feedsmith/dist/feeds/atom/parse/utils.js

Fast, all‑in‑one feed parser and generator for RSS, Atom, RDF, and JSON Feed, with support for Podcast, iTunes, Dublin Core, and OPML files.

import { detectNamespaces, isObject, parseArrayOf, parseDate, parseNumber, parseSingularOf, parseString, retrieveText, trimObject } from "../../../common/utils.js";
import { retrieveFeed as retrieveFeed$1 } from "../../../namespaces/admin/parse/utils.js";
import { retrieveEntry } from "../../../namespaces/app/parse/utils.js";
import { retrieveAuthor, retrieveEntry as retrieveEntry$1 } from "../../../namespaces/arxiv/parse/utils.js";
import { retrieveItemOrFeed } from "../../../namespaces/cc/parse/utils.js";
import { retrieveItemOrFeed as retrieveItemOrFeed$1 } from "../../../namespaces/creativecommons/parse/utils.js";
import { retrieveItemOrFeed as retrieveItemOrFeed$2 } from "../../../namespaces/dc/parse/utils.js";
import { retrieveItemOrFeed as retrieveItemOrFeed$3 } from "../../../namespaces/dcterms/parse/utils.js";
import { retrieveItemOrFeed as retrieveItemOrFeed$4 } from "../../../namespaces/geo/parse/utils.js";
import { retrieveItemOrFeed as retrieveItemOrFeed$5 } from "../../../namespaces/georss/parse/utils.js";
import { retrieveFeed as retrieveFeed$2, retrieveItem } from "../../../namespaces/googleplay/parse/utils.js";
import { retrieveFeed as retrieveFeed$3, retrieveItem as retrieveItem$1 } from "../../../namespaces/itunes/parse/utils.js";
import { retrieveItemOrFeed as retrieveItemOrFeed$6 } from "../../../namespaces/media/parse/utils.js";
import { retrieveFeed as retrieveFeed$4 } from "../../../namespaces/opensearch/parse/utils.js";
import { retrieveFeed as retrieveFeed$5, retrieveItem as retrieveItem$2 } from "../../../namespaces/pingback/parse/utils.js";
import { retrieveItem as retrieveItem$3 } from "../../../namespaces/psc/parse/utils.js";
import { retrieveItem as retrieveItem$4 } from "../../../namespaces/slash/parse/utils.js";
import { retrieveFeed as retrieveFeed$6 } from "../../../namespaces/sy/parse/utils.js";
import { retrieveItem as retrieveItem$5, retrieveLink } from "../../../namespaces/thr/parse/utils.js";
import { retrieveItem as retrieveItem$6 } from "../../../namespaces/trackback/parse/utils.js";
import { retrieveItem as retrieveItem$7 } from "../../../namespaces/wfw/parse/utils.js";
import { retrieveFeed as retrieveFeed$7, retrieveItem as retrieveItem$8 } from "../../../namespaces/yt/parse/utils.js";
//#region src/feeds/atom/parse/utils.ts
const createNamespaceGetter = (value, prefix) => {
	if (!prefix) return (key) => value[key];
	return (key) => value[prefix + key];
};
const parseLink = (value) => {
	if (!isObject(value)) return;
	const namespaces = detectNamespaces(value);
	return trimObject({
		href: parseString(value["@href"]) ?? parseString(retrieveText(value)),
		rel: parseString(value["@rel"]),
		type: parseString(value["@type"]),
		hreflang: parseString(value["@hreflang"]),
		title: parseString(value["@title"]),
		length: parseNumber(value["@length"]),
		thr: namespaces.has("thr") ? retrieveLink(value) : void 0
	});
};
const retrievePersonUri = (value, options) => {
	if (!isObject(value)) return;
	const get = createNamespaceGetter(value, options?.prefix);
	const uri = parseSingularOf(get("uri"), (value) => parseString(retrieveText(value)));
	const url = parseSingularOf(get("url"), (value) => parseString(retrieveText(value)));
	return uri || url;
};
const parsePerson = (value, options) => {
	if (!isObject(value)) return;
	const namespaces = options?.asNamespace ? void 0 : detectNamespaces(value);
	const get = createNamespaceGetter(value, options?.prefix);
	return trimObject({
		name: parseSingularOf(get("name"), (value) => parseString(retrieveText(value))),
		uri: retrievePersonUri(value, options),
		email: parseSingularOf(get("email"), (value) => parseString(retrieveText(value))),
		arxiv: namespaces?.has("arxiv") ? retrieveAuthor(value) : void 0
	});
};
const parseCategory = (value) => {
	if (!isObject(value)) return;
	return trimObject({
