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#include "Parsers.h"
#include <QJsonDocument>
#include <QJsonArray>
#include <QDebug>
namespace Parsers {
bool getDateTime(QJsonValue value, QDateTime & out) {
if(!value.isString()) {
return false;
}
out = QDateTime::fromString(value.toString(), Qt::ISODate);
return out.isValid();
}
bool getString(QJsonValue value, QString & out) {
if(!value.isString()) {
return false;
}
out = value.toString();
return true;
}
bool getNumber(QJsonValue value, double & out) {
if(!value.isDouble()) {
return false;
}
out = value.toDouble();
return true;
}
bool getNumber(QJsonValue value, int64_t & out) {
if(!value.isDouble()) {
return false;
}
out = (int64_t) value.toDouble();
return true;
}
bool getBool(QJsonValue value, bool & out) {
if(!value.isBool()) {
return false;
}
out = value.toBool();
return true;
}
/*
{
"IssueInstant":"2020-12-07T19:52:08.4463796Z",
"NotAfter":"2020-12-21T19:52:08.4463796Z",
"Token":"token",
"DisplayClaims":{
"xui":[
{
"uhs":"userhash"
}
]
}
}
*/
// TODO: handle error responses ...
/*
{
"Identity":"0",
"XErr":2148916238,
"Message":"",
"Redirect":"https://start.ui.xboxlive.com/AddChildToFamily"
}
// 2148916233 = missing XBox account
// 2148916238 = child account not linked to a family
*/
bool parseXTokenResponse(QByteArray & data, Katabasis::Token &output, const char * name) {
qDebug() << "Parsing" << name <<":";
#ifndef NDEBUG
qDebug() << data;
#endif
QJsonParseError jsonError;
QJsonDocument doc = QJsonDocument::fromJson(data, &jsonError);
if(jsonError.error) {
qWarning() << "Failed to parse response from user.auth.xboxlive.com as JSON: " << jsonError.errorString();
return false;
}
auto obj = doc.object();
if(!getDateTime(obj.value("IssueInstant"), output.issueInstant)) {
qWarning() << "User IssueInstant is not a timestamp";
return false;
}
if(!getDateTime(obj.value("NotAfter"), output.notAfter)) {
qWarning() << "User NotAfter is not a timestamp";
return false;
}
if(!getString(obj.value("Token"), output.token)) {
qWarning() << "User Token is not a timestamp";
return false;
}
auto arrayVal = obj.value("DisplayClaims").toObject().value("xui");
if(!arrayVal.isArray()) {
qWarning() << "Missing xui claims array";
return false;
}
bool foundUHS = false;
for(auto item: arrayVal.toArray()) {
if(!item.isObject()) {
continue;
}
auto obj = item.toObject();
if(obj.contains("uhs")) {
foundUHS = true;
} else {
continue;
}
// consume all 'display claims' ... whatever that means
for(auto iter = obj.begin(); iter != obj.end(); iter++) {
QString claim;
if(!getString(obj.value(iter.key()), claim)) {
qWarning() << "display claim " << iter.key() << " is not a string...";
return false;
}
output.extra[iter.key()] = claim;
}
break;
}
if(!foundUHS) {
qWarning() << "Missing uhs";
return false;
}
output.validity = Katabasis::Validity::Certain;
qDebug() << name << "is valid.";
return true;
}
bool parseMinecraftProfile(QByteArray & data, MinecraftProfile &output) {
qDebug() << "Parsing Minecraft profile...";
#ifndef NDEBUG
qDebug() << data;
#endif
QJsonParseError jsonError;
QJsonDocument doc = QJsonDocument::fromJson(data, &jsonError);
if(jsonError.error) {
qWarning() << "Failed to parse response from user.auth.xboxlive.com as JSON: " << jsonError.errorString();
return false;
}
auto obj = doc.object();
if(!getString(obj.value("id"), output.id)) {
qWarning() << "Minecraft profile id is not a string";
return false;
}
if(!getString(obj.value("name"), output.name)) {
qWarning() << "Minecraft profile name is not a string";
return false;
}
auto skinsArray = obj.value("skins").toArray();
for(auto skin: skinsArray) {
auto skinObj = skin.toObject();
Skin skinOut;
if(!getString(skinObj.value("id"), skinOut.id)) {
continue;
}
