Download youtube videos form the safari reading list. More info at: http://www.alejandromp.com/blog/2015/1/26/download-youtube-videos-from-the-safari-reading-list

srly.rb

require 'nokogiri-plist'
require 'uri'

class SRLItem
	attr_accessor :title
	attr_accessor :url
	
	attr_accessor :source
	
	def initialize(dict)
		@title = dict['URIDictionary']['title']
		@url = dict['URLString']
		@source = dict
	end
	
	def to_s
		@title + " - " + @url
	end
end

def loadXML()
	xml = `plutil -convert xml1 -o - ~/Library/Safari/Bookmarks.plist`
end

def loadReadingList()
	xml = loadXML()
	plist = Nokogiri::PList(xml)
	items = plist["Children"]
	list = items.select{ |e|
		e["Title"]=="com.apple.ReadingList"
	}[0]["Children"]
	return list
end

def createItems()
	rl = loadReadingList()
	items = rl.map { |e|
		item = SRLItem.new(e)
	}
	return items
end

def downloadItem(i)
	#	puts "-> " + i.url
	query_string = URI.parse(i.url).query
	if !query_string
		return false
	end
	parameters = Hash[URI.decode_www_form(query_string)]
	id = parameters["v"]
	yurl = "https://www.youtube.com/watch?v=#{id}"
#	puts yurl
	command = "youtube-dl #{yurl} > /dev/null"
	result = system command
	return result
end

items = createItems()
yItems = items.select{|i| i.url.include? "youtu"}
yItems.each{|i| 
	res = downloadItem(i)
	puts i.title + " -> "+ res.to_s
}