Re: [xsl] Escaping a utf-8 string

[Mike Brown <mike at skew dot org>]

Wesley W. Terpstra wrote:
> Well, there is this uri-escape function in xpath 2.0:
> 	http://www.w3.org/TR/xquery-operators/#func-escape-uri
> sadly, though, it only came into existence two months ago (Jun 17).
> 
> It would be enough since then "translate(escape-uri(str, true), '%', '=')"
> would give me a suitable string for RFC822 headers when wrapped with
> =?utf-8?Q?...?=
> 
> However, this function doesn't explain very clearly what is done for
> non-ascii characters; are they represented by a utf-8 stream?

"The effect of the function is to replace any special character in the string 
by an escape sequence of the form %xx%yy..., where xxyy... is the hexadecimal 
representation of the octets used to represent the character in UTF-8."

Seems clear enough to me, and would be what you want. And you should be able
to use it reliably in client side processors by 2005 or so.

> Portability is an issue. :-( The pages are all xml with the intention that
> then browsers can use different xsl to format them to user taste.

Some would start laughing at this point. :)

   - Mike
____________________________________________________________________________
  mike j. brown                   |  xml/xslt: http://skew.org/xml/
  denver/boulder, colorado, usa   |  resume: http://skew.org/~mike/resume/

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