Add bin script to find untranslated text in erb files (#15072)

bin/untranslated_erb

@@ -0,0 +1,52 @@
+#!/usr/bin/env ruby
+class I18nExtractor
+  ERB_TAG = /<%(.*?)%>/
+  HTML_TAG = /<(.*?)>/
+  SEPERATOR = '_@@@_'
+  SKIP_TAGS = [[/<script/i,/<\/script>/i],[/<%/,/%>/],[/<style/i,/\/style>/i]]
+
+  def initialize(filename)
+    @filename = filename
+    @stack = []
+    @files_with_results = []
+  end
+
+  def extract
+    File.open(@filename).each_with_index do |line,i|
+      next if in_script_block?(line)
+      text = line.gsub(ERB_TAG, SEPERATOR).gsub(HTML_TAG,SEPERATOR).strip
+      arr = text.split SEPERATOR
+      arr.each do |e|
+        if e.strip.size > 1
+          unless @files_with_results.include?(@filename)
+            @files_with_results << @filename
+            printf "\n\n\e[4m#{@filename}\e[00m\n\n"
+          end
+          printf("%3s:%s\n",i+1,e.strip)
+        end
+      end
+    end
+  end
+
+private
+  def in_script_block?(s)
+    return true if s.nil? || s.strip.size == 0 
+    jump_in_tag = SKIP_TAGS.find{ |start_tag,end_tag| s =~ start_tag}
+    @stack.push jump_in_tag[1] if jump_in_tag
+    if @stack.last
+      end_tag_match = s.match(@stack.last) 
+      if end_tag_match
+        @stack.pop 
+        return in_script_block?(end_tag_match.post_match)
+      end
+    end
+    return !@stack.empty?
+  end
+
+end
+
+printf "\nSeeking out erb files that need translating. Just one moment...\n\n\e[1mThis script definitely includes false negatives and false positives, but hopefully it helps!!!\e[00m\n\n\n"
+Dir.glob("**/*.html.erb").each do |filename|
+  next if filename.include?("/admin/") # We are not yet focused on this area
+  I18nExtractor.new(filename).extract
+end