Created
March 15, 2012 10:44
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<?xml version="1.0" encoding="utf-8"?> | |
<xsl:stylesheet version="1.0" | |
xmlns:xsl="http://www.w3.org/1999/XSL/Transform" | |
xmlns:exsl="http://exslt.org/common" | |
extension-element-prefixes="exsl"> | |
<xsl:import href="../utilities/string-replace.xsl" /> | |
<xsl:strip-space elements="*"/> | |
<!-- | |
Example call | |
<xsl:call-template name="json"> | |
<xsl:with-param name="xml"> | |
[Any XSLT-transformation] | |
</xsl:with-param> | |
</xsl:call-template> | |
--> | |
<xsl:template name="xml-to-json"> | |
<xsl:param name="xml" /> | |
{<xsl:apply-templates select="exsl:node-set($xml)" mode="json" />} | |
</xsl:template> | |
<xsl:template match="*" mode="json"> | |
<xsl:variable name="has-siblings" select="name(.) = name(preceding-sibling::*) or name(.) = name(following-sibling::*)" /> | |
<xsl:variable name="has-children" select="child::*" /> | |
<xsl:variable name="is-node" select="$has-siblings and position() = 1 or not($has-siblings)" /> | |
<xsl:if test="$is-node">"<xsl:value-of select="name(.)" />": </xsl:if> <!-- Name --> | |
<xsl:if test="$has-siblings and position() = 1">[</xsl:if> <!-- Array --> | |
<xsl:if test="$has-children">{</xsl:if> <!-- Object --> | |
<xsl:apply-templates select="* | text()" mode="json"/> <!-- Recursion --> | |
<xsl:if test=". = ''">null</xsl:if> <!-- Empty Element --> | |
<xsl:if test="$has-children">}</xsl:if> <!-- /Object --> | |
<xsl:if test="$has-siblings and position() = last()">]</xsl:if> <!-- /Array --> | |
<xsl:if test="position() != last()">,</xsl:if> <!-- Separator --> | |
</xsl:template> | |
<xsl:template match="text()" mode="json"> | |
<xsl:variable name="is-string" select="string(number(.)) = 'NaN' and . != 'true' and . != 'false' or starts-with(string(.), '0')" /> | |
<xsl:if test="$is-string">"</xsl:if> | |
<xsl:call-template name="string-replace"> <!-- Escape Quotes --> | |
<xsl:with-param name="haystack" select="." /> | |
<xsl:with-param name="search" select="'"'" /> | |
<xsl:with-param name="replace" select="'\"'" /> | |
</xsl:call-template> | |
<xsl:if test="$is-string">"</xsl:if> | |
</xsl:template> | |
</xsl:stylesheet> |
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