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comparison mod_seclabels/mod_seclabels.lua @ 252:8eae74a31acb

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mod_seclabels: Prototype security labels plugin
author Matthew Wild <mwild1@gmail.com>
date Mon, 20 Sep 2010 21:10:49 +0100
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children e7296274f48c
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251:d36160f4961f 252:8eae74a31acb
1 local st = require "util.stanza";
2
3 local xmlns_label = "urn:xmpp:sec-label:0";
4 local xmlns_label_catalog = "urn:xmpp:sec-label:catalog:0";
5
6 module:add_feature(xmlns_label);
7
8 local labels = {
9 Classified = {
10 SECRET = { color = "black", bgcolor = "aqua", label = "THISISSECRET" };
11 PUBLIC = { label = "THISISPUBLIC" };
12 };
13 };
14
15 module:hook("iq/self/"..xmlns_label_catalog..":catalog", function (request)
16 local catalog_request = request.stanza.tags[1];
17 local reply = st.reply(request.stanza)
18 :tag("catalog", {
19 xmlns = xmlns_label_catalog,
20 to = catalog_request.attr.to,
21 name = "Default",
22 desc = "My labels"
23 });
24
25 local function add_labels(catalog, labels, selector)
26 for name, value in pairs(labels) do
27 if value.label then
28 catalog:tag("securitylabel", { xmlns = xmlns_label, selector = selector..name })
29 :tag("displaymarking", {
30 fgcolor = value.color or "black",
31 bgcolor = value.bgcolor or "white",
32 }):text(value.name or name):up()
33 :tag("label");
34 if type(value.label) == "string" then
35 catalog:text(value.label);
36 else
37 catalog:add_child(value.label);
38 end
39 catalog:up():up();
40 else
41 add_labels(catalog, value, (selector or "")..name.."|");
42 end
43 end
44 end
45 add_labels(reply, labels);
46 request.origin.send(reply);
47 return true;
48 end);