html#disabling
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61 module:hook("iq-set/self/"..xmlns_push..":disable", function (event)
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62 local origin, stanza = event.origin, event.stanza;
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63 local push_jid = stanza.tags[1].attr.jid; -- MUST include a 'jid' attribute
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64 local push_node = stanza.tags[1].attr.node; -- A 'node' attribute MAY be included
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65 if not push_jid then
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66 origin.send(st.error_reply(stanza, "modify", "bad-request", "Missing jid"));
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67 return true;
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68 end
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69 local user_push_services = push_enabled:get(origin.username);
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70 for key, push_info in pairs(user_push_services) do
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71 if push_info.jid == push_jid and (not push_node or push_info.node == push_node) then
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72 user_push_services[key] = nil;
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73 end
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74 end
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75 origin.send(st.reply(stanza));
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76 return true;
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77 end);
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78
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79 local push_form = dataform {
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80 { name = "FORM_TYPE"; type = "hidden"; value = "urn:xmpp:push:summary"; };
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81 { name = "message-count"; type = "text-single"; };
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82 { name = "pending-subscription-count"; type = "text-single"; };
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83 { name = "last-message-sender"; type = "jid-single"; };
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84 { name = "last-message-body"; type = "text-single"; };
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85 };
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86
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87 -- http://xmpp.org/extensions/xep-0357.html#publishing
2141
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tmolitor <thilo@eightysoft.de>
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88 local function handle_notify_request(origin, stanza)
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89 local to = stanza.attr.to;
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90 local node = to and jid.split(to) or origin.username;
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91 local user_push_services = push_enabled:get(node);
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92 if not user_push_services then return end
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93
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94 for _, push_info in pairs(user_push_services) do
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95 push_info.count = push_info.count + 1;
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96 local push_jid, push_node = push_info.jid, push_info.node;
1923
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parents: 1922
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97 local push_publish = st.iq({ to = push_jid, from = node .. "@" .. module.host, type = "set", id = "push" })
1783
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98 :tag("pubsub", { xmlns = "http://jabber.org/protocol/pubsub" })
1924
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99 :tag("publish", { node = push_node })
2051
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100 :tag("item")
2050
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101 :tag("notification", { xmlns = xmlns_push });
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102 local form_data = {
1783
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103 ["message-count"] = tostring(push_info.count);
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104 };
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105 if include_sender then
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106 form_data["last-message-sender"] = stanza.attr.from;
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107 end
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108 if include_body then
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109 form_data["last-message-body"] = stanza:get_child_text("body");
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110 end
c7389fe74de7 mod_cloud_notify: Make inclusion of message sender and body optional via config option
Kim Alvefur <zash@zash.se>
parents: 1908
diff changeset
111 push_publish:add_child(push_form:form(form_data));
2050
49cc6a555dc7 mod_cloud_notify: Wrap form in namespaced element per the XEP (fixes #630)
Kim Alvefur <zash@zash.se>
parents: 2046
diff changeset
112 push_publish:up(); -- / notification
1783
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
diff changeset
113 push_publish:up(); -- / publish
2046
980e5f5bd62c mod_cloud_notify: put publish-options into <pubsub> not into <publish>
Daniel Gultsch <daniel@gultsch.de>
parents: 1924
diff changeset
114 push_publish:up(); -- / pubsub
1783
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
diff changeset
115 if push_info.options then
2253
97ebd28a8a75 mod_cloud_notify: Apply pre-serialization to publish-options
Kim Alvefur <zash@zash.se>
parents: 2252
diff changeset
116 push_publish:tag("publish-options"):add_child(st.deserialize(push_info.options));
1783
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
diff changeset
117 end
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
diff changeset
118 module:send(push_publish);
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
diff changeset
119 end
2141
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
120 end
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
121
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
122 -- publish on offline message
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
123 module:hook("message/offline/handle", function(event)
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
124 if event.stanza._notify then
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
125 event.stanza._notify = nil;
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
126 return;
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
127 end
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
128 return handle_notify_request(event.origin, event.stanza);
1783
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
diff changeset
129 end, 1);
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
diff changeset
130
2141
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
131 -- publish on unacked smacks message
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
132 local function process_new_stanza(stanza, session)
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
133 if getmetatable(stanza) ~= st.stanza_mt then
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
134 return stanza; -- Things we don't want to touch
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
135 end
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
136 if stanza.name == "message" and stanza.attr.xmlns == nil and
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
137 ( stanza.attr.type == "chat" or ( stanza.attr.type or "normal" ) == "normal" ) and
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
138 -- not already notified via cloud
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
139 not stanza._notify then
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
140 stanza._notify = true;
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
141 session.log("debug", "Invoking cloud handle_notify_request for new smacks hibernated stanza...");
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
142 handle_notify_request(session, stanza)
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
143 end
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
144 return stanza;
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
145 end
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
146
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
147 -- smacks hibernation is started
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
148 local function hibernate_session(event)
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
149 local session = event.origin;
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
150 local queue = event.queue;
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
151 -- process already unacked stanzas
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
152 for i=1,#queue do
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
153 process_new_stanza(queue[i], session);
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
154 end
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
155 -- process future unacked (hibernated) stanzas
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
156 filters.add_filter(session, "stanzas/out", process_new_stanza);
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
157 end
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
158
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
159 -- smacks hibernation is ended
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
160 local function restore_session(event)
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
161 local session = event.origin;
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
162 filters.remove_filter(session, "stanzas/out", process_new_stanza);
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
163 end
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
164
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
165 module:hook("smacks-hibernation-start", hibernate_session);
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
166 module:hook("smacks-hibernation-end", restore_session);
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
167
218a3d3f7f97 mod_cloud_notify: added ability to notify even if the session is hibernated by mod_smacks
tmolitor <thilo@eightysoft.de>
parents: 2051
diff changeset
168
1783
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
diff changeset
169 module:hook("message/offline/broadcast", function(event)
2201
eb5555a3a535 mod_cloud_notify: Enable persistent storage of user notification settings
Kim Alvefur <zash@zash.se>
parents: 2200
diff changeset
170 local user_push_services = push_enabled:get(event.origin.username);
1783
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
diff changeset
171 if not user_push_services then return end
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
diff changeset
172
1784
1656d4fd71d0 mod_cloud_notify: Fix syntax errors and name
Kim Alvefur <zash@zash.se>
parents: 1783
diff changeset
173 for _, push_info in pairs(user_push_services) do
1783
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
diff changeset
174 if push_info then
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
diff changeset
175 push_info.count = 0;
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
diff changeset
176 end
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
diff changeset
177 end
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
diff changeset
178 end, 1);