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#include "string.ih"
// after https://stackoverflow.com/questions/154536/encode-decode-urls-in-c
// static
string String::urlEncode(string const &text)
{
ostringstream escaped;
escaped.fill('0');
escaped << hex << uppercase;
for (auto ch: text)
{
// Keep alphanumeric and other accepted characters intact
if (isalnum(ch) || string{"-_.~"}.find(ch) != string::npos)
{
escaped.put(ch);
continue;
}
// Any other characters are percent-encoded
escaped << '%' << setw(2) << static_cast<int>(
static_cast<unsigned char>(ch)
);
}
return escaped.str();
}
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