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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
const lazy = {};
ChromeUtils.defineESModuleGetters(lazy, {
});
/**
* Utilities for working with vCard data. This file uses ICAL.js as parser and
* formatter to avoid reinventing the wheel.
*
* @see RFC 6350.
*/
export var VCardUtils = {
_decodeQuotedPrintable(value) {
const bytes = [];
for (let b = 0; b < value.length; b++) {
if (value[b] == "=") {
bytes.push(parseInt(value.substr(b + 1, 2), 16));
b += 2;
} else {
bytes.push(value.charCodeAt(b));
}
}
return new TextDecoder().decode(new Uint8Array(bytes));
},
_parse(vProps) {
const vPropMap = new Map();
for (let index = 0; index < vProps.length; index++) {
let { name, params, value } = vProps[index];
// Work out which type in typeMap, if any, this property belongs to.
// To make the next piece easier, the type param must always be an array
// of lower-case strings.
let type = params.type || [];
if (type) {
if (Array.isArray(type)) {
type = type.map(t => t.toLowerCase());
} else {
type = [type.toLowerCase()];
}
}
// Special cases for address and telephone types.
if (name == "adr") {
name = type.includes("home") ? "adr.home" : "adr.work";
}
if (name == "tel") {
name = "tel.work";
for (const t of type) {
if (["home", "work", "cell", "pager", "fax"].includes(t)) {
name = `tel.${t}`;
break;
}
}
}
// Preserve URL if no URL with type work is given take for `url.work` the URL without any type.
if (name == "url") {
name = type.includes("home") ? "url.home" : name;
name = type.includes("work") ? "url.work" : name;
}
// Special treatment for `url`, which is not in the typeMap.
if (!(name in typeMap) && name != "url") {
continue;
}
// The preference param is 1-100, lower numbers indicate higher
// preference. If not specified, the value is least preferred.
const pref = parseInt(params.pref, 10) || 101;
if (!vPropMap.has(name)) {
vPropMap.set(name, []);
}
vPropMap.get(name).push({ index, pref, value });
}
// If no URL with type is specified assume its the Work Web Page (WebPage 1).
if (vPropMap.has("url") && !vPropMap.has("url.work")) {
vPropMap.set("url.work", vPropMap.get("url"));
}
// AbCard only supports Work Web Page or Home Web Page. Get rid of the URL without type.
vPropMap.delete("url");
for (const props of vPropMap.values()) {
// Sort the properties by preference, or by the order they appeared.
props.sort((a, b) => {
if (a.pref == b.pref) {
return a.index - b.index;
}
return a.pref - b.pref;
});
}
return vPropMap;
},
/**
* ICAL.js's parser only supports vCard 3.0 and 4.0. To maintain
* interoperability with other applications, here we convert vCard 2.1
* cards into a "good-enough" mimic of vCard 4.0 so that the parser will
* read it without throwing an error.
*
* @param {string} vCard
* @returns {string}
*/
translateVCard21(vCard) {
if (!/\bVERSION:2.1\b/i.test(vCard)) {
return vCard;
}
// Convert known type parameters to valid vCard 4.0, ignore unknown ones.
vCard = vCard.replace(/\n(([A-Z]+)(;[\w-]*)+):/gi, (match, key) => {
const parts = key.split(";");
const newParts = [parts[0]];
for (let i = 1; i < parts.length; i++) {
if (parts[i] == "") {
continue;
}
if (
["HOME", "WORK", "FAX", "PAGER", "CELL"].includes(
parts[i].toUpperCase()
)
) {
newParts.push(`TYPE=${parts[i]}`);
} else if (parts[i].toUpperCase() == "PREF") {
newParts.push("PREF=1");
} else if (parts[i].toUpperCase() == "QUOTED-PRINTABLE") {
newParts.push("ENCODING=QUOTED-PRINTABLE");
}
}
return "\n" + newParts.join(";") + ":";
});
// Join quoted-printable wrapped lines together. This regular expression
// only matches lines that are quoted-printable and end with `=`.
const quotedNewLineRegExp =
/(;ENCODING=QUOTED-PRINTABLE[;:][^\r\n]*)=\r?\n/i;
while (vCard.match(quotedNewLineRegExp)) {
vCard = vCard.replace(quotedNewLineRegExp, "$1");
}
// Strip the version.
return vCard.replace(/(\r?\n)VERSION:2.1\r?\n/i, "$1");
},
/**
* Return a new AddrBookCard from the provided vCard string.
