How to clone wordpress using shell script

#!/bin/bash

# Source Settings
SOURCE_DIR="/var/www/vhosts/yourdomain.com/subdomain1.yourdomain.com/httpdocs"
SOURCE_DB_NAME="source_db_name"
SOURCE_DB_USER="source_db_user"
SOURCE_DB_PASS="source_db_pass"
SOURCE_SUBDOMAIN="subdomain1.yourdomain.com"

# Destination Settings
DEST_DIR="/var/www/vhosts/yourdomain.com/subdomain2.yourdomain.com/httpdocs"
DEST_DB_NAME="dest_db_name"
DEST_DB_USER="dest_db_user"
DEST_DB_PASS="dest_db_pass"
DEST_SUBDOMAIN="subdomain2.yourdomain.com"

# Database Table Prefix (this is often 'wp_' by default, but may vary)
PREFIX="wp_"

# Ensure destination directory is present
mkdir -p "$DEST_DIR"

# Copy files
rsync -av --delete "$SOURCE_DIR/" "$DEST_DIR/"

# Update wp-config.php with the new database settings
sed -i "s/'DB_NAME', '$SOURCE_DB_NAME'/'DB_NAME', '$DEST_DB_NAME'/g" "$DEST_DIR/wp-config.php"
sed -i "s/'DB_USER', '$SOURCE_DB_USER'/'DB_USER', '$DEST_DB_USER'/g" "$DEST_DIR/wp-config.php"
sed -i "s/'DB_PASSWORD', '$SOURCE_DB_PASS'/'DB_PASSWORD', '$DEST_DB_PASS'/g" "$DEST_DIR/wp-config.php"

# Dump source database
mysqldump -u"$SOURCE_DB_USER" -p"$SOURCE_DB_PASS" "$SOURCE_DB_NAME" > /tmp/source_db.sql

# Create a new database for the destination
mysql -u"$DEST_DB_USER" -p"$DEST_DB_PASS" -e "DROP DATABASE IF EXISTS $DEST_DB_NAME; CREATE DATABASE $DEST_DB_NAME;"

# Import into the destination database
mysql -u"$DEST_DB_USER" -p"$DEST_DB_PASS" "$DEST_DB_NAME" < /tmp/source_db.sql

# Replace URLs in the database
mysql -u"$DEST_DB_USER" -p"$DEST_DB_PASS" "$DEST_DB_NAME" <<EOF
UPDATE ${PREFIX}options SET option_value = REPLACE(option_value, '$SOURCE_SUBDOMAIN', '$DEST_SUBDOMAIN') WHERE option_name = 'home' OR option_name = 'siteurl';
UPDATE ${PREFIX}posts SET post_content = REPLACE(post_content, '$SOURCE_SUBDOMAIN', '$DEST_SUBDOMAIN');
UPDATE ${PREFIX}postmeta SET meta_value = REPLACE(meta_value, '$SOURCE_SUBDOMAIN', '$DEST_SUBDOMAIN');
UPDATE ${PREFIX}comments SET comment_content = REPLACE(comment_content, '$SOURCE_SUBDOMAIN', '$DEST_SUBDOMAIN');
EOF

# Remove the temporary database dump
rm /tmp/source_db.sql

echo "Cloning finished."