{% assign activities_count = 0 %} {% for section in course.sections %} {% assign activities_count = activities_count | plus: section.activities.size %} {% endfor %} {% capture course_path %}{% route course, id: course.id %}{% endcapture %} {% assign scaled_image_url = "" | append: course.image_url | replace: "resize=width:819,height:503", "resize=width:912,height:503" %}