From c2a6241b5c1016c089f82e412c29236fdb1bbea6 Mon Sep 17 00:00:00 2001
From: Roopesh Chander <roop@roopc.net>
Date: Tue, 8 Jan 2019 15:44:17 +0530
Subject: macOS: Refactor config file parsing

- To report more fine grained errors
- To make the parse errors conform to WireGuardAppError

Signed-off-by: Roopesh Chander <roop@roopc.net>
---
 .../UI/macOS/ParseError+WireGuardAppError.swift    | 50 ++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 WireGuard/WireGuard/UI/macOS/ParseError+WireGuardAppError.swift

(limited to 'WireGuard/WireGuard/UI')

diff --git a/WireGuard/WireGuard/UI/macOS/ParseError+WireGuardAppError.swift b/WireGuard/WireGuard/UI/macOS/ParseError+WireGuardAppError.swift
new file mode 100644
index 0000000..4a1c890
--- /dev/null
+++ b/WireGuard/WireGuard/UI/macOS/ParseError+WireGuardAppError.swift
@@ -0,0 +1,50 @@
+// SPDX-License-Identifier: MIT
+// Copyright © 2018 WireGuard LLC. All Rights Reserved.
+
+import Cocoa
+
+// We have this in a separate file because we don't want the network extension
+// code to see WireGuardAppError and tr(). Also, this extension is used only on macOS.
+
+extension TunnelConfiguration.ParseError: WireGuardAppError {
+    var alertText: AlertText {
+        switch self {
+        case .invalidLine(let line):
+            return (tr(format: "macAlertInvalidLine (%@)", String(line)), "")
+        case .noInterface:
+            return (tr("macAlertNoInterface"), "")
+        case .multipleInterfaces:
+            return (tr("macAlertMultipleInterfaces"), "")
+        case .interfaceHasNoPrivateKey:
+            return (tr("alertInvalidInterfaceMessagePrivateKeyRequired"), tr("alertInvalidInterfaceMessagePrivateKeyInvalid"))
+        case .interfaceHasInvalidPrivateKey:
+            return (tr("macAlertPrivateKeyInvalid"), tr("alertInvalidInterfaceMessagePrivateKeyInvalid"))
+        case .interfaceHasInvalidListenPort(let value):
+            return (tr(format: "macAlertListenPortInvalid (%@)", value), tr("alertInvalidInterfaceMessageListenPortInvalid"))
+        case .interfaceHasInvalidAddress(let value):
+            return (tr(format: "macAlertAddressInvalid (%@)", value), tr("alertInvalidInterfaceMessageAddressInvalid"))
+        case .interfaceHasInvalidDNS(let value):
+            return (tr(format: "macAlertDNSInvalid (%@)", value), tr("alertInvalidInterfaceMessageDNSInvalid"))
+        case .interfaceHasInvalidMTU(let value):
+            return (tr(format: "macAlertMTUInvalid (%@)", value), tr("alertInvalidInterfaceMessageMTUInvalid"))
+        case .interfaceHasUnrecognizedKey(let value):
+            return (tr(format: "macAlertUnrecognizedInterfaceKey (%@)", value), tr("macAlertInfoUnrecognizedInterfaceKey"))
+        case .peerHasNoPublicKey:
+            return (tr("alertInvalidPeerMessagePublicKeyRequired"), tr("alertInvalidPeerMessagePublicKeyInvalid"))
+        case .peerHasInvalidPublicKey:
+            return (tr("macAlertPublicKeyInvalid"), tr("alertInvalidPeerMessagePublicKeyInvalid"))
+        case .peerHasInvalidPreSharedKey:
+            return (tr("macAlertPreSharedKeyInvalid"), tr("alertInvalidPeerMessagePreSharedKeyInvalid"))
+        case .peerHasInvalidAllowedIP(let value):
+            return (tr(format: "macAlertAllowedIPInvalid (%@)", value), tr("alertInvalidPeerMessageAllowedIPsInvalid"))
+        case .peerHasInvalidEndpoint(let value):
+            return (tr(format: "macAlertEndpointInvalid (%@)", value), tr("alertInvalidPeerMessageEndpointInvalid"))
+        case .peerHasInvalidPersistentKeepAlive(let value):
+            return (tr(format: "macAlertPersistentKeepliveInvalid (%@)", value), tr("alertInvalidPeerMessagePersistentKeepaliveInvalid"))
+        case .peerHasUnrecognizedKey(let value):
+            return (tr(format: "macAlertUnrecognizedPeerKey (%@)", value), tr("macAlertInfoUnrecognizedPeerKey"))
+        case .multiplePeersWithSamePublicKey:
+            return (tr("alertInvalidPeerMessagePublicKeyDuplicated"), "")
+        }
+    }
+}
-- 
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