annotate mod_csi_battery_saver/mod_csi_battery_saver.lua @ 5853:97c9b76867ca

mod_log_ringbuffer: Detach event handlers on logging reload (thanks Menel) Otherwise the global event handlers accumulate, one added each time logging is reoladed, and each invocation of the signal or event triggers one dump of each created ringbuffer.
author Kim Alvefur <zash@zash.se>
date Sun, 03 Mar 2024 11:23:40 +0100
parents f6a2602129c8
children 433a4dd1dc2a
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1 -- Copyright (C) 2016 Kim Alvefur
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2 -- Copyright (C) 2017 Thilo Molitor
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3 --
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4
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5 local filter_muc = module:get_option_boolean("csi_battery_saver_filter_muc", false);
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6 local queue_size = module:get_option_number("csi_battery_saver_queue_size", 256);
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7
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8 module:depends"csi"
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9 if filter_muc then module:depends"track_muc_joins"; end -- only depend on this module if we actually use it
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10 local s_match = string.match;
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11 local s_sub = string.sub;
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12 local jid = require "util.jid";
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13 local new_queue = require "util.queue".new;
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14 local datetime = require "util.datetime";
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15 local st = require "util.stanza";
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17 local xmlns_delay = "urn:xmpp:delay";
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19 -- a log id for this module instance
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20 local id = s_sub(require "util.hashes".sha256(datetime.datetime(), true), 1, 4);
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21
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22
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23 -- Returns a forwarded message, and either "in" or "out" depending on the direction
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24 -- Returns nil if the message is not a carbon
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25 local function extract_carbon(stanza)
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26 local carbon = stanza:child_with_ns("urn:xmpp:carbons:2") or stanza:child_with_ns("urn:xmpp:carbons:1");
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27 if not carbon then return; end
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28 local direction = carbon.name == "sent" and "out" or "in";
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29 local forward = carbon:get_child("forwarded", "urn:xmpp:forward:0");
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30 local message = forward and forward:child_with_name("message") or nil;
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31 if not message then return; end
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32 return message, direction;
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33 end
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34
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35 local function new_pump(session, output, ...)
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36 -- luacheck: ignore 212/self
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37 local q = new_queue(...);
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38 local flush = true;
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39 function q:pause()
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40 flush = false;
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41 end
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42 function q:resume()
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43 flush = true;
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44 return q:flush();
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45 end
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46 local push = q.push;
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47 function q:push(item)
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48 local ok = push(self, item);
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49 if not ok then
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50 session.log("debug", "mod_csi_battery_saver(%s): Queue full (%d items), forcing flush...", id, q:count());
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51 q:flush();
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52 output(item, self);
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53 elseif flush then
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54 return q:flush();
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55 end
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56 return true;
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57 end
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58 function q:flush(alternative_output)
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59 local out = alternative_output or output;
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60 local item = self:pop();
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61 while item do
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62 out(item, self);
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63 item = self:pop();
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64 end
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65 return true;
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66 end
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67 return q;
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68 end
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69
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70 local function is_stamp_needed(stanza, session)
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71 local st_name = stanza and stanza.name or nil;
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72 if st_name == "presence" then
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73 return true;
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74 elseif st_name == "message" then
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75 if stanza:get_child("delay", xmlns_delay) then return false; end
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76 if stanza.attr.type == "chat" or stanza.attr.type == "groupchat" then return true; end
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77 end
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78 return false;
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79 end
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80
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81 local function add_stamp(stanza, session)
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82 local bare_jid = jid.bare(session.full_jid or session.host);
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83 stanza = stanza:tag("delay", { xmlns = xmlns_delay, from = bare_jid, stamp = datetime.datetime()});
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84 return stanza;
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85 end
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86
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87 local function is_important(stanza, session)
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88 local st_name = stanza and stanza.name or nil;
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89 if not st_name then return true; end -- nonzas are always important
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90 if st_name == "presence" then
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91 local st_type = stanza.attr.type;
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92 -- subscription requests are important
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93 if st_type == "subscribe" then return true; end
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94 -- muc status codes are important, too
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95 local muc_x = stanza:get_child("x", "http://jabber.org/protocol/muc#user")
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96 local muc_status = muc_x and muc_x:get_child("status") or nil
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97 if muc_status and muc_status.attr.code then return true; end
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98 return false;
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99 elseif st_name == "message" then
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100 -- unpack carbon copies
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101 local carbon, stanza_direction = extract_carbon(stanza);
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102 --session.log("debug", "mod_csi_battery_saver(%s): stanza_direction = %s, carbon = %s, stanza = %s", id, stanza_direction, carbon and "true" or "false", tostring(stanza));
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103 if carbon then stanza = carbon; end
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104
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105 local st_type = stanza.attr.type;
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tmolitor <thilo@eightysoft.de>
parents: 3633
diff changeset
106
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tmolitor <thilo@eightysoft.de>
parents: 2747
diff changeset
107 -- headline message are always not important
d1aa5fc005f7 mod_csi_battery_saver: Consider chat markers and outgoing carbon copies as important.
