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Contents
require "jsduck/logger"
require "fileutils"
module JsDuck
# Looks up images from directories specified through --images option.
class Images
def initialize(paths)
@paths = scan_for_images(paths)
@images = {}
end
# Scans each path for image files, building a hash of paths where
# each path points to a hash of image files found in that path.
def scan_for_images(paths)
map = {}
paths.each do |path|
# Scans directory for image files
map[path] = {}
Dir[path+"/**/*.{png,jpg,jpeg,gif}"].each do |img|
map[path][img] = false
end
end
map
end
# Adds relative image path of an image
def add(filename)
unless @images[filename]
@images[filename] = true
end
end
# Copys over images to given output dir
def copy(output_dir)
@images.each_key do |img|
unless copy_img(img, output_dir)
Logger.instance.warn(:image, "Image not found.", img)
end
end
report_unused
end
# Attempts to copy one image, returns true on success
def copy_img(img, output_dir)
@paths.each_pair do |path, map|
filename = path + "/" + img
if map.has_key?(filename)
dest = output_dir + "/" + img
Logger.instance.log("Copying image", dest)
FileUtils.makedirs(File.dirname(dest))
FileUtils.cp(filename, dest)
# mark file as used.
map[filename] = true
return true
end
end
return false
end
# Report unused images
def report_unused
@paths.each_pair do |path, map|
map.each_pair do |img, used|
Logger.instance.warn(:image_unused, "Image not used.", img) unless used
end
end
end
end
end
Version data entries
31 entries across 31 versions & 1 rubygems