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Improve description messages of error message dialogs

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This commit is contained in:
Cameron Gutman
2019-10-12 16:41:32 -07:00
parent 565a8e56e6
commit 1121a918d1
4 changed files with 49 additions and 53 deletions
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Limelight/Network/PairManager.m
+33 -42
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@@ -33,10 +33,6 @@
ServerInfoResponse* serverInfoResp = [[ServerInfoResponse alloc] init];
[_httpManager executeRequestSynchronously:[HttpRequest requestForResponse:serverInfoResp withUrlRequest:[_httpManager newServerInfoRequest:false]
fallbackError:401 fallbackRequest:[_httpManager newHttpServerInfoRequest]]];
if (serverInfoResp == nil) {
[_callback pairFailed:@"Unable to connect to PC"];
return;
}
if ([serverInfoResp isStatusOk]) {
if ([[serverInfoResp getStringTag:@"state"] hasSuffix:@"_SERVER_BUSY"]) {
[_callback pairFailed:@"You cannot pair while a previous session is still running on the host PC. Quit any running games or reboot the host PC, then try pairing again."];
@@ -51,13 +47,25 @@
[_callback alreadyPaired];
}
}
else {
[_callback pairFailed:serverInfoResp.statusMessage];
}
}
- (void) finishPairing:(UIBackgroundTaskIdentifier)bgId withError:(NSString*)errorMsg {
- (void) finishPairing:(UIBackgroundTaskIdentifier)bgId
forResponse:(HttpResponse*)resp
withFallbackError:(NSString*)errorMsg {
[_httpManager executeRequestSynchronously:[HttpRequest requestWithUrlRequest:[_httpManager newUnpairRequest]]];
if (bgId != UIBackgroundTaskInvalid) {
[[UIApplication sharedApplication] endBackgroundTask:bgId];
}
if (![resp isStatusOk]) {
// Use the response error if the request failed
errorMsg = resp.statusMessage;
}
[_callback pairFailed:errorMsg];
}
@@ -87,18 +95,13 @@
HttpResponse* pairResp = [[HttpResponse alloc] init];
[_httpManager executeRequestSynchronously:[HttpRequest requestForResponse:pairResp withUrlRequest:[_httpManager newPairRequest:salt clientCert:_clientCert]]];
if (![self verifyResponseStatus:pairResp]) {
[self finishPairing:bgId withError:@"Pairing stage #1 failed"];
return;
}
NSInteger pairedStatus;
if (![pairResp getIntTag:@"paired" value:&pairedStatus] || !pairedStatus) {
[self finishPairing:bgId withError:@"Pairing was declined by the target."];
[self finishPairing:bgId forResponse:pairResp withFallbackError:@"Pairing was declined by the target."];
return;
}
NSString* plainCert = [pairResp getStringTag:@"plaincert"];
if ([plainCert length] == 0) {
[self finishPairing:bgId withError:@"Another pairing attempt is already in progress."];
[self finishPairing:bgId forResponse:pairResp withFallbackError:@"Another pairing attempt is already in progress."];
return;
}
@@ -125,11 +128,8 @@
HttpResponse* challengeResp = [[HttpResponse alloc] init];
[_httpManager executeRequestSynchronously:[HttpRequest requestForResponse:challengeResp withUrlRequest:[_httpManager newChallengeRequest:encryptedChallenge]]];
if (![self verifyResponseStatus:challengeResp] ||
![challengeResp getIntTag:@"paired" value:&pairedStatus] ||
pairedStatus != 1) {
[_httpManager executeRequestSynchronously:[HttpRequest requestWithUrlRequest:[_httpManager newUnpairRequest]]];
[self finishPairing:bgId withError:@"Pairing stage #2 failed"];
if (![self verifyResponseStatus:challengeResp]) {
[self finishPairing:bgId forResponse:challengeResp withFallbackError:@"Pairing stage #2 failed"];
return;
}
@@ -152,11 +152,8 @@
HttpResponse* secretResp = [[HttpResponse alloc] init];
[_httpManager executeRequestSynchronously:[HttpRequest requestForResponse:secretResp withUrlRequest:[_httpManager newChallengeRespRequest:challengeRespEncrypted]]];
