prosody
010c01841ed0
plugins/mod_compression.lua

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plugins/mod_compression.lua @ 4898:010c01841ed0

mod_compression: advertise/activate compression only for authenticated sessions in accordance to XEP-0170. (Thanks fippo)
author Tobias Markmann <tm@ayena.de>
date Sat, 19 May 2012 22:05:23 +0200
parent 4481:408c2f688e4e
child 5351:901ed253bbf7
comparison
equal deleted inserted replaced
4897:1a90e5225b22 4898:010c01841ed0
1 -- Prosody IM 1 -- Prosody IM
2 -- Copyright (C) 2009 Tobias Markmann 2 -- Copyright (C) 2009-2012 Tobias Markmann
3 -- 3 --
4 -- This project is MIT/X11 licensed. Please see the 4 -- This project is MIT/X11 licensed. Please see the
5 -- COPYING file in the source package for more information. 5 -- COPYING file in the source package for more information.
6 -- 6 --
7 7
24 return; 24 return;
25 end 25 end
26 26
27 module:hook("stream-features", function(event) 27 module:hook("stream-features", function(event)
28 local origin, features = event.origin, event.features; 28 local origin, features = event.origin, event.features;
29 if not origin.compressed then 29 if not origin.compressed and (origin.type == "c2s" or origin.type == "s2sin" or origin.type == "s2sout") then
30 -- FIXME only advertise compression support when TLS layer has no compression enabled 30 -- FIXME only advertise compression support when TLS layer has no compression enabled
31 features:add_child(compression_stream_feature); 31 features:add_child(compression_stream_feature);
32 end 32 end
33 end); 33 end);
34 34
35 module:hook("s2s-stream-features", function(event) 35 module:hook("s2s-stream-features", function(event)
36 local origin, features = event.origin, event.features; 36 local origin, features = event.origin, event.features;
37 -- FIXME only advertise compression support when TLS layer has no compression enabled 37 -- FIXME only advertise compression support when TLS layer has no compression enabled
38 if not origin.compressed then 38 if not origin.compressed and (origin.type == "c2s" or origin.type == "s2sin" or origin.type == "s2sout") then
39 features:add_child(compression_stream_feature); 39 features:add_child(compression_stream_feature);
40 end 40 end
41 end); 41 end);
42 42
43 -- Hook to activate compression if remote server supports it. 43 -- Hook to activate compression if remote server supports it.
44 module:hook_stanza(xmlns_stream, "features", 44 module:hook_stanza(xmlns_stream, "features",
45 function (session, stanza) 45 function (session, stanza)
46 if not session.compressed then 46 if not session.compressed and (session.type == "c2s" or session.type == "s2sin" or session.type == "s2sout") then
47 -- does remote server support compression? 47 -- does remote server support compression?
48 local comp_st = stanza:child_with_name("compression"); 48 local comp_st = stanza:child_with_name("compression");
49 if comp_st then 49 if comp_st then
50 -- do we support the mechanism 50 -- do we support the mechanism
51 for a in comp_st:children() do 51 for a in comp_st:children() do