frontend: Add OBSImporter and importer implementations

frontend/importer/ImporterModel.cpp

@@ -0,0 +1,570 @@
+/******************************************************************************
+    Copyright (C) 2019-2020 by Dillon Pentz <[email protected]>
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+******************************************************************************/
+
+#include "moc_window-importer.cpp"
+
+#include "obs-app.hpp"
+
+#include <QPushButton>
+#include <QLineEdit>
+#include <QToolButton>
+#include <QMimeData>
+#include <QStyledItemDelegate>
+#include <QDirIterator>
+#include <QDropEvent>
+#include <qt-wrappers.hpp>
+
+#include "importers/importers.hpp"
+
+extern bool SceneCollectionExists(const char *findName);
+
+enum ImporterColumn {
+	Selected,
+	Name,
+	Path,
+	Program,
+
+	Count
+};
+
+enum ImporterEntryRole { EntryStateRole = Qt::UserRole, NewPath, AutoPath, CheckEmpty };
+
+/**********************************************************
+  Delegate - Presents cells in the grid.
+**********************************************************/
+
+ImporterEntryPathItemDelegate::ImporterEntryPathItemDelegate() : QStyledItemDelegate() {}
+
+QWidget *ImporterEntryPathItemDelegate::createEditor(QWidget *parent, const QStyleOptionViewItem & /* option */,
+						     const QModelIndex &index) const
+{
+	bool empty = index.model()
+			     ->index(index.row(), ImporterColumn::Path)
+			     .data(ImporterEntryRole::CheckEmpty)
+			     .value<bool>();
+
+	QSizePolicy buttonSizePolicy(QSizePolicy::Policy::Minimum, QSizePolicy::Policy::Expanding,
+				     QSizePolicy::ControlType::PushButton);
+
+	QWidget *container = new QWidget(parent);
+
+	auto browseCallback = [this, container]() {
+		const_cast<ImporterEntryPathItemDelegate *>(this)->handleBrowse(container);
+	};
+
+	auto clearCallback = [this, container]() {
+		const_cast<ImporterEntryPathItemDelegate *>(this)->handleClear(container);
+	};
+
+	QHBoxLayout *layout = new QHBoxLayout();
+	layout->setContentsMargins(0, 0, 0, 0);
+	layout->setSpacing(0);
+
+	QLineEdit *text = new QLineEdit();
+	text->setObjectName(QStringLiteral("text"));
+	text->setSizePolicy(QSizePolicy(QSizePolicy::Policy::Expanding, QSizePolicy::Policy::Expanding,
+					QSizePolicy::ControlType::LineEdit));
+	layout->addWidget(text);
+
+	QObject::connect(text, &QLineEdit::editingFinished, this, &ImporterEntryPathItemDelegate::updateText);
+
+	QToolButton *browseButton = new QToolButton();
+	browseButton->setText("...");
+	browseButton->setSizePolicy(buttonSizePolicy);
+	layout->addWidget(browseButton);
+
+	container->connect(browseButton, &QToolButton::clicked, browseCallback);
+
+	// The "clear" button is not shown in output cells
+	// or the insertion point's input cell.
+	if (!empty) {
+		QToolButton *clearButton = new QToolButton();
+		clearButton->setText("X");
+		clearButton->setSizePolicy(buttonSizePolicy);
+		layout->addWidget(clearButton);
+
+		container->connect(clearButton, &QToolButton::clicked, clearCallback);
+	}
+
+	container->setLayout(layout);
+	container->setFocusProxy(text);
+	return container;
+}
+
+void ImporterEntryPathItemDelegate::setEditorData(QWidget *editor, const QModelIndex &index) const
+{
+	QLineEdit *text = editor->findChild<QLineEdit *>();
+	text->setText(index.data().toString());
+	editor->setProperty(PATH_LIST_PROP, QVariant());
+}
+
+void ImporterEntryPathItemDelegate::setModelData(QWidget *editor, QAbstractItemModel *model,
+						 const QModelIndex &index) const
+{
+	// We use the PATH_LIST_PROP property to pass a list of
+	// path strings from the editor widget into the model's
+	// NewPathsToProcessRole. This is only used when paths
+	// are selected through the "browse" or "delete" buttons
+	// in the editor. If the user enters new text in the
+	// text box, we simply pass that text on to the model
+	// as normal text data in the default role.
+	QVariant pathListProp = editor->property(PATH_LIST_PROP);
+	if (pathListProp.isValid()) {
+		QStringList list = editor->property(PATH_LIST_PROP).toStringList();
+		model->setData(index, list, ImporterEntryRole::NewPath);
+	} else {
+		QLineEdit *lineEdit = editor->findChild<QLineEdit *>();
+		model->setData(index, lineEdit->text());
+	}
+}
+
+void ImporterEntryPathItemDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option,
+					  const QModelIndex &index) const
+{
+	QStyleOptionViewItem localOption = option;
+	initStyleOption(&localOption, index);
+
+	QApplication::style()->drawControl(QStyle::CE_ItemViewItem, &localOption, painter);
+}
+
+void ImporterEntryPathItemDelegate::handleBrowse(QWidget *container)
+{
+	QString Pattern = "(*.json *.bpres *.xml *.xconfig)";
+
+	QLineEdit *text = container->findChild<QLineEdit *>();
+
+	QString currentPath = text->text();
+
+	bool isSet = false;
+	QStringList paths = OpenFiles(container, QTStr("Importer.SelectCollection"), currentPath,
+				      QTStr("Importer.Collection") + QString(" ") + Pattern);
+
+	if (!paths.empty()) {
+		container->setProperty(PATH_LIST_PROP, paths);
+		isSet = true;
+	}
+
+	if (isSet)
+		emit commitData(container);
+}
+
+void ImporterEntryPathItemDelegate::handleClear(QWidget *container)
+{
+	// An empty string list will indicate that the entry is being
+	// blanked and should be deleted.
