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- <?xml version="1.0" encoding="utf-8"?>
- <!-- Downloaded on 12/6/2012 from http://www.gerixsoft.com/blog/xslt/json2xml -->
-
- <xsl:stylesheet version="2.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
-
- <xsl:template match="json">
- <xsl:copy>
- <xsl:copy-of select="@*"/>
- <xsl:call-template name="json2xml">
- <xsl:with-param name="text" select="."/>
- </xsl:call-template>
- </xsl:copy>
- </xsl:template>
-
- <xsl:template name="json2xml">
- <xsl:param name="text"/>
- <xsl:variable name="mode0">
- <xsl:variable name="regexps" select="'//(.*?)\n', '/\*(.*?)\*/', '(''|")(([^\\]|\\[\\"''/btnvfr])*?)\3', '(-?\d+(\.\d+([eE][+-]?\d+)?|[eE][+-]?\d+))', '(-?[1-9]\d*)', '(-?0[0-7]+)', '(-?0x[0-9a-fA-F]+)', '([:,\{\}\[\]])', '(true|false)', '(null)'"/>
- <xsl:analyze-string select="$text" regex="{string-join($regexps,'|')}" flags="s">
- <xsl:matching-substring>
- <xsl:choose>
- <!-- single line comment -->
- <xsl:when test="regex-group(1)">
- <xsl:comment>
- <xsl:value-of select="regex-group(1)"/>
- </xsl:comment>
- <xsl:text> </xsl:text>
- </xsl:when>
- <!-- multi line comment -->
- <xsl:when test="regex-group(2)">
- <xsl:comment>
- <xsl:value-of select="regex-group(2)"/>
- </xsl:comment>
- </xsl:when>
- <!-- string -->
- <xsl:when test="regex-group(3)">
- <string>
- <xsl:analyze-string select="regex-group(4)" regex="\\([\\"'/btnvfr])" flags="s">
- <xsl:matching-substring>
- <xsl:variable name="s" select="regex-group(1)"/>
- <xsl:choose>
- <xsl:when test="$s=('\', '"', '''', '/')">
- <xsl:value-of select="regex-group(1)"/>
- </xsl:when>
- <xsl:when test="$s='b'">
- <!--xsl:text></xsl:text-->
- <xsl:message select="'escape sequense \b is not supported by XML'"/>
- <xsl:text>\b</xsl:text>
- </xsl:when>
- <xsl:when test="$s='t'">
- <xsl:text>	</xsl:text>
- </xsl:when>
- <xsl:when test="$s='n'">
- <xsl:text> </xsl:text>
- </xsl:when>
- <xsl:when test="$s='v'">
- <!--xsl:text></xsl:text-->
- <xsl:message select="'escape sequence \v is not supported by XML'"/>
- <xsl:text>\v</xsl:text>
- </xsl:when>
- <xsl:when test="$s='f'">
- <!--xsl:text></xsl:text-->
- <xsl:message select="'escape sequence \f is not supported by XML'"/>
- <xsl:text>\f</xsl:text>
- </xsl:when>
- <xsl:when test="$s='r'">
- <xsl:text> </xsl:text>
- </xsl:when>
- <xsl:otherwise>
- <xsl:message terminate="yes" select="'internal error'"/>
- </xsl:otherwise>
- </xsl:choose>
- </xsl:matching-substring>
- <xsl:non-matching-substring>
- <xsl:value-of select="."/>
- </xsl:non-matching-substring>
- </xsl:analyze-string>
- </string>
- </xsl:when>
- <!-- double -->
- <xsl:when test="regex-group(6)">
- <double>
- <xsl:value-of select="regex-group(6)"/>
- </double>
- </xsl:when>
- <!-- integer -->
- <xsl:when test="regex-group(9)">
- <integer>
- <xsl:value-of select="regex-group(9)"/>
- </integer>
- </xsl:when>
- <!-- octal -->
- <xsl:when test="regex-group(10)">
- <integer>
- <xsl:value-of xmlns:Integer="java:java.lang.Integer" select="Integer:parseInt(regex-group(10), 8)"/>
- </integer>
- </xsl:when>
- <!-- hex -->
- <xsl:when test="regex-group(11)">
- <integer>
- <xsl:value-of xmlns:Integer="java:java.lang.Integer" select="Integer:parseInt(replace(regex-group(11), '0x', ''), 16)"/>
- </integer>
- </xsl:when>
- <!-- symbol -->
- <xsl:when test="regex-group(12)">
- <symbol>
- <xsl:value-of select="regex-group(12)"/>
- </symbol>
- </xsl:when>
- <!-- boolean -->
- <xsl:when test="regex-group(13)">
- <boolean>
- <xsl:value-of select="regex-group(13)"/>
- </boolean>
- </xsl:when>
- <!-- null -->
- <xsl:when test="regex-group(14)">
- <null />
- </xsl:when>
- <xsl:otherwise>
- <xsl:message terminate="yes" select="'internal error'"/>
