#!/bin/bash

# Generates eclipse user library files so that you can simpy point
# your eclipse classpath to one of these files to be able to brwose
# source/docs/etc.
#
# author conway
# since 4/12/2006

scriptName=$0
doAll=0
if [[ $1 == "-all" ]]; then
	doAll=1
fi

oldCwd=`pwd`
cd `dirname ${scriptName}`
scriptHome=`pwd`
cd $oldCwd

includeDeps=0

libAll="$scriptHome/all.xml"
rm -f $libAll

echo -e "\
<?xml version='1.0' encoding='UTF-8'?>\n\
<eclipse-userlibraries version='2'>\n\
    <library name='All ThirdParty' systemlibrary='false'>\n\
" >> $libAll

genEach()
{
	eachPath=$1
	docFile=$2
		
    if [[ ! -f "$docFile" ]]; then
    	echo Skipping $eachPath;
    	continue;
   	fi
    
    echo "Generating for $eachPath"
    libName=${eachPath#$scriptHome/}
    libName=${libName//\//-}
    libEach="$scriptHome/$libName.xml"
    srcFile="$eachPath/src.zip"
    docPath=`jar -tf $docFile | grep package-list`
    docPath="/`dirname $docPath`"

    jarFiles=`ls $eachPath/*.jar`
    if [[ $includeDeps > 0 ]]; then
        depJars=`ls $eachPath/deps/*.jar 2> /dev/null`
    fi
    libEachContents=""

    for jarFile in $jarFiles; do
            libEachContents="$libEachContents\n<archive path='$jarFile' source='$srcFile' javadoc='jar:file:$docFile!$docPath'/>"
    done

    for depFile in $depJars; do
            libEachContents="$libEachContents\n<archive path='$depFile'/>"
    done

    rm -f $libEach
    echo -e "\
         <?xml version='1.0' encoding='UTF-8'?>\n\
         <eclipse-userlibraries version='2'>\n\
             <library name='$libName' systemlibrary='false'>\n\
                 $libEachContents\n\
             </library>\n\
         </eclipse-userlibraries>\n\
         " >> $libEach


    echo -e "$libEachContents\n" >> $libAll
}

if (($doAll)); then
	echo "Generating for all versions"
	find $scriptHome -name deps -prune -o -name "docs.zip" -print | while read docFile; do
	    eachPath=`dirname $docFile`
		genEach $eachPath $docFile
	done
else
	echo "Generating only for head versions"
	find $scriptHome -type d -a -maxdepth 1 -a -mindepth 1 | grep -v CVS | while read eachPackageDir; do
		headVer=`ls $eachPackageDir | grep -v CVS | sort -r | head -n 1`;
		eachPath="$eachPackageDir/$headVer"
		docFile="$eachPath/docs.zip"
	
		genEach $eachPath $docFile
	done
fi

echo -e "\
    </library>\n\
</eclipse-userlibraries>\n\
" >> $libAll