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annotate mod_webpresence/mod_webpresence.lua @ 652:3e6f43ab7e22

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mod_inotify_reload: Reload modules when their code changes
author Matthew Wild <mwild1@gmail.com>
date Sun, 29 Apr 2012 16:57:21 +0100
parents 28b0a8cd950a
children 36044b77b6c2
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1 module:depends("http");
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2
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3 local jid_split = require "util.jid".prepped_split;
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4
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5 if not require_resource then
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6 function require_resource(name)
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7 local icon_path = module:get_option_string("presence_icons", "icons");
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8 local f, err = module:load_resource(icon_path.."/"..name);
4
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9 if f then
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10 return f:read("*a");
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11 end
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12 module:log("warn", "Failed to open image file %s", icon_path..name);
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13 return "";
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14 end
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15 end
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16
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17 local statuses = { "online", "away", "xa", "dnd", "chat", "offline" };
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18
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19 for _, status in ipairs(statuses) do
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20 statuses[status] = { status_code = 200, headers = { content_type = "image/png" },
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21 body = require_resource("status_"..status..".png") };
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22 end
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24 local function handle_request(event, path)
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25 local jid = path:match("[^/]+$");
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26 if jid then
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27 local user, host = jid_split(jid);
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28 if host and not user then
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29 user, host = host, event.request.headers.host;
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30 if host then host = host:gsub(":%d+$", ""); end
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31 end
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32 if user and host then
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33 local user_sessions = hosts[host] and hosts[host].sessions[user];
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34 if user_sessions then
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35 local status = user_sessions.top_resources[1];
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36 if status and status.presence then
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37 status = status.presence:child_with_name("show");
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38 if not status then
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39 status = "online";
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40 else
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41 status = status:get_text();
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42 end
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43 return statuses[status];
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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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48 return statuses.offline;
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49 end
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50
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51 module:provides("http", {
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52 default_path = "/status";
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53 route = {
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54 ["GET /*"] = handle_request;
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55 };
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56 });