Class: YoutubeShort

Inherits:
Object
  • Object
show all
Defined in:
lib/yt-download.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(url = "", output = nil) ⇒ YoutubeShort

Returns a new instance of YoutubeShort.



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# File 'lib/yt-download.rb', line 14

def initialize(url="", output=nil)
	@shorts_url = url
	@shorts_id = url.match(%r"shorts\/([\w]+)").to_s
	if (! output.nil?)
		@path = output
	else
		@path = File.realpath(File.dirname(".")) + "/" # set default path where u running bin file
	end
	@formats = []
	@adaptiveFormats = []
end

Instance Attribute Details

#adaptiveFormats ⇒ Object (readonly)

Returns the value of attribute adaptiveFormats.



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# File 'lib/yt-download.rb', line 13

def adaptiveFormats
  @adaptiveFormats
end

#formats ⇒ Object (readonly)

Returns the value of attribute formats.



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# File 'lib/yt-download.rb', line 13

def formats
  @formats
end

#path ⇒ Object (readonly)

Returns the value of attribute path.



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# File 'lib/yt-download.rb', line 13

def path
  @path
end

#shorts_id ⇒ Object (readonly)

Returns the value of attribute shorts_id.



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# File 'lib/yt-download.rb', line 13

def shorts_id
  @shorts_id
end

#shorts_url ⇒ Object (readonly)

Returns the value of attribute shorts_url.



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# File 'lib/yt-download.rb', line 13

def shorts_url
  @shorts_url
end

Instance Method Details

#Main ⇒ Object 



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# File 'lib/yt-download.rb', line 70

def Main
	puts "\n [yt-download] downloading webpage: #{@shorts_id}"
	if (json_data = parseJS(getPage(@shorts_url)))
		json_data.each do | key, value |
			puts " [yt-download] #{key.gsub(/\w+/) do | word | word.capitalize end} : #{value}"
		end
		puts "\n 1). Audio with video (#{@formats.length()})\n 2). Audio / Video only (#{@adaptiveFormats.length()})\n"
		choice = prompt "\n • choice : "
		puts
		all_formats = [@formats, @adaptiveFormats]
		if (choice.to_i - 1) < all_formats.length
			index_formats = all_formats[choice.to_i-1]
			puts "         [:type, :quality, :bitrate] \n\n"
			index_formats.each_with_index do | string, index |
				puts " #{index + 1}). #{string['type']} / #{string['quality']} / #{string['bitrate']}"
			end
			choice = prompt "\n • choice : "
			if (choice.to_i - 1) < index_formats.length
				index_choice = index_formats[choice.to_i - 1]
				filename = json_data["title"] + "." + index_choice["type"].split("/")[-1]
				puts " [yt-download] downloading files: #{filename}"
				if (! index_choice["link"].nil?)
					download_stream(
						index_choice["link"],
						filename,
						@path
					)
					puts " [yt-download] saved as: #{@path}#{filename}"
				else
					abort(" •! exception with signatureCipher, try other shorts url!")
				end
			else
				abort(" •! must be < #{index_formats.length}")
			end
		else	
			abort(" •! must be < #{all_formats.length}")
		end
	else
		abort('failed get video info!')
	end
end

#parseJS(page) ⇒ Object 



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# File 'lib/yt-download.rb', line 26

def parseJS(page)
	formats = []
	adaptiveFormats = []
	if (js = page.match(%r"(?<=ytInitialPlayerResponse\s=\s)(.*?)(?=;(?:var\smeta|<\/script>))"))
		data = loadJson(js.to_s)
		if (data.has_key?("playabilityStatus"))
			if (data["playabilityStatus"]["status"].downcase == "ok")
				["formats","adaptiveFormats"].each { | format |
					data["streamingData"][format].each { | stream |
						quality = if stream.has_key?("qualityLabel") then stream["qualityLabel"] else "" end
						opts = {
							"link" => stream["url"],
							"type" => stream["mimeType"].split(";")[0],
							"quality" => quality,
							"bitrate" => stream["bitrate"]
						}
						eval %{
							if !@#{format}.include?(opts)
								@#{format}.append(opts)
							end
						}
								
					}
				}
				video_info = data["videoDetails"]
				tags = video_info.has_key?("keywords") ? video_info["keywords"] : []
				return {
					"author" => video_info["author"],
					"title" => video_info["title"],
					"duration" => video_info["lengthSeconds"],
					"tags" => tags.join(', '),
					"description" => video_info["shortDescription"]
				}
			else
				return false
			end
		else
			return false
		end
	else
		abort(" •! failed get js data!")
	end
end