Normalize directories and generate redirections

check_redirections.rb

@@ -0,0 +1,42 @@
+require 'yaml'
+require 'json'
+
+def each_dir(start, &block)
+  directories = Dir["#{start}/*"]
+
+  directories.each do |path|
+    if File.file?(path)
+      block.call(path)
+    else
+      each_dir(path, &block)
+    end
+  end
+end
+
+redirections = YAML.load_file('./redirections.yml')
+
+v2_redir = []
+v2_pages = []
+
+redirections['redirections'].each do |redirection|
+  each_dir("../documentation-v2/src/#{redirection['from']}") do |file|
+    v2_redir << file.gsub('../documentation-v2/', '')
+  end
+end
+
+each_dir("../documentation-v2/src/") do |file|
+  next unless file.end_with?('.md')
+  v2_pages << file.gsub('../documentation-v2/', '').gsub(/\/\//, '/')
+end
+
+v2_redir.uniq!
+v2_pages.uniq!
+missing_redirections = v2_pages - v2_redir
+
+puts "#{v2_redir.count} redirection from v2 to v3"
+puts "#{v2_pages.count} pages for v2"
+puts "#{missing_redirections.count} missing redirections"
+
+if missing_redirections.any?
+  File.write('./missing-redirections.json', JSON.pretty_generate(missing_redirections))
+end