personal-conference/app/models/writing_conference.rb

class WritingConference
  include Mongoid::Document
  include Mongoid::Timestamps

  include OrbitModel::Status
  include OrbitTag::Taggable
  include Slug

  field :paper_title, as: :slug_title, localize: true
  field :conference_title, localize: true
  field :authors, localize: true
  field :location, localize: true
  field :sponsor, localize: true
  
  field :year
  field :language
  field :period_start_date, :type => Date
  field :period_end_date, :type => Date
  field :keywords
  field :abstract
  field :publication_date, :type => Date
  field :url
  field :note
  field :create_user_id, :type => BSON::ObjectId
  field :update_user_id, :type => BSON::ObjectId
  field :isbn
  field :isi_number
  field :number_of_authors
  field :rss2_id

  belongs_to :member_profile

  has_and_belongs_to_many :conference_author_types
  has_and_belongs_to_many :conference_paper_types
  has_and_belongs_to_many :conference_paper_levels

  has_many :writing_conference_files, :autosave => true, :dependent => :destroy
  accepts_nested_attributes_for :writing_conference_files, :allow_destroy => true

  before_validation :add_http

  def create_link
    title = []

    title << self.authors if self.authors.present?

    if !self.publication_date.nil?
      pd = self.publication_date.strftime("%Y-%m-%d").split('-')
      title << pd[0]
    end

    title << self.paper_title if self.paper_title.present?
    title << self.conference_title if self.conference_title.present?
    title << self.location if self.location.present?
    title << "#{period_start_date}-#{period_end_date}" if (self.period_start_date.present? && self.period_end_date.present?)
    title.join(', ') 
  end

  def get_plugin_data(fields_to_show)
    plugin_datas = []
    fields_to_show.each do |field|
      plugin_data = self.get_plugin_field_data(field) rescue nil
      next if plugin_data.blank? or plugin_data['value'].blank?
      plugin_datas << plugin_data
    end
    plugin_datas
  end

  def get_plugin_field_data(field)
    case field
    when "paper_level"
      value = self.conference_paper_levels.collect{|level| level.title}.join(',') rescue ""
    when "author_type"
      value = self.conference_author_types.collect{|type| type.title}.join(',') rescue ""
    when "paper_type"
      value = self.conference_paper_types.collect{|type| type.title}.join(',') rescue ""
    when "author_name"
      value = []
      ([I18n.locale]+(Site.first.in_use_locales-[I18n.locale])).each do |locale|
        if self.member_profile.first_name_translations[locale] || self.member_profile.last_name_translations[locale]
         value << "#{self.member_profile.first_name_translations[locale]} #{self.member_profile.last_name_translations[locale]}"
        end
      end
      value = value.join(" / ")
    when "publication_date"
      value = self.publication_date.to_date.strftime("%Y-%m-%d") rescue ""
    when "language"
       value = I18n.t(self.language) rescue ""
    when "file"
      files = []
      self.writing_conference_files.each do |conference_files|  
        url = conference_files.file.url
        title = (conference_files.title.blank? ? File.basename(conference_files.file.path) : conference_files.title)
        files << "<li><a href='#{url}'' target='_blank'>#{title}</li>"
      end
      value = files.join("")
    else
      value = self.send(field) rescue ""
    end

    value = (value =~ /\A#{URI::regexp(['http', 'https'])}\z/) ? "<a href='#{value}' target='blank'>#{value}</a>" : value
    
    {
      "key"=>field,
      "title_class"=>"conference-#{field.gsub('_','-')}-field",
      "value_class"=>"conference-#{field.gsub('_','-')}-value",
      "title"=>I18n.t('personal_conference.'+field),
      "value"=>value
    }
  end

  protected

  def add_http
    unless self.url.blank? || self.url[/^http:\/\//] || self.url[/^https:\/\//]
      self.url = 'http://' + self.url
    end
  end

end