On Saturday, 06. September 2003 16:24, Robin Berjon wrote:
> Adam Turoff wrote:
> > On Sat, Sep 06, 2003 at 01:44:28PM +0700, Alex Sergeyev wrote:
> >>Can someone explain? Is that XSLT rule to use escaping?
> >
> > The { and } characters are used for attribute value templates, which are
> > XPath expressions that generate raw text. Using curleys outside that
> > context is a syntax error.
> >
> > Consider the following:
> >
> > <xsl:template match="a">
> > <xsl:copy-of select="document('[EMAIL PROTECTED]')"/>
> > </xsl:template>
>
> Actually, that's only true of attributes that are *not* excluded from
> Attribute Value Template interpolation. Attributes that contain an
> "expression", such as xsl:copy/@select, are all in the excluded set.
>
> In this case you are not allowed to use curlies because document expect a
> URI, and those characters are not allowed to appear unescaped in URIs, as
> can be seen in section 2.4.3 of RFC 2396.
>
> Alex, that's the document you want to read if you need to be up to date on
> that topic. Curlies are part of the "unwise" class:
>
> unwise = "{" | "}" | "|" | "\" | "^" | "[" | "]" | "`"
You can use EXSLT's encode-uri and decode-uri functions to convert from/to
uri-escaped strings. libxslt supports both of them natively.
--
CU
Joerg
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