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-rw-r--r--plugins/mod_pubsub.lua205
-rw-r--r--util/pubsub.lua84
2 files changed, 0 insertions, 289 deletions
diff --git a/plugins/mod_pubsub.lua b/plugins/mod_pubsub.lua
deleted file mode 100644
index dc1b1263..00000000
--- a/plugins/mod_pubsub.lua
+++ /dev/null
@@ -1,205 +0,0 @@
-local pubsub = require "util.pubsub";
-local st = require "util.stanza";
-local jid_bare = require "util.jid".bare;
-local uuid_generate = require "util.uuid".generate;
-
-require "core.modulemanager".load(module.host, "iq");
-
-local xmlns_pubsub = "http://jabber.org/protocol/pubsub";
-local xmlns_pubsub_errors = "http://jabber.org/protocol/pubsub#errors";
-local xmlns_pubsub_event = "http://jabber.org/protocol/pubsub#event";
-
-local service;
-
-local handlers = {};
-
-function handle_pubsub_iq(event)
- local origin, stanza = event.origin, event.stanza;
- local pubsub = stanza.tags[1];
- local action = pubsub.tags[1];
- local handler = handlers[stanza.attr.type.."_"..action.name];
- if handler then
- handler(origin, stanza, action);
- return true;
- end
-end
-
-local pubsub_errors = {
- ["conflict"] = { "cancel", "conflict" };
- ["invalid-jid"] = { "modify", "bad-request", nil, "invalid-jid" };
- ["item-not-found"] = { "cancel", "item-not-found" };
- ["not-subscribed"] = { "modify", "unexpected-request", nil, "not-subscribed" };
-};
-function pubsub_error_reply(stanza, error)
- local e = pubsub_errors[error];
- local reply = st.error_reply(stanza, unpack(e, 1, 3));
- if e[4] then
- reply:tag(e[4], { xmlns = xmlns_pubsub_errors }):up();
- end
- return reply;
-end
-
-function handlers.get_items(origin, stanza, items)
- local node = items.attr.node;
- local item = items:get_child("item");
- local id = item and item.attr.id;
- local data = st.stanza("items", { node = node });
- for _, entry in pairs(service:get(node, stanza.attr.from, id)) do
- data:add_child(entry);
- end
- if data then
- reply = st.reply(stanza)
- :tag("pubsub", { xmlns = xmlns_pubsub })
- :add_child(data);
- else
- reply = pubsub_error_reply(stanza, "item-not-found");
- end
- return origin.send(reply);
-end
-
-function handlers.set_create(origin, stanza, create)
- local node = create.attr.node;
- local ok, ret, reply;
- if node then
- ok, ret = service:create(node, stanza.attr.from);
- if ok then
- reply = st.reply(stanza);
- else
- reply = pubsub_error_reply(stanza, ret);
- end
- else
- repeat
- node = uuid_generate();
- ok, ret = service:create(node, stanza.attr.from);
- until ok;
- reply = st.reply(stanza)
- :tag("pubsub", { xmlns = xmlns_pubsub })
- :tag("create", { node = node });
- end
- return origin.send(reply);
-end
-
-function handlers.set_subscribe(origin, stanza, subscribe)
- local node, jid = subscribe.attr.node, subscribe.attr.jid;
- if jid_bare(jid) ~= jid_bare(stanza.attr.from) then
- return origin.send(pubsub_error_reply(stanza, "invalid-jid"));
- end
- local ok, ret = service:add_subscription(node, stanza.attr.from, jid);
- local reply;
- if ok then
- reply = st.reply(stanza)
- :tag("pubsub", { xmlns = xmlns_pubsub })
- :tag("subscription", {
- node = node,
- jid = jid,
- subscription = "subscribed"
- });
- else
- reply = pubsub_error_reply(stanza, ret);
- end
- return origin.send(reply);
-end
-
-function handlers.set_unsubscribe(origin, stanza, unsubscribe)
- local node, jid = unsubscribe.attr.node, unsubscribe.attr.jid;
- if jid_bare(jid) ~= jid_bare(stanza.attr.from) then
- return origin.send(pubsub_error_reply(stanza, "invalid-jid"));
- end
- local ok, ret = service:remove_subscription(node, stanza.attr.from, jid);
- local reply;
- if ok then
- reply = st.reply(stanza);
- else
- reply = pubsub_error_reply(stanza, ret);
- end
- return origin.send(reply);
-end
-
-function handlers.set_publish(origin, stanza, publish)
- local node = publish.attr.node;
- local item = publish:get_child("item");
- local id = (item and item.attr.id) or uuid_generate();
- local ok, ret = service:publish(node, stanza.attr.from, id, item);
- local reply;
- if ok then
- reply = st.reply(stanza)
- :tag("pubsub", { xmlns = xmlns_pubsub })
- :tag("publish", { node = node })
- :tag("item", { id = id });
- else
- reply = pubsub_error_reply(stanza, ret);
