<?xml version="1.0" encoding="ASCII"?> <!-- ******************************************************************** $Id: lib.xweb 7102 2007-07-20 15:35:24Z xmldoc $ ******************************************************************** This file is part of the XSL DocBook Stylesheet distribution. See ../README or http://docbook.sf.net/release/xsl/current/ for copyright and other information. This module implements DTD-independent functions ******************************************************************** --> <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" version="1.0"> <xsl:template name="dot.count"> <!-- Returns the number of "." characters in a string --> <xsl:param name="string"/> <xsl:param name="count" select="0"/> <xsl:choose> <xsl:when test="contains($string, '.')"> <xsl:call-template name="dot.count"> <xsl:with-param name="string" select="substring-after($string, '.')"/> <xsl:with-param name="count" select="$count+1"/> </xsl:call-template> </xsl:when> <xsl:otherwise> <xsl:value-of select="$count"/> </xsl:otherwise> </xsl:choose> </xsl:template> <xsl:template name="copy-string"> <!-- returns 'count' copies of 'string' --> <xsl:param name="string"/> <xsl:param name="count" select="0"/> <xsl:param name="result"/> <xsl:choose> <xsl:when test="$count>0"> <xsl:call-template name="copy-string"> <xsl:with-param name="string" select="$string"/> <xsl:with-param name="count" select="$count - 1"/> <xsl:with-param name="result"> <xsl:value-of select="$result"/> <xsl:value-of select="$string"/> </xsl:with-param> </xsl:call-template> </xsl:when> <xsl:otherwise> <xsl:value-of select="$result"/> </xsl:otherwise> </xsl:choose> </xsl:template> <xsl:template name="string.subst"> <xsl:param name="string"/> <xsl:param name="target"/> <xsl:param name="replacement"/> <xsl:choose> <xsl:when test="contains($string, $target)"> <xsl:variable name="rest"> <xsl:call-template name="string.subst"> <xsl:with-param name="string" select="substring-after($string, $target)"/> <xsl:with-param name="target" select="$target"/> <xsl:with-param name="replacement" select="$replacement"/> </xsl:call-template> </xsl:variable> <xsl:value-of select="concat(substring-before($string, $target), $replacement, $rest)"/> </xsl:when> <xsl:otherwise> <xsl:value-of select="$string"/> </xsl:otherwise> </xsl:choose> </xsl:template> <xsl:template name="xpointer.idref"> <xsl:param name="xpointer">http://...</xsl:param> <xsl:choose> <xsl:when test="starts-with($xpointer, '#xpointer(id(')"> <xsl:variable name="rest" select="substring-after($xpointer, '#xpointer(id(')"/> <xsl:variable name="quote" select="substring($rest, 1, 1)"/> <xsl:value-of select="substring-before(substring-after($xpointer, $quote), $quote)"/> </xsl:when> <xsl:when test="starts-with($xpointer, '#')"> <xsl:value-of select="substring-after($xpointer, '#')"/> </xsl:when> <!-- otherwise it's a pointer to some other document --> </xsl:choose> </xsl:template> <xsl:template name="length-magnitude"> <xsl:param name="length" select="'0pt'"/> <xsl:choose> <xsl:when test="string-length($length) = 0"/> <xsl:when test="substring($length,1,1) = '0' or substring($length,1,1) = '1' or substring($length,1,1) = '2' or substring($length,1,1) = '3' or substring($length,1,1) = '4' or substring($length,1,1) = '5' or substring($length,1,1) = '6' or substring($length,1,1) = '7' or substring($length,1,1) = '8' or substring($length,1,1) = '9' or substring($length,1,1) = '.'"