Module: PoliticoRSS

Defined in:
lib/politico_rss.rb,
lib/politico_rss/version.rb

Overview

A module for parsing POLITICO RSS feeds (http://www.politico.com/rss).

Constant Summary collapse

VERSION =

Please observe semantic versioning (http://semver.org/).

"1.0.0"

Class Method Summary collapse

Class Method Details

.feed(feed_name) ⇒ Hash

Request information about, and contents of, a given RSS feed.

Examples:

PoliticoRSS.feed("politics08")

Parameters:

  • feed_name (String) —

    The name of the POLITICO RSS feed. Get this from the feed's URL.

Returns:

  • (Hash) 


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# File 'lib/politico_rss.rb', line 19

def self.feed(feed_name)
  feed_url = "http://www.politico.com/rss/#{feed_name}.xml"

  doc = Nokogiri::XML(open(feed_url))
  response = Hash.from_xml(doc.to_s)
  response = response["rss"]["channel"]
  response = response.to_snake_keys # rename "pubDate" attribute to "pub_date", and rename any other camel-cased keys that might exist in the future
  response[:link] = response[:link][0][:href] unless response[:link].kind_of?(String) # simplify "link" attribute from a Hash to a String (if necessary - sometimes its just a string)
  response[:items] = response.delete(:item) # rename "item" attribute to "items"
  response[:items] = [response[:items]] unless response[:items].kind_of?(Array) # ensure the "items" attribute is an array, even if there is only one item, in which case it was a hash

  return response
end