428 lines
18 KiB
JavaScript
428 lines
18 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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0 && (module.exports = {
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collectMetadata: null,
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resolveMetadataItems: null,
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accumulateMetadata: null,
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resolveMetadata: null
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});
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function _export(target, all) {
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for(var name in all)Object.defineProperty(target, name, {
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enumerable: true,
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get: all[name]
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});
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}
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_export(exports, {
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collectMetadata: function() {
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return collectMetadata;
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},
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resolveMetadataItems: function() {
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return resolveMetadataItems;
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},
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accumulateMetadata: function() {
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return accumulateMetadata;
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},
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resolveMetadata: function() {
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return resolveMetadata;
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}
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});
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const _defaultmetadata = require("./default-metadata");
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const _resolveopengraph = require("./resolvers/resolve-opengraph");
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const _resolvetitle = require("./resolvers/resolve-title");
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const _utils = require("./generate/utils");
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const _clientreference = require("../client-reference");
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const _appdirmodule = require("../../server/lib/app-dir-module");
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const _interopdefault = require("../interop-default");
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const _resolvebasics = require("./resolvers/resolve-basics");
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const _resolveicons = require("./resolvers/resolve-icons");
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const _tracer = require("../../server/lib/trace/tracer");
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const _constants = require("../../server/lib/trace/constants");
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const _constants1 = require("../../shared/lib/constants");
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function hasIconsProperty(icons, prop) {
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if (!icons) return false;
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if (prop === "icon") {
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// Detect if icons.icon will be presented, icons array and icons string will all be merged into icons.icon
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return !!(typeof icons === "string" || icons instanceof URL || Array.isArray(icons) || prop in icons && icons[prop]);
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} else {
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// Detect if icons.apple will be presented, only icons.apple will be merged into icons.apple
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return !!(typeof icons === "object" && prop in icons && icons[prop]);
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}
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}
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function mergeStaticMetadata(source, target, staticFilesMetadata, metadataContext, titleTemplates) {
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var _source_twitter, _source_openGraph;
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if (!staticFilesMetadata) return;
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const { icon, apple, openGraph, twitter, manifest } = staticFilesMetadata;
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// file based metadata is specified and current level metadata icons is not specified
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if (icon && !hasIconsProperty(source == null ? void 0 : source.icons, "icon") || apple && !hasIconsProperty(source == null ? void 0 : source.icons, "apple")) {
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target.icons = {
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icon: icon || [],
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apple: apple || []
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};
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}
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// file based metadata is specified and current level metadata twitter.images is not specified
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if (twitter && !(source == null ? void 0 : (_source_twitter = source.twitter) == null ? void 0 : _source_twitter.hasOwnProperty("images"))) {
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const resolvedTwitter = (0, _resolveopengraph.resolveTwitter)({
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...target.twitter,
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images: twitter
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}, target.metadataBase, titleTemplates.twitter);
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target.twitter = resolvedTwitter;
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}
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// file based metadata is specified and current level metadata openGraph.images is not specified
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if (openGraph && !(source == null ? void 0 : (_source_openGraph = source.openGraph) == null ? void 0 : _source_openGraph.hasOwnProperty("images"))) {
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const resolvedOpenGraph = (0, _resolveopengraph.resolveOpenGraph)({
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...target.openGraph,
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images: openGraph
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}, target.metadataBase, metadataContext, titleTemplates.openGraph);
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target.openGraph = resolvedOpenGraph;
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}
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if (manifest) {
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target.manifest = manifest;
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}
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return target;
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}
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// Merge the source metadata into the resolved target metadata.
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function merge({ source, target, staticFilesMetadata, titleTemplates, metadataContext }) {
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// If there's override metadata, prefer it otherwise fallback to the default metadata.
