#!/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.

DIRROOT="$1"

if [ "$DIRROOT" = "" ]; then
    echo "No directory given" 1>&2
    exit 1
fi

SEP=':'
CP=${CP:-}

which mvn > /dev/null
HAS_MAVEN=$?
if [ -e "$DIRROOT/pom.xml" ] && [ $HAS_MAVEN -eq 0 ]; then
    # Take advantage of maven dependency plugin
    
    # We want to filter out maven's INFO, WARNING and dependency download messages
    # We leave ERROR messages alone even though they'll break the classpath we don't want
    # to suppress them
    MVN_OUTPUT_PATTERN="(^\[?(INFO|WARNING)|Download)"
    
    # Switch up to the root directory and run maven
    CURR_DIR=$PWD
    cd $DIRROOT
    MVN_CP=`mvn dependency:build-classpath -U | egrep -v ${MVN_OUTPUT_PATTERN}`
    cd $CURR_DIR
    
    # Append the result to any user defined classpath
    [ "$CP" != "" ] && CP="${CP}${SEP}"
    CP="${CP}${MVN_CP}"
else
    # Use the crude method
    M2_REPO="${M2_REPO:-$HOME/.m2/repository/}" ;
    X=$(perl -ne 'next unless /\spath="$M2_REPO([^"]*)"/s ; print "$1","\n"' $DIRROOT/.classpath)

    for x in $X
    do
      [ "$CP" != "" ] && CP="${CP}${SEP}"
      CP="$CP$M2_REPO$x"
    done
fi

if [ -e "$DIRROOT/classes" ]; then
    CP="$DIRROOT/../jena-core/classes${SEP}$CP"
    CP="$DIRROOT/classes${SEP}$CP"
elif [ -e "$DIRROOT/target/classes" ]; then
    CP="$DIRROOT/target/classes{SEP}$CP"
fi

echo "$CP"