prosody-modules
ec33b3b1136c
mod_muc_inject_mentions/mod_muc_inject_mentions.lua

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mod_muc_inject_mentions/mod_muc_inject_mentions.lua @ 4276:ec33b3b1136c

mod_http_oauth2: Fix passing OAuth-specific error details Error 'context' isn't preserved when passed this way, that would be the second argument. Fits better in extras anyways.
author Kim Alvefur <zash@zash.se>
date Sat, 28 Nov 2020 21:22:16 +0100
parent 4253:32b4901a9d8d
child 4311:a6c253bc63a5
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 module:depends("muc");
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2
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3 local jid_resource = require "util.jid".resource;
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4 local st = require "util.stanza";
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6 local prefixes = module:get_option_set("muc_inject_mentions_prefixes", {})
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7 local suffixes = module:get_option_set("muc_inject_mentions_suffixes", {})
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8 local enabled_rooms = module:get_option("muc_inject_mentions_enabled_rooms", nil)
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9 local disabled_rooms = module:get_option("muc_inject_mentions_disabled_rooms", nil)
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10 local mention_delimiters = module:get_option_set("muc_inject_mentions_mention_delimiters", {" ", "", "\n", "\t"})
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11 local append_mentions = module:get_option("muc_inject_mentions_append_mentions", false)
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12 local strip_out_prefixes = module:get_option("muc_inject_mentions_strip_out_prefixes", false)
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13 local reserved_nicks = module:get_option("muc_inject_mentions_reserved_nicks", false)
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14 local use_bare_jid = module:get_option("muc_inject_mentions_use_bare_jid", true)
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15 local prefix_mandatory = module:get_option("muc_inject_mentions_prefix_mandatory", false)
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16 local reserved_nicknames = {}
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17
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18 local reference_xmlns = "urn:xmpp:reference:0"
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20 local function update_reserved_nicknames(event)
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21 local room, data, jid = event.room.jid, event.data, event.jid
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22 load_room_reserved_nicknames(event.room)
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23 local nickname = (data or {})["reserved_nickname"]
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24
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25 if nickname then
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26 reserved_nicknames[room][nickname] = jid
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27 else
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28 local nickname_to_remove
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29 for _nickname, _jid in pairs(reserved_nicknames[room]) do
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30 if _jid == jid then
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31 nickname_to_remove = _nickname
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32 break
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33 end
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34 end
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35 if nickname_to_remove then
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36 reserved_nicknames[room][nickname_to_remove] = nil
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37 end
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38 end
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39 end
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40
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41 function load_room_reserved_nicknames(room)
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42 if not reserved_nicknames[room.jid] then
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43 reserved_nicknames[room.jid] = {}
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44 for jid, data in pairs(room._affiliations_data or {}) do
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45 local reserved_nickname = data["reserved_nickname"]
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46 if reserved_nicknames then
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47 reserved_nicknames[room.jid][reserved_nickname] = jid
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48 end
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49 end
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50 end
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51 end
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52
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53 local function get_jid(room, nickname)
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54 local bare_jid = reserved_nicknames[room.jid][nickname]
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55 if bare_jid and use_bare_jid then
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56 return bare_jid
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57 end
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58
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59 if bare_jid and not use_bare_jid then
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60 return room.jid .. "/" .. nickname
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61 end
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62 end
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63
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64 local function get_participants(room)
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65 if not reserved_nicks then
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66 local occupants = room._occupants
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67 local key, occupant = next(occupants)
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68 return function ()
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69 while occupant do -- luacheck: ignore
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70 local nick = jid_resource(occupant.nick);
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71 local bare_jid = occupant.bare_jid
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72 key, occupant = next(occupants, key)
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73 return bare_jid, nick
