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/extensions/path_util.h"
6
7 #include "base/path_service.h"
8 #include "base/strings/sys_string_conversions.h"
9
10 #if defined(OS_MACOSX)
11 #include <CoreFoundation/CoreFoundation.h>
12 #include "base/mac/foundation_util.h"
13 #endif
14
15 #if defined(OS_CHROMEOS)
16 #include "chrome/browser/chromeos/file_manager/filesystem_api_util.h"
17 #endif
18
19 namespace extensions {
20 namespace path_util {
21
22 namespace {
23 #if defined(OS_MACOSX)
24
25 // Retrieves the localized display name for the base name of the given path.
26 // If the path is not localized, this will just return the base name.
GetDisplayBaseName(const base::FilePath & path)27 std::string GetDisplayBaseName(const base::FilePath& path) {
28 base::ScopedCFTypeRef<CFURLRef> url(CFURLCreateFromFileSystemRepresentation(
29 NULL, (const UInt8*)path.value().c_str(), path.value().length(), true));
30 if (!url)
31 return path.BaseName().value();
32
33 CFStringRef str;
34 if (LSCopyDisplayNameForURL(url, &str) != noErr)
35 return path.BaseName().value();
36
37 std::string result(base::SysCFStringRefToUTF8(str));
38 CFRelease(str);
39 return result;
40 }
41
42 #endif // defined(OS_MACOSX)
43
44 const base::FilePath::CharType kHomeShortcut[] = FILE_PATH_LITERAL("~");
45
46 } // namespace
47
PrettifyPath(const base::FilePath & source_path)48 base::FilePath PrettifyPath(const base::FilePath& source_path) {
49 base::FilePath home_path;
50 if (source_path.empty() || !PathService::Get(base::DIR_HOME, &home_path))
51 return source_path;
52
53 base::FilePath display_path = base::FilePath(kHomeShortcut);
54 if (source_path == home_path)
55 return display_path;
56
57 #if defined(OS_MACOSX)
58 DCHECK(source_path.IsAbsolute());
59
60 // Break down the incoming path into components, and grab the display name
61 // for every component. This will match app bundles, ".localized" folders,
62 // and localized subfolders of the user's home directory.
63 // Don't grab the display name of the first component, i.e., "/", as it'll
64 // show up as the HDD name.
65 std::vector<base::FilePath::StringType> components;
66 source_path.GetComponents(&components);
67 display_path = base::FilePath(components[0]);
68 base::FilePath actual_path = display_path;
69 for (std::vector<base::FilePath::StringType>::iterator i =
70 components.begin() + 1; i != components.end(); ++i) {
71 actual_path = actual_path.Append(*i);
72 if (actual_path == home_path) {
73 display_path = base::FilePath(kHomeShortcut);
74 home_path = base::FilePath();
75 continue;
76 }
77 std::string display = GetDisplayBaseName(actual_path);
78 display_path = display_path.Append(display);
79 }
80 DCHECK_EQ(actual_path.value(), source_path.value());
81 return display_path;
82 #else // defined(OS_MACOSX)
83 if (home_path.AppendRelativePath(source_path, &display_path))
84 return display_path;
85 return source_path;
86 #endif // defined(OS_MACOSX)
87 }
88
89 } // namespace path_util
90 } // namespace extensions
91