Class: Headhunter::HtmlValidator

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

Defined Under Namespace

Classes: Response

Constant Summary collapse

VALIDATOR_DIR = 
Gem.loaded_specs['headhunter'].full_gem_path + '/lib/tidy/'
EXECUTABLE = 
'tidy'

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ HtmlValidator

Returns a new instance of HtmlValidator.



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# File 'lib/headhunter/html_validator.rb', line 11

def initialize
  @responses = []
end

Instance Attribute Details

#responses ⇒ Object (readonly)

Returns the value of attribute responses.



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# File 'lib/headhunter/html_validator.rb', line 9

def responses
  @responses
end

Instance Method Details

#invalid_responses ⇒ Object 



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# File 'lib/headhunter/html_validator.rb', line 34

def invalid_responses
  @responses.reject(&:valid?)
end

#statistics ⇒ Object 



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# File 'lib/headhunter/html_validator.rb', line 38

def statistics
  lines = []

  lines << "Validated #{responses.size} pages.".yellow
  lines << "All pages are valid.".green unless invalid_responses.any?
  lines << "#{x_pages_be(invalid_responses.size)} invalid.".red if invalid_responses.any?

  invalid_responses.each do |response|
    lines << "  #{response.uri}:".red

    response.errors.each do |error|
      lines << "    - #{error.to_s}".red
    end
  end

  lines.join("\n")
end

#valid_responses ⇒ Object 



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# File 'lib/headhunter/html_validator.rb', line 30

def valid_responses
  @responses.select(&:valid?)
end

#validate(uri, html) ⇒ Object 



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# File 'lib/headhunter/html_validator.rb', line 15

def validate(uri, html)
  Dir.chdir(VALIDATOR_DIR) do
    raise "Could not find tidy in #{Dir.pwd}" unless File.exists? EXECUTABLE

    # Docs for Tidy: http://tidy.sourceforge.net/docs/quickref.html
    stdin, stdout, stderr = Open3.popen3("#{EXECUTABLE} -quiet")
    stdin.puts html
    stdin.close
    stdout.close

    @responses << Response.new(stderr.read, uri)
    stderr.close
  end
end

#x_pages_be(size) ⇒ Object 



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# File 'lib/headhunter/html_validator.rb', line 56

def x_pages_be(size)
  if size <= 1
    "#{size} page is"
  else
    "#{size} pages are"
  end
end