import { pctEncChar, pctDecChars, unescapeComponent } from “../uri”; import punycode from “punycode”; import { merge, subexp, toUpperCase, toArray } from “../util”; const O = {}; const isIRI = true; //RFC 3986 const UNRESERVED$$ = “[A-Za-z0-9\-\._\~” + (isIRI ? “\xA0-\u200D\u2010-\u2029\u202F-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF” : “”) + “]”; const HEXDIG$$ = “[0-9A-Fa-f]”; //case-insensitive const PCT_ENCODED$ = subexp(subexp(“%” + HEXDIG$$ + “%” + HEXDIG$$ + HEXDIG$$ + “%” + HEXDIG$$ + HEXDIG$$) + “|” + subexp(“%” + HEXDIG$$ + “%” + HEXDIG$$ + HEXDIG$$) + “|” + subexp(“%” + HEXDIG$$ + HEXDIG$$)); //expanded //RFC 5322, except these symbols as per RFC 6068: @ : / ? # [ ] & ; = //const ATEXT$$ = “[A-Za-z0-9\!\#\$\%\&\'*+\-\/\=\?\^_\`\{\|\}\~]”; //const WSP$$ = “[\x20\x09]”; //const OBS_QTEXT$$ = “[\x01-\x08\x0B\x0C\x0E-\x1F\x7F]”; //(%d1-8 / %d11-12 / %d14-31 / %d127) //const QTEXT$$ = merge(“”, OBS_QTEXT$$); //%d33 / %d35-91 / %d93-126 / obs-qtext //const VCHAR$$ = “[\x21-\x7E]”; //const WSP$$ = “[\x20\x09]”; //const OBS_QP$ = subexp(“\\” + merge(“”, OBS_QTEXT$$)); //%d0 / CR / LF / obs-qtext //const FWS$ = subexp(subexp(WSP$$ + “*” + “\x0D\x0A”) + “?” + WSP$$ + “+”); //const QUOTED_PAIR$ = subexp(subexp(“\\” + subexp(VCHAR$$ + “|” + WSP$$)) + “|” + OBS_QP$); //const QUOTED_STRING$ = subexp('\“' + subexp(FWS$ + ”?“ + QCONTENT$) + ”*“ + FWS$ + ”?“ + '\”'); const ATEXT$$ = “[A-Za-z0-9\!\$\%\'*+\-\^_\`\{\|\}\~]”; const QTEXT$$ = “[\!\$\%\'\(\)*+\,\-\.0-9<\>A-Z\x5E-\x7E]”; const VCHAR$$ = merge(QTEXT$$, “[\"\\]”); const DOT_ATOM_TEXT$ = subexp(ATEXT$$ + “+” + subexp(“\.” + ATEXT$$ + “+”) + “*”); const QUOTED_PAIR$ = subexp(“\\” + VCHAR$$); const QCONTENT$ = subexp(QTEXT$$ + “|” + QUOTED_PAIR$); const QUOTED_STRING$ = subexp('\“' + QCONTENT$ + ”*“ + '\”'); //RFC 6068 const DTEXT_NO_OBS$$ = “[\x21-\x5A\x5E-\x7E]”; //%d33-90 / %d94-126 const SOME_DELIMS$$ = “[\!\$\'\(\)*+\,\;\:\@]”; const QCHAR$ = subexp(UNRESERVED$$ + “|” + PCT_ENCODED$ + “|” + SOME_DELIMS$$); const DOMAIN$ = subexp(DOT_ATOM_TEXT$ + “|” + “\[” + DTEXT_NO_OBS$$ + “*” + “\]”); const LOCAL_PART$ = subexp(DOT_ATOM_TEXT$ + “|” + QUOTED_STRING$); const ADDR_SPEC$ = subexp(LOCAL_PART$ + “\@” + DOMAIN$); const TO$ = subexp(ADDR_SPEC$ + subexp(“\,” + ADDR_SPEC$) + “*”); const HFNAME$ = subexp(QCHAR$ + “*”); const HFVALUE$ = HFNAME$; const HFIELD$ = subexp(HFNAME$ + “\=” + HFVALUE$); const HFIELDS2$ = subexp(HFIELD$ + subexp(“\&” + HFIELD$) + “*”); const HFIELDS$ = subexp(“\?” + HFIELDS2$); const MAILTO_URI = new RegExp(“^mailto\:” + TO$ + “?” + HFIELDS$ + “?$”); const UNRESERVED = new RegExp(UNRESERVED$$, “g”); const PCT_ENCODED = new RegExp(PCT_ENCODED$, “g”); const NOT_LOCAL_PART = new RegExp(merge(“”, ATEXT$$, “[\.]”, '[\“]', VCHAR$$), ”g“); const NOT_DOMAIN = new RegExp(merge(”“, ATEXT$$, ”[\.]“, ”[\[]“, DTEXT_NO_OBS$$, ”[\]]“), ”g“); const NOT_HFNAME = new RegExp(merge(”“, UNRESERVED$$, SOME_DELIMS$$), ”g“); const NOT_HFVALUE = NOT_HFNAME; const TO = new RegExp(”^“ + TO$ + ”$“); const HFIELDS = new RegExp(”^“ + HFIELDS2$ + ”$“); function decodeUnreserved(str) {

