Create new rails app
Install following Gems
gem 'nokogiri'
gem 'open-uri'
- Script
begin
@doc = Nokogiri::HTML(URI.open(params[:page][:url]).read)
@summary = @doc.xpath("//*").map(&:name).each_with_object({}) {|n, r| r[n] = (r[n] || 0) + 1 }
rescue Exception => e
puts "Couldn't read \"#{ params[:page][:url] }\": #{ e }"
end
- View
<% @summary.each do |tag, count| %>
<div>
<%= tag %>: <%= count %>
</div>
<% end %>
Github Repo: rails-UrltoHtml
Demo Link: rails-UrltoHtml
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