Fri, 17 Dec 2010 01:24:59 +0000
net.httpserver: Default 'ports' = {5280}
3342
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
1 | -- Prosody IM |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
2 | -- Copyright (C) 2008-2010 Matthew Wild |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
3 | -- Copyright (C) 2008-2010 Waqas Hussain |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
4 | -- |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
5 | -- This project is MIT/X11 licensed. Please see the |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
6 | -- COPYING file in the source package for more information. |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
7 | -- |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
8 | |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
9 | local base64 = require "util.encodings".base64.encode; |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
10 | local sha1 = require "util.hashes".sha1; |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
11 | |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
12 | local t_insert, t_sort, t_concat = table.insert, table.sort, table.concat; |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
13 | local ipairs = ipairs; |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
14 | |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
15 | module "caps" |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
16 | |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
17 | function calculate_hash(disco_info) |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
18 | local identities, features, extensions = {}, {}, {}; |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
19 | for _, tag in ipairs(disco_info) do |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
20 | if tag.name == "identity" then |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
21 | t_insert(identities, (tag.attr.category or "").."\0"..(tag.attr.type or "").."\0"..(tag.attr["xml:lang"] or "").."\0"..(tag.attr.name or "")); |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
22 | elseif tag.name == "feature" then |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
23 | t_insert(features, tag.attr.var or ""); |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
24 | elseif tag.name == "x" and tag.attr.xmlns == "jabber:x:data" then |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
25 | local form = {}; |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
26 | local FORM_TYPE; |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
27 | for _, field in ipairs(tag.tags) do |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
28 | if field.name == "field" and field.attr.var then |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
29 | local values = {}; |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
30 | for _, val in ipairs(field.tags) do |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
31 | val = #val.tags == 0 and val:get_text(); |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
32 | if val then t_insert(values, val); end |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
33 | end |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
34 | t_sort(values); |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
35 | if field.attr.var == "FORM_TYPE" then |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
36 | FORM_TYPE = values[1]; |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
37 | elseif #values > 0 then |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
38 | t_insert(form, field.attr.var.."\0"..t_concat(values, "<")); |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
39 | else |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
40 | t_insert(form, field.attr.var); |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
41 | end |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
42 | end |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
43 | end |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
44 | t_sort(form); |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
45 | form = t_concat(form, "<"); |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
46 | if FORM_TYPE then form = FORM_TYPE.."\0"..form; end |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
47 | t_insert(extensions, form); |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
48 | end |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
49 | end |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
50 | t_sort(identities); |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
51 | t_sort(features); |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
52 | t_sort(extensions); |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
53 | if #identities > 0 then identities = t_concat(identities, "<"):gsub("%z", "/").."<"; else identities = ""; end |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
54 | if #features > 0 then features = t_concat(features, "<").."<"; else features = ""; end |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
55 | if #extensions > 0 then extensions = t_concat(extensions, "<"):gsub("%z", "<").."<"; else extensions = ""; end |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
56 | local S = identities..features..extensions; |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
57 | local ver = base64(sha1(S)); |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
58 | return ver, S; |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
59 | end |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
60 | |
20e99763a08a
util.caps: Entity capabilities hash generation (moved from mod_pep)
Matthew Wild <mwild1@gmail.com>
parents:
diff
changeset
|
61 | return _M; |