# HG changeset patch
# User Kim Alvefur <zash@zash.se>
# Date 1616444403 -3600
# Node ID 08b71d02c6dc29f169295bed21e07e8306a5c277
# Parent  f7381268a59792db966b99c6bf85a8d4dceebc28
mod_pubsub_post: Allow specifying item id by a special mapping

If `{http://jabber.org/protocol/pubsub}id` exists as an attribute at the
top level then it is used, otherwise the previous behavior (.id if string)

diff -r f7381268a597 -r 08b71d02c6dc mod_pubsub_post/mod_pubsub_post.lua
--- a/mod_pubsub_post/mod_pubsub_post.lua	Mon Mar 22 21:18:35 2021 +0100
+++ b/mod_pubsub_post/mod_pubsub_post.lua	Mon Mar 22 21:20:03 2021 +0100
@@ -63,7 +63,14 @@
 		return { status_code = 400; body = "object or array expected"; };
 	end
 	local payload = wrap(node, parsed, data)
-	return publish_payload(node, actor, type(parsed.id) == "string" and parsed.id or "current", payload);
+	local item_id = "current";
+	if payload.attr["http://jabber.org/protocol/pubsub\1id"] then
+		item_id = payload.attr["http://jabber.org/protocol/pubsub\1id"];
+		payload.attr["http://jabber.org/protocol/pubsub\1id"] = nil;
+	elseif type(parsed.id) == "string" then
+		item_id = parsed.id;
+	end
+	return publish_payload(node, actor, item_id, payload);
 end
 
 local function publish_atom(node, actor, feed)