Developers can customise the behaviour of the plugin through filter hooks. There are many useful filter hooks supported by this plugin, and Gravity Forms has many filter hooks too.

Here’s some example code that uses these filter hooks:

• specify a custom Invoice Reference for Gravity Forms Eway transactions

• gfeway_code_description

  • string $message
  • string $code
  • return: string

  Change the eWAY Rapid API error messages.

• gfeway_customer_ip

  • string $ip
  • return string

  Allow hookers to override the Customer IP address sent to eWAY Beagle rules, for network-specific fixes.

• gfeway_customer_ref

  • string $customer_ref
  • array $form
  • array $entry (only available for Responsive Shared Page)
  • return: string

  Change the customer reference (mostly useful for Recurring Payments).

• gfeway_form_is_eway

  • bool $is_eway_form — defaults to true
  • int $form_id
  • return: bool

  Free add-on: Return false to tell Gravity Forms eWAY to ignore a form.

• gfeway_invoice_amount

  • float $amount
  • array $form
  • array $entry (only available for Responsive Shared Page)
  • return: string

  Change the invoice amount.

• gfeway_invoice_cust_comments

  • string $comments
  • array $form
  • array $entry (only available for Responsive Shared Page)
  • return: string

  Set customer comments field (Recurring Payments).

• gfeway_invoice_desc

  • string $description
  • array $form
  • array $entry (only available for Responsive Shared Page)
  • return: string

  Change the invoice description.

• gfeway_invoice_ref

  • string $invoice_ref
  • array $form
  • array $entry (only available for Responsive Shared Page)
  • return: string

  Change the invoice reference.

• gfeway_invoice_trans_number

  • string $transaction_number
  • array $form
  • array $entry (only available for Responsive Shared Page)
  • return: string

  Change the invoice transaction reference. NB: must remain unique for each eWAY account!

• gfeway_recurring_date_end

  • DateTime $endDate
  • DateTime $startDate
  • DateTime $initDate
  • array $inputs
  • array $form
  • array $feed

  Change the date for the last instalment charge for recurring payments.

• gfeway_recurring_date_init

  • DateTime $initDate
  • array $inputs
  • array $form
  • array $feed

  Change the date for billing an initial charge (e.g. setup fee) for recurring payments.

• gfeway_recurring_date_start

  • DateTime $startDate
  • DateTime $initDate
  • array $inputs
  • array $form
  • array $feed

  Change the date for the first instalment charge for recurring payments.

• gfeway_recurring_periods

  • array $periods — default list is ‘weekly’, ‘fortnightly’, ‘monthly’, ‘quarterly’, ‘yearly’
  • int $form_id
  • GF_Field $field
  • return: array

  Free add-on: filter the available recurring periods (from ‘weekly’, ‘fortnightly’, ‘monthly’, ‘quarterly’, ‘yearly’).

• gfeway_save_card_number_value

  • string $card_numer
  • array $entry
  • array $form
  • return: string

  Allow further modification of obfuscated card numbers returned from Rapid API with Client Side Encryption.