+	container->setProperty(PATH_LIST_PROP, QStringList());
+
+	emit commitData(container);
+}
+
+void ImporterEntryPathItemDelegate::updateText()
+{
+	QLineEdit *lineEdit = dynamic_cast<QLineEdit *>(sender());
+	QWidget *editor = lineEdit->parentWidget();
+	emit commitData(editor);
+}
+
+/**
+	Model
+**/
+
+int ImporterModel::rowCount(const QModelIndex &) const
+{
+	return options.length() + 1;
+}
+
+int ImporterModel::columnCount(const QModelIndex &) const
+{
+	return ImporterColumn::Count;
+}
+
+QVariant ImporterModel::data(const QModelIndex &index, int role) const
+{
+	QVariant result = QVariant();
+
+	if (index.row() >= options.length()) {
+		if (role == ImporterEntryRole::CheckEmpty)
+			result = true;
+		else
+			return QVariant();
+	} else if (role == Qt::DisplayRole) {
+		switch (index.column()) {
+		case ImporterColumn::Path:
+			result = options[index.row()].path;
+			break;
+		case ImporterColumn::Program:
+			result = options[index.row()].program;
+			break;
+		case ImporterColumn::Name:
+			result = options[index.row()].name;
+		}
+	} else if (role == Qt::EditRole) {
+		if (index.column() == ImporterColumn::Name) {
+			result = options[index.row()].name;
+		}
+	} else if (role == Qt::CheckStateRole) {
+		switch (index.column()) {
+		case ImporterColumn::Selected:
+			if (options[index.row()].program != "")
+				result = options[index.row()].selected ? Qt::Checked : Qt::Unchecked;
+			else
+				result = Qt::Unchecked;
+		}
+	} else if (role == ImporterEntryRole::CheckEmpty) {
+		result = options[index.row()].empty;
+	}
+
+	return result;
+}
+
+Qt::ItemFlags ImporterModel::flags(const QModelIndex &index) const
+{
+	Qt::ItemFlags flags = QAbstractTableModel::flags(index);
+
+	if (index.column() == ImporterColumn::Selected && index.row() != options.length()) {
+		flags |= Qt::ItemIsUserCheckable;
+	} else if (index.column() == ImporterColumn::Path ||
+		   (index.column() == ImporterColumn::Name && index.row() != options.length())) {
+		flags |= Qt::ItemIsEditable;
+	}
+
+	return flags;
+}
+
+void ImporterModel::checkInputPath(int row)
+{
+	ImporterEntry &entry = options[row];
+
+	if (entry.path.isEmpty()) {
+		entry.program = "";
+		entry.empty = true;
+		entry.selected = false;
+		entry.name = "";
+	} else {
+		entry.empty = false;
+
+		std::string program = DetectProgram(entry.path.toStdString());
+		entry.program = QTStr(program.c_str());
+
+		if (program.empty()) {
+			entry.selected = false;
+		} else {
+			std::string name = GetSCName(entry.path.toStdString(), program);
+			entry.name = name.c_str();
+		}
+	}
+
+	emit dataChanged(index(row, 0), index(row, ImporterColumn::Count));
+}
+
+bool ImporterModel::setData(const QModelIndex &index, const QVariant &value, int role)
+{
+	if (role == ImporterEntryRole::NewPath) {
+		QStringList list = value.toStringList();
+
+		if (list.size() == 0) {
+			if (index.row() < options.size()) {
+				beginRemoveRows(QModelIndex(), index.row(), index.row());
+				options.removeAt(index.row());
+				endRemoveRows();
+			}
+		} else {
+			if (list.size() > 0 && index.row() < options.length()) {
+				options[index.row()].path = list[0];
+				checkInputPath(index.row());
+
+				list.removeAt(0);
+			}
+
+			if (list.size() > 0) {
+				int row = index.row();
+				int lastRow = row + list.size() - 1;
+				beginInsertRows(QModelIndex(), row, lastRow);
+
+				for (QString path : list) {
+					ImporterEntry entry;
+					entry.path = path;
+
+					options.insert(row, entry);
+
+					row++;
+				}
+
+				endInsertRows();
+
+				for (row = index.row(); row <= lastRow; row++) {
+					checkInputPath(row);
+				}
+			}
+		}
+	} else if (index.row() == options.length()) {
+		QString path = value.toString();
+
+		if (!path.isEmpty()) {
+			ImporterEntry entry;
+			entry.path = path;
+			entry.selected = role != ImporterEntryRole::AutoPath;
+			entry.empty = false;
+
+			beginInsertRows(QModelIndex(), options.length() + 1, options.length() + 1);
+			options.append(entry);
+			endInsertRows();
+
+			checkInputPath(index.row());
+		}
+	} else if (index.column() == ImporterColumn::Selected) {
+		bool select = value.toBool();
+
+		options[index.row()].selected = select;
+	} else if (index.column() == ImporterColumn::Path) {
+		QString path = value.toString();
+		options[index.row()].path = path;
+
+		checkInputPath(index.row());
+	} else if (index.column() == ImporterColumn::Name) {
+		QString name = value.toString();
+		options[index.row()].name = name;
+	}
+
+	emit dataChanged(index, index);
+
+	return true;
+}
+
+QVariant ImporterModel::headerData(int section, Qt::Orientation orientation, int role) const
+{
+	QVariant result = QVariant();
+
+	if (role == Qt::DisplayRole && orientation == Qt::Orientation::Horizontal) {
+		switch (section) {
+		case ImporterColumn::Path:
+			result = QTStr("Importer.Path");
+			break;
+		case ImporterColumn::Program:
+			result = QTStr("Importer.Program");
+			break;
