1 files changed, 71 insertions, 0 deletions
diff --git a/src/exchangedb/pg_lookup_kyc_requirement_by_row.c b/src/exchangedb/pg_lookup_kyc_requirement_by_row.c
new file mode 100644
index 000000000..6f9d76786
--- /dev/null
+++ b/src/exchangedb/pg_lookup_kyc_requirement_by_row.c
@@ -0,0 +1,71 @@
+/*
+   This file is part of TALER
+   Copyright (C) 2022 Taler Systems SA
+
+   TALER is free software; you can redistribute it and/or modify it under the
+   terms of the GNU General Public License as published by the Free Software
+   Foundation; either version 3, or (at your option) any later version.
+
+   TALER is distributed in the hope that it will be useful, but WITHOUT ANY
+   WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+   A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License along with
+   TALER; see the file COPYING.  If not, see <http://www.gnu.org/licenses/>
+ */
+/**
+ * @file exchangedb/pg_lookup_kyc_requirement_by_row.c
+ * @brief Implementation of the lookup_kyc_requirement_by_row function for Postgres
+ * @author Christian Grothoff
+ */
+#include "platform.h"
+#include "taler_error_codes.h"
+#include "taler_dbevents.h"
+#include "taler_pq_lib.h"
+#include "pg_lookup_kyc_requirement_by_row.h"
+#include "pg_helper.h"
+
+enum GNUNET_DB_QueryStatus
+TEH_PG_lookup_kyc_requirement_by_row (
+  void *cls,
+  uint64_t requirement_row,
+  char **requirements,
+  enum TALER_AmlDecisionState *aml_status,
+  struct TALER_PaytoHashP *h_payto)
+{
+  struct PostgresClosure *pg = cls;
+  uint32_t status = TALER_AML_NORMAL;
+  struct GNUNET_PQ_QueryParam params[] = {
+    GNUNET_PQ_query_param_uint64 (&requirement_row),
+    GNUNET_PQ_query_param_end
+  };
+  struct GNUNET_PQ_ResultSpec rs[] = {
+    GNUNET_PQ_result_spec_string ("required_checks",
+                                  requirements),
+    GNUNET_PQ_result_spec_auto_from_type ("h_payto",
+                                          h_payto),
+    GNUNET_PQ_result_spec_allow_null (
+      GNUNET_PQ_result_spec_uint32 ("status",
+                                    &status),
+      NULL),
+    GNUNET_PQ_result_spec_end
+  };
+  enum GNUNET_DB_QueryStatus qs;
+
+  PREPARE (pg,
+           "lookup_legitimization_requirement_by_row",
+           "SELECT "
+           " lr.required_checks"
+           ",lr.h_payto"
+           ",aml.status"
+           " FROM legitimization_requirements lr"
+           " LEFT JOIN aml_status aml USING (h_payto)"
+           " WHERE legitimization_requirement_serial_id=$1;");
+  qs = GNUNET_PQ_eval_prepared_singleton_select (
+    pg->conn,
+    "lookup_legitimization_requirement_by_row",
+    params,
+    rs);
+  *aml_status = (enum TALER_AmlDecisionState) status;
+  return qs;
+}