From 159098b085958c54aff91aeb6fcb8e792b8667d7 Mon Sep 17 00:00:00 2001
From: Edgar Goetzendorff <hello@dated.fun>
Date: Wed, 6 Nov 2019 10:24:00 +0100
Subject: [PATCH] fix(core-transactions): add ipfs exception handling (#3217)

---
 packages/core-transactions/src/handlers/ipfs.ts     | 6 +++++-
 packages/crypto/src/networks/devnet/exceptions.json | 5 ++++-
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/packages/core-transactions/src/handlers/ipfs.ts b/packages/core-transactions/src/handlers/ipfs.ts
index 2441aeda59..6f30ef1945 100644
--- a/packages/core-transactions/src/handlers/ipfs.ts
+++ b/packages/core-transactions/src/handlers/ipfs.ts
@@ -1,5 +1,5 @@
 import { Database, State, TransactionPool } from "@arkecosystem/core-interfaces";
-import { Interfaces, Managers, Transactions } from "@arkecosystem/crypto";
+import { Interfaces, Managers, Transactions, Utils } from "@arkecosystem/crypto";
 import { IpfsHashAlreadyExists } from "../errors";
 import { TransactionReader } from "../transaction-reader";
 import { TransactionHandler, TransactionHandlerConstructor } from "./transaction";
@@ -45,6 +45,10 @@ export class IpfsTransactionHandler extends TransactionHandler {
         wallet: State.IWallet,
         walletManager: State.IWalletManager,
     ): Promise<void> {
+        if (Utils.isException(transaction.data)) {
+            return;
+        }
+
         if (walletManager.getIndex("ipfs").has(transaction.data.asset.ipfs)) {
             throw new IpfsHashAlreadyExists();
         }
diff --git a/packages/crypto/src/networks/devnet/exceptions.json b/packages/crypto/src/networks/devnet/exceptions.json
index 7bc610649d..5ccd901f19 100644
--- a/packages/crypto/src/networks/devnet/exceptions.json
+++ b/packages/crypto/src/networks/devnet/exceptions.json
@@ -356,6 +356,9 @@
         "547ff32c8e709b6f2c79bf78b0c39d82cd6b845705be1c4263f0107b8b1f8ec1",
         "04d772ff7977051c7515e29eeafa283af843cbc0364c109ae6c04884df608d93",
         "c2d02bd4475c84222bd7eddd13743b319cdd0596cf4fd1f4303ac9a2d158f302",
-        "baa9d3d9ed8d57f1d4b0233ecdf00ef8f12e28ceb764e62cece2afef1c358d60"
+        "baa9d3d9ed8d57f1d4b0233ecdf00ef8f12e28ceb764e62cece2afef1c358d60",
+        "a4e312e7ba1376440061f3c3ffe529c16b64489862ffb979b904f491985de1a1",
+        "11561c1354e6ceaf2c269916bf21e2fed1acb995a609deb340cec867f6bf7005",
+        "98342cce815de243f42d346b67715fa5fb7dc1eb37631f2d6425ed9003a83bc5"
     ]
 }