69 lines
2.2 KiB
PL/PgSQL
69 lines
2.2 KiB
PL/PgSQL
-- Deploy camper:redsys_sign_request to pg
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-- requires: roles
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-- requires: extension_pgcrypto
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-- requires: schema_camper
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-- requires: encode_base64url
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-- requires: redsys_encrypt
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-- requires: redsys_request
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-- requires: redsys_signed_request
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-- requires: company
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-- requires: currency
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-- requires: language
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begin;
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set search_path to camper, public;
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create or replace function redsys_sign_request(company_id integer, request redsys_request) returns redsys_signed_request as
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$$
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select row(
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merchant_parameters,
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encode(hmac(
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convert_to(merchant_parameters, 'UTF-8'),
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redsys_encrypt(company_id, convert_to((request).order_number, 'UTF-8')),
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'sha256'
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), 'base64'),
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'HMAC_SHA256_V1'
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)
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from (
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select encode_base64url(
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convert_to(
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-- not using JSONB because for unit test i need stable key order
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json_build_object(
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'Ds_Merchant_MerchantCode', merchant_code,
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'Ds_Merchant_Terminal', terminal_number::text,
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'Ds_Merchant_MerchantName', business_name,
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'Ds_Merchant_TransactionType', (request).transaction_type::text,
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'Ds_Merchant_Amount', parse_price((request).amount, decimal_digits)::text,
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'Ds_Merchant_Currency', currency.redsys_code::text,
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'Ds_Merchant_Order', (request).order_number,
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'Ds_Merchant_Productdescription', (request).product,
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'Ds_Merchant_Titular', (request).card_holder,
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'Ds_Merchant_UrlOK', (request).success_uri::text,
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'Ds_Merchant_UrlKO', (request).failure_uri::text,
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'Ds_Merchant_MerchantURL', (request).notification_uri::text,
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'Ds_Merchant_ConsumerLanguage', language.redsys_code::text
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)::text,
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'UTF-8'
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)
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) as merchant_parameters
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from redsys
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join company using (company_id)
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join currency using (currency_code)
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, language
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where redsys.company_id = redsys_sign_request.company_id
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and language.lang_tag = (request).lang_tag
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) as build
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;
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$$
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language sql
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stable
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;
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revoke execute on function redsys_sign_request(integer, redsys_request) from public;
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grant execute on function redsys_sign_request(integer, redsys_request) to guest;
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grant execute on function redsys_sign_request(integer, redsys_request) to employee;
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grant execute on function redsys_sign_request(integer, redsys_request) to admin;
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commit;
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