diff options
Diffstat (limited to 'gfx/vr/service/openvr/src/pathtools_public.cpp')
| -rw-r--r-- | gfx/vr/service/openvr/src/pathtools_public.cpp | 901 |
1 files changed, 901 insertions, 0 deletions
diff --git a/gfx/vr/service/openvr/src/pathtools_public.cpp b/gfx/vr/service/openvr/src/pathtools_public.cpp new file mode 100644 index 0000000000..e7f6d6ca1b --- /dev/null +++ b/gfx/vr/service/openvr/src/pathtools_public.cpp @@ -0,0 +1,901 @@ +//========= Copyright Valve Corporation ============// +#include "strtools_public.h" +#include "pathtools_public.h" + +#if defined( _WIN32) +#include <windows.h> +#include <direct.h> +#include <shobjidl.h> +#include <knownfolders.h> +#include <shlobj.h> +#include <share.h> + +#undef GetEnvironmentVariable +#else +#include <dlfcn.h> +#include <stdio.h> +#include <unistd.h> +#include <stdlib.h> +#include <alloca.h> +#endif + +#if defined OSX +#include <Foundation/Foundation.h> +#include <AppKit/AppKit.h> +#include <mach-o/dyld.h> +#define _S_IFDIR S_IFDIR // really from tier0/platform.h which we dont have yet +#endif + +#include <sys/stat.h> + +#include <algorithm> + +/** Returns the path (including filename) to the current executable */ +std::string Path_GetExecutablePath() +{ +#if defined( _WIN32 ) + wchar_t *pwchPath = new wchar_t[MAX_UNICODE_PATH]; + char *pchPath = new char[MAX_UNICODE_PATH_IN_UTF8]; + ::GetModuleFileNameW( NULL, pwchPath, MAX_UNICODE_PATH ); + WideCharToMultiByte( CP_UTF8, 0, pwchPath, -1, pchPath, MAX_UNICODE_PATH_IN_UTF8, NULL, NULL ); + delete[] pwchPath; + + std::string sPath = pchPath; + delete[] pchPath; + return sPath; +#elif defined( OSX ) + char rchPath[1024]; + uint32_t nBuff = sizeof( rchPath ); + bool bSuccess = _NSGetExecutablePath(rchPath, &nBuff) == 0; + rchPath[nBuff-1] = '\0'; + if( bSuccess ) + return rchPath; + else + return ""; +#elif defined LINUX + char rchPath[1024]; + size_t nBuff = sizeof( rchPath ); + ssize_t nRead = readlink("/proc/self/exe", rchPath, nBuff-1 ); + if ( nRead != -1 ) + { + rchPath[ nRead ] = 0; + return rchPath; + } + else + { + return ""; + } +#else + AssertMsg( false, "Implement Plat_GetExecutablePath" ); + return ""; +#endif + +} + +/** Returns the path of the current working directory */ +std::string Path_GetWorkingDirectory() +{ + std::string sPath; +#if defined( _WIN32 ) + wchar_t buf[MAX_UNICODE_PATH]; + sPath = UTF16to8( _wgetcwd( buf, MAX_UNICODE_PATH ) ); +#else + char buf[ 1024 ]; + sPath = getcwd( buf, sizeof( buf ) ); +#endif + return sPath; +} + +/** Sets the path of the current working directory. Returns true if this was successful. */ +bool Path_SetWorkingDirectory( const std::string & sPath ) +{ + bool bSuccess; +#if defined( _WIN32 ) + std::wstring wsPath = UTF8to16( sPath.c_str() ); + bSuccess = 0 == _wchdir( wsPath.c_str() ); +#else + bSuccess = 0 == chdir( sPath.c_str() ); +#endif + return bSuccess; +} + +/** Gets the path to a temporary directory. */ +std::string Path_GetTemporaryDirectory() +{ +#if defined( _WIN32 ) + wchar_t buf[MAX_UNICODE_PATH]; + if ( GetTempPathW( MAX_UNICODE_PATH, buf ) == 0 ) + return Path_GetWorkingDirectory(); + return UTF16to8( buf ); +#else + const char *pchTmpDir = getenv( "TMPDIR" ); + if ( pchTmpDir == NULL ) + { + return ""; + } + return pchTmpDir; +#endif +} + +/** Returns the specified path without its filename */ +std::string Path_StripFilename( const std::string & sPath, char slash ) +{ + if( slash == 0 ) + slash = Path_GetSlash(); + + std::string::size_type n = sPath.find_last_of( slash ); + if( n == std::string::npos ) + return sPath; + else + return std::string( sPath.begin(), sPath.begin() + n ); +} + +/** returns just the filename from the provided full or relative path. */ +std::string Path_StripDirectory( const std::string & sPath, char slash ) +{ + if( slash == 0 ) + slash = Path_GetSlash(); + + std::string::size_type n = sPath.find_last_of( slash ); + if( n == std::string::npos ) + return sPath; + else + return std::string( sPath.begin() + n + 1, sPath.end() ); +} + +/** returns just the filename with no extension of the provided filename. +* If there is a path the path is left intact. */ +std::string Path_StripExtension( const std::string & sPath ) +{ + for( std::string::const_reverse_iterator i = sPath.rbegin(); i != sPath.rend(); i++ ) + { + if( *i == '.' ) + { + return std::string( sPath.begin(), i.base() - 1 ); + } + + // if we find a slash there is no extension + if( *i == '\\' || *i == '/' ) + break; + } + + // we didn't find an extension + return sPath; +} + +/** returns just extension of the provided filename (if any). */ +std::string Path_GetExtension( const std::string & sPath ) +{ + for ( std::string::const_reverse_iterator i = sPath.rbegin(); i != sPath.rend(); i++ ) + { + if ( *i == '.' ) + { + return std::string( i.base(), sPath.end() ); + } + + // if we find a slash there is no extension + if ( *i == '\\' || *i == '/' ) + break; + } + + // we didn't find an extension + return ""; +} + +bool Path_IsAbsolute( const std::string & sPath ) +{ + if( sPath.empty() ) + return false; + +#if defined( WIN32 ) + if ( sPath.size() < 3 ) // must be c:\x or \\x at least + return false; + + if ( sPath[1] == ':' ) // drive letter plus slash, but must test both slash cases + { + if ( sPath[2] == '\\' || sPath[2] == '/' ) + return true; + } + else if ( sPath[0] == '\\' && sPath[1] == '\\' ) // UNC path + return true; +#else + if( sPath[0] == '\\' || sPath[0] == '/' ) // any leading slash + return true; +#endif + + return false; +} + + +/** Makes an absolute path from a relative path and a base path */ +std::string Path_MakeAbsolute( const std::string & sRelativePath, const std::string & sBasePath ) +{ + if( Path_IsAbsolute( sRelativePath ) ) + return Path_Compact( sRelativePath ); + else + { + if( !Path_IsAbsolute( sBasePath ) ) + return ""; + + std::string sCompacted = Path_Compact( Path_Join( sBasePath, sRelativePath ) ); + if( Path_IsAbsolute( sCompacted ) ) + return sCompacted; + else + return ""; + } +} + + +/** Fixes the directory separators for the current platform */ +std::string Path_FixSlashes( const std::string & sPath, char slash ) +{ + if( slash == 0 ) + slash = Path_GetSlash(); + + std::string sFixed = sPath; + for( std::string::iterator i = sFixed.begin(); i != sFixed.end(); i++ ) + { + if( *i == '/' || *i == '\\' ) + *i = slash; + } + + return sFixed; +} + + +char Path_GetSlash() +{ +#if defined(_WIN32) + return '\\'; +#else + return '/'; +#endif +} + +/** Jams two paths together with the right kind of slash */ +std::string Path_Join( const std::string & first, const std::string & second, char slash ) +{ + if( slash == 0 ) + slash = Path_GetSlash(); + + // only insert a slash if we don't already have one + std::string::size_type nLen = first.length(); + if( !nLen ) + return second; +#if defined(_WIN32) + if( first.back() == '\\' || first.back() == '/' ) + nLen--; +#else + char last_char = first[first.length()-1]; + if (last_char == '\\' || last_char == '/') + nLen--; +#endif + + return first.substr( 0, nLen ) + std::string( 1, slash ) + second; +} + + +std::string Path_Join( const std::string & first, const std::string & second, const std::string & third, char slash ) +{ + return Path_Join( Path_Join( first, second, slash ), third, slash ); +} + +std::string Path_Join( const std::string & first, const std::string & second, const std::string & third, const std::string &fourth, char slash ) +{ + return Path_Join( Path_Join( Path_Join( first, second, slash ), third, slash ), fourth, slash ); +} + +std::string Path_Join( + const std::string & first, + const std::string & second, + const std::string & third, + const std::string & fourth, + const std::string & fifth, + char slash ) +{ + return Path_Join( Path_Join( Path_Join( Path_Join( first, second, slash ), third, slash ), fourth, slash ), fifth, slash ); +} + + +std::string Path_RemoveTrailingSlash( const std::string & sRawPath, char slash ) +{ + if ( slash == 0 ) + slash = Path_GetSlash(); + + std::string sPath = sRawPath; + std::string::size_type nCurrent = sRawPath.length(); + if ( nCurrent == 0 ) + return sPath; + + int nLastFound = -1; + nCurrent--; + while( nCurrent != 0 ) + { + if ( sRawPath[ nCurrent ] == slash ) + { + nLastFound = (int)nCurrent; + nCurrent--; + } + else + { + break; + } + } + + if ( nLastFound >= 0 ) + { + sPath.erase( nLastFound, std::string::npos ); + } + + return sPath; +} + + +/** Removes redundant <dir>/.. elements in the path. Returns an empty path if the +* specified path has a broken number of directories for its number of ..s */ +std::string Path_Compact( const std::string & sRawPath, char slash ) +{ + if( slash == 0 ) + slash = Path_GetSlash(); + + std::string sPath = Path_FixSlashes( sRawPath, slash ); + std::string sSlashString( 1, slash ); + + // strip out all /./ + for( std::string::size_type i = 0; (i + 3) < sPath.length(); ) + { + if( sPath[ i ] == slash && sPath[ i+1 ] == '.' && sPath[ i+2 ] == slash ) + { + sPath.replace( i, 3, sSlashString ); + } + else + { + ++i; + } + } + + + // get rid of trailing /. but leave the path separator + if( sPath.length() > 2 ) + { + std::string::size_type len = sPath.length(); + if( sPath[ len-1 ] == '.' && sPath[ len-2 ] == slash ) + { + sPath.pop_back(); + //Not sure why the following line of code was used for a while. It causes problems with strlen. + //sPath[len-1] = 0; // for now, at least + } + } + + // get rid of leading ./ + if( sPath.length() > 2 ) + { + if( sPath[ 0 ] == '.' && sPath[ 1 ] == slash ) + { + sPath.replace( 0, 2, "" ); + } + } + + // each time we encounter .. back up until we've found the previous directory name + // then get rid of both + std::string::size_type i = 0; + while( i < sPath.length() ) + { + if( i > 0 && sPath.length() - i >= 2 + && sPath[i] == '.' + && sPath[i+1] == '.' + && ( i + 2 == sPath.length() || sPath[ i+2 ] == slash ) + && sPath[ i-1 ] == slash ) + { + // check if we've hit the start of the string and have a bogus path + if( i == 1 ) + return ""; + + // find the separator before i-1 + std::string::size_type iDirStart = i-2; + while( iDirStart > 0 && sPath[ iDirStart - 1 ] != slash ) + --iDirStart; + + // remove everything from iDirStart to i+2 + sPath.replace( iDirStart, (i - iDirStart) + 3, "" ); + + // start over + i = 0; + } + else + { + ++i; + } + } + + return sPath; +} + + +/** Returns true if these two paths are the same without respect for internal . or .. +* sequences, slash type, or case (on case-insensitive