Move files into folders according to their year and month, with a year limit

organize-by-year.sh

#!/bin/bash

# Usage: organize-by-year.sh "./Path with spaces"
# or: find . -type f -maxdepth 1 -exec organize-by-year.sh \"{}\" ";"

[ -z "$1" ] && echo "Usage: $0 \"some file\"" >&2 && exit 1

YEARFORMAT=+%Y # Get year only
MONTHFORMAT=+%m #Get month only
YEARMAX=2026 # Do not sort this year and after

FILEYEAR=$(ls -g --time-style=$YEARFORMAT "$1" | awk '{print $5}')
FILEMONTH=$( ls -g --time-style=$MONTHFORMAT "$1" | awk '{print $5}')

[ $FILEYEAR -ge $YEARMAX ] && { echo "Skipped file $1 as it's newer than the organizing limit. ($YEARFORMAT >= $YEARMAX)" >&2; exit 0;}

echo "Moving $1 to ${FILEYEAR}/${FILEMONTH} folder" >&2
mkdir -p "${FILEYEAR}"/"${FILEMONTH}";
mv "$1" "${FILEYEAR}"/"${FILEMONTH}";