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| 1 // Copyright (c) 2011 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 "webkit/fileapi/local_file_system_file_util.h" |
| 6 |
| 7 #include "base/file_util_proxy.h" |
| 8 #include "googleurl/src/gurl.h" |
| 9 #include "webkit/fileapi/file_system_context.h" |
| 10 #include "webkit/fileapi/file_system_operation_context.h" |
| 11 #include "webkit/fileapi/file_system_path_manager.h" |
| 12 #include "webkit/fileapi/file_system_types.h" |
| 13 #include "webkit/fileapi/file_system_util.h" |
| 14 |
| 15 namespace fileapi { |
| 16 |
| 17 LocalFileSystemFileUtil* LocalFileSystemFileUtil::GetInstance() { |
| 18 return Singleton<LocalFileSystemFileUtil>::get(); |
| 19 } |
| 20 |
| 21 PlatformFileError LocalFileSystemFileUtil::CreateOrOpen( |
| 22 FileSystemOperationContext* context, |
| 23 const FilePath& file_path, int file_flags, |
| 24 PlatformFile* file_handle, bool* created) { |
| 25 FilePath local_path = |
| 26 GetLocalPath(context, context->src_origin_url(), context->src_type(), |
| 27 file_path); |
| 28 if (local_path.empty()) |
| 29 return base::PLATFORM_FILE_ERROR_INVALID_OPERATION; |
| 30 return FileSystemFileUtil::GetInstance()->CreateOrOpen( |
| 31 context, local_path, file_flags, file_handle, created); |
| 32 } |
| 33 |
| 34 PlatformFileError LocalFileSystemFileUtil::EnsureFileExists( |
| 35 FileSystemOperationContext* context, |
| 36 const FilePath& file_path, |
| 37 bool* created) { |
| 38 FilePath local_path = |
| 39 GetLocalPath(context, context->src_origin_url(), context->src_type(), |
| 40 file_path); |
| 41 if (local_path.empty()) |
| 42 return base::PLATFORM_FILE_ERROR_INVALID_OPERATION; |
| 43 return FileSystemFileUtil::GetInstance()->EnsureFileExists( |
| 44 context, local_path, created); |
| 45 } |
| 46 |
| 47 PlatformFileError LocalFileSystemFileUtil::GetFileInfo( |
| 48 FileSystemOperationContext* context, |
| 49 const FilePath& file_path, |
| 50 base::PlatformFileInfo* file_info) { |
| 51 FilePath local_path = |
| 52 GetLocalPath(context, context->src_origin_url(), context->src_type(), |
| 53 file_path); |
| 54 if (local_path.empty()) |
| 55 return base::PLATFORM_FILE_ERROR_INVALID_OPERATION; |
| 56 return FileSystemFileUtil::GetInstance()->GetFileInfo( |
| 57 context, local_path, file_info); |
| 58 } |
| 59 |
| 60 PlatformFileError LocalFileSystemFileUtil::ReadDirectory( |
| 61 FileSystemOperationContext* context, |
| 62 const FilePath& file_path, |
| 63 std::vector<base::FileUtilProxy::Entry>* entries) { |
| 64 // TODO(kkanetkar): Implement directory read in multiple chunks. |
| 65 FilePath local_path = |
| 66 GetLocalPath(context, context->src_origin_url(), context->src_type(), |
| 67 file_path); |
| 68 if (local_path.empty()) |
| 69 return base::PLATFORM_FILE_ERROR_INVALID_OPERATION; |
| 70 return FileSystemFileUtil::GetInstance()->ReadDirectory( |
| 71 context, local_path, entries); |
| 72 } |
| 73 |
| 74 PlatformFileError LocalFileSystemFileUtil::CreateDirectory( |
| 75 FileSystemOperationContext* context, |
| 76 const FilePath& file_path, |
| 77 bool exclusive, |
| 78 bool recursive) { |
| 79 FilePath local_path = |
| 80 GetLocalPath(context, context->src_origin_url(), context->src_type(), |
| 81 file_path); |
| 82 if (local_path.empty()) |
| 83 return base::PLATFORM_FILE_ERROR_INVALID_OPERATION; |
| 84 return FileSystemFileUtil::GetInstance()->CreateDirectory( |
| 85 context, local_path, exclusive, recursive); |
| 86 } |
| 87 |
| 88 PlatformFileError LocalFileSystemFileUtil::Copy( |
| 89 FileSystemOperationContext* context, |
| 90 const FilePath& src_file_path, |
| 91 const FilePath& dest_file_path) { |
