How does the Braintree module implement the vault payments?

dmitrii_fediuk · June 8, 2017, 1:51am

1. The «braintree_cc_vault» payment method declaration

magento/magento2/blob/2.1.7/app/code/Magento/Braintree/etc/config.xml#L68-L71


<braintree_cc_vault>
    <model>BraintreeCreditCardVaultFacade</model>
    <title>Stored Cards (Braintree)</title>
</braintree_cc_vault>

It refers to the BraintreeCreditCardVaultFacade virtual class.

2. The «BraintreeCreditCardVaultFacade» virtual class definition

github.com

magento/magento2/blob/2.1.7/app/code/Magento/Braintree/etc/di.xml#L48-L55


<virtualType name="BraintreeCreditCardVaultFacade" type="Magento\Vault\Model\Method\Vault">
    <arguments>
        <argument name="config" xsi:type="object">BraintreeVaultPaymentConfig</argument>
        <argument name="valueHandlerPool" xsi:type="object">BraintreeVaultPaymentValueHandlerPool</argument>
        <argument name="vaultProvider" xsi:type="object">BraintreeFacade</argument>
        <argument name="code" xsi:type="const">Magento\Braintree\Model\Ui\ConfigProvider::CC_VAULT_CODE</argument>
    </arguments>
</virtualType>

It uses the BraintreeFacade virtual class instance as a value of the vaultProvider parameter.

3. The «BraintreeFacade» virtual class definition

github.com

magento/magento2/blob/2.1.7/app/code/Magento/Braintree/etc/di.xml#L10-L19


<virtualType name="BraintreeFacade" type="Magento\Payment\Model\Method\Adapter">
    <arguments>
        <argument name="code" xsi:type="const">Magento\Braintree\Model\Ui\ConfigProvider::CODE</argument>
        <argument name="formBlockType" xsi:type="string">Magento\Braintree\Block\Form</argument>
        <argument name="infoBlockType" xsi:type="string">Magento\Braintree\Block\Info</argument>
        <argument name="valueHandlerPool" xsi:type="object">BraintreeValueHandlerPool</argument>
        <argument name="validatorPool" xsi:type="object">BraintreeValidatorPool</argument>
        <argument name="commandPool" xsi:type="object">BraintreeCommandPool</argument>
    </arguments>
</virtualType>

4. Magento\Vault\Model\Method\Vault::authorize()

dmitrii_fediuk · June 8, 2017, 1:57am