Function url_encode

src/urlcoder.cpp:23–47

#include <cstring>

std::string url_encode(const std::string &str) {
    std::string new_str;
    unsigned char c;
    int ic;
    const char *chars = str.c_str();
    char bufHex[10];
    size_t len = strlen(chars);

    for (unsigned int i = 0; i < len; i++) {
        c = chars[i];
        ic = c;
        if (isalnum(c) || c == '-' || c == '_' || c == '.' || c == '~') {
            new_str += c;
        } else {
            sprintf(bufHex, "%X", c);
            if (ic < 16) {
                new_str += "%0";
            } else {
                new_str += "%";
            }
            new_str += bufHex;
        }
    }
    return new_str;
}

std::string url_decode(std::string str) {
    std::string ret;