Class url::impl

cpp/src/url.cpp:155–217

namespace proton {

struct url::impl {
    static const char* const default_host;
    const char* scheme;
    const char* username;
    const char* password;
    const char* host;
    const char* port;
    const char* path;
    std::vector<char> cstr;
    mutable std::string str;

    impl(const std::string& s) :
        scheme(0), username(0), password(0), host(0), port(0), path(0),
        cstr(s.size()+1, '\0')
    {
        std::copy(s.begin(), s.end(), cstr.begin());
        parse_url(&cstr[0], &scheme, &username, &password, &host, &port, &path);
    }

    void defaults() {
        if (!scheme || *scheme=='\0' ) scheme = proton::url::AMQP.c_str();
        if (!host || *host=='\0' ) host = default_host;
        if (!port || *port=='\0' ) port = scheme;
    }

    operator std::string() const {
        if ( str.empty() ) {
            if (scheme) {
                str += scheme;
                str += "://";
            }
            if (username) {
                str += pni_urlencode(username);
            }
            if (password) {
                str += ":";
                str += pni_urlencode(password);
            }
            if (username || password) {
                str += "@";
            }
            if (host) {
                if (std::strchr(host, ':')) {
                    str += '[';
                    str += host;
                    str += ']';
                } else {
                    str += host;
                }
            }
            if (port) {
                str += ':';
                str += port;
            }
            if (path) {
                str += '/';
                str += path;
            }