63 lines
3.0 KiB
JavaScript
63 lines
3.0 KiB
JavaScript
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import { searchParamsToUrlQuery } from "../shared/lib/router/utils/querystring";
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import { formatWithValidation } from "../shared/lib/router/utils/format-url";
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import { omit } from "../shared/lib/router/utils/omit";
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import { normalizeRepeatedSlashes } from "../shared/lib/utils";
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import { normalizePathTrailingSlash } from "./normalize-trailing-slash";
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import { isLocalURL } from "../shared/lib/router/utils/is-local-url";
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import { isDynamicRoute } from "../shared/lib/router/utils";
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import { interpolateAs } from "../shared/lib/router/utils/interpolate-as";
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export function resolveHref(router, href, resolveAs) {
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// we use a dummy base url for relative urls
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let base;
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let urlAsString = typeof href === "string" ? href : formatWithValidation(href);
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// repeated slashes and backslashes in the URL are considered
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// invalid and will never match a Next.js page/file
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const urlProtoMatch = urlAsString.match(/^[a-zA-Z]{1,}:\/\//);
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const urlAsStringNoProto = urlProtoMatch ? urlAsString.slice(urlProtoMatch[0].length) : urlAsString;
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const urlParts = urlAsStringNoProto.split("?");
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if ((urlParts[0] || "").match(/(\/\/|\\)/)) {
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console.error("Invalid href '" + urlAsString + "' passed to next/router in page: '" + router.pathname + "'. Repeated forward-slashes (//) or backslashes \\ are not valid in the href.");
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const normalizedUrl = normalizeRepeatedSlashes(urlAsStringNoProto);
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urlAsString = (urlProtoMatch ? urlProtoMatch[0] : "") + normalizedUrl;
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}
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// Return because it cannot be routed by the Next.js router
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if (!isLocalURL(urlAsString)) {
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return resolveAs ? [
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urlAsString
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] : urlAsString;
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}
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try {
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base = new URL(urlAsString.startsWith("#") ? router.asPath : router.pathname, "http://n");
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} catch (_) {
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// fallback to / for invalid asPath values e.g. //
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base = new URL("/", "http://n");
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}
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try {
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const finalUrl = new URL(urlAsString, base);
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finalUrl.pathname = normalizePathTrailingSlash(finalUrl.pathname);
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let interpolatedAs = "";
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if (isDynamicRoute(finalUrl.pathname) && finalUrl.searchParams && resolveAs) {
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const query = searchParamsToUrlQuery(finalUrl.searchParams);
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const { result, params } = interpolateAs(finalUrl.pathname, finalUrl.pathname, query);
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if (result) {
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interpolatedAs = formatWithValidation({
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pathname: result,
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hash: finalUrl.hash,
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query: omit(query, params)
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});
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}
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}
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// if the origin didn't change, it means we received a relative href
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const resolvedHref = finalUrl.origin === base.origin ? finalUrl.href.slice(finalUrl.origin.length) : finalUrl.href;
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return resolveAs ? [
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resolvedHref,
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interpolatedAs || resolvedHref
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] : resolvedHref;
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} catch (_) {
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return resolveAs ? [
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urlAsString
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] : urlAsString;
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}
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}
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//# sourceMappingURL=resolve-href.js.map
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