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[XSL-LIST Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message] Re: enclosing consecutive XHTML heading elements into
 Ivan, This is much much easier in XSLT 2.0 using xsl:for-each-group. In this case, I'd consider and test @group-starting-with="a | aa". All by itself this capability is sufficient reason to use XSLT 2.0 whenever possible. I hope this option is available to you. Cheers, Wendell Wendell Piez | http://www.wendellpiez.com XML | XSLT | electronic publishing Eat Your Vegetables _____oo_________o_o___ooooo____ooooooo_^ On Wed, Sep 11, 2013 at 5:18 AM, Ivan Shmakov <oneingray@xxxxxxxxx> wrote: > Long story short: the input XML has spans of elements which are > to be enclosed within elements of some other kind, as in: > > <!-- Input --> > <doc> > <a /><a /><b /><b /> > <foo> > <a /><b /><b /> > <aa /><a /><b /> > </foo> > </doc> > > <!-- Output --> > <doc> > <enclosing> > <a /><a /><b /><b /> > <foo> > <enclosing><a /><b /><b /></enclosing> > <enclosing><aa /><a /><b /></enclosing> > </foo> > </enclosing> > </doc> > > Is there a simple way to do that, given that the set of the > elements which can start such a span is finite (<a /> and <aa /> > in the example above), but they can otherwise occur anywhere? > FWIW, Ibm constrained to XSLT 1.0. > > The overall task is to introduce <article />, <section />, > <header />, and <hgroup /> elements, as per the following > example. > > Input: > > <?xml version="1.0"?> > <html xmlns="http://www.w3.org/1999/xhtml"> > <head><title>Hello, world!</title></head> > <body> > <h3>The well-known</h3> > <h1>Hello, world!</h1> > <h2>program</h2> > > <p>Here we discuss the generalsb&</p> > > <h2>J. R. Hackerbs implementation</h2> > > <p>And here are the particularsb&</p> > </body> > </html> > > Expected output: > > <?xml version="1.0"?> > <html xmlns="http://www.w3.org/1999/xhtml"> > <head><title>Hello, world!</title></head> > <body> > <article> > <header> > <hgroup> > <h3>The well-known</h3> > <h1>Hello, world!</h1> > <h2>program</h2> > </hgroup> > </header> > > <p>Here we discuss the generalsb&</p> > > <section> > <header> > <h2>J. R. Hackerbs implementation</h2> > </header> > > <p>And here are the particularsb&</p> > </section> > </article> > </body> > </html> > > Or, algorithmically speaking: > > b" enclose the <body /> contents into an <article /> element, if > therebs none; > > b" enclose uninterrupted sequences of two or more heading (<h1 /> > to <h6 />) elements into <hgroup />s; > > b" enclose the resulting <hgroup />s and the (so far unprocessed) > singular heading elements into <header />s; > > b" and finally, enclose all the <article /> elements starting > with a <header /> element (including one) and stopping at the > next <header /> (excluding one) into <section />s; the first > <article />bs <header /> is to be excluded. > > My current implementation is at [1], and what makes me wonder is > whether itbs possible to avoid a template like the following > there: > > <xsl:template > match="xhtml:h1[preceding-sibling::*[position () = 1][self::xhtml:h1 or self::xhtml:h2 or self::xhtml:h3 or self::xhtml:h4 or self::xhtml:h5 or self::xhtml:h6]] | xhtml:h2[preceding-sibling::*[position () = 1][self::xhtml:h1 or self::xhtml:h2 or self::xhtml:h3 or self::xhtml:h4 or self::xhtml:h5 or self::xhtml:h6]] | xhtml:h3[preceding-sibling::*[position () = 1][self::xhtml:h1 or self::xhtml:h2 or self::xhtml:h3 or self::xhtml:h4 or self::xhtml:h5 or self::xhtml:h6]] | xhtml:h4[preceding-sibling::*[position () = 1][self::xhtml:h1 or self::xhtml:h2 or self::xhtml:h3 or self::xhtml:h4 or self::xhtml:h5 or self::xhtml:h6]] | xhtml:h5[preceding-sibling::*[position () = 1][self::xhtml:h1 or self::xhtml:h2 or self::xhtml:h3 or self::xhtml:h4 or self::xhtml:h5 or self::xhtml:h6]] | xhtml:h6[preceding-sibling::*[position () = 1][self::xhtml:h1 or self::xhtml:h2 or self::xhtml:h3 or self::xhtml:h4 or self::xhtml:h5 or self::xhtml:h6]]" > priority="2" > > > <!-- do nothing --> > </xsl:template> > > TIA. > > [1] http://am-1.org/~ivan/src/cxw3i61gtnuc78sbufiftcgz5f.xsl > > -- > FSF associate member #7257 http://sf-day.org/ 
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