Miscellany

#!/bin/sh                                                                                                                                                                                               

function print_usage {
    cat <<-EOS                                                                                                                                                                                          
    $0                                                                                                                                                                                                  
    Tidy all files in current directory                                                                                                                                                                 
    Arguments:                                                                                                                                                                                          
        -o overwrite originals (otherwise makes .tidied files)                                                                                                                                          
        -h print this message                                                                                                                                                                           
        -? pring this message                                                                                                                                                                           
                                                                                                                                                                                                        
EOS                                                                                                                                                                                                     
}


while getopts ":oh" options; do
    case $options in
        o) overwrite=1;;
        h) print_usage
            exit 1;;
        \?) print_usage
            exit 1;;
        *) print_usage
            exit 1;;
    esac
done

if [ "`tidy -v 2>/dev/null`" = '' ]; then
    echo "Can't find tidy. Exiting"
    exit 0
fi

for file in `ls -1 *.xml`; do
  `tidy -xml -i -w 150 ${file} 2>/dev/null >tmp.xml`
  if [ -e tmp.xml ]; then
      if [ -z "$overwrite" ]; then
          mv tmp.xml ${file}_tidied
      fi
      if [ -n "$overwrite" ]; then
          mv tmp.xml $file
      fi
  fi
done