winamp/Src/WAT/wa_files.cpp
2024-09-24 14:54:57 +02:00

95 lines
2.4 KiB
C++

#include "WAT.h"
bool wa::files::file_exists( const char *p_filename )
{
if ( p_filename == NULL )
return false;
struct stat l_buffer;
return ( stat( p_filename, &l_buffer ) == 0 );
}
bool wa::files::file_exists( const std::string &p_filename )
{
return wa::files::file_exists( p_filename.c_str() );
}
bool wa::files::file_exists( const wchar_t *p_filename )
{
return wa::files::file_exists( wa::strings::convert::to_string( p_filename ) );
}
int wa::files::file_size( const char *p_filename )
{
int l_file_size = -1;
struct stat l_file_info{};
if ( !stat( p_filename, &l_file_info ) )
l_file_size = l_file_info.st_size;
return l_file_size;
}
int wa::files::file_size( const wchar_t *p_filename )
{
std::string l_filename = wa::strings::convert::to_string( p_filename );
return file_size( l_filename.c_str() );
}
bool wa::files::folder_exists( const char *p_folder )
{
struct stat info;
if ( stat( p_folder, &info) != 0 )
return false;
else if ( info.st_mode & S_IFDIR )
return true;
else
return false;
}
bool wa::files::getFilenamesFromFolder( std::vector<std::string> &p_result, const std::string &p_folder_path, const std::string &p_reg_ex, const size_t p_limit )
{
_finddata_t l_file_info;
std::string l_file_pattern = p_folder_path + "\\" + p_reg_ex;
intptr_t l_handle = _findfirst( l_file_pattern.c_str(), &l_file_info );
//If folder_path exsist, using l_file_pattern will find at least two files "." and "..",
//of which "." means current dir and ".." means parent dir
if ( l_handle != -1 )
{
//iteratively check each file or sub_directory in current folder
do
{
std::string l_file_name = l_file_info.name; //from char array to string
//check whtether it is a sub direcotry or a file
if ( l_file_info.attrib & _A_SUBDIR )
{
if ( l_file_name != "." && l_file_name != ".." )
wa::files::getFilenamesFromFolder( p_result, p_folder_path + "\\" + l_file_name, p_reg_ex );
}
else
p_result.push_back( p_folder_path + "\\" + l_file_name );
} while ( _findnext( l_handle, &l_file_info ) == 0 && p_result.size() < p_limit - 1 );
_findclose( l_handle );
return true;
}
//
_findclose( l_handle );
return false;
}