tmolitor <thilo@eightysoft.de>
parents: 2747
diff changeset
108 if st_type == "headline" then return false; end
2946
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Michel Le Bihan <michel@lebihan.pl>
parents: 2757
diff changeset
109
2754
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tmolitor <thilo@eightysoft.de>
parents: 2747
diff changeset
110 -- chat markers (XEP-0333) are important, too, because some clients use them to update their notifications
3481
1c8612d8db55 mod_csi_battery_saver: Remove patched stanza:find() method and reduce Carbons-related code
Matthew Wild <mwild1@gmail.com>
parents: 3109
diff changeset
111 if stanza:child_with_ns("urn:xmpp:chat-markers:0") then return true; end;
2946
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Michel Le Bihan <michel@lebihan.pl>
parents: 2757
diff changeset
112
3980
19c5bfc3a241 mod_csi_battery_saver: Add Jingle incoming call messages to important, thanks to Wiktor Kwapisiewicz <wiktor@metacode.biz>
tmolitor <thilo@eightysoft.de>
parents: 3633
diff changeset
113 -- XEP-0353: Jingle Message Initiation incoming call messages
19c5bfc3a241 mod_csi_battery_saver: Add Jingle incoming call messages to important, thanks to Wiktor Kwapisiewicz <wiktor@metacode.biz>
tmolitor <thilo@eightysoft.de>
parents: 3633
diff changeset
114 if stanza:child_with_ns("urn:xmpp:jingle-message:0") then return true; end
4969
889e1695e935 mod_csi_battery_saver: Add support for urn:xmpp:jingle-message:1 (XEP-0353)
tmolitor <thilo@eightysoft.de>
parents: 4048
diff changeset
115 if stanza:child_with_ns("urn:xmpp:jingle-message:1") then return true; end
3980
19c5bfc3a241 mod_csi_battery_saver: Add Jingle incoming call messages to important, thanks to Wiktor Kwapisiewicz <wiktor@metacode.biz>
tmolitor <thilo@eightysoft.de>
parents: 3633
diff changeset
116
2754
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tmolitor <thilo@eightysoft.de>
parents: 2747
diff changeset
117 -- carbon copied outgoing messages are important (some clients update their notifications upon receiving those) --> don't return false here
d1aa5fc005f7 mod_csi_battery_saver: Consider chat markers and outgoing carbon copies as important.
tmolitor <thilo@eightysoft.de>
parents: 2747
diff changeset
118 --if carbon and stanza_direction == "out" then return false; end
2946
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Michel Le Bihan <michel@lebihan.pl>
parents: 2757
diff changeset
119
2754
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tmolitor <thilo@eightysoft.de>
parents: 2747
diff changeset
120 -- We can't check for body contents in encrypted messages, so let's treat them as important
d1aa5fc005f7 mod_csi_battery_saver: Consider chat markers and outgoing carbon copies as important.
