Handle multiple directory args

matrixpack.sh

@@ -12,20 +12,24 @@ slugify () {
 }
 
 # Checking params
-if test $# != 3 ; then
+if test $# -lt 3 ; then
   echo 1>&2 "$0:FATAL: $# invalid argument number (expected 3)"
   exit 1
 fi
 
 # Checking if ImageMagick is installed
-if ! command -v convert && ! command -v montage &> /dev/null; then
+if ! command -v convert &> /dev/null && ! command -v montage &> /dev/null; then
     echo "$0:ERROR: magick could not be found"
     echo "Usage : ./matrixpack.sh token homerserver directory"
     exit
 fi
 
+for i in "$@"
+do
+  if [ -d $i ]; then
+
 # Changing directory to work directly in it
-cd "$3"
+cd "$i"
 
 # Setting variables
 dir=$(pwd)
@@ -86,3 +90,6 @@ echo -ne "# $packname  \n![Preview of $packname](preview.png)" > "$slug/README.m
 echo -n "]}" >> "$slug/$slug.json"
 cd - > /dev/null
 echo -e "\033[92;1mPack successfully created!\n\033[0mCheck \033[94;1m$dir/$slug \033[0mfor output"
+
+  fi
+done