> <xsl:value-of select="substring($length,1,1)"/> <xsl:call-template name="length-magnitude"> <xsl:with-param name="length" select="substring($length,2)"/> </xsl:call-template> </xsl:when> </xsl:choose> </xsl:template> <xsl:template name="length-units"> <xsl:param name="length" select="'0pt'"/> <xsl:param name="default.units" select="'px'"/> <xsl:variable name="magnitude"> <xsl:call-template name="length-magnitude"> <xsl:with-param name="length" select="$length"/> </xsl:call-template> </xsl:variable> <xsl:variable name="units"> <xsl:value-of select="substring($length, string-length($magnitude)+1)"/> </xsl:variable> <xsl:choose> <xsl:when test="$units = ''"> <xsl:value-of select="$default.units"/> </xsl:when> <xsl:otherwise> <xsl:value-of select="$units"/> </xsl:otherwise> </xsl:choose> </xsl:template> <xsl:template name="length-spec"> <xsl:param name="length" select="'0pt'"/> <xsl:param name="default.units" select="'px'"/> <xsl:variable name="magnitude"> <xsl:call-template name="length-magnitude"> <xsl:with-param name="length" select="$length"/> </xsl:call-template> </xsl:variable> <xsl:variable name="units"> <xsl:value-of select="substring($length, string-length($magnitude)+1)"/> </xsl:variable> <xsl:value-of select="$magnitude"/> <xsl:choose> <xsl:when test="$units='cm' or $units='mm' or $units='in' or $units='pt' or $units='pc' or $units='px' or $units='em'"> <xsl:value-of select="$units"/> </xsl:when> <xsl:when test="$units = ''"> <xsl:value-of select="$default.units"/> </xsl:when> <xsl:otherwise> <xsl:message> <xsl:text>Unrecognized unit of measure: </xsl:text> <xsl:value-of select="$units"/> <xsl:text>.</xsl:text> </xsl:message> </xsl:otherwise> </xsl:choose> </xsl:template> <xsl:template name="length-in-points"> <xsl:param name="length" select="'0pt'"/> <xsl:param name="em.size" select="10"/> <xsl:param name="pixels.per.inch" select="90"/> <xsl:variable name="magnitude"> <xsl:call-template name="length-magnitude"> <xsl:with-param name="length" select="$length"/> </xsl:call-template> </xsl:variable> <xsl:variable name="units"> <xsl:value-of select="substring($length, string-length($magnitude)+1)"/> </xsl:variable> <xsl:choose> <xsl:when test="$units = 'pt'"> <xsl:value-of select="$magnitude"/> </xsl:when> <xsl:when test="$units = 'cm'"> <xsl:value-of select="$magnitude div 2.54 * 72.0"/> </xsl:when> <xsl:when test="$units = 'mm'"> <xsl:value-of select="$magnitude div 25.4 * 72.0"/> </xsl:when> <xsl:when test="$units = 'in'"> <xsl:value-of select="$magnitude * 72.0"/> </xsl:when> <xsl:when test="$units = 'pc'"> <xsl:value-of select="$magnitude * 12.0"/> </xsl:when> <xsl:when test="$units = 'px'"> <xsl:value-of select="$magnitude div $pixels.per.inch * 72.0"/> </xsl:when> <xsl:when test="$units = 'em'"> <xsl:value-of select="$magnitude * $em.size"/> </xsl:when> <xsl:otherwise> <xsl:message> <xsl:text>Unrecognized unit of measure: </xsl:text> <xsl:value-of select="$units"/> <xsl:text>.</xsl:text> </xsl:message> </xsl:otherwise> </xsl:choose> </xsl:template> <xsl:template name="pi-attribute"> <xsl:param name="pis" select="processing-instruction('BOGUS_PI')"/> <xsl:param name="attribute">filename</xsl:param> <xsl:param name="count">1</xsl:param> <xsl:choose> <xsl:when test="$count>count($pis)"> <!-- not found --> </xsl:when> <xsl:otherwise> <xsl:variable name="pi"> <xsl:value-of select="$pis[$count]"/> </xsl:variable> <xsl:variable name="pivalue"> <xsl:value-of select="concat(' ', normalize-space($pi))"/> </xsl:variable> <xsl:choose> <xsl:when test="contains($pivalue,concat(' ', $attribute, '='))"> <xsl:variable name="rest" select="substring-after($pivalue,concat(' ', $attribute,'='))"/> <xsl:variable name="quote" select="substring($rest,1,1)"/> <xsl:value-of select="substring-before(substring($rest,2),$quote)"/> </xsl:when> <xsl:otherwise> <xsl:call-template name="pi-attribute"> <xsl:with-param name="pis" select="$pis"/> <xsl:with-param name="attribute" select="$attribute"/> <xsl:with-param name="count" select="$count + 1"/> </xsl:call-template> </xsl:otherwise> </xsl:choose> </xsl:otherwise> </xsl:choose> </xsl:template> <xsl:template name="lookup.key"> <xsl:param name="key" select="''"/> <xsl:param name="table" select="''"/> <xsl:if test="contains($table, ' ')"> <xsl:choose> <xsl:when test="substring-before($table, ' ') = $key"> <xsl:variable name="rest" select="substring-after($table, ' ')"/> <xsl:choose> <xsl:when test="contains($rest, ' ')"> <xsl:value-of select="substring-before($rest, ' ')"/> </xsl:when> <xsl:otherwise> <xsl:value-of select="$rest"/> </xsl:otherwise> </xsl:choose> </xsl:when> <xsl:otherwise> <xsl:call-template name="lookup.key"> <xsl:with-param name="key" select="$key"/> <xsl:with-param name="table" select="substring-after(substring-after($table,' '), ' ')"/> </xsl:call-template> </xsl:otherwise> </xsl:choose> </xsl:if> </xsl:template> <xsl:template name="xpath.location"> <xsl:param name="node" select="."