gramps/data/gramps_canonicalize.xsl

91 lines
2.8 KiB
XML

<?xml version="1.0"?>
<!--
Gramps - a GTK+/GNOME based genealogy program
Copyright (C) 2011 Michiel D. Nauta
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-->
<xsl:stylesheet version="1.0"
xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
xmlns:g="http://gramps-project.org/xml/1.4.0/">
<!--
Transform a Gramps XML file into "canonical form", that is strip the
timestamps in the change attributes, and order all elements for which
the id attribute is used. The idea is that "canonical Gramps XML" files
can be compared with eachother with the help of ordinary diff tools.
-->
<xsl:output method="xml"/>
<xsl:param name="replace_handles"/>
<xsl:key name="primary_obj" match="g:person|g:family|g:event|g:placeobj|g:source|g:repository|g:object|g:note|g:tag" use="@handle"/>
<xsl:template match="*|@*|text()">
<xsl:copy>
<xsl:apply-templates select="*|@*|text()"/>
</xsl:copy>
</xsl:template>
<xsl:template match="@change">
</xsl:template>
<xsl:template match="g:researcher">
<xsl:copy/>
</xsl:template>
<xsl:template match="g:people|g:families|g:events|g:places|g:sources|g:repositories|g:objects|g:notes|g:tags">
<xsl:copy>
<xsl:apply-templates select="*">
<xsl:sort select="@id"/>
</xsl:apply-templates>
</xsl:copy>
</xsl:template>
<xsl:template match="@handle">
<xsl:choose>
<xsl:when test="$replace_handles='ID'">
<xsl:attribute name="handle">
<xsl:value-of select="../@id"/>
</xsl:attribute>
</xsl:when>
<xsl:when test="$replace_handles='strip'">
</xsl:when>
<xsl:otherwise>
<xsl:copy/>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
<xsl:template match="@hlink">
<xsl:choose>
<xsl:when test="$replace_handles='ID'">
<xsl:attribute name="hlink">
<xsl:value-of select="key('primary_obj',.)/@id"/>
</xsl:attribute>
</xsl:when>
<xsl:when test="$replace_handles='strip'">
</xsl:when>
<xsl:otherwise>
<xsl:copy/>
</xsl:otherwise>
</xsl:choose>
</xsl:template>
</xsl:stylesheet>