orbit-4-1/app/controllers/desktop_publications_controller.rb

require 'mime/types'

class DesktopPublicationsController< ApplicationController
  def journal_p
    render "desktop/journal_p", :layout => false
  end

  def journal_p_list
    render "desktop/journal_pages/list", :layout => false
  end

  def journal_p_add
    render "desktop/journal_pages/add", :layout => false
  end

  def books
    render "desktop/books", :layout => false
  end

  def books_list
    render "desktop/books/list", :layout => false
  end

  def books_add
    render "desktop/books/add", :layout => false
  end

  def seminar_p
    render "desktop/seminar_p", :layout => false
  end

  def seminar_p_list
    render "desktop/seminar_pages/list", :layout => false
  end

  def seminar_p_add
    render "desktop/seminar_pages/add", :layout => false
  end

  def create_journal
    Journal.create(user_id: current_user.id, title: "Ice Cream Sandwich")
    b = Array.new
    b << {"success"=>"true"}
    render :json=>b.to_json
  end

  def check_file_type file
    if not file.nil?
      file_type = MIME::Types.type_for(file).first.to_s.split("/")[1]

      case file_type
      when "jpg", "jpeg"
        type = "jpg" 
      when "text", "txt"
        type = "txt"
      when "pdf"
        type = "pdf"
      when "png"
        type = "png"
      else "readme"
      end

      file_type = "/assets/ft-icons/#{type}/#{type}-48_32.png"
    else
      file_type = ""
    end
  end

  def getjournals
    publications = WritingJournal.where(:create_user_id => current_user.id)

    sort_publications= Hash.new
    data = Array.new

    publications.each do |publication|
      if sort_publications[publication.journal_title].nil?
        sort_publications[publication.journal_title] = Array.new
      end
      sort_publications[publication.journal_title] <<
        { title: publication.paper_title,
          keywords: publication.keywords,
          abstract: publication.abstract,
          level: publication.journal_paper_type_id,
          coauthors: publication.authors,
          year: publication.year,
          files: publication.writing_journal_files.collect{|file|
            {title: file.title, url: file.file.url, icon: check_file_type(file.file.url)}
          }
        }
    end

    sort_publications.each do |journal, papers|
      data << {title: journal, papers: papers}
    end

    render json: JSON.pretty_generate(data)
  end

  def delete_journal
    @journals = Journal.find("")
    @journals.delete
    b = Array.new
    b << {"success"=>"true"}
    render :json=>b.to_json
  end

  def update_journal
    @journal = Journal.find("4ff2d6ebbd98eb02b9000017")
    @papers = @journal.papers
    @papers.each do |paper|
      paper.update_attributes(:user_id => current_user.id)
    end
    b = Array.new

    b << {"success"=>"true"}
    render :json=>b.to_json
  end
end