*
* @param {string} vCard - The vCard string.
* @param {string} [uid] - An optional UID to be used for the new card,
* overriding any UID specified in the vCard string.
* @returns {AddrBookCard}
*/
vCardToAbCard(vCard, uid) {
vCard = this.translateVCard21(vCard);
const abCard = new lazy.AddrBookCard();
abCard.setProperty("_vCard", vCard);
const vCardUID = abCard.vCardProperties.getFirstValue("uid");
if (uid || vCardUID) {
abCard.UID = uid || vCardUID;
if (abCard.UID != vCardUID) {
abCard.vCardProperties.clearValues("uid");
abCard.vCardProperties.addValue("uid", abCard.UID);
}
}
return abCard;
},
abCardToVCard(abCard, version) {
if (abCard.supportsVCard && abCard.getProperty("_vCard")) {
return abCard.vCardProperties.toVCard();
}
// Collect all of the AB card properties into a Map.
const abProps = new Map(
Array.from(abCard.properties, p => [p.name, p.value])
);
abProps.set("UID", abCard.UID);
return this.propertyMapToVCard(abProps, version);
},
propertyMapToVCard(abProps, version = "4.0") {
const vProps = [["version", {}, "text", version]];
// Add the properties to the vCard.
for (const vPropName of Object.keys(typeMap)) {
for (const vProp of typeMap[vPropName].fromAbCard(abProps, vPropName)) {
if (vProp[3] !== null && vProp[3] !== undefined && vProp[3] !== "") {
vProps.push(vProp);
}
}
}
// If there's only one address or telephone number, don't specify type.
const adrProps = vProps.filter(p => p[0] == "adr");
if (adrProps.length == 1) {
delete adrProps[0][1].type;
}
const telProps = vProps.filter(p => p[0] == "tel");
if (telProps.length == 1) {
delete telProps[0][1].type;
}
if (abProps.has("UID")) {
vProps.push(["uid", {}, "text", abProps.get("UID")]);
}
return ICAL.stringify(["vcard", vProps]);
},
};
export function VCardService() {}
VCardService.prototype = {
QueryInterface: ChromeUtils.generateQI(["nsIMsgVCardService"]),
classID: Components.ID("{e2e0f615-bc5a-4441-a16b-a26e75949376}"),
vCardToAbCard(vCard) {
return vCard ? VCardUtils.vCardToAbCard(vCard) : null;
},
escapedVCardToAbCard(vCard) {
return vCard ? VCardUtils.vCardToAbCard(decodeURIComponent(vCard)) : null;
},
abCardToEscapedVCard(abCard) {
return abCard ? encodeURIComponent(VCardUtils.abCardToVCard(abCard)) : null;
},
};
export function VCardMimeConverter() {}
VCardMimeConverter.prototype = {
QueryInterface: ChromeUtils.generateQI(["nsISimpleMimeConverter"]),
classID: Components.ID("{dafab386-bd4c-4238-bb48-228fbc98ba29}"),
mailChannel: null,
uri: null,
convertToHTML(contentType, data) {
function escapeHTML(template, ...parts) {
const arr = [];
for (let i = 0; i < parts.length; i++) {
arr.push(template[i]);
arr.push(
parts[i]
.replace(/&/g, "&")
.replace(/"/g, """)
.replace(/</g, "<")
.replace(/>/g, ">")
);
}
arr.push(template[template.length - 1]);
return arr.join("");
}
let abCard;
try {
abCard = VCardUtils.vCardToAbCard(data);
} catch (e) {
// We were given invalid vcard data.
return "";
}
const escapedVCard = encodeURIComponent(data);
let propertiesTable = `<table class="moz-vcard-properties-table">`;
propertiesTable += escapeHTML`<tr><td class="moz-vcard-title-property">${abCard.displayName}`;
if (abCard.primaryEmail) {
propertiesTable += escapeHTML` <<a href="mailto:${abCard.primaryEmail}" private>${abCard.primaryEmail}</a>>`;
}
propertiesTable += `</td></tr>`;
for (const propName of ["JobTitle", "Department", "Company"]) {
const propValue = abCard.getProperty(propName, "");
if (propValue) {
propertiesTable += escapeHTML`<tr><td class="moz-vcard-property">${propValue}</td></tr>`;
}
}
propertiesTable += `</table>`;
// VCardChild.sys.mjs and VCardParent.sys.mjs handle clicking on this link.
