Added scraper that uses UrlScraper for wagtail

lib/docs/scrapers/wagtail.rb

@@ -0,0 +1,103 @@
+module Docs
+  class Wagtail < UrlScraper
+    self.name = 'Wagtail'
+    self.type = 'sphinx'
+    self.root_path = 'index.html'
+    self.links = {
+      home: 'https://wagtail.org/',
+      code: 'https://github.com/wagtail/wagtail'
+    }
+
+    # adding filters from lib/docs/filters/wagtail
+    html_filters.push 'wagtail/entries', 'sphinx/clean_html', 'wagtail/clean_html'
+
+    # attributions are seen at the bottom of every page(copyright and license etc. details)
+    options[:attribution] = <<-HTML
+      &copy; 2014-present Torchbox Ltd and individual contributors.<br>
+      All rights are reserved.<br>
+      Licensed under the BSD License.
+    HTML
+
+    # no one wants to see docs about search or release notes
+    options[:skip] = %w[search.html]
+    options[:skip_patterns] = [
+      %r{\Areleases/}
+    ]
+
+    # updating release and base_url for different versions
+    version 'stable' do
+      self.release = 'stable'
+      self.base_url = 'https://docs.wagtail.org/en/stable/'
+    end
+
+    version 'latest' do
+      self.release = 'latest'
+      self.base_url = 'https://docs.wagtail.org/en/latest/'
+    end
+
+    version '4.0.4' do
+      self.release = '4.0.4'
+      self.base_url = "https://docs.wagtail.org/en/v#{version}/"
+    end
+
+    version '4.0' do
+      self.release = '4.0'
+      self.base_url = "https://docs.wagtail.org/en/v#{version}/"
+    end
+
+    version '3.0.3' do
+      self.release = '3.0.3'
+      self.base_url = "https://docs.wagtail.org/en/v#{version}/"
+    end
+
+    version '2.16.3' do
+      self.release = '2.16.3'
+      self.base_url = "https://docs.wagtail.org/en/v#{version}/"
+    end
+
+    version '2.15.6' do
+      self.release = '2.15.6'
+      self.base_url = "https://docs.wagtail.org/en/v#{version}/"
+    end
+
+    version '2.10.2' do
+      self.release = '2.10.2'
+      self.base_url = "https://docs.wagtail.org/en/v#{version}/"
+    end
+
+    version '2.5.2' do
+      self.release = '2.5.2'
+      self.base_url = "https://docs.wagtail.org/en/v#{version}/"
+    end
+
+    version '2.4' do
+      self.release = '2.4'
+      self.base_url = "https://docs.wagtail.org/en/v#{version}/"
+    end
+
+    version '2.3' do
+      self.release = '2.3'
+      self.base_url = "https://docs.wagtail.org/en/v#{version}/"
+    end
+
+    version '2.0.2' do
+      self.release = '2.0.2'
+      self.base_url = "https://docs.wagtail.org/en/v#{version}/"
+    end
+
+    version '1.2' do
+      self.release = '1.2'
+      self.base_url = "https://docs.wagtail.org/en/v#{version}/"
+    end
+
+    version '1.1' do
+      self.release = '1.1'
+      self.base_url = "https://docs.wagtail.org/en/v#{version}/"
+    end
+
+    # this method will fetch the latest version of wagtail
+    def get_latest_version(opts)
+      get_latest_github_release('wagtail', 'wagtail', opts)
+    end
+  end
+end