#!/usr/bin/env bash
# from http://www.martin-probst.com/blog/2008/02/11/shell-script-to-restore-svn-directories-in-mac-os-x-bundles

IFS="
"

# must be dir!
if [ ! -d "$1" ]; then
  echo "Path is not a directory."
  echo "Usage: $0 [bundle directory]"
  exit 1
fi

# get info
dir=`dirname "$1"`
base=`basename "$1"`

# go to dir
pushd "$dir">/dev/null

# prefix
prefix="tmp"
prefixi=1

# does it exist?
while [ -x "$prefix.$base" ]; do
  prefix="tmp$prefixi"
  prefixi=$(( prefixi + 1 ))
done

# move to temp
echo "* moving to temp location..."
mv "$base" "$prefix.$base"

# update
echo "* svn update..."
svn update -q "$base"

# check to make sure it's a dir!
if [ ! -d "$base" ]; then
  echo "Updated path is not a folder! Restoring original!"
  mv "$prefix.$base" "$base"
  exit 2
fi

# go to dir
echo -n "* moving .svn directories"
pushd "$base" >/dev/null

# find .svn dirs
for foo in `find . -type d -name .svn`; do
  if [ -d ../"$prefix.$base"/"`dirname "$foo"`" ]; then
    # only move it if the folder exists in the modified version
    mv "$foo" ../"$prefix.$base"/"`dirname "$foo"`"
    echo -n "."
  fi
done

popd >/dev/null
echo

# replace
echo "* replacing..."
rm -Rf "$base"
mv "$prefix.$base" "$base"
popd >/dev/null
echo "* done."