author | Kim Alvefur <zash@zash.se> |
Sun, 14 Sep 2014 18:52:54 +0200 | |
changeset 1502 | 72ef98818b90 |
parent 1135 | 0d6ab5e4bc30 |
child 1514 | 18349533c44d |
permissions | -rw-r--r-- |
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mod_mam: Break out routines for converting prefs between XML and our internal representation into a library
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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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|
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local st = require"util.stanza"; |
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local xmlns_mam = "urn:xmpp:mam:tmp"; |
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|
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local global_default_policy = module:get_option("default_archive_policy", false); |
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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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|
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local function tostanza(prefs) |
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local default = prefs[false]; |
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default = default ~= nil and default_attrs[default] or global_default_policy; |
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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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|
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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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|
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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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|
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return prefs; |
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end |
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|
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return { |
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tostanza = tostanza; |
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fromstanza = fromstanza; |
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} |