QString state;
if(!getString(skinObj.value("state"), state)) {
continue;
}
if(state != "ACTIVE") {
continue;
}
if(!getString(skinObj.value("url"), skinOut.url)) {
continue;
}
if(!getString(skinObj.value("variant"), skinOut.variant)) {
continue;
}
// we deal with only the active skin
output.skin = skinOut;
break;
}
auto capesArray = obj.value("capes").toArray();
QString currentCape;
for(auto cape: capesArray) {
auto capeObj = cape.toObject();
Cape capeOut;
if(!getString(capeObj.value("id"), capeOut.id)) {
continue;
}
QString state;
if(!getString(capeObj.value("state"), state)) {
continue;
}
if(state == "ACTIVE") {
currentCape = capeOut.id;
}
if(!getString(capeObj.value("url"), capeOut.url)) {
continue;
}
if(!getString(capeObj.value("alias"), capeOut.alias)) {
continue;
}
output.capes[capeOut.id] = capeOut;
}
output.currentCape = currentCape;
output.validity = Katabasis::Validity::Certain;
return true;
}
bool parseMinecraftEntitlements(QByteArray & data, MinecraftEntitlement &output) {
qDebug() << "Parsing Minecraft entitlements...";
#ifndef NDEBUG
qDebug() << data;
#endif
QJsonParseError jsonError;
QJsonDocument doc = QJsonDocument::fromJson(data, &jsonError);
if(jsonError.error) {
qWarning() << "Failed to parse response from user.auth.xboxlive.com as JSON: " << jsonError.errorString();
return false;
}
auto obj = doc.object();
auto itemsArray = obj.value("items").toArray();
for(auto item: itemsArray) {
auto itemObj = item.toObject();
QString name;
if(!getString(itemObj.value("name"), name)) {
continue;
}
if(name == "game_minecraft") {
output.canPlayMinecraft = true;
}
if(name == "product_minecraft") {
output.ownsMinecraft = true;
}
}
output.validity = Katabasis::Validity::Certain;
return true;
}
bool parseRolloutResponse(QByteArray & data, bool& result) {
qDebug() << "Parsing Rollout response...";
#ifndef NDEBUG
qDebug() << data;
#endif
QJsonParseError jsonError;
QJsonDocument doc = QJsonDocument::fromJson(data, &jsonError);
if(jsonError.error) {
qWarning() << "Failed to parse response from https://api.minecraftservices.com/rollout/v1/msamigration as JSON: " << jsonError.errorString();
return false;
}
auto obj = doc.object();
QString feature;
if(!getString(obj.value("feature"), feature)) {
qWarning() << "Rollout feature is not a string";
return false;
}
if(feature != "msamigration") {
qWarning() << "Rollout feature is not what we expected (msamigration), but is instead \"" << feature << "\"";
return false;
}
if(!getBool(obj.value("rollout"), result)) {
qWarning() << "Rollout feature is not a string";
return false;
}
return true;
}
bool parseMojangResponse(QByteArray & data, Katabasis::Token &output) {
QJsonParseError jsonError;
qDebug() << "Parsing Mojang response...";
#ifndef NDEBUG
qDebug() << data;
#endif
QJsonDocument doc = QJsonDocument::fromJson(data, &jsonError);
if(jsonError.error) {
qWarning() << "Failed to parse response from api.minecraftservices.com/launcher/login as JSON: " << jsonError.errorString();
return false;
}
auto obj = doc.object();
double expires_in = 0;
if(!getNumber(obj.value("expires_in"), expires_in)) {
qWarning() << "expires_in is not a valid number";
return false;
}
auto currentTime = QDateTime::currentDateTimeUtc();
output.issueInstant = currentTime;
output.notAfter = currentTime.addSecs(expires_in);
QString username;
if(!getString(obj.value("username"), username)) {
qWarning() << "username is not valid";
return false;
}
// TODO: it's a JWT... validate it?
if(!getString(obj.value("access_token"), output.token)) {
qWarning() << "access_token is not valid";
return false;
}
output.validity = Katabasis::Validity::Certain;
qDebug() << "Mojang response is valid.";
return true;
}
}
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