#!/bin/sh
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
#
# This files copies itself to $HOME/bin, renames itself to "zest"
# and from then on pretends to be the tools.shell script.
#

JARNAME=org.apache.zest.tool.shell-@version@.jar

MYNAME=`basename $0`

# check if it is executing as boot script or regular script.
if [ "$MYNAME" == "zest-boot" ] ; then
    mkdir $HOME/bin >/dev/null 2>&1
    cp $0 $HOME/bin/zest
    if [ -f $HOME/bin/$JARNAME ] ; then
        echo "JAR file exists."
    else
        JAR_URL=http://repo1.maven.org/maven2/org/apache/zest/$JARNAME

        # check for wget
        WGET=`which wget`

        if [ "$WGET" == "" ] ; then

            # check for curl
            CURL=`which curl`
            if [ "$CURL" == "" ] ; then
                echo "You need either wget or curl installed to use this script."
                exit 1
            else
                curl --output $HOME/bin/ $JAR_URL
            fi
        else
            wget --output-document=$HOME/bin/ $HOME/bin/zest $JAR_URL
        fi
    fi
else
    # Capture current directory
    CWD=`pwd`

    # Goto directory where this script was started from.
    cd `dirname $0`
    # Up one level
    cd ..
    # Get the home directory of Zest
    ZESTPATH=`pwd`

    # Figure out if we are executing from within the SDK or the QuickStart
    if [ -f libs/$JARNAME ] ; then
        JARFILE=libs/$JARNAME
    else
        if [ -f bin/$JARNAME ] ; then
            JARFILE=bin/$JARNAME
        else
        fi
    fi
    # Restore the current directory
    cd $CWD

    java -Dzest.home=$ZESTPATH -jar $ZESTPATH/$JARFILE "$@"
fi