annex-restore.sh

RESTORE_DIR="/home/zachary/annex-documents-restored"
cat annex-unused-keys | tail -n +4 | head -n -5 | awk -e '{print $2}' | while read shasum; do
    cd /shared
    if git log --oneline -1 --stat -S"${shasum}" | grep "^ documents/" >/dev/null ; then
        #echo "Object: ${shasum}"
        document="$(git log --oneline -1 --stat -S"${shasum}" | head -n 2 | tail -n 1 | sed -e 's/|.*//' | sed -r -e 's/^ +//' | sed -r -e 's/ +$//')"
        #echo "Document: ${document}"
        source_file="$(git annex examinekey ${shasum} --format='/shared/.git/annex/objects/${hashdirmixed}${key}/${key}')"
        #echo "File location: ${source_file}"
        target="$RESTORE_DIR/$document"
        if [ -f "$target" ]; then
            if diff -q "${source_file}" "${target}"; then
                echo "$document  already restored"
            else
                echo "$document  exists but is different than the recovery copy"
            fi
        else
            if [ -f "${source_file}" ]; then
                echo "$document  restoring"
                echo "  ... copying from ${source_file} in git-annex"
                mkdir -p "$(dirname "${target}")"
                cp -a "${source_file}" "${target}"
                echo "  restored."
            else
                echo "$document  cannot be restored"
            fi
        fi
    fi
done

run-example

pushd /shared; git annex unused >~/annex-unused-keys; popd
bash annex-restore.sh | tee annex-restore.log