/> <xsl:param name="path" select="''"/> <xsl:variable name="next.path"> <xsl:value-of select="local-name($node)"/> <xsl:if test="$path != ''">/</xsl:if> <xsl:value-of select="$path"/> </xsl:variable> <xsl:choose> <xsl:when test="$node/parent::*"> <xsl:call-template name="xpath.location"> <xsl:with-param name="node" select="$node/parent::*"/> <xsl:with-param name="path" select="$next.path"/> </xsl:call-template> </xsl:when> <xsl:otherwise> <xsl:text>/</xsl:text> <xsl:value-of select="$next.path"/> </xsl:otherwise> </xsl:choose> </xsl:template> <xsl:template name="comment-escape-string"> <xsl:param name="string" select="''"/> <xsl:if test="starts-with($string, '-')"> <xsl:text> </xsl:text> </xsl:if> <xsl:call-template name="comment-escape-string.recursive"> <xsl:with-param name="string" select="$string"/> </xsl:call-template> <xsl:if test="substring($string, string-length($string), 1) = '-'"> <xsl:text> </xsl:text> </xsl:if> </xsl:template> <xsl:template name="comment-escape-string.recursive"> <xsl:param name="string" select="''"/> <xsl:choose> <xsl:when test="contains($string, '--')"> <xsl:value-of select="substring-before($string, '--')"/> <xsl:value-of select="'- -'"/> <xsl:call-template name="comment-escape-string.recursive"> <xsl:with-param name="string" select="substring-after($string, '--')"/> </xsl:call-template> </xsl:when> <xsl:otherwise> <xsl:value-of select="$string"/> </xsl:otherwise> </xsl:choose> </xsl:template> <xsl:template name="str.tokenize.keep.delimiters"> <xsl:param name="string" select="''"/> <xsl:param name="delimiters" select="' '"/> <xsl:choose> <xsl:when test="not($string)"/> <xsl:when test="not($delimiters)"> <xsl:call-template name="str.tokenize.keep.delimiters-characters"> <xsl:with-param name="string" select="$string"/> </xsl:call-template> </xsl:when> <xsl:otherwise> <xsl:call-template name="str.tokenize.keep.delimiters-delimiters"> <xsl:with-param name="string" select="$string"/> <xsl:with-param name="delimiters" select="$delimiters"/> </xsl:call-template> </xsl:otherwise> </xsl:choose> </xsl:template> <xsl:template name="str.tokenize.keep.delimiters-characters"> <xsl:param name="string"/> <xsl:if test="$string"> <ssb:token xmlns:ssb="http://sideshowbarker.net/ns"><xsl:value-of select="substring($string, 1, 1)"/></ssb:token> <xsl:call-template name="str.tokenize.keep.delimiters-characters"> <xsl:with-param name="string" select="substring($string, 2)"/> </xsl:call-template> </xsl:if> </xsl:template> <xsl:template name="str.tokenize.keep.delimiters-delimiters"> <xsl:param name="string"/> <xsl:param name="delimiters"/> <xsl:variable name="delimiter" select="substring($delimiters, 1, 1)"/> <xsl:choose> <xsl:when test="not($delimiter)"> <ssb:token xmlns:ssb="http://sideshowbarker.net/ns"><xsl:value-of select="$string"/></ssb:token> </xsl:when> <xsl:when test="contains($string, $delimiter)"> <xsl:if test="not(starts-with($string, $delimiter))"> <xsl:call-template name="str.tokenize.keep.delimiters-delimiters"> <xsl:with-param name="string" select="substring-before($string, $delimiter)"/> <xsl:with-param name="delimiters" select="substring($delimiters, 2)"/> </xsl:call-template> </xsl:if> <!