luis@407: require 'bibtex'
luis@407: 
luis@328: module PublicationsHelper
luis@462:   def projects_check_box_tags(name, projects)
luis@462:     s = ''
luis@462:     projects.sort.each do |project|
luis@462:       s << "<label>#{ check_box_tag name, project.id, false } #{link_to_project project}</label>\n"
luis@462:     end
luis@462:     s 
luis@462:   end
luis@468:   
luis@469:   def link_to_remove_fields(name, f)
luis@469:     f.hidden_field(:_destroy) + link_to_function(name, "remove_fields(this)")
luis@469:   end
luis@469:   
luis@468:   def link_to_add_fields(name, f, association)
luis@468:     new_object = f.object.class.reflect_on_association(association).klass.new
luis@468:     fields = f.fields_for(association, new_object, :child_index => "new_#{association}") do |builder|
luis@468:       render(association.to_s.singularize + "_fields", :f => builder)
luis@468:     end
luis@468:     link_to_function(name, h("add_fields(this, '#{association}', '#{escape_javascript(fields)}')"))
luis@468:   end  
luis@328: end