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