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annotate mod_muc_webchat_url/mod_muc_webchat_url.lua @ 4047:36b6e3e3f9e2

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mod_conversejs: Disable automatic BOSH/WS endpoint discovery Converse.js 7.0 will enable this by default, but when using this module the BOSH and WebSocket endpoints are provided in the generated HTML, so automatic discovery is not needed and unlikely to work without an additional module.
author Kim Alvefur <zash@zash.se>
date Thu, 18 Jun 2020 15:24:34 +0200
parents 776ff0875e35
children dcafddc31b1c
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1 local jid_split = require "util.jid".split;
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2 module:depends"muc";
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3
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4 local webchat_baseurl = module:get_option_string("muc_webchat_baseurl", nil);
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5
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6 local function get_default_url(room)
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7 if not webchat_baseurl then
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8 -- no template
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9 return nil;
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10 end
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11 if room:get_hidden() or room:get_members_only() or room:get_password() then
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12 -- not a public room
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13 return nil;
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14 end
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15 return (webchat_baseurl:gsub("{(%w+)}", {
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16 jid = room.jid,
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17 node = select(1, jid_split(room.jid)),
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18 host = select(2, jid_split(room.jid)),
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19 }));
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20 end
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21
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22 local function get_webchat_url(room)
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23 local webchat_url = room._data.webchat_url;
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24 if webchat_url then -- explicitly configured
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25 return webchat_url;
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26 end
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27 return get_default_url(room);
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28 end
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29
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30 module:hook("muc-config-form", function(event)
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31 local room, form = event.room, event.form;
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32 table.insert(form, {
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33 name = "muc#roomconfig_webchat_url",
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34 type = "text-single",
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35 label = "URL where this room can be joined",
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36 value = get_webchat_url(room),
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37 });
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38 end);
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39
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40 module:hook("muc-config-submitted", function(event)
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41 local room, fields, changed = event.room, event.fields, event.changed;
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42 local new = fields["muc#roomconfig_webchat_url"];
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43 if new ~= get_webchat_url(room) then
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44 if new == get_default_url(room) then
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45 room._data.webchat_url = nil;
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46 else
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47 room._data.webchat_url = new;
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48 end
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49 if type(changed) == "table" then
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50 changed["muc#roomconfig_webchat_url"] = true;
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51 else
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52 event.changed = true;
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53 end
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54 end
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55 end);
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56
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57 module:hook("muc-disco#info", function (event)
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58 local room, form, formdata = event.room, event.form, event.formdata;
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59
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60 local webchat_url = get_webchat_url(room);
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61 if not webchat_url or webchat_url == "" then
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62 return;
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63 end
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64 table.insert(form, {
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65 name = "muc#roominfo_webchat_url",
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66 });
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67 formdata["muc#roominfo_webchat_url"] = webchat_url;
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68 end);
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69