From 1502743b544feb5fea706c5d09bd496e8f569ccb Mon Sep 17 00:00:00 2001
From: "flyingscorpio@arch-desktop" <tfranken@protonmail.com>
Date: Tue, 8 Sep 2020 14:36:27 +0200
Subject: [PATCH] Add args to borg script

---
 arch-desktop_borg.sh | 42 +++++++++++++++++++++++++++++++++---------
 1 file changed, 33 insertions(+), 9 deletions(-)

diff --git a/arch-desktop_borg.sh b/arch-desktop_borg.sh
index b8e91c5..a00d03e 100755
--- a/arch-desktop_borg.sh
+++ b/arch-desktop_borg.sh
@@ -1,16 +1,40 @@
 #!/bin/sh
 
-# We only want this file to be executed at most once per day, so we stat a cache
-# file before running the rest of the code
-cache_file='/home/flyingscorpio/.cache/borg_backup_hook_last_executed'
-if [ -f "$cache_file" ]; then
-  cache_stat=$(stat -c %y "$cache_file" | cut -d' ' -f1)
-  today=$(date +%Y-%m-%d)
-  if [ "$cache_stat" = "$today" ]; then
-    echo "The borg backup was already executed today" && exit 0
+###
+### arch-desktop_borg.sh
+###
+### Usage:
+###   "$0" [-f]
+###
+### Options:
+###   -f          Force an update, even if one was already made today.
+###   -h          Print this help message and quit.
+###
+
+
+print_help() {
+  awk -F'### ' '/^###/ { print $2 }' "$0"
+}
+
+stat_cache_file() {
+  # We only want this file to be executed at most once per day, so we stat a cache
+  # file before running the rest of the code
+  cache_file='/home/flyingscorpio/.cache/borg_backup_hook_last_executed'
+  if [ -f "$cache_file" ]; then
+    cache_stat=$(stat -c %y "$cache_file" | cut -d' ' -f1)
+    today=$(date +%Y-%m-%d)
+    if [ "$cache_stat" = "$today" ]; then
+      echo "The borg backup was already executed today" && exit 0
+    fi
   fi
+  touch "$cache_file"
+}
+
+if [ "$1" = '-h' ]; then
+  print_help && exit 1
 fi
-touch "$cache_file"
+
+[ "$1" = '-f' ] || stat_cache_file
 
 # Setting this so the repo does not need to be given on the command line:
 BORG_REPO=ssh://flyingscorpio@2px.info:22/~/"$(hostname)".borg