Add QR code scanner

src/utils.cpp

@@ -0,0 +1,43 @@
+// SPDX-FileCopyrightText: 2024 Tobias Fella <tobias.fella@kde.org>
+// SPDX-License-Identifier: LGPL-2.0-or-later
+
+#include "utils.h"
+
+using namespace Quotient;
+
+static const QVariantMap emptyUser = {
+    {"isLocalUser"_ls, false},
+    {"id"_ls, QString()},
+    {"displayName"_ls, QString()},
+    {"avatarSource"_ls, QUrl()},
+    {"avatarMediaId"_ls, QString()},
+    {"color"_ls, QColor()},
+    {"object"_ls, QVariant()},
+};
+
+QVariantMap QmlUtils::getUser(User *user) const
+{
+    if (user == nullptr) {
+        return emptyUser;
+    }
+
+    const auto &url = user->avatarUrl();
+    if (url.isEmpty() || url.scheme() != "mxc"_ls) {
+        return {};
+    }
+    auto avatarSource = user->connection()->makeMediaUrl(url);
+    if (!avatarSource.isValid() || avatarSource.scheme() != QStringLiteral("mxc")) {
+        avatarSource = {};
+    }
+
+    return QVariantMap{
+        {QStringLiteral("isLocalUser"), user->id() == user->connection()->user()->id()},
+        {QStringLiteral("id"), user->id()},
+        {QStringLiteral("displayName"), user->displayname()},
+        {QStringLiteral("escapedDisplayName"), user->displayname().toHtmlEscaped()},
+        {QStringLiteral("avatarSource"), avatarSource},
+        {QStringLiteral("avatarMediaId"), user->avatarMediaId()},
+        {QStringLiteral("color"), Utils::getUserColor(user->hueF())},
+        {QStringLiteral("object"), QVariant::fromValue(user)},
+    };
+}