1 files changed, 111 insertions, 0 deletions
diff --git a/launcher/minecraft/auth/steps/MSAStep.cpp b/launcher/minecraft/auth/steps/MSAStep.cpp
new file mode 100644
index 00000000..be711f7e
--- /dev/null
+++ b/launcher/minecraft/auth/steps/MSAStep.cpp
@@ -0,0 +1,111 @@
+#include "MSAStep.h"
+
+#include <QNetworkRequest>
+
+#include "minecraft/auth/AuthRequest.h"
+#include "minecraft/auth/Parsers.h"
+
+#include "Application.h"
+
+using OAuth2 = Katabasis::DeviceFlow;
+using Activity = Katabasis::Activity;
+
+MSAStep::MSAStep(AccountData* data, Action action) : AuthStep(data), m_action(action) {
+    OAuth2::Options opts;
+    opts.scope = "XboxLive.signin offline_access";
+    opts.clientIdentifier = APPLICATION->msaClientId();
+    opts.authorizationUrl = "https://login.microsoftonline.com/consumers/oauth2/v2.0/devicecode";
+    opts.accessTokenUrl = "https://login.microsoftonline.com/consumers/oauth2/v2.0/token";
+
+    // FIXME: OAuth2 is not aware of our fancy shared pointers
+    m_oauth2 = new OAuth2(opts, m_data->msaToken, this, APPLICATION->network().get());
+
+    connect(m_oauth2, &OAuth2::activityChanged, this, &MSAStep::onOAuthActivityChanged);
+    connect(m_oauth2, &OAuth2::showVerificationUriAndCode, this, &MSAStep::showVerificationUriAndCode);
+}
+
+MSAStep::~MSAStep() noexcept = default;
+
+QString MSAStep::describe() {
+    return tr("Logging in with Microsoft account.");
+}
+
+
+void MSAStep::rehydrate() {
+    switch(m_action) {
+        case Refresh: {
+            // TODO: check the tokens and see if they are old (older than a day)
+            return;
+        }
+        case Login: {
+            // NOOP
+            return;
+        }
+    }
+}
+
+void MSAStep::perform() {
+    switch(m_action) {
+        case Refresh: {
+            m_oauth2->refresh();
+            return;
+        }
+        case Login: {
+            QVariantMap extraOpts;
+            extraOpts["prompt"] = "select_account";
+            m_oauth2->setExtraRequestParams(extraOpts);
+
+            *m_data = AccountData();
+            m_oauth2->login();
+            return;
+        }
+    }
+}
+
+void MSAStep::onOAuthActivityChanged(Katabasis::Activity activity) {
+    switch(activity) {
+        case Katabasis::Activity::Idle:
+        case Katabasis::Activity::LoggingIn:
+        case Katabasis::Activity::Refreshing:
+        case Katabasis::Activity::LoggingOut: {
+            // We asked it to do something, it's doing it. Nothing to act upon.
+            return;
+        }
+        case Katabasis::Activity::Succeeded: {
+            // Succeeded or did not invalidate tokens
+            emit hideVerificationUriAndCode();
+            QVariantMap extraTokens = m_oauth2->extraTokens();
+#ifndef NDEBUG
+            if (!extraTokens.isEmpty()) {
+                qDebug() << "Extra tokens in response:";
+                foreach (QString key, extraTokens.keys()) {
+                    qDebug() << "\t" << key << ":" << extraTokens.value(key);
+                }
+            }
+#endif
+            emit finished(AccountTaskState::STATE_WORKING, tr("Got "));
+            return;
+        }
+        case Katabasis::Activity::FailedSoft: {
+            // NOTE: soft error in the first step means 'offline'
+            emit hideVerificationUriAndCode();
+            emit finished(AccountTaskState::STATE_OFFLINE, tr("Microsoft user authentication ended with a network error."));
+            return;
+        }
+        case Katabasis::Activity::FailedGone: {
+            emit hideVerificationUriAndCode();
+            emit finished(AccountTaskState::STATE_FAILED_GONE, tr("Microsoft user authentication failed - user no longer exists."));
+            return;
+        }
+        case Katabasis::Activity::FailedHard: {
+            emit hideVerificationUriAndCode();
+            emit finished(AccountTaskState::STATE_FAILED_HARD, tr("Microsoft user authentication failed."));
+            return;
+        }
+        default: {
+            emit hideVerificationUriAndCode();
+            emit finished(AccountTaskState::STATE_FAILED_HARD, tr("Microsoft user authentication completed with an unrecognized result."));
+            return;
+        }
+    }
+}