Class: Onebox::Engine::AmazonOnebox

Inherits:
Object
  • Object
show all
Includes:
Onebox::Engine, HTML, LayoutSupport
Defined in:
lib/onebox/engine/amazon_onebox.rb

Constant Summary

Constants included from Onebox::Engine

DEFAULT

Instance Attribute Summary

Attributes included from Onebox::Engine

#errors, #timeout, #uri

Instance Method Summary collapse

Methods included from LayoutSupport

#layout, max_text, #to_html

Methods included from Onebox::Engine

all_iframe_origins, engines, included, #initialize, #options, #options=, origins_to_regexes, #placeholder_html, #to_html

Instance Method Details

#http_params ⇒ Object 



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# File 'lib/onebox/engine/amazon_onebox.rb', line 39

def http_params
  if @options && @options[:user_agent]
    { 'User-Agent' => @options[:user_agent] }
  end
end

#tld ⇒ Object 



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# File 'lib/onebox/engine/amazon_onebox.rb', line 35

def tld
  @tld || @@matcher.match(@url)["tld"]
end

#url ⇒ Object 



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# File 'lib/onebox/engine/amazon_onebox.rb', line 16

def url
  # Have we cached the HTML body of the requested URL?
  # If so, try to grab the canonical URL from that document,
  # rather than guess at the best URL structure to use
  if @body_cacher && @body_cacher.respond_to?('cache_response_body?')
    if @body_cacher.cached_response_body_exists?(uri.to_s)
      @raw ||= Onebox::Helpers.fetch_html_doc(@url, http_params, @body_cacher)
      canonical_link = @raw.at('//link[@rel="canonical"]/@href')
      return canonical_link.to_s if canonical_link
    end
  end

  if match && match[:id]
    return "https://www.amazon.#{tld}/dp/#{Onebox::Helpers.uri_encode(match[:id])}"
  end

  @url
end