This is a was one of my first bash scripting projects: using cron and bash script to move photos to appropriately named directories under ~/Pictures. Please don't judge this too hard. I need to rewrite this in a better fashion at some point.

Desktop-Cleanup.sh

#!/bin/bash
set -e
# Writen by: Robert J.

##### Recommended Crontab:
##########################
# * * * * * ~/Applications/Startup/Desktop-Cleanup.sh

# Here is a fish for your viewing pleasure:

#                                     ..ZM$,..
#                                     .7N?.+DM7..
#       . ...  .... .         .  ... +N+   .. ,NN.. ..  ...... . .
#       ..NDDNDI....       ... ... .IN:...,+$8DDDDDDDDDD$I~.. ....  .
#       ..N,.. $DNI. ....:+=,. .,:?ON+NND8Z?~......  ...:+$8DNNNZ~, .....
#       ..N?  .. .7NMO=:D8?IZDMDO$+:. . .... .       .  .. . .. :$DNN7,.... .
#       . OZ  ... ...ONZZ=..  ... ....... ....        .  ...   I8.. .+DN8~...
#       . ?8  ..  ..:M:. ..... .                      .......:NO. ..II7.:8NO.  .
#       . $8...  .  :N,..  ...                       ..  ....DI....~,7.=. .+N+
#       ..N+. ..  . .ONOMM8I++. .                .....:$NMNMNNM......=...ONNN. ..
#        .N, . .:7MM87~,7NZ,,7N? .   . . .       ..  MO~....:.+N8... ..,~=?$M. .
#      ...N+.:8MD+. ....7D. . ,NNI~.... .  .      .. ~NMN8NMZ...=NNONNMO7I=~.. .
#       ..?NND:. ..    .~D.....DN?$ONNNNN...OOOOZ777I++=7$$O88DNN8 , .... .
#       ... .. . .   ....N~..DN=..  .:N,..IN+....~~~~~~~~~:.....   . .......
#       . ..  .         .O88N+. . ....N?.MD.... .  . . .   .. . . .
#                      .......     .. .Z7 . .

# Configured to lapse for 2 second every minute to account for command runtime,
# and prevent crontabs from stacking up and utilizing excess resources
# I should probably use a named pipe as a lock file for this portion.
for ((i=1; i<58; i++));
do
    # Check for new screenshots (only returns one value at a time)
    file=$( find "$HOME/Desktop/" -name "Screen*png" | awk 'NR == 1' );

    # Get file name if new screenshot exists on desktop
    [[ -z $file ]] || {
        name=$( printf "%s" "$file" | awk -F "/Desktop/" '{print$2}' | sed 's/ /-/g');

        # Verify directory's existance
        [[ -d "$HOME/Pictures/Temp" ]] || {
            # make directory if one does not exist
             mkdir "$HOME/Pictures/Temp";
        };

        # Rename the file to not contain spaces if the file variable is not null
        mv "$file" "$HOME/Pictures/Temp/$name";
    };

    # Set variable for moving of files in temp
    dfile=$( find "$HOME/Pictures/Temp/" -name "Screen*png" | sort -r | awk 'NR > 5' | awk 'NR == 1' );

    # Do nothing if dfile does not exist
    [[ -z $dfile ]] || {
        # New directory that screenshots are archived to ( MM-DD-YYYY )
        newdir=$( printf "%s" "$dfile" | awk -F "-" '{print($4,$5,$3)}' | sed 's/ /-/g'  );

        # Verify directory's
        [[ -d "$HOME/Pictures/$newdir" ]] || {
            # make directory if one does not exist
            mkdir "$HOME/Pictures/$newdir";
        } && {
            # check directory's existence and move to dated directory
            mv "$dfile" "$HOME/Pictures/$newdir/";
        };
    };
    sleep 1;
done;