libvirt/docs/wrapstring.xsl
2010-11-12 19:47:20 +01:00

57 lines
2.1 KiB
XML

<?xml version="1.0"?>
<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
<!-- based on http://plasmasturm.org/log/xslwordwrap/ -->
<!-- Copyright 2010 Aristotle Pagaltzis; under the MIT licence -->
<!-- http://www.opensource.org/licenses/mit-license.php -->
<xsl:template name="wrap-string">
<xsl:param name="str" />
<xsl:param name="wrap-col" />
<xsl:param name="break-mark" />
<xsl:param name="pos" select="0" />
<xsl:choose>
<xsl:when test="contains( $str, ' ' )">
<xsl:variable name="first-word" select="substring-before( $str, ' ' )" />
<xsl:variable name="pos-now" select="$pos + 1 + string-length( $first-word )" />
<xsl:choose>
<xsl:when test="$pos > 0 and $pos-now >= $wrap-col">
<xsl:copy-of select="$break-mark" />
<xsl:call-template name="wrap-string">
<xsl:with-param name="str" select="$str" />
<xsl:with-param name="wrap-col" select="$wrap-col" />
<xsl:with-param name="break-mark" select="$break-mark" />
<xsl:with-param name="pos" select="0" />
</xsl:call-template>
</xsl:when>
<xsl:otherwise>
<xsl:if test="$pos > 0">
<xsl:text> </xsl:text>
</xsl:if>
<xsl:value-of select="$first-word" />
<xsl:call-template name="wrap-string">
<xsl:with-param name="str" select="substring-after( $str, ' ' )" />
<xsl:with-param name="wrap-col" select="$wrap-col" />
<xsl:with-param name="break-mark" select="$break-mark" />
<xsl:with-param name="pos" select="$pos-now" />
</xsl:call-template>
</xsl:otherwise>
</xsl:choose>
</xsl:when>
<xsl:otherwise>
<xsl:choose>
<xsl:when test="$pos + string-length( $str ) >= $wrap-col">
<xsl:copy-of select="$break-mark" />
</xsl:when>
<xsl:otherwise>
<xsl:if test="$pos > 0">
<xsl:text> </xsl:text>
</xsl:if>
</xsl:otherwise>
</xsl:choose>
<xsl:value-of select="$str" />
</xsl:otherwise>
</xsl:choose>
</xsl:template>
</xsl:stylesheet>