Make rich_text searchable and renderable in pdf

app/helpers/pdf_helper.rb

@@ -0,0 +1,8 @@
+module PdfHelper
+  def prepare_rich_text(rich_text)
+    %w[div p del blockquote pre code].each do |tag|
+      rich_text = rich_text.to_s.gsub(%r{<#{tag}.*?>|</#{tag}>}, '')
+    end
+    rich_text
+  end
+end

app/models/action_text/rich_text.rb

@@ -0,0 +1,7 @@
+module ActionText
+  class RichText < Record
+    before_save do
+      self.body_text = body.to_plain_text
+    end
+  end
+end

app/models/check.rb

@@ -6,6 +6,6 @@ class Check < ApplicationRecord
   has_rich_text :success_criterion_html
 
   scope :search, lambda { |term|
-                   joins("INNER JOIN action_text_rich_texts ON action_text_rich_texts.record_id = checks.id AND record_type = 'Check'").where('checks.name LIKE :term OR action_text_rich_texts.body LIKE :term', term: "%#{term}%")
+                   joins("INNER JOIN action_text_rich_texts ON action_text_rich_texts.record_id = checks.id AND record_type = 'Check'").where('checks.name LIKE :term OR action_text_rich_texts.body_text LIKE :term', term: "%#{term}%")
                  }
 end

app/views/reports/show.pdf.prawn

@@ -3,12 +3,12 @@ prawn_document do |pdf|
   @report.elements.each do |element|
     pdf.text element.title
     pdf.text element.path
-    pdf.text element.description_html, inline_format: true
+    pdf.text prepare_rich_text(element.description_html), inline_format: true
 
     element.success_criteria.each do |success_criterion|
       pdf.text success_criterion.title
-      pdf.text success_criterion.description_html, inline_format: true
-      pdf.text success_criterion.comment_html, inline_format: true
+      pdf.text prepare_rich_text(success_criterion.description_html), inline_format: true
+      pdf.text prepare_rich_text(success_criterion.comment_html), inline_format: true
     end
   end
 end