From bcbf28b67b8f5000f5b29523d796b3a15c25fd8a Mon Sep 17 00:00:00 2001
From: Gianmarco Gargiulo <me@gianmarco.ga>
Date: Thu, 18 Aug 2022 16:31:06 +0200
Subject: [PATCH] Updated the compile script (v2) with extra flags and image
 optimization

---
 compile | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++++----
 1 file changed, 62 insertions(+), 4 deletions(-)

diff --git a/compile b/compile
index 6600334..8b926c7 100755
--- a/compile
+++ b/compile
@@ -1,7 +1,65 @@
-#/bin/bash
+#!/bin/bash
 
-if [[ -d "public" ]]; then
-    rm -rf public/* && hugo
+# gmgsite compile script v2, merged with b-m-f's hugo-picture-optimization
+
+MAXIMUM_JPG_SIZE=250
+PNG_OPTIMIZATION_LEVEL=2
+
+optimize_images () {
+
+# OG by b-f-m on GitHub
+
+if hash exiftool 2>/dev/null; then
+	# remove exif data on all images in new_images
+	exiftool -all= public/ -r
 else
-    mkdir public && hugo
+	echo "Install perl-image-exiftool to optimize images"
 fi
+
+if hash jpegoptim 2>/dev/null; then
+	for image in $(find public/ -regextype posix-extended -iregex ".*\.(jpeg|jpg)"); do
+		# resize to width 1400 only if bigger than that
+		mogrify -resize '1400>' $image
+		# remove all metadata and try to optimize jpeg image to match the Maximum size defined above
+		jpegoptim --strip-all --size=$MAXIMUM_JPG_SIZE $image
+	done;
+else
+	echo "Install jpegoptim to optimize JPEG images"
+fi
+
+if hash optipng 2>/dev/null; then
+	for image in $(find public/ -regextype posix-extended -iregex ".*\.(png)"); do
+		# resize to width 1400 only if bigger than that
+		mogrify -resize '1400>' $image
+		# optimize PNG with a give level (higher = slower) and remove all metadata
+		optipng -clobber -strip all -o $PNG_OPTIMIZATION_LEVEL $image
+	done;
+else
+	echo "Install optipng to optimize PNG images"
+fi
+
+find -type f -name '*_original' -delete
+
+}
+
+case $1 in
+    --no-clean-folder | -c)
+        mkdir public; hugo && optimize_images;;
+
+    --no-optimize-images | -i)
+        if [[ -d "public" ]]; then
+            rm -rf public/* && hugo
+        else
+            mkdir public && hugo
+        fi;;
+
+    --just-compile | -j)
+        mkdir public; hugo;;
+
+    *)
+        if [[ -d "public" ]]; then
+            rm -rf public/* && hugo && optimize_images
+        else
+            mkdir public && hugo && optimize_images
+        fi;;
+esac