You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
124 lines
3.4 KiB
C++
124 lines
3.4 KiB
C++
/*
|
|
* Copyright (c) Contributors to the Open 3D Engine Project.
|
|
* For complete copyright and license terms please see the LICENSE at the root of this distribution.
|
|
*
|
|
* SPDX-License-Identifier: Apache-2.0 OR MIT
|
|
*
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <AzCore/IO/FileIO.h>
|
|
#include <AzCore/IO/Path/Path.h>
|
|
#include <AzCore/std/containers/vector.h>
|
|
#include <AzCore/std/functional.h>
|
|
#include <AzCore/std/string/string.h>
|
|
#include <AzCore/std/string/string_view.h>
|
|
#include <AzCore/XML/rapidxml.h>
|
|
|
|
namespace Audio
|
|
{
|
|
/*!
|
|
* FindFilesInPath
|
|
*/
|
|
static AZStd::vector<AZ::IO::FixedMaxPath> FindFilesInPath(const AZStd::string_view folderPath, const char* filter)
|
|
{
|
|
AZStd::vector<AZ::IO::FixedMaxPath> foundFiles;
|
|
AZ::IO::FileIOBase::FindFilesCallbackType findFilesCallback = [&foundFiles](const char* file) -> bool
|
|
{
|
|
foundFiles.emplace_back(AZ::IO::PathView{ file }.LexicallyNormal());
|
|
return true;
|
|
};
|
|
|
|
if (auto fileIO = AZ::IO::FileIOBase::GetInstance();
|
|
fileIO != nullptr)
|
|
{
|
|
AZ::IO::Result result = fileIO->FindFiles(folderPath.data(), filter, findFilesCallback);
|
|
if (result == AZ::IO::ResultCode::Success)
|
|
{
|
|
return AZStd::move(foundFiles);
|
|
}
|
|
}
|
|
|
|
return {};
|
|
}
|
|
|
|
/*!
|
|
* ScopedXmlLoader
|
|
* Create this object on the stack and it will load an xml file contents to an internal buffer
|
|
* and allow you to get the first Xml node.
|
|
*/
|
|
class ScopedXmlLoader
|
|
{
|
|
public:
|
|
ScopedXmlLoader(const AZStd::string_view filePath)
|
|
{
|
|
auto fileIO = AZ::IO::FileIOBase::GetInstance();
|
|
AZ_Assert(fileIO != nullptr, "Audio::ScopedXmlLoader - FileIOBase instance is null!");
|
|
|
|
AZ::IO::HandleType fileHandle = AZ::IO::InvalidHandle;
|
|
AZ::IO::Result result = fileIO->Open(filePath.data(), AZ::IO::OpenMode::ModeRead | AZ::IO::OpenMode::ModeText, fileHandle);
|
|
if (!result)
|
|
{
|
|
m_hasError = true;
|
|
}
|
|
|
|
if (!m_hasError)
|
|
{
|
|
result = fileIO->Size(fileHandle, m_fileSize);
|
|
if (!result)
|
|
{
|
|
m_hasError = true;
|
|
}
|
|
}
|
|
|
|
if (!m_hasError)
|
|
{
|
|
m_fileBuffer.resize_no_construct(m_fileSize + 1);
|
|
m_fileBuffer[m_fileSize] = '\0';
|
|
result = fileIO->Read(fileHandle, m_fileBuffer.data(), m_fileSize);
|
|
if (!result)
|
|
{
|
|
m_hasError = true;
|
|
}
|
|
}
|
|
|
|
if (!m_hasError)
|
|
{
|
|
if (!m_xmlDoc.parse<AZ::rapidxml::parse_no_data_nodes>(m_fileBuffer.data()))
|
|
{
|
|
m_hasError = true;
|
|
}
|
|
}
|
|
|
|
fileIO->Close(fileHandle);
|
|
}
|
|
|
|
~ScopedXmlLoader()
|
|
{
|
|
}
|
|
|
|
bool HasError() const
|
|
{
|
|
return m_hasError;
|
|
}
|
|
|
|
const AZ::rapidxml::xml_node<char>* GetRootNode() const
|
|
{
|
|
if (!HasError())
|
|
{
|
|
return m_xmlDoc.first_node();
|
|
}
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
private:
|
|
AZStd::vector<char> m_fileBuffer;
|
|
AZ::rapidxml::xml_document<char> m_xmlDoc;
|
|
AZ::u64 m_fileSize = 0;
|
|
bool m_hasError = false;
|
|
};
|
|
|
|
} // namespace Audio
|