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@482:   def identify_author(author)
luis@519:     if author.class == User      
luis@483:       author_info = {
luis@483:         :name_on_paper => author.name,
luis@483:         :user_id => author.id
luis@483:       }
luis@482:     
luis@483:     else 
luis@483:       if author.class == Author    
luis@482:       author_info = { 
luis@482:         :name_on_paper => author.name, 
luis@482:         :user_id => author.user_id,
luis@482:         :id => author.id
luis@482:       }
luis@483:       end
luis@482:     end
luis@482:                 
luis@482:     link_to_function(author.name, "update_author_info(this," + author_info.to_json + ")")
luis@478:   end
luis@478:   
luis@519:   def choose_author_link(name, authors_users)
luis@478:     s = ''
luis@519:     authors_users.sort.each do |author_user|
luis@519:       s << "#{identify_author author_user}\n"
luis@478:     end
luis@478:     s 
luis@478:   end
luis@478: 
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@477:     
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@477:     end    
luis@472:     link_to_function(name, h("add_fields(this, '#{association}', '#{escape_javascript(fields)}')"), { :class => 'icon icon-add', :id => "add_another_author" })
luis@468:   end  
luis@481: 
luis@481:   def sanitized_object_name(object_name)
luis@481:     object_name.gsub(/\]\[|[^-a-zA-Z0-9:.]/,"_").sub(/_$/,"")
luis@481:   end
luis@481: 
luis@481:   def sanitized_method_name(method_name)
luis@481:     method_name.sub(/\?$/, "")
luis@481:   end
luis@481: 
luis@481:   def form_tag_id(object_name, method_name)    
luis@481:     str = "#{sanitized_object_name(object_name.to_s)}_#{sanitized_method_name(method_name.to_s)}"
luis@481:     str.to_sym
luis@481:   end
luis@541:   
luis@541:   def render_projects_list(publication)
luis@541:     s = ""
luis@541:     projs = []
luis@541:     
luis@541:     publication.projects.each do |proj|
luis@541:       projs << link_to_project(proj)
luis@541:     end
luis@541:     
luis@541:     if projs.size < 3
luis@541:       s << '<nobr>' << projs.join(', ') << '</nobr>'
luis@541:     else
luis@541:       s << projs.join(', ')
luis@541:     end
luis@541:     s
luis@541:   end
luis@541:   
luis@544:   def show_bibtex_fields(bibtex_entry)
luis@544:     s = ""
luis@481: 
luis@544:     bibtex_entry.attributes.each do |field|
luis@544:       if field[1] != nil
luis@544:         s << "<h4>" + field[0].titleize + "</h4>" 
luis@544: 
luis@544:         if field[0] == "entry_type"
luis@544:           s << bibtex_entry.entry_type_name.capitalize
luis@544:         else
luis@544:           s << bibtex_entry.attributes[field[0]].to_s
luis@544:         end
luis@544:       end
luis@544:     end
luis@544:     s
luis@544:   end 
luis@328: end
luis@481: