Class: WWW::Favicon

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

Constant Summary collapse

VERSION = 
'0.0.6'

Instance Method Summary collapse

Instance Method Details

#find(url) ⇒ Object 



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# File 'lib/www/favicon.rb', line 10

def find(url)
  response = request(url)
  find_from_html(response.body, response.request_url)
end

#find_from_html(html, url) ⇒ Object 



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# File 'lib/www/favicon.rb', line 15

def find_from_html(html, url)
  favicon_url = find_from_link(html, url) || default_path(url)

  return nil unless valid_favicon_url?(favicon_url)

  favicon_url
end

#valid_favicon_url?(url) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/www/favicon.rb', line 23

def valid_favicon_url?(url)
  response = request(url)

  (
    response.code =~ /\A2/ &&
    response.body.to_s != '' &&
    response.content_type =~ /image/i
  ) ? true : false
end