if (![self verifyResponseStatus:secretResp] ||
![secretResp getIntTag:@"paired" value:&pairedStatus] ||
pairedStatus != 1) {
[_httpManager executeRequestSynchronously:[HttpRequest requestWithUrlRequest:[_httpManager newUnpairRequest]]];
[self finishPairing:bgId withError:@"Pairing stage #3 failed"];
if (![self verifyResponseStatus:secretResp]) {
[self finishPairing:bgId forResponse:secretResp withFallbackError:@"Pairing stage #3 failed"];
return;
}
@@ -165,8 +162,7 @@
NSData* serverSignature = [serverSecretResp subdataWithRange:NSMakeRange(16, 256)];
if (![cryptoMan verifySignature:serverSecret withSignature:serverSignature andCert:[Utils hexToBytes:plainCert]]) {
[_httpManager executeRequestSynchronously:[HttpRequest requestWithUrlRequest:[_httpManager newUnpairRequest]]];
[self finishPairing:bgId withError:@"Server certificate invalid"];
[self finishPairing:bgId forResponse:secretResp withFallbackError:@"Server certificate invalid"];
return;
}
@@ -179,29 +175,22 @@
serverChallengeRespHash = [cryptoMan SHA1HashData: serverChallengeRespHashInput];
}
if (![serverChallengeRespHash isEqual:serverResponse]) {
[_httpManager executeRequestSynchronously:[HttpRequest requestWithUrlRequest:[_httpManager newUnpairRequest]]];
[self finishPairing:bgId withError:@"Incorrect PIN"];
[self finishPairing:bgId forResponse:secretResp withFallbackError:@"Incorrect PIN"];
return;
}
NSData* clientPairingSecret = [self concatData:clientSecret with:[cryptoMan signData:clientSecret withKey:[CryptoManager readKeyFromFile]]];
HttpResponse* clientSecretResp = [[HttpResponse alloc] init];
[_httpManager executeRequestSynchronously:[HttpRequest requestForResponse:clientSecretResp withUrlRequest:[_httpManager newClientSecretRespRequest:[Utils bytesToHex:clientPairingSecret]]]];
if (![self verifyResponseStatus:clientSecretResp] ||
![clientSecretResp getIntTag:@"paired" value:&pairedStatus] ||
pairedStatus != 1) {
[_httpManager executeRequestSynchronously:[HttpRequest requestWithUrlRequest:[_httpManager newUnpairRequest]]];
[self finishPairing:bgId withError:@"Pairing stage #4 failed"];
if (![self verifyResponseStatus:clientSecretResp]) {
[self finishPairing:bgId forResponse:clientSecretResp withFallbackError:@"Pairing stage #4 failed"];
return;
}
HttpResponse* clientPairChallengeResp = [[HttpResponse alloc] init];
[_httpManager executeRequestSynchronously:[HttpRequest requestForResponse:clientPairChallengeResp withUrlRequest:[_httpManager newPairChallenge]]];
if (![self verifyResponseStatus:clientPairChallengeResp] ||
![clientPairChallengeResp getIntTag:@"paired" value:&pairedStatus] ||
pairedStatus != 1) {
[_httpManager executeRequestSynchronously:[HttpRequest requestWithUrlRequest:[_httpManager newUnpairRequest]]];
[self finishPairing:bgId withError:@"Pairing stage #5 failed"];
if (![self verifyResponseStatus:clientPairChallengeResp]) {
[self finishPairing:bgId forResponse:clientPairChallengeResp withFallbackError:@"Pairing stage #5 failed"];
return;
}
@@ -210,14 +199,16 @@
// Caller calls finishPairing for us on failure
- (BOOL) verifyResponseStatus:(HttpResponse*)resp {
if (resp == nil) {
[_httpManager executeRequestSynchronously:[HttpRequest requestWithUrlRequest:[_httpManager newUnpairRequest]]];
return false;
} else if (![resp isStatusOk]) {
[_httpManager executeRequestSynchronously:[HttpRequest requestWithUrlRequest:[_httpManager newUnpairRequest]]];
if (![resp isStatusOk]) {
return false;
} else {
return true;
long pairedStatus;
if (![resp getIntTag:@"paired" value:&pairedStatus]) {
return false;
}
return pairedStatus == 1;
}
}