_edd_needs_v3_migration() – Evaluates whether the EDD 3.0 migration should be run, based on _any_ data existing which will need to be migrated.
Data_Migrator::get_valid_price_id_for_cart_item() – Retrieves a valid price ID for a given cart item.
EDD_API::invalid_version() – Displays an invalid version error if the version number passed isn’t valid
EDD_CLI::maybe_install_v3_tables() – Installs any new 3.0 database tables that haven’t yet been installed
EDD_Download::get_variable_priced_bundled_downloads() – Retrieve the Download IDs that are bundled with this Download based on the variable pricing ID passed
edd_get_default_variable_price() – Returns the default price ID for variable pricing, or the first price if none set.
edd_get_user_verification_page() – Retrieves the purchase history page, or main URL for the account verification process
edd_get_user_verification_request_url() – Gets the URL that triggers a new verification email to be sent