platforms). */ +bool Path_IsSamePath( const std::string & sPath1, const std::string & sPath2 ) +{ + std::string sCompact1 = Path_Compact( sPath1 ); + std::string sCompact2 = Path_Compact( sPath2 ); +#if defined(WIN32) + return !stricmp( sCompact1.c_str(), sCompact2.c_str() ); +#else + return !strcmp( sCompact1.c_str(), sCompact2.c_str() ); +#endif +} + + +/** Returns the path to the current DLL or exe */ +std::string Path_GetThisModulePath() +{ + // gets the path of vrclient.dll itself +#ifdef WIN32 + HMODULE hmodule = NULL; + + ::GetModuleHandleEx( GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS | GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT, reinterpret_cast<LPCTSTR>(Path_GetThisModulePath), &hmodule ); + + wchar_t *pwchPath = new wchar_t[MAX_UNICODE_PATH]; + char *pchPath = new char[ MAX_UNICODE_PATH_IN_UTF8 ]; + ::GetModuleFileNameW( hmodule, pwchPath, MAX_UNICODE_PATH ); + WideCharToMultiByte( CP_UTF8, 0, pwchPath, -1, pchPath, MAX_UNICODE_PATH_IN_UTF8, NULL, NULL ); + delete[] pwchPath; + + std::string sPath = pchPath; + delete [] pchPath; + return sPath; + +#elif defined( OSX ) || defined( LINUX ) + // get the addr of a function in vrclient.so and then ask the dlopen system about it + Dl_info info; + dladdr( (void *)Path_GetThisModulePath, &info ); + return info.dli_fname; +#endif + +} + + +/** returns true if the specified path exists and is a directory */ +bool Path_IsDirectory( const std::string & sPath ) +{ + std::string sFixedPath = Path_FixSlashes( sPath ); + if( sFixedPath.empty() ) + return false; + char cLast = sFixedPath[ sFixedPath.length() - 1 ]; + if( cLast == '/' || cLast == '\\' ) + sFixedPath.erase( sFixedPath.end() - 1, sFixedPath.end() ); + + // see if the specified path actually exists. + +#if defined(POSIX) + struct stat buf; + if ( stat( sFixedPath.c_str(), &buf ) == -1 ) + { + return false; + } + +#if defined( LINUX ) || defined( OSX ) + return S_ISDIR( buf.st_mode ); +#else + return (buf.st_mode & _S_IFDIR) != 0; +#endif + +#else + struct _stat buf; + std::wstring wsFixedPath = UTF8to16( sFixedPath.c_str() ); + if ( _wstat( wsFixedPath.c_str(), &buf ) == -1 ) + { + return false; + } + + return (buf.st_mode & _S_IFDIR) != 0; +#endif +} + +/** returns true if the specified path represents an app bundle */ +bool Path_IsAppBundle( const std::string & sPath ) +{ +#if defined(OSX) + @autoreleasepool { + NSBundle *bundle = [ NSBundle bundleWithPath: [ NSString stringWithUTF8String:sPath.c_str() ] ]; + bool bisAppBundle = ( nullptr != bundle ); + return bisAppBundle; + } +#else + return false; +#endif +} + +//----------------------------------------------------------------------------- +// Purpose: returns true if the the path exists +//----------------------------------------------------------------------------- +bool Path_Exists( const std::string & sPath ) +{ + std::string sFixedPath = Path_FixSlashes( sPath ); + if( sFixedPath.empty() ) + return false; + +#if defined( WIN32 ) + struct _stat buf; + std::wstring wsFixedPath = UTF8to16( sFixedPath.c_str() ); + if ( _wstat( wsFixedPath.c_str(), &buf ) == -1 ) + { + return false; + } +#else + struct stat buf; + if ( stat ( sFixedPath.c_str(), &buf ) == -1) + { + return false; + } +#endif + + return true; +} + + +//----------------------------------------------------------------------------- +// Purpose: helper to find a directory upstream from a given path +//----------------------------------------------------------------------------- +std::string