return `<html>
<body>
<table class="moz-vcard-table">
<tr>
<td valign="top"><a class="moz-vcard-badge" href="data:text/vcard,${escapedVCard}"></a></td>
<td>
${propertiesTable}
</td>
</tr>
</table>
</body>
</html>`;
},
};
export const BANISHED_PROPERTIES = [
"UID",
"PrimaryEmail",
"SecondEmail",
"DisplayName",
"NickName",
"Notes",
"Company",
"Department",
"JobTitle",
"BirthDay",
"BirthMonth",
"BirthYear",
"AnniversaryDay",
"AnniversaryMonth",
"AnniversaryYear",
"LastName",
"FirstName",
"AdditionalNames",
"NamePrefix",
"NameSuffix",
"HomePOBox",
"HomeAddress2",
"HomeAddress",
"HomeCity",
"HomeState",
"HomeZipCode",
"HomeCountry",
"WorkPOBox",
"WorkAddress2",
"WorkAddress",
"WorkCity",
"WorkState",
"WorkZipCode",
"WorkCountry",
"HomePhone",
"WorkPhone",
"FaxNumber",
"PagerNumber",
"CellularNumber",
"WebPage1",
"WebPage2",
"Custom1",
"Custom2",
"Custom3",
"Custom4",
];
/** Helper functions for typeMap. */
function singleTextProperty(
abPropName,
vPropName,
vPropParams = {},
vPropType = "text"
) {
return {
/**
* Formats nsIAbCard properties into an array for use by ICAL.js.
*
* @param {Map} map - A map of address book properties to map.
* @yields {Array} - Values in a jCard array for use with ICAL.js.
*/
*fromAbCard(map) {
yield [vPropName, { ...vPropParams }, vPropType, map.get(abPropName)];
},
/**
* Parses a vCard value into properties usable by nsIAbCard.
*
* @param {string} value - vCard string to map to an address book card property.
* @yields {string[]} - Any number of key, value pairs to set on the nsIAbCard.
*/
*toAbCard(value) {
if (typeof value != "string") {
console.warn(`Unexpected value for ${vPropName}: ${value}`);
return;
}
yield [abPropName, value];
},
};
}
function dateProperty(abCardPrefix, vPropName) {
return {
*fromAbCard(map) {
const year = map.get(`${abCardPrefix}Year`);
const month = map.get(`${abCardPrefix}Month`);
const day = map.get(`${abCardPrefix}Day`);
if (!year && !month && !day) {
return;
}
const dateValue = new ICAL.VCardTime({}, null, "date");
// Set the properties directly instead of using the VCardTime
// constructor argument, which causes null values to become 0.
dateValue.year = year ? Number(year) : null;
dateValue.month = month ? Number(month) : null;
dateValue.day = day ? Number(day) : null;
yield [vPropName, {}, "date", dateValue.toString()];
},
*toAbCard(value) {
try {
const dateValue = ICAL.VCardTime.fromDateAndOrTimeString(value);
yield [`${abCardPrefix}Year`, String(dateValue.year ?? "")];
yield [`${abCardPrefix}Month`, String(dateValue.month ?? "")];
yield [`${abCardPrefix}Day`, String(dateValue.day ?? "")];
} catch (ex) {
console.error(ex);
}
},
};
}
function multiTextProperty(abPropNames, vPropName, vPropParams = {}) {
return {
*fromAbCard(map) {
if (abPropNames.every(name => !map.has(name))) {
return;
}
const vPropValues = abPropNames.map(name => map.get(name) || "");
if (vPropValues.some(Boolean)) {
yield [vPropName, { ...vPropParams }, "text", vPropValues];
}
},
*toAbCard(value) {
if (Array.isArray(value)) {
for (const abPropName of abPropNames) {
const valuePart = value.shift();
if (abPropName && valuePart) {
yield [
abPropName,
Array.isArray(valuePart) ? valuePart.join(" ") : valuePart,
];
}
}
} else if (typeof value == "string") {
// Only one value was given.
yield [abPropNames[0], value];
} else {
console.warn(`Unexpected value for ${vPropName}: ${value}`);
}
},
};
}
/**
* Properties we support for conversion between nsIAbCard and vCard.
*
* Keys correspond to vCard property keys, with the type appended where more
* than one type is supported (e.g. work and home).
