author | Kim Alvefur <zash@zash.se> |
Fri, 04 Nov 2016 13:59:49 +0100 | |
changeset 7842 | f3e1925f29c2 |
parent 7839 | 30fac9154fd4 |
child 7854 | 80ee0d9cd56f |
permissions | -rw-r--r-- |
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-- XEP-0313: Message Archive Management for Prosody |
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-- Copyright (C) 2011-2013 Kim Alvefur |
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-- |
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-- This file is MIT/X11 licensed. |
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local st = require"util.stanza"; |
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local xmlns_mam = "urn:xmpp:mam:1"; |
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local default_attrs = { |
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always = true, [true] = "always", |
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never = false, [false] = "never", |
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roster = "roster", |
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} |
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local function tostanza(prefs) |
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local default = prefs[false]; |
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default = default_attrs[default]; |
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local prefstanza = st.stanza("prefs", { xmlns = xmlns_mam, default = default }); |
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local always = st.stanza("always"); |
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local never = st.stanza("never"); |
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for jid, choice in pairs(prefs) do |
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if jid then |
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(choice and always or never):tag("jid"):text(jid):up(); |
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end |
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end |
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prefstanza:add_child(always):add_child(never); |
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return prefstanza; |
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end |
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local function fromstanza(prefstanza) |
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local prefs = {}; |
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local default = prefstanza.attr.default; |
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if default then |
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prefs[false] = default_attrs[default]; |
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end |
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local always = prefstanza:get_child("always"); |
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if always then |
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for rule in always:childtags("jid") do |
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local jid = rule:get_text(); |
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prefs[jid] = true; |
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end |
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end |
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local never = prefstanza:get_child("never"); |
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if never then |
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for rule in never:childtags("jid") do |
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local jid = rule:get_text(); |
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prefs[jid] = false; |
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end |
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end |
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return prefs; |
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end |
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return { |
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tostanza = tostanza; |
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fromstanza = fromstanza; |
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} |