This release adds support for using SEP-38 quotes in SEP-6, 24, and 31 transactions. It also adds support for authenticating, sending payments to, and receiving payments from multiplexed accounts.

Breaking Changes

• SEP-24 templates have been updated with altered template variables. If you're using the default templates provided by Polaris, ensure your views are still rendering correctly. See the .content_for_template()integration function documentation for a detailed list of changes to the template variables.

Endpoints

• Added all SEP-38 Anchor RFQ API endpoints
• Added SEP-6 GET /deposit-exchange and GET /withdraw-exchange endpoints for using quotes
• Updated SEP-31 POST /transactions to accept quotes
• SEP-10 authenticates clients using shared accounts

Integrations

• QuoteIntegration base class for SEP-38 integrations
  • The integration functions correspond directly to endpoints defined in the specification
• .content_for_template() can now return a template_name key-value pair for rendering a custom template
• The default template variables present in deposit.html and withdraw.html have been greatly expanded, and the values can be overridden using .content_for_template(). The integration function documentation for specifics.

Data Model

• Add the following models: Quote, ExchangePair, OffChainAsset, & DeliveryMethod
• Adds a Transaction.account_memo column for a shared account using memos to disambiguate users
• Adds a Transaction.muxed_account column. Transaction.stellar_account will always be the G... address derived from the muxed account, if present.
• Adds a Transaction.quote column
• Adds a Transaction.fee_asset column
• Adds a Asset.sep38_enabled column
• Updates the following fields to be nullable:
  • Transaction.deposit_fee_fixed
  • Transaction.deposit_fee_percent
  • Transaction.withdrawal_fee_fixed
  • Transaction.withdrawal_fee_percent
  • Transaction.send_fee_percent
  • Transaction.send_fee_fixed
• Updates Transaction.kind to support the following new values: deposit-exchange and withdrawal-exchange
• Added Asset.asset_identification_format property for using SEP-38 asset format

Environment Variables

• The python SDK's ENABLE_SEP_0023 environment variable must be truthy

Miscellaneous

• SEP10Token now has the additional properties: muxed_account, memo

Bug Fixes

• GET /transaction(s) response bodies contained improperly formatted datetime strings