63 строки
1.4 KiB
C++
63 строки
1.4 KiB
C++
#include <filesystem>
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#include <fstream>
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#include "fscache.h"
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#include "../logger.h"
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FsCache::FsCache(std::string path)
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{
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if(!std::filesystem::exists(path))
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{
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throw std::runtime_error{"Cache directory does not exist"};
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}
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this->path = path;
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}
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std::string FsCache::getFilePath(std::string_view path) const
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{
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std::filesystem::path ps{path};
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std::string name = ps.filename();
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return std::filesystem::path{this->path} / name;
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}
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std::optional<std::string> FsCache::get(std::string_view key) const
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{
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std::string path = getFilePath(key);
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if(std::filesystem::exists(path))
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{
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return utils::readCompleteFile(path);
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}
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return {};
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}
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void FsCache::put(std::string_view key, std::string val)
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{
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std::string path = std::filesystem::path{this->path} / key;
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std::fstream f1;
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f1.open(path, std::ios::out);
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f1 << val;
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}
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void FsCache::remove(std::string_view key)
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{
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std::filesystem::remove_all(std::filesystem::path{this->path} / key);
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}
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void FsCache::removePrefix(std::string_view prefix)
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{
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// TODO: lock dir
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for(auto &entry : std::filesystem::directory_iterator(std::filesystem::path{this->path}))
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{
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if(std::string_view(entry.path().filename().c_str()).starts_with(prefix) == 0)
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{
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std::filesystem::remove_all(entry);
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}
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}
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}
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void FsCache::clear()
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{
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for(auto &entry : std::filesystem::directory_iterator(std::filesystem::path{this->path}))
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{
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std::filesystem::remove_all(entry);
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}
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}
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