From 31b814cf1a7c916eb9061e3a6cf5cd03c4ea36b3 Mon Sep 17 00:00:00 2001
From: Bastian Dehn <hhaalo@arcor.de>
Date: Sat, 24 May 2025 15:52:22 +0200
Subject: [PATCH] change old backup

---
 backup | 68 +++++++++++++++++++++-------------------------------------
 1 file changed, 24 insertions(+), 44 deletions(-)

diff --git a/backup b/backup
index ac27188..d917715 100755
--- a/backup
+++ b/backup
@@ -203,6 +203,22 @@ make_history()
 	fi
 }
 
+is_backup_old()
+{
+	local backup_typ="$1"
+	local backup_date="$2"
+	local backup_month=$(date --date="$backup_date" '+%Y-%m')
+	local now_month=$(date '+%Y-%m')
+	local diff=$(( ($(date --date="$backup_date" +%s) - $(date +%s)) / 86400 ))
+
+	case "$backup_typ" in
+	"day") [ $diff -ge 0 ] || return 1 ;;
+	"week") [ $diff -ge -6 ] || return 1 ;;
+	"month") [ "$backup_month" == "$now_month" ] || return 1 ;;
+	*) return 0;;
+	esac
+}
+
 check_backup_date()
 {
 	local LIGHTRED="\e[1;31m"
@@ -212,57 +228,21 @@ check_backup_date()
 
 	print_line
 	printf "\n"
-	for i in day week month; do
-		if [ -f "$i" ]; then
-			if [ $(IsBackupOld $i $(cat $i)) ]; then
-				color=$LIGHTRED
-			else
-				color=$LIGHTGREEN
-			fi
-			printf "${color}Letzte Sicherung %s " "$i"
-			printf "am %s${RESET}\n" "$(cat $i)"
+	for typ in day week month; do
+		if [ -f "$typ" ]; then
+			color=$LIGHTGREEN
+			is_backup_old $typ $(cat $typ) || color=$LIGHTRED
+			printf "${color}last backup %s " "$typ"
+			printf "am %s${RESET}\n" "$(cat $typ)"
 		else
-			printf "${LIGHTRED}Keine Sicherung %s " $i
-			printf "vorhanden${RESET}\n"
+			printf "${LIGHTRED}no backup %s " $typ
+			printf "exists${RESET}\n"
 		fi
 	done
 	printf "\n"
 	print_line
 }
 
-## @fn IsBackupOld()
-## @brief Ermittlung ob ein Backup zu alt ist
-## @param Art von Backup day week month
-IsBackupOld()
-{
-	local readonly backup="$1"
-	local readonly diff=$(( ($(date --date="$2" +%s) - $(date +%s))
-				/ 86400 ))
-
-	case "$backup" in
-	"day")
-		if [ $diff -lt 0 ]; then
-			echo 1
-		fi
-		;;
-	"week")
-		if [ $diff -le -7 ]; then
-			echo 1
-		fi
-		;;
-	"month")
-		local readonly backupmonth=$(date --date="$2" '+%Y-%m')
-		local readonly nowmonth=$(date '+%Y-%m')
-		if [ "$backupmonth" != "$nowmonth" ]; then
-			echo 1
-		fi
-		;;
-	*)
-		echo 0
-		;;
-	esac
-}
-
 main()
 {
 	local only_check="$1"
-- 
2.39.5