TextLinkAds | The Leader in Text Link Search Engine Optimization

Ruby On Rails Installation Instructions

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Copy all the code from textlinkadsController.rb below and paste it into your controller.
Copy all the code from textlinkads.rhtml below and paste it into your view (rhtml file).

Version 2.0.1

Ad Code

require 'net/http'
require 'cgi'

def content
  url = 'http://www.text-link-ads.com/xml.php?k=XXXXXXJOINtextlinkadsFORKEYXXXXXX&l=rails-tla-2.0.1&f=json'
  url_time, url_data = fragment_key(url)

  # is it time to update the cache?
  time = read_fragment(url_time)
  if time.nil? || time.to_time < Time.now
    @links = requester(url) rescue nil
    
    if @links.nil?
      # error getting links, try again in an hour
      write_fragment(url_time, Time.now + 1.hour)
      @links = read_fragment(url_data)
    else
      expire_fragment(url_time)
      expire_fragment(url_data)
      write_fragment(url_time, Time.now + 6.hour)
      write_fragment(url_data, @links)
    end
  else
    # use the cache
    @links = read_fragment(url_data)
  end
end

def requester(url)
  ActiveSupport::JSON.decode(http_get(url))
end

def http_get(url)
  Net::HTTP.get_response(URI.parse(url)).body.to_s
end

def fragment_key(name)
  return "TLA/T/#{name}", "TLA/D/#{name}"
end

Ad Code

<% unless @links.nil? or @links.size.zero? %>
  <ul>
  <% @links.each do |link| %>
    <li><%= link['BeforeText'].empty? ? '' : "#{link['BeforeText']} " %><a href="<%= link['URL'] %>"><%= link['Text'] %></a><%= link['AfterText'].empty? ? '' : " #{link['AfterText']}" %></li>
  <% end %>
  </ul>
<% end %>