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74 end
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75 end
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76 else
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77 local generator = room:each_affiliation()
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78 local jid, _, affiliation_data = generator(nil, nil)
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79 return function ()
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80 while jid do
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81 local bare_jid, nick = jid, (affiliation_data or {})["reserved_nickname"]
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82 jid, _, affiliation_data = generator(nil, bare_jid)
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83 if nick then
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84 return bare_jid, nick
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85 end
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86 end
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87 end
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88 end
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89 end
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90
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91 local function add_mention(mentions, bare_jid, first, last, prefix_indices, has_prefix)
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92 if strip_out_prefixes then
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93 if has_prefix then
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94 table.insert(prefix_indices, first-1)
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95 end
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96 first = first - #prefix_indices
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97 last = last - #prefix_indices
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98 end
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99 mentions[first] = {bare_jid=bare_jid, first=first, last=last}
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100 end
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101
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102 local function get_client_mentions(stanza)
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103 local has_mentions = false
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104 local client_mentions = {}
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105
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106 for element in stanza:childtags("reference", reference_xmlns) do
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107 if element.attr.type == "mention" then
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108 local key = tonumber(element.attr.begin) + 1 -- count starts at 0
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109 client_mentions[key] = {bare_jid=element.attr.uri, first=element.attr.begin, last=element.attr["end"]}
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110 has_mentions = true
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diff changeset
111 end
032e1c79d039 mod_muc_inject_mentions: Add new configuration setting to look for mentions even if the client sent some already
Seve Ferrer <seve@delape.net>
parents: 4159
diff changeset
112 end
032e1c79d039 mod_muc_inject_mentions: Add new configuration setting to look for mentions even if the client sent some already
Seve Ferrer <seve@delape.net>
parents: 4159
diff changeset
113
032e1c79d039 mod_muc_inject_mentions: Add new configuration setting to look for mentions even if the client sent some already
Seve Ferrer <seve@delape.net>
parents: 4159
diff changeset
114 return has_mentions, client_mentions
032e1c79d039 mod_muc_inject_mentions: Add new configuration setting to look for mentions even if the client sent some already
Seve Ferrer <seve@delape.net>
parents: 4159
diff changeset
115 end
032e1c79d039 mod_muc_inject_mentions: Add new configuration setting to look for mentions even if the client sent some already
Seve Ferrer <seve@delape.net>
parents: 4159
diff changeset
116
4138
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
117 local function is_room_eligible(jid)
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
118 if not enabled_rooms and not disabled_rooms then
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
119 return true;
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
120 end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
121
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
122 if enabled_rooms and not disabled_rooms then
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
123 for _, _jid in ipairs(enabled_rooms) do
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
124 if _jid == jid then
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
125 return true
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
126 end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
127 end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
128 return false
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
129 end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
130
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
131 if disabled_rooms and not enabled_rooms then
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
132 for _, _jid in ipairs(disabled_rooms) do
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
133 if _jid == jid then
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
134 return false
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
135 end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
136 end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
137 return true
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
138 end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
139
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
140 return true
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
141 end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
142
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
143 local function has_nick_prefix(body, first)
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
144 -- There are no configured prefixes
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
145 if not prefixes or #prefixes < 1 then return false end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
146
4163
320f6d374b5d mod_muc_inject_mentions: Add new configuration setting to strip out prefixes from mentions
Seve Ferrer <seve@delape.net>
parents: 4162
diff changeset
147 -- Prefix must have a space before it,
4142
6906562af2ee mod_muc_inject_mentions: Allow preffixes to be used after a new line
Seve Ferrer <seve@delape.net>
parents: 4141
diff changeset
148 -- be the first character of the body
