next-intl
Version:
Internationalization (i18n) for Next.js
2 lines (1 loc) • 2.82 kB
JavaScript
import{NextResponse as e}from"next/server";import{receiveRoutingConfig as t}from"../routing/config.js";import{HEADER_LOCALE_NAME as r}from"../shared/constants.js";import{matchesPathname as a,normalizeTrailingSlash as o,getLocalePrefix as n,getLocalizedTemplate as l}from"../shared/utils.js";import s from"./getAlternateLinksHeaderValue.js";import i from"./resolveLocale.js";import c from"./syncCookie.js";import{sanitizePathname as d,isLocaleSupportedOnDomain as f,getNormalizedPathname as m,getPathnameMatch as h,getInternalTemplate as x,formatTemplatePathname as p,formatPathname as u,getBestMatchingDomain as U,applyBasePath as P,getLocaleAsPrefix as g}from"./utils.js";function v(v){const L=t(v);return function(t){let v;try{v=decodeURI(t.nextUrl.pathname)}catch{return e.next()}const j=d(v),{domain:w,locale:k}=i(L,t.headers,t.cookies,j),b=w?w.defaultLocale===k:k===L.defaultLocale,q=L.domains?.filter((e=>f(k,e)))||[],R=null!=L.domains&&!w;function y(a){const n=new URL(a,t.url);t.nextUrl.basePath&&(n.pathname=P(n.pathname,t.nextUrl.basePath));const l=new Headers(t.headers);l.set(r,k);return o(t.nextUrl.pathname)!==o(n.pathname)?e.rewrite(n,{request:{headers:l}}):e.next({request:{headers:l}})}function H(r,a){const n=new URL(r,t.url);if(n.pathname=o(n.pathname),q.length>0&&!a&&w){const e=U(w,k,q);if(e){a=e.domain;const t=e.localePrefix||L.localePrefix.mode;e.defaultLocale===k&&"as-needed"===t&&(n.pathname=m(n.pathname,L.locales,L.localePrefix))}}if(a&&(n.host=a,t.headers.get("x-forwarded-host"))){n.protocol=t.headers.get("x-forwarded-proto")??t.nextUrl.protocol;const e=a.split(":")[1];n.port=e??t.headers.get("x-forwarded-port")??""}return t.nextUrl.basePath&&(n.pathname=P(n.pathname,t.nextUrl.basePath)),V=!0,e.redirect(n.toString())}const z=m(j,L.locales,L.localePrefix),A=h(j,L.locales,L.localePrefix,w),C=null!=A,I=w?.localePrefix||L.localePrefix.mode,N="never"===I||b&&"as-needed"===I;let S,T,V,B=z;const D=L.pathnames;if(D){let e;if([e,T]=x(D,z,k),T){const r=D[T],o=l(r,k,T);if(a(o,z))B=p(z,o,T);else{let a;a=e?l(r,e,T):T;const s=N?void 0:n(k,L.localePrefix),i=p(z,a,o);S=H(u(i,s,t.nextUrl.search))}}}if(!S)if("/"!==B||C){const e=u(B,g(k),t.nextUrl.search);if(C){const r=u(z,A.prefix,t.nextUrl.search);if("never"===I)S=H(u(z,void 0,t.nextUrl.search));else if(A.exact)if(b&&N)S=H(u(z,void 0,t.nextUrl.search));else if(L.domains){const t=U(w,A.locale,q);S=w?.domain===t?.domain||R?y(e):H(r,t?.domain)}else S=y(e);else S=H(r)}else S=N?y(e):H(u(z,n(k,L.localePrefix),t.nextUrl.search))}else S=N?y(u(B,g(k),t.nextUrl.search)):H(u(z,n(k,L.localePrefix),t.nextUrl.search));return c(t,S,k,L,w),!V&&"never"!==I&&L.alternateLinks&&L.locales.length>1&&S.headers.set("Link",s({routing:L,internalTemplateName:T,localizedPathnames:null!=T&&D?D[T]:void 0,request:t,resolvedLocale:k})),S}}export{v as default};