From 1aa5943e67d8237344538074990556d5a3522319 Mon Sep 17 00:00:00 2001
From: Jacob Salmela <github@decoy.email>
Date: Mon, 22 May 2017 01:06:15 -0500
Subject: [PATCH] add if directory exists function

---
 advanced/Scripts/piholeDebug.sh | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/advanced/Scripts/piholeDebug.sh b/advanced/Scripts/piholeDebug.sh
index faf68fb9..9da749e7 100755
--- a/advanced/Scripts/piholeDebug.sh
+++ b/advanced/Scripts/piholeDebug.sh
@@ -88,6 +88,19 @@ if_file_exists() {
   fi
 }
 
+if_directory_exists() {
+  # Set the first argument passed to tihs function as a named variable for better readability
+  local directory_to_test="${1}"
+  # If the file is readable
+  if [[ -d "${directory_to_test}" ]]; then
+    # Return success
+    return 0
+  else
+    # Otherwise, return a failure
+    return 1
+  fi
+}
+
 get_distro_attributes() {
   # Put the current Internal Field Separator into another variable so it can be restored later
   OLD_IFS="$IFS"