webkit/glue/webfileutilities_impl.cc

   1 // Copyright (c) 2012 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/glue/webfileutilities_impl.h"
   6
   7 #include "base/file_util.h"
   8 #include "base/files/file_path.h"
   9 #include "base/logging.h"
  10 #include "net/base/file_stream.h"
  11 #include "net/base/net_util.h"
  12 #include "third_party/WebKit/public/platform/WebFileInfo.h"
  13 #include "third_party/WebKit/public/platform/WebString.h"
  14 #include "third_party/WebKit/public/platform/WebURL.h"
  15 #include "webkit/glue/webkit_glue.h"
  16
  17 using WebKit::WebString;
  18
  19 namespace webkit_glue {
  20
  21 WebFileUtilitiesImpl::WebFileUtilitiesImpl()
  22     : sandbox_enabled_(true) {
  23 }
  24
  25 WebFileUtilitiesImpl::~WebFileUtilitiesImpl() {
  26 }
  27
  28 bool WebFileUtilitiesImpl::getFileInfo(const WebString& path,
  29                                        WebKit::WebFileInfo& web_file_info) {
  30   if (sandbox_enabled_) {
  31     NOTREACHED();
  32     return false;
  33   }
  34   base::PlatformFileInfo file_info;
  35   if (!file_util::GetFileInfo(base::FilePath::FromUTF16Unsafe(path),
  36                               &file_info))
  37     return false;
  38
  39   webkit_glue::PlatformFileInfoToWebFileInfo(file_info, &web_file_info);
  40   web_file_info.platformPath = path;
  41   return true;
  42 }
  43
  44 WebString WebFileUtilitiesImpl::directoryName(const WebString& path) {
  45   return base::FilePath::FromUTF16Unsafe(path).DirName().AsUTF16Unsafe();
  46 }
  47
  48 WebString WebFileUtilitiesImpl::baseName(const WebString& path) {
  49   return base::FilePath::FromUTF16Unsafe(path).BaseName().AsUTF16Unsafe();
  50 }
  51
  52 WebKit::WebURL WebFileUtilitiesImpl::filePathToURL(const WebString& path) {
  53   return net::FilePathToFileURL(base::FilePath::FromUTF16Unsafe(path));
  54 }
  55
  56 base::PlatformFile WebFileUtilitiesImpl::openFile(const WebString& path,
  57                                                   int mode) {
  58   if (sandbox_enabled_) {
  59     NOTREACHED();
  60     return base::kInvalidPlatformFileValue;
  61   }
  62   // mode==0 (read-only) is the only supported mode.
  63   // TODO(kinuko): Remove this parameter.
  64   DCHECK_EQ(0, mode);
  65   return base::CreatePlatformFile(
  66       base::FilePath::FromUTF16Unsafe(path),
  67       base::PLATFORM_FILE_OPEN | base::PLATFORM_FILE_READ,
  68       NULL, NULL);
  69 }
  70
  71 void WebFileUtilitiesImpl::closeFile(base::PlatformFile& handle) {
  72   if (handle == base::kInvalidPlatformFileValue)
  73     return;
  74   if (base::ClosePlatformFile(handle))
  75     handle = base::kInvalidPlatformFileValue;
  76 }
  77
  78 int WebFileUtilitiesImpl::readFromFile(base::PlatformFile handle,
  79                                        char* data,
  80                                        int length) {
  81   if (handle == base::kInvalidPlatformFileValue || !data || length <= 0)
  82     return -1;
  83   return base::ReadPlatformFileCurPosNoBestEffort(handle, data, length);
  84 }
  85
  86 }  // namespace webkit_glue