Class: Receipt::Pdf

Inherits:
Object
  • Object
show all
Extended by:
Forwardable
Includes:
Prawn::View
Defined in:
lib/receipt/pdf.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(params) ⇒ Pdf

Returns a new instance of Pdf.



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# File 'lib/receipt/pdf.rb', line 28

def initialize(params)
  @params = OpenStruct.new(params)
  setup_i18n

  @errors = {}
end

Instance Attribute Details

#errors ⇒ Object (readonly)

Returns the value of attribute errors.



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# File 'lib/receipt/pdf.rb', line 11

def errors
  @errors
end

#params ⇒ Object (readonly)

Returns the value of attribute params.



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# File 'lib/receipt/pdf.rb', line 11

def params
  @params
end

Instance Method Details

#after_receipt_box(&block) ⇒ Object 



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# File 'lib/receipt/pdf.rb', line 56

def after_receipt_box(&block)
  @after ||= block
end

#before_receipt_box(&block) ⇒ Object 



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# File 'lib/receipt/pdf.rb', line 52

def before_receipt_box(&block)
  @before ||= block
end

#currency ⇒ Object 



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# File 'lib/receipt/pdf.rb', line 84

def currency
  params.currency || t('receipt.currency')
end

#data ⇒ Object 



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# File 'lib/receipt/pdf.rb', line 35

def data
  return unless valid?

  generate
  render
end

#file ⇒ Object 



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# File 'lib/receipt/pdf.rb', line 42

def file
  return unless valid?

  @file ||= lambda do
    generate
    save_as(path)
    path
  end.call
end

#filename ⇒ Object 



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# File 'lib/receipt/pdf.rb', line 76

def filename
  File.basename(path)
end

#mimetype ⇒ Object 



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# File 'lib/receipt/pdf.rb', line 80

def mimetype
  'application/pdf'
end

#valid? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/receipt/pdf.rb', line 60

def valid?
  [
    :id,
    :amount,
    :payer,
    :receiver,
    :description
  ].each do |p|
    if params.send(p).to_s.empty?
      @errors[p] = t('receipt.errors.required_param_not_found')
    end
  end

  @errors.size == 0
end