#!/bin/bash

SOURCE=${1:-~/Gentoo/gentoo}
SOURCEVER=${2:-15.08.0}

DEST=${3:-~/Gentoo/kde}
DESTVER=${4:-15.12.0}

CATEGORY=${5:-kde-apps}
TESTING=${6:-yes}

for pd in ${SOURCE}/${CATEGORY}/* ; do
    p="`basename $pd`"
    kw=`cat ${pd}/${p}-${SOURCEVER}*ebuild | grep "^KEYWORDS" | head -n 1 | sed -e 's:^KEYWORDS="::' -e 's:".*$::'`

    if [ "${kw}x" == x ]; then
        echo "error: $p ebuild not found"
    else
        if [ -f "${DEST}/${CATEGORY}/${p}/${p}-${DESTVER}.ebuild" ]; then
            echo "processing $p"
            sed -i "${DEST}/${CATEGORY}/${p}/${p}-${DESTVER}.ebuild" -e "/^KEYWORDS/cKEYWORDS=\"${kw}\""

            if [ ${TESTING} == yes ]; then
                ekeyword ~all "${DEST}/${CATEGORY}/${p}/${p}-${DESTVER}.ebuild"
            fi
        else
            echo "error: no file ${DEST}/${CATEGORY}/${p}/${p}-${DESTVER}.ebuild"
        fi
    fi
done