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#!/usr/bin/env ruby
require 'yaml'
require 'optparse'
require 'digest'
require 'mini_magick'
require 'fileutils'
require 'erb'
def copyimage(path, file, target)
hash = Digest::MD5.file(file).hexdigest
hash = Digest::MD5.hexdigest(hash.to_s + target)
filename = "#{hash}.jpg"
dest = File.join(path, filename)
if File.exist?(dest)
puts "Skipping"
return filename
end
puts "Writing #{dest}"
# Resize image and write it to destination
image = MiniMagick::Image.open(file)
image.resize(target)
image.write(dest)
return filename
end
def forImgs(imgs, &block)
if imgs.respond_to?("each")
imgs.each &block
else
block.call(imgs)
end
end
def placeImage(file, src, href = nil)
if href
file.puts "<a href=\"#{href}\">"
end
file.puts "<img src=\"#{src}\">"
if href
file.puts "</a>"
end
end
options = {}
OptionParser.new do |opts|
opts.banner = "Usage: build.rb dest"
opts.on("-d", "--dest PATH", "PATH to put build files") do |path|
options[:path] = path
end
opts.on("-s", "--size SIZE", "Size to resize images to") do |size|
options[:size] = size
end
opts.on("-g", "--commit HASH", "Commit to display on website") do |hash|
options[:commit] = hash
end
opts.on("-c", "--clean", "Cleanup unused images") do |v|
options[:clean] = true
end
opts.on("-b", "--linkbase URL", "Add links to images, with URL as base") do |url|
options[:base] = url
end
end.parse!
options[:path] = "build" unless options[:path]
options[:size] = "1920x1080" unless options[:size]
options[:clean] = false unless options[:clean]
puts options
# Create build dir
FileUtils.mkdir_p(options[:path])
defs = YAML.load(File.read("imginfo.yml"))
files = {}
puts defs
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])
files[img] = dest
end
end
puts files
template = File.read("index.tmpl")
template = template.split("%BODY%")
File.open(File.join(options[:path], "index.html"), "w") do |file|
# Print preample
file.write(template[0])
defs["groups"].each do |value|
file.puts "<div class=\"group\">"
if value[:title]
file.puts "<h2>#{value[:title]}</h2>"
end
forImgs(value["imgs"]) do |img|
href = options[:base]
# If href is given add a filename at the end
if href
href = File.join(href, img)
end
placeImage(file, files[img], href)
end
if value["what"]
file.puts "<p>#{value["what"]}"
end
file.puts "</div>"
end
if options[:commit]
file.puts "<p>Build from commit #{options[:commit]}</p>"
end
# 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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