From 388b9627fab2bf209eeb86952c39ce853b1f2b3a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sergio=20Valor=20Mart=C3=ADnez?= <jaildesigner@gmail.com>
Date: Mon, 28 Dec 2020 17:51:18 +0100
Subject: [PATCH] added monitorize_save_file

---
 monitorize_save_file.sh | 39 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 39 insertions(+)
 create mode 100755 monitorize_save_file.sh

diff --git a/monitorize_save_file.sh b/monitorize_save_file.sh
new file mode 100755
index 0000000..8ae3c0e
--- /dev/null
+++ b/monitorize_save_file.sh
@@ -0,0 +1,39 @@
+#!/bin/bash
+
+readonly USAGE="
+USAGE:
+$(basename "$0") [FILE]"
+
+function help_message() {
+    echo "$USAGE"
+}
+
+# check if there is any parameter
+if [ "$#" -ne 1 ]; then
+    help_message
+    exit 0
+fi
+
+# check if the parameter is valid
+if ! test -f "$1"; then
+    echo "file $1 does not exist."
+    exit 0
+fi
+
+# variables
+readonly FILE_DIR="$(cd "$(dirname "$1")" && pwd)"
+readonly FILE="$(basename "$1")"
+
+OLD_DATE="$(date -r "$1" "+%Y-%m-%d_%H:%M:%S")"
+echo "${FILE}.${OLD_DATE}"
+cp "${FILE_DIR}/${FILE}" "${FILE_DIR}/${FILE}.${OLD_DATE}"
+
+while true; do
+    sleep 5
+    DATE="$(date -r "$1" "+%Y-%m-%d_%H:%M:%S")"
+    if [ "$DATE" != "$OLD_DATE" ]; then
+        echo "${FILE}.${DATE}"
+        cp "${FILE_DIR}/${FILE}" "${FILE_DIR}/${FILE}.${DATE}"
+        OLD_DATE=$DATE
+    fi
+done