6906562af2ee mod_muc_inject_mentions: Allow preffixes to be used after a new line
Seve Ferrer <seve@delape.net>
parents: 4141
diff changeset
149 -- or be the first character after a new line
4159
94e3e7753220 mod_muc_inject_mentions: Improve mentions lookup by using a set instead of a list
Seve Ferrer <seve@delape.net>
parents: 4155
diff changeset
150 if not mention_delimiters:contains(body:sub(first - 2, first - 2)) then
4138
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
151 return false
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
152 end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
153
4163
320f6d374b5d mod_muc_inject_mentions: Add new configuration setting to strip out prefixes from mentions
Seve Ferrer <seve@delape.net>
parents: 4162
diff changeset
154 local prefix = body:sub(first - 1, first - 1)
320f6d374b5d mod_muc_inject_mentions: Add new configuration setting to strip out prefixes from mentions
Seve Ferrer <seve@delape.net>
parents: 4162
diff changeset
155 for _, _prefix in ipairs(prefixes) do
320f6d374b5d mod_muc_inject_mentions: Add new configuration setting to strip out prefixes from mentions
Seve Ferrer <seve@delape.net>
parents: 4162
diff changeset
156 if prefix == _prefix then
4138
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
157 return true
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
158 end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
159 end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
160
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
161 return false
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
162 end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
163
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
164 local function has_nick_suffix(body, last)
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
165 -- There are no configured suffixes
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
166 if not suffixes or #suffixes < 1 then return false end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
167
4143
b2080f76e0aa mod_muc_inject_mentions: Allow suffixes to be used before a new line
Seve Ferrer <seve@delape.net>
parents: 4142
diff changeset
168 -- Suffix must have a space after it,
b2080f76e0aa mod_muc_inject_mentions: Allow suffixes to be used before a new line
Seve Ferrer <seve@delape.net>
parents: 4142
diff changeset
169 -- be the last character of the body
b2080f76e0aa mod_muc_inject_mentions: Allow suffixes to be used before a new line
Seve Ferrer <seve@delape.net>
parents: 4142
diff changeset
170 -- or be the last character before a new line
4159
94e3e7753220 mod_muc_inject_mentions: Improve mentions lookup by using a set instead of a list
Seve Ferrer <seve@delape.net>
parents: 4155
diff changeset
171 if not mention_delimiters:contains(body:sub(last + 2, last + 2)) then
4138
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
172 return false
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
173 end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
174
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
175 local suffix = body:sub(last+1, last+1)
4139
c6bb64a12f92 mod_muc_inject_mentions: (W213) unused loop variable i
Seve Ferrer <seve@delape.net>
parents: 4138
diff changeset
176 for _, _suffix in ipairs(suffixes) do
4138
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
177 if suffix == _suffix then
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
178 return true
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
179 end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
180 end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
181
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
182 return false
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
183 end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
184
4161
032e1c79d039 mod_muc_inject_mentions: Add new configuration setting to look for mentions even if the client sent some already
Seve Ferrer <seve@delape.net>
parents: 4159
diff changeset
185 local function search_mentions(room, body, client_mentions)
4243
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
186 load_room_reserved_nicknames(room)
4163
320f6d374b5d mod_muc_inject_mentions: Add new configuration setting to strip out prefixes from mentions
Seve Ferrer <seve@delape.net>
parents: 4162
diff changeset
187 local mentions, prefix_indices = {}, {}
4243
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
188 local current_word = ""
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
189 local current_word_start
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
190 for i = 1, #body+1 do
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
191 local char = body:sub(i,i)
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
192 -- Mention delimiter found, current_word is completed now
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
193 if mention_delimiters:contains(char) and current_word_start then
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
194 -- Check for nickname without prefix
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
195 local jid = get_jid(room, current_word)
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
196 if jid then
4253
32b4901a9d8d mod_muc_inject_mentions: Add new setting to trigger mentions only if a prefix is found
Seve Ferrer <seve@delape.net>
parents: 4243
diff changeset
197 if not prefix_mandatory then
32b4901a9d8d mod_muc_inject_mentions: Add new setting to trigger mentions only if a prefix is found
Seve Ferrer <seve@delape.net>
parents: 4243
diff changeset
198 add_mention(mentions, jid, current_word_start, i - 1, prefix_indices, false)
32b4901a9d8d mod_muc_inject_mentions: Add new setting to trigger mentions only if a prefix is found
Seve Ferrer <seve@delape.net>
parents: 4243
diff changeset
199 end
4243
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
200 else
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
201 -- Check for nickname with affixes
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
202 local prefix = prefixes:contains(current_word:sub(1,1))
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
203 local suffix = suffixes:contains(current_word:sub(-1))
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
204 if prefix and suffix then
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
205 jid = get_jid(room, current_word:sub(2, -2))
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
206 if jid then
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
207 add_mention(mentions, jid, current_word_start + 1, i - 2, prefix_indices, true)
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
208 end
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
209 elseif prefix then
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
210 jid = get_jid(room, current_word:sub(2))
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