- </xsl:otherwise>
- </xsl:choose>
- </xsl:matching-substring>
- <xsl:non-matching-substring>
- <xsl:if test="normalize-space()!=''">
- <xsl:message select="concat('unknown token: ', .)"/>
- <xsl:value-of select="."/>
- </xsl:if>
- </xsl:non-matching-substring>
- </xsl:analyze-string>
- </xsl:variable>
- <xsl:variable name="mode1">
- <xsl:apply-templates mode="json2xml1" select="$mode0/node()[1]"/>
- </xsl:variable>
- <xsl:variable name="mode2">
- <xsl:apply-templates mode="json2xml2" select="$mode1"/>
- </xsl:variable>
- <xsl:variable name="mode3">
- <xsl:apply-templates mode="json2xml3" select="$mode2"/>
- </xsl:variable>
- <xsl:copy-of select="$mode3"/> <!-- change $mode3 to $mode[0-2] for easy debug -->
- </xsl:template>
-
- <!-- json2xml1 mode: group content between {} and [] into object and array elements -->
-
- <xsl:template mode="json2xml1" match="node()" priority="-9">
- <xsl:copy-of select="."/>
- <xsl:apply-templates mode="json2xml1" select="following-sibling::node()[1]"/>
- </xsl:template>
-
- <xsl:template mode="json2xml1" match="symbol[.=('}',']')]"/>
-
- <xsl:template mode="json2xml1" match="symbol[.=('{','[')]">
- <xsl:element name="{if (.='{') then 'object' else 'array'}">
- <xsl:apply-templates mode="json2xml1" select="following-sibling::node()[1]"/>
- </xsl:element>
- <xsl:variable name="level" select="count(preceding-sibling::symbol[.=('{','[')])-count(preceding-sibling::symbol[.=('}',']')])+1"/>
- <xsl:variable name="ender"
- select="following-sibling::symbol[.=('}',']') and count(preceding-sibling::symbol[.=('{','[')])-count(preceding-sibling::symbol[.=('}',']')])=$level][1]"/>
- <xsl:apply-templates mode="json2xml1" select="$ender/following-sibling::node()[1]"/>
- </xsl:template>
-
- <!-- json2xml2 mode: group <string>:<string|integer|double|object|array> into field element -->
-
- <xsl:template priority="-9" mode="json2xml2" match="@*|node()">
- <xsl:copy>
- <xsl:apply-templates mode="json2xml2" select="@*|node()"/>
- </xsl:copy>
- </xsl:template>
-
- <xsl:template mode="json2xml2"
- match="string[following-sibling::*[1]/self::symbol[.=':'] and following-sibling::*[2]/(self::string|self::integer|self::double|self::boolean|self::object|self::array|self::null)]"/>
-
- <xsl:template mode="json2xml2"
- match="symbol[.=':'][preceding-sibling::*[1]/self::string and following-sibling::*[1]/(self::string|self::integer|self::double|self::boolean|self::object|self::array|self::null)]">
- <field name="{preceding-sibling::*[1]}">
- <xsl:for-each select="following-sibling::*[1]">
- <xsl:copy>
- <xsl:apply-templates mode="json2xml2" select="@*|node()"/>
- </xsl:copy>
- </xsl:for-each>
- </field>
- </xsl:template>
-
- <xsl:template mode="json2xml2"
- match="*[self::string|self::integer|self::double|self::boolean|self::object|self::array|self::null][preceding-sibling::*[2]/self::string and preceding-sibling::*[1]/self::symbol[.=':']]"/>
-
- <!-- json2xml3 mode: drop comma between consecutive field and object elements -->
-
- <xsl:template priority="-9" mode="json2xml3" match="@*|node()">
- <xsl:copy>
- <xsl:apply-templates mode="json2xml3" select="@*|node()"/>
- </xsl:copy>
- </xsl:template>
-
- <xsl:template mode="json2xml3" match="object/symbol[.=','][preceding-sibling::*[1]/self::field and following-sibling::*[1]/self::field]"/>
-
- <xsl:template mode="json2xml3" match="array/symbol[.=','][preceding-sibling::*[1]/(self::string|self::integer|self::double|self::boolean|self::object|self::array|self::null) and following-sibling::*[1]/(self::string|self::integer|self::double|self::boolean|self::object|self::array|self::null)]"/>
-
- </xsl:stylesheet>
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