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      1 // Copyright 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "chrome/common/media_galleries/picasa_types.h"
      6 
      7 #include "base/logging.h"
      8 #include "chrome/common/media_galleries/pmp_constants.h"
      9 
     10 namespace picasa {
     11 
     12 namespace {
     13 
     14 base::PlatformFile OpenPlatformFile(const base::FilePath& directory_path,
     15                                     const std::string& suffix) {
     16   base::FilePath path = directory_path.Append(base::FilePath::FromUTF8Unsafe(
     17       std::string(kPicasaAlbumTableName) + "_" + suffix));
     18   int flags = base::PLATFORM_FILE_OPEN | base::PLATFORM_FILE_READ;
     19   return base::CreatePlatformFile(path, flags, NULL, NULL);
     20 }
     21 
     22 base::PlatformFile OpenColumnPlatformFile(const base::FilePath& directory_path,
     23                                           const std::string& column_name) {
     24   return OpenPlatformFile(directory_path, column_name + "." + kPmpExtension);
     25 }
     26 
     27 void ClosePlatformFile(base::PlatformFile* platform_file) {
     28   DCHECK(platform_file);
     29   if (base::ClosePlatformFile(*platform_file))
     30     *platform_file = base::kInvalidPlatformFileValue;
     31 }
     32 
     33 }  // namespace
     34 
     35 const char kPicasaDatabaseDirName[] = "db3";
     36 const char kPicasaTempDirName[] = "tmp";
     37 
     38 const char kPicasaAlbumTableName[] = "albumdata";
     39 const char kAlbumTokenPrefix[] = "]album:";
     40 const char kPicasaINIFilename[] = ".picasa.ini";
     41 
     42 const uint32 kAlbumCategoryAlbum = 0;
     43 const uint32 kAlbumCategoryFolder = 2;
     44 const uint32 kAlbumCategoryInvalid = 0xffff;  // Sentinel value.
     45 
     46 AlbumInfo::AlbumInfo() {}
     47 
     48 AlbumInfo::AlbumInfo(const std::string& name, const base::Time& timestamp,
     49                      const std::string& uid, const base::FilePath& path)
     50     : name(name),
     51       timestamp(timestamp),
     52       uid(uid),
     53       path(path) {
     54 }
     55 
     56 AlbumInfo::~AlbumInfo() {}
     57 
     58 AlbumTableFiles::AlbumTableFiles()
     59     : indicator_file(base::kInvalidPlatformFileValue),
     60       category_file(base::kInvalidPlatformFileValue),
     61       date_file(base::kInvalidPlatformFileValue),
     62       filename_file(base::kInvalidPlatformFileValue),
     63       name_file(base::kInvalidPlatformFileValue),
     64       token_file(base::kInvalidPlatformFileValue),
     65       uid_file(base::kInvalidPlatformFileValue) {
     66 }
     67 
     68 AlbumTableFiles::AlbumTableFiles(const base::FilePath& directory_path)
     69     : indicator_file(OpenPlatformFile(directory_path, "0")),
     70       category_file(OpenColumnPlatformFile(directory_path, "category")),
     71       date_file(OpenColumnPlatformFile(directory_path, "date")),
     72       filename_file(OpenColumnPlatformFile(directory_path, "filename")),
     73       name_file(OpenColumnPlatformFile(directory_path, "name")),
     74       token_file(OpenColumnPlatformFile(directory_path, "token")),
     75       uid_file(OpenColumnPlatformFile(directory_path, "uid")) {
     76 }
     77 
     78 AlbumTableFilesForTransit::AlbumTableFilesForTransit()
     79     : indicator_file(IPC::InvalidPlatformFileForTransit()),
     80       category_file(IPC::InvalidPlatformFileForTransit()),
     81       date_file(IPC::InvalidPlatformFileForTransit()),
     82       filename_file(IPC::InvalidPlatformFileForTransit()),
     83       name_file(IPC::InvalidPlatformFileForTransit()),
     84       token_file(IPC::InvalidPlatformFileForTransit()),
     85       uid_file(IPC::InvalidPlatformFileForTransit()) {
     86 }
     87 
     88 void CloseAlbumTableFiles(AlbumTableFiles* table_files) {
     89   ClosePlatformFile(&(table_files->indicator_file));
     90   ClosePlatformFile(&(table_files->category_file));
     91   ClosePlatformFile(&(table_files->date_file));
     92   ClosePlatformFile(&(table_files->filename_file));
     93   ClosePlatformFile(&(table_files->name_file));
     94   ClosePlatformFile(&(table_files->token_file));
     95   ClosePlatformFile(&(table_files->uid_file));
     96 }
     97 
     98 }  // namespace picasa
     99