| 92 // TODO(ericu): If they share a root URL, this could be optimized. |
| 93 FilePath local_src_path = |
| 94 GetLocalPath(context, context->src_origin_url(), context->src_type(), |
| 95 src_file_path); |
| 96 if (local_src_path.empty()) |
| 97 return base::PLATFORM_FILE_ERROR_INVALID_OPERATION; |
| 98 FilePath local_dest_path = |
| 99 GetLocalPath(context, context->dest_origin_url(), context->dest_type(), |
| 100 dest_file_path); |
| 101 if (local_dest_path.empty()) |
| 102 return base::PLATFORM_FILE_ERROR_INVALID_OPERATION; |
| 103 return FileSystemFileUtil::GetInstance()->Copy( |
| 104 context, local_src_path, local_dest_path); |
| 105 } |
| 106 |
| 107 PlatformFileError LocalFileSystemFileUtil::Move( |
| 108 FileSystemOperationContext* context, |
| 109 const FilePath& src_file_path, |
| 110 const FilePath& dest_file_path) { |
| 111 // TODO(ericu): If they share a root URL, this could be optimized. |
| 112 FilePath local_src_path = |
| 113 GetLocalPath(context, context->src_origin_url(), context->src_type(), |
| 114 src_file_path); |
| 115 if (local_src_path.empty()) |
| 116 return base::PLATFORM_FILE_ERROR_INVALID_OPERATION; |
| 117 FilePath local_dest_path = |
| 118 GetLocalPath(context, context->dest_origin_url(), context->dest_type(), |
| 119 dest_file_path); |
| 120 if (local_dest_path.empty()) |
| 121 return base::PLATFORM_FILE_ERROR_INVALID_OPERATION; |
| 122 return FileSystemFileUtil::GetInstance()->Move( |
| 123 context, local_src_path, local_dest_path); |
| 124 } |
| 125 |
| 126 PlatformFileError LocalFileSystemFileUtil::Delete( |
| 127 FileSystemOperationContext* context, |
| 128 const FilePath& file_path, |
| 129 bool recursive) { |
| 130 FilePath local_path = |
| 131 GetLocalPath(context, context->src_origin_url(), context->src_type(), |
| 132 file_path); |
| 133 if (local_path.empty()) |
| 134 return base::PLATFORM_FILE_ERROR_INVALID_OPERATION; |
| 135 return FileSystemFileUtil::GetInstance()->Delete( |
| 136 context, local_path, recursive); |
| 137 } |
| 138 |
| 139 PlatformFileError LocalFileSystemFileUtil::Touch( |
| 140 FileSystemOperationContext* context, |
| 141 const FilePath& file_path, |
| 142 const base::Time& last_access_time, |
| 143 const base::Time& last_modified_time) { |
| 144 FilePath local_path = |
| 145 GetLocalPath(context, context->src_origin_url(), context->src_type(), |
| 146 file_path); |
| 147 if (local_path.empty()) |
| 148 return base::PLATFORM_FILE_ERROR_INVALID_OPERATION; |
| 149 return FileSystemFileUtil::GetInstance()->Touch( |
| 150 context, local_path, last_access_time, last_modified_time); |
| 151 } |
| 152 |
| 153 PlatformFileError LocalFileSystemFileUtil::Truncate( |
| 154 FileSystemOperationContext* context, |
| 155 const FilePath& file_path, |
| 156 int64 length) { |
| 157 FilePath local_path = |
| 158 GetLocalPath(context, context->src_origin_url(), context->src_type(), |
| 159 file_path); |
| 160 if (local_path.empty()) |
| 161 return base::PLATFORM_FILE_ERROR_INVALID_OPERATION; |
| 162 return FileSystemFileUtil::GetInstance()->Truncate( |
| 163 context, local_path, length); |
| 164 } |
| 165 |
| 166 FilePath LocalFileSystemFileUtil::GetLocalPath( |
| 167 FileSystemOperationContext* context, |
| 168 const GURL& origin_url, |
| 169 FileSystemType type, |
| 170 const FilePath& virtual_path) { |
| 171 FilePath root = context->file_system_context()->path_manager()-> |
| 172 GetFileSystemRootPathOnFileThread(origin_url, type, false); |
| 173 if (root.empty()) |
| 174 return FilePath(); |
| 175 return root.Append(virtual_path); |
| 176 } |
| 177 |
| 178 } // namespace fileapi |
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