<html><body bgcolor="#FFFFFF"><div>I know google talk does this, or something similar. I believe they do this because they found several clients which were not properly calculating the hash or the image in te vCard. </div><div><br></div><div>The server is allowed to modify stanzas. <br><br><div class="signature" style="font-size: 8px; font-family: Helvetica;">__________________<div><strong style="color: rgb(51, 51, 51); font-family: Cochin, Times New Roman, Serif; font-size: 24px;">Robert Quattlebaum</strong></div></div><small>(Sent from iPhone)</small></div><div><br>On Sep 22, 2009, at 9:17 AM, Alban Crequy <<a href="mailto:alban.crequy@collabora.co.uk">alban.crequy@collabora.co.uk</a>> wrote:<br><br></div><div></div><blockquote type="cite"><div><span>Hi,</span><br><span></span><br><span>If a Jabber client sends this kind of <presence> stanza with an empty</span><br><span>update node as per XEP-0153 (avatar) section 4.4, 1st bullet:</span><br><span></span><br><span><presence id="1900"> <x xmlns="vcard-temp:x:update"></x></span><br><span> <c ...></c> </presence></span><br><span></span><br><span>Is the Jabber server allowed to modify the content of the presence</span><br><span>stanza by add a <photo> node before broadcasting it to contacts and</span><br><span>other connections on the same account but different resources?</span><br><span></span><br><span>Would it be a bug in the Jabber server?</span><br><span></span><br><span>Regards,</span><br><span>Alban</span><br><span>_______________________________________________</span><br><span>JDev mailing list</span><br><span>Forum: <a href="http://www.jabberforum.org/forumdisplay.php?f=20"><a href="http://www.jabberforum.org/forumdisplay.php?f=20">http://www.jabberforum.org/forumdisplay.php?f=20</a></a></span><br><span>Info: <a href="http://mail.jabber.org/mailman/listinfo/jdev"><a href="http://mail.jabber.org/mailman/listinfo/jdev">http://mail.jabber.org/mailman/listinfo/jdev</a></a></span><br><span>Unsubscribe: <a href="mailto:JDev-unsubscribe@jabber.org"><a href="mailto:JDev-unsubscribe@jabber.org">JDev-unsubscribe@jabber.org</a></a></span><br><span>_______________________________________________</span><br><span></span><br></div></blockquote></body></html>