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content / public / common / drop_data.cc [blame]
// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/public/common/drop_data.h"
#include "base/strings/string_util.h"
#include "base/strings/utf_string_conversions.h"
#include "net/base/filename_util.h"
#include "net/base/mime_util.h"
namespace content {
// static
DropData::Metadata DropData::Metadata::CreateForMimeType(
Kind kind,
const std::u16string& mime_type) {
Metadata metadata;
metadata.kind = kind;
metadata.mime_type = mime_type;
return metadata;
}
// static
DropData::Metadata DropData::Metadata::CreateForFilePath(
const base::FilePath& filename) {
Metadata metadata;
metadata.kind = Kind::FILENAME;
metadata.filename = filename;
return metadata;
}
// static
DropData::Metadata DropData::Metadata::CreateForFileSystemUrl(
const GURL& file_system_url) {
Metadata metadata;
metadata.kind = Kind::FILESYSTEMFILE;
metadata.file_system_url = file_system_url;
return metadata;
}
// static
DropData::Metadata DropData::Metadata::CreateForBinary(
const GURL& file_contents_url) {
Metadata metadata;
metadata.kind = Kind::BINARY;
metadata.file_contents_url = file_contents_url;
return metadata;
}
DropData::Metadata::Metadata() = default;
DropData::Metadata::Metadata(const DropData::Metadata& other) = default;
DropData::Metadata::~Metadata() = default;
DropData::DropData() = default;
DropData::DropData(const DropData& other) = default;
DropData::~DropData() = default;
std::optional<base::FilePath> DropData::GetSafeFilenameForImageFileContents()
const {
base::FilePath file_name = net::GenerateFileName(
file_contents_source_url, file_contents_content_disposition,
/*referrer_charset=*/std::string(),
/*suggested_name=*/std::string(),
/*mime_type=*/std::string(),
/*default_name=*/std::string());
std::string mime_type;
if (net::GetWellKnownMimeTypeFromExtension(file_contents_filename_extension,
&mime_type) &&
base::StartsWith(mime_type, "image/",
base::CompareCase::INSENSITIVE_ASCII)) {
return file_name.ReplaceExtension(file_contents_filename_extension);
}
return std::nullopt;
}
// static
void DropData::FileSystemFileInfo::WriteFileSystemFilesToPickle(
const std::vector<FileSystemFileInfo>& file_system_files,
base::Pickle* pickle) {
pickle->WriteUInt32(file_system_files.size());
for (const auto& file_system_file : file_system_files) {
pickle->WriteString(file_system_file.url.spec());
pickle->WriteInt64(file_system_file.size);
pickle->WriteString(file_system_file.filesystem_id);
}
}
// static
bool DropData::FileSystemFileInfo::ReadFileSystemFilesFromPickle(
const base::Pickle& pickle,
std::vector<FileSystemFileInfo>* file_system_files) {
base::PickleIterator iter(pickle);
uint32_t num_files = 0;
if (!iter.ReadUInt32(&num_files))
return false;
file_system_files->resize(num_files);
for (uint32_t i = 0; i < num_files; ++i) {
std::string url_string;
int64_t size = 0;
std::string filesystem_id;
if (!iter.ReadString(&url_string) || !iter.ReadInt64(&size) ||
!iter.ReadString(&filesystem_id)) {
return false;
}
GURL url(url_string);
if (!url.is_valid()) {
return false;
}
(*file_system_files)[i].url = url;
(*file_system_files)[i].size = size;
(*file_system_files)[i].filesystem_id = filesystem_id;
}
return true;
}
} // namespace content