Class: Tumblrer
- Inherits:
-
Object
- Object
- Tumblrer
- Defined in:
- lib/tumblrer.rb
Instance Method Summary collapse
- #download ⇒ Object
-
#initialize(url = nil, number_of_images = nil, start_index = nil) ⇒ Tumblrer
constructor
A new instance of Tumblrer.
- #statistics ⇒ Object
Constructor Details
#initialize(url = nil, number_of_images = nil, start_index = nil) ⇒ Tumblrer
Returns a new instance of Tumblrer.
6 7 8 9 10 11 12 13 14 |
# File 'lib/tumblrer.rb', line 6 def initialize(url = nil, number_of_images = nil, start_index = nil) @url = url @number_of_images = number_of_images || 10 @start_index = start_index || 0 @successfulls = 0 @fails = 0 @already_exists = 0 @mechanize = Mechanize.new end |
Instance Method Details
#download ⇒ Object
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 |
# File 'lib/tumblrer.rb', line 16 def download unless @url.nil? puts "download from: #{@url}" puts "going to download #{@number_of_images} of image(s) and starting from (#{@start_index}) index of image" puts "---------- downloading ----------" url = "#{@url}/api/read?type=photo&num=#{@number_of_images}&start=#{@start_index}" xml = Nokogiri::XML.parse(open(url)) images = (xml/'post photo-url').select{|post| post.content if post['max-width'].to_i == 1280}.map{|image| image.content} pwd = FileUtils.pwd images.each do |image| unless File.exists?("#{pwd}/#{image.to_s.split("/").last}") begin @mechanize.get(image).save puts "file saved to current directory :) - #{image}" @successfulls += 1 rescue puts "failed to save file to current directory :( - #{image}" @fails += 1 end else puts "file already exists :( - #{image}" @already_exists += 1 end end statistics else puts "you should give some tumblr url :( \n usage: tumblrer http://hebe.tumblr.com" end end |
#statistics ⇒ Object
46 47 48 49 50 51 |
# File 'lib/tumblrer.rb', line 46 def statistics puts "---------- statistics ----------" puts "total number of downloaded images: #{@successfulls}" puts "total number of failed images: #{@fails}" puts "total number of already exist images: #{@already_exists}" end |