#!/bin/sh

# spelldict - use the 'aspell' feature and some filtering to allow easy
#    command-line spell checking of a given input (file)

okaywords="$HOME/.okaywords"
tempout="/tmp/spell.tmp.$$"
spell="virtual aspell"                  # tweak as needed

trap "/bin/rm -f $tempout" EXIT
 
if [ -z "$1" ] ; then
  echo "Usage: spell file|URL" >&2; exit 1
elif [ ! -f $okaywords ] ; then
  echo "No personal dictionary found. Create one and rerun this command" >&2
  echo "Your dictionary file: $okaywords" >&2
  exit 1
fi

for filename
do
  $spell -a < $filename | \
  grep -v '@(#)' | sed "s/\'//g" | \
     awk '{ if (length($0) > 15 && length($2) > 2) print $2 }' | \
   grep -vif $okaywords | \
   grep '[[:lower:]]' | grep -v '[[:digit:]]' | sort -u | \
   sed 's/^/   /' > $tempout
 
   if [ -s $tempout ] ; then
     sed "s/^/${filename}: /" $tempout
   fi
done

exit 0