plugins/presence.lua

local verse = require "verse";

local st = require "prosody.util.stanza";

function verse.plugins.presence(stream)

	stream.last_presence = nil;

	stream:hook("presence-out", function (presence)

		if not presence.attr.to then

			-- Clone so we don't add stuff over and over..?

			stream.last_presence = st.clone(presence); -- Cache non-directed presence

		end

	end, 1);

	function stream:resend_presence()

		if self.last_presence then

			stream:send(self.last_presence);

		end

	end

	function stream:set_status(opts)

		local p = verse.presence();

		if type(opts) == "table" then

			if opts.show then

				p:tag("show"):text(opts.show):up();

			end

			if opts.priority or opts.prio then

				p:tag("priority"):text(tostring(opts.priority or opts.prio)):up();

			end

			if opts.status or opts.msg then

				p:tag("status"):text(opts.status or opts.msg):up();

			end

		elseif type(opts) == "string" then

			p:tag("status"):text(opts):up();

		end

		stream:send(p);

	end

end