-- output each delimiter --> <xsl:value-of select="$delimiter"/> <xsl:call-template name="str.tokenize.keep.delimiters-delimiters"> <xsl:with-param name="string" select="substring-after($string, $delimiter)"/> <xsl:with-param name="delimiters" select="$delimiters"/> </xsl:call-template> </xsl:when> <xsl:otherwise> <xsl:call-template name="str.tokenize.keep.delimiters-delimiters"> <xsl:with-param name="string" select="$string"/> <xsl:with-param name="delimiters" select="substring($delimiters, 2)"/> </xsl:call-template> </xsl:otherwise> </xsl:choose> </xsl:template> <xsl:template name="apply-string-subst-map"> <xsl:param name="content"/> <xsl:param name="map.contents"/> <xsl:variable name="replaced_text"> <xsl:call-template name="string.subst"> <xsl:with-param name="string" select="$content"/> <xsl:with-param name="target" select="$map.contents[1]/@oldstring"/> <xsl:with-param name="replacement" select="$map.contents[1]/@newstring"/> </xsl:call-template> </xsl:variable> <xsl:choose> <xsl:when test="$map.contents[2]"> <xsl:call-template name="apply-string-subst-map"> <xsl:with-param name="content" select="$replaced_text"/> <xsl:with-param name="map.contents" select="$map.contents[position() > 1]"/> </xsl:call-template> </xsl:when> <xsl:otherwise> <xsl:value-of select="$replaced_text"/> </xsl:otherwise> </xsl:choose> </xsl:template> <xsl:template name="count.uri.path.depth"> <xsl:param name="filename" select="''"/> <xsl:param name="count" select="0"/> <xsl:choose> <xsl:when test="contains($filename, '/')"> <xsl:call-template name="count.uri.path.depth"> <xsl:with-param name="filename" select="substring-after($filename, '/')"/> <xsl:with-param name="count" select="$count + 1"/> </xsl:call-template> </xsl:when> <xsl:otherwise> <xsl:value-of select="$count"/> </xsl:otherwise> </xsl:choose> </xsl:template> <xsl:template name="trim.common.uri.paths"> <xsl:param name="uriA" select="''"/> <xsl:param name="uriB" select="''"/> <xsl:param name="return" select="'A'"/> <xsl:choose> <xsl:when test="contains($uriA, '/') and contains($uriB, '/') and substring-before($uriA, '/') = substring-before($uriB, '/')"> <xsl:call-template name="trim.common.uri.paths"> <xsl:with-param name="uriA" select="substring-after($uriA, '/')"/> <xsl:with-param name="uriB" select="substring-after($uriB, '/')"/> <xsl:with-param name="return" select="$return"/> </xsl:call-template> </xsl:when> <xsl:otherwise> <xsl:choose> <xsl:when test="$return = 'A'"> <xsl:value-of select="$uriA"/> </xsl:when> <xsl:otherwise> <xsl:value-of select="$uriB"/> </xsl:otherwise> </xsl:choose> </xsl:otherwise> </xsl:choose> </xsl:template> <xsl:template name="trim.text"> <xsl:param name="contents" select="."/> <xsl:variable name="contents-left-trimmed"> <xsl:call-template name="trim-left"> <xsl:with-param name="contents" select="$contents"/> </xsl:call-template> </xsl:variable> <xsl:variable name="contents-trimmed"> <xsl:call-template name="trim-right"> <xsl:with-param name="contents" select="$contents-left-trimmed"/> </xsl:call-template> </xsl:variable> <xsl:value-of select="$contents-trimmed"/> </xsl:template> <xsl:template name="trim-left"> <xsl:param name="contents"/> <xsl:choose> <xsl:when test="starts-with($contents,' ') or starts-with($contents,' ') or starts-with($contents,' ') or starts-with($contents,'	')"> <xsl:call-template name="trim-left"> <xsl:with-param name="contents" select="substring($contents, 2)"/> </xsl:call-template> </xsl:when> <xsl:otherwise> <xsl:value-of select="$contents"/> </xsl:otherwise> </xsl:choose> </xsl:template> <xsl:template name="trim-right"> <xsl:param name="contents"/> <xsl:variable name="last-char"> <xsl:value-of select="substring($contents, string-length($contents), 1)"/> </xsl:variable> <xsl:choose> <xsl:when test="($last-char = ' ') or ($last-char = ' ') or ($last-char = ' ') or ($last-char = '	')"> <xsl:call-template name="trim-right"> <xsl:with-param name="contents" select="substring($contents, 1, string-length($contents) - 1)"/> </xsl:call-template> </xsl:when> <xsl:otherwise> <xsl:value-of select="$contents"/> </xsl:otherwise> </xsl:choose> </xsl:template> </xsl:stylesheet>