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Pretty up HTML with Nokogiri and XSLT
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require 'nokogiri' | |
ugly = Nokogiri::HTML ARGF | |
tidy = Nokogiri::XSLT File.open('tidy.xsl') | |
nice = tidy.transform(ugly).to_html | |
puts nice |
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<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform"> | |
<xsl:output method="xml" encoding="UTF-8"/> | |
<xsl:param name="indent-increment" select="' '"/> | |
<xsl:template name="newline"> | |
<xsl:text disable-output-escaping="yes"> | |
</xsl:text> | |
</xsl:template> | |
<xsl:template match="comment() | processing-instruction()"> | |
<xsl:param name="indent" select="''"/> | |
<xsl:call-template name="newline"/> | |
<xsl:value-of select="$indent"/> | |
<xsl:copy /> | |
</xsl:template> | |
<xsl:template match="text()"> | |
<xsl:param name="indent" select="''"/> | |
<xsl:call-template name="newline"/> | |
<xsl:value-of select="$indent"/> | |
<xsl:value-of select="normalize-space(.)"/> | |
</xsl:template> | |
<xsl:template match="text()[normalize-space(.)='']"/> | |
<xsl:template match="*"> | |
<xsl:param name="indent" select="''"/> | |
<xsl:call-template name="newline"/> | |
<xsl:value-of select="$indent"/> | |
<xsl:choose> | |
<xsl:when test="count(child::*) > 0"> | |
<xsl:copy> | |
<xsl:copy-of select="@*"/> | |
<xsl:apply-templates select="*|text()"> | |
<xsl:with-param name="indent" select="concat ($indent, $indent-increment)"/> | |
</xsl:apply-templates> | |
<xsl:call-template name="newline"/> | |
<xsl:value-of select="$indent"/> | |
</xsl:copy> | |
</xsl:when> | |
<xsl:otherwise> | |
<xsl:copy-of select="."/> | |
</xsl:otherwise> | |
</xsl:choose> | |
</xsl:template> | |
</xsl:stylesheet> |
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