class Branding::Railtie
Public Class Methods
best_icon(ideal_width)
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find the best suited icon in a rails app
# File lib/branding/railtie.rb, line 24 def self.best_icon(ideal_width) paths = icon_paths.sort_by do |path| png = PNG.from_file(path) (ideal_width - png.width).abs end if paths.empty? nil else paths.first end end
icon_paths()
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# File lib/branding/railtie.rb, line 37 def self.icon_paths paths = ["#{Rails.root}/public/", "#{Rails.root}/app/assets/images/"] file_patterns = ['favicon*.png', 'apple-touch-icon*.png'] patterns = paths.product(file_patterns).map(&:join) Dir.glob(patterns) end