On Wed, Nov 01, 2006 at 10:36:44AM +0100, Keim, Markus wrote:
> > "we dont' know what the data are but we expect to process
> > them cleanly"
> > this sounds very similar to not knowing the encoding of a
> > piece of text,
>
> Similar, maybe. Tho my heuristics would've to answer a question
> with far less possibilties: Does an input buffer contain references
> to (pre-) defined entities or not?
> I still think it's possible, but it's not efficient (at least not
> by comparison to a developer using a proper call for an actual
> piece of input).
I don't think it's possible. If you see < in text, that could mean
the character < in an XML fragment, or < from a text containing an
XML example.
> > In both case only one solution: educate the users/developpers.
>
> Well, I'm sure that you're well aware that some (ideal) solutions
> are hard to realise...
Sure, but I explain why a generic solution is simply not possible.
And in that case it's hard for me to really make a suggestion or
embbed such code in libxml2.
> > it's perfectly clean to use diret access to the node structure. Just
> > check that the target strings are not from the doc
> > dictionnary (in which case don't free them)
>
> How do I check this (OK, I can look that up, but probably you know
> it OTTOYH)?
check doc->dict and use xmlDictOwn on the pointer to the string.
> > and overwise use xmlMalloc/xmlFree to manipulate the target
> > text nodes. Of course if you use non-predefined entities,
> > then you will
> > have to add entities references to the element children list.
>
> I'll take xmlNodeSetContent() as template to implement an
> "...addContent" with entity support
[...]
>
> P.S.: Attached is a diff of tree.c (against the current CVS head)
> which would add some documentation for the
> xmlNode[Set|Add]Content functions.
Okay, cool, applied ! I will commit soonish,
thanks,
Daniel
--
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Daniel Veillard | virtualization library http://libvirt.org/
[EMAIL PROTECTED] | libxml GNOME XML XSLT toolkit http://xmlsoft.org/
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