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annotate mod_cloud_notify/mod_cloud_notify.lua @ 2201:eb5555a3a535

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mod_cloud_notify: Enable persistent storage of user notification settings
author Kim Alvefur <zash@zash.se>
date Mon, 06 Jun 2016 15:58:41 +0200
parents e9e38ae8037f
children a3e3dc9131e7
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
1783
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
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1 -- XEP-0357: Push (aka: My mobile OS vendor won't let me have persistent TCP connections)
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Kim Alvefur <zash@zash.se>
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2 -- Copyright (C) 2015 Kim Alvefur
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3 --
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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;
2141
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tmolitor <thilo@eightysoft.de>
parents: 2051
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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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parents: 1908
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13 -- configuration
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parents: 2141
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14 local include_body = module:get_option("push_notification_with_body", false);
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parents: 2141
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15 local include_sender = module:get_option("push_notification_with_sender", false);
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parents: 1908
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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
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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
e9e38ae8037f mod_cloud_notify: Advertise feature on bare jid disco (thanks iNPUTmice)
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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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parents: 1784
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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 -- MUST contain a 'jid' attribute of the XMPP Push Service being enabled
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30 local push_jid = stanza.tags[1].attr.jid;
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31 -- SHOULD contain a 'node' attribute
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32 local push_node = stanza.tags[1].attr.node;
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33 if not push_jid then
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34 origin.send(st.error_reply(stanza, "modify", "bad-request", "Missing jid"));
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35 return true;
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36 end
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37 local publish_options = stanza.tags[1].tags[1];
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38 if publish_options and ( publish_options.name ~= "x" or publish_options.attr.xmlns ~= "jabber:x:data" ) then
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39 origin.send(st.error_reply(stanza, "modify", "bad-request", "Invalid publish options"));
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40 return true;
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41 end
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42 local user_push_services = push_enabled:get(origin.username);
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43 if not user_push_services then
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44 user_push_services = {};
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45 end
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46 user_push_services[push_jid .. "<" .. (push_node or "")] = {
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47 jid = push_jid;
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48 node = push_node;
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49 count = 0;
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50 options = publish_options;
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51 };
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52 local ok, err = push_enabled:set(origin.username, user_push_services);
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53 if not ok then
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54 origin.send(st.error_reply(stanza, "wait", "internal-server-error"));
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55 else
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56 origin.send(st.reply(stanza));
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57 end
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58 return true;
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59 end);
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60
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61 -- http://xmpp.org/extensions/xep-0357.html#disabling
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62 module:hook("iq-set/self/"..xmlns_push..":disable", function (event)
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63 local origin, stanza = event.origin, event.stanza;
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64 local push_jid = stanza.tags[1].attr.jid; -- MUST include a 'jid' attribute
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65 local push_node = stanza.tags[1].attr.node; -- A 'node' attribute MAY be included
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66 if not push_jid then
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67 origin.send(st.error_reply(stanza, "modify", "bad-request", "Missing jid"));
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68 return true;
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69 end
2201
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70 local user_push_services = push_enabled:get(origin.username);
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71 for key, push_info in pairs(user_push_services) do
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72 if push_info.jid == push_jid and (not push_node or push_info.node == push_node) then
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73 user_push_services[key] = nil;
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74 end
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75 end
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76 origin.send(st.reply(stanza));
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77 return true;
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78 end);
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79
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80 local push_form = dataform {
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81 { name = "FORM_TYPE"; type = "hidden"; value = "urn:xmpp:push:summary"; };
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82 { name = "message-count"; type = "text-single"; };
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83 { name = "pending-subscription-count"; type = "text-single"; };
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84 { name = "last-message-sender"; type = "jid-single"; };
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85 { name = "last-message-body"; type = "text-single"; };
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86 };
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87
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88 -- http://xmpp.org/extensions/xep-0357.html#publishing
2141
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tmolitor <thilo@eightysoft.de>
parents: 2051
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89 local function handle_notify_request(origin, stanza)
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90 local to = stanza.attr.to;
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91 local node = to and jid.split(to) or origin.username;
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92 local user_push_services = push_enabled:get(node);
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93 if not user_push_services then return end
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94
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95 for _, push_info in pairs(user_push_services) do
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96 push_info.count = push_info.count + 1;
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97 local push_jid, push_node = push_info.jid, push_info.node;
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98 local push_publish = st.iq({ to = push_jid, from = node .. "@" .. module.host, type = "set", id = "push" })
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99 :tag("pubsub", { xmlns = "http://jabber.org/protocol/pubsub" })
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100 :tag("publish", { node = push_node })
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parents: 2050
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101 :tag("item")
2050
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parents: 2046
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102 :tag("notification", { xmlns = xmlns_push });
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103 local form_data = {
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104 ["message-count"] = tostring(push_info.count);
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105 };
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parents: 1908
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106 if include_sender then
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107 form_data["last-message-sender"] = stanza.attr.from;
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parents: 1908
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108 end
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parents: 1908
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109 if include_body then
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parents: 1908
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110 form_data["last-message-body"] = stanza:get_child_text("body");
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 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
112 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
113 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
114 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
115 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
116 if push_info.options then
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
diff changeset
117 push_publish:tag("publish-options"):add_child(push_info.options);
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
diff changeset
118 end
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
diff changeset
119 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
120 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
121 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
122
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 -- 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
124 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
125 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
126 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
127 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
128 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
129 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
130 end, 1);
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
diff changeset
131
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
132 -- 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
133 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
134 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
135 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
136 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
137 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
138 ( 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
139 -- 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
140 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
141 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
142 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
143 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
144 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
145 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
146 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
147
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 -- 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
149 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
150 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
151 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
152 -- 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
153 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
154 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
155 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
156 -- 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
157 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
158 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
159
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 -- 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
161 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
162 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
163 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
164 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
165
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-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
167 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
168
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
169
1783
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
diff changeset
170 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
171 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
172 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
173
1784
1656d4fd71d0 mod_cloud_notify: Fix syntax errors and name
Kim Alvefur <zash@zash.se>
parents: 1783
diff changeset
174 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
175 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
176 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
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
b31fe2d22310 mod_cloud_notify: XEP-0357: Push - the server bits ("app server" not included)
Kim Alvefur <zash@zash.se>
parents:
diff changeset
179 end, 1);