tmolitor <thilo@eightysoft.de>
parents: 2747
diff changeset
121 -- Some clients don't even set a body or an empty body for encrypted messages
2946
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Michel Le Bihan <michel@lebihan.pl>
parents: 2757
diff changeset
122
2735
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tmolitor <thilo@eightysoft.de>
parents: 2606
diff changeset
123 -- check omemo https://xmpp.org/extensions/inbox/omemo.html
b5fae17e4403 mod_csi_battery_saver: correctly handle encrypted message stanzas
tmolitor <thilo@eightysoft.de>
parents: 2606
diff changeset
124 if stanza:get_child("encrypted", "eu.siacs.conversations.axolotl") or stanza:get_child("encrypted", "urn:xmpp:omemo:0") then return true; end
2946
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Michel Le Bihan <michel@lebihan.pl>
parents: 2757
diff changeset
125
2735
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tmolitor <thilo@eightysoft.de>
parents: 2606
diff changeset
126 -- check xep27 pgp https://xmpp.org/extensions/xep-0027.html
b5fae17e4403 mod_csi_battery_saver: correctly handle encrypted message stanzas
tmolitor <thilo@eightysoft.de>
parents: 2606
diff changeset
127 if stanza:get_child("x", "jabber:x:encrypted") then return true; end
2946
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Michel Le Bihan <michel@lebihan.pl>
parents: 2757
diff changeset
128
2735
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tmolitor <thilo@eightysoft.de>
parents: 2606
diff changeset
129 -- check xep373 pgp (OX) https://xmpp.org/extensions/xep-0373.html
b5fae17e4403 mod_csi_battery_saver: correctly handle encrypted message stanzas
tmolitor <thilo@eightysoft.de>
parents: 2606
diff changeset
130 if stanza:get_child("openpgp", "urn:xmpp:openpgp:0") then return true; end
5802
f6a2602129c8 mod_csi_battery_saver: mark some presences as important
tmolitor <thilo@eightysoft.de>
parents: 4969
diff changeset
131
3633
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parents: 3490
diff changeset
132 -- check eme
6b0db0f2d57a mod_csi_battery_saver: add compatibility with mod_csi_muc_priorities, make queue length configurable and update README
tmolitor <thilo@eightysoft.de>
parents: 3490
diff changeset
133 if stanza:get_child("encryption", "urn:xmpp:eme:0") then return true; end
2946
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Michel Le Bihan <michel@lebihan.pl>
parents: 2757
diff changeset
134
2606
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tmolitor <thilo@eightysoft.de>
parents:
diff changeset
135 local body = stanza:get_child_text("body");
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
136 if st_type == "groupchat" then
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
137 if stanza:get_child_text("subject") then return true; end
2746
d3a2f4bdaf09 mod_csi_battery_saver: Add config option for better muc handling
tmolitor <thilo@eightysoft.de>
parents: 2745
diff changeset
138 if body == nil or body == "" then return false; end
d3a2f4bdaf09 mod_csi_battery_saver: Add config option for better muc handling
tmolitor <thilo@eightysoft.de>
parents: 2745
diff changeset
139 -- body contains text, let's see if we want to process it further
3633
6b0db0f2d57a mod_csi_battery_saver: add compatibility with mod_csi_muc_priorities, make queue length configurable and update README
tmolitor <thilo@eightysoft.de>
parents: 3490
diff changeset
140 if not filter_muc then -- default case
6b0db0f2d57a mod_csi_battery_saver: add compatibility with mod_csi_muc_priorities, make queue length configurable and update README
tmolitor <thilo@eightysoft.de>
parents: 3490
diff changeset
141 local stanza_important = module:fire_event("csi-is-stanza-important", { stanza = stanza, session = session });
6b0db0f2d57a mod_csi_battery_saver: add compatibility with mod_csi_muc_priorities, make queue length configurable and update README
tmolitor <thilo@eightysoft.de>
parents: 3490
diff changeset
142 if stanza_important ~= nil then return stanza_important; end
6b0db0f2d57a mod_csi_battery_saver: add compatibility with mod_csi_muc_priorities, make queue length configurable and update README
tmolitor <thilo@eightysoft.de>
parents: 3490
diff changeset
143 return true; -- deemed unknown/high priority by mod_csi_muc_priorities or some other module
6b0db0f2d57a mod_csi_battery_saver: add compatibility with mod_csi_muc_priorities, make queue length configurable and update README
tmolitor <thilo@eightysoft.de>
parents: 3490
diff changeset
144 else
2746
d3a2f4bdaf09 mod_csi_battery_saver: Add config option for better muc handling
tmolitor <thilo@eightysoft.de>
parents: 2745
diff changeset
145 if body:find(session.username, 1, true) then return true; end
d3a2f4bdaf09 mod_csi_battery_saver: Add config option for better muc handling
tmolitor <thilo@eightysoft.de>
parents: 2745
diff changeset
146 local rooms = session.rooms_joined;
d3a2f4bdaf09 mod_csi_battery_saver: Add config option for better muc handling
tmolitor <thilo@eightysoft.de>
parents: 2745
diff changeset
147 if not rooms then return false; end
d3a2f4bdaf09 mod_csi_battery_saver: Add config option for better muc handling
tmolitor <thilo@eightysoft.de>
parents: 2745
diff changeset
