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May 4, 2021 20:52
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Hey World Posts Counter
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#!/usr/bin/env ruby | |
require 'rss' | |
require 'open-uri' | |
class Blog | |
def initialize(name) | |
@name = name | |
end | |
def feed_url | |
"https://world.hey.com/#{@name}/feed.atom" | |
end | |
def fetch_posts | |
URI.open(feed_url) do |rss| | |
begin | |
feed = RSS::Parser.parse(rss) | |
feed.items.each do |item| | |
date=item.published.content | |
yield date.to_s[/2021-\d\d-\d\d/] | |
end | |
rescue => error | |
STDERR.puts "Error parsing #{feed_url}" | |
STDERR.puts "#{error}" | |
next | |
end | |
end | |
end | |
end | |
posts_per_day = Hash.new | |
i = 0 | |
File.read("blog_list").split.sort.each do |name| | |
blog = Blog.new name | |
blog.fetch_posts do |date| | |
if not posts_per_day[date] | |
posts_per_day[date] = 1 | |
else | |
STDERR.print "." | |
posts_per_day[date] = posts_per_day[date] + 1 | |
end | |
i = i + 1 | |
end | |
end | |
posts_per_day.each do |key, value| | |
puts "#{key},#{value}" | |
end |
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