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mod_ogp/mod_ogp.lua @ 4459:dbfda7f5522d
mod_ogp: Make sure OGP fasten messages get archived
- By adding a type of "groupchat"
- By adding a hook for `muc-message-is-historic`
author | JC Brand <jc@opkode.com> |
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date | Mon, 22 Feb 2021 17:37:50 +0100 |
parent | 4255:38da10e4b593 |
child | 4482:21698b960bd6 |
rev | line source |
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4252 | 1 local mod_muc = module:depends("muc") |
2 local http = require "net.http" | |
3 local st = require "util.stanza" | |
4 local url_pattern = [[https?://%S+]] | |
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mod_ogp: Make sure OGP fasten messages get archived
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parents:
4255
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5 local xmlns_fasten = "urn:xmpp:fasten:0"; |
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mod_ogp: Make sure OGP fasten messages get archived
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parents:
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6 local xmlns_xhtml = "http://www.w3.org/1999/xhtml"; |
4252 | 7 |
8 local function ogp_handler(event) | |
9 local room, stanza = event.room, st.clone(event.stanza) | |
10 local body = stanza:get_child_text("body") | |
11 if not body then return; end | |
12 | |
13 local url = body:match(url_pattern) | |
14 if not url then return; end | |
15 | |
16 local origin_id = stanza:find("{urn:xmpp:sid:0}origin-id@id") | |
17 if not origin_id then return; end | |
18 | |
19 http.request( | |
20 url, | |
21 nil, | |
22 function(response_body, response_code, _) | |
23 if response_code ~= 200 then | |
24 return | |
25 end | |
26 | |
27 local to = room.jid | |
28 local from = room and room.jid or module.host | |
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mod_ogp: Make sure OGP fasten messages get archived
JC Brand <jc@opkode.com>
parents:
4255
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29 local fastening = st.message({to = to, from = from, type = 'groupchat'}):tag("apply-to", {xmlns = xmlns_fasten, id = origin_id}) |
4252 | 30 local found_metadata = false |
31 local message_body = "" | |
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32 |
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33 local meta_pattern = [[<meta (.-)/?>]] |
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34 for match in response_body:gmatch(meta_pattern) do |
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35 local property = match:match([[property=%s*["']?(og:.-)["']?%s]]) |
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36 if not property then |
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37 property = match:match([[property=["']?(og:.-)["']$]]) |
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38 end |
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39 |
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40 local content = match:match([[content=%s*["'](.-)["']%s]]) |
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41 if not content then |
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42 content = match:match([[content=["']?(.-)["']$]]) |
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43 end |
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44 if not content then |
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45 content = match:match([[content=(.-) property]]) |
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46 end |
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47 if not content then |
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48 content = match:match([[content=(.-)$]]) |
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49 end |
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50 |
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51 if property and content then |
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52 module:log("info", property .. "\t" .. content) |
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53 fastening:tag( |
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54 "meta", |
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55 { |
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mod_ogp: Make sure OGP fasten messages get archived
JC Brand <jc@opkode.com>
parents:
4255
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56 xmlns = xmlns_xhtml, |
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57 property = property, |
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58 content = content |
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59 } |
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60 ):up() |
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61 found_metadata = true |
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parents:
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62 message_body = message_body .. property .. "\t" .. content .. "\n" |
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parents:
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63 end |
4252 | 64 end |
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parents:
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65 |
4252 | 66 if found_metadata then |
67 mod_muc.get_room_from_jid(room.jid):broadcast_message(fastening) | |
68 end | |
69 module:log("info", tostring(fastening)) | |
70 end | |
71 ) | |
72 end | |
73 | |
74 module:hook("muc-occupant-groupchat", ogp_handler) | |
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mod_ogp: Make sure OGP fasten messages get archived
JC Brand <jc@opkode.com>
parents:
4255
diff
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75 |
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parents:
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76 |
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mod_ogp: Make sure OGP fasten messages get archived
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parents:
4255
diff
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77 module:hook("muc-message-is-historic", function (event) |
dbfda7f5522d
mod_ogp: Make sure OGP fasten messages get archived
JC Brand <jc@opkode.com>
parents:
4255
diff
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78 local fastening = event.stanza:get_child('apply-to', xmlns_fasten) |
dbfda7f5522d
mod_ogp: Make sure OGP fasten messages get archived
JC Brand <jc@opkode.com>
parents:
4255
diff
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79 if fastening and fastening:get_child('meta', xmlns_xhtml) then |
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parents:
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80 return true |
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81 end |
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82 end); |