		term: parseString(value["@term"]),
		scheme: parseString(value["@scheme"]),
		label: parseString(value["@label"])
	});
};
const retrieveGeneratorUri = (value) => {
	if (!isObject(value)) return;
	const uri = parseString(value["@uri"]);
	const url = parseString(value["@url"]);
	return uri || url;
};
const parseGenerator = (value) => {
	return trimObject({
		text: parseString(retrieveText(value)),
		uri: retrieveGeneratorUri(value),
		version: parseString(value?.["@version"])
	});
};
const parseSource = (value, options) => {
	if (!isObject(value)) return;
	const get = createNamespaceGetter(value, options?.prefix);
	return trimObject({
		authors: parseArrayOf(get("author"), (value) => parsePerson(value, options)),
		categories: parseArrayOf(get("category"), (value) => parseCategory(value, options)),
		contributors: parseArrayOf(get("contributor"), (value) => parsePerson(value, options)),
		generator: parseSingularOf(get("generator"), (value) => parseGenerator(value, options)),
		icon: parseSingularOf(get("icon"), (value) => parseString(retrieveText(value))),
		id: parseSingularOf(get("id"), (value) => parseString(retrieveText(value))),
		links: parseArrayOf(get("link"), (value) => parseLink(value, options)),
		logo: parseSingularOf(get("logo"), (value) => parseString(retrieveText(value))),
		rights: parseSingularOf(get("rights"), (value) => parseString(retrieveText(value))),
		subtitle: parseSingularOf(get("subtitle"), (value) => parseString(retrieveText(value))),
		title: parseSingularOf(get("title"), (value) => parseString(retrieveText(value))),
		updated: retrieveUpdated(value)
	});
};
const retrievePublished = (value, options) => {
	if (!isObject(value)) return;
	const get = createNamespaceGetter(value, options?.prefix);
	const published = parseSingularOf(get("published"), (value) => parseDate(retrieveText(value)));
	const issued = parseSingularOf(get("issued"), (value) => parseDate(retrieveText(value)));
	const created = parseSingularOf(get("created"), (value) => parseDate(retrieveText(value)));
	return published || issued || created;
};
const retrieveUpdated = (value, options) => {
	if (!isObject(value)) return;
	const get = createNamespaceGetter(value, options?.prefix);
	const updated = parseSingularOf(get("updated"), (value) => parseDate(retrieveText(value)));
	const modified = parseSingularOf(get("modified"), (value) => parseDate(retrieveText(value)));
	return updated || modified;
};
const retrieveSubtitle = (value, options) => {
	if (!isObject(value)) return;
	const get = createNamespaceGetter(value, options?.prefix);
	const subtitle = parseSingularOf(get("subtitle"), (value) => parseString(retrieveText(value)));
	const tagline = parseSingularOf(get("tagline"), (value) => parseString(retrieveText(value)));
	return subtitle || tagline;
};
const parseEntry = (value, options) => {
	if (!isObject(value)) return;
	const namespaces = options?.asNamespace ? void 0 : detectNamespaces(value);
	const get = createNamespaceGetter(value, options?.prefix);
	return trimObject({
		authors: parseArrayOf(get("author"), (value) => parsePerson(value, options)),
		categories: parseArrayOf(get("category"), (value) => parseCategory(value, options)),
		content: parseSingularOf(get("content"), (value) => parseString(retrieveText(value))),
		contributors: parseArrayOf(get("contributor"), (value) => parsePerson(value, options)),
		id: parseSingularOf(get("id"), (value) => parseString(retrieveText(value))),
		links: parseArrayOf(get("link"), (value) => parseLink(value, options)),
		published: retrievePublished(value, options),
		rights: parseSingularOf(get("rights"), (value) => parseString(retrieveText(value))),
		source: parseSingularOf(get("source"), parseSource),
		summary: parseSingularOf(get("summary"), (value) => parseString(retrieveText(value))),
		title: parseSingularOf(get("title"), (value) => parseString(retrieveText(value))),
		updated: retrieveUpdated(value, options),
		app: namespaces?.has("app") ? retrieveEntry(value) : void 0,
