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#include <cstring>
#include <efsw/FileSystem.hpp>
#include <efsw/platform/platformimpl.hpp>
#include <climits>
#if EFSW_OS == EFSW_OS_MACOSX
#include <CoreFoundation/CoreFoundation.h>
#endif
#if EFSW_OS == EFSW_OS_WIN
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#include <windows.h>
#endif
namespace efsw {
bool FileSystem::isDirectory( const std::string& path ) {
return Platform::FileSystem::isDirectory( path );
}
FileInfoMap FileSystem::filesInfoFromPath( std::string path ) {
dirAddSlashAtEnd( path );
return Platform::FileSystem::filesInfoFromPath( path );
}
char FileSystem::getOSSlash() {
return Platform::FileSystem::getOSSlash();
}
bool FileSystem::slashAtEnd( std::string& dir ) {
return ( dir.size() && dir[dir.size() - 1] == getOSSlash() );
}
void FileSystem::dirAddSlashAtEnd( std::string& dir ) {
if ( dir.size() >= 1 && dir[dir.size() - 1] != getOSSlash() ) {
dir.push_back( getOSSlash() );
}
}
void FileSystem::dirRemoveSlashAtEnd( std::string& dir ) {
if ( dir.size() >= 1 && dir[dir.size() - 1] == getOSSlash() ) {
dir.erase( dir.size() - 1 );
}
}
std::string FileSystem::fileNameFromPath( std::string filepath ) {
dirRemoveSlashAtEnd( filepath );
size_t pos = filepath.find_last_of( getOSSlash() );
if ( pos != std::string::npos ) {
return filepath.substr( pos + 1 );
}
return filepath;
}
std::string FileSystem::pathRemoveFileName( std::string filepath ) {
dirRemoveSlashAtEnd( filepath );
size_t pos = filepath.find_last_of( getOSSlash() );
if ( pos != std::string::npos ) {
return filepath.substr( 0, pos + 1 );
}
return filepath;
}
std::string FileSystem::getLinkRealPath( std::string dir, std::string& curPath ) {
FileSystem::dirRemoveSlashAtEnd( dir );
FileInfo fi( dir, true );
/// Check with lstat and see if it's a link
if ( fi.isLink() ) {
/// get the real path of the link
std::string link( fi.linksTo() );
/// get the current path of the directory without the link dir path
curPath = FileSystem::pathRemoveFileName( dir );
/// ensure that ends with the os directory slash
FileSystem::dirAddSlashAtEnd( link );
return link;
}
/// if it's not a link return nothing
return "";
}
std::string FileSystem::precomposeFileName( const std::string& name ) {
#if EFSW_OS == EFSW_OS_MACOSX
CFStringRef cfStringRef =
CFStringCreateWithCString( kCFAllocatorDefault, name.c_str(), kCFStringEncodingUTF8 );
CFMutableStringRef cfMutable = CFStringCreateMutableCopy( NULL, 0, cfStringRef );
CFStringNormalize( cfMutable, kCFStringNormalizationFormC );
const char* c_str = CFStringGetCStringPtr( cfMutable, kCFStringEncodingUTF8 );
if ( c_str != NULL ) {
std::string result( c_str );
CFRelease( cfStringRef );
CFRelease( cfMutable );
return result;
}
CFIndex length = CFStringGetLength( cfMutable );
CFIndex maxSize = CFStringGetMaximumSizeForEncoding( length, kCFStringEncodingUTF8 );
if ( maxSize == kCFNotFound ) {
CFRelease( cfStringRef );
CFRelease( cfMutable );
return std::string();
}
std::string result( maxSize + 1, '\0' );
if ( CFStringGetCString( cfMutable, &result[0], result.size(), kCFStringEncodingUTF8 ) ) {
result.resize( std::strlen( result.c_str() ) );
CFRelease( cfStringRef );
CFRelease( cfMutable );
} else {
result.clear();
}
return result;
#else
return name;
#endif
}
bool FileSystem::isRemoteFS( const std::string& directory ) {
return Platform::FileSystem::isRemoteFS( directory );
}
bool FileSystem::changeWorkingDirectory( const std::string& directory ) {
return Platform::FileSystem::changeWorkingDirectory( directory );
}
std::string FileSystem::getCurrentWorkingDirectory() {
return Platform::FileSystem::getCurrentWorkingDirectory();
}
std::string FileSystem::getRealPath( const std::string& path ) {
std::string realPath;
#if defined( EFSW_PLATFORM_POSIX )
char dir[PATH_MAX];
realpath( path.c_str(), &dir[0] );
realPath = std::string( dir );
#elif EFSW_OS == EFSW_OS_WIN
wchar_t dir[_MAX_PATH + 1];
GetFullPathNameW( String::fromUtf8( path ).toWideString().c_str(), _MAX_PATH, &dir[0],
nullptr );
realPath = String( dir ).toUtf8();
#else
#warning FileSystem::getRealPath() not implemented on this platform.
#endif
return realPath;
}
} // namespace efsw
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