+		case ImporterColumn::Name:
+			result = QTStr("Name");
+		}
+	}
+
+	return result;
+}
+
+/**
+	Window
+**/
+
+OBSImporter::OBSImporter(QWidget *parent) : QDialog(parent), optionsModel(new ImporterModel), ui(new Ui::OBSImporter)
+{
+	setAcceptDrops(true);
+
+	setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint);
+
+	ui->setupUi(this);
+
+	ui->tableView->setModel(optionsModel);
+	ui->tableView->setItemDelegateForColumn(ImporterColumn::Path, new ImporterEntryPathItemDelegate());
+	ui->tableView->horizontalHeader()->setSectionResizeMode(QHeaderView::ResizeMode::ResizeToContents);
+	ui->tableView->horizontalHeader()->setSectionResizeMode(ImporterColumn::Path, QHeaderView::ResizeMode::Stretch);
+
+	connect(optionsModel, &ImporterModel::dataChanged, this, &OBSImporter::dataChanged);
+
+	ui->tableView->setEditTriggers(QAbstractItemView::EditTrigger::CurrentChanged);
+
+	ui->buttonBox->button(QDialogButtonBox::Ok)->setText(QTStr("Import"));
+	ui->buttonBox->button(QDialogButtonBox::Open)->setText(QTStr("Add"));
+
+	connect(ui->buttonBox->button(QDialogButtonBox::Ok), &QPushButton::clicked, this,
+		&OBSImporter::importCollections);
+	connect(ui->buttonBox->button(QDialogButtonBox::Open), &QPushButton::clicked, this, &OBSImporter::browseImport);
+	connect(ui->buttonBox->button(QDialogButtonBox::Close), &QPushButton::clicked, this, &OBSImporter::close);
+
+	ImportersInit();
+
+	bool autoSearchPrompt = config_get_bool(App()->GetUserConfig(), "General", "AutoSearchPrompt");
+
+	if (!autoSearchPrompt) {
+		QMessageBox::StandardButton button = OBSMessageBox::question(
+			parent, QTStr("Importer.AutomaticCollectionPrompt"), QTStr("Importer.AutomaticCollectionText"));
+
+		if (button == QMessageBox::Yes) {
+			config_set_bool(App()->GetUserConfig(), "General", "AutomaticCollectionSearch", true);
+		} else {
+			config_set_bool(App()->GetUserConfig(), "General", "AutomaticCollectionSearch", false);
+		}
+
+		config_set_bool(App()->GetUserConfig(), "General", "AutoSearchPrompt", true);
+	}
+
+	bool autoSearch = config_get_bool(App()->GetUserConfig(), "General", "AutomaticCollectionSearch");
+
+	OBSImporterFiles f;
+	if (autoSearch)
+		f = ImportersFindFiles();
+
+	for (size_t i = 0; i < f.size(); i++) {
+		QString path = f[i].c_str();
+		path.replace("\\", "/");
+		addImportOption(path, true);
+	}
+
+	f.clear();
+
+	ui->tableView->resizeColumnsToContents();
+
+	QModelIndex index = optionsModel->createIndex(optionsModel->rowCount() - 1, 2);
+	QMetaObject::invokeMethod(ui->tableView, "setCurrentIndex", Qt::QueuedConnection,
+				  Q_ARG(const QModelIndex &, index));
+}
+
+void OBSImporter::addImportOption(QString path, bool automatic)
+{
+	QStringList list;
+
+	list.append(path);
+
+	QModelIndex insertIndex = optionsModel->index(optionsModel->rowCount() - 1, ImporterColumn::Path);
+
+	optionsModel->setData(insertIndex, list, automatic ? ImporterEntryRole::AutoPath : ImporterEntryRole::NewPath);
+}
+
+void OBSImporter::dropEvent(QDropEvent *ev)
+{
+	for (QUrl url : ev->mimeData()->urls()) {
+		QFileInfo fileInfo(url.toLocalFile());
+		if (fileInfo.isDir()) {
+
+			QDirIterator dirIter(fileInfo.absoluteFilePath(), QDir::Files);
+
+			while (dirIter.hasNext()) {
+				addImportOption(dirIter.next(), false);
+			}
+		} else {
+			addImportOption(fileInfo.canonicalFilePath(), false);
+		}
+	}
+}
+
+void OBSImporter::dragEnterEvent(QDragEnterEvent *ev)
+{
+	if (ev->mimeData()->hasUrls())
+		ev->accept();
+}
+
+void OBSImporter::browseImport()
+{
+	QString Pattern = "(*.json *.bpres *.xml *.xconfig)";
+
+	QStringList paths = OpenFiles(this, QTStr("Importer.SelectCollection"), "",
+				      QTStr("Importer.Collection") + QString(" ") + Pattern);
+
+	if (!paths.empty()) {
+		for (int i = 0; i < paths.count(); i++) {
+			addImportOption(paths[i], false);
+		}
+	}
+}
+
+bool GetUnusedName(std::string &name)
+{
+	OBSBasic *basic = reinterpret_cast<OBSBasic *>(App()->GetMainWindow());
+
+	if (!basic->GetSceneCollectionByName(name)) {
+		return false;
+	}
+
+	std::string newName;
+	int inc = 2;
+	do {
+		newName = name;
+		newName += " ";
+		newName += std::to_string(inc++);
+	} while (basic->GetSceneCollectionByName(newName));
+
+	name = newName;
+	return true;
+}
+
+constexpr std::string_view OBSSceneCollectionPath = "obs-studio/basic/scenes/";
+
+void OBSImporter::importCollections()
+{
+	setEnabled(false);
+
+	const std::filesystem::path sceneCollectionLocation =
+		App()->userScenesLocation / std::filesystem::u8path(OBSSceneCollectionPath);
+
+	for (int i = 0; i < optionsModel->rowCount() - 1; i++) {
+		int selected = optionsModel->index(i, ImporterColumn::Selected).data(Qt::CheckStateRole).value<int>();
+
+		if (selected == Qt::Unchecked)
+			continue;
+
+		std::string pathStr = optionsModel->index(i, ImporterColumn::Path)
+					      .data(Qt::DisplayRole)
+					      .value<QString>()
+					      .toStdString();
+		std::string nameStr = optionsModel->index(i, ImporterColumn::Name)