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const metadataBase = typeof (source == null ? void 0 : source.metadataBase) !== "undefined" ? source.metadataBase : target.metadataBase;
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for(const key_ in source){
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const key = key_;
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switch(key){
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case "title":
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{
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target.title = (0, _resolvetitle.resolveTitle)(source.title, titleTemplates.title);
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break;
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}
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case "alternates":
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{
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target.alternates = (0, _resolvebasics.resolveAlternates)(source.alternates, metadataBase, metadataContext);
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break;
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}
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case "openGraph":
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{
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target.openGraph = (0, _resolveopengraph.resolveOpenGraph)(source.openGraph, metadataBase, metadataContext, titleTemplates.openGraph);
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break;
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}
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case "twitter":
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{
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target.twitter = (0, _resolveopengraph.resolveTwitter)(source.twitter, metadataBase, titleTemplates.twitter);
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break;
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}
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case "verification":
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target.verification = (0, _resolvebasics.resolveVerification)(source.verification);
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break;
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case "viewport":
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{
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target.viewport = (0, _resolvebasics.resolveViewport)(source.viewport);
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break;
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}
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case "icons":
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{
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target.icons = (0, _resolveicons.resolveIcons)(source.icons);
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break;
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}
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case "appleWebApp":
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target.appleWebApp = (0, _resolvebasics.resolveAppleWebApp)(source.appleWebApp);
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break;
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case "appLinks":
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target.appLinks = (0, _resolvebasics.resolveAppLinks)(source.appLinks);
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break;
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case "robots":
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{
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target.robots = (0, _resolvebasics.resolveRobots)(source.robots);
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break;
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}
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case "themeColor":
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{
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target.themeColor = (0, _resolvebasics.resolveThemeColor)(source.themeColor);
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break;
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}
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case "archives":
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case "assets":
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case "bookmarks":
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case "keywords":
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{
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target[key] = (0, _utils.resolveAsArrayOrUndefined)(source[key]);
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break;
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}
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case "authors":
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{
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target[key] = (0, _utils.resolveAsArrayOrUndefined)(source.authors);
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break;
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}
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case "itunes":
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{
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target[key] = (0, _resolvebasics.resolveItunes)(source.itunes, metadataBase, metadataContext);
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break;
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}
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// directly assign fields that fallback to null
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case "applicationName":
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case "description":
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case "generator":
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case "creator":
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case "publisher":
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case "category":
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case "classification":
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case "referrer":
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case "colorScheme":
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case "formatDetection":
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case "manifest":
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// @ts-ignore TODO: support inferring
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target[key] = source[key] || null;
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break;
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case "other":
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target.other = Object.assign({}, target.other, source.other);
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break;
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case "metadataBase":
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target.metadataBase = metadataBase;
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break;
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default:
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break;
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}
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}
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mergeStaticMetadata(source, target, staticFilesMetadata, metadataContext, titleTemplates);
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}
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async function getDefinedMetadata(mod, props, tracingProps) {
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// Layer is a client component, we just skip it. It can't have metadata exported.
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// Return early to avoid accessing properties error for client references.
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if ((0, _clientreference.isClientReference)(mod)) {
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return null;
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}
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if (typeof mod.generateMetadata === "function") {
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const { route } = tracingProps;
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return (parent)=>(0, _tracer.getTracer)().trace(_constants.ResolveMetadataSpan.generateMetadata, {
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spanName: `generateMetadata ${route}`,
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attributes: {
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"next.page": route
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}
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}, ()=>mod.generateMetadata(props, parent));
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}
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return mod.metadata || null;
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}
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async function collectStaticImagesFiles(metadata, props, type) {
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var _this;
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if (!(metadata == null ? void 0 : metadata[type])) return undefined;
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const iconPromises = metadata[type].map(async (imageModule)=>(0, _interopdefault.interopDefault)(await imageModule(props)));
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return (iconPromises == null ? void 0 : iconPromises.length) > 0 ? (_this = await Promise.all(iconPromises)) == null ? void 0 : _this.flat() : undefined;