*
* Values are objects with toAbCard and fromAbCard functions which convert
* property values in each direction. See the docs on the object returned by
* singleTextProperty.
*/
var typeMap = {
fn: singleTextProperty("DisplayName", "fn"),
email: {
*fromAbCard(map) {
yield ["email", { pref: "1" }, "text", map.get("PrimaryEmail")];
yield ["email", {}, "text", map.get("SecondEmail")];
},
toAbCard: singleTextProperty("PrimaryEmail", "email", { pref: "1" })
.toAbCard,
},
nickname: singleTextProperty("NickName", "nickname"),
note: singleTextProperty("Notes", "note"),
org: multiTextProperty(["Company", "Department"], "org"),
title: singleTextProperty("JobTitle", "title"),
bday: dateProperty("Birth", "bday"),
anniversary: dateProperty("Anniversary", "anniversary"),
n: multiTextProperty(
["LastName", "FirstName", "AdditionalNames", "NamePrefix", "NameSuffix"],
"n"
),
"adr.home": multiTextProperty(
[
"HomePOBox",
"HomeAddress2",
"HomeAddress",
"HomeCity",
"HomeState",
"HomeZipCode",
"HomeCountry",
],
"adr",
{ type: "home" }
),
"adr.work": multiTextProperty(
[
"WorkPOBox",
"WorkAddress2",
"WorkAddress",
"WorkCity",
"WorkState",
"WorkZipCode",
"WorkCountry",
],
"adr",
{ type: "work" }
),
"tel.home": singleTextProperty("HomePhone", "tel", { type: "home" }),
"tel.work": singleTextProperty("WorkPhone", "tel", { type: "work" }),
"tel.fax": singleTextProperty("FaxNumber", "tel", { type: "fax" }),
"tel.pager": singleTextProperty("PagerNumber", "tel", { type: "pager" }),
"tel.cell": singleTextProperty("CellularNumber", "tel", { type: "cell" }),
"url.work": singleTextProperty("WebPage1", "url", { type: "work" }, "url"),
"url.home": singleTextProperty("WebPage2", "url", { type: "home" }, "url"),
"x-custom1": singleTextProperty("Custom1", "x-custom1"),
"x-custom2": singleTextProperty("Custom2", "x-custom2"),
"x-custom3": singleTextProperty("Custom3", "x-custom3"),
"x-custom4": singleTextProperty("Custom4", "x-custom4"),
};
/**
* Any value that can be represented in a vCard. A value can be a boolean,
* number, string, or an array, depending on the data. A top-level array might
* contain primitives and/or second-level arrays of primitives.
*
* @see ICAL.design
* @see RFC6350
*
* @typedef {boolean|number|string|vCardValue[]} vCardValue
*/
/**
* Represents a single entry in a vCard ("contentline" in RFC6350 terms).
* The name, params, type and value are as returned by ICAL.
*/
export class VCardPropertyEntry {
#name = null;
#params = null;
#type = null;
#value = null;
_original = null;
/**
* @param {string} name
* @param {object} params
* @param {string} type
* @param {vCardValue} value
*/
constructor(name, params, type, value) {
this.#name = name;
this.#params = params;
this.#type = type;
if (params.encoding?.toUpperCase() == "QUOTED-PRINTABLE") {
if (Array.isArray(value)) {
value = value.map(VCardUtils._decodeQuotedPrintable);
} else {
value = VCardUtils._decodeQuotedPrintable(value);
}
delete params.encoding;
delete params.charset;
}
this.#value = value;
this._original = this;
}
/**
* @type {string}
*/
get name() {
return this.#name;
}
/**
* @type {object}
*/
get params() {
return this.#params;
}
/**
* @type {string}
*/
get type() {
return this.#type;
}
set type(type) {
this.#type = type;
}
/**
* @type {vCardValue}
*/
get value() {
return this.#value;
}
set value(value) {
this.#value = value;
}
/**
* Clone this object.
*
* @returns {VCardPropertyEntry}
*/
clone() {
let cloneValue;
if (Array.isArray(this.#value)) {
cloneValue = this.#value.map(v => (Array.isArray(v) ? v.slice() : v));
} else {
cloneValue = this.#value;
}
const clone = new VCardPropertyEntry(
this.#name,
{ ...this.#params },
this.#type,
cloneValue
);
clone._original = this;
return clone;
}
/**
* @param {VCardPropertyEntry} other
*/
equals(other) {
if (other.constructor.name != "VCardPropertyEntry") {
return false;
}
return this._original == other._original;
}
}
/**
* Represents an entire vCard as a collection of `VCardPropertyEntry` objects.
