JS: vCard parser

more at: https://github.com/comoyo/vcfparser https://github.com/nilclass/vcardjs https://github.com/muff/vCard.js

by Arjan Haverkamp

HTML

<pre>BEGIN:VCARD
VERSION:4.0
N:Gump;Forrest;;;
FN:Forrest Gump
ORG:Bubba Gump Shrimp Co.
TITLE:Shrimp Man
PHOTO;MEDIATYPE=image/gif:http://www.example.com/dir_photos/my_photo.gif
TEL;TYPE=work,voice;VALUE=uri:tel:+11115551212
TEL;TYPE=home,voice;VALUE=uri:tel:+14045551212
ADR;TYPE=work;LABEL="100 Waters Edge\nBaytown, LA 30314\nUnited States of A
 merica":;;100 Waters Edge;Baytown;LA;30314;United States of America
ADR;TYPE=home;LABEL="42 Plantation St.\nBaytown, LA 30314\nUnited States of
 America":;;42 Plantation St.;Baytown;LA;30314;United States of America
EMAIL:[email protected]
REV:20080424T195243Z
END:VCARD</pre>

JavaScript

function parse(input) {
    var Re1 = /^(version|fn|title|org):(.+)$/i;
    var Re2 = /^([^:;]+);([^:]+):(.+)$/;
    var ReKey = /item\d{1,2}\./;
    var fields = {};

    input.split(/\r\n|\r|\n/).forEach(function (line) {
        var results, key;

        if (Re1.test(line)) {
            results = line.match(Re1);
            key = results[1].toLowerCase();
            fields[key] = results[2];
        } else if (Re2.test(line)) {
            results = line.match(Re2);
            key = results[1].replace(ReKey, '').toLowerCase();

            var meta = {};
            results[2].split(';')
                .map(function (p, i) {
                var match = p.match(/([a-z]+)=(.*)/i);
                if (match) {
                    return [match[1], match[2]];
                } else {
                    return ["TYPE" + (i === 0 ? "" : i), p];
                }
            })
                .forEach(function (p) {
                meta[p[0]] = p[1];
            });

            if (!fields[key]) fields[key] = [];

            fields[key].push({
                meta: meta,
                value: results[3].split(';')
            })
        }
    });

    return fields;
};

var $ = function(selector) {
    return document.querySelector(selector);
};

/*
$('pre').innerHTML = JSON.stringify(
    parse(document.body.innerText), 0, 2
);
*/

var vcard = "BEGIN:VCARD\nVERSION:2.1\nFN:Max Mustermann\nN:Mustermann;Max\nTITLE:Dr.-Ing.\nTEL;CELL:+49 151 62818982\nTEL;WORK;VOICE:+49 123 7654321\nTEL;HOME;VOICE:+49 123 123456\nEMAIL;HOME;INTERNET:[email protected]\nEMAIL;WORK;INTERNET:[email protected]\nURL:http://example.com\nADR:;;MusterstraĂźe 123;Musterstadt;;77777;Deutschland\nORG:ACME Inc.\nEND:VCARD";
console.log(parse(vcard))