#!/bin/bash
# WordPress Backup Script
# Generated by Ansible

set -e

# Configuration
BACKUP_DIR="{{ backup_destination }}"
WP_PATH="{{ wordpress_path }}"
DB_NAME="{{ wordpress_db_name }}"
DB_USER="{{ wordpress_db_user }}"
DB_PASS="{{ wordpress_db_password }}"
RETENTION_DAYS="{{ backup_retention_days }}"
DATE=$(date +%Y%m%d_%H%M%S)

# Create backup directories
mkdir -p "$BACKUP_DIR/database" "$BACKUP_DIR/files"

# Log function
log() {
    echo "[$(date '+%Y-%m-%d %H:%M:%S')] $1" | tee -a "$BACKUP_DIR/backup.log"
}

log "Starting WordPress backup..."

# Backup WordPress files
log "Backing up WordPress files..."
tar -czf "$BACKUP_DIR/files/wordpress_files_$DATE.tar.gz" -C "$(dirname $WP_PATH)" "$(basename $WP_PATH)"

# Backup database
log "Backing up database..."
mysqldump -u"$DB_USER" -p"$DB_PASS" "$DB_NAME" | gzip > "$BACKUP_DIR/database/wordpress_db_$DATE.sql.gz"

# Cleanup old backups
log "Cleaning up old backups (older than $RETENTION_DAYS days)..."
find "$BACKUP_DIR/files" -name "wordpress_files_*.tar.gz" -mtime +$RETENTION_DAYS -delete
find "$BACKUP_DIR/database" -name "wordpress_db_*.sql.gz" -mtime +$RETENTION_DAYS -delete

# Calculate backup sizes
FILES_SIZE=$(du -sh "$BACKUP_DIR/files/wordpress_files_$DATE.tar.gz" | cut -f1)
DB_SIZE=$(du -sh "$BACKUP_DIR/database/wordpress_db_$DATE.sql.gz" | cut -f1)

log "Backup completed successfully!"
log "Files backup size: $FILES_SIZE"
log "Database backup size: $DB_SIZE"
log "Backup location: $BACKUP_DIR"

# Optional: Send notification (requires mail setup)
# echo "WordPress backup completed on $(hostname) at $(date)" | mail -s "WordPress Backup Success" admin@example.com