Class: Nod

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

Instance Method Summary collapse

Constructor Details

#initialize(tmp_dir_to_write_to = nil) ⇒ Nod

Returns a new instance of Nod.



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# File 'lib/nod.rb', line 11

def initialize(tmp_dir_to_write_to=nil)
  @basedir = tmp_dir_to_write_to || './tmp/git_repos'
  @git_cloner = GitCloner.new('./tmp/filling-in')
  @gem_savvy = GemSavvy.new
end

Instance Method Details

#get_license_from_home_page(web_page, tmp_dir) ⇒ Object 



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# File 'lib/nod.rb', line 53

def get_license_from_home_page(web_page, tmp_dir)
  
  if web_page.nil?
    return nil
  end
  
  unless web_page.start_with?('http://')
    web_page = "http://#{web_page}"
  end
  
  license_type = 'Cannot determine'
  unless web_page.nil?
    unless Dir.exists?(tmp_dir)
      Dir.mkdir tmp_dir
    end
    File.open("#{tmp_dir}/webpage_source", 'w') do |file|
      file << open(web_page).read
    end
    license_type = LicenseHunch.determine_license_from_file 'webpage_source', tmp_dir
  end
  license_type
end

#get_license_report_for_gem(name) ⇒ Object 



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# File 'lib/nod.rb', line 17

def get_license_report_for_gem(name)
  url = @gem_savvy.git_clone_url name
  report = {}
  
  tmp_dir = "#{@basedir}/#{name}"
  if !url.nil?
    successful_clone = @git_cloner.clone_url url, tmp_dir
    if successful_clone && File.exists?(tmp_dir)
      files_in_repo = Dir.entries(tmp_dir)
      licenses_files = files_in_repo.select { |file_name| file_name if (file_name =~ /license/i || file_name =~ /readme/i || file_name =~ /copying/i)}
      # puts "license files for gem #{name} are #{licenses_files}, tmp dir is #{tmp_dir}"
      if !licenses_files.nil? && licenses_files.size > 0
        licenses_files.each do | file |
          license_type = LicenseHunch.determine_license_from_file file, tmp_dir
          unless license_type.nil?
            return get_report name, url, license_type
          end
        end
        report = get_report name, url, 'Unknown'
      else
        report = get_report name, url, 'Unknown'
      end
    else
      # TODO handle this
      info = @gem_savvy.info_for(name)
      puts "info is #{info}"
      puts "in else? file didn't exist? gem is #{name}"
    end #file exists
  else
    info = @gem_savvy.info_for(name)
    license_type = get_license_from_home_page info['homepage_uri'], tmp_dir
    report = {:gem_name => name, :gem_home_page => info['homepage_uri'], :gem_source_url => info['source_code_uri'], :gem_license => license_type }
  end
  return report
end

#get_licenses_for(gemfile_path) ⇒ Object 



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# File 'lib/nod.rb', line 80

def get_licenses_for(gemfile_path)
  parser = BundleParser.new(gemfile_path)
  all_names = parser.gem_names
  report = []
  
  all_names.each { | name | report <<  get_license_report_for_gem(name) }
  return report
end

#get_report(gem_name, url, license_type) ⇒ Object 



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# File 'lib/nod.rb', line 76

def get_report(gem_name, url, license_type)
  {:gem_name => gem_name, :gem_home_page => @gem_savvy.gem_home(gem_name), :gem_source_url => url, :gem_license => license_type}
end