File

+
−
+
−local jid_split = require "util.jid".split;
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−local jid_bare = require "util.jid".bare;
+
−local load_roster = require "core.rostermanager".load_roster;
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−
+
−local blocked_servers = module:get_option_set("block_s2s_subscriptions")._items;
+
−
+
−function filter_presence(event)
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−	if blocked_servers[event.origin.from_host] and event.stanza.attr.type == "subscribe" then
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−		local stanza = event.stanza;
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−		local to_user, to_host = jid_split(stanza.attr.to);
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−		local roster = load_roster(to_user, to_host);
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−		if roster and roster[jid_bare(stanza.attr.from)] then
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−			return; -- In roster, pass through
+
−		end
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−		return true; -- Drop
+
−	end
+
−end
+
−
+
−module:hook("presence/bare", filter_presence, 200); -- Client receiving