Shell script used to organize files by date in a directory tree. Tested and used on Mac OS X.

organizeFiles.sh

#!/bin/bash

function navigateRecursively {
    currentDirectory=$1
    SAVEIFS=$IFS
    IFS=$(echo -en "\n\b")
    BASEPATH=$2
    i=0

    #echo $currentDirectory

    for d in `find $currentDirectory -maxdepth 1 | tail -n +2`; 
    do
        i=`expr $i + 1`
        
        if [[ "$d" == "$BASEPATH" ]]; then
            continue
        fi

        if [ -d $d ]; then
            navigateRecursively $d $BASEPATH
        fi
        
        createdTimestamp=`stat -f '%B' $d`

        date=`date -r $createdTimestamp "+%Y %B %d %m"`

        declare -a DATE_ARRAY
        DATE_ARRAY=(`tr " " "\n" <<< $date`)

        destination="${BASEPATH}/${DATE_ARRAY[0]}/${DATE_ARRAY[3]} ${DATE_ARRAY[1]}/${DATE_ARRAY[2]}/"

        echo "FROM: $d"
        echo -e "DEST: $destination\n"
        
        mkdir -p $destination
        mv "$d" $destination

        if [ $? -ne 0 ]; then
            echo "OVER"
            exit 1
        fi
    done

    IFS=$SAVEIFS
}

navigateRecursively $1 $2