There's no Objective in this C++.

Review URL: http://codereview.chromium.org/8773

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@4307 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 62 insertions, 0 deletions

diff --git a/net/base/platform_mime_util_mac.cc b/net/base/platform_mime_util_mac.cc
new file mode 100644
index 0000000..221cf51
--- /dev/null
+++ b/net/base/platform_mime_util_mac.cc
@@ -0,0 +1,62 @@
+// Copyright (c) 2006-2008 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 <CoreServices/CoreServices.h>
+#include <string>
+
+#include "base/scoped_cftyperef.h"
+#include "base/sys_string_conversions.h"
+#include "net/base/platform_mime_util.h"
+
+namespace net {
+
+bool PlatformMimeUtil::GetPlatformMimeTypeFromExtension(
+    const std::wstring& ext, std::string* result) const {
+  std::wstring ext_nodot = ext;
+  if (ext_nodot.length() >= 1 && ext_nodot[0] == L'.')
+    ext_nodot.erase(ext_nodot.begin());
+  scoped_cftyperef<CFStringRef> ext_ref(base::SysWideToCFStringRef(ext_nodot));
+  if (!ext_ref)
+    return false;
+  scoped_cftyperef<CFStringRef> uti(
+      UTTypeCreatePreferredIdentifierForTag(kUTTagClassFilenameExtension,
+                                            ext_ref,
+                                            NULL));
+  if (!uti)
+    return false;
+  scoped_cftyperef<CFStringRef> mime_ref(
+      UTTypeCopyPreferredTagWithClass(uti, kUTTagClassMIMEType));
+  if (!mime_ref)
+    return false;
+
+  *result = base::SysCFStringRefToUTF8(mime_ref);
+  return true;
+}
+
+bool PlatformMimeUtil::GetPreferredExtensionForMimeType(
+    const std::string& mime_type, std::wstring* ext) const {
+  scoped_cftyperef<CFStringRef> mime_ref(base::SysUTF8ToCFStringRef(mime_type));
+  if (!mime_ref)
+    return false;
+  scoped_cftyperef<CFStringRef> uti(
+      UTTypeCreatePreferredIdentifierForTag(kUTTagClassMIMEType,
+                                            mime_ref,
+                                            NULL));
+  if (!uti)
+    return false;
+  scoped_cftyperef<CFStringRef> ext_ref(
+      UTTypeCopyPreferredTagWithClass(uti, kUTTagClassFilenameExtension));
+  if (!ext_ref)
+    return false;
+
+  ext_ref.reset(CFStringCreateWithFormat(kCFAllocatorDefault,
+                                         NULL,
+                                         CFSTR(".%@"),
+                                         ext_ref.get()));
+
+  *ext = base::SysCFStringRefToWide(ext_ref);
+  return true;
+}
+
+}  // namespace net