148 local room_nick = rooms[jid.bare(stanza_direction == "in" and stanza.attr.from or stanza.attr.to)];
d3a2f4bdaf09 mod_csi_battery_saver: Add config option for better muc handling
tmolitor <thilo@eightysoft.de>
parents: 2745
diff changeset
149 if room_nick and body:find(room_nick, 1, true) then return true; end
d3a2f4bdaf09 mod_csi_battery_saver: Add config option for better muc handling
tmolitor <thilo@eightysoft.de>
parents: 2745
diff changeset
150 return false;
d3a2f4bdaf09 mod_csi_battery_saver: Add config option for better muc handling
tmolitor <thilo@eightysoft.de>
parents: 2745
diff changeset
151 end
2606
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parents:
diff changeset
152 end
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
153 return body ~= nil and body ~= "";
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
154 end
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
155 return true;
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
156 end
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
157
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
158 module:hook("csi-client-inactive", function (event)
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
159 local session = event.origin;
4048
64b7daa6c42c mod_csi_battery_saver: Ignore CSI actions before resource bind
tmolitor <thilo@eightysoft.de>
parents: 3980
diff changeset
160 if not session.resource then
64b7daa6c42c mod_csi_battery_saver: Ignore CSI actions before resource bind
tmolitor <thilo@eightysoft.de>
parents: 3980
diff changeset
161 session.log("warn", "Ignoring csi if no resource is bound!");
64b7daa6c42c mod_csi_battery_saver: Ignore CSI actions before resource bind
tmolitor <thilo@eightysoft.de>
parents: 3980
diff changeset
162 return;
64b7daa6c42c mod_csi_battery_saver: Ignore CSI actions before resource bind
tmolitor <thilo@eightysoft.de>
parents: 3980
diff changeset
163 end
2606
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
164 if session.pump then
2745
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tmolitor <thilo@eightysoft.de>
parents: 2742
diff changeset
165 session.log("debug", "mod_csi_battery_saver(%s): Client is inactive, buffering unimportant outgoing stanzas", id);
2606
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
166 session.pump:pause();
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
167 else
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
168 session.log("debug", "mod_csi_battery_saver(%s): Client is inactive the first time, initializing module for this session", id);
3633
6b0db0f2d57a mod_csi_battery_saver: add compatibility with mod_csi_muc_priorities, make queue length configurable and update README
tmolitor <thilo@eightysoft.de>
parents: 3490
diff changeset
169 local pump = new_pump(session, session.send, queue_size);
2606
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
170 pump:pause();
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
171 session.pump = pump;
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
172 session._pump_orig_send = session.send;
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
173 function session.send(stanza)
2745
b62cec32680e mod_csi_battery_saver: Fix bug when smacks is resumed before hibernating
tmolitor <thilo@eightysoft.de>
parents: 2742
diff changeset
174 session.log("debug", "mod_csi_battery_saver(%s): Got outgoing stanza: <%s>", id, tostring(stanza.name or stanza));
2606
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
175 local important = is_important(stanza, session);
2742
2e30bb3a10d5 mod_csi_battery_saver: Fix a bug introduced by commit f43c77c69a8a
tmolitor <thilo@eightysoft.de>
parents: 2741
diff changeset
176 -- clone stanzas before adding delay stamp and putting them into the queue
2e30bb3a10d5 mod_csi_battery_saver: Fix a bug introduced by commit f43c77c69a8a
tmolitor <thilo@eightysoft.de>
parents: 2741
diff changeset
177 if st.is_stanza(stanza) then stanza = st.clone(stanza); end
2735
b5fae17e4403 mod_csi_battery_saver: correctly handle encrypted message stanzas
tmolitor <thilo@eightysoft.de>
parents: 2606
diff changeset
178 -- add delay stamp to unimportant (buffered) stanzas that can/need be stamped
2606
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
179 if not important and is_stamp_needed(stanza, session) then stanza = add_stamp(stanza, session); end
2742
2e30bb3a10d5 mod_csi_battery_saver: Fix a bug introduced by commit f43c77c69a8a
tmolitor <thilo@eightysoft.de>
parents: 2741
diff changeset
180 -- add stanza to outgoing queue and flush the buffer if needed
2606
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
181 pump:push(stanza);
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
182 if important then
2741
69248dcd7cff mod_csi_battery_saver: Fix interaction with smacks hibernation
tmolitor <thilo@eightysoft.de>
parents: 2737
diff changeset
183 session.log("debug", "mod_csi_battery_saver(%s): Encountered important stanza, flushing buffer: <%s>", id, tostring(stanza.name or stanza));
2606
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
184 pump:flush();
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
185 end
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
186 return true;
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
187 end
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
188 end
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
189 end);
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
190
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
191 module:hook("csi-client-active", function (event)
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
192 local session = event.origin;
4048
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tmolitor <thilo@eightysoft.de>
parents: 3980
diff changeset
193 if not session.resource then
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tmolitor <thilo@eightysoft.de>
parents: 3980
diff changeset
194 session.log("warn", "Ignoring csi if no resource is bound!");
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tmolitor <thilo@eightysoft.de>
parents: 3980
diff changeset
195 return;
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tmolitor <thilo@eightysoft.de>
parents: 3980
diff changeset
196 end
2606
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
197 if session.pump then
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
198 session.log("debug", "mod_csi_battery_saver(%s): Client is active, resuming direct delivery", id);
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
199 session.pump:resume();
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
200 end
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
201 end);
538c54d2dab3 mod_csi_battery_saver: CSI module to save battery on mobile devices, based on mod_csi_pump
tmolitor <thilo@eightysoft.de>
parents:
diff changeset
202
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tmolitor <thilo@eightysoft.de>
parents: 2946
diff changeset
203 -- clean up this session on hibernation end
2745
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tmolitor <thilo@eightysoft.de>
parents: 2742
diff changeset
204 -- but don't change resumed.send(), it is already overwritten with session.send() by the smacks module
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tmolitor <thilo@eightysoft.de>
parents: 2742
diff changeset
205 module:hook("smacks-hibernation-end", function (event)
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tmolitor <thilo@eightysoft.de>
parents: 2742
diff changeset
206 local session = event.resumed;
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tmolitor <thilo@eightysoft.de>
parents: 2742
diff changeset
207 if session.pump then
3109
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tmolitor <thilo@eightysoft.de>
parents: 2946
diff changeset
208 session.log("debug", "mod_csi_battery_saver(%s): Hibernation ended, flushing buffer and afterwards disabling for this session", id);
2745
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tmolitor <thilo@eightysoft.de>
parents: 2742
diff changeset
209 session.pump:flush(session.send); -- use the fresh session.send() introduced by the smacks resume
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210 -- don't reset session.send() because this is not the send previously overwritten by this module, but a fresh one
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211 -- session.send = session._pump_orig_send;
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212 session.pump = nil;
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213 session._pump_orig_send = nil;
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214 end
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215 end, 1000); -- high priority to prevent message reordering on resumption (we want to flush our buffers *first*)
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216
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217 function module.unload()
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218 module:log("info", "%s: Unloading module, flushing all buffers", id);
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219 local host_sessions = prosody.hosts[module.host].sessions;
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220 for _, user in pairs(host_sessions) do
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221 for _, session in pairs(user.sessions) do
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222 if session.pump then
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223 session.log("debug", "mod_csi_battery_saver(%s): Flushing buffer and restoring to original session.send()", id);
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224 session.pump:flush();
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225 session.send = session._pump_orig_send;
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226 session.pump = nil;
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227 session._pump_orig_send = nil;
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228 end
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229 end
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230 end
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231 end
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232
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233 module:log("info", "%s: Successfully loaded module", id);