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#include "Filesystem.hpp"
#include <cstring>
#include <filesystem>
#include <fstream>
#include <iostream>
static std::string make_path_relative(std::string & path, std::string & root)
{
return std::filesystem::relative(path, root);
}
static bool is_directory(std::string & path)
{
return std::filesystem::is_directory(path);
}
bool Filesystem::AddSingleFile(std::string path, std::string root)
{
if (is_directory(path) == true)
{
return true;
}
std::ifstream ifs(path, std::ios::binary | std::ios::ate);
if (!ifs)
{
return false;
}
auto end = ifs.tellg();
if (end <= 0)
{
return false;
}
if (!ifs.seekg(0, std::ios::beg))
{
return false;
}
auto size = end - ifs.tellg();
if (size <= 0)
{
return false;
}
struct file_data fd = {};
try
{
fd.data.resize(size);
}
catch (const std::exception & e)
{
return false;
}
if (!ifs.read((char *)fd.data.data(), fd.data.size()))
{
return false;
}
std::string relpath = make_path_relative(path, root);
if (m_Files.count(relpath) > 0)
{
std::cout << "Adding file: " << path << " (" << size << " bytes) and overwriting " << relpath << " to " << this
<< std::endl;
}
else
{
std::cout << "Adding file: " << path << " (" << size << " bytes) as " << relpath << " to " << this << std::endl;
}
fd.mime = magic_file(m_Magic, path.c_str());
m_Files[relpath] = fd;
return true;
}
bool Filesystem::Scan(std::string root)
{
return Scan(root, {}, true);
}
bool Filesystem::Scan(std::string root, std::vector<std::string> extensions, bool exclude_extensions)
{
bool retval = true;
for (const auto & entry : std::filesystem::recursive_directory_iterator(root))
{
std::string ext = std::filesystem::path(entry).extension();
bool found_extension = false;
for (const auto & extension : extensions)
{
if (ext == "." + extension)
{
found_extension = true;
break;
}
}
if (found_extension == true && exclude_extensions == false)
{
if (AddSingleFile(entry.path(), root) == false)
{
retval = false;
}
}
if (found_extension == false && exclude_extensions == true)
{
if (AddSingleFile(entry.path(), root) == false)
{
retval = false;
}
}
}
return retval;
}
FilesDict & Filesystem::GetFiles()
{
return m_Files;
}
void Filesystem::MagicInit()
{
m_Magic = magic_open(MAGIC_MIME_TYPE);
magic_load(m_Magic, NULL);
magic_compile(m_Magic, NULL);
}
void Filesystem::MagicClose()
{
magic_close(m_Magic);
}
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