ndic.bash

#!/bin/bash

# ndic <word>
# Search the word from dictionary

if [[ -z "$BASH" ]]; then
  cat >&2 <<MSG
Ndic is a bash program, and musb be run with bash.
MSG
  exit 1
fi

main () {
  if [[ -z "$1" ]]; then
    echo "usage: ndic <word>"
  fi
  search "$1"
}

search () {
  local url=`get_url $1`
  local result=`curl -s $url`
  print_result "$result"
}

get_url () {
  # use mobile assistant dictionary
  echo "http://m.endic.naver.com/assistDic.nhn?query=$1"
}

print_result () {
  local str="$1"
  local regex='<p class="ly_p">([^<]+)</p>'

  while [[ "$str" =~ $regex ]]; do
    # print result
    echo "${BASH_REMATCH[1]}"

    # delete matched string
    str=${str/"${BASH_REMATCH}"/}
  done
}

main "$@"