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Add human readable version of errors

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This commit is contained in:
Matt Corallo 2014-05-27 21:29:44 +02:00
parent 753a950816
commit 68131a6e2a
5 changed files with 55 additions and 42 deletions
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26
js/api.js
View file

@ -85,32 +85,28 @@ window.textsecure.api = function() {
}
if (code > 999 || code < 100)
code = -1;
var e = new Error(code);
e.name = "HTTPError";
try {
switch (code) {
case -1:
e.human_error = "Failed to connect to the server, please check your network connection.";
break;
textsecure.throwHumanError(code, "HTTPError", "Failed to connect to the server, please check your network connection.");
case 413:
e.human_error = "Rate limit exceeded, please try again later.";
break;
textsecure.throwHumanError(code, "HTTPError", "Rate limit exceeded, please try again later.");
case 403:
e.human_error = "Invalid code, please try again.";
break;
textsecure.throwHumanError(code, "HTTPError", "Invalid code, please try again.");
case 417:
e.human_error = "Number already registered"; // TODO: This shouldn't be a thing?, but its in the API doc?
break;
// TODO: This shouldn't be a thing?, but its in the API doc?
textsecure.throwHumanError(code, "HTTPError", "Number already registered.");
case 401:
e.human_error = "Invalid authentication, most likely someone re-registered and invalidated our registration";
break;
textsecure.throwHumanError(code, "HTTPError", "Invalid authentication, most likely someone re-registered and invalidated our registration.");
case 404:
e.human_error = "Number is not registered with TextSecure..";
break;
textsecure.throwHumanError(code, "HTTPError", "Number is not registered with TextSecure.");
default:
e.human_error = "The server rejected our query, please file a bug report.";
textsecure.throwHumanError(code, "HTTPError", "The server rejected our query, please file a bug report.");
}
} catch (e) {
reject(e);
}
}
});
});
};

5
js/crypto.js
View file

@ -417,10 +417,7 @@ window.textsecure.crypto = new function() {
} else {
// ...otherwise create an error that the UI will pick up and ask the user if they want to re-negotiate
// TODO: Save the message for possible later renegotiation
var error = new Error("Received message with unknown identity key");
error.name = "WarnTryAgainError";
error.full_message = "The identity of the sender has changed. This may be malicious, or the sender may have simply reinstalled TextSecure.";
throw new error;
textsecure.throwHumanError("Received message with unknown identity key", "WarnTryAgainError", "The identity of the sender has changed. This may be malicious, or the sender may have simply reinstalled TextSecure.");
}
}
return initSession(false, preKeyPair, encodedNumber, toArrayBuffer(message.identityKey), toArrayBuffer(message.baseKey))

38
js/helpers.js
View file

@ -277,6 +277,14 @@ window.textsecure.utils = function() {
return self;
}();
window.textsecure.throwHumanError = function(error, type, humanError) {
var e = new Error(error);
if (type !== undefined)
e.name = type;
e.humanError = humanError;
throw e;
}
/************************************************
*** Utilities to store data in local storage ***
************************************************/
@ -500,6 +508,7 @@ window.textsecure.subscribeToPush = function() {
});
})
}).catch(function(e) {
// TODO: Show "Invalid message" messages?
console.log("Error handling incoming message: ");
console.log(e);
});
@ -533,6 +542,19 @@ window.textsecure.sendMessage = function() {
var promises = [];
var addEncryptionFor = function(i) {
return new Promise(function(resolve) { // Wrap in a promise for the throws
if (deviceObjectList[i].relay !== undefined) {
if (relay === undefined)
relay = deviceObjectList[i].relay;
else if (relay != deviceObjectList[i].relay)
throw new Error("Mismatched relays for number " + number);
} else {
if (relay === undefined)
relay = "";
else if (relay != "")
throw new Error("Mismatched relays for number " + number);
}
return textsecure.crypto.encryptMessageFor(deviceObjectList[i], message).then(function(encryptedMsg) {
jsonData[i] = {
type: encryptedMsg.type,
@ -542,20 +564,12 @@ window.textsecure.sendMessage = function() {
timestamp: new Date().getTime()
};
if (deviceObjectList[i].relay !== undefined) {
if (deviceObjectList[i].relay !== undefined)
jsonData[i].relay = deviceObjectList[i].relay;
if (relay === undefined)
relay = jsonData[i].relay;
else if (relay != jsonData[i].relay)
throw new Error("Mismatched relays for number " + number);
} else {
if (relay === undefined)
relay = "";
else if (relay != "")
throw new Error("Mismatched relays for number " + number);
}
});
});
}
for (var i = 0; i < deviceObjectList.length; i++)
promises[i] = addEncryptionFor(i);
return Promise.all(promises).then(function() {
@ -575,6 +589,8 @@ window.textsecure.sendMessage = function() {
}
var registerError = function(number, message, error) {
if (error.humanError)
message = error.humanError;
errors[errors.length] = { number: number, reason: message, error: error };
numberCompleted();
}

6
js/options.js
View file

@ -100,7 +100,11 @@ $('#init-go').click(function() {
registrationDone();
}
}).catch(function(error) {
alert(error.human_error);
//TODO: No alerts...
if (error.humanError)
alert(error.humanError);
else
alert(error); //XXX
});
});

2
js/webcrypto.js
View file

@ -23,7 +23,7 @@ window.crypto.subtle = (function() {
var StaticArrayBufferProto = new ArrayBuffer().__proto__;
function assertIsArrayBuffer(thing) {
if (thing !== Object(thing) || thing.__proto__ != StaticArrayBufferProto)
throw new Error("WARNING: Needed a ArrayBuffer");
throw new Error("Needed a ArrayBuffer");
}
// private implementation functions