verse
60db4e738910
plugins/roster.lua

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plugins/roster.lua @ 217:60db4e738910

plugins.roster: Check stream features for roster versioning support.
author Kim Alvefur <zash@zash.se>
date Thu, 08 Sep 2011 18:04:49 +0200
parent 213:aa3088108021
child 250:a5ac643a7fd6
comparison
equal deleted inserted replaced
216:3aac084855e6 217:60db4e738910
1 local xmlns_roster = "jabber:iq:roster"; 1 local xmlns_roster = "jabber:iq:roster";
2 local xmlns_rosterver = "urn:xmpp:features:rosterver";
2 local bare_jid = require "util.jid".bare; 3 local bare_jid = require "util.jid".bare;
3 local t_insert = table.insert; 4 local t_insert = table.insert;
4 5
5 function verse.plugins.roster(stream) 6 function verse.plugins.roster(stream)
7 local ver_supported = false;
6 local roster = { 8 local roster = {
7 items = {}; 9 items = {};
8 ver = ""; 10 ver = "";
9 -- TODO: 11 -- TODO:
10 -- groups = {}; 12 -- groups = {};
11 }; 13 };
12 stream.roster = roster; 14 stream.roster = roster;
15
16 stream:hook("stream-features", function(features_stanza)
17 if features_stanza:get_child("ver", xmlns_rosterver) then
18 ver_supported = true;
19 end
20 end);
13 21
14 local function item_lua2xml(item_table) 22 local function item_lua2xml(item_table)
15 local xml_item = verse.stanza("item", { xmlns = xmlns_roster }); 23 local xml_item = verse.stanza("item", { xmlns = xmlns_roster });
16 for k, v in pairs(item_table) do 24 for k, v in pairs(item_table) do
17 if k ~= "groups" then 25 if k ~= "groups" then
101 roster.items[jid] = nil; 109 roster.items[jid] = nil;
102 return deleted_item; 110 return deleted_item;
103 end 111 end
104 112
105 function roster:fetch(callback) 113 function roster:fetch(callback)
106 stream:send_iq(verse.iq({type="get"}):tag("query", { xmlns = xmlns_roster, ver = roster.ver }), 114 stream:send_iq(verse.iq({type="get"}):tag("query", { xmlns = xmlns_roster, ver = ver_supported and roster.ver or nil }),
107 function (result) 115 function (result)
108 if result.attr.type == "result" then 116 if result.attr.type == "result" then
109 local query = result:get_child("query", xmlns_roster); 117 local query = result:get_child("query", xmlns_roster);
110 if query then 118 if query then
111 roster.items = {}; 119 roster.items = {};