*/
export class VCardProperties {
/**
* All of the vCard entries in this object.
*
* @type {VCardPropertyEntry[]}
*/
entries = [];
/**
* @param {?string} version - The version of vCard to use. Valid values are
* "3.0" and "4.0". If unspecified, vCard 3.0 will be used.
*/
constructor(version) {
if (version) {
if (!["3.0", "4.0"].includes(version)) {
throw new Error(`Unsupported vCard version: ${version}`);
}
this.addEntry(new VCardPropertyEntry("version", {}, "text", version));
}
}
/**
* Parse a vCard into a VCardProperties object.
*
* @param {string} vCard
* @returns {VCardProperties}
*/
static fromVCard(vCard, { isGoogleCardDAV = false } = {}) {
vCard = VCardUtils.translateVCard21(vCard);
const rv = new VCardProperties();
const [, properties] = ICAL.parse(vCard);
for (const property of properties) {
let [name, params, type, value] = property;
if (property.length > 4) {
// The jCal format stores multiple values as the 4th...nth items.
// VCardPropertyEntry has only one place for a value, so store an
// array instead. This applies to CATEGORIES and NICKNAME types in
// vCard 4 and also NOTE in vCard 3.
value = property.slice(3);
}
if (isGoogleCardDAV) {
// Google escapes the characters \r : , ; and \ unnecessarily, in
// violation of RFC6350. Removing the escaping at this point means no
// other code requires a special case for it.
if (Array.isArray(value)) {
value = value.map(v => v.replace(/\\r/g, "\r").replace(/\\:/g, ":"));
} else {
value = value.replace(/\\r/g, "\r").replace(/\\:/g, ":");
if (["phone-number", "uri"].includes(type)) {
value = value.replace(/\\([,;\\])/g, "$1");
}
}
}
rv.addEntry(new VCardPropertyEntry(name, params, type, value));
}
return rv;
}
/**
* Parse a Map of Address Book properties into a VCardProperties object.
*
* @param {Map<string, string>} propertyMap
* @param {string} [version="4.0"]
* @returns {VCardProperties}
*/
static fromPropertyMap(propertyMap, version = "4.0") {
const rv = new VCardProperties(version);
for (const vPropName of Object.keys(typeMap)) {
for (const vProp of typeMap[vPropName].fromAbCard(
propertyMap,
vPropName
)) {
if (vProp[3] !== null && vProp[3] !== undefined && vProp[3] !== "") {
rv.addEntry(new VCardPropertyEntry(...vProp));
}
}
}
return rv;
}
/**
* Used to determine the default value type when adding values.
* Either `ICAL.design.vcard` for (vCard 4.0) or `ICAL.design.vcard3` (3.0).
*
* @type {ICAL.design.designSet}
*/
designSet = ICAL.design.vcard3;
/**
* Add an entry to this object.
*
* @param {VCardPropertyEntry} entry - The entry to add.
* @returns {boolean} - If the entry was added.
*/
addEntry(entry) {
if (entry.constructor.name != "VCardPropertyEntry") {
throw new Error("Not a VCardPropertyEntry");
}
if (this.entries.find(e => e.equals(entry))) {
return false;
}
if (entry.name == "version") {
if (entry.value == "3.0") {
this.designSet = ICAL.design.vcard3;
} else if (entry.value == "4.0") {
this.designSet = ICAL.design.vcard;
} else {
throw new Error(`Unsupported vCard version: ${entry.value}`);
}
// Version must be the first entry, so clear out any existing values
// and add it to the start of the collection.
this.clearValues("version");
this.entries.unshift(entry);
return true;
}
this.entries.push(entry);
return true;
}
/**
* Add an entry to this object by name and value.
*
* @param {string} name
* @param {string} value
* @returns {VCardPropertyEntry}
*/
addValue(name, value) {
for (const entry of this.getAllEntries(name)) {
if (entry.value == value) {
return entry;
}
}
const newEntry = new VCardPropertyEntry(
name,
{},
this.designSet.property[name].defaultType,
value
);
this.entries.push(newEntry);
return newEntry;
}
/**
* Remove an entry from this object.
