Class: Epics::GenericUploadRequest

Inherits:
GenericRequest show all
Defined in:
lib/epics/generic_upload_request.rb

Direct Known Subclasses

CCT, CD1, CDB, CDD

Instance Attribute Summary collapse

Attributes inherited from GenericRequest

#client, #transaction_id

Instance Method Summary collapse

Methods inherited from GenericRequest

#auth_signature, #nonce, #root, #timestamp, #to_receipt_xml, #to_transfer_xml, #to_xml

Constructor Details

#initialize(client, document) ⇒ GenericUploadRequest

Returns a new instance of GenericUploadRequest.


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# File 'lib/epics/generic_upload_request.rb', line 6

def initialize(client, document)
  super(client)
  self.document = document
  self.key ||= cipher.random_key
end

Instance Attribute Details

#documentObject

Returns the value of attribute document


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# File 'lib/epics/generic_upload_request.rb', line 4

def document
  @document
end

#keyObject

Returns the value of attribute key


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# File 'lib/epics/generic_upload_request.rb', line 3

def key
  @key
end

Instance Method Details

#bodyObject


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# File 'lib/epics/generic_upload_request.rb', line 20

def body
  {
    "DataTransfer" => {
      "DataEncryptionInfo" => {
        :@authenticate => true,
        "EncryptionPubKeyDigest" => {
          :"@Version" => "E002",
          :"@Algorithm" => "http://www.w3.org/2001/04/xmlenc#sha256",
          :content! => client.bank_e.public_digest
        },
        "TransactionKey" => Base64.encode64(client.bank_e.key.public_encrypt(self.key)).gsub(/\n/,'')
      },
      "SignatureData" => {
        :@authenticate => true,
        :content! => encrypted_order_signature
      }
    }
  }
end

#cipherObject


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# File 'lib/epics/generic_upload_request.rb', line 12

def cipher
  @cipher ||= OpenSSL::Cipher::Cipher.new("aes-128-cbc")
end

#digesterObject


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# File 'lib/epics/generic_upload_request.rb', line 16

def digester
  @digester ||= OpenSSL::Digest::SHA256.new
end

#encrypt(d) ⇒ Object


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# File 'lib/epics/generic_upload_request.rb', line 58

def encrypt(d)
  cipher.reset
  cipher.encrypt
  cipher.padding = 0
  cipher.key = self.key
  (cipher.update(pad(d)) + cipher.final)
end

#encrypted_order_dataObject


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# File 'lib/epics/generic_upload_request.rb', line 66

def encrypted_order_data
  dst = Zlib::Deflate.deflate(document)

  Base64.encode64(encrypt(dst)).gsub(/\n/,'')
end

#encrypted_order_signatureObject


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# File 'lib/epics/generic_upload_request.rb', line 72

def encrypted_order_signature
  dst = Zlib::Deflate.deflate(order_signature)

  Base64.encode64(encrypt(dst)).gsub(/\n/,'')
end

#order_signatureObject


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# File 'lib/epics/generic_upload_request.rb', line 40

def order_signature
  Gyoku.xml("UserSignatureData" => {
    :"@xmlns" => "http://www.ebics.org/S001",
    :"@xmlns:xsi" => "http://www.w3.org/2001/XMLSchema-instance",
    :"@xsi:schemaLocation" => "http://www.ebics.org/S001 http://www.ebics.org/S001/ebics_signature.xsd",
    "OrderSignatureData" => {
      "SignatureVersion" => "A006",
      "SignatureValue" => signature_value,
      "PartnerID" => partner_id,
      "UserID" => user_id
    }
  })
end

#pad(d) ⇒ Object


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# File 'lib/epics/generic_upload_request.rb', line 78

def pad(d)
  len = cipher.block_size*((d.size / cipher.block_size)+1)

  d.ljust(len, [0].pack("C*")).tap do |padded|
    padded[-1] = [len - d.size].pack("C*")
  end
end

#signature_valueObject


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# File 'lib/epics/generic_upload_request.rb', line 54

def signature_value
  client.a.sign( digester.digest(document.gsub(/\n|\r/, "")) )
end