Path_FindParentDirectoryRecursively( const std::string &strStartDirectory, const std::string &strDirectoryName ) +{ + std::string strFoundPath = ""; + std::string strCurrentPath = Path_FixSlashes( strStartDirectory ); + if ( strCurrentPath.length() == 0 ) + return ""; + + bool bExists = Path_Exists( strCurrentPath ); + std::string strCurrentDirectoryName = Path_StripDirectory( strCurrentPath ); + if ( bExists && stricmp( strCurrentDirectoryName.c_str(), strDirectoryName.c_str() ) == 0 ) + return strCurrentPath; + + while( bExists && strCurrentPath.length() != 0 ) + { + strCurrentPath = Path_StripFilename( strCurrentPath ); + strCurrentDirectoryName = Path_StripDirectory( strCurrentPath ); + bExists = Path_Exists( strCurrentPath ); + if ( bExists && stricmp( strCurrentDirectoryName.c_str(), strDirectoryName.c_str() ) == 0 ) + return strCurrentPath; + } + + return ""; +} + + +//----------------------------------------------------------------------------- +// Purpose: helper to find a subdirectory upstream from a given path +//----------------------------------------------------------------------------- +std::string Path_FindParentSubDirectoryRecursively( const std::string &strStartDirectory, const std::string &strDirectoryName ) +{ + std::string strFoundPath = ""; + std::string strCurrentPath = Path_FixSlashes( strStartDirectory ); + if ( strCurrentPath.length() == 0 ) + return ""; + + bool bExists = Path_Exists( strCurrentPath ); + while( bExists && strCurrentPath.length() != 0 ) + { + strCurrentPath = Path_StripFilename( strCurrentPath ); + bExists = Path_Exists( strCurrentPath ); + + if( Path_Exists( Path_Join( strCurrentPath, strDirectoryName ) ) ) + { + strFoundPath = Path_Join( strCurrentPath, strDirectoryName ); + break; + } + } + return strFoundPath; +} + + +//----------------------------------------------------------------------------- +// Purpose: reading and writing files in the vortex directory +//----------------------------------------------------------------------------- +unsigned char * Path_ReadBinaryFile( const std::string &strFilename, int *pSize ) +{ + FILE *f; +#if defined( POSIX ) + f = fopen( strFilename.c_str(), "rb" ); +#else + std::wstring wstrFilename = UTF8to16( strFilename.c_str() ); + // the open operation needs to be sharable, therefore use of _wfsopen instead of _wfopen_s + f = _wfsopen( wstrFilename.c_str(), L"rb", _SH_DENYNO ); +#endif + + unsigned char* buf = NULL; + + if ( f != NULL ) + { + fseek(f, 0, SEEK_END); + int size = ftell(f); + fseek(f, 0, SEEK_SET); + + buf = new unsigned char[size]; + if (buf && fread(buf, size, 1, f) == 1) + { + if (pSize) + *pSize = size; + } + else + { + delete[] buf; + buf = 0; + } + + fclose(f); + } + + return buf; +} + +uint32_t Path_ReadBinaryFile( const std::string &strFilename, unsigned char *pBuffer, uint32_t unSize ) +{ + FILE *f; +#if defined( POSIX ) + f = fopen( strFilename.c_str(), "rb" ); +#else + std::wstring wstrFilename = UTF8to16( strFilename.c_str() ); + errno_t err = _wfopen_s( &f, wstrFilename.c_str(), L"rb" ); + if ( err != 0 ) + { + f = NULL; + } +#endif + + uint32_t unSizeToReturn = 0; + + if ( f != NULL ) + { + fseek( f, 0, SEEK_END ); + uint32_t size = (uint32_t)ftell( f ); + fseek( f, 0, SEEK_SET ); + + if ( size > unSize || !pBuffer ) + { + unSizeToReturn = (uint32_t)size; + } + else + { + if ( fread( pBuffer, size, 1, f ) == 1 ) + { + unSizeToReturn = (uint32_t)size; + } + } + + fclose( f ); + } + + return