+ [fieldset .courses
+ $(for course in "$_DATA/ical"/*.ics; do
+ printf '[label [checkbox "filter_course%i" "|%s" %s] %s ]' \
+ "$n" "$(HTML "${course##*/}")" \
+ "$(printf %s "${course##*/}" |grep -qxEe "$2" && printf checked )" \
+ "$(pdi_value "$(pdi_load "$course")" SUMMARY |HTML)"
+ done)
+ ]