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}
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async function resolveStaticMetadata(components, props) {
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const { metadata } = components;
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if (!metadata) return null;
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const [icon, apple, openGraph, twitter] = await Promise.all([
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collectStaticImagesFiles(metadata, props, "icon"),
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collectStaticImagesFiles(metadata, props, "apple"),
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collectStaticImagesFiles(metadata, props, "openGraph"),
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collectStaticImagesFiles(metadata, props, "twitter")
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]);
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const staticMetadata = {
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icon,
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apple,
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openGraph,
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twitter,
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manifest: metadata.manifest
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};
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return staticMetadata;
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}
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async function collectMetadata({ tree, metadataItems, errorMetadataItem, props, route, errorConvention }) {
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let mod;
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let modType;
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const hasErrorConventionComponent = Boolean(errorConvention && tree[2][errorConvention]);
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if (errorConvention) {
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mod = await (0, _appdirmodule.getComponentTypeModule)(tree, "layout");
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modType = errorConvention;
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} else {
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[mod, modType] = await (0, _appdirmodule.getLayoutOrPageModule)(tree);
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}
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if (modType) {
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route += `/${modType}`;
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}
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const staticFilesMetadata = await resolveStaticMetadata(tree[2], props);
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const metadataExport = mod ? await getDefinedMetadata(mod, props, {
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route
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}) : null;
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metadataItems.push([
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metadataExport,
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staticFilesMetadata
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]);
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if (hasErrorConventionComponent && errorConvention) {
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const errorMod = await (0, _appdirmodule.getComponentTypeModule)(tree, errorConvention);
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const errorMetadataExport = errorMod ? await getDefinedMetadata(errorMod, props, {
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route
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}) : null;
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errorMetadataItem[0] = errorMetadataExport;
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errorMetadataItem[1] = staticFilesMetadata;
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}
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}
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async function resolveMetadataItems({ tree, parentParams, metadataItems, errorMetadataItem, treePrefix = [], getDynamicParamFromSegment, searchParams, errorConvention }) {
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const [segment, parallelRoutes, { page }] = tree;
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const currentTreePrefix = [
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...treePrefix,
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segment
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];
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const isPage = typeof page !== "undefined";
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// Handle dynamic segment params.
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const segmentParam = getDynamicParamFromSegment(segment);
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/**
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* Create object holding the parent params and current params
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*/ const currentParams = // Handle null case where dynamic param is optional
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segmentParam && segmentParam.value !== null ? {
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...parentParams,
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[segmentParam.param]: segmentParam.value
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} : parentParams;
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const layerProps = {
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params: currentParams,
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...isPage && {
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searchParams
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}
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};
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await collectMetadata({
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tree,
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metadataItems,
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errorMetadataItem,
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errorConvention,
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props: layerProps,
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route: currentTreePrefix// __PAGE__ shouldn't be shown in a route
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.filter((s)=>s !== _constants1.PAGE_SEGMENT_KEY).join("/")
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});
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for(const key in parallelRoutes){
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const childTree = parallelRoutes[key];
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await resolveMetadataItems({
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tree: childTree,
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metadataItems,
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errorMetadataItem,
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parentParams: currentParams,
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treePrefix: currentTreePrefix,
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searchParams,
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getDynamicParamFromSegment,
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errorConvention
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});
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}
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if (Object.keys(parallelRoutes).length === 0 && errorConvention) {
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// If there are no parallel routes, place error metadata as the last item.
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// e.g. layout -> layout -> not-found
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metadataItems.push(errorMetadataItem);
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}
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return metadataItems;
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}
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const commonOgKeys = [
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"title",
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"description",
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"images"
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];
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function postProcessMetadata(metadata, titleTemplates) {
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const { openGraph, twitter } = metadata;
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if (openGraph) {
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let autoFillProps = {};
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const hasTwTitle = twitter == null ? void 0 : twitter.title.absolute;
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const hasTwDescription = twitter == null ? void 0 : twitter.description;
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const hasTwImages = Boolean((twitter == null ? void 0 : twitter.hasOwnProperty("images")) && twitter.images);
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if (!hasTwTitle) autoFillProps.title = openGraph.title;
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if (!hasTwDescription) autoFillProps.description = openGraph.description;
