fix bug

app/templates/exercise_export/blank_exercise.html.erb

@@ -57,7 +57,7 @@
       </div>
     </div>
     <div class="mbt10">
-      <% @exercise_questions.each do |q| %>
+      <% @exercise_questions.each_with_index do |q,index| %>
         <div class="bdc">
           <div class="pbt10">
             <div class="pbt5">
@@ -68,15 +68,27 @@
               <span class="text-gray mlr5">(<%= q&.question_score %>分)</span>
             </div>
             <div class="pbt5">
-              <% q_title = q.question_title&.html_safe %>
+              <% q_title = q.question_title&.include?("src=\"") ? q.question_title&.gsub("src=\"","src=\"#{@request_url}")&.html_safe : q.question_title&.html_safe %>
               <% if q.question_type == 5 %>
-                <% q_name = q.shixun_name&.html_safe %>
+                <% q_name = q.shixun_name&.include?("src=\"") ? q.shixun_name&.gsub("src=\"","src=\"#{@request_url}")&.html_safe : q.shixun_name&.html_safe %>
-                <span class="ques-title"><%= q_name&.include?("src=\"") ? q_name&.gsub("src=\"","src=\"#{@request_url}") : q_name %></span>
+                <span class="ques-title" id="ques_marked_<%= index %>"><%= q_name %></span>
                 <div class="mt8 text-gray">
-                  <span><%= q_title&.include?("src=\"") ? q_title&.gsub("src=\"","src=\"#{@request_url}") : q_title %></span>
+                  <span id="ques_title_<%= index %>"><%= q_title %></span>
                 </div>
+                <script>
+                    $(function () {
+                        $("#ques_marked_<%= index %>").html(marked(<%= q_name %>))
+                        $("#ques_title_<%= index %>").html(marked(<%= q_title %>))
+                    })
+                </script>
               <% else %>
-                <span class="ques-title"><%= q_title&.include?("src=\"") ? q_title&.gsub("src=\"","src=\"#{@request_url}") : q_title %></span>
+                <span class="ques-title" id="ques_title_<%= index %>"><%= q_title %></span>
+                <script>
+                  $(function () {
+                      $("#ques_title_<%= index %>").html(marked(<%= q_title %>))
+
+                  })
+                </script>
               <% end %>
             </div>
             <div class="pbt5">
@@ -134,4 +146,6 @@
   </div>
 </div>
 </body>
+<%= ApplicationController.helpers.pdf_load_sources(*%w(react/public/js/jquery-1.8.3.min.js react/public/js/editormd/marked.min.js))%>
+
 </html>