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HTTParty: Quick Web Service Consumption From Any Ruby Class

HTTParty is a new Ruby library by John Nunemaker (of railstips.org fame) that makes it a snap to build classes that can use Web-based APIs and related services. At its simplest, you include the HTTParty module within a class, which gives your class a "get" method that can retrieve data over HTTP. Further directives, however, instruct HTTParty to parse results (XML, JSON, and so on), define base URIs for the requests, and define HTTP authentication information.

HTTParty's simplicity is demonstrated in the most "complex" example John gives in his introduction post - a Representative class that can retrieve information about US Representatives from whoismyrepresentative.com:

require 'rubygems' require 'httparty' class Representative include HTTParty base_uri 'whoismyrepresentative.com' default_params :output => 'json' format :json def self.find_by_zip(zip) get('/whoismyrep.php', :query => {:zip => zip}) end def self.get_all_by_name(last_name) get('/getall_reps_byname.php', :query => {:lastname => last_name}) end end puts Representative.get_all_by_name('Donnelly').inspect # {"results"=>[{"district"=>"2", "last"=>"Donnelly", "first"=>"Joe", "state"=>"IN", "party"=>"D"}]}

That code will work for you after a simple gem install httparty. So, join the HTTParty now; it looks pretty fun.



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Published 3 months ago
By Peter Cooper
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