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annotate mod_webpresence/mod_webpresence.lua @ 780:055b9ea7bd68

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mod_register_redirect: Fix usage of incorrect variable name (thanks iron)
author Matthew Wild <mwild1@gmail.com>
date Sun, 05 Aug 2012 13:55:29 +0100
parents 36044b77b6c2
children 2d83708ea901
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1 module:depends("http");
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3 local jid_split = require "util.jid".prepped_split;
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5 local function require_resource(name)
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6 local icon_path = module:get_option_string("presence_icons", "icons");
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7 local f, err = module:load_resource(icon_path.."/"..name);
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8 if f then
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9 return f:read("*a");
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10 end
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11 module:log("warn", "Failed to open image file %s", icon_path..name);
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12 return "";
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13 end
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15 local statuses = { online = {}, away = {}, xa = {}, dnd = {}, chat = {}, offline = {} };
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17 for status, _ in pairs(statuses) do
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18 statuses[status].image = { status_code = 200, headers = { content_type = "image/png" },
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19 body = require_resource("status_"..status..".png") };
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20 statuses[status].text = { status_code = 200, headers = { content_type = "plain/text" },
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21 body = status };
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22 end
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24 local function handle_request(event, path)
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25 local status;
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26 local jid, type = path:match("([^/]+)/?(.*)$");
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27 if jid then
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28 local user, host = jid_split(jid);
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29 if host and not user then
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30 user, host = host, event.request.headers.host;
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31 if host then host = host:gsub(":%d+$", ""); end
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32 end
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33 if user and host then
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34 local user_sessions = hosts[host] and hosts[host].sessions[user];
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35 if user_sessions then
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36 status = user_sessions.top_resources[1];
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37 if status and status.presence then
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38 status = status.presence:child_with_name("show");
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39 if not status then
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40 status = "online";
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41 else
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42 status = status:get_text();
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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 end
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49 status = status or "offline";
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50 return (type and type == "text") and statuses[status].text or statuses[status].image;
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51 end
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53 module:provides("http", {
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54 default_path = "/status";
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55 route = {
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56 ["GET /*"] = handle_request;
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57 };
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58 });