Module: Recaptcha::ClientHelper

Defined in:
lib/recaptcha/client_helper.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.recaptcha_components(options = {}) ⇒ Object 



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# File 'lib/recaptcha/client_helper.rb', line 59

def self.recaptcha_components(options = {})
  html = ""
  attributes = {}
  fallback_uri = ""

  # Since leftover options get passed directly through as tag
  # attributes, we must unconditionally delete all our options
  options = options.dup
  env = options.delete(:env)
  class_attribute = options.delete(:class)
  site_key = options.delete(:site_key)
  hl = options.delete(:hl).to_s
  skip_script = (options.delete(:script) == false)
  data_attributes = {}
  [:badge, :theme, :type, :callback, :expired_callback, :size, :tabindex].each do |data_attribute|
    value = options.delete(data_attribute)
    data_attributes["data-#{data_attribute.to_s.tr('_', '-')}"] = value if value
  end

  unless Recaptcha::Verify.skip?(env)
    site_key ||= Recaptcha.configuration.site_key!
    script_url = Recaptcha.configuration.api_server_url
    script_url += "?hl=#{hl}" unless hl == ""
    html << %(<script src="#{script_url}" async defer></script>\n) unless skip_script
    fallback_uri = %(#{script_url.chomp(".js")}/fallback?k=#{site_key})
    attributes["data-sitekey"] = site_key
    attributes.merge! data_attributes
  end

  # Append whatever that's left of options to be attributes on the tag.
  attributes["class"] = "g-recaptcha #{class_attribute}"
  tag_attributes = attributes.merge(options).map { |k, v| %(#{k}="#{v}") }.join(" ")

  [html, tag_attributes, fallback_uri]
end

Instance Method Details

#invisible_recaptcha_tags(options = {}) ⇒ Object

Invisible reCAPTCHA implementation



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# File 'lib/recaptcha/client_helper.rb', line 50

def invisible_recaptcha_tags(options = {})
  options = { :callback => 'invisibleRecaptchaSubmit' }.merge(options)
  text = options.delete(:text)
  html, tag_attributes = Recaptcha::ClientHelper.recaptcha_components(options)
  html << recaptcha_default_callback if recaptcha_default_callback_required?(options)
  html << %(<button type="submit" #{tag_attributes}>#{text}</button>\n)
  html.respond_to?(:html_safe) ? html.html_safe : html
end

#recaptcha_tags(options = {}) ⇒ Object

Your public API can be specified in the options hash or preferably using the Configuration.



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# File 'lib/recaptcha/client_helper.rb', line 5

def recaptcha_tags(options = {})
  if options.key?(:stoken)
    raise(RecaptchaError, "Secure Token is deprecated. Please remove 'stoken' from your calls to recaptcha_tags.")
  end
  if options.key?(:ssl)
    raise(RecaptchaError, "SSL is now always true. Please remove 'ssl' from your calls to recaptcha_tags.")
  end

  noscript = options.delete(:noscript)

  html, tag_attributes, fallback_uri = Recaptcha::ClientHelper.recaptcha_components(options)
  html << %(<div #{tag_attributes}></div>\n)

  if noscript != false
    html << <<-HTML
      <noscript>
        <div>
          <div style="width: 302px; height: 422px; position: relative;">
            <div style="width: 302px; height: 422px; position: absolute;">
              <iframe
                src="#{fallback_uri}"
                frameborder="0" scrolling="no"
                style="width: 302px; height:422px; border-style: none;">
                title="ReCAPTCHA"
              </iframe>
            </div>
          </div>
          <div style="width: 300px; height: 60px; border-style: none;
            bottom: 12px; left: 25px; margin: 0px; padding: 0px; right: 25px;
            background: #f9f9f9; border: 1px solid #c1c1c1; border-radius: 3px;">
            <textarea id="g-recaptcha-response" name="g-recaptcha-response"
              class="g-recaptcha-response"
              style="width: 250px; height: 40px; border: 1px solid #c1c1c1;
              margin: 10px 25px; padding: 0px; resize: none;" value="">
            </textarea>
          </div>
        </div>
      </noscript>
    HTML
  end

  html.respond_to?(:html_safe) ? html.html_safe : html
end