[XSL-LIST Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message]

RE: remove relative path

Subject: RE: remove relative path
From: "Gav...." <brightoncomputers@xxxxxxxxxxxxxxxxxxx>
Date: Wed, 17 May 2006 20:02:27 +0800
remove gav
Thanks Jon, I have this working now, thanks for your pointers.

Gav...

> -----Original Message-----
> From: Jon Gorman [mailto:jonathan.gorman@xxxxxxxxx]
> Sent: Wednesday, 17 May 2006 8:30 AM
> To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> Subject: Re:  remove relative path
> 
> On 5/16/06, Gav.... <brightoncomputers@xxxxxxxxxxxxxxxxxxx> wrote:
> > Hi All,
> >
> > I have looked through the list, archives etc and come up some code based
> on
> > what I summized from it, but of course it does not work.
> >
> > For an OS project, I'm trying to remove all ../ from the supplied @src
> path.
> > Obviously they can be nested values too such as  ../../../
> >
> > So I need to remove all these leaving just the filename. (I can then
> prepend
> > A predetermined path onto it.)
> >
> > I have a template :-
> >
> > <xsl:template name="removedotdots">
> >           <xsl:param name="path"/>
> >           <xsl:variable name="removedirs"
> > select="substring-after(string($path),'../')"/>
> >           <xsl:variable name="removeagain"
> > select="starts-with(string($removedirs),'../')"/>
> >           <xsl:if test="$removeagain">
> >                   <xsl:call-template name="removedotdots">
> >                           <xsl:with-param name="path"
> > select="substring-after(string($removedirs),'../')"/>
> >                   </xsl:call-template>
> >           </xsl:if>
> >           </xsl:template>
> 
> But what if it's five levels?  Fifteen?  Why do this approach?
> Recursion is your friend with XSLT.
> 
> XSLT 2.0 has better ways, and probably so does XSLT 1.0.  But right
> off the top of my head even without thinking, I can come up with a
> recursive way:
> 
> Something like:
> 
> 
> <xsl:template match="path">
> 
> <filename>
> <xsl:call-template name="getFilename">
> <xsl:with-param name="path_string" select="." />
> </xsl:call-template>
> 
> </filename>
> </xsl:template>
> 
> <xsl:template name="getFilename">
> <xsl:param name="path_string" />
> <xsl:choose>
> <xsl:when test="starts-with($path_string,'../')">
> 	<xsl:call-template name="getFilename">
> 	<xsl:with-param	name="path_string"
> select="substring-after($path_string,'../')" />
> </xsl:call-template>
> </xsl:when>
> <xsl:when test="starts-with($path_string,'/../')">
> <xsl:call-template name="getFilename">
> <xsl:with-param name="path_string"
> select="substring-after($path_string,'/../')" />
> </xsl:call-template>
> </xsl:when>
> <xsl:otherwise>
> <xsl:value-of select="$path_string"/>
> </xsl:otherwise>
> </xsl:choose>
> 
> </xsl:template>
> 
> This assuming the path is an element in path, but it should be
> straightforward enough to figure out.
> 
> There's probably lots of other ways to do this.
> 
> 
> Jon Gorman
> 
> 
> 
> 
> --
> No virus found in this incoming message.
> Checked by AVG Free Edition.
> Version: 7.1.392 / Virus Database: 268.6.0/341 - Release Date: 16/05/2006

Current Thread

PURCHASE STYLUS STUDIO ONLINE TODAY!

Purchasing Stylus Studio from our online shop is Easy, Secure and Value Priced!

Buy Stylus Studio Now

Download The World's Best XML IDE!

Accelerate XML development with our award-winning XML IDE - Download a free trial today!

Don't miss another message! Subscribe to this list today.
Email
First Name
Last Name
Company
Subscribe in XML format
RSS 2.0
Atom 0.3
Site Map | Privacy Policy | Terms of Use | Trademarks
Free Stylus Studio XML Training:
W3C Member
Stylus Studio® and DataDirect XQuery ™are products from DataDirect Technologies, is a registered trademark of Progress Software Corporation, in the U.S. and other countries. © 2004-2013 All Rights Reserved.