+					      .data(Qt::DisplayRole)
+					      .value<QString>()
+					      .toStdString();
+
+		json11::Json res;
+		ImportSC(pathStr, nameStr, res);
+
+		if (res != json11::Json()) {
+			json11::Json::object out = res.object_items();
+			std::string name = res["name"].string_value();
+			std::string file;
+
+			if (GetUnusedName(name)) {
+				json11::Json::object newOut = out;
+				newOut["name"] = name;
+				out = newOut;
+			}
+
+			std::string fileName;
+			if (!GetFileSafeName(name.c_str(), fileName)) {
+				blog(LOG_WARNING, "Failed to create safe file name for '%s'", fileName.c_str());
+			}
+
+			std::string collectionFile;
+			collectionFile.reserve(sceneCollectionLocation.u8string().size() + fileName.size());
+			collectionFile.append(sceneCollectionLocation.u8string()).append(fileName);
+
+			if (!GetClosestUnusedFileName(collectionFile, "json")) {
+				blog(LOG_WARNING, "Failed to get closest file name for %s", fileName.c_str());
+			}
+
+			std::string out_str = json11::Json(out).dump();
+
+			bool success = os_quick_write_utf8_file(collectionFile.c_str(), out_str.c_str(), out_str.size(),
+								false);
+
+			blog(LOG_INFO, "Import Scene Collection: %s (%s) - %s", name.c_str(), fileName.c_str(),
+			     success ? "SUCCESS" : "FAILURE");
+		}
+	}
+
+	close();
+}
+
+void OBSImporter::dataChanged()
+{
+	ui->tableView->resizeColumnToContents(ImporterColumn::Name);
+}

frontend/importer/ImporterModel.hpp

@@ -0,0 +1,102 @@
+/******************************************************************************
+    Copyright (C) 2019-2020 by Dillon Pentz <[email protected]>
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+******************************************************************************/
+
+#pragma once
+
+#include "obs-app.hpp"
+#include "window-basic-main.hpp"
+#include <QPointer>
+#include <QStyledItemDelegate>
+#include <QFileInfo>
+#include "ui_OBSImporter.h"
+
+class ImporterModel;
+
+class OBSImporter : public QDialog {
+	Q_OBJECT
+
+	QPointer<ImporterModel> optionsModel;
+	std::unique_ptr<Ui::OBSImporter> ui;
+
+public:
+	explicit OBSImporter(QWidget *parent = nullptr);
+
+	void addImportOption(QString path, bool automatic);
+
+protected:
+	virtual void dropEvent(QDropEvent *ev) override;
+	virtual void dragEnterEvent(QDragEnterEvent *ev) override;
+
+public slots:
+	void browseImport();
+	void importCollections();
+	void dataChanged();
+};
+
+class ImporterModel : public QAbstractTableModel {
+	Q_OBJECT
+
+	friend class OBSImporter;
+
+public:
+	ImporterModel(QObject *parent = 0) : QAbstractTableModel(parent) {}
+
+	int rowCount(const QModelIndex &parent = QModelIndex()) const;
+	int columnCount(const QModelIndex &parent = QModelIndex()) const;
+	QVariant data(const QModelIndex &index, int role) const;
+	QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;
+	Qt::ItemFlags flags(const QModelIndex &index) const;
+	bool setData(const QModelIndex &index, const QVariant &value, int role);
+
+private:
+	struct ImporterEntry {
+		QString path;
+		QString program;
+		QString name;
+
+		bool selected;
+		bool empty;
+	};
+
+	QList<ImporterEntry> options;
+
+	void checkInputPath(int row);
+};
+
+class ImporterEntryPathItemDelegate : public QStyledItemDelegate {
+	Q_OBJECT
+
+public:
+	ImporterEntryPathItemDelegate();
+
+	virtual QWidget *createEditor(QWidget *parent, const QStyleOptionViewItem & /* option */,
+				      const QModelIndex &index) const override;
+
+	virtual void setEditorData(QWidget *editor, const QModelIndex &index) const override;
+	virtual void setModelData(QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const override;
+	virtual void paint(QPainter *painter, const QStyleOptionViewItem &option,
+			   const QModelIndex &index) const override;
+
+private:
+	const char *PATH_LIST_PROP = "pathList";
+
+	void handleBrowse(QWidget *container);
+	void handleClear(QWidget *container);
+
+private slots:
+	void updateText();
+};

frontend/importer/OBSImporter.cpp

@@ -0,0 +1,570 @@
+/******************************************************************************
+    Copyright (C) 2019-2020 by Dillon Pentz <[email protected]>
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+******************************************************************************/
+
+#include "moc_window-importer.cpp"
+
+#include "obs-app.hpp"
+
+#include <QPushButton>
+#include <QLineEdit>
+#include <QToolButton>
+#include <QMimeData>
+#include <QStyledItemDelegate>
+#include <QDirIterator>
+#include <QDropEvent>
+#include <qt-wrappers.hpp>
+
+#include "importers/importers.hpp"
+
+extern bool SceneCollectionExists(const char *findName);
+
+enum ImporterColumn {
+	Selected,
+	Name,
+	Path,
+	Program,
+
+	Count
+};
+
+enum ImporterEntryRole { EntryStateRole = Qt::UserRole, NewPath, AutoPath, CheckEmpty };
+
+/**********************************************************
+  Delegate - Presents cells in the grid.
