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Issue 12893: Get rid of kPathSeparator on windows. (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: '' Created 12 years ago
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1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "base/file_util.h" 5 #include "base/file_util.h"
6 6
7 #include <windows.h> 7 #include <windows.h>
8 #include <shellapi.h> 8 #include <shellapi.h>
9 #include <shlobj.h> 9 #include <shlobj.h>
10 #include <time.h> 10 #include <time.h>
11 #include <string> 11 #include <string>
12 12
13 #include "base/file_path.h" 13 #include "base/file_path.h"
14 #include "base/logging.h" 14 #include "base/logging.h"
15 #include "base/scoped_handle.h" 15 #include "base/scoped_handle.h"
16 #include "base/string_util.h" 16 #include "base/string_util.h"
17 #include "base/win_util.h" 17 #include "base/win_util.h"
18 18
19 namespace file_util { 19 namespace file_util {
20 20
21 const wchar_t kPathSeparator = L'\\';
22 const wchar_t kExtensionSeparator = L'.';
23
24 void PathComponents(const std::wstring& path,
25 std::vector<std::wstring>* components) {
26 PathComponents(FilePath(path), components);
27 }
28
29 std::wstring GetDirectoryFromPath(const std::wstring& path) { 21 std::wstring GetDirectoryFromPath(const std::wstring& path) {
30 wchar_t path_buffer[MAX_PATH]; 22 wchar_t path_buffer[MAX_PATH];
31 wchar_t* file_ptr = NULL; 23 wchar_t* file_ptr = NULL;
32 if (GetFullPathName(path.c_str(), MAX_PATH, path_buffer, &file_ptr) == 0) 24 if (GetFullPathName(path.c_str(), MAX_PATH, path_buffer, &file_ptr) == 0)
33 return L""; 25 return L"";
34 26
35 std::wstring::size_type length = 27 std::wstring::size_type length =
36 file_ptr ? file_ptr - path_buffer : path.length(); 28 file_ptr ? file_ptr - path_buffer : path.length();
37 std::wstring directory(path, 0, length); 29 std::wstring directory(path, 0, length);
38 TrimTrailingSeparator(&directory); 30 TrimTrailingSeparator(&directory);
39 return directory; 31 return directory;
40 } 32 }
41 33
42 bool AbsolutePath(FilePath* path) { 34 bool AbsolutePath(FilePath* path) {
43 wchar_t file_path_buf[MAX_PATH]; 35 wchar_t file_path_buf[MAX_PATH];
44 if (!_wfullpath(file_path_buf, path->value().c_str(), MAX_PATH)) 36 if (!_wfullpath(file_path_buf, path->value().c_str(), MAX_PATH))
45 return false; 37 return false;
46 *path = FilePath(file_path_buf); 38 *path = FilePath(file_path_buf);
47 return true; 39 return true;
48 } 40 }
49 41
50 void InsertBeforeExtension(std::wstring* path, const std::wstring& suffix) {
51 DCHECK(path);
52
53 const std::wstring::size_type last_dot = path->rfind(kExtensionSeparator);
54 const std::wstring::size_type last_sep = path->rfind(kPathSeparator);
55
56 if (last_dot == std::wstring::npos ||
57 (last_sep != std::wstring::npos && last_dot < last_sep)) {
58 // The path looks something like "C:\pics.old\jojo" or "C:\pics\jojo".
59 // We should just append the suffix to the entire path.
60 path->append(suffix);
61 return;
62 }
63
64 path->insert(last_dot, suffix);
65 }
66
67 // Appends the extension to file adding a '.' if extension doesn't contain one.
68 // This does nothing if extension is empty or '.'. This is used internally by
69 // ReplaceExtension.
70 static void AppendExtension(const std::wstring& extension,
71 std::wstring* file) {
72 if (!extension.empty() && extension != L".") {
73 if (extension[0] != L'.')
74 file->append(L".");
75 file->append(extension);
76 }
77 }
78
79 void ReplaceExtension(std::wstring* file_name, const std::wstring& extension) {
80 const std::wstring::size_type last_dot = file_name->rfind(L'.');
81 if (last_dot == std::wstring::npos) {
82 // No extension, just append the supplied extension.
83 AppendExtension(extension, file_name);
84 return;
85 }
86 const std::wstring::size_type last_separator =
87 file_name->rfind(kPathSeparator);
88 if (last_separator != std::wstring::npos && last_dot < last_separator) {
89 // File name doesn't have extension, but one of the directories does; don't
90 // replace it, just append the supplied extension. For example
91 // 'c:\tmp.bar\foo'.
92 AppendExtension(extension, file_name);
93 return;
94 }
95 std::wstring result = file_name->substr(0, last_dot);
96 AppendExtension(extension, &result);
97 file_name->swap(result);
98 }
99 int CountFilesCreatedAfter(const std::wstring& path, 42 int CountFilesCreatedAfter(const std::wstring& path,
100 const FILETIME& comparison_time) { 43 const FILETIME& comparison_time) {
101 int file_count = 0; 44 int file_count = 0;
102 45
103 WIN32_FIND_DATA find_file_data; 46 WIN32_FIND_DATA find_file_data;
104 std::wstring filename_spec = path + L"\\*"; // All files in given dir 47 std::wstring filename_spec = path + L"\\*"; // All files in given dir
105 HANDLE find_handle = FindFirstFile(filename_spec.c_str(), &find_file_data); 48 HANDLE find_handle = FindFirstFile(filename_spec.c_str(), &find_file_data);
106 if (find_handle != INVALID_HANDLE_VALUE) { 49 if (find_handle != INVALID_HANDLE_VALUE) {
107 do { 50 do {
108 // Don't count current or parent directories. 51 // Don't count current or parent directories.
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744 if (recursive_) { 687 if (recursive_) {
745 // If |cur_file| is a directory, and we are doing recursive searching, add 688 // If |cur_file| is a directory, and we are doing recursive searching, add
746 // it to pending_paths_ so we scan it after we finish scanning this 689 // it to pending_paths_ so we scan it after we finish scanning this
747 // directory. 690 // directory.
748 pending_paths_.push(cur_file); 691 pending_paths_.push(cur_file);
749 } 692 }
750 return (file_type_ & FileEnumerator::DIRECTORIES) ? cur_file : Next(); 693 return (file_type_ & FileEnumerator::DIRECTORIES) ? cur_file : Next();
751 } 694 }
752 return (file_type_ & FileEnumerator::FILES) ? cur_file : Next(); 695 return (file_type_ & FileEnumerator::FILES) ? cur_file : Next();
753 } 696 }
697
698 // Deprecated functions ----------------------------------------------------
699
700 void InsertBeforeExtension(std::wstring* path_str,
701 const std::wstring& suffix) {
702 FilePath path(*path_str);
703 InsertBeforeExtension(&path, suffix);
704 path_str->assign(path.value());
705 }
706 void PathComponents(const std::wstring& path,
707 std::vector<std::wstring>* components) {
708 PathComponents(FilePath(path), components);
709 }
710 void ReplaceExtension(std::wstring* file_name, const std::wstring& extension) {
711 FilePath path(*file_name);
712 ReplaceExtension(&path, extension);
713 file_name->assign(path.value());
714 }
754 } // namespace file_util 715 } // namespace file_util
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