From 40c90f7fee5728ea58feaf10452c55e1c70d6d92 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Torjus=20H=C3=A5kestad?= <torjus@usit.uio.no>
Date: Sun, 21 Apr 2024 12:33:14 +0200
Subject: [PATCH] Improve randomwp

---
 home/scripts/randomwp.sh | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/home/scripts/randomwp.sh b/home/scripts/randomwp.sh
index 38e3905..276c272 100644
--- a/home/scripts/randomwp.sh
+++ b/home/scripts/randomwp.sh
@@ -10,7 +10,16 @@ if ! [ -d "$WALLPAPER_DIR" ]; then
     exit 1
 fi
 
-wallpaper_path=$(find "$WALLPAPER_DIR" -mindepth 1 | grep png| sort -R | tail -n 1)
+if [ "$#" -eq 1 ]; then
+    wallpaper_path="$1"
+    ext=$(file --extension "$wallpaper_path" | cut -d" " -f2)
+    if ! [ "$ext" == "png" ]; then
+        echo "$wallpaper_path is an invalid wallpaper"
+    fi
+else
+    wallpaper_path=$(find "$WALLPAPER_DIR" -mindepth 1 | grep png| sort -R | tail -n 1)
+fi
+
 
 if [ -z "$wallpaper_path" ]; then
     echo "Unable to find wallpaper"