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libs/xstanza.lua

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libs/xstanza.lua @ 333:36e9d5a2ae79

plugins.pubsub: Implement retract, purge and delete operations
author Kim Alvefur <zash@zash.se>
date Sun, 10 Feb 2013 18:16:25 +0100
parent 15:be4154ed4e3a
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f8e0ab90d84e util.xstanza: New library to extend util.stanza with XMPP-specific helpers
Matthew Wild <mwild1@gmail.com>
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1 local stanza_mt = getmetatable(require "util.stanza".stanza());
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be4154ed4e3a util.xstanza: Fix and rename error_from_stanza() -> get_error()
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3 local xmlns_stanzas = "urn:ietf:params:xml:ns:xmpp-stanzas";
be4154ed4e3a util.xstanza: Fix and rename error_from_stanza() -> get_error()
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5 function stanza_mt:get_error()
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6 local type, condition, text;
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8 local error_tag = self:get_child("error");
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9 if not error_tag then
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10 return nil, nil;
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11 end
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12 type = error_tag.attr.type;
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14 for child in error_tag:children() do
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15 if child.attr.xmlns == xmlns_stanzas then
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16 if child.name == "text" then
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17 text = child:get_text();
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18 else
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19 condition = child.name;
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20 end
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21 if condition and text then
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22 break;
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23 end
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24 end
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25 end
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26 return type, condition, text;
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27 end