Extract track information from iTunes library xml file.

chrome/browser/media_galleries/fileapi/itunes_library_parser.h

+// Copyright (c) 2013 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.
+
+#ifndef CHROME_BROWSER_MEDIA_GALLERIES_FILEAPI_ITUNES_LIBRARY_PARSER_H_
+#define CHROME_BROWSER_MEDIA_GALLERIES_FILEAPI_ITUNES_LIBRARY_PARSER_H_
+
+#include <map>
+#include <set>
+
+#include "base/files/file_path.h"
+
+namespace itunes {
+
+class ITunesLibraryParser {
+ public:
+  struct Track {
+    Track(uint32_t id, const base::FilePath& location);

[Lei Zhang, 2013/05/31 04:34:35]

You may need uint32 instead to be x-platform? Try building it on Windows?

[vandebo (ex-Chrome), 2013/05/31 21:41:12]

Fixed.  Changed to uint64 (plist integers can be 64bit)

+    bool operator<(const Track& other) const;
+
+    uint32_t id;
+    base::FilePath location;
+  };
+
+  typedef std::set<Track> Album;
+  typedef std::map<std::string /*album name*/, Album> Albums;
+  typedef std::map<std::string /*artist name*/, Albums> Library;
+
+  ITunesLibraryParser();
+
+  bool Parse(const std::string& xml);
+
+  const Library& library() { return library_; }
+
+ private:
+  Library library_;
+
+  DISALLOW_COPY_AND_ASSIGN(ITunesLibraryParser);
+};
+
+}  // namespace itunes
+
+#endif  // CHROME_BROWSER_MEDIA_GALLERIES_FILEAPI_ITUNES_LIBRARY_PARSER_H_