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Contents
module Tao
module Generators
class IconsGenerator < Rails::Generators::NamedBase
source_root File.expand_path('../templates', __FILE__)
class_option :paths, type: :array, default: ['app/assets/icons', 'lib/assets/icons'], desc: 'Find svg files in specified paths.'
class_option :remove_color, type: :boolean, default: true, desc: 'Remove all fill attributes in svg.'
attr_reader :icons_html
def create_icons_file
@icons_html = svg_files.map {|file| " #{symbol(file)}\n"}.join
template 'icons.coffee.erb', File.join('lib/assets/javascripts/tao/ui/icons', "#{name.to_s}.coffee")
end
private
def svg_files
Dir.glob(options[:paths].map { |p|
File.expand_path(File.join(p, '*.svg'), destination_root)
}).uniq
end
def symbol(path)
name = File.basename(path, ".*").underscore().dasherize()
document = Nokogiri::XML(File.read(path))
if options[:remove_color] && !name.include?('with-color')
document.css('[fill]').each {|n| n.delete 'fill' }
else
document.css('[id="Main"], [id="main"], [fill="none"]')
.each {|n| n.delete 'fill' }
end
content = document.to_s
content.gsub(/<?.+\?>/,'')
.gsub(/<!.+?>/,'')
.gsub(/<title>.*<\/title>/, '')
.gsub(/<desc>.*<\/desc>/, '')
.gsub(/id=/,'class=')
.gsub(/<svg.+?>/, %Q{<svg id="icon-#{name}" #{dimensions(content)}>})
.gsub(/svg/,'symbol')
.gsub(/\n/, '') # Remove endlines
.gsub(/\s{2,}/, ' ') # Remove whitespace
.gsub(/>\s+</, '><') # Remove whitespace between tags
end
def dimensions(content)
dimension = content.scan(/<svg.+(viewBox=["'](.+?)["'])/).flatten
%Q{#{dimension.first} width="100%" height="100%"}
end
end
end
end
Version data entries
6 entries across 6 versions & 1 rubygems