verse
c2e959b60c13
plugins/version.lua

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plugins/version.lua @ 394:c2e959b60c13

plugins.smacks: explicitly import luasocket which stops setting globals in new versions
author Kim Alvefur <zash@zash.se>
date Thu, 03 Sep 2015 21:46:57 +0200
parent 380:0891b4e27766
child 395:e86144a4eaa1
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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a5ac643a7fd6 added local verse var to all plugins
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1 local verse = require "verse";
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3 local xmlns_version = "jabber:iq:version";
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5 local function set_version(self, version_info)
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6 self.name = version_info.name;
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7 self.version = version_info.version;
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8 self.platform = version_info.platform;
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9 end
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11 function verse.plugins.version(stream)
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12 stream.version = { set = set_version };
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13 stream:hook("iq/"..xmlns_version, function (stanza)
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14 if stanza.attr.type ~= "get" then return; end
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15 local reply = verse.reply(stanza)
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16 :tag("query", { xmlns = xmlns_version });
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17 if stream.version.name then
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18 reply:tag("name"):text(tostring(stream.version.name)):up();
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19 end
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20 if stream.version.version then
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21 reply:tag("version"):text(tostring(stream.version.version)):up()
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22 end
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23 if stream.version.platform then
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24 reply:tag("os"):text(stream.version.platform);
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25 end
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26 stream:send(reply);
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27 return true;
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28 end);
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30 function stream:query_version(target_jid, callback)
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31 callback = callback or function (version) return stream:event("version/response", version); end
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32 stream:send_iq(verse.iq({ type = "get", to = target_jid })
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33 :tag("query", { xmlns = xmlns_version }),
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34 function (reply)
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d044a726fef0 plugins.version: Detect errors based on type attribute, rather than presence of query element
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35 if reply.attr.type == "result" then
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39af184385cd plugins.version: Use get_child_text() and fix traceback on empty iq-result reply.
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36 local query = reply:get_child("query", xmlns_version);
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37 local name = query and query:get_child_text("name");
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38 local version = query and query:get_child_text("version");
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39 local os = query and query:get_child_text("os");
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40 callback({
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41 name = name;
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42 version = version;
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43 platform = os;
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44 });
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45 else
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46 local type, condition, text = reply:get_error();
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47 callback({
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48 error = true;
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49 condition = condition;
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50 text = text;
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51 type = type;
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52 });
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53 end
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54 end);
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55 end
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56 return true;
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57 end