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if (!hasTwImages) autoFillProps.images = openGraph.images;
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if (Object.keys(autoFillProps).length > 0) {
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const partialTwitter = (0, _resolveopengraph.resolveTwitter)(autoFillProps, metadata.metadataBase, titleTemplates.twitter);
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if (metadata.twitter) {
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metadata.twitter = Object.assign({}, metadata.twitter, {
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...!hasTwTitle && {
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title: partialTwitter == null ? void 0 : partialTwitter.title
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},
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...!hasTwDescription && {
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description: partialTwitter == null ? void 0 : partialTwitter.description
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},
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...!hasTwImages && {
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images: partialTwitter == null ? void 0 : partialTwitter.images
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}
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});
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} else {
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metadata.twitter = partialTwitter;
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}
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}
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}
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return metadata;
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}
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async function accumulateMetadata(metadataItems, metadataContext) {
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const resolvedMetadata = (0, _defaultmetadata.createDefaultMetadata)();
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const resolvers = [];
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const generateMetadataResults = [];
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let titleTemplates = {
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title: null,
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twitter: null,
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openGraph: null
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};
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// Loop over all metadata items again, merging synchronously any static object exports,
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// awaiting any static promise exports, and resolving parent metadata and awaiting any generated metadata
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let resolvingIndex = 0;
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for(let i = 0; i < metadataItems.length; i++){
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const [metadataExport, staticFilesMetadata] = metadataItems[i];
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let metadata = null;
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if (typeof metadataExport === "function") {
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if (!resolvers.length) {
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for(let j = i; j < metadataItems.length; j++){
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const [preloadMetadataExport] = metadataItems[j];
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// call each `generateMetadata function concurrently and stash their resolver
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if (typeof preloadMetadataExport === "function") {
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generateMetadataResults.push(preloadMetadataExport(new Promise((resolve)=>{
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resolvers.push(resolve);
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})));
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}
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}
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}
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const resolveParent = resolvers[resolvingIndex];
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const generatedMetadata = generateMetadataResults[resolvingIndex++];
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// In dev we clone and freeze to prevent relying on mutating resolvedMetadata directly.
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// In prod we just pass resolvedMetadata through without any copying.
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const currentResolvedMetadata = process.env.NODE_ENV === "development" ? Object.freeze(require("./clone-metadata").cloneMetadata(resolvedMetadata)) : resolvedMetadata;
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// This resolve should unblock the generateMetadata function if it awaited the parent
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// argument. If it didn't await the parent argument it might already have a value since it was
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// called concurrently. Regardless we await the return value before continuing on to the next layer
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resolveParent(currentResolvedMetadata);
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metadata = generatedMetadata instanceof Promise ? await generatedMetadata : generatedMetadata;
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} else if (metadataExport !== null && typeof metadataExport === "object") {
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// This metadataExport is the object form
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metadata = metadataExport;
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}
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merge({
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metadataContext,
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target: resolvedMetadata,
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source: metadata,
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staticFilesMetadata,
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titleTemplates
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});
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// If the layout is the same layer with page, skip the leaf layout and leaf page
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// The leaf layout and page are the last two items
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if (i < metadataItems.length - 2) {
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var _resolvedMetadata_title, _resolvedMetadata_openGraph, _resolvedMetadata_twitter;
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titleTemplates = {
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title: ((_resolvedMetadata_title = resolvedMetadata.title) == null ? void 0 : _resolvedMetadata_title.template) || null,
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openGraph: ((_resolvedMetadata_openGraph = resolvedMetadata.openGraph) == null ? void 0 : _resolvedMetadata_openGraph.title.template) || null,
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twitter: ((_resolvedMetadata_twitter = resolvedMetadata.twitter) == null ? void 0 : _resolvedMetadata_twitter.title.template) || null
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};
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}
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}
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return postProcessMetadata(resolvedMetadata, titleTemplates);
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}
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async function resolveMetadata({ tree, parentParams, metadataItems, errorMetadataItem, getDynamicParamFromSegment, searchParams, errorConvention, metadataContext }) {
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const resolvedMetadataItems = await resolveMetadataItems({
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tree,
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parentParams,
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metadataItems,
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errorMetadataItem,
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getDynamicParamFromSegment,
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searchParams,
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errorConvention
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});
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let metadata = (0, _defaultmetadata.createDefaultMetadata)();
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let error;
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try {
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metadata = await accumulateMetadata(resolvedMetadataItems, metadataContext);
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} catch (err) {
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error = err;
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}
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return [
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metadata,
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error
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];
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}
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//# sourceMappingURL=resolve-metadata.js.map
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