Re: [xml] Possible bug in xmlGetNodePath

[Michael Ludwig <milu71 gmx de>]

Ahmed schrieb am 26.11.2012 um 13:26 (-0500):
> I have notice that xmlGetNodePath doesn't return the right path if the
> same namespace has different prefixes in the document.
>
> For example for calling xmlGetNodePath on any of the following nodes
> in this document will return "/root/l_0:l1"
>
> /************** Document with multiple prefixes for the same namespace
> ****************/
> <root xmlns:a="http://a.b/c";>
>   <l_0:l1 xmlns:l_0="http://ns.org/ns/"; id="id_0"/>
>   <l_1:l1 xmlns:l_1="http://ns.org/ns/"; id="id_1"/>
>   <l_2:l1 xmlns:l_2="http://ns.org/ns/"; id="id_2"/>
>   <l_3:l1 xmlns:l_3="http://ns.org/ns/"; id="id_3"/>
>   <l_4:l1 xmlns:l_4="http://ns.org/ns/"; id="id_4"/>
>   <l_5:l1 xmlns:l_5="http://ns.org/ns/"; id="id_5"/>
>   <l_6:l1 xmlns:l_6="http://ns.org/ns/"; id="id_6"/>
>   <l_7:l1 xmlns:l_7="http://ns.org/ns/"; id="id_7"/>
>   <l_8:l1 xmlns:l_8="http://ns.org/ns/"; id="id_8"/>
>   <l_9:l1 xmlns:l_9="http://ns.org/ns/"; id="id_9"/>
> </root>
> /************** End ****************/

xmlGetNodePath (ÂBuild a structure based Path for the given nodeÂ) is
not a DOM API function, but one specific to libxml2, so I'd say it's not
much of a problem â

> However if I use the same prefix for all nodes, xmlGetNodePath will
> return the correct xpath for each node (/root/ns:l1[1],
> /root/ns:l1[2], etc...)

So now you know how *not* to use namespace prefixes. ;)

Michael