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74 lines
2.3 KiB
C++
74 lines
2.3 KiB
C++
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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "net/base/platform_mime_util.h"
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#include <string>
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#include "base/logging.h"
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#include "build/build_config.h"
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#if defined(OS_ANDROID)
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#include "net/android/network_library.h"
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#else
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#include "base/nix/mime_util_xdg.h"
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#endif
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namespace net {
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#if defined(OS_ANDROID)
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bool PlatformMimeUtil::GetPlatformMimeTypeFromExtension(
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const base::FilePath::StringType& ext,
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std::string* result) const {
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return android::GetMimeTypeFromExtension(ext, result);
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}
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#elif defined(OS_CHROMEOS)
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bool PlatformMimeUtil::GetPlatformMimeTypeFromExtension(
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const base::FilePath::StringType& ext,
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std::string* result) const {
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return false;
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}
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#else
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bool PlatformMimeUtil::GetPlatformMimeTypeFromExtension(
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const base::FilePath::StringType& ext,
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std::string* result) const {
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base::FilePath dummy_path("foo." + ext);
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std::string out = base::nix::GetFileMimeType(dummy_path);
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// GetFileMimeType likes to return application/octet-stream
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// for everything it doesn't know - ignore that.
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if (out == "application/octet-stream" || out.empty())
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return false;
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// GetFileMimeType returns image/x-ico because that's what's in the XDG
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// mime database. That database is the merger of the Gnome and KDE mime
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// databases. Apparently someone working on KDE in 2001 decided .ico
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// resolves to image/x-ico, whereas the rest of the world uses image/x-icon.
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// FWIW, image/vnd.microsoft.icon is the official IANA assignment.
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if (out == "image/x-ico")
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out = "image/x-icon";
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*result = out;
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return true;
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}
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#endif // defined(OS_ANDROID)
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bool PlatformMimeUtil::GetPlatformPreferredExtensionForMimeType(
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const std::string& mime_type,
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base::FilePath::StringType* ext) const {
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// xdg_mime doesn't provide an API to get extension from a MIME type, so we
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// rely on the mappings hardcoded in mime_util.cc .
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return false;
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}
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void PlatformMimeUtil::GetPlatformExtensionsForMimeType(
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const std::string& mime_type,
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std::unordered_set<base::FilePath::StringType>* extensions) const {
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// xdg_mime doesn't provide an API to get extension from a MIME type, so we
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// rely on the mappings hardcoded in mime_util.cc .
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}
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} // namespace net
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