Refactor FilePickerController

Move FilePickerController classes to the QtWebEngine core
to providing common functionality of files selecetion for
WebEngine and WebEngineWidgtes.

Change-Id: I6ab407095460ef5b63b454f7d62b98215383fc21
Reviewed-by: Pierre Rossi <pierre.rossi@theqtcompany.com>

1 files changed, 118 insertions, 0 deletions

diff --git a/src/core/file_picker_controller.cpp b/src/core/file_picker_controller.cpp
new file mode 100644
index 000000000..df09c2101
--- /dev/null
+++ b/src/core/file_picker_controller.cpp
@@ -0,0 +1,118 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** This file is part of the QtWebEngine module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** 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 Digia.  For licensing terms and
+** conditions see http://qt.digia.com/licensing.  For further information
+** use the contact form at http://qt.digia.com/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "file_picker_controller.h"
+#include "type_conversion.h"
+#include "content/browser/renderer_host/render_view_host_impl.h"
+#include "content/browser/web_contents/web_contents_impl.h"
+
+#include <QFileInfo>
+#include <QDir>
+#include <QVariant>
+#include <QStringList>
+
+FilePickerController::FilePickerController(FileChooserMode mode, content::WebContents *contents, const QString &defaultFileName, const QStringList &acceptedMimeTypes, QObject *parent)
+    : QObject(parent)
+    , m_acceptedMimeTypes(acceptedMimeTypes)
+    , m_contents(contents)
+    , m_defaultFileName(defaultFileName)
+    , m_mode(mode)
+{
+}
+
+void FilePickerController::accepted(const QStringList &files)
+{
+    FilePickerController::filesSelectedInChooser(files, m_contents);
+}
+
+void FilePickerController::accepted(const QVariant &files)
+{
+    QStringList stringList;
+    Q_FOREACH (const QUrl &url, files.value<QList<QUrl> >())
+        stringList.append(url.toLocalFile());
+
+    FilePickerController::filesSelectedInChooser(stringList, m_contents);
+}
+
+void FilePickerController::rejected()
+{
+    FilePickerController::filesSelectedInChooser(QStringList(), m_contents);
+}
+
+static QStringList listRecursively(const QDir &dir)
+{
+    QStringList ret;
+    QFileInfoList infoList(dir.entryInfoList(QDir::Dirs | QDir::Files | QDir::NoDotAndDotDot | QDir::Hidden));
+    Q_FOREACH (const QFileInfo &fileInfo, infoList) {
+        if (fileInfo.isDir()) {
+            ret.append(fileInfo.absolutePath() + QStringLiteral("/.")); // Match chromium's behavior. See chrome/browser/file_select_helper.cc
+            ret.append(listRecursively(QDir(fileInfo.absoluteFilePath())));
+        } else
+            ret.append(fileInfo.absoluteFilePath());
+    }
+    return ret;
+}
+
+ASSERT_ENUMS_MATCH(FilePickerController::Open, content::FileChooserParams::Open)
+ASSERT_ENUMS_MATCH(FilePickerController::OpenMultiple, content::FileChooserParams::OpenMultiple)
+ASSERT_ENUMS_MATCH(FilePickerController::UploadFolder, content::FileChooserParams::UploadFolder)
+ASSERT_ENUMS_MATCH(FilePickerController::Save, content::FileChooserParams::Save)
+
+void FilePickerController::filesSelectedInChooser(const QStringList &filesList, content::WebContents *contents)
+{
+    content::RenderViewHost *rvh = contents->GetRenderViewHost();
+    Q_ASSERT(rvh);
+    QStringList files(filesList);
+    if (this->m_mode == UploadFolder && !filesList.isEmpty()
+            && QFileInfo(filesList.first()).isDir()) // Enumerate the directory
+        files = listRecursively(QDir(filesList.first()));
+    rvh->FilesSelectedInChooser(toVector<content::FileChooserFileInfo>(files), static_cast<content::FileChooserParams::Mode>(this->m_mode));
+}
+
+QStringList FilePickerController::acceptedMimeTypes()
+{
+    return m_acceptedMimeTypes;
+}
+
+FilePickerController::FileChooserMode FilePickerController::mode()
+{
+    return m_mode;
+}
+
+QString FilePickerController::defaultFileName()
+{
+    return m_defaultFileName;
+}