211 if jid then
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
212 add_mention(mentions, jid, current_word_start + 1, i - 1, prefix_indices, true)
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
213 end
4253
32b4901a9d8d mod_muc_inject_mentions: Add new setting to trigger mentions only if a prefix is found
Seve Ferrer <seve@delape.net>
parents: 4243
diff changeset
214 elseif suffix and not prefix_mandatory then
4243
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
215 jid = get_jid(room, current_word:sub(1, -2))
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
216 if jid then
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
217 add_mention(mentions, jid, current_word_start, i - 2, prefix_indices, false)
4138
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
218 end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
219 end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
220 end
4243
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
221
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
222 current_word = ""
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
223 current_word_start = nil
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
224 elseif not mention_delimiters:contains(char) then
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
225 current_word_start = current_word_start or i
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
226 current_word = current_word .. char
4138
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
227 end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
228 end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
229
4163
320f6d374b5d mod_muc_inject_mentions: Add new configuration setting to strip out prefixes from mentions
Seve Ferrer <seve@delape.net>
parents: 4162
diff changeset
230 return mentions, prefix_indices
4138
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
231 end
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
232
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
233 local function muc_inject_mentions(event)
e8c1b35bc25b mod_muc_inject_mentions: Publish module to repository
Seve Ferrer <seve@delape.net>
parents:
diff changeset
234 local room, stanza = event.room, event.stanza;
4243
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
235 local body = stanza:get_child_text("body")
4161
032e1c79d039 mod_muc_inject_mentions: Add new configuration setting to look for mentions even if the client sent some already
Seve Ferrer <seve@delape.net>
parents: 4159
diff changeset
236
4243
aed7038ab2ab mod_muc_inject_mentions: Make module scalable by iterating through the body instead of participants list as the main loop
Seve Ferrer <seve@delape.net>
parents: 4164
diff changeset
237 if not body or #body < 1 then return; end
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238
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239 -- Inject mentions only if the room is configured for them
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240 if not is_room_eligible(room.jid) then return; end
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241
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242 -- Only act on messages that do not include mentions
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243 -- unless configuration states otherwise.
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244 local has_mentions, client_mentions = get_client_mentions(stanza)
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245 if has_mentions and not append_mentions then return; end
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246
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247 local mentions, prefix_indices = search_mentions(room, body, client_mentions)
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248 for _, mention in pairs(mentions) do
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249 -- https://xmpp.org/extensions/xep-0372.html#usecase_mention
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250 stanza:tag(
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251 "reference", {
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252 xmlns=reference_xmlns,
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253 begin=tostring(mention.first - 1), -- count starts at 0
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254 ["end"]=tostring(mention.last - 1),
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255 type="mention",
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256 uri="xmpp:" .. mention.bare_jid,
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257 }
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258 ):up()
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259 end
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260
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261 if strip_out_prefixes then
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262 local body_without_prefixes = ""
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263 local from = 0
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264 if #prefix_indices > 0 then
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265 for _, prefix_index in ipairs(prefix_indices) do
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266 body_without_prefixes = body_without_prefixes .. body:sub(from, prefix_index-1)
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267 from = prefix_index + 1
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268 end
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269 body_without_prefixes = body_without_prefixes .. body:sub(from, #body)
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270
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271 -- Replace original body containing prefixes
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272 stanza:maptags(
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273 function(tag)
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274 if tag.name ~= "body" then
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275 return tag
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276 end
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277 return st.stanza("body"):text(body_without_prefixes)
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278 end
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279 )
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280 end
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281 end
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282 end
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283
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284 module:hook("muc-occupant-groupchat", muc_inject_mentions)
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285 module:hook("muc-set-affiliation", update_reserved_nicknames)