prosody
9a70a543c727
util/rsm.lua

Find changesets by keywords by author, files, the commit message, revision number or hash, or revset expression.

Software / code / prosody

Annotate

util/rsm.lua @ 11962:9a70a543c727

util.async: Add next-tick configuration Running woken runners in the next iteration of the event loop prevents unexpected recursion, unexpected tracebacks, and is generally more predictable. The pattern is borrowed from util.promise, where we're now doing the same.
author Matthew Wild <mwild1@gmail.com>
date Mon, 29 Nov 2021 14:14:30 +0000
parent 11428:d91def9fcfdd
child 12975:d10957394a3c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
7852
e594010e1ba0 util.rsm: Add copyright header
Kim Alvefur <zash@zash.se>
parents: 7837
diff changeset
1 -- Prosody IM
e594010e1ba0 util.rsm: Add copyright header
Kim Alvefur <zash@zash.se>
parents: 7837
diff changeset
2 -- Copyright (C) 2008-2017 Matthew Wild
e594010e1ba0 util.rsm: Add copyright header
Kim Alvefur <zash@zash.se>
parents: 7837
diff changeset
3 -- Copyright (C) 2008-2017 Waqas Hussain
e594010e1ba0 util.rsm: Add copyright header
Kim Alvefur <zash@zash.se>
parents: 7837
diff changeset
4 -- Copyright (C) 2011-2017 Kim Alvefur
e594010e1ba0 util.rsm: Add copyright header
Kim Alvefur <zash@zash.se>
parents: 7837
diff changeset
5 --
e594010e1ba0 util.rsm: Add copyright header
Kim Alvefur <zash@zash.se>
parents: 7837
diff changeset
6 -- This project is MIT/X11 licensed. Please see the
e594010e1ba0 util.rsm: Add copyright header
Kim Alvefur <zash@zash.se>
parents: 7837
diff changeset
7 -- COPYING file in the source package for more information.
e594010e1ba0 util.rsm: Add copyright header
Kim Alvefur <zash@zash.se>
parents: 7837
diff changeset
8 --
e594010e1ba0 util.rsm: Add copyright header
Kim Alvefur <zash@zash.se>
parents: 7837
diff changeset
9 -- XEP-0313: Message Archive Management for Prosody
e594010e1ba0 util.rsm: Add copyright header
Kim Alvefur <zash@zash.se>
parents: 7837
diff changeset
10 --
e594010e1ba0 util.rsm: Add copyright header
Kim Alvefur <zash@zash.se>
parents: 7837
diff changeset
11
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
12 local stanza = require"util.stanza".stanza;
10764
1fbfcc2f6805 util.rsm: Don't convert values to strings that should already be strings
Kim Alvefur <zash@zash.se>
parents: 10763
diff changeset
13 local tonumber = tonumber;
10761
b53193bb21cc util.rsm: Fix passing number as attribute
Kim Alvefur <zash@zash.se>
parents: 7852
diff changeset
14 local s_format = string.format;
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
15 local type = type;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
16 local pairs = pairs;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
17
10761
b53193bb21cc util.rsm: Fix passing number as attribute
Kim Alvefur <zash@zash.se>
parents: 7852
diff changeset
18 local function inttostr(n)
b53193bb21cc util.rsm: Fix passing number as attribute
Kim Alvefur <zash@zash.se>
parents: 7852
diff changeset
19 return s_format("%d", n);
b53193bb21cc util.rsm: Fix passing number as attribute
Kim Alvefur <zash@zash.se>
parents: 7852
diff changeset
20 end
b53193bb21cc util.rsm: Fix passing number as attribute
Kim Alvefur <zash@zash.se>
parents: 7852
diff changeset
21
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
22 local xmlns_rsm = 'http://jabber.org/protocol/rsm';
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
23
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
24 local element_parsers = {};
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
25
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
26 do
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
27 local parsers = element_parsers;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
28 local function xs_int(st)
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
29 return tonumber((st:get_text()));
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
30 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
31 local function xs_string(st)
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
32 return st:get_text();
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
33 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
34
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
35 parsers.after = xs_string;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
36 parsers.before = function(st)
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
37 local text = st:get_text();
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
38 return text == "" or text;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
39 end;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
40 parsers.max = xs_int;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
41 parsers.index = xs_int;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
42
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
43 parsers.first = function(st)
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
44 return { index = tonumber(st.attr.index); st:get_text() };
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
45 end;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
46 parsers.last = xs_string;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
47 parsers.count = xs_int;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
48 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
49
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
50 local element_generators = setmetatable({
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
51 first = function(st, data)
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
52 if type(data) == "table" then
10761