+**********************************************************/
+
+ImporterEntryPathItemDelegate::ImporterEntryPathItemDelegate() : QStyledItemDelegate() {}
+
+QWidget *ImporterEntryPathItemDelegate::createEditor(QWidget *parent, const QStyleOptionViewItem & /* option */,
+						     const QModelIndex &index) const
+{
+	bool empty = index.model()
+			     ->index(index.row(), ImporterColumn::Path)
+			     .data(ImporterEntryRole::CheckEmpty)
+			     .value<bool>();
+
+	QSizePolicy buttonSizePolicy(QSizePolicy::Policy::Minimum, QSizePolicy::Policy::Expanding,
+				     QSizePolicy::ControlType::PushButton);
+
+	QWidget *container = new QWidget(parent);
+
+	auto browseCallback = [this, container]() {
+		const_cast<ImporterEntryPathItemDelegate *>(this)->handleBrowse(container);
+	};
+
+	auto clearCallback = [this, container]() {
+		const_cast<ImporterEntryPathItemDelegate *>(this)->handleClear(container);
+	};
+
+	QHBoxLayout *layout = new QHBoxLayout();
+	layout->setContentsMargins(0, 0, 0, 0);
+	layout->setSpacing(0);
+
+	QLineEdit *text = new QLineEdit();
+	text->setObjectName(QStringLiteral("text"));
+	text->setSizePolicy(QSizePolicy(QSizePolicy::Policy::Expanding, QSizePolicy::Policy::Expanding,
+					QSizePolicy::ControlType::LineEdit));
+	layout->addWidget(text);
+
+	QObject::connect(text, &QLineEdit::editingFinished, this, &ImporterEntryPathItemDelegate::updateText);
+
+	QToolButton *browseButton = new QToolButton();
+	browseButton->setText("...");
+	browseButton->setSizePolicy(buttonSizePolicy);
+	layout->addWidget(browseButton);
+
+	container->connect(browseButton, &QToolButton::clicked, browseCallback);
+
+	// The "clear" button is not shown in output cells
+	// or the insertion point's input cell.
+	if (!empty) {
+		QToolButton *clearButton = new QToolButton();
+		clearButton->setText("X");
+		clearButton->setSizePolicy(buttonSizePolicy);
+		layout->addWidget(clearButton);
+
+		container->connect(clearButton, &QToolButton::clicked, clearCallback);
+	}
+
+	container->setLayout(layout);
+	container->setFocusProxy(text);
+	return container;
+}
+
+void ImporterEntryPathItemDelegate::setEditorData(QWidget *editor, const QModelIndex &index) const
+{
+	QLineEdit *text = editor->findChild<QLineEdit *>();
+	text->setText(index.data().toString());
+	editor->setProperty(PATH_LIST_PROP, QVariant());
+}
+
+void ImporterEntryPathItemDelegate::setModelData(QWidget *editor, QAbstractItemModel *model,
+						 const QModelIndex &index) const
+{
+	// We use the PATH_LIST_PROP property to pass a list of
+	// path strings from the editor widget into the model's
+	// NewPathsToProcessRole. This is only used when paths
+	// are selected through the "browse" or "delete" buttons
+	// in the editor. If the user enters new text in the
+	// text box, we simply pass that text on to the model
+	// as normal text data in the default role.
+	QVariant pathListProp = editor->property(PATH_LIST_PROP);
+	if (pathListProp.isValid()) {
+		QStringList list = editor->property(PATH_LIST_PROP).toStringList();
+		model->setData(index, list, ImporterEntryRole::NewPath);
+	} else {
+		QLineEdit *lineEdit = editor->findChild<QLineEdit *>();
+		model->setData(index, lineEdit->text());
+	}
+}
+
+void ImporterEntryPathItemDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option,
+					  const QModelIndex &index) const
+{
+	QStyleOptionViewItem localOption = option;
+	initStyleOption(&localOption, index);
+
+	QApplication::style()->drawControl(QStyle::CE_ItemViewItem, &localOption, painter);
+}
+
+void ImporterEntryPathItemDelegate::handleBrowse(QWidget *container)
+{
+	QString Pattern = "(*.json *.bpres *.xml *.xconfig)";
+
+	QLineEdit *text = container->findChild<QLineEdit *>();
+
+	QString currentPath = text->text();
+
+	bool isSet = false;
+	QStringList paths = OpenFiles(container, QTStr("Importer.SelectCollection"), currentPath,
+				      QTStr("Importer.Collection") + QString(" ") + Pattern);
+
+	if (!paths.empty()) {
+		container->setProperty(PATH_LIST_PROP, paths);
+		isSet = true;
+	}
+
+	if (isSet)
+		emit commitData(container);
+}
+
+void ImporterEntryPathItemDelegate::handleClear(QWidget *container)
+{
+	// An empty string list will indicate that the entry is being
+	// blanked and should be deleted.
