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/****************************************************************************
**
** Copyright (C) 2013 Sandro S. Andrade <sandroandrade@kde.org>
** Contact: http://www.qt-project.org/legal
**
** This file is part of the QtModeling module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#!/bin/bash

if [ "$#" -ne 3 ] || ! [ -f "$2" ]; then
  echo "Usage: $0 <uml-class> <xmi-file> <output.png>" >&2
  exit 1
fi

printf "Analyzing xmi file: "
exec 1> $3.g

parentsof() {
printf "." > /dev/stderr
/usr/bin/vendor_perl/xpath $2 "//packagedElement[@name=\"$1\"]/generalization/@general" 2> /dev/null | tr ' ' '\n' | cut -d"\"" -f2 | while read PARENT; do if  [ $PARENT ]; then echo "$1 -> $PARENT;"; parentsof $PARENT $2; fi; done;
/usr/bin/vendor_perl/xpath $2 "//packagedElement[@name=\"$1\"]/generalization/general/@xmi:idref" 2> /dev/null | tr ' ' '\n' | cut -d"\"" -f2 | while read PARENT; do if  [ $PARENT ]; then echo "$1 -> $PARENT;"; parentsof $PARENT $2; fi; done;
}

echo "strict digraph G {";
echo "graph[rankdir=BT];";
echo "$1;"
parentsof $1 $2
echo "}"

dot -Tpng -o $3 $3.g
rm -rf $3.g
printf "\n" > /dev/stderr