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/*
* Copyright (C) 2007 Apple Inc. All rights reserved.
* Copyright (C) 2013 Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "third_party/blink/renderer/core/page/drag_data.h"
#include "third_party/blink/renderer/core/clipboard/data_object.h"
#include "third_party/blink/renderer/core/dom/document_fragment.h"
#include "third_party/blink/renderer/core/dom/range.h"
#include "third_party/blink/renderer/core/editing/serializers/serialization.h"
#include "third_party/blink/renderer/core/frame/local_frame.h"
#include "third_party/blink/renderer/platform/file_metadata.h"
#include "third_party/blink/renderer/platform/weborigin/kurl.h"
#include "third_party/blink/renderer/platform/wtf/text/wtf_string.h"
#include "ui/base/clipboard/clipboard_constants.h"
namespace blink {
DragData::DragData(DataObject* data,
const gfx::PointF& client_position,
const gfx::PointF& global_position,
DragOperationsMask source_operation_mask,
bool force_default_action)
: client_position_(client_position),
global_position_(global_position),
platform_drag_data_(data),
dragging_source_operation_mask_(source_operation_mask),
force_default_action_(force_default_action) {}
bool DragData::ContainsHTML() const {
return platform_drag_data_->Types().Contains(ui::kMimeTypeHtml);
}
bool DragData::ContainsURL(FilenameConversionPolicy filename_policy) const {
return platform_drag_data_->Types().Contains(ui::kMimeTypeUriList) ||
(filename_policy == kConvertFilenames &&
platform_drag_data_->ContainsFilenames());
}
String DragData::AsURL(FilenameConversionPolicy filename_policy,
String* title) const {
String url;
if (platform_drag_data_->Types().Contains(ui::kMimeTypeUriList)) {
platform_drag_data_->UrlAndTitle(url, title);
} else if (filename_policy == kConvertFilenames && ContainsFiles()) {
url = FilePathToURL(platform_drag_data_->Filenames()[0]);
}
return url;
}
Vector<String> DragData::AsURLs(
FilenameConversionPolicy filename_policy) const {
Vector<String> result;
if (platform_drag_data_->Types().Contains(ui::kMimeTypeUriList)) {
const auto urls = platform_drag_data_->Urls();
result.reserve(urls.size());
for (const String& url : urls) {
result.push_back(url);
}
} else if (filename_policy == kConvertFilenames && ContainsFiles()) {
const auto filenames = platform_drag_data_->Filenames();
result.reserve(filenames.size());
for (const String& filename : filenames) {
result.push_back(FilePathToURL(filename));
}
}
return result;
}
bool DragData::ContainsFiles() const {
return platform_drag_data_->ContainsFilenames();
}
int DragData::GetModifiers() const {
return platform_drag_data_->GetModifiers();
}
bool DragData::ForceDefaultAction() const {
return force_default_action_;
}
void DragData::AsFilePaths(Vector<String>& result) const {
const Vector<String>& filenames = platform_drag_data_->Filenames();
for (wtf_size_t i = 0; i < filenames.size(); ++i) {
if (!filenames[i].empty())
result.push_back(filenames[i]);
}
}
unsigned DragData::NumberOfFiles() const {
return platform_drag_data_->Filenames().size();
}
bool DragData::ContainsPlainText() const {
return platform_drag_data_->Types().Contains(ui::kMimeTypePlainText);
}
String DragData::AsPlainText() const {
return platform_drag_data_->GetData(ui::kMimeTypePlainText);
}
bool DragData::CanSmartReplace() const {
// Mimic the situations in which mac allows drag&drop to do a smart replace.
// This is allowed whenever the drag data contains a 'range' (ie.,
// ClipboardWin::writeRange is called). For example, dragging a link
// should not result in a space being added.
return platform_drag_data_->Types().Contains(ui::kMimeTypePlainText) &&
!platform_drag_data_->Types().Contains(ui::kMimeTypeUriList);
}
bool DragData::ContainsCompatibleContent() const {
return ContainsPlainText() || ContainsURL() || ContainsHTML() ||
ContainsFiles();
}
DocumentFragment* DragData::AsFragment(LocalFrame* frame) const {
/*
* Order is richest format first. On OSX this is:
* * Web Archive
* * Filenames
* * HTML
* * RTF
* * TIFF
* * PICT
*/
if (ContainsFiles()) {
// FIXME: Implement this. Should be pretty simple to make some HTML
// and call createFragmentFromMarkup.
}
if (ContainsHTML()) {
String html;
KURL base_url;
platform_drag_data_->HtmlAndBaseURL(html, base_url);
DCHECK(frame->GetDocument());
if (DocumentFragment* fragment =
CreateStrictlyProcessedFragmentFromMarkupWithContext(
*frame->GetDocument(), html, 0, html.length(), base_url)) {
return fragment;
}
}
return nullptr;
}
String DragData::DroppedFileSystemId() const {
return platform_drag_data_->FilesystemId();
}
} // namespace blink
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