From e7054c4e7d99ff3a94327eda7c8f8f5f5d8e24e8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kov=C3=A1cs=20Zolt=C3=A1n?= <kovacsz@marcusconsulting.hu>
Date: Sun, 21 Sep 2025 11:20:56 +0200
Subject: [PATCH] rotate_folder now correctly handles "zero elements to keep"
 directives.

---
 .metadata                    | Bin 15851 -> 15851 bytes
 .templates/bin/rotate_folder |  34 ++++++++++++++++++++--------------
 2 files changed, 20 insertions(+), 14 deletions(-)

diff --git a/.metadata b/.metadata
index 1b8c701465f3ba6e14cd20f264fd6be83e6ddd98..ef06ac0bbea516442745ea3fd825cdb4973df9d9 100644
GIT binary patch
delta 77
zcmaD|{knQXGaFBG?bZwiAh_QVZ#j9QnCRs52CAD+vTai55jlJwEaN)qhT3FBP0`8w
f`K32+*E`3{!rycvWAc6x(a8mdT$@+eI5PqOi>Dlz

delta 68
zcmaD|{knQXGaJv{@~s&RKu{BWMPu?rG11BA4OBOuWZR@ZnO9zLvYMvA<o*28o44zo
Y<7LU=pPeyzzliAM0z<CND{Pz@0jBR6b^rhX

diff --git a/.templates/bin/rotate_folder b/.templates/bin/rotate_folder
index 7f74299..18c0647 100755
--- a/.templates/bin/rotate_folder
+++ b/.templates/bin/rotate_folder
@@ -55,6 +55,8 @@
 # Author: Kovács Zoltán <kovacs.zoltan@smartfront.hu>
 #         Kovács Zoltán <kovacsz@marcusconsulting.hu>
 # License: GNU/GPL v3+ (https://www.gnu.org/licenses/gpl-3.0.en.html)
+# 2025-09-15 v1.3
+# fix: now correctly handles "zero elements to keep" directives.
 # 2025-08-12 v1.2
 # fix: now correctly handles configuration file pathnames containing spaces.
 # 2025-03-06 v1.1
@@ -304,13 +306,15 @@ function rotate_class {
 	# This week concluded.
     done
     # The weekly schedule concluded.
-    # If we didn't save any file within this schedule we'll retain this file.
-    if [[ -z "$last_retained" &&  $pointer -lt ${#class_files[@]} ]]; then
-	last_retained="$file_mtime"
-	[[ -z "$DOIT" ]] && echo "WR ${class_files[$pointer]}"
-	(( pointer++ ))
-	[[ $pointer -lt ${#class_files[@]} ]] \
-	&& file_mtime=$("$STAT" -c %Y "$BACKUP_FOLDER/${class_files[$pointer]}")
+    if [[ "$RETAIN_WEEKS" -ge 1 ]]; then
+	# If we didn't save any file within this schedule we'll retain this file.
+	if [[ -z "$last_retained" &&  $pointer -lt ${#class_files[@]} ]]; then
+	    last_retained="$file_mtime"
+	    [[ -z "$DOIT" ]] && echo "WR ${class_files[$pointer]}"
+	    (( pointer++ ))
+	    [[ $pointer -lt ${#class_files[@]} ]] \
+	    && file_mtime=$("$STAT" -c %Y "$BACKUP_FOLDER/${class_files[$pointer]}")
+	fi
     fi
 
     # The monthly schedule.
@@ -348,13 +352,15 @@ function rotate_class {
 	# This month concluded.
     done
     # The monthly schedule concluded.
-    # If we didn't save any file within this schedule we'll retain this file.
-    if [[ -z "$last_retained" &&  $pointer -lt ${#class_files[@]} ]]; then
-	last_retained="$file_mtime"
-	[[ -z "$DOIT" ]] && echo "MR ${class_files[$pointer]}"
-	(( pointer++ ))
-	[[ $pointer -lt ${#class_files[@]} ]] \
-	&& file_mtime=$("$STAT" -c %Y "$BACKUP_FOLDER/${class_files[$pointer]}")
+    if [[ "$RETAIN_MONTHS" -ge 1 ]]; then
+	# If we didn't save any file within this schedule we'll retain this file.
+	if [[ -z "$last_retained" &&  $pointer -lt ${#class_files[@]} ]]; then
+	    last_retained="$file_mtime"
+	    [[ -z "$DOIT" ]] && echo "MR ${class_files[$pointer]}"
+	    (( pointer++ ))
+	    [[ $pointer -lt ${#class_files[@]} ]] \
+	    && file_mtime=$("$STAT" -c %Y "$BACKUP_FOLDER/${class_files[$pointer]}")
+	fi
     fi
 
     # All the schedules have been processed.