(Hopefully the info below helps and will be included in the next
released GC mod version readme).
I. Settings > Integration:
Integration Settings
1. New Order Notifications:
[CHECK] Email my customer support contact, your-shop-
admin@your_domain.com, each time I receive an order, cancellation or
other transaction.
2. Shopping Cart Post Security:
[CHECK] For extra security, my company will only post digitally signed
XML shopping carts. (Google should reject all others)
3. API callback URL (Level 2 integrations only)
Specify a URL for Google to notify you of new orders and changes in
order state. You must provide the URL of a server running 128-bit
SSLv3 or TLS.
[EXAMPLE] https://www.your_domain.com/your_shop/googlecheckout/responsehandler.php
4. Callback Method: (radio button)
[SELECT] XML e.g. <google-order-number>123</google-order-number>
[DO NOT SELECT] HTML (name/value pairs) e.g. google-order-number=123
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II. Settings > Preferences
Order Processing:
When I receive a new order: (radio button)
[DO NOT SELECT] Automatically authorize the buyer's credit card for
the full amount of the order.
[SELECT] Automatically authorize and charge the buyer's credit card.
[CHECK] Email me each time I receive an order, cancellation or other
transaction.
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