Class: ResourceImportFile

Inherits:
ActiveRecord::Base
  • Object
show all
Includes:
ImportFile, Statesman::Adapters::ActiveRecordQueries
Defined in:
app/models/resource_import_file.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#library_id ⇒ Object

Returns the value of attribute library_id.



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# File 'app/models/resource_import_file.rb', line 37

def library_id
  @library_id
end

#mode ⇒ Object

Returns the value of attribute mode.



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# File 'app/models/resource_import_file.rb', line 37

def mode
  @mode
end

Class Method Details

.import ⇒ Object 



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# File 'app/models/resource_import_file.rb', line 281

def self.import
  ResourceImportFile.not_imported.each do |file|
    file.import_start
  end
rescue
  Rails.logger.info "#{Time.zone.now} importing resources failed!"
end

.import_expression(work, agents, options = {edit_mode: 'create'}) ⇒ Object 



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# File 'app/models/resource_import_file.rb', line 230

def self.import_expression(work, agents, options = {edit_mode: 'create'})
  expression = work
  expression.save
  expression.contributors = agents.uniq unless agents.empty?
  expression
end

.import_manifestation(expression, agents, options = {}, edit_options = {edit_mode: 'create'}) ⇒ Object 



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# File 'app/models/resource_import_file.rb', line 237

def self.import_manifestation(expression, agents, options = {}, edit_options = {edit_mode: 'create'})
  manifestation = expression
  manifestation.during_import = true
  manifestation.reload
  manifestation.update_attributes!(options)
  manifestation.publishers = agents.uniq unless agents.empty?
  manifestation.reload
  manifestation
end

.import_work(title, agents, options = {edit_mode: 'create'}) ⇒ Object 



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# File 'app/models/resource_import_file.rb', line 223

def self.import_work(title, agents, options = {edit_mode: 'create'})
  work = Manifestation.new(title)
  work.save
  work.creators = agents.uniq unless agents.empty?
  work
end

Instance Method Details

#import ⇒ Object 



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# File 'app/models/resource_import_file.rb', line 61

def import
  transition_to!(:started)
  num = {
    manifestation_imported: 0,
    item_imported: 0,
    manifestation_found: 0,
    item_found: 0,
    failed: 0
  }
  rows = open_import_file(create_import_temp_file(resource_import))
  rows.shift
  #if [field['manifestation_id'], field['manifestation_identifier'], field['isbn'], field['original_title']].reject{|f|
  #  f.to_s.strip == ''
  #}.empty?
  #  raise "You should specify isbn or original_title in the first line"
  #end
  row_num = 1

  ResourceImportResult.create!(resource_import_file_id: id, body: rows.headers.join("\t"))
  rows.each do |row|
    row_num += 1
    import_result = ResourceImportResult.create!(resource_import_file_id: id, body: row.fields.join("\t"))
    if row['dummy'].to_s.strip.present?
      import_result.error_message = "line #{row_num}: #{I18n.t('import.dummy')}"
      import_result.save!
      next
    end

    item_identifier = row['item_identifier'].to_s.strip
    item = Item.where(item_identifier: item_identifier).first
    if item
      import_result.item = item
      import_result.manifestation = item.manifestation
      import_result.error_message = "line #{row_num}: #{I18n.t('import.item_found')}"
      import_result.save!
      num[:item_found] += 1
      next
    end

    if row['manifestation_identifier'].present?
      manifestation = Manifestation.where(manifestation_identifier: row['manifestation_identifier'].to_s.strip).first
    end

    unless manifestation
      if row['manifestation_id'].present?
        manifestation = Manifestation.where(id: row['manifestation_id'].to_s.strip).first
      end
    end

    unless manifestation
      if row['doi'].present?
        doi = URI.parse(row['doi']).path.gsub(/^\//, "")
        identifier_type_doi = IdentifierType.where(name: 'doi').first
        identifier_type_doi = IdentifierType.where(name: 'doi').create! unless identifier_type_doi
        manifestation = Identifier.where(body: doi, identifier_type_id: identifier_type_doi.id).first.try(:manifestation)
      end
    end

    unless manifestation
      if row['jpno'].present?
        jpno = row['jpno'].to_s.strip
        identifier_type_jpno = IdentifierType.where(name: 'jpno').first
        identifier_type_jpno = IdentifierType.where(name: 'jpno').create! unless identifier_type_jpno
        manifestation = Identifier.where(body: jpno, identifier_type_id: identifier_type_jpno.id).first.try(:manifestation)
      end
    end

