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dotob/rss2uli.rb

Created June 12, 2012 10:32
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rss parsing with ruby and simplerss
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rss2uli.rb
require 'simple-rss'
require 'open-uri'
class RssReader
def parseFeed (url, length)
feed_url = url
result = SimpleRSS.parse open(feed_url)
output = "<html><meta charset=\"utf-8\"><body>";
output += "<h1>#{result.channel.title}</h1><br />"
result.items.each_with_index do |item, i|
if ++i < length
output += "<h2><a href=\"#{item.link}\">#{item.title}</a></h2>"
output += "<h3>#{item.author}</h3>"
output += "<p>#{item.summary}</p>"
output += "<br />"
output += "<br />"
end
end
output += "</body></html>"
return output
end
end
rr = RssReader.new
len = if ARGV.length == 3 then ARGV[2] else 10 end
html = rr.parseFeed(ARGV[0], len.to_i)
aFile = File.new(ARGV[1], "w")
aFile.write(html)
aFile.close
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