Created
March 12, 2016 23:51
-
-
Save Alejandro-MartinG/baac209dd3b9b7fcb3aa to your computer and use it in GitHub Desktop.
Scraping web "http://it-ebooks.info/" with ruby for personal private use.
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| require 'tweakphoeus' | |
| require 'nokogiri' | |
| class Ebooks | |
| URL = "https://it-ebooks.info" | |
| BOOK_URL = "#{URL}/book" | |
| N_BOOKS = 6972 | |
| def initialize | |
| @http = Tweakphoeus::Client.new() | |
| end | |
| def get_urls | |
| (1..N_BOOKS).each do |number| | |
| begin | |
| puts "Book number: #{number.to_s}/#{N_BOOKS}" | |
| response = @http.get("#{BOOK_URL}/#{number}") | |
| page = Nokogiri::HTML(response.body) | |
| table = page.css('.justify > table:nth-child(3)') | |
| name = table.css('tr')[10].css('a').text | |
| url = table.css('tr')[10].css('a').attr('href').text | |
| get_book url, name | |
| rescue Exception => e | |
| puts e.message | |
| puts e.backtrace | |
| a = File.open("errors_books.csv", "a") | |
| a.write("ERROR IN ==> #{BOOK_URL}/#{number}") | |
| a.close | |
| puts "ERROR IN ==> #{BOOK_URL}/#{number}" | |
| sleep 1 | |
| end | |
| end | |
| end | |
| def get_book url, name | |
| puts "url: #{url}, name: #{name}" | |
| response = @http.get url | |
| a = File.open("#{name}.pdf","w") | |
| a.write(response.body) | |
| a.close | |
| end | |
| end |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment