#!/bin/bash
# syncdropbox -- Synchronize a set of files or a specified folder with
# Dropbox. Accomplished by copying the folder into ~/Dropbox or the set of
# files into the sync folder in Dropbox, then launching Dropbox.app as
# needed 

setglobal name = '"syncdropbox'"
setglobal dropbox = ""$HOME/Dropbox""
setglobal sourcedir = ''""
setglobal targetdir = '"sync'"		# Target folder on Dropbox for individual files

# Check starting arguments

if test $Argc -eq 0  {
  echo "Usage: $0 [-d source-folder] {file, file, file}" > !2 ; exit 1
} 

if test $1 = "-d"  {
  setglobal sourcedir = $2
  shift; shift
}

# Validity checks

if test ! -z $sourcedir -a $Argc -ne 0  {
  echo "$name: you can't specify both a directory and specific files." > !2 ; exit 1
}

if test ! -z $sourcedir  {
  if test ! -d $sourcedir  {
    echo "$name: please specify a source directory with -d" > !2 ; exit 1
  }
}

###### MAIN BLOCK

if test ! -z $sourcedir  {
 if test -f "$dropbox/$sourcedir" -o -d "$dropbox/$sourcedir"  {
    echo "$name: specified source directory $sourcedir already exists in $dropbox" > !2 ; exit 1
  }

  echo "Copying contents of $sourcedir to $dropbox..."
  cp -a $sourcedir $dropbox		# -a does a recursive copy, preserving owner info &c
} else {
  # No source directory, so we've been given individual files
  if test ! -d "$dropbox/$targetdir"  {
    mkdir "$dropbox/$targetdir"
    if test $Status -ne 0  {
      echo "$name: Error encountered during mkdir $dropbox/$targetdir" > !2 ; exit 1
    }
  }
    
  # Ready! Let's copy the specified files

 cp -p -v $ifsjoin(Argv) "$dropbox/$targetdir"
}

# Now let's launch the Dropbox app to let it do the actual sync, if needed
exec startdropbox -s