Implement Pepper proxy for PPB_DirectoryReader

webkit/plugins/ppapi/ppb_directory_reader_impl.cc

Index: webkit/plugins/ppapi/ppb_directory_reader_impl.cc
diff --git a/webkit/plugins/ppapi/ppb_directory_reader_impl.cc b/webkit/plugins/ppapi/ppb_directory_reader_impl.cc
deleted file mode 100644
index 7cd8d5d0e9b2c47186f08edcdf1288b8340268c8..0000000000000000000000000000000000000000
--- a/webkit/plugins/ppapi/ppb_directory_reader_impl.cc
+++ /dev/null
@@ -1,156 +0,0 @@
-// Copyright (c) 2012 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#include "webkit/plugins/ppapi/ppb_directory_reader_impl.h"
-
-#include "base/logging.h"
-#include "base/utf_string_conversions.h"
-#include "ppapi/c/pp_completion_callback.h"
-#include "ppapi/c/pp_errors.h"
-#include "ppapi/c/dev/ppb_directory_reader_dev.h"
-#include "ppapi/shared_impl/ppapi_globals.h"
-#include "ppapi/shared_impl/resource_tracker.h"
-#include "ppapi/thunk/enter.h"
-#include "ppapi/thunk/ppb_file_ref_api.h"
-#include "webkit/plugins/ppapi/common.h"
-#include "webkit/plugins/ppapi/file_callbacks.h"
-#include "webkit/plugins/ppapi/plugin_delegate.h"
-#include "webkit/plugins/ppapi/plugin_module.h"
-#include "webkit/plugins/ppapi/ppapi_plugin_instance.h"
-#include "webkit/plugins/ppapi/ppb_file_ref_impl.h"
-#include "webkit/plugins/ppapi/ppb_file_system_impl.h"
-#include "webkit/plugins/ppapi/resource_helper.h"
-
-using ::ppapi::PpapiGlobals;
-using ::ppapi::TrackedCallback;
-using ::ppapi::thunk::EnterResourceNoLock;
-using ::ppapi::thunk::PPB_DirectoryReader_API;
-using ::ppapi::thunk::PPB_FileRef_API;
-
-namespace webkit {
-namespace ppapi {
-
-namespace {
-
-std::string FilePathStringToUTF8String(const base::FilePath::StringType& str) {
-#if defined(OS_WIN)
-  return WideToUTF8(str);
-#elif defined(OS_POSIX)
-  return str;
-#else
-#error "Unsupported platform."
-#endif
-}
-
-base::FilePath::StringType UTF8StringToFilePathString(const std::string& str) {
-#if defined(OS_WIN)
-  return UTF8ToWide(str);
-#elif defined(OS_POSIX)
-  return str;
-#else
-#error "Unsupported platform."
-#endif
-}
-
-}  // namespace
-
-PPB_DirectoryReader_Impl::PPB_DirectoryReader_Impl(
-    PPB_FileRef_Impl* directory_ref)
-    : Resource(::ppapi::OBJECT_IS_IMPL, directory_ref->pp_instance()),
-      directory_ref_(directory_ref),
-      has_more_(true),
-      entry_(NULL) {
-}
-
-PPB_DirectoryReader_Impl::~PPB_DirectoryReader_Impl() {
-}
-
-// static
-PP_Resource PPB_DirectoryReader_Impl::Create(PP_Resource directory_ref) {
-  EnterResourceNoLock<PPB_FileRef_API> enter(directory_ref, true);
-  if (enter.failed())
-    return 0;
-  return (new PPB_DirectoryReader_Impl(
-      static_cast<PPB_FileRef_Impl*>(enter.object())))->GetReference();
-}
-
-PPB_DirectoryReader_API* PPB_DirectoryReader_Impl::AsPPB_DirectoryReader_API() {
-  return this;
-}
-
-int32_t PPB_DirectoryReader_Impl::GetNextEntry(
-    PP_DirectoryEntry_Dev* entry,
-    scoped_refptr<TrackedCallback> callback) {
-  if (directory_ref_->GetFileSystemType() == PP_FILESYSTEMTYPE_EXTERNAL)
-    return PP_ERROR_FAILED;
-
-  entry_ = entry;
-  if (FillUpEntry()) {
-    entry_ = NULL;
-    return PP_OK;
-  }
-  PluginInstance* plugin_instance = ResourceHelper::GetPluginInstance(this);
-  if (!plugin_instance)
-    return PP_ERROR_FAILED;
-
-  if (!plugin_instance->delegate()->ReadDirectory(
-          directory_ref_->GetFileSystemURL(),
-          new FileCallbacks(this, callback, NULL, NULL, this)))
-    return PP_ERROR_FAILED;
-
-  return PP_OK_COMPLETIONPENDING;
-}
-
-void PPB_DirectoryReader_Impl::AddNewEntries(
-    const std::vector<base::FileUtilProxy::Entry>& entries, bool has_more) {
-  DCHECK(!entries.empty() || !has_more);
-  has_more_ = has_more;
-
-  std::string dir_path = directory_ref_->GetCreateInfo().path;
-  if (dir_path[dir_path.size() - 1] != '/')
-    dir_path += '/';
-  base::FilePath::StringType dir_file_path = UTF8StringToFilePathString(dir_path);
-  for (std::vector<base::FileUtilProxy::Entry>::const_iterator it =
-           entries.begin(); it != entries.end(); it++) {
-    base::FileUtilProxy::Entry entry;
-    entry.name = dir_file_path + it->name;
-    entry.is_directory = it->is_directory;
-    entries_.push(entry);
-  }
-
-  FillUpEntry();
-  entry_ = NULL;
-}
-
-bool PPB_DirectoryReader_Impl::FillUpEntry() {
-  DCHECK(entry_);
-  if (!entries_.empty()) {
-    base::FileUtilProxy::Entry dir_entry = entries_.front();
-    entries_.pop();
-    if (entry_->file_ref) {
-      PpapiGlobals::Get()->GetResourceTracker()->ReleaseResource(
-          entry_->file_ref);
-    }
-
-    PPB_FileRef_Impl* file_ref = PPB_FileRef_Impl::CreateInternal(
-        directory_ref_->file_system()->pp_resource(),
-        FilePathStringToUTF8String(dir_entry.name));
-    if (!file_ref)
-      return false;
-    entry_->file_ref = file_ref->GetReference();
-    entry_->file_type =
-        (dir_entry.is_directory ? PP_FILETYPE_DIRECTORY : PP_FILETYPE_REGULAR);
-    return true;
-  }
-
-  if (!has_more_) {
-    entry_->file_ref = 0;
-    return true;
-  }
-
-  return false;
-}
-
-}  // namespace ppapi
-}  // namespace webkit