Class: ActiveList::Exporters::AbstractExporter

Inherits:
Object
  • Object
show all
Defined in:
lib/active_list/exporters/abstract_exporter.rb

Direct Known Subclasses

CsvExporter, OpenDocumentSpreadsheetExporter

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(generator) ⇒ AbstractExporter

Returns a new instance of AbstractExporter.



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# File 'lib/active_list/exporters/abstract_exporter.rb', line 6

def initialize(generator)
  @generator = generator
  @table = generator.table
end

Instance Attribute Details

#generator ⇒ Object (readonly)

Returns the value of attribute generator.



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# File 'lib/active_list/exporters/abstract_exporter.rb', line 4

def generator
  @generator
end

#table ⇒ Object (readonly)

Returns the value of attribute table.



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# File 'lib/active_list/exporters/abstract_exporter.rb', line 4

def table
  @table
end

Instance Method Details

#columns_headers(options = {}) ⇒ Object 



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# File 'lib/active_list/exporters/abstract_exporter.rb', line 50

def columns_headers(options = {})
  headers = []
  columns = table.exportable_columns
  for column in columns
    datum = column.header_code
    headers << (options[:encoding] ? datum + ".to_s.encode('#{options[:encoding]}', invalid: :replace, undef: :replace)" : datum)
  end
  headers
end

#columns_to_array(nature, options = {}) ⇒ Object 



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# File 'lib/active_list/exporters/abstract_exporter.rb', line 60

def columns_to_array(nature, options = {})
  columns = table.exportable_columns

  array = []
  record = options[:record] || 'record_of_the_death'
  for column in columns
    next unless column.is_a?(ActiveList::Definition::AbstractColumn)
    datum = if nature == :header
              column.header_code
            else
              column.exporting_datum_code(record)
            end
    array << (options[:encoding] ? datum + ".to_s.encode('#{options[:encoding]}', invalid: :replace, undef: :replace)" : datum)
  end
  array
end

#columns_to_hash ⇒ Object 



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# File 'lib/active_list/exporters/abstract_exporter.rb', line 77

def columns_to_hash
  table.exportable_columns.map do |column|
    [column.header_code, column.exporting_datum_code('record').to_s]
  end.to_h
end

#file_extension ⇒ Object 



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# File 'lib/active_list/exporters/abstract_exporter.rb', line 11

def file_extension
  'txt'
end

#file_name_code ⇒ Object 



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# File 'lib/active_list/exporters/abstract_exporter.rb', line 15

def file_name_code
  "file_name = #{table.model.name}.model_name.human\n".c
end

#generate_data_code ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/active_list/exporters/abstract_exporter.rb', line 46

def generate_data_code
  raise NotImplementedError.new("#{self.class.name}#generate_data_code must be implemented in sub-classes.")
end

#generate_file_code(format) ⇒ Object 



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# File 'lib/active_list/exporters/abstract_exporter.rb', line 23

def generate_file_code(format)
  code = file_name_code
  if generator.export_class
    code << generator.exportable_query_code
    code << "#{generator.export_class}.perform_later(user: current_user,\n"
    code << "                                        query: query,\n"
    code << "                                        content: #{columns_to_hash},\n"
    code << "                                        file_name: file_name,\n"
    code << "                                        format: '#{format}',\n"
    code << "                                        file_extension: '#{file_extension}')\n"
    code << "notify_success(:document_in_preparation)\n"
    code << "redirect_to(:back)\n"
  else
    code << generate_data_code
    code << send_data_code
  end
  code.c
end

#mime_type ⇒ Object 



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# File 'lib/active_list/exporters/abstract_exporter.rb', line 19

def mime_type
  Mime::TEXT
end

#send_data_code ⇒ Object

Raises:

  • (NotImplementedError) 


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# File 'lib/active_list/exporters/abstract_exporter.rb', line 42

def send_data_code
  raise NotImplementedError.new("#{self.class.name}#send_data_code must be implemented in sub-classes.")
end