58 lines
2.5 KiB
JavaScript
58 lines
2.5 KiB
JavaScript
import path from "../../../shared/lib/isomorphic/path";
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import * as Log from "../../../build/output/log";
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function isStringOrURL(icon) {
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return typeof icon === "string" || icon instanceof URL;
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}
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function createLocalMetadataBase() {
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return new URL(`http://localhost:${process.env.PORT || 3000}`);
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}
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// For deployment url for metadata routes, prefer to use the deployment url if possible
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// as these routes are unique to the deployments url.
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export function getSocialImageFallbackMetadataBase(metadataBase) {
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const isMetadataBaseMissing = !metadataBase;
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const defaultMetadataBase = createLocalMetadataBase();
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const deploymentUrl = process.env.VERCEL_URL && new URL(`https://${process.env.VERCEL_URL}`);
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let fallbackMetadata;
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if (process.env.NODE_ENV === "development") {
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fallbackMetadata = defaultMetadataBase;
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} else {
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fallbackMetadata = process.env.NODE_ENV === "production" && deploymentUrl && process.env.VERCEL_ENV === "preview" ? deploymentUrl : metadataBase || deploymentUrl || defaultMetadataBase;
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}
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if (isMetadataBaseMissing) {
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Log.warnOnce("");
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Log.warnOnce(`metadata.metadataBase is not set for resolving social open graph or twitter images, using "${fallbackMetadata.origin}". See https://nextjs.org/docs/app/api-reference/functions/generate-metadata#metadatabase`);
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}
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return fallbackMetadata;
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}
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function resolveUrl(url, metadataBase) {
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if (url instanceof URL) return url;
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if (!url) return null;
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try {
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// If we can construct a URL instance from url, ignore metadataBase
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const parsedUrl = new URL(url);
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return parsedUrl;
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} catch {}
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if (!metadataBase) {
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metadataBase = createLocalMetadataBase();
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}
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// Handle relative or absolute paths
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const basePath = metadataBase.pathname || "";
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const joinedPath = path.join(basePath, url);
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return new URL(joinedPath, metadataBase);
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}
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// Resolve with `pathname` if `url` is a relative path.
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function resolveRelativeUrl(url, pathname) {
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if (typeof url === "string" && url.startsWith("./")) {
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return path.resolve(pathname, url);
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}
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return url;
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}
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// Resolve `pathname` if `url` is a relative path the compose with `metadataBase`.
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function resolveAbsoluteUrlWithPathname(url, metadataBase, pathname) {
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url = resolveRelativeUrl(url, pathname);
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const result = metadataBase ? resolveUrl(url, metadataBase) : url;
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return result.toString();
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}
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export { isStringOrURL, resolveUrl, resolveRelativeUrl, resolveAbsoluteUrlWithPathname, };
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//# sourceMappingURL=resolve-url.js.map
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