    unless manifestation
      if row['ncid'].present?
        ncid = row['ncid'].to_s.strip
        identifier_type_ncid = IdentifierType.where(name: 'ncid').first
        identifier_type_ncid = IdentifierType.where(name: 'ncid').create! unless identifier_type_ncid
        manifestation = Identifier.where(body: ncid, identifier_type_id: identifier_type_ncid.id).first.try(:manifestation)
      end
    end

    unless manifestation
      if row['isbn'].present?
        if StdNum::ISBN.valid?(row['isbn'])
          isbn = StdNum::ISBN.normalize(row['isbn'])
          identifier_type_isbn = IdentifierType.where(name: 'isbn').first
          identifier_type_isbn = IdentifierType.where(name: 'isbn').create! unless identifier_type_isbn
          m = Identifier.where(body: isbn, identifier_type_id: identifier_type_isbn.id).first.try(:manifestation)
          if m
            if m.series_statements.exists?
              manifestation = m
            end
          end
        else
          import_result.error_message = "line #{row_num}: #{I18n.t('import.isbn_invalid')}"
        end
      end
    end

    if manifestation
      import_result.error_message = "line #{row_num}: #{I18n.t('import.manifestation_found')}"
      num[:manifestation_found] += 1
    end

    if row['original_title'].blank?
      unless manifestation
        begin
          manifestation = Manifestation.import_isbn(isbn) if isbn
          if manifestation
            num[:manifestation_imported] += 1
          end
        rescue EnjuNdl::InvalidIsbn
          manifestation = nil
          import_result.error_message = "line #{row_num}: #{I18n.t('import.isbn_invalid')}"
        rescue EnjuNdl::RecordNotFound
          manifestation = nil
          import_result.error_message = "line #{row_num}: #{I18n.t('import.isbn_record_not_found')}"
        end
      end
    end

    unless manifestation
      manifestation = fetch(row)
      num[:manifestation_imported] += 1 if manifestation
    end
    import_result.manifestation = manifestation

    if manifestation
      if item_identifier.present? or row['shelf'].present? or row['call_number'].present?
        import_result.item = create_item(row, manifestation)
      else
        if manifestation.fulltext_content?
          item = create_item(row, manifestation)
          item.circulation_status = CirculationStatus.where(name: 'Available On Shelf').first
          begin
            item.acquired_at = Time.zone.parse(row['acquired_at'].to_s.strip)
          rescue ArgumentError
          end
        end
        num[:failed] += 1
      end
    else
      num[:failed] += 1
    end

    import_result.save!
    num[:item_imported] +=1 if import_result.item

    if row_num % 50 == 0
      Sunspot.commit
      GC.start
    end
  end

  Sunspot.commit
  rows.close
  transition_to!(:completed)
  send_message
  Rails.cache.write("manifestation_search_total", Manifestation.search.total)
  num
rescue => e
  self.error_message = "line #{row_num}: #{e.message}"
  save
  transition_to!(:failed)
  raise e
end

#import_marc(marc_type) ⇒ Object 



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# File 'app/models/resource_import_file.rb', line 247

def import_marc(marc_type)
  file = File.open(resource_import.path)
  case marc_type
  when 'marcxml'
    reader = MARC::XMLReader.new(file)
  else
    reader = MARC::Reader.new(file)
  end
  file.close

  #when 'marc_xml_url'
  #  url = URI(params[:marc_xml_url])
  #  xml = open(url).read
  #  reader = MARC::XMLReader.new(StringIO.new(xml))
  #end

  # TODO
  for record in reader
    manifestation = Manifestation.new(original_title: expression.original_title)
    manifestation.carrier_type = CarrierType.find(1)
    manifestation.frequency = Frequency.find(1)
    manifestation.language = Language.find(1)
    manifestation.save

    full_name = record['700']['a']
    publisher = Agent.where(full_name: record['700']['a']).first
    unless publisher
      publisher = Agent.new(full_name: full_name)
      publisher.save
    end
    manifestation.publishers << publisher
  end
end

#import_start ⇒ Object 



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# File 'app/models/resource_import_file.rb', line 46

def import_start
  case edit_mode
  when 'create'
    import
  when 'update'
    modify
  when 'destroy'
    remove
  when 'update_relationship'
    update_relationship
  else
    import
  end
end

#modify ⇒ Object

def import_jpmarc

marc = NKF::nkf('-wc', self.db_file.data)
marc.split("\r\n").each do |record|
end

end



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# File 'app/models/resource_import_file.rb', line 295

def modify
  transition_to!(:started)
  rows = open_import_file(create_import_temp_file(resource_import))
  rows.shift
  row_num = 1

