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