chrome/browser/local_discovery/storage/path_util.cc

   1 // Copyright 2014 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/local_discovery/storage/path_util.h"
   6
   7 #include <algorithm>
   8
   9 #include "base/logging.h"
  10 #include "base/strings/utf_string_conversions.h"
  11
  12 namespace local_discovery {
  13
  14 namespace {
  15
  16 std::string UnescapeSlashes(const std::string& str) {
  17   std::string output = "";
  18   for (size_t i = 0; i < str.length(); i++) {
  19     if (str[i] == '$') {
  20       i++;
  21       switch (str[i]) {
  22         case 's':
  23           output += '/';
  24           break;
  25         case 'b':
  26           output += '\\';
  27         break;
  28         case '$':
  29           output += '$';
  30           break;
  31         default:
  32           NOTREACHED();
  33       }
  34     } else {
  35       output += str[i];
  36     }
  37   }
  38
  39   return output;
  40 }
  41
  42 const size_t kNumComponentsInBasePrivetPath = 4;
  43 const int kIndexOfServiceNameInComponentList = 2;
  44
  45 std::string PathStringToString(const base::FilePath::StringType& string) {
  46 #if defined(OS_WIN)
  47   return base::UTF16ToUTF8(string);
  48 #else
  49   return string;
  50 #endif
  51 }
  52
  53 }  // namespace
  54
  55 base::FilePath NormalizeFilePath(const base::FilePath& path) {
  56 #if defined(OS_WIN)
  57   base::FilePath::StringType path_updated_string = path.value();
  58
  59   std::replace(path_updated_string.begin(),
  60                path_updated_string.end(),
  61                static_cast<base::FilePath::CharType>('\\'),
  62                static_cast<base::FilePath::CharType>('/'));
  63   return base::FilePath(path_updated_string);
  64 #else
  65   return path;
  66 #endif
  67 }
  68
  69 ParsedPrivetPath::ParsedPrivetPath(const base::FilePath& file_path) {
  70   std::vector<base::FilePath::StringType> components;
  71   file_path.GetComponents(&components);
  72   DCHECK(components.size() >= kNumComponentsInBasePrivetPath);
  73   service_name = UnescapeSlashes(PathStringToString(
  74       components[kIndexOfServiceNameInComponentList]));
  75
  76
  77   for (size_t i = kNumComponentsInBasePrivetPath; i < components.size(); i++) {
  78     path += '/' + PathStringToString(components[i]);
  79   }
  80
  81   if (path.empty()) path = "/";
  82 }
  83
  84 ParsedPrivetPath::~ParsedPrivetPath() {
  85 }
  86
  87 }  // namespace local_discovery