65 lines
3.1 KiB
JavaScript
65 lines
3.1 KiB
JavaScript
import { staticGenerationAsyncStorage } from "./static-generation-async-storage.external";
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import { trackDynamicDataAccessed } from "../../server/app-render/dynamic-rendering";
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import { ReflectAdapter } from "../../server/web/spec-extension/adapters/reflect";
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/**
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* Takes a ParsedUrlQuery object and either returns it unmodified or returns an empty object
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*
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* Even though we do not track read access on the returned searchParams we need to
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* return an empty object if we are doing a 'force-static' render. This is to ensure
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* we don't encode the searchParams into the flight data.
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*/ export function createUntrackedSearchParams(searchParams) {
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const store = staticGenerationAsyncStorage.getStore();
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if (store && store.forceStatic) {
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return {};
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} else {
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return searchParams;
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}
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}
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/**
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* Takes a ParsedUrlQuery object and returns a Proxy that tracks read access to the object
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*
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* If running in the browser will always return the provided searchParams object.
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* When running during SSR will return empty during a 'force-static' render and
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* otherwise it returns a searchParams object which tracks reads to trigger dynamic rendering
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* behavior if appropriate
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*/ export function createDynamicallyTrackedSearchParams(searchParams) {
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const store = staticGenerationAsyncStorage.getStore();
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if (!store) {
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// we assume we are in a route handler or page render. just return the searchParams
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return searchParams;
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} else if (store.forceStatic) {
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// If we forced static we omit searchParams entirely. This is true both during SSR
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// and browser render because we need there to be parity between these environments
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return {};
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} else if (!store.isStaticGeneration && !store.dynamicShouldError) {
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// during dynamic renders we don't actually have to track anything so we just return
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// the searchParams directly. However if dynamic data access should error then we
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// still want to track access. This covers the case in Dev where all renders are dynamic
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// but we still want to error if you use a dynamic data source because it will fail the build
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// or revalidate if you do.
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return searchParams;
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} else {
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// We need to track dynamic access with a Proxy. We implement get, has, and ownKeys because
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// these can all be used to exfiltrate information about searchParams.
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return new Proxy({}, {
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get (target, prop, receiver) {
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if (typeof prop === "string") {
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trackDynamicDataAccessed(store, "searchParams." + prop);
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}
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return ReflectAdapter.get(target, prop, receiver);
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},
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has (target, prop) {
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if (typeof prop === "string") {
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trackDynamicDataAccessed(store, "searchParams." + prop);
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}
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return Reflect.has(target, prop);
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},
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ownKeys (target) {
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trackDynamicDataAccessed(store, "searchParams");
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return Reflect.ownKeys(target);
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}
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});
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}
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}
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//# sourceMappingURL=search-params.js.map
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