#!/bin/bash

server=""
user=""
pass=""
loginScript="quote USER $user
quote PASS $pass"

function send {
  filelocal=$1
  fileremote=$1
  echo Sending $fileremote

  ftp -n $server > /dev/null <<EOF
    $loginScript

    put $file $fileremote
    quit
EOF
}

function makedir {
  dirToCreate=$1

  ftp -n $server > /dev/null <<EOF
    $loginScript

    mkdir $dirToCreate
    quit
EOF
}

function tree {
  echo Creating structure

  for i in `find -type d`
  do
    makedir $i
  done
}

function sync {
  echo Doing a full sync
  clean

  tree

  push
}

function push {
  echo pushing changes

  for i in `find -type f`
  do
    send $i
  done
}

function emptydir {
  dirToEmpty=$1
  echo Deleting everthing inside of $dirToEmpty on remote

  ftp -n $server > /dev/null <<EOF
    $loginScript
    prompt

    cd $dirToEmpty
    mdelete *
    quit
EOF
}

function ls {
  dirToLs=${1-'.'}

  out=`ftp -n $server <<EOF
  $loginScript
  cd $dirToLs

  dir
EOF
`

  echo "$out" | cut -c40-
}

function clean {
  currentDir=.
  echo Cleaning everthing

  function delete {
    currentDir=$1
    echo Deleting directory $currentDir on remote

    emptydir $currentDir

    for i in `ls $currentDir`
    do
      delete $currentDir/$i
    done

    ftp -n $server > /dev/null <<EOF
    $loginScript

    rmdir $currentDir
EOF
    currentDir=`echo $currentDir | sed -e 's/\(.*\)\/.*$/\1/g'`
  }

  delete $currentDir
}

function help {
  echo "./ftp.sh [send|sync|clean|help]
    clean               deletes all files on remote
    help                show this
    makedir <name>      makes a directory
    send <filename>     pushes a file to remote
    sync                pushes all files to remote
    tree                build the base tree
"
}

${1-false} || echo "Unrecognised command: ${1-none} `help`"