1 files changed, 143 insertions, 0 deletions
diff --git a/src/plugins/qmldesigner/assetexporterplugin/componentexporter.cpp b/src/plugins/qmldesigner/assetexporterplugin/componentexporter.cpp
new file mode 100644
index 0000000000..059b6ecb16
--- /dev/null
+++ b/src/plugins/qmldesigner/assetexporterplugin/componentexporter.cpp
@@ -0,0 +1,143 @@
+/****************************************************************************
+**
+** Copyright (C) 2020 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+****************************************************************************/
+#include "componentexporter.h"
+#include "assetexporter.h"
+#include "assetexportpluginconstants.h"
+#include "exportnotification.h"
+#include "parsers/modelnodeparser.h"
+
+#include "model.h"
+#include "nodeabstractproperty.h"
+#include "rewriterview.h"
+
+#include "utils/qtcassert.h"
+
+#include <QJsonArray>
+#include <QJsonObject>
+#include <QLoggingCategory>
+
+namespace {
+Q_LOGGING_CATEGORY(loggerInfo, "qtc.designer.assetExportPlugin.modelExporter", QtInfoMsg)
+
+static void populateLineage(const QmlDesigner::ModelNode &node, QByteArrayList &lineage)
+{
+    if (!node.isValid() || node.type().isEmpty())
+        return;
+    lineage.append(node.type());
+    if (node.hasParentProperty())
+        populateLineage(node.parentProperty().parentModelNode(), lineage);
+}
+
+}
+
+namespace QmlDesigner {
+
+std::vector<std::unique_ptr<Internal::NodeParserCreatorBase>> Component::m_readers;
+Component::Component(AssetExporter &exporter, const ModelNode &rootNode):
+    m_exporter(exporter),
+    m_rootNode(rootNode)
+{
+
+}
+
+QJsonObject Component::json() const
+{
+    return m_json;
+}
+
+AssetExporter &Component::exporter()
+{
+    return m_exporter;
+}
+
+void Component::exportComponent()
+{
+    QTC_ASSERT(m_rootNode.isValid(), return);
+    m_json = nodeToJson(m_rootNode);
+    addImports();
+}
+
+ModelNodeParser *Component::createNodeParser(const ModelNode &node) const
+{
+    QByteArrayList lineage;
+    populateLineage(node, lineage);
+    std::unique_ptr<ModelNodeParser> reader;
+    for (auto &parserCreator: m_readers) {
+        std::unique_ptr<ModelNodeParser> r(parserCreator->instance(lineage, node));
+        if (r->isExportable()) {
+            if (reader) {
+                if (reader->priority() < r->priority())
+                    reader = std::move(r);
+            } else {
+                reader = std::move(r);
+            }
+        }
+    }
+
+    if (!reader)
+        qCDebug(loggerInfo()) << "No parser for node" << node;
+
+    return reader.release();
+}
+
+QJsonObject Component::nodeToJson(const ModelNode &node)
+{
+    QJsonObject jsonObject;
+    std::unique_ptr<ModelNodeParser> parser(createNodeParser(node));
+    if (parser) {
+        if (parser->uuid().isEmpty()) {
+            // Assign an unique identifier to the node.
+            QByteArray uuid = m_exporter.generateUuid(node);
+            node.setAuxiliaryData(Constants::UuidAuxTag, QString::fromLatin1(uuid));
+            node.model()->rewriterView()->writeAuxiliaryData();
+        }
+        jsonObject = parser->json(*this);
+    } else {
+        ExportNotification::addError(tr("Error exporting component %1. Parser unavailable.")
+                                     .arg(node.id()));
+    }
+
+    QJsonArray children;
+    for (const ModelNode &childnode : node.directSubModelNodes())
+        children.append(nodeToJson(childnode));
+
+    if (!children.isEmpty())
+        jsonObject.insert("children", children);
+
+    return jsonObject;
+}
+
+void Component::addImports()
+{
+    QJsonArray importsArray;
+    for (const Import &import : m_rootNode.model()->imports())
+        importsArray.append(import.toString());
+
+    if (!importsArray.empty())
+        m_json.insert(Constants::ImportsTag, importsArray);
+}
+
+
+} // namespace QmlDesigner