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// Copyright 2016 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/browser/mime_registry_impl.h"
#include "base/files/file_path.h"
#include "content/public/browser/browser_thread.h"
#include "mojo/public/cpp/bindings/message.h"
#include "mojo/public/cpp/bindings/self_owned_receiver.h"
#include "net/base/mime_util.h"
namespace content {
MimeRegistryImpl::MimeRegistryImpl() = default;
MimeRegistryImpl::~MimeRegistryImpl() = default;
// static
void MimeRegistryImpl::Create(
mojo::PendingReceiver<blink::mojom::MimeRegistry> receiver) {
mojo::MakeSelfOwnedReceiver(std::make_unique<MimeRegistryImpl>(),
std::move(receiver));
}
void MimeRegistryImpl::GetMimeTypeFromExtension(
const std::string& extension,
GetMimeTypeFromExtensionCallback callback) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
if (!extension.empty() && extension[0] == '.') {
// It is invalid to call this API with an extension with a leading dot.
mojo::ReportBadMessage("Extensions must not have a leading dot");
return;
}
std::string mime_type;
net::GetMimeTypeFromExtension(
base::FilePath::FromUTF8Unsafe(extension).value(), &mime_type);
std::move(callback).Run(mime_type);
}
} // namespace content
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