From c8bc9ae00baac62ffa648b63c5b8b8de2f791beb Mon Sep 17 00:00:00 2001
From: VirtuBox <contact@virtubox.net>
Date: Wed, 20 Mar 2019 01:38:32 +0100
Subject: [PATCH] set image path as optional

---
 README.md   | 14 +++++++-------
 optimize.sh | 53 ++++++++++++++++++++++++++++++++++++-----------------
 2 files changed, 43 insertions(+), 24 deletions(-)

diff --git a/README.md b/README.md
index 9b7e4aa..0e955d5 100644
--- a/README.md
+++ b/README.md
@@ -40,19 +40,19 @@ source $HOME/.bashrc
 ### Usage
 
 ```bash
-Usage: img-optimize [options] <image path>
+Usage: img-optimize [options] <images path>
+If images path is not defined, img-optimize will use the current directory
   Options:
-       --jpg <image path> ..... optimize all jpg images
-       --png <image path> ..... optimize all png images
-       --webp <image path> ..... convert all images in webp
-       --nowebp <image path> ..... optimize all png & jpg images
-       --all <image path> ..... optimize all images (png + jpg + webp)
+       --jpg <images path> ..... optimize all jpg images
+       --png <images path> ..... optimize all png images
+       --webp <images path> ..... convert all images in webp
+       --nowebp <images path> ..... optimize all png & jpg images
+       --all <images path> ..... optimize all images (png + jpg + webp)
  Other options :
        -h, --help, help ... displays this help information
 Examples:
   optimize all jpg images in /var/www/images
     img-optimize --jpg /var/www/images
-
 ```
 
 ### Update the script
diff --git a/optimize.sh b/optimize.sh
index 9ab1666..d578923 100755
--- a/optimize.sh
+++ b/optimize.sh
@@ -18,13 +18,14 @@ CGREEN="${CSI}1;32m"
 
 _help() {
     echo "Bash script to optimize your images and convert them in WebP "
-    echo "Usage: img-optimize [options] <image path>"
+    echo "Usage: img-optimize [options] <images path>"
+    echo "If images path isn't defined, img-optimize will use the current directory "
     echo "  Options:"
-    echo "       --jpg <image path> ..... optimize all jpg images"
-    echo "       --png <image path> ..... optimize all png images"
-    echo "       --webp <image path> ..... convert all images in webp"
-    echo "       --nowebp <image path> ..... optimize all png & jpg images"
-    echo "       --all <image path> ..... optimize all images (png + jpg + webp)"
+    echo "       --jpg <images path> ..... optimize all jpg images"
+    echo "       --png <images path> ..... optimize all png images"
+    echo "       --webp <images path> ..... convert all images in webp"
+    echo "       --nowebp <images path> ..... optimize all png & jpg images"
+    echo "       --all <images path> ..... optimize all images (png + jpg + webp)"
     echo " Other options :"
     echo "       -h, --help, help ... displays this help information"
     echo "Examples:"
@@ -43,38 +44,56 @@ if [ "${#}" = "0"  ]; then
     exit 1
 else
     
-    while [ ${#} -gt 0 ]; do
-        case "${1}" in
+    while [ "$#" -gt 0 ]; do
+        case "$1" in
             --jpg)
                 JPG_OPTIMIZATION="y"
                 if [ "$2" ]; then
                     IMG_PATH=$2
+                    shift
+                else
+                    IMG_PATH="./*"
                 fi
-                shift
             ;;
             --png)
                 PNG_OPTIMIZATION="y"
-                IMG_PATH=$2
-                shift
+                if [ "$2" ]; then
+                    IMG_PATH=$2
+                    shift
+                else
+                    IMG_PATH="./*"
+                fi
             ;;
             --nowebp)
                 JPG_OPTIMIZATION="y"
                 PNG_OPTIMIZATION="y"
                 WEBP_OPTIMIZATION="n"
-                IMG_PATH=$2
-                shift
+                if [ "$2" ]; then
+                    IMG_PATH=$2
+                    shift
+                else
+                    IMG_PATH="./*"
+                fi
             ;;
             --webp)
                 WEBP_OPTIMIZATION="y"
-                IMG_PATH=$2
-                shift
+                if [ "$2" ]; then
+                    IMG_PATH=$2
+                    shift
+                else
+                    IMG_PATH="./*"
+                fi
             ;;
             --all)
                 PNG_OPTIMIZATION="y"
                 JPG_OPTIMIZATION="y"
                 WEBP_OPTIMIZATION="y"
-                IMG_PATH=$2
-                shift
+                if [ "$2" ]; then
+                    IMG_PATH=$2
+                    shift
+                else
+                    IMG_PATH="./*"
+                fi
             ;;
             -h | --help | help)
                 _help