+	container->setProperty(PATH_LIST_PROP, QStringList());
+
+	emit commitData(container);
+}
+
+void ImporterEntryPathItemDelegate::updateText()
+{
+	QLineEdit *lineEdit = dynamic_cast<QLineEdit *>(sender());
+	QWidget *editor = lineEdit->parentWidget();
+	emit commitData(editor);
+}
+
+/**
+	Model
+**/
+
+int ImporterModel::rowCount(const QModelIndex &) const
+{
+	return options.length() + 1;
+}
+
+int ImporterModel::columnCount(const QModelIndex &) const
+{
+	return ImporterColumn::Count;
+}
+
+QVariant ImporterModel::data(const QModelIndex &index, int role) const
+{
+	QVariant result = QVariant();
+
+	if (index.row() >= options.length()) {
+		if (role == ImporterEntryRole::CheckEmpty)
+			result = true;
+		else
+			return QVariant();
+	} else if (role == Qt::DisplayRole) {
+		switch (index.column()) {
+		case ImporterColumn::Path:
+			result = options[index.row()].path;
+			break;
+		case ImporterColumn::Program:
+			result = options[index.row()].program;
+			break;
+		case ImporterColumn::Name:
+			result = options[index.row()].name;
+		}
+	} else if (role == Qt::EditRole) {
+		if (index.column() == ImporterColumn::Name) {
+			result = options[index.row()].name;
+		}
+	} else if (role == Qt::CheckStateRole) {
+		switch (index.column()) {
+		case ImporterColumn::Selected:
+			if (options[index.row()].program != "")
+				result = options[index.row()].selected ? Qt::Checked : Qt::Unchecked;
+			else
+				result = Qt::Unchecked;
+		}
+	} else if (role == ImporterEntryRole::CheckEmpty) {
+		result = options[index.row()].empty;
+	}
+
+	return result;
+}
+
+Qt::ItemFlags ImporterModel::flags(const QModelIndex &index) const
+{
+	Qt::ItemFlags flags = QAbstractTableModel::flags(index);
+
+	if (index.column() == ImporterColumn::Selected && index.row() != options.length()) {
+		flags |= Qt::ItemIsUserCheckable;
+	} else if (index.column() == ImporterColumn::Path ||
+		   (index.column() == ImporterColumn::Name && index.row() != options.length())) {
+		flags |= Qt::ItemIsEditable;
+	}
+
+	return flags;
+}
+
+void ImporterModel::checkInputPath(int row)
+{
+	ImporterEntry &entry = options[row];
+
+	if (entry.path.isEmpty()) {
+		entry.program = "";
+		entry.empty = true;
+		entry.selected = false;
+		entry.name = "";
+	} else {
+		entry.empty = false;
+
+		std::string program = DetectProgram(entry.path.toStdString());
+		entry.program = QTStr(program.c_str());
+
+		if (program.empty()) {
+			entry.selected = false;
+		} else {
+			std::string name = GetSCName(entry.path.toStdString(), program);
+			entry.name = name.c_str();
+		}
+	}
+
+	emit dataChanged(index(row, 0), index(row, ImporterColumn::Count));
+}
+
+bool ImporterModel::setData(const QModelIndex &index, const QVariant &value, int role)
+{
+	if (role == ImporterEntryRole::NewPath) {
+		QStringList list = value.toStringList();
+
+		if (list.size() == 0) {
+			if (index.row() < options.size()) {
+				beginRemoveRows(QModelIndex(), index.row(), index.row());
+				options.removeAt(index.row());
+				endRemoveRows();
+			}
+		} else {
+			if (list.size() > 0 && index.row() < options.length()) {
+				options[index.row()].path = list[0];
+				checkInputPath(index.row());
+
+				list.removeAt(0);
+			}
+
+			if (list.size() > 0) {
+				int row = index.row();
+				int lastRow = row + list.size() - 1;
+				beginInsertRows(QModelIndex(), row, lastRow);
+
+				for (QString path : list) {
+					ImporterEntry entry;
+					entry.path = path;
+
+					options.insert(row, entry);
+
+					row++;
+				}
+
+				endInsertRows();
+
+				for (row = index.row(); row <= lastRow; row++) {
+					checkInputPath(row);
+				}
+			}
+		}
+	} else if (index.row() == options.length()) {
+		QString path = value.toString();
+
+		if (!path.isEmpty()) {
+			ImporterEntry entry;
+			entry.path = path;
+			entry.selected = role != ImporterEntryRole::AutoPath;
+			entry.empty = false;
+
+			beginInsertRows(QModelIndex(), options.length() + 1, options.length() + 1);
+			options.append(entry);
+			endInsertRows();
+
+			checkInputPath(index.row());
+		}
+	} else if (index.column() == ImporterColumn::Selected) {
+		bool select = value.toBool();
+
+		options[index.row()].selected = select;
+	} else if (index.column() == ImporterColumn::Path) {
+		QString path = value.toString();
+		options[index.row()].path = path;
+
+		checkInputPath(index.row());
+	} else if (index.column() == ImporterColumn::Name) {
+		QString name = value.toString();
+		options[index.row()].name = name;
+	}
+
+	emit dataChanged(index, index);
+
+	return true;
+}
+
+QVariant ImporterModel::headerData(int section, Qt::Orientation orientation, int role) const