  ResourceImportResult.create!(resource_import_file_id: id, body: rows.headers.join("\t"))
  rows.each do |row|
    row_num += 1
    import_result = ResourceImportResult.create!(resource_import_file_id: id, body: row.fields.join("\t"))
    item_identifier = row['item_identifier'].to_s.strip
    item = Item.where(item_identifier: item_identifier).first if item_identifier.present?
    if item
      if item.manifestation
        fetch(row, edit_mode: 'update')
      end
      shelf = Shelf.where(name: row['shelf'].to_s.strip).first
      circulation_status = CirculationStatus.where(name: row['circulation_status']).first
      checkout_type = CheckoutType.where(name: row['checkout_type']).first
      bookstore = Bookstore.where(name: row['bookstore']).first
      required_role = Role.where(name: row['required_role']).first
      use_restriction = UseRestriction.where(name: row['use_restriction'].to_s.strip).first

      item.shelf = shelf if shelf
      item.circulation_status = circulation_status if circulation_status
      item.checkout_type = checkout_type if checkout_type
      item.bookstore = bookstore if bookstore
      item.required_role = required_role if required_role
      item.use_restriction = use_restriction if use_restriction

      acquired_at = Time.zone.parse(row['acquired_at']) rescue nil
      binded_at = Time.zone.parse(row['binded_at']) rescue nil
      item.acquired_at = acquired_at if acquired_at
      item.binded_at = binded_at if binded_at

      item_columns = %w(
        call_number
        binding_item_identifier binding_call_number binded_at
      )
      item_columns.each do |column|
        if row[column].present?
          item.assign_attributes(:"#{column}" => row[column])
        end
      end

      item.price = row['item_price'] if row['item_price'].present?
      item.note = row['item_note'].try(:gsub, /\\n/, "\n") if row['item_note'].present?
      item.url = row['item_url'] if row['item_url'].present?

      if row['include_supplements']
        if %w(t true).include?(row['include_supplements'].downcase.strip)
          item.include_supplements = true
        else
          item.include_supplements = false if item.include_supplements
        end
      end
      item.save!
      import_result.item = item
    else
      manifestation_identifier = row['manifestation_identifier'].to_s.strip
      manifestation = Manifestation.where(manifestation_identifier: manifestation_identifier).first if manifestation_identifier.present?
      unless manifestation
        manifestation = Manifestation.where(id: row['manifestation_id']).first
      end
      if manifestation
        fetch(row, edit_mode: 'update')
        import_result.manifestation = manifestation
      end
    end
    import_result.save!
  end
  transition_to!(:completed)
rescue => e
  self.error_message = "line #{row_num}: #{e.message}"
  save
  transition_to!(:failed)
  raise e
end

#remove ⇒ Object 



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# File 'app/models/resource_import_file.rb', line 374

def remove
  transition_to!(:started)
  rows = open_import_file(create_import_temp_file(resource_import))
  rows.shift
  row_num = 1

  rows.each do |row|
    row_num += 1
    item_identifier = row['item_identifier'].to_s.strip
    item = Item.where(item_identifier: item_identifier).first
    if item
      item.destroy if item.removable?
    end
  end
  transition_to!(:completed)
rescue => e
  self.error_message = "line #{row_num}: #{e.message}"
  save
  transition_to!(:failed)
  raise e
end

#state_machine ⇒ Object 



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# File 'app/models/resource_import_file.rb', line 39

def state_machine
  ResourceImportFileStateMachine.new(self, transition_class: ResourceImportFileTransition)
end

#update_relationship ⇒ Object 



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# File 'app/models/resource_import_file.rb', line 396

def update_relationship
  transition_to!(:started)
  rows = open_import_file(create_import_temp_file(resource_import))
  rows.shift
  row_num = 1

  rows.each do |row|
    item_identifier = row['item_identifier'].to_s.strip
    item = Item.where(item_identifier: item_identifier).first
    unless item
      item = Item.where(id: row['item_id'].to_s.strip).first
    end

    manifestation_identifier = row['manifestation_identifier'].to_s.strip
    manifestation = Manifestation.where(manifestation_identifier: manifestation_identifier).first
    unless manifestation
      manifestation = Manifestation.where(id: row['manifestation_id'].to_s.strip).first
    end

    if item && manifestation
      item.manifestation = manifestation
      item.save!
    end

    import_result = ResourceImportResult.create!(resource_import_file_id: id, body: row.fields.join("\t"))
    import_result.item = item
    import_result.manifestation = manifestation
    import_result.save!
    row_num += 1
  end
  transition_to!(:completed)
end