Sha256: b33490fb1a5dd20a8e8db433ab0e4484beffc5c4355c12954d1d2b3114f8efbd
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Size: 1.34 KB
Versions: 10
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Contents
require 'uri'
module Rack::PageSpeed::Filters
class Base
attr_reader :document, :options
@@subclasses = []
def initialize options = {}
@options = options
end
class << self
def inherited klass
@@subclasses << klass
end
def available_filters
@@subclasses
end
def requires_store
instance_eval do
def new options = {}
options[:store] ? super(options) : raise("#{name} requires :store to be specified.")
end
end
end
def name _name = nil
_name ? @name = _name : @name ||= underscore(to_s)
end
def priority _number = nil
_number ? @priority = _number.to_i : @priority
end
private
def underscore word
word.split('::').last.
gsub(/([A-Z]+)([A-Z][a-z])/,'\1_\2').
gsub(/([a-z\d])([A-Z])/,'\1_\2').
tr("-", "_").
downcase
end
end
private
def file_for node
path = case node.name
when 'script'
node['src']
when 'img'
node['src']
when 'link'
node['href']
end
return false unless path
path = ::File.join(options[:public], URI.parse(path).path)
::File.open path if ::File.exists? path
end
end
# shortcut
Rack::PageSpeed::Filter = Base
end
Version data entries
10 entries across 10 versions & 2 rubygems