prosody-modules
06fbbd45ba75
mod_latex/mod_latex.lua

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mod_latex/mod_latex.lua @ 6302:06fbbd45ba75

mod_cloud_notify: Readme: fix links and labels that were removed in the last commit diff --git a/mod_cloud_notify/README.md b/mod_cloud_notify/README.md --- a/mod_cloud_notify/README.md +++ b/mod_cloud_notify/README.md @@ -1,3 +1,9 @@ +---- +-labels: +-- 'Stage-Beta' +-summary: 'XEP-0357: Cloud push notifications' +---- + # Introduction This module enables support for sending "push notifications" to clients @@ -32,15 +38,15 @@ notification to your device. When your d it will display it or wake up the app so it can connect to XMPP and receive any pending messages. -This protocol is described for developers in \[XEP-0357: Push -Notifications\]. +This protocol is described for developers in [XEP-0357: Push +Notifications]. -For this module to work reliably, you must have \[mod_smacks\], -\[mod_mam\] and \[mod_carbons\] also enabled on your server. +For this module to work reliably, you must have [mod_smacks], +[mod_mam] and [mod_carbons] also enabled on your server. Some clients, notably Siskin and Snikket iOS need some additional extensions that are not currently defined in a standard XEP. To support -these clients, see \[mod_cloud_notify_extensions\]. +these clients, see [mod_cloud_notify_extensions]. # Configuration @@ -58,18 +64,18 @@ these clients, see \[mod_cloud_notify_ex # Internal design notes App servers are notified about offline messages, messages stored by -\[mod_mam\] or messages waiting in the smacks queue. The business rules +[mod_mam] or messages waiting in the smacks queue. The business rules outlined [here](//mail.jabber.org/pipermail/standards/2016-February/030925.html) are all honored[^2]. -To cooperate with \[mod_smacks\] this module consumes some events: +To cooperate with [mod_smacks] this module consumes some events: `smacks-ack-delayed`, `smacks-hibernation-start` and `smacks-hibernation-end`. These events allow this module to send out notifications for messages received while the session is hibernated by -\[mod_smacks\] or even when smacks acknowledgements for messages are +[mod_smacks] or even when smacks acknowledgements for messages are delayed by a certain amount of seconds configurable with the -\[mod_smacks\] setting `smacks_max_ack_delay`. +[mod_smacks] setting `smacks_max_ack_delay`. The `smacks_max_ack_delay` setting allows to send out notifications to clients which aren't already in smacks hibernation state (because the
author Menel <menel@snikket.de>
date Fri, 13 Jun 2025 10:44:37 +0200
parent 1433:df8da7e4c2bf
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1 local st = require "stanza";
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2 local urlencode = require "net.http".urlencode;
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4 local xmlns_xhtmlim = "http://jabber.org/protocol/xhtml-im";
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5 local xmlns_xhtml = "http://www.w3.org/1999/xhtml";
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7 local function replace_latex(data)
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8 local origin, stanza = data.origin, data.stanza;
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9 local body = stanza:get_child_text("body");
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10 if not body or not body:match("%$%$") then
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11 return;
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12 end
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13 module:log("debug", "Replacing latex...");
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15 local html = st.stanza("html", { xmlns = xmlns_xhtmlim })
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16 :tag("body", { xmlns = xmlns_xhtml });
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18 local in_latex, last_char;
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19 for snippet, up_to in body:gmatch("(.-)%$%$()") do
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20 last_char = up_to;
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21 if in_latex then
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22 -- Render latex and add image, next snippet is text
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23 in_latex = nil;
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24 html:tag("img", { src = "http://www.mathtran.org/cgi-bin/mathtran?D=2;tex="..urlencode(snippet), alt = snippet }):up();
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25 else
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26 -- Add text to HTML, next snippet is latex
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27 in_latex = true;
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28 html:tag("span"):text(snippet):up();
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30 end
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31 end
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32 if last_char < #body then
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33 html:tag("span"):text(body:sub(last_char, #body)):up();
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34 end
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36 for n, tag in ipairs(stanza.tags) do
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37 module:log("debug", "Tag: %s|%s", tag.attr.xmlns or "", tag.name or "");
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38 if tag.name == "html" and tag.attr.xmlns == xmlns_xhtmlim then
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39 stanza.tags[n] = html;
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40 for n, child in ipairs(stanza) do
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41 if child == tag then
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42 stanza[n] = html;
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43 end
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44 end
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45 return;
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46 end
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47 end
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49 stanza[#stanza+1] = html;
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50 stanza.tags[#stanza.tags+1] = html;
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51 end
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53 module:hook("message/bare", replace_latex, 30);
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54 module:hook("message/full", replace_latex, 30);