orbit-4-1/app/controllers/desktop/journal_pages_controller.rb

class Desktop::JournalPagesController < ApplicationController
  #before_filter :check_for_cancel, :only => [:create, :update]

  def index
    @writing_journal = WritingJournal.where(create_user_id: current_user.id)
    @level_types = JournalLevelType.all

    respond_to do |format|
      format.html { render :layout => false}
    end
  end

  def show
  end

  def new
    @writing_journal = WritingJournal.new
    @level_types = JournalLevelType.all
    @author_types = JournalAuthorType.all
    @paper_types= JournalPaperType.all
    @co_author_candidate =
      CoAuthor.where(name_id: current_user.id).map{|c|c.co_author}
    @journal_candidate =
      WritingJournal.where(create_user_id: current_user.id).map{|j|j.journal_title}.uniq

    respond_to do |format|
      format.html { render :layout => false}
    end

  end

  def edit
    @writing_journal = WritingJournal.find(params[:id])
    @level_types = JournalLevelType.all
    @author_types = JournalAuthorType.all
    @paper_types= JournalPaperType.all
    respond_to do |format|
      format.html { render :layout => false}
    end
  end

  def create
    params[:writing_journal][:create_user_id] = current_user.id
    @writing_journal = WritingJournal.new(params[:writing_journal])

    if @writing_journal.save
      render json: {success: true, msg: "Paper successfully saved!"}.to_json
    else
      error_msg = @writing_journal.errors.full_messages.join("<br />")
      render json: {success: false, msg: error_msg}.to_json
    end
  end

  def update
    params[:writing_journal][:update_user_id] = current_user.id
    @writing_journal= WritingJournal.find(params[:id])
    respond_to do |format|
      if @writing_journal.update_attributes(params[:writing_journal])
        render json: {success: true, msg: "Paper successfully saved!"}.to_json
      else
        error_msg = @writing_journal.errors.full_messages.join("<br />")
        render json: {success: false, msg: error_msg}.to_json
      end
    end
  end

  def check_file_type file
    if not file.nil?
      file_type = MIME::Types.type_for(file).first.to_s.split("/")[1]
      file_type = "/assets/ft-icons/#{file_type}/#{file_type}-48_32.png"
    else
      file_type = ""
    end
  end

  def destroy
    @writing_journal = WritingJournal.find(params[:id])
    @writing_journal.destroy
    render :json => {success: true, msg: "Paper deleted successfully!"}
  end

  def get_journals_json
    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,
          coauthors: publication.authors,
          year: publication.year,
          url_edit: edit_desktop_journal_page_path(publication),
          url_delete: desktop_journal_page_path(publication),
          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

  private

  def check_for_cancel
    if params[:commit] == "Cancel"
    end
  end
end