b53193bb21cc util.rsm: Fix passing number as attribute
Kim Alvefur <zash@zash.se>
parents: 7852
diff changeset
53 st:tag("first", { index = inttostr(data.index) }):text(data[1]):up();
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
54 else
11426
c7948491c5e4 util.rsm: Improve readability using compacter stanza building API
Kim Alvefur <zash@zash.se>
parents: 10764
diff changeset
55 st:text_tag("first", data);
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
56 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
57 end;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
58 before = function(st, data)
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
59 if data == true then
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
60 st:tag("before"):up();
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
61 else
11426
c7948491c5e4 util.rsm: Improve readability using compacter stanza building API
Kim Alvefur <zash@zash.se>
parents: 10764
diff changeset
62 st:text_tag("before", data);
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
63 end
10763
e0e2ae050d65 util.rsm: Explicitly serialize numbers in correct format
Kim Alvefur <zash@zash.se>
parents: 10761
diff changeset
64 end;
e0e2ae050d65 util.rsm: Explicitly serialize numbers in correct format
Kim Alvefur <zash@zash.se>
parents: 10761
diff changeset
65 max = function (st, data)
11426
c7948491c5e4 util.rsm: Improve readability using compacter stanza building API
Kim Alvefur <zash@zash.se>
parents: 10764
diff changeset
66 st:text_tag("max", inttostr(data));
10763
e0e2ae050d65 util.rsm: Explicitly serialize numbers in correct format
Kim Alvefur <zash@zash.se>
parents: 10761
diff changeset
67 end;
11428
d91def9fcfdd util.rsm: Correctly coerce integer value for <index> (fix #1642)
Kim Alvefur <zash@zash.se>
parents: 11426
diff changeset
68 index = function (st, data)
d91def9fcfdd util.rsm: Correctly coerce integer value for <index> (fix #1642)
Kim Alvefur <zash@zash.se>
parents: 11426
diff changeset
69 st:text_tag("index", inttostr(data));
d91def9fcfdd util.rsm: Correctly coerce integer value for <index> (fix #1642)
Kim Alvefur <zash@zash.se>
parents: 11426
diff changeset
70 end;
10763
e0e2ae050d65 util.rsm: Explicitly serialize numbers in correct format
Kim Alvefur <zash@zash.se>
parents: 10761
diff changeset
71 count = function (st, data)
11426
c7948491c5e4 util.rsm: Improve readability using compacter stanza building API
Kim Alvefur <zash@zash.se>
parents: 10764
diff changeset
72 st:text_tag("count", inttostr(data));
10763
e0e2ae050d65 util.rsm: Explicitly serialize numbers in correct format
Kim Alvefur <zash@zash.se>
parents: 10761
diff changeset
73 end;
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
74 }, {
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
75 __index = function(_, name)
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
76 return function(st, data)
11426
c7948491c5e4 util.rsm: Improve readability using compacter stanza building API
Kim Alvefur <zash@zash.se>
parents: 10764
diff changeset
77 st:text_tag(name, data);
7836
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
78 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
79 end;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
80 });
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
81
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
82
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
83 local function parse(set)
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
84 local rs = {};
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
85 for tag in set:childtags() do
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
86 local name = tag.name;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
87 local parser = name and element_parsers[name];
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
88 if parser then
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
89 rs[name] = parser(tag);
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
90 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
91 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
92 return rs;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
93 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
94
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
95 local function generate(t)
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
96 local st = stanza("set", { xmlns = xmlns_rsm });
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
97 for k,v in pairs(t) do
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
98 if element_parsers[k] then
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
99 element_generators[k](st, v);
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
100 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
101 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
102 return st;
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
103 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
104
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
105 local function get(st)
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
106 local set = st:get_child("set", xmlns_rsm);
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
107 if set and #set.tags > 0 then
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
108 return parse(set);
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
109 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
110 end
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
111
30fac9154fd4 mod_mam: Import from prosody-modules
Kim Alvefur <zash@zash.se>
parents:
diff changeset
112 return { parse = parse, generate = generate, get = get };