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#!/usr/bin/env bash

ROOT_DIR=$(cd $(dirname ${BASH_SOURCE[0]}); pwd)

function contain() {
    local n=$#
    local value=${!n}
    for ((i=1;i < $#;i++)) {
        if [ "${!i}" == "${value}" ]; then
            echo "y"
            return 0
        fi
    }
    echo "n"
    return 1
}

EXCLUDE_SUBMOD=(external/data external/vxl_src)

FILTER='\.exe$|\.zip$|\.dll$|\.msi$|\.gz$|\.zip$|\.bz2$|\.xz$|\.tgz$|.pdf$|\.png$'
eval SUBMODULES=$(grep path .gitmodules | sed 's/.*= //' | echo \( $(awk '{printf("%s ",$0)}')\))
#IGNORE_SUBMODULES=$(grep path .gitmodules  | sed 's/.*= //' | awk '{printf("^%s$|",$0)}')
#IGNORE_SUBMODULES=$(git submodule --quiet foreach 'echo $name' | awk '{printf("^%s$|",$0)}')
#This takes like a second :(

for i in "${SUBMODULES[@]}"; do
IGNORE_SUBMODULES="^${i}"'$|'"${IGNORE_SUBMODULES}"
done

cd ${ROOT_DIR}
git ls-files -oc --exclude-standard | \grep -vE "${IGNORE_SUBMODULES}"'voxel_globe/static_common/|data/world_borders|'"${FILTER}" | awk '{printf("'"`pwd`"'/%s\n", $0)}'

#This is faster than git submodule foreach
for name in "${SUBMODULES[@]}"
do
  if [ "$(contain "${EXCLUDE_SUBMOD[@]}" "$name")" == "y" ]; then
    continue
  fi
  cd ${ROOT_DIR}/$name
  git ls-files -oc --exclude-standard | \grep -Ev "${FILTER}" | awk '{printf("'"`pwd`"'/%s\n", $0)}'
done