+{
+	QVariant result = QVariant();
+
+	if (role == Qt::DisplayRole && orientation == Qt::Orientation::Horizontal) {
+		switch (section) {
+		case ImporterColumn::Path:
+			result = QTStr("Importer.Path");
+			break;
+		case ImporterColumn::Program:
+			result = QTStr("Importer.Program");
+			break;
+		case ImporterColumn::Name:
+			result = QTStr("Name");
+		}
+	}
+
+	return result;
+}
+
+/**
+	Window
+**/
+
+OBSImporter::OBSImporter(QWidget *parent) : QDialog(parent), optionsModel(new ImporterModel), ui(new Ui::OBSImporter)
+{
+	setAcceptDrops(true);
+
+	setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint);
+
+	ui->setupUi(this);
+
+	ui->tableView->setModel(optionsModel);
+	ui->tableView->setItemDelegateForColumn(ImporterColumn::Path, new ImporterEntryPathItemDelegate());
+	ui->tableView->horizontalHeader()->setSectionResizeMode(QHeaderView::ResizeMode::ResizeToContents);
+	ui->tableView->horizontalHeader()->setSectionResizeMode(ImporterColumn::Path, QHeaderView::ResizeMode::Stretch);
+
+	connect(optionsModel, &ImporterModel::dataChanged, this, &OBSImporter::dataChanged);
+
+	ui->tableView->setEditTriggers(QAbstractItemView::EditTrigger::CurrentChanged);
+
+	ui->buttonBox->button(QDialogButtonBox::Ok)->setText(QTStr("Import"));
+	ui->buttonBox->button(QDialogButtonBox::Open)->setText(QTStr("Add"));
+
+	connect(ui->buttonBox->button(QDialogButtonBox::Ok), &QPushButton::clicked, this,
+		&OBSImporter::importCollections);
+	connect(ui->buttonBox->button(QDialogButtonBox::Open), &QPushButton::clicked, this, &OBSImporter::browseImport);
+	connect(ui->buttonBox->button(QDialogButtonBox::Close), &QPushButton::clicked, this, &OBSImporter::close);
+
+	ImportersInit();
+
+	bool autoSearchPrompt = config_get_bool(App()->GetUserConfig(), "General", "AutoSearchPrompt");
+
+	if (!autoSearchPrompt) {
+		QMessageBox::StandardButton button = OBSMessageBox::question(
+			parent, QTStr("Importer.AutomaticCollectionPrompt"), QTStr("Importer.AutomaticCollectionText"));
+
+		if (button == QMessageBox::Yes) {
+			config_set_bool(App()->GetUserConfig(), "General", "AutomaticCollectionSearch", true);
+		} else {
+			config_set_bool(App()->GetUserConfig(), "General", "AutomaticCollectionSearch", false);
+		}
+
+		config_set_bool(App()->GetUserConfig(), "General", "AutoSearchPrompt", true);
+	}
+
+	bool autoSearch = config_get_bool(App()->GetUserConfig(), "General", "AutomaticCollectionSearch");
+
+	OBSImporterFiles f;
+	if (autoSearch)
+		f = ImportersFindFiles();
+
+	for (size_t i = 0; i < f.size(); i++) {
+		QString path = f[i].c_str();
+		path.replace("\\", "/");
+		addImportOption(path, true);
+	}
+
+	f.clear();
+
+	ui->tableView->resizeColumnsToContents();
+
+	QModelIndex index = optionsModel->createIndex(optionsModel->rowCount() - 1, 2);
+	QMetaObject::invokeMethod(ui->tableView, "setCurrentIndex", Qt::QueuedConnection,
+				  Q_ARG(const QModelIndex &, index));
+}
+
+void OBSImporter::addImportOption(QString path, bool automatic)
+{
+	QStringList list;
+
+	list.append(path);
+
+	QModelIndex insertIndex = optionsModel->index(optionsModel->rowCount() - 1, ImporterColumn::Path);
+
+	optionsModel->setData(insertIndex, list, automatic ? ImporterEntryRole::AutoPath : ImporterEntryRole::NewPath);
+}
+
+void OBSImporter::dropEvent(QDropEvent *ev)
+{
+	for (QUrl url : ev->mimeData()->urls()) {
+		QFileInfo fileInfo(url.toLocalFile());
+		if (fileInfo.isDir()) {
+
+			QDirIterator dirIter(fileInfo.absoluteFilePath(), QDir::Files);
+
+			while (dirIter.hasNext()) {
+				addImportOption(dirIter.next(), false);
+			}
+		} else {
+			addImportOption(fileInfo.canonicalFilePath(), false);
+		}
+	}
+}
+
+void OBSImporter::dragEnterEvent(QDragEnterEvent *ev)
+{
+	if (ev->mimeData()->hasUrls())
+		ev->accept();
+}
+
+void OBSImporter::browseImport()
+{
+	QString Pattern = "(*.json *.bpres *.xml *.xconfig)";
+
+	QStringList paths = OpenFiles(this, QTStr("Importer.SelectCollection"), "",
+				      QTStr("Importer.Collection") + QString(" ") + Pattern);
+
+	if (!paths.empty()) {
+		for (int i = 0; i < paths.count(); i++) {
+			addImportOption(paths[i], false);
+		}
+	}
+}
+
+bool GetUnusedName(std::string &name)
+{
+	OBSBasic *basic = reinterpret_cast<OBSBasic *>(App()->GetMainWindow());
+
+	if (!basic->GetSceneCollectionByName(name)) {
+		return false;
+	}
+
+	std::string newName;
+	int inc = 2;
+	do {
+		newName = name;
+		newName += " ";
+		newName += std::to_string(inc++);
+	} while (basic->GetSceneCollectionByName(newName));
+
+	name = newName;
+	return true;
+}
+
+constexpr std::string_view OBSSceneCollectionPath = "obs-studio/basic/scenes/";
