Class: HTMLPackage::Package

Inherits:
Object
  • Object
show all
Defined in:
lib/html_package/package.rb

Constant Summary collapse

JAVASCRIPT = 
"text/javascript"
PACKAGE = 
"text/package+html"
SPADE = 
"text/spade+javascript"
PACKAGES = 
"[type='#{PACKAGE}']"
SCRIPTS = 
"[type='#{JAVASCRIPT}']"
SPADES = 
"[type='#{SPADE}']"
SELF = 
"[rel='self']"
DEPENDENCY = 
"[rel='dependency']"
DEVELOPMENT_DEPENDENCY = 
"[rel$='dependency']"

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(document, resource_type, development) ⇒ Package

Returns a new instance of Package.



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# File 'lib/html_package/package.rb', line 26

def initialize(document, resource_type, development)
  @document = document
  @resource_type = resource_type
  @development = development
  if @development
    @dependency_type = DEVELOPMENT_DEPENDENCY
  else
    @dependency_type = DEPENDENCY
  end
end

Class Method Details

.open(uri, resource_type = SPADES, development = false) ⇒ Object 



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# File 'lib/html_package/package.rb', line 17

def self.open(uri, resource_type=SPADES, development = false)
  puts "opening package: #{uri.green}"
  new Nokogiri::HTML(Kernel.open uri), resource_type, development
rescue OpenURI::HTTPError => e
  puts "failed: GET #{uri.red}"
  puts "        #{e.class.name.bold} #{e.message.red.bold}"
  puts
end

Instance Method Details

#all_files ⇒ Object 



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# File 'lib/html_package/package.rb', line 62

def all_files
  @all_files ||= ( own_files + dependency_files ).uniq
end

#dependency_files ⇒ Object 



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# File 'lib/html_package/package.rb', line 51

def dependency_files
  links = []
  links += direct_links = links(@dependency_type, @resource_type).map{|link| link[:href]} 
  
  dependency_packages.each do |package|
    links += package.all_files
  end

  links
end

#dependency_packages ⇒ Object 



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# File 'lib/html_package/package.rb', line 41

def dependency_packages
  @dependency_packages ||= begin
    links(@dependency_type, PACKAGES).map do |package_link|
      href = package_link[:href]
      puts "dependency: #{href.blue}"
      HTMLPackage::Package.open(href, @resource_type, @dependency_type)
    end      
  end.compact
end

#find(selector) ⇒ Object 



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# File 'lib/html_package/package.rb', line 70

def find(selector)
  @document.css(selector)
end

#links(*properties) ⇒ Object 



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# File 'lib/html_package/package.rb', line 66

def links(*properties)
  find ["link"].concat(properties).join
end

#own_files ⇒ Object 



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# File 'lib/html_package/package.rb', line 37

def own_files
  links(SELF, @resource_type).map{|link| link[:href]}
end