_usage() {

}

LAUNCH_EDIT=1

if [ $# -eq 2 ]; then

if [ "$1" = "-n" ] || [ "$1" = "--no-edit" ]; then

LAUNCH_EDIT=0

else

_usage

fi

shift

if [ $# -ne 1 ]; then

_usage

if [ ! -f "$1" ]; then

echo "$1: file not found"

_usage

TMP_DIR=$(mktemp -d /tmp/fuzzy_diff.XXXXXX || exit 1)

trap 'rm --force --recursive "${TMP_DIR}"' EXIT

PO_EDITOR=poedit

DIFFTOOL=$(which $(git config diff.tool))

if [ ! -x "$DIFFTOOL" ]; then

echo "git diff.tool seems not configured"

_usage

PO_FILE=$1

FUZZY_REVS=$(git log --oneline -S '#, fuzzy' ${PO_FILE} | \

if [ ${LAUNCH_EDIT} -eq 1 ]; then

${PO_EDITOR} "${PO_FILE}" 2>/dev/null &

for sha in ${FUZZY_REVS} ; do

# filter files à la mode textconv

git show ${sha}:${PO_FILE} | grep -v -e '^#:' -e '^"PO' > ${TMP_DIR}/right.po

git show ${sha}^:${PO_FILE} | grep -v -e '^#:' -e '^"PO' > ${TMP_DIR}/left.po

"${DIFFTOOL}" ${TMP_DIR}/left.po ${TMP_DIR}/right.po

rm --force --recursive "${TMP_DIR}"

trap - EXIT