*
* @param {VCardPropertyEntry} entry - The entry to remove.
* @returns {boolean} - If an entry was found and removed.
*/
removeEntry(entry) {
if (entry.constructor.name != "VCardPropertyEntry") {
throw new Error("Not a VCardPropertyEntry");
}
const index = this.entries.findIndex(e => e.equals(entry));
if (index >= 0) {
this.entries.splice(index, 1);
return true;
}
return false;
}
/**
* Remove entries from this object by name and value. All entries matching
* the name and value will be removed.
*
* @param {string} name
* @param {string} value
*/
removeValue(name, value) {
for (const entry of this.getAllEntries(name)) {
if (entry.value == value) {
this.removeEntry(entry);
}
}
}
/**
* Remove entries from this object by name. All entries matching the name
* will be removed.
*
* @param {string} name
*/
clearValues(name) {
for (const entry of this.getAllEntries(name)) {
this.removeEntry(entry);
}
}
/**
* Get the first value matching the given name, or null if no entry matches.
*
* @param {string} name
* @returns {?vCardValue}
*/
getFirstValue(name) {
const entry = this.entries.find(e => e.name == name);
if (entry) {
return entry.value;
}
return null;
}
/**
* Get all values matching the given name.
*
* @param {string} name
* @returns {vCardValue[]}
*/
getAllValues(name) {
return this.getAllEntries(name).map(e => e.value);
}
/**
* Get all values matching the given name, sorted in order of preference.
* Preference is determined by the `pref` parameter if it exists, then by
* the position in `entries`.
*
* @param {string} name
* @returns {vCardValue[]}
*/
getAllValuesSorted(name) {
return this.getAllEntriesSorted(name).map(e => e.value);
}
/**
* Get the first entry matching the given name, or null if no entry matches.
*
* @param {string} name
* @returns {?VCardPropertyEntry}
*/
getFirstEntry(name) {
return this.entries.find(e => e.name == name) ?? null;
}
/**
* Get all entries matching the given name.
*
* @param {string} name
* @returns {VCardPropertyEntry[]}
*/
getAllEntries(name) {
return this.entries.filter(e => e.name == name);
}
/**
* Get all entries matching the given name, sorted in order of preference.
* Preference is determined by the `pref` parameter if it exists, then by
* the position in `entries`.
*
* @param {string} name
* @returns {VCardPropertyEntry[]}
*/
getAllEntriesSorted(name) {
let nextPref = 101;
const entries = this.getAllEntries(name).map(e => {
return { entry: e, pref: e.params.pref || nextPref++ };
});
entries.sort((a, b) => a.pref - b.pref);
return entries.map(e => e.entry);
}
/**
* Get all entries matching the given group.
*
* @param {string} group
* @returns {VCardPropertyEntry[]}
*/
getGroupedEntries(group) {
return this.entries.filter(e => e.params.group == group);
}
/**
* Clone this object.
*
* @returns {VCardProperties}
*/
clone() {
const copy = new VCardProperties();
copy.entries = this.entries.map(e => e.clone());
return copy;
}
/**
* Get a Map of Address Book properties from this object.
*
* @returns {Map<string, string>} propertyMap
*/
toPropertyMap() {
const vPropMap = VCardUtils._parse(this.entries.map(e => e.clone()));
const propertyMap = new Map();
for (const [name, props] of vPropMap) {
// Store the value(s) on the abCard.
for (const [abPropName, abPropValue] of typeMap[name].toAbCard(
props[0].value
)) {
if (abPropValue) {
propertyMap.set(abPropName, abPropValue);
}
}
// Special case for email, which can also have a second preference.
if (name == "email" && props.length > 1) {
propertyMap.set("SecondEmail", props[1].value);
}
}
return propertyMap;
}
/**
* Serialize this object into a vCard.
*
* @returns {string} vCard
*/
toVCard() {
const jCal = this.entries.map(e => {
if (Array.isArray(e.value)) {
const design = this.designSet.property[e.name];
if (design.multiValue == "," && !design.structuredValue) {
// The jCal format stores multiple values as the 4th...nth items,
// but VCardPropertyEntry stores them as an array. This applies to
// CATEGORIES and NICKNAME types in vCard 4 and also NOTE in vCard 3.
return [e.name, e.params, e.type, ...e.value];
}
}
return [e.name, e.params, e.type, e.value];
});
return ICAL.stringify(["vcard", jCal]);
}
}