unSizeToReturn; +} + +bool Path_WriteBinaryFile(const std::string &strFilename, unsigned char *pData, unsigned nSize) +{ + FILE *f; +#if defined( POSIX ) + f = fopen(strFilename.c_str(), "wb"); +#else + std::wstring wstrFilename = UTF8to16( strFilename.c_str() ); + errno_t err = _wfopen_s( &f, wstrFilename.c_str(), L"wb" ); + if (err != 0) + { + f = NULL; + } +#endif + + size_t written = 0; + if (f != NULL) { + written = fwrite(pData, sizeof(unsigned char), nSize, f); + fclose(f); + } + + return written == nSize ? true : false; +} + +std::string Path_ReadTextFile( const std::string &strFilename ) +{ + // doing it this way seems backwards, but I don't + // see an easy way to do this with C/C++ style IO + // that isn't worse... + int size; + unsigned char* buf = Path_ReadBinaryFile( strFilename, &size ); + if (!buf) + return ""; + + // convert CRLF -> LF + size_t outsize = 1; + for (int i=1; i < size; i++) + { + if (buf[i] == '\n' && buf[i-1] == '\r') // CRLF + buf[outsize-1] = '\n'; // ->LF + else + buf[outsize++] = buf[i]; // just copy + } + + std::string ret((char *)buf, outsize); + delete[] buf; + return ret; +} + + +bool Path_MakeWritable( const std::string &strFilename ) +{ +#if defined ( _WIN32 ) + std::wstring wstrFilename = UTF8to16( strFilename.c_str() ); + + DWORD dwAttrs = GetFileAttributesW( wstrFilename.c_str() ); + if ( dwAttrs != INVALID_FILE_ATTRIBUTES && ( dwAttrs & FILE_ATTRIBUTE_READONLY ) ) + { + return SetFileAttributesW( wstrFilename.c_str(), dwAttrs & ~FILE_ATTRIBUTE_READONLY ); + } +#else + struct stat sb; + + if ( stat( strFilename.c_str(), &sb ) == 0 && !( sb.st_mode & S_IWUSR ) ) + { + return ( chmod( strFilename.c_str(), sb.st_mode | S_IWUSR ) == 0 ); + } +#endif + + return true; +} + +bool Path_WriteStringToTextFile( const std::string &strFilename, const char *pchData ) +{ + FILE *f; +#if defined( POSIX ) + f = fopen( strFilename.c_str(), "w" ); +#else + std::wstring wstrFilename = UTF8to16( strFilename.c_str() ); + errno_t err = _wfopen_s( &f, wstrFilename.c_str(), L"w" ); + if ( err != 0 ) + { + f = NULL; + } +#endif + + bool ok = false; + + if ( f != NULL ) + { + ok = fputs( pchData, f) >= 0; + fclose(f); + } + + return ok; +} + +bool Path_WriteStringToTextFileAtomic( const std::string &strFilename, const char *pchData ) +{ + std::string strTmpFilename = strFilename + ".tmp"; + + if ( !Path_WriteStringToTextFile( strTmpFilename, pchData ) ) + return false; + + // Platform specific atomic file replacement +#if defined( _WIN32 ) + std::wstring wsFilename = UTF8to16( strFilename.c_str() ); + std::wstring wsTmpFilename = UTF8to16( strTmpFilename.c_str() ); + if ( !::ReplaceFileW( wsFilename.c_str(), wsTmpFilename.c_str(), nullptr, 0, 0, 0 ) ) + { + // if we couldn't ReplaceFile, try a non-atomic write as a fallback + if ( !Path_WriteStringToTextFile( strFilename, pchData ) ) + return false; + } +#elif defined( POSIX ) + if ( rename( strTmpFilename.c_str(), strFilename.c_str() ) == -1 ) + return false; +#else +#error Do not know how to write atomic file +#endif + + return true; +} + + +#if defined(WIN32) +#define FILE_URL_PREFIX "file:///" +#else +#define FILE_URL_PREFIX "file://" +#endif + +// Mozilla: see README.mozilla for more details +// ---------------------------------------------------------------------------------------------------------------------------- +// Purpose: Turns a path to a file on disk into a URL (or just returns the value if it's already a