- end
- return origin.send(reply);
-end
-
-function handlers.set_retract(origin, stanza, retract)
- local node, notify = retract.attr.node, retract.attr.notify;
- notify = (notify == "1") or (notify == "true");
- local item = retract:get_child("item");
- local id = item and item.attr.id
- local reply, notifier;
- if notify then
- notifier = st.stanza("retract", { id = id });
- end
- local ok, ret = service:retract(node, stanza.attr.from, id, notifier);
- if ok then
- reply = st.reply(stanza);
- else
- reply = pubsub_error_reply(stanza, ret);
- end
- return origin.send(reply);
-end
-
-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_pubsub_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;
- core_post_stanza(hosts[module.host], message);
- end
-end
-
-module:hook("iq/host/http://jabber.org/protocol/pubsub:pubsub", handle_pubsub_iq);
-
-local disco_info = st.stanza("query", { xmlns = "http://jabber.org/protocol/disco#info" })
- :tag("identity", { category = "pubsub", type = "service" }):up()
- :tag("feature", { var = "http://jabber.org/protocol/pubsub" }):up();
-
-module:hook("iq-get/host/http://jabber.org/protocol/disco#info:query", function (event)
- event.origin.send(st.reply(event.stanza):add_child(disco_info));
- return true;
-end);
-
-module:hook("iq-get/host/http://jabber.org/protocol/disco#items:query", function (event)
- local ok, ret = service:get_nodes(event.stanza.attr.from);
- if not ok then
- event.origin.send(pubsub_error_reply(stanza, ret));
- else
- local reply = st.reply(event.stanza)
- :tag("query", { xmlns = "http://jabber.org/protocol/disco#items" });
- for node, node_obj in pairs(ret) do
- reply:tag("item", { jid = module.host, node = node, name = node_obj.config.name }):up();
- end
- event.origin.send(reply);
- end
- return true;
-end);
-
-service = pubsub.new({
- broadcaster = simple_broadcast
-});
-module.environment.service = service;
-
-function module.save()
- return { service = service };
-end
-
-function module.restore(data)
- service = data.service;
- module.environment.service = service;
-end
diff --git a/util/pubsub.lua b/util/pubsub.lua
deleted file mode 100644
index 811f4a15..00000000
--- a/util/pubsub.lua
+++ /dev/null
@@ -1,84 +0,0 @@
-module("pubsub", package.seeall);
-
-local service = {};
-local service_mt = { __index = service };
-
-function new(cb)
- return setmetatable({ cb = cb or {}, nodes = {} }, service_mt);
-end
-
-function service:add_subscription(node, actor, jid)
- local node_obj = self.nodes[node];
- if not node_obj then
- return false, "item-not-found";
- end
- node_obj.subscribers[jid] = true;
- return true;
-end
-
-function service:remove_subscription(node, actor, jid)
- local node_obj = self.nodes[node];
- if not node_obj then
- return false, "item-not-found";
- end
- if not node_obj.subscribers[jid] then
- return false, "not-subscribed";
- end
- node_obj.subscribers[jid] = nil;
- return true;
-end
-
-function service:get_subscription(node, actor, jid)
- local node_obj = self.nodes[node];
- if node_obj then
- return node_obj.subscribers[jid];
- end
-end
-
-function service:create(node, actor)
- if not self.nodes[node] then
- self.nodes[node] = { name = node, subscribers = {}, config = {}, data = {} };
- return true;
- end
- return false, "conflict";
-end
-
-function service:publish(node, actor, id, item)
- local node_obj = self.nodes[node];
- if not node_obj then
- node_obj = { name = node, subscribers = {}, config = {}, data = {} };
- self.nodes[node] = node_obj;
- end
- node_obj.data[id] = item;
- self.cb.broadcaster(node, node_obj.subscribers, item);
- return true;
-end
-
-function service:retract(node, actor, id, retract)
- local node_obj = self.nodes[node];
- if (not node_obj) or (not node_obj.data[id]) then
- return false, "item-not-found";
- end
- node_obj.data[id] = nil;
- if retract then
- self.cb.broadcaster(node, node_obj.subscribers, retract);
- end
- return true
-end
-
-function service:get(node, actor, id)
- local node_obj = self.nodes[node];
- if node_obj then
- if id then
- return { node_obj.data[id] };
- else
- return node_obj.data;
- end
- end
-end
-
-function service:get_nodes(actor)
- return true, self.nodes;
-end
-
-return _M;