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prosody-modules
Changeset
714:5879368d9ff7
mod_mam_adhoc: New module that allows clients to change MAM preferences through AdHoc.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Sun, 17 Jun 2012 21:12:00 +0200 (2012-06-17) |
parents | 713:88ef66a65b13 |
children | 715:b1268d3aa6ce |
files | mod_mam_adhoc/mod_mam_adhoc.lua |
diffstat | 1 files changed, 113 insertions(+), 0 deletions(-) [+] |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mod_mam_adhoc/mod_mam_adhoc.lua Sun Jun 17 21:12:00 2012 +0200 @@ -0,0 +1,113 @@ +module:depends"adhoc"; +local dataforms_new = require "util.dataforms".new; +local dm_load = require "util.datamanager".load; +local dm_store = require "util.datamanager".store; +local jid_split = require "util.jid".split; +local t_insert = table.insert; + +local mam_prefs_form = dataforms_new{ + title = "Archive preferences"; + --instructions = ""; + { + name = "default", + label = "Default storage policy", + type = "list-single", + value = { + { value = "always", label = "Always" }, + { value = "never", label = "Never", default = true}, + { value = "roster", label = "Roster" }, + }, + }; + { + name = "always", + label = "Always store messages to/from", + type = "jid-multi" + }; + { + name = "never", + label = "Never store messages to/from", + type = "jid-multi" + }; +}; + +local host = module.host; + +local default_attrs = { + always = true, [true] = "always", + never = false, [false] = "never", + roster = "roster", +} + +local global_default_policy = module:get_option("default_archive_policy", false); +local archive_store = "archive2"; +local prefs_store = archive_store .. "_prefs"; +local function get_prefs(user) + return dm_load(user, host, prefs_store) or + { [false] = global_default_policy }; +end +local function set_prefs(user, prefs) + return dm_store(user, host, prefs_store, prefs); +end + +local function mam_prefs_handler(self, data, state) + local username, hostname = jid_split(data.from); + if state then -- the second return value + if data.action == "cancel" then + return { status = "canceled" }; + end + + if not username or not hostname or hostname ~= module.host then + return { status = "error", error = { type = "cancel", + condition = "forbidden", message = "Invalid user or hostname." } }; + end + + local fields = mam_prefs_form:data(data.form); + + local default, always, never = fields.default, fields.always, fields.never; + local prefs = {}; + if default then + prefs[false] = default_attrs[default]; + end + if always then + for i=1,#always do + prefs[always[i]] = true; + end + end + if never then + for i=1,#never do + prefs[never[i]] = false; + end + end + + set_prefs(username, prefs); + + return { status = "completed" } + else -- No state, send the form. + local prefs = get_prefs(username); + local values = { + default = { + { value = "always", label = "Always" }; + { value = "never", label = "Never" }; + { value = "roster", label = "Roster" }; + }; + always = {}; + never = {}; + }; + + for jid, p in pairs(prefs) do + if jid then + t_insert(values[p and "always" or "never"], jid); + + elseif p == true then -- Yes, this is ugly. FIXME later. + values.default[1].default = true; + elseif p == false then + values.default[2].default = true; + elseif p == "roster" then + values.default[3].default = true; + end + end + return { status = "executing", actions = { "complete" }, form = { layout = mam_prefs_form, values = values } }, true; + end +end + +module:provides("adhoc", module:require"adhoc".new("Archive settings", "mamprefs", mam_prefs_handler));