Mercurial > prosody-modules
view mod_ogp/mod_ogp.lua @ 4300:3f3b672b7616
mod_vcard_muc: Pass room object around instead of JID, hopefully fixing traceback
More efficient to pass the object around instead of using the JID
and looking up the object when needed.
It seems in some (undetermined) cases get_room_from_jid(room.jid) is nil.
author | Matthew Wild <mwild1@gmail.com> |
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date | Tue, 15 Dec 2020 10:49:11 +0000 |
parents | 38da10e4b593 |
children | dbfda7f5522d |
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local mod_muc = module:depends("muc") local http = require "net.http" local st = require "util.stanza" local ogp_pattern = [[<meta property=["']?(og:.-)["']? content=%s*["']?(.-)["']?%s-/?>]] local ogp_pattern2 = [[<meta content=%s*["']?(.-)["']? property=["']?(og:.-)["']?%s-/?>]] local url_pattern = [[https?://%S+]] local function ogp_handler(event) local room, stanza = event.room, st.clone(event.stanza) local body = stanza:get_child_text("body") if not body then return; end local url = body:match(url_pattern) if not url then return; end local origin_id = stanza:find("{urn:xmpp:sid:0}origin-id@id") if not origin_id then return; end http.request( url, nil, function(response_body, response_code, _) if response_code ~= 200 then return end local to = room.jid local from = room and room.jid or module.host local fastening = st.message({to = to, from = from}):tag("apply-to", {xmlns = "urn:xmpp:fasten:0", id = origin_id}) local found_metadata = false local message_body = "" local meta_pattern = [[<meta (.-)/?>]] for match in response_body:gmatch(meta_pattern) do local property = match:match([[property=%s*["']?(og:.-)["']?%s]]) if not property then property = match:match([[property=["']?(og:.-)["']$]]) end local content = match:match([[content=%s*["'](.-)["']%s]]) if not content then content = match:match([[content=["']?(.-)["']$]]) end if not content then content = match:match([[content=(.-) property]]) end if not content then content = match:match([[content=(.-)$]]) end if property and content then module:log("info", property .. "\t" .. content) fastening:tag( "meta", { xmlns = "http://www.w3.org/1999/xhtml", property = property, content = content } ):up() found_metadata = true message_body = message_body .. property .. "\t" .. content .. "\n" end end if found_metadata then mod_muc.get_room_from_jid(room.jid):broadcast_message(fastening) end module:log("info", tostring(fastening)) end ) end module:hook("muc-occupant-groupchat", ogp_handler)