		arxiv: namespaces?.has("arxiv") ? retrieveEntry$1(value) : void 0,
		cc: namespaces?.has("cc") ? retrieveItemOrFeed(value) : void 0,
		dc: namespaces?.has("dc") ? retrieveItemOrFeed$2(value) : void 0,
		slash: namespaces?.has("slash") ? retrieveItem$4(value) : void 0,
		itunes: namespaces?.has("itunes") ? retrieveItem$1(value) : void 0,
		googleplay: namespaces?.has("googleplay") ? retrieveItem(value) : void 0,
		psc: namespaces?.has("psc") ? retrieveItem$3(value) : void 0,
		media: namespaces?.has("media") ? retrieveItemOrFeed$6(value) : void 0,
		georss: namespaces?.has("georss") ? retrieveItemOrFeed$5(value) : void 0,
		geo: namespaces?.has("geo") ? retrieveItemOrFeed$4(value) : void 0,
		thr: namespaces?.has("thr") ? retrieveItem$5(value) : void 0,
		dcterms: namespaces?.has("dcterms") ? retrieveItemOrFeed$3(value) : void 0,
		creativeCommons: namespaces?.has("creativecommons") ? retrieveItemOrFeed$1(value) : void 0,
		wfw: namespaces?.has("wfw") ? retrieveItem$7(value) : void 0,
		yt: namespaces?.has("yt") ? retrieveItem$8(value) : void 0,
		pingback: namespaces?.has("pingback") ? retrieveItem$2(value) : void 0,
		trackback: namespaces?.has("trackback") ? retrieveItem$6(value) : void 0
	});
};
const parseFeed = (value, options) => {
	if (!isObject(value)) return;
	const namespaces = options?.asNamespace ? void 0 : detectNamespaces(value);
	const get = createNamespaceGetter(value, options?.prefix);
	return trimObject({
		authors: parseArrayOf(get("author"), (value) => parsePerson(value, options)),
		categories: parseArrayOf(get("category"), (value) => parseCategory(value, options)),
		contributors: parseArrayOf(get("contributor"), (value) => parsePerson(value, options)),
		generator: parseSingularOf(get("generator"), (value) => parseGenerator(value, options)),
		icon: parseSingularOf(get("icon"), (value) => parseString(retrieveText(value))),
		id: parseSingularOf(get("id"), (value) => parseString(retrieveText(value))),
		links: parseArrayOf(get("link"), (value) => parseLink(value, options)),
		logo: parseSingularOf(get("logo"), (value) => parseString(retrieveText(value))),
		rights: parseSingularOf(get("rights"), (value) => parseString(retrieveText(value))),
		subtitle: retrieveSubtitle(value, options),
		title: parseSingularOf(get("title"), (value) => parseString(retrieveText(value))),
		updated: retrieveUpdated(value, options),
		entries: parseArrayOf(get("entry"), (value) => parseEntry(value, options), options?.maxItems),
		cc: namespaces?.has("cc") ? retrieveItemOrFeed(value) : void 0,
		dc: namespaces?.has("dc") ? retrieveItemOrFeed$2(value) : void 0,
		sy: namespaces?.has("sy") ? retrieveFeed$6(value) : void 0,
		itunes: namespaces?.has("itunes") ? retrieveFeed$3(value) : void 0,
		googleplay: namespaces?.has("googleplay") ? retrieveFeed$2(value) : void 0,
		media: namespaces?.has("media") ? retrieveItemOrFeed$6(value) : void 0,
		georss: namespaces?.has("georss") ? retrieveItemOrFeed$5(value) : void 0,
		geo: namespaces?.has("geo") ? retrieveItemOrFeed$4(value) : void 0,
		dcterms: namespaces?.has("dcterms") ? retrieveItemOrFeed$3(value) : void 0,
		creativeCommons: namespaces?.has("creativecommons") ? retrieveItemOrFeed$1(value) : void 0,
		opensearch: namespaces?.has("opensearch") ? retrieveFeed$4(value) : void 0,
		yt: namespaces?.has("yt") ? retrieveFeed$7(value) : void 0,
		admin: namespaces?.has("admin") ? retrieveFeed$1(value) : void 0,
		pingback: namespaces?.has("pingback") ? retrieveFeed$5(value) : void 0
	});
};
const retrieveFeed = (value, options) => {
	const notNamespaced = parseSingularOf(value?.feed, (value) => parseFeed(value, options));
	const namespaced = parseSingularOf(value?.["atom:feed"], (value) => parseFeed(value, {
		...options,
		prefix: "atom:"
	}));
	return notNamespaced || namespaced;
};
//#endregion
export { createNamespaceGetter, parseCategory, parseEntry, parseFeed, parseGenerator, parseLink, parsePerson, parseSource, retrieveFeed, retrieveGeneratorUri, retrievePersonUri, retrievePublished, retrieveSubtitle, retrieveUpdated };