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annotate mod_webpresence/mod_webpresence.in.lua @ 246:5a389f9f2ec7

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mod_adhoc: Answer disco#info (This is a MUST in XEP-0050)
author Florian Zeitz <florob@babelmonkeys.de>
date Sun, 22 Aug 2010 20:09:00 +0200
parents 63080b8973ee
children
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1 local jid_split = require "util.jid".prepped_split;
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2
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3 if not require_resource then
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4 function require_resource(name)
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5 local f = io.open((config.get("*", "core", "presence_icons") or "")..name);
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6 if f then
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7 return f:read("*a");
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8 end
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9 module:log("warn", "Failed to open image file %s", (config.get("*", "core", "presence_icons") or "")..name);
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10 return "";
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11 end
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12 end
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14 local response_404 = { status = "404 Not Found", body = "<h1>Page Not Found</h1>Sorry, we couldn't find what you were looking for :(" };
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16 local statuses = { "online", "away", "xa", "dnd", "chat", "offline" };
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18 for _, status in ipairs(statuses) do
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19 statuses[status] = { status = "200 OK", headers = { ["Content-Type"] = "image/png" },
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20 body = require_resource("icons/status_"..status..".png") };
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21 end
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23 local function handle_request(method, body, request)
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24 local jid = request.url.path:match("[^/]+$");
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25 if jid then
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26 local user, host = jid_split(jid);
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27 if host and not user then
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28 user, host = host, request.headers.host;
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29 if host then host = host:gsub(":%d+$", ""); end
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30 end
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31 if user and host then
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32 local user_sessions = hosts[host] and hosts[host].sessions[user];
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33 if user_sessions then
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34 local status = user_sessions.top_resources[1];
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35 if status and status.presence then
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36 status = status.presence:child_with_name("show");
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37 if not status then
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38 status = "online";
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39 else
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40 status = status:get_text();
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41 end
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42 return statuses[status];
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43 end
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44 end
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45 end
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46 end
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47 return statuses.offline;
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48 end
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49
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50 local ports = config.get(module.host, "core", "http_ports") or { 5280 };
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51 require "net.httpserver".new_from_config(ports, "status", handle_request);