Aws::String StringUtils::URLDecode(const char* safe)
{
Aws::StringStream unescaped;
unescaped.fill('0');
unescaped << std::hex;
size_t safeLength = strlen(safe);
for (auto i = safe, n = safe + safeLength; i != n; ++i)
{
char c = *i;
if(c == '%')
{
char hex[3];
hex[0] = *(i + 1);
hex[1] = *(i + 2);
hex[2] = 0;
i += 2;
int hexAsInteger = strtol(hex, nullptr, 16);
unescaped << (char)hexAsInteger;
}
else
{
unescaped << *i;
}
}
return unescaped.str();
}
Aws::String StringUtils::URLEncode(const char* unsafe)
{
Aws::StringStream escaped;
escaped.fill('0');
escaped << std::hex << std::uppercase;
size_t unsafeLength = strlen(unsafe);
for (auto i = unsafe, n = unsafe + unsafeLength; i != n; ++i)
{
char c = *i;
if (isalnum(c) || c == '-' || c == '_' || c == '.' || c == '~')
{
escaped << c;
}
else
{
escaped << '%' << std::setw(2) << ((int) c) << std::setw(0);
}
}
return escaped.str();
}