qswiki/utils.h

95 rivejä
2.0 KiB
C++

#ifndef UTILS_H
#define UTILS_H
#include <string>
#include <string_view>
#include <vector>
#include <optional>
#include <functional>
#include <map>
#include <regex>
#include <ctime>
#include <limits>
namespace utils
{
std::vector<std::string> split(std::string str, char delim);
std::vector<std::string> split(std::string str, const std::string &delim);
std::vector<std::string> split(const std::string &str, std::regex &regex);
std::string urldecode(std::string_view str);
std::string strreplace(std::string str, const std::string &search, const std::string &replace);
std::string html_xss(std::string_view str);
std::string getenv(const std::string &key);
template <class T, class U> U getKeyOrEmpty(const std::map<T, U> &map, const T &key)
{
auto k = map.find(key);
if(k != map.end())
{
return k->second;
}
return U();
}
template <class T, class U> U getKeyOrEmpty(const std::multimap<T, U> &map, const T &key)
{
auto k = map.find(key);
if(k != map.end())
{
return k->second;
}
return U();
}
template <class T, class U> std::vector<U> getAll(const std::multimap<T, U> &map, const T &key)
{
std::vector<U> result;
auto range = map.equal_range(key);
for(auto it = range.first; it != range.second; it++)
{
result.push_back(it->second);
}
return result;
}
std::string regex_callback_replacer(std::regex regex, const std::string &input,
std::function<std::string(std::smatch &)> callback);
std::string readCompleteFile(std::string_view filepath);
inline std::string nz(const char *s)
{
if(s == nullptr)
{
return std::string{};
}
return std::string{s};
}
// TODO: optional
inline unsigned int toUInt(const std::string &str)
{
if(str == "")
{
return 0;
}
auto result = std::stoul(str);
if(result > std::numeric_limits<unsigned int>::max())
{
throw std::out_of_range(str + " is too large for unsigned int ");
}
return result;
}
std::string toISODate(time_t t);
template <class T> inline std::string toString(const T &v)
{
return std::string(v.begin(), v.end());
}
std::string trim(std::string_view view);
} // namespace utils
#endif