Class: Gateway::Payu

Inherits:
PaymentMethod
  • Object
show all
Defined in:
app/models/spree/gateway/payu.rb

Instance Method Summary collapse

Instance Method Details

#amount(amount) ⇒ Object 



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# File 'app/models/spree/gateway/payu.rb', line 29

def amount(amount)
  (BigDecimal(amount.to_s) * BigDecimal('100')).to_i.to_s
end

#authorize ⇒ Object 



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# File 'app/models/spree/gateway/payu.rb', line 121

def authorize
  # https://developers.payu.com/europe/api#tag/Authorize/operation/oauth
  conn = Faraday.new(url: authorize_url) do |faraday|
    faraday.adapter Faraday.default_adapter
  end

  authorize_payload = {
    grant_type: 'client_credentials',
    client_id: preferred_payu_client_id&.to_i,
    client_secret: preferred_payu_client_secret
  }

  response = conn.post do |req|
    req.headers['Content-Type'] = 'application/x-www-form-urlencoded'
    req.body = URI.encode_www_form(authorize_payload)
  end

  if response.success?
    response_body = JSON.parse(response.body)
    response_body['access_token']
  else
    Rails.logger.debug("Token: #{response.inspect}")
  end
end

#authorize_url ⇒ Object 



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# File 'app/models/spree/gateway/payu.rb', line 113

def authorize_url
  if preferred_test_mode
    'https://secure.snd.payu.com/pl/standard/user/oauth/authorize'
  else
    'https://secure.payu.com/pl/standard/user/oauth/authorize'
  end
end

#cancel(order_id) ⇒ Object 



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# File 'app/models/spree/gateway/payu.rb', line 22

def cancel(order_id)
  Rails.logger.debug("Starting cancellation for #{order_id}")

  Rails.logger.debug("Spree order #{order_id} has been canceled.")
  ActiveMerchant::Billing::Response.new(true, 'Spree order has been canceled.')
end

#credit(credit_cents, payment_id, options) ⇒ Object 



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# File 'app/models/spree/gateway/payu.rb', line 33

def credit(credit_cents, payment_id, options)
  order = options[:originator].try(:payment).try(:order)
  payment = options[:originator].try(:payment)
  reimbursement = options[:originator].try(:reimbursement)
  order_number = order.try(:number)
  order_currency = order.try(:currency)

  ActiveMerchant::Billing::Response.new(true, 'Refund successful')
end

#items_payload(line_items) ⇒ Object 



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# File 'app/models/spree/gateway/payu.rb', line 103

def items_payload(line_items)
  line_items.map do |item|
    {
      quantity: item.quantity,
      unitPrice: amount(item.price),
      name: item.name
    }
  end
end

#language(country_iso) ⇒ Object 



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# File 'app/models/spree/gateway/payu.rb', line 194

def language(country_iso)
  country_iso = country_iso&.downcase
  country_iso = 'cs' if country_iso == 'cz'

  country_iso || 'en'
end

#order_url ⇒ Object 



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# File 'app/models/spree/gateway/payu.rb', line 43

def order_url
  if preferred_test_mode
    'https://secure.snd.payu.com/api/v2_1/orders'
  else
    'https://secure.payu.com/api/v2_1/orders'
  end
end

#payment_profiles_supported? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/spree/gateway/payu.rb', line 14

def payment_profiles_supported?
  false
end

#register_order(order, payment_id, gateway_id) ⇒ Object 



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# File 'app/models/spree/gateway/payu.rb', line 51

def register_order(order, payment_id, gateway_id)
  return if order.blank? || payment_id.blank? || gateway_id.blank?

  payment = order.payments.find payment_id

  conn = Faraday.new(url: order_url) do |faraday|
    faraday.adapter Faraday.default_adapter
    faraday.request :authorization, 'Bearer', authorize
  end

  response = conn.post do |req|
    req.headers['Content-Type'] = 'application/json'
    req.body = register_order_payload(order, payment, gateway_id).to_json
  end

  if (200..303).include? response.status
    response_body = JSON.parse(response.body)
    payment.update(public_metadata: { token: response_body['orderId'], payment_url: (response_body['redirectUri']+ "&lang=#{order.billing_address.country.iso.downcase}") })
  else
    Rails.logger.warn("register_order #{order.id}, payment_id: #{payment_id} failed => #{response.inspect}")
    nil
  end
end

#register_order_payload(order, payment, gateway_id) ⇒ Object 



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# File 'app/models/spree/gateway/payu.rb', line 75

def register_order_payload(order, payment, gateway_id)
  ip_address = order.last_ip_address || Socket.ip_address_list.find { |ai| ai.ipv4? && !ai.ipv4_loopback? }.ip_address
  {
    customerIp: ip_address,
    merchantPosId: preferred_payu_pos_id,
    description: order.store.name,
    currencyCode: order.currency,
    totalAmount: amount(order.total),
    products: items_payload(order.line_items),
    continueUrl: preferred_return_url,
    notifyUrl: "#{preferred_return_status_url}/gateway/payu/comeback/#{gateway_id}/#{order.id}",
    extOrderId: "#{order.number}|#{payment.number}",
    buyer: {
      email: order.email,
      phone: order.billing_address.phone,
      firstName: order.billing_address.firstname,
      lastName: order.billing_address.lastname,
      language: language(order.billing_address.country.iso),
      delivery: {
        street: order.shipping_address.address1,
        postalCode: order.shipping_address.zipcode,
        city: order.shipping_address.city,
        countryCode: order.shipping_address.country.iso
      }
    }
  }
end

#source_required? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'app/models/spree/gateway/payu.rb', line 18

def source_required?
  false
end

#verify_transaction(status, payment, amount, currency, payu_order_id) ⇒ Object 



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# File 'app/models/spree/gateway/payu.rb', line 154

def verify_transaction(status, payment, amount, currency, payu_order_id)
  return false if status.blank? || payment.blank? || amount.blank? || currency.blank? || payu_order_id.blank?
  return true if status == 'PENDING'
  return false if !['WAITING_FOR_CONFIRMATION', 'COMPLETED', 'CANCELED'].include?(status)

  float_amount = (amount.to_f / 100).to_f

  if status == 'WAITING_FOR_CONFIRMATION'
    conn = Faraday.new(url: verify_url(payu_order_id)) do |faraday|
      faraday.adapter Faraday.default_adapter
      faraday.request :authorization, 'Bearer', authorize
    end

    response = conn.post do |req|
      req.headers['Content-Type'] = 'application/json'
    end

    if response.success?
      return true
    else
      Rails.logger.warn("Verify_transaction #{payment.order.id} failed => #{response.inspect}")
      return false
    end
  end

  if payment.can_complete? && status == 'COMPLETED'
    payment.amount = float_amount
    payment.complete
  elsif status == 'CANCELED'
    payment.cancel!
  end

  private_metadata = payment.private_metadata
  private_metadata[:order_id] = payu_order_id
  private_metadata[:currency] = currency
  private_metadata[:amount] = amount
  payment.update(private_metadata: private_metadata)
  true
end

#verify_url(payu_order_id) ⇒ Object 



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# File 'app/models/spree/gateway/payu.rb', line 146

def verify_url(payu_order_id)
  if preferred_test_mode
    "https://secure.snd.payu.com/api/v2_1/orders/#{payu_order_id}/captures"
  else
    "https://secure.payu.com/api/v2_1/orders/#{payu_order_id}/captures"
  end
end