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module ResourcesHelper
# Return a SELECT tag to choose a section in a given taxonomy
def section_select(taxonomy, selected = nil)
grouped_options = []
taxonomy.categories.each do |c|
grouped_options << [c.name, c.sections.map { |s| [s.name, s.id] }]
end
select_tag('classification[section_ids]', grouped_options_for_select(grouped_options), selected: selected, multiple: true)
end
end
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