Ruby class to fetch suggested keywords

# A ruby class to fetch suggested keywords using Yahoo's term Extraction API require 'rubygems' require 'xmlsimple' require 'net/http' class Tagger def content @content end def content=(content) @content = content end def appid @appid end def appid=(appid) @appid = appid end def initialize end def fetch url = URI.parse('http://search.yahooapis.com/ContentAnalysisService/V1/termExtraction') post_args = { 'appid' => appid, 'context' => content, 'output' => "xml" } resp1, xml_data = Net::HTTP.post_form(url, post_args) keywords = "" data = XmlSimple.xml_in(xml_data) data['Result'].each do |item| keywords = keywords + item + ", " end return keywords end end

require 'tagger' tagg = Tagger.new tagg.appid = 'GO_GET_YOUR_OWN!' tagg.content = "The content of the post....." puts tagg.fetch

I have recently ditched Perl and fell for Ruby . Here is a Ruby class which gets suggested keywords from yahoo API and presents it in a comma separated list. This might be useful for people who use Ruby to upload/edit multiple posts and need to tag them automagically. This might be awfully simple for the hardcore guys, but for a noob like me, had I come across this example earlier it would have saved me an hour or so. Here it goes... The Class :-Download the class here Sample usage :The appid is available from the Yahoo Developer Network Limitations : Maximum 5000 queries per day per IP.