CWE-ou-minkata/Sources/Plasma/PubUtilLib/plFile/hsFiles.cpp

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*==LICENSE==*/
#include "hsFiles.h"
#include <string.h>
#include "hsUtils.h"

#include "hsExceptions.h"

#if HS_BUILD_FOR_MAC
	#define kDirChar		':'
#elif HS_BUILD_FOR_WIN32
	#define kDirChar		'\\'
#else
	#define kDirChar		'/'
#endif


static const char* FindNameInPath(const char path[])
{
	const char*	name = ::strrchr(path, kDirChar);
	
	if (name == nil)
		name = path;
	return name;
}

///////////////////////////////////////////////////////////////////////
#if !HS_BUILD_FOR_PS2

hsFile::hsFile() : fPathAndName(nil), fFILE(nil)
{
}

hsFile::hsFile(const char pathAndName[]) : fPathAndName(nil), fFILE(nil)
{
	if (pathAndName)
		fPathAndName = hsStrcpy(pathAndName);
}

hsFile::~hsFile()
{
	this->SetPathAndName(nil);
}

const char* hsFile::GetPathAndName()
{
	return fPathAndName;
}

void hsFile::SetPathAndName(const char pathAndName[])
{
	this->Close();

	if (fPathAndName)
	{	delete[] fPathAndName;
		fPathAndName = nil;
	}
	if (pathAndName)
		fPathAndName = hsStrcpy(pathAndName);
}

const char* hsFile::GetName()
{
	return FindNameInPath(this->GetPathAndName());
}

FILE* hsFile::OpenFILE(const char mode[], hsBool throwIfFailure)
{
	this->Close();

	//	We call the virtual method here rather than using
	//	fPathAndName directly, allowing a subclass to construct
	//	the name if necessary
	//
	const char* name = this->GetPathAndName();
	if (name)
		fFILE = ::fopen(name, mode);

	hsThrowIfTrue(throwIfFailure && fFILE == nil);
	return fFILE;
}

hsStream* hsFile::OpenStream(const char mode[], hsBool throwIfFailure)
{
	FILE* file = this->OpenFILE(mode, throwIfFailure);

	if (file)
	{	hsUNIXStream*	stream = TRACKED_NEW hsUNIXStream;
		stream->SetFILE(file);
		return stream;
	}
	return nil;
}

void hsFile::Close()
{
	if (fFILE)
	{	int	err = ::fflush(fFILE);
		hsIfDebugMessage(err != 0, "fflush failed", err);
		err = ::fclose(fFILE);
		hsIfDebugMessage(err != 0, "fclose failed", err);
		fFILE = nil;
	}
}
#endif

///////////////////////////////////////////////////////////////////////

hsBool hsFolderIterator::NextFileSuffix(const char suffix[])
{
	while (this->NextFile())
	{	const char* fileSuffix = ::strrchr(this->GetFileName(), '.');
		if (fileSuffix != nil && ::_stricmp(fileSuffix, suffix) == 0)
			return true;
	}
	return false;
}

int hsFolderIterator::GetPathAndName(char pathandname[])
{
	const char*	name = this->GetFileName();
	int			pathLen = hsStrlen(fPath);

	// add 1 for null terminator
	int	totalLen = pathLen + sizeof(kDirChar) + hsStrlen(name) + 1;
	hsAssert(totalLen <= kFolderIterator_MaxPath, "Overrun kFolderIterator_MaxPath");

	if (pathandname)
	{	hsStrcpy(pathandname, fPath);
		if (pathLen > 0 && pathandname[pathLen - 1] != kDirChar)
			pathandname[pathLen++] = kDirChar;
		hsStrcpy(pathandname + pathLen, name);
	}
	return totalLen;
}

FILE* hsFolderIterator::OpenFILE(const char mode[])
{
	char fileName[kFolderIterator_MaxPath];

	(void)this->GetPathAndName(fileName);

	return ::fopen(fileName, mode);
}