Subject: Re: [xsl] calling a web service from XSLT From: "Frank Chen" <jsfrank.chen@xxxxxxxxxxxxx> Date: Sat, 1 Jun 2002 02:41:24 +0800 |
Hi: Very interesting. You do 'breakthrough' my imagination! ----- Original Message ----- From: "Francis Norton" <francis@xxxxxxxxxxx> To: "xsl-list" <xsl-list@xxxxxxxxxxxxxxxxxxxxxx> Sent: Friday, May 31, 2002 11:27 PM Subject: [xsl] calling a web service from XSLT > (Apologies to xml-dev readers who may have seen my related message) > > It's not a theoretical breakthrough or anything like that, but I thought > xsl-list readers might be interested in a working example of calling a > Web Service from XSLT. > > For files like this: > > <cardlist> > <card number="00000000000000"/> > </cardlist> > > you can run (with msxsl.exe - the "https:" URL appears to break saxon) > the following transform: > > <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" > version="1.0" xmlns:cdyne="http://ws.cdyne.com/"> > <xsl:output indent="yes"/> > <xsl:variable name="CheckCC" > select="'https://secure.cdyne.com/creditcardverify/luhnchecker.asmx/CheckCC? CardNumber='" > /> > <!-- --> > <!-- do a "pass-through" type transform --> > <xsl:template match="@* | node()"> > <xsl:copy> > <xsl:apply-templates select="@* | node()"/> > </xsl:copy> > </xsl:template> > <!-- --> > <!-- for everything except elements in the target namespace --> > <xsl:template match="card"> > <xsl:copy> > <xsl:attribute name="CardValid"> > <xsl:value-of select="document(concat($CheckCC, > @number))/cdyne:ReturnIndicator/cdyne:CardValid = 'true'" /> > </xsl:attribute> > <xsl:apply-templates select="@* | node()"/> > </xsl:copy> > </xsl:template> > <!-- --> > </xsl:stylesheet> > > to get each card element marked up with a CardValid attribute containing > a boolean true or false. > > Not something I'd use in production lightly, and limited to Web Services > with an HTTP GET binding, but satisfactory in its way. > > Francis. > > > XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list > > XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
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