- From: Uche Ogbuji <uche@ogbuji.net>
- Date: Wed, 5 Sep 2012 11:11:59 -0600
- To: public-microxml@w3.org
- Message-ID: <CAPJCua0ephdFF0veXhUxpso4r3hRSsVgSOr0hgi=-9Vhu+bosw@mail.gmail.com>
On Wed, Sep 5, 2012 at 11:09 AM, Uche Ogbuji <uche@ogbuji.net> wrote: > On Wed, Sep 5, 2012 at 10:53 AM, Mike Sokolov <sokolov@falutin.net> wrote: > >> On 09/05/2012 12:47 PM, Michael Kay wrote: >> >>> >All this time I thought xml:base would override the base URI used for >>> resolving external entities. >>> >>> It can't. It can only affect the base URI of elements within its scope, >>> and external entity URIs don't appear within the scope of any element. >>> >>> I think "external entity" has some special meaning here that isn't >> apparent to me. I thought that xml:base was made available as a hint for a >> URI resolver resolving relative URIs within a document, and that these >> relative URIs might in turn resolve to something external to the document - >> what David is referring to as an external entity. >> > > No, an external entity is something very specific, not just "something > external to the document." > > Again back to the layers. External entities are handled by the parse > layer. xml:base only applies at the application layer, which is separate. > So for example other applications such as XInclude can recognize xml:base. > In general if you need to do something somewhat like external entities, > but need to use xml:base, XInclude is the way to go, though you might need > XPointer as well if you want one inclusion to contain multiple root > elements, because XInclude targets must be well-formed documents, not > general entities. > Oops. Just wanted to add the nit-picky point that it's a different matter if you use parse="text", but then you can only include character data, not text. -- Uche Ogbuji http://uche.ogbuji.net Founding Partner, Zepheira http://zepheira.com http://wearekin.org http://www.thenervousbreakdown.com/author/uogbuji/ http://copia.ogbuji.net http://www.linkedin.com/in/ucheogbuji http://twitter.com/uogbuji
Received on Wednesday, 5 September 2012 17:12:27 UTC