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December 12, 2015 05:49
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Bitcoin Gem price checker with notifications.
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require 'nokogiri' | |
require 'open-uri' | |
require 'terminal-notifier' | |
title = 'Bitcoin Gem' | |
activate = 'com.googlecode.iterm2' | |
current_price = 0 | |
while 1 | |
page = Nokogiri::HTML open('http://bitcoingem.com/') | |
h2 = page.at 'h2' | |
price = h2.to_s[/(\d+\.\d+)/, 1].to_f | |
if price == current_price | |
sleep 5 | |
elsif price > current_price | |
TerminalNotifier.notify("Price rose from #{current_price} to #{price}", :activate => activate, :title => title) | |
current_price = price | |
elsif price < current_price | |
TerminalNotifier.notify("Price dropped from #{current_price} to #{price}", :activate => activate, :title => title) | |
current_price = price | |
end | |
end |
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