+
+void OBSImporter::importCollections()
+{
+	setEnabled(false);
+
+	const std::filesystem::path sceneCollectionLocation =
+		App()->userScenesLocation / std::filesystem::u8path(OBSSceneCollectionPath);
+
+	for (int i = 0; i < optionsModel->rowCount() - 1; i++) {
+		int selected = optionsModel->index(i, ImporterColumn::Selected).data(Qt::CheckStateRole).value<int>();
+
+		if (selected == Qt::Unchecked)
+			continue;
+
+		std::string pathStr = optionsModel->index(i, ImporterColumn::Path)
+					      .data(Qt::DisplayRole)
+					      .value<QString>()
+					      .toStdString();
+		std::string nameStr = optionsModel->index(i, ImporterColumn::Name)
+					      .data(Qt::DisplayRole)
+					      .value<QString>()
+					      .toStdString();
+
+		json11::Json res;
+		ImportSC(pathStr, nameStr, res);
+
+		if (res != json11::Json()) {
+			json11::Json::object out = res.object_items();
+			std::string name = res["name"].string_value();
+			std::string file;
+
+			if (GetUnusedName(name)) {
+				json11::Json::object newOut = out;
+				newOut["name"] = name;
+				out = newOut;
+			}
+
+			std::string fileName;
+			if (!GetFileSafeName(name.c_str(), fileName)) {
+				blog(LOG_WARNING, "Failed to create safe file name for '%s'", fileName.c_str());
+			}
+
+			std::string collectionFile;
+			collectionFile.reserve(sceneCollectionLocation.u8string().size() + fileName.size());
+			collectionFile.append(sceneCollectionLocation.u8string()).append(fileName);
+
+			if (!GetClosestUnusedFileName(collectionFile, "json")) {
+				blog(LOG_WARNING, "Failed to get closest file name for %s", fileName.c_str());
+			}
+
+			std::string out_str = json11::Json(out).dump();
+
+			bool success = os_quick_write_utf8_file(collectionFile.c_str(), out_str.c_str(), out_str.size(),
+								false);
+
+			blog(LOG_INFO, "Import Scene Collection: %s (%s) - %s", name.c_str(), fileName.c_str(),
+			     success ? "SUCCESS" : "FAILURE");
+		}
+	}
+
+	close();
+}
+
+void OBSImporter::dataChanged()
+{
+	ui->tableView->resizeColumnToContents(ImporterColumn::Name);
+}

frontend/importer/OBSImporter.hpp

@@ -0,0 +1,102 @@
+/******************************************************************************
+    Copyright (C) 2019-2020 by Dillon Pentz <[email protected]>
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+******************************************************************************/
+
+#pragma once
+
+#include "obs-app.hpp"
+#include "window-basic-main.hpp"
+#include <QPointer>
+#include <QStyledItemDelegate>
+#include <QFileInfo>
+#include "ui_OBSImporter.h"
+
+class ImporterModel;
+
+class OBSImporter : public QDialog {
+	Q_OBJECT
+
+	QPointer<ImporterModel> optionsModel;
+	std::unique_ptr<Ui::OBSImporter> ui;
+
+public:
+	explicit OBSImporter(QWidget *parent = nullptr);
+
+	void addImportOption(QString path, bool automatic);
+
+protected:
+	virtual void dropEvent(QDropEvent *ev) override;
+	virtual void dragEnterEvent(QDragEnterEvent *ev) override;
+
+public slots:
+	void browseImport();
+	void importCollections();
+	void dataChanged();
+};
+
+class ImporterModel : public QAbstractTableModel {
+	Q_OBJECT
+
+	friend class OBSImporter;
+
+public:
+	ImporterModel(QObject *parent = 0) : QAbstractTableModel(parent) {}
+
+	int rowCount(const QModelIndex &parent = QModelIndex()) const;
+	int columnCount(const QModelIndex &parent = QModelIndex()) const;
+	QVariant data(const QModelIndex &index, int role) const;
+	QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const;
+	Qt::ItemFlags flags(const QModelIndex &index) const;
+	bool setData(const QModelIndex &index, const QVariant &value, int role);
+
+private:
+	struct ImporterEntry {
+		QString path;
+		QString program;
+		QString name;
+
+		bool selected;
+		bool empty;
+	};
+
+	QList<ImporterEntry> options;
+
+	void checkInputPath(int row);
+};
+
+class ImporterEntryPathItemDelegate : public QStyledItemDelegate {
+	Q_OBJECT
+
+public:
+	ImporterEntryPathItemDelegate();
+
+	virtual QWidget *createEditor(QWidget *parent, const QStyleOptionViewItem & /* option */,
+				      const QModelIndex &index) const override;
+
+	virtual void setEditorData(QWidget *editor, const QModelIndex &index) const override;
+	virtual void setModelData(QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const override;
+	virtual void paint(QPainter *painter, const QStyleOptionViewItem &option,
+			   const QModelIndex &index) const override;
+
+private:
+	const char *PATH_LIST_PROP = "pathList";
+
+	void handleBrowse(QWidget *container);
+	void handleClear(QWidget *container);
+
+private slots:
+	void updateText();
+};