How to pull the content of an article from a link?

Question

Ruby on Rails

There is an application on RoR. It is necessary to arrange the pulling of the content of the article (Title, pictures, text, formatting, links). In contact, something very similar can be observed. When the content of the site page in VK opens in a new window. Please tell me what it's called, what queries to look for and if there is a ready-made solution for the rail of such a feature? thank!

Answer 1

ruby-toolbox.com/categories/Web_Content_Scrapers

Answer 2

gem nokogiri
require 'nokogiri'
require 'open-uri'
# Fetch and parse HTML document
doc = Nokogiri::HTML(open(' www.nokogiri.org/tutorials/installing_nokogiri.html '))

Answer 3

1) there are modal windows, for example, in bootstrap, jquery-ui and many more where 2) there is jquery-ujs
in rails by default, with which you can ajax call the page loading into the modal window, see below.link_to(..., remote: true)