パクリツイートを見つけてさらにパクる時用earthquake.gem plugin

echo.rb

# -*- coding: utf-8 -*-
#
# e.g.
#  [$ab] foo: yo!
#    .
#    .
#  [$nz] who: yo!
#
#  ⚡ :echo
#  update 'yo!' [Yn]
#

Earthquake.init do
  command :echo do
    a = ("aa".."zz").to_a.inject([]){|s,v|
      break s unless id = var2id("$#{v}");
      next  s unless st = cache.read("status:#{id}");
      s << st if st["text"] && !(/^RT\s/ =~ st["text"])
      s
    }
    txts = a.sort_by{|e| e["id"]}.reverse.map{|st| st["text"]}
    if txt = txts.uniq.detect{|e| txts.index(e) != txts.rindex(e)}
      input(":update #{txt}")
    else
      puts "Not found echo tweet."
    end
  end
end