remove.sh

#!/bin/bash

# https://www.linuxidc.com/Linux/2017-12/149752.htm

TRASH_DIR="/root/.trash"

basepath_array=(
    /
)

realpath_array=(
    "/bin"
    "/boot"
    "/dev"
    "/etc"
    "/home"
    "/lib"
    "/lib64"
    "/media"
    "/lost+found"
    "/mnt"
    "/proc"
    "/root"
    "/run"
    "/sbin"
    "/snap"
    "/srv"
    "/sys"
    "/tmp"
    "/usr"
    "/var"
)

for i in $*
do
    STAMP=`date +"%Y-%m-%d-%H:%M:%S"`
    fileName=`basename $i 2> /dev/null`

    if [ ! "$?" = "0" ]; then
        continue
    fi
    
    realpath=`realpath $i`
    
    if [[ $realpath == $TRASH_DIR* ]]; then
        `/bin/rm -R $i`
        if [ "$?" = "0" ]; then
            echo '( ' $i ' ) has been deleted!'
        fi
        continue
    fi
    
    for forbidden in ${basepath_array[@]}
    do
        if [ "$forbidden" = "$fileName" ]; then
            echo $forbidden . " is forbiddened delete"
            exit 2
        fi
    done

    for forbidden in ${realpath_array[@]}
    do
        if [ "$forbidden" = "$realpath" ]; then
            echo $forbidden . " is forbiddened delete"
            exit 2
        fi
    done

    mv $i $TRASH_DIR/$fileName.$STAMP
    if [ "$?" = "0" ]; then
        echo '( ' $i ' ) has been moved to ' $TRASH_DIR
    fi
done