arcive.sh

#!/bin/sh
#
# Usage:
#   arcive [-t] [-l] prj1 prj2 prj3 ...
#
# Will execute:
#   mkdir -p /home/user/arc/2014
#   mv prj1 /home/user/arc/2014/20141201-prj1
#   mkdir -p /home/user/arc/2015
#   mv prj2 /home/user/arc/2015/20151207-prj2
#   mv prj3 /home/user/arc/2015/20151209-prj3

LNK=0

while [ $# -gt 0 ]
do
    case "$1" in
        -l) LNK=1
            echo "# Leaving symlinks from the old location to the new location"
            ;;
        -t) TEST="echo "
            echo "# Dry run, not actually archiving"
            ;;
         *) FILENAME=$(basename "$1")
            DIRNAME=$(dirname "$1")
            if [ ! -e "${DIRNAME}"/"${FILENAME}" ]; then
                echo "# File does not exist: $DIRNAME/$FILENAME"
            fi
            YEAR=$(date +%Y -r "$1")
            STAMP=$(date +%Y%m%d -r "$1")
            ARCHIVE_DIR=$HOME/arc/$YEAR
            if [ ! -d "$ARCHIVE_DIR" ]; then
                $TEST mkdir -p "$ARCHIVE_DIR"
            fi
            $TEST mv "$1" "$ARCHIVE_DIR"/$STAMP-"$FILENAME"
            if [ ${LNK} -eq 1 ]; then
                $TEST ln -s "$ARCHIVE_DIR"/$STAMP-"$FILENAME" "$1"
            fi
            ;;
    esac
    shift
done