third_party/WebKit/Source/modules/filesystem/Entry.cpp

/*
 * Copyright (C) 2010 Google Inc. All rights reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
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 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
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 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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#include "modules/filesystem/Entry.h"

#include "bindings/core/v8/ScriptState.h"
#include "core/dom/ExecutionContext.h"
#include "core/fileapi/FileError.h"
#include "core/frame/UseCounter.h"
#include "core/html/VoidCallback.h"
#include "modules/filesystem/DirectoryEntry.h"
#include "modules/filesystem/EntryCallback.h"
#include "modules/filesystem/ErrorCallback.h"
#include "modules/filesystem/FileSystemCallbacks.h"
#include "modules/filesystem/MetadataCallback.h"
#include "platform/weborigin/SecurityOrigin.h"
#include "platform/wtf/text/StringBuilder.h"

namespace blink {

Entry::Entry(DOMFileSystemBase* file_system, const String& full_path)
    : EntryBase(file_system, full_path) {}

DOMFileSystem* Entry::filesystem(ScriptState* script_state) const {
  if (file_system_->GetType() == kFileSystemTypeIsolated)
    UseCounter::Count(
        ExecutionContext::From(script_state),
        UseCounter::kEntry_Filesystem_AttributeGetter_IsolatedFileSystem);
  return filesystem();
}

void Entry::getMetadata(ScriptState* script_state,
                        MetadataCallback* success_callback,
                        ErrorCallback* error_callback) {
  if (file_system_->GetType() == kFileSystemTypeIsolated)
    UseCounter::Count(ExecutionContext::From(script_state),
                      UseCounter::kEntry_GetMetadata_Method_IsolatedFileSystem);
  file_system_->GetMetadata(this, success_callback,
                            ScriptErrorCallback::Wrap(error_callback));
}

void Entry::moveTo(ScriptState* script_state,
                   DirectoryEntry* parent,
                   const String& name,
                   EntryCallback* success_callback,
                   ErrorCallback* error_callback) const {
  if (file_system_->GetType() == kFileSystemTypeIsolated)
    UseCounter::Count(ExecutionContext::From(script_state),
                      UseCounter::kEntry_MoveTo_Method_IsolatedFileSystem);
  file_system_->Move(this, parent, name, success_callback,
                     ScriptErrorCallback::Wrap(error_callback));
}

void Entry::copyTo(ScriptState* script_state,
                   DirectoryEntry* parent,
                   const String& name,
                   EntryCallback* success_callback,
                   ErrorCallback* error_callback) const {
  if (file_system_->GetType() == kFileSystemTypeIsolated)
    UseCounter::Count(ExecutionContext::From(script_state),
                      UseCounter::kEntry_CopyTo_Method_IsolatedFileSystem);
  file_system_->Copy(this, parent, name, success_callback,
                     ScriptErrorCallback::Wrap(error_callback));
}

void Entry::remove(ScriptState* script_state,
                   VoidCallback* success_callback,
                   ErrorCallback* error_callback) const {
  if (file_system_->GetType() == kFileSystemTypeIsolated)
    UseCounter::Count(ExecutionContext::From(script_state),
                      UseCounter::kEntry_Remove_Method_IsolatedFileSystem);
  file_system_->Remove(this, success_callback,
                       ScriptErrorCallback::Wrap(error_callback));
}

void Entry::getParent(ScriptState* script_state,
                      EntryCallback* success_callback,
                      ErrorCallback* error_callback) const {
  if (file_system_->GetType() == kFileSystemTypeIsolated)
    UseCounter::Count(ExecutionContext::From(script_state),
                      UseCounter::kEntry_GetParent_Method_IsolatedFileSystem);
  file_system_->GetParent(this, success_callback,
                          ScriptErrorCallback::Wrap(error_callback));
}

String Entry::toURL(ScriptState* script_state) const {
  if (file_system_->GetType() == kFileSystemTypeIsolated)
    UseCounter::Count(ExecutionContext::From(script_state),
                      UseCounter::kEntry_ToURL_Method_IsolatedFileSystem);
  return static_cast<const EntryBase*>(this)->toURL();
}

DEFINE_TRACE(Entry) {
  EntryBase::Trace(visitor);
}

}  // namespace blink