-- Copyright (C) 2010 Florian Zeitz -- -- This file is MIT/X11 licensed. Please see the -- COPYING file in the source package for more information. -- -- -- -- -- -- -- -- / -- -- -- / -- local st = require "util.stanza"; local uuid_generate = require "util.uuid".generate; local is_admin = require "core.usermanager".is_admin; local pubsub = require "util.pubsub"; local jid_bare = require "util.jid".bare; local lfs = require "lfs"; local open = io.open; local stat = lfs.attributes; module:set_global(); local service = {}; local http_base = module.path:gsub("/[^/]+$","") .. "/www_files/"; local xmlns_adminsub = "http://prosody.im/adminsub"; local xmlns_c2s_session = "http://prosody.im/streams/c2s"; local xmlns_s2s_session = "http://prosody.im/streams/s2s"; local mime_map = { html = "text/html"; xml = "text/xml"; js = "text/javascript"; css = "text/css"; }; local idmap = {}; function add_client(session, host) local name = session.full_jid; local id = idmap[name]; if not id then id = uuid_generate(); idmap[name] = id; end local item = st.stanza("item", { id = id }):tag("session", {xmlns = xmlns_c2s_session, jid = name}):up(); if session.secure then item:tag("encrypted"):up(); end if session.compressed then item:tag("compressed"):up(); end service[host]:publish(xmlns_c2s_session, host, id, item); module:log("debug", "Added client " .. name); end function del_client(session, host) local name = session.full_jid; local id = idmap[name]; if id then local notifier = st.stanza("retract", { id = id }); service[host]:retract(xmlns_c2s_session, host, id, notifier); end end function add_host(session, type, host) local name = (type == "out" and session.to_host) or (type == "in" and session.from_host); local id = idmap[name.."_"..type]; if not id then id = uuid_generate(); idmap[name.."_"..type] = id; end local item = st.stanza("item", { id = id }):tag("session", {xmlns = xmlns_s2s_session, jid = name}) :tag(type):up(); if session.secure then if session.cert_identity_status == "valid" then item:tag("encrypted"):tag("valid"):up():up(); else item:tag("encrypted"):tag("invalid"):up():up(); end end if session.compressed then item:tag("compressed"):up(); end service[host]:publish(xmlns_s2s_session, host, id, item); module:log("debug", "Added host " .. name .. " s2s" .. type); end function del_host(session, type, host) local name = (type == "out" and session.to_host) or (type == "in" and session.from_host); local id = idmap[name.."_"..type]; if id then local notifier = st.stanza("retract", { id = id }); service[host]:retract(xmlns_s2s_session, host, id, notifier); end end function serve_file(event, path) local full_path = http_base .. path; if stat(full_path, "mode") == "directory" then if stat(full_path.."/index.html", "mode") == "file" then return serve_file(event, path.."/index.html"); end return 403; end local f, err = open(full_path, "rb"); if not f then return 404; end local data = f:read("*a"); f:close(); if not data then return 403; end local ext = path:match("%.([^.]*)$"); event.response.headers.content_type = mime_map[ext]; -- Content-Type should be nil when not known return data; end function module.add_host(module) -- Setup HTTP server module:depends("http"); module:provides("http", { name = "admin"; route = { ["GET"] = function(event) event.response.headers.location = event.request.path .. "/"; return 301; end; ["GET /*"] = serve_file; } }); -- Setup adminsub service local function simple_broadcast(node, jids, item) item = st.clone(item); item.attr.xmlns = nil; -- Clear the pubsub namespace local message = st.message({ from = module.host, type = "headline" }) :tag("event", { xmlns = xmlns_adminsub .. "#event" }) :tag("items", { node = node }) :add_child(item); for jid in pairs(jids) do module:log("debug", "Sending notification to %s", jid); message.attr.to = jid; module:send(message); end end local ok, err; service[module.host] = pubsub.new({ broadcaster = simple_broadcast; normalize_jid = jid_bare; get_affiliation = function(jid) return get_affiliation(jid, module.host) end; capabilities = { member = { create = false; publish = false; retract = false; get_nodes = true; subscribe = true; unsubscribe = true; get_subscription = true; get_subscriptions = true; get_items = true; subscribe_other = false; unsubscribe_other = false; get_subscription_other = false; get_subscriptions_other = false; be_subscribed = true; be_unsubscribed = true; set_affiliation = false; }; owner = { create = true; publish = true; retract = true; get_nodes = true; subscribe = true; unsubscribe = true; get_subscription = true; get_subscriptions = true; get_items = true; subscribe_other = true; unsubscribe_other = true; get_subscription_other = true; get_subscriptions_other = true; be_subscribed = true; be_unsubscribed = true; set_affiliation = true; }; }; }); -- Create node for s2s sessions ok, err = service[module.host]:create(xmlns_s2s_session, true); if not ok then module:log("warn", "Could not create node " .. xmlns_s2s_session .. ": " .. tostring(err)); else service[module.host]:set_affiliation(xmlns_s2s_session, true, module.host, "owner") end -- Add outgoing s2s sessions for remotehost, session in pairs(hosts[module.host].s2sout) do if session.type ~= "s2sout_unauthed" then add_host(session, "out", module.host); end end -- Add incomming s2s sessions for session in pairs(incoming_s2s) do if session.to_host == module.host then add_host(session, "in", module.host); end end -- Create node for c2s sessions ok, err = service[module.host]:create(xmlns_c2s_session, true); if not ok then module:log("warn", "Could not create node " .. xmlns_c2s_session .. ": " .. tostring(err)); else service[module.host]:set_affiliation(xmlns_c2s_session, true, module.host, "owner") end -- Add c2s sessions for username, user in pairs(hosts[module.host].sessions or {}) do for resource, session in pairs(user.sessions or {}) do add_client(session, module.host); end end -- Register adminsub handler module:hook("iq/host/http://prosody.im/adminsub:adminsub", function(event) local origin, stanza = event.origin, event.stanza; local adminsub = stanza.tags[1]; local action = adminsub.tags[1]; local reply; if action.name == "subscribe" then local ok, ret = service[module.host]:add_subscription(action.attr.node, stanza.attr.from, stanza.attr.from); if ok then reply = st.reply(stanza) :tag("adminsub", { xmlns = xmlns_adminsub }); else reply = st.error_reply(stanza, "cancel", ret); end elseif action.name == "unsubscribe" then local ok, ret = service[module.host]:remove_subscription(action.attr.node, stanza.attr.from, stanza.attr.from); if ok then reply = st.reply(stanza) :tag("adminsub", { xmlns = xmlns_adminsub }); else reply = st.error_reply(stanza, "cancel", ret); end elseif action.name == "items" then local node = action.attr.node; local ok, ret = service[module.host]:get_items(node, stanza.attr.from); if not ok then return origin.send(st.error_reply(stanza, "cancel", ret)); end local data = st.stanza("items", { node = node }); for _, entry in pairs(ret) do data:add_child(entry); end if data then reply = st.reply(stanza) :tag("adminsub", { xmlns = xmlns_adminsub }) :add_child(data); else reply = st.error_reply(stanza, "cancel", "item-not-found"); end elseif action.name == "adminfor" then local data = st.stanza("adminfor"); for host_name in pairs(hosts) do if is_admin(stanza.attr.from, host_name) then data:tag("item"):text(host_name):up(); end end reply = st.reply(stanza) :tag("adminsub", { xmlns = xmlns_adminsub }) :add_child(data); else reply = st.error_reply(stanza, "feature-not-implemented"); end return origin.send(reply); end); -- Add/remove c2s sessions module:hook("resource-bind", function(event) add_client(event.session, module.host); end); module:hook("resource-unbind", function(event) del_client(event.session, module.host); service[module.host]:remove_subscription(xmlns_c2s_session, module.host, event.session.full_jid); service[module.host]:remove_subscription(xmlns_s2s_session, module.host, event.session.full_jid); end); -- Add/remove s2s sessions module:hook("s2sout-established", function(event) add_host(event.session, "out", module.host); end); module:hook("s2sin-established", function(event) add_host(event.session, "in", module.host); end); module:hook("s2sout-destroyed", function(event) del_host(event.session, "out", module.host); end); module:hook("s2sin-destroyed", function(event) del_host(event.session, "in", module.host); end); end function get_affiliation(jid, host) local bare_jid = jid_bare(jid); if is_admin(bare_jid, host) then return "member"; else return "none"; end end