From c630a64a26d0a9593438734d0b368184f4717038 Mon Sep 17 00:00:00 2001
From: Julian T <julian@jtle.dk>
Date: Thu, 17 Sep 2020 19:17:52 +0200
Subject: Support wallpaper export to other extensions

---
 build.rb | 33 +++++++++++++++++++--------------
 1 file changed, 19 insertions(+), 14 deletions(-)

(limited to 'build.rb')

diff --git a/build.rb b/build.rb
index a617fc0..1805a47 100755
--- a/build.rb
+++ b/build.rb
@@ -7,10 +7,10 @@ require 'mini_magick'
 require 'fileutils'
 require 'erb'
 
-def copyimage(path, file, target)
+def copyimage(path, file, target, extension)
   hash = Digest::MD5.file(file).hexdigest
   hash = Digest::MD5.hexdigest(hash.to_s + target)
-  filename = "#{hash}.jpg"
+  filename = "#{hash}.#{extension}"
   dest = File.join(path, filename)
 
   if File.exist?(dest)
@@ -22,6 +22,7 @@ def copyimage(path, file, target)
   # Resize image and write it to destination
   image = MiniMagick::Image.open(file)
   image.resize(target)
+  image.format(extension)
   image.write(dest)
 
   return filename
@@ -64,11 +65,15 @@ OptionParser.new do |opts|
   opts.on("-b", "--linkbase URL", "Add links to images, with URL as base") do |url|
     options[:base] = url
   end
+  opts.on("-e", "--extension EXT", "Image extension to use with imagemagick") do |ext|
+    options[:extension] = ext
+  end
 end.parse!
 
 options[:path] = "build" unless options[:path]
 options[:size] = "1920x1080" unless options[:size]
 options[:clean] = false unless options[:clean]
+options[:extension] = "jpg" unless options[:extension]
 puts options
 
 # Create build dir
@@ -84,7 +89,7 @@ defs["groups"].each do |value|
   # For each image inside group
   forImgs(value["imgs"]) do |img|
     puts "Converting file #{img}"
-    dest = copyimage(options[:path], img, options[:size])
+    dest = copyimage(options[:path], img, options[:size], options[:extension])
     files[img] = dest
   end
 
@@ -95,6 +100,17 @@ puts files
 template = File.read("index.tmpl")
 template = template.split("%BODY%")
 
+# Cleanup old files
+if options[:clean]
+  Dir.glob(File.join(options[:path], "*")) do |file|
+    hash = File.basename(file)
+    if !files.values.include? hash 
+      puts "Cleaning #{hash}"
+      File.delete(file)
+    end
+  end
+end
+
 File.open(File.join(options[:path], "index.html"), "w") do |file|
   # Print preample
   file.write(template[0])
@@ -127,14 +143,3 @@ File.open(File.join(options[:path], "index.html"), "w") do |file|
   # Print postampleee?
   file.write(template[1])
 end
-
-# Cleanup old files
-if options[:clean]
-  Dir.glob(File.join(options[:path], "*.jpg")) do |file|
-    hash = File.basename(file)
-    if !files.values.include? hash 
-      puts "Cleaning #{hash}"
-      File.delete(file)
-    end
-  end
-end
-- 
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