#!/bin/bash
# info: copy directory
# options: USER SRC_DIRECTORY DST_DIRECTORY
#
# example: v-copy-fs-directory alice /home/alice/dir1 /home/bob/dir2
#
# This function copies directory on the file system

#----------------------------------------------------------#
#                Variables & Functions                     #
#----------------------------------------------------------#

user=$1
src_dir=$2
dst_dir=$3

# Includes
# shellcheck source=/etc/hestiacp/hestia.conf
source /etc/hestiacp/hestia.conf
# shellcheck source=/usr/local/hestia/func/main.sh
source $HESTIA/func/main.sh

#----------------------------------------------------------#
#                    Verifications                         #
#----------------------------------------------------------#

check_args '3' "$#" 'USER SRC_DIRECTORY DST_DIRECTORY'
is_format_valid 'user'
is_object_valid 'user' 'USER' "$user"

# Perform verification if read-only mode is enabled
check_hestia_demo_mode

# Checking user homedir
homedir=$(grep "^$user:" /etc/passwd | cut -f 6 -d :)
if [ -z "$homedir" ]; then
	echo "Error: user home directory doesn't exist"
	exit 12
fi

# Checking source dir
if [ ! -e "$src_dir" ]; then
	echo "Error: source directory $src_dir doesn't exist"
	exit 3
fi

# Checking source path
rpath=$(readlink -f "$src_dir")
if [ -z "$(echo $rpath | egrep "^/tmp|^$homedir")" ]; then
	echo "Error: invalid source path $src_dir"
	exit 2
fi

# Checking destination path
rpath=$(readlink -f "$dst_dir")
if [ -z "$(echo $rpath | egrep "^/tmp|^$homedir")" ]; then
	echo "Error: invalid destination path $dst_dir"
	exit 2
fi

# Copying directory
user_exec cp -rf "$src_dir" "$dst_dir" > /dev/null 2>&1
if [ $? -ne 0 ]; then
	echo "Error: directory $src_dir was not copied"
	exit 3
fi

# Exiting
exit