URL) +// ---------------------------------------------------------------------------------------------------------------------------- +// std::string Path_FilePathToUrl( const std::string & sRelativePath, const std::string & sBasePath ) +// { +// if ( StringHasPrefix( sRelativePath, "http://" ) +// || StringHasPrefix( sRelativePath, "https://" ) +// || StringHasPrefix( sRelativePath, "vr-input-workshop://" ) +// || StringHasPrefix( sRelativePath, "file://" ) +// ) +// { +// return sRelativePath; +// } +// else +// { +// std::string sAbsolute = Path_MakeAbsolute( sRelativePath, sBasePath ); +// if ( sAbsolute.empty() ) +// return sAbsolute; +// sAbsolute = Path_FixSlashes( sAbsolute, '/' ); + +// size_t unBufferSize = sAbsolute.length() * 3; +// char *pchBuffer = (char *)alloca( unBufferSize ); +// V_URLEncodeFullPath( pchBuffer, (int)unBufferSize, sAbsolute.c_str(), (int)sAbsolute.length() ); + +// return std::string( FILE_URL_PREFIX ) + pchBuffer; +// } +// } + +// Mozilla: see README.mozilla for more details +// ----------------------------------------------------------------------------------------------------- +// Purpose: Strips off file:// off a URL and returns the path. For other kinds of URLs an empty string is returned +// ----------------------------------------------------------------------------------------------------- +// std::string Path_UrlToFilePath( const std::string & sFileUrl ) +// { +// if ( !strnicmp( sFileUrl.c_str(), FILE_URL_PREFIX, strlen( FILE_URL_PREFIX ) ) ) +// { +// char *pchBuffer = (char *)alloca( sFileUrl.length() ); +// V_URLDecodeNoPlusForSpace( pchBuffer, (int)sFileUrl.length(), +// sFileUrl.c_str() + strlen( FILE_URL_PREFIX ), (int)( sFileUrl.length() - strlen( FILE_URL_PREFIX ) ) ); + +// return Path_FixSlashes( pchBuffer ); +// } +// else +// { +// return ""; +// } +// } + + +// ----------------------------------------------------------------------------------------------------- +// Purpose: Returns the root of the directory the system wants us to store user documents in +// ----------------------------------------------------------------------------------------------------- +std::string GetUserDocumentsPath() +{ +#if defined( WIN32 ) + WCHAR rwchPath[MAX_PATH]; + + if ( !SUCCEEDED( SHGetFolderPathW( NULL, CSIDL_MYDOCUMENTS | CSIDL_FLAG_CREATE, NULL, 0, rwchPath ) ) ) + { + return ""; + } + + // Convert the path to UTF-8 and store in the output + std::string sUserPath = UTF16to8( rwchPath ); + + return sUserPath; +#elif defined( OSX ) + @autoreleasepool { + NSArray *paths = NSSearchPathForDirectoriesInDomains( NSDocumentDirectory, NSUserDomainMask, YES ); + if ( [paths count] == 0 ) + { + return ""; + } + + return [[paths objectAtIndex:0] UTF8String]; + } +#elif defined( LINUX ) + // @todo: not solved/changed as part of OSX - still not real - just removed old class based steam cut and paste + const char *pchHome = getenv( "HOME" ); + if ( pchHome == NULL ) + { + return ""; + } + return pchHome; +#endif +} + + +// ----------------------------------------------------------------------------------------------------- +// Purpose: deletes / unlinks a single file +// ----------------------------------------------------------------------------------------------------- +bool Path_UnlinkFile( const std::string &strFilename ) +{ +#if defined( WIN32 ) + std::wstring wsFilename = UTF8to16( strFilename.c_str() ); + return ( 0 != DeleteFileW( wsFilename.c_str() ) ); +#else + return ( 0 == unlink( strFilename.c_str() ) ); +#endif +} |