const decStr = pctDecChars(str);
return (!decStr.match(UNRESERVED) ? str : decStr);

} const handler = {

scheme: "mailto",
parse: function (components, options) {
    const mailtoComponents = components;
    const to = mailtoComponents.to = (mailtoComponents.path ? mailtoComponents.path.split(",") : []);
    mailtoComponents.path = undefined;
    if (mailtoComponents.query) {
        let unknownHeaders = false;
        const headers = {};
        const hfields = mailtoComponents.query.split("&");
        for (let x = 0, xl = hfields.length; x < xl; ++x) {
            const hfield = hfields[x].split("=");
            switch (hfield[0]) {
                case "to":
                    const toAddrs = hfield[1].split(",");
                    for (let x = 0, xl = toAddrs.length; x < xl; ++x) {
                        to.push(toAddrs[x]);
                    }
                    break;
                case "subject":
                    mailtoComponents.subject = unescapeComponent(hfield[1], options);
                    break;
                case "body":
                    mailtoComponents.body = unescapeComponent(hfield[1], options);
                    break;
                default:
                    unknownHeaders = true;
                    headers[unescapeComponent(hfield[0], options)] = unescapeComponent(hfield[1], options);
                    break;
            }
        }
        if (unknownHeaders)
            mailtoComponents.headers = headers;
    }
    mailtoComponents.query = undefined;
    for (let x = 0, xl = to.length; x < xl; ++x) {
        const addr = to[x].split("@");
        addr[0] = unescapeComponent(addr[0]);
        if (!options.unicodeSupport) {
            //convert Unicode IDN -> ASCII IDN
            try {
                addr[1] = punycode.toASCII(unescapeComponent(addr[1], options).toLowerCase());
            }
            catch (e) {
                mailtoComponents.error = mailtoComponents.error || "Email address's domain name can not be converted to ASCII via punycode: " + e;
            }
        }
        else {
            addr[1] = unescapeComponent(addr[1], options).toLowerCase();
        }
        to[x] = addr.join("@");
    }
    return mailtoComponents;
},
serialize: function (mailtoComponents, options) {
    const components = mailtoComponents;
    const to = toArray(mailtoComponents.to);
    if (to) {
        for (let x = 0, xl = to.length; x < xl; ++x) {
            const toAddr = String(to[x]);
            const atIdx = toAddr.lastIndexOf("@");
            const localPart = (toAddr.slice(0, atIdx)).replace(PCT_ENCODED, decodeUnreserved).replace(PCT_ENCODED, toUpperCase).replace(NOT_LOCAL_PART, pctEncChar);
            let domain = toAddr.slice(atIdx + 1);
            //convert IDN via punycode
            try {
                domain = (!options.iri ? punycode.toASCII(unescapeComponent(domain, options).toLowerCase()) : punycode.toUnicode(domain));
            }
            catch (e) {
                components.error = components.error || "Email address's domain name can not be converted to " + (!options.iri ? "ASCII" : "Unicode") + " via punycode: " + e;
            }
            to[x] = localPart + "@" + domain;
        }
        components.path = to.join(",");
    }
    const headers = mailtoComponents.headers = mailtoComponents.headers || {};
    if (mailtoComponents.subject)
        headers["subject"] = mailtoComponents.subject;
    if (mailtoComponents.body)
        headers["body"] = mailtoComponents.body;
    const fields = [];
    for (const name in headers) {
        if (headers[name] !== O[name]) {
            fields.push(name.replace(PCT_ENCODED, decodeUnreserved).replace(PCT_ENCODED, toUpperCase).replace(NOT_HFNAME, pctEncChar) +
                "=" +
                headers[name].replace(PCT_ENCODED, decodeUnreserved).replace(PCT_ENCODED, toUpperCase).replace(NOT_HFVALUE, pctEncChar));
        }
    }
    if (fields.length) {
        components.query = fields.join("&");
    }
    return components;
}

}; export default handler; //# sourceMappingURL=mailto.js.map