Module: RailsAmp::ViewHelpers::ActionView

Defined in:
lib/rails_amp/view_helpers/action_view.rb

Instance Method Summary collapse

Instance Method Details

#amp_renderable? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rails_amp/view_helpers/action_view.rb', line 68

def amp_renderable?
  RailsAmp.amp_renderable?(controller.controller_path, controller.action_name)
end

#rails_amp_amphtml_link_tag ⇒ Object

To add header code in default layout like application.html.erb.



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# File 'lib/rails_amp/view_helpers/action_view.rb', line 6

def rails_amp_amphtml_link_tag
  return '' unless RailsAmp.target?(controller.controller_path, controller.action_name)

  amp_uri = URI.parse(request.url)
  if request.path == root_path
    amp_path = "#{controller.controller_path}/#{controller.action_name}.#{RailsAmp.default_format}"
  else
    amp_path = ".#{RailsAmp.default_format}"
  end
  amp_uri.path = amp_uri.path + amp_path
  amp_uri.query = ERB::Util.h(amp_uri.query) if amp_uri.query.present?

  %Q(<link rel="amphtml" href="#{amp_uri.to_s}" />).html_safe
end

#rails_amp_canonical_url ⇒ Object 



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# File 'lib/rails_amp/view_helpers/action_view.rb', line 64

def rails_amp_canonical_url
  request.url.gsub(".#{RailsAmp.default_format.to_s}", '')
end

#rails_amp_google_analytics_head ⇒ Object 



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# File 'lib/rails_amp/view_helpers/action_view.rb', line 30

def rails_amp_google_analytics_head
  return '' if RailsAmp.analytics.blank?

  analytics_head =<<"EOS"
<!-- Google Analytics for amp pages. -->
    <script async custom-element="amp-analytics" src="https://cdn.ampproject.org/v0/amp-analytics-0.1.js"></script>
EOS
  analytics_head.html_safe
end

#rails_amp_google_analytics_page_tracking ⇒ Object 



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# File 'lib/rails_amp/view_helpers/action_view.rb', line 40

def rails_amp_google_analytics_page_tracking
  return '' if RailsAmp.analytics.blank?

  analytics_code =<<"EOS"
<!-- Google Analytics Page Tracking for amp pages. -->
    <amp-analytics type="googleanalytics" id="rails_amp_analytics">
<script type="application/json">
{
  "vars": {
    "account": "#{RailsAmp.analytics}"
  },
  "triggers": {
    "trackPageview": {
      "on": "visible",
      "request": "pageview"
    }
  }
}
</script>
    </amp-analytics>
EOS
  analytics_code.html_safe
end

#rails_amp_html_header ⇒ Object 



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# File 'lib/rails_amp/view_helpers/action_view.rb', line 21

def rails_amp_html_header
  header =<<"EOS"
<!-- Snipet for amp library. -->
    <style amp-boilerplate>body{-webkit-animation:-amp-start 8s steps(1,end) 0s 1 normal both;-moz-animation:-amp-start 8s steps(1,end) 0s 1 normal both;-ms-animation:-amp-start 8s steps(1,end) 0s 1 normal both;animation:-amp-start 8s steps(1,end) 0s 1 normal both}@-webkit-keyframes -amp-start{from{visibility:hidden}to{visibility:visible}}@-moz-keyframes -amp-start{from{visibility:hidden}to{visibility:visible}}@-ms-keyframes -amp-start{from{visibility:hidden}to{visibility:visible}}@-o-keyframes -amp-start{from{visibility:hidden}to{visibility:visible}}@keyframes -amp-start{from{visibility:hidden}to{visibility:visible}}</style><noscript><style amp-boilerplate>body{-webkit-animation:none;-moz-animation:none;-ms-animation:none;animation:none}</style></noscript>
    <script async src="https://cdn.ampproject.org/v0.js"></script>
EOS
  header.html_safe
end