chrome/browser/parsers/metadata_parser_filebase.cc

   1 // Copyright (c) 2010 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/browser/parsers/metadata_parser_filebase.h"
   6
   7 #include "base/file_util.h"
   8 #include "base/strings/string_number_conversions.h"
   9 #include "base/strings/utf_string_conversions.h"
  10
  11 FileMetadataParser::FileMetadataParser(const base::FilePath& path)
  12     : MetadataParser(path),
  13       path_(path) {
  14 }
  15
  16 FileMetadataParser::~FileMetadataParser() {}
  17
  18 bool FileMetadataParser::Parse() {
  19   std::string value;
  20   int64 size;
  21   if (base::GetFileSize(path_, &size)) {
  22     properties_[MetadataParser::kPropertyFilesize] = base::Int64ToString(size);
  23   }
  24 #if defined(OS_WIN)
  25   value = base::WideToUTF8(path_.BaseName().value());
  26   properties_[MetadataParser::kPropertyTitle] = value;
  27 #elif defined(OS_POSIX)
  28   properties_[MetadataParser::kPropertyTitle] = path_.BaseName().value();
  29 #endif
  30   return true;
  31 }
  32
  33 bool FileMetadataParser::GetProperty(const std::string& key,
  34                                      std::string* value) {
  35   PropertyMap::iterator it = properties_.find(key.c_str());
  36   if (it == properties_.end()) {
  37     return false;
  38   }
  39
  40   *value = properties_[key.c_str()];
  41   return true;
  42 }
  43
  44 MetadataPropertyIterator* FileMetadataParser::GetPropertyIterator() {
  45   return new FileMetadataPropertyIterator(properties_);
  46 }
  47
  48 FileMetadataPropertyIterator::FileMetadataPropertyIterator(
  49     PropertyMap& properties) : properties_(properties) {
  50   it = properties_.begin();
  51 }
  52
  53 FileMetadataPropertyIterator::~FileMetadataPropertyIterator() {}
  54
  55 bool FileMetadataPropertyIterator::GetNext(std::string* key,
  56                                            std::string* value) {
  57   if (it == properties_.end()) {
  58     return false;
  59   }
  60   *key = it->first;
  61   *value = it->second;
  62   it++;
  63   return true;
  64 }
  65
  66 int FileMetadataPropertyIterator::Length() {
  67   return properties_.size();
  68 }
  69
  70 bool FileMetadataPropertyIterator::IsEnd() {
  71   if (it == properties_.end()) {
  72     return true;
  73   } else {
  74     return false;
  75   }
  76 }