first commit

calcom/apps/web/pagesAndRewritePaths.js

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+const glob = require("glob");
+const { getSubdomainRegExp } = require("./getSubdomainRegExp");
+/** Needed to rewrite public booking page, gets all static pages but [user] */
+let pages = (exports.pages = glob
+  .sync("pages/**/[^_]*.{tsx,js,ts}", { cwd: __dirname })
+  .map((filename) =>
+    filename
+      .substr(6)
+      .replace(/(\.tsx|\.js|\.ts)/, "")
+      .replace(/\/.*/, "")
+  )
+  .filter((v, i, self) => self.indexOf(v) === i && !v.startsWith("[user]")));
+
+// .* matches / as well(Note: *(i.e wildcard) doesn't match / but .*(i.e. RegExp) does)
+// It would match /free/30min but not /bookings/upcoming because 'bookings' is an item in pages
+// It would also not match /free/30min/embed because we are ensuring just two slashes
+// ?!book ensures it doesn't match /free/book page which doesn't have a corresponding new-booker page.
+// [^/]+ makes the RegExp match the full path, it seems like a partial match doesn't work.
+// book$ ensures that only /book is excluded from rewrite(which is at the end always) and not /booked
+
+let subdomainRegExp = (exports.subdomainRegExp = getSubdomainRegExp(
+  process.env.NEXT_PUBLIC_WEBAPP_URL || `https://${process.env.VERCEL_URL}`
+));
+exports.orgHostPath = `^(?<orgSlug>${subdomainRegExp})\\.(?!vercel\.app).*`;
+
+/**
+ * Returns a regex that matches all existing routes, virtual routes (like /forms, /router, /success etc) and nextjs special paths (_next, public)
+ */
+function getRegExpMatchingAllReservedRoutes(suffix) {
+  // Following routes don't exist but they work by doing rewrite. Thus they need to be excluded from matching the orgRewrite patterns
+  // Make sure to keep it upto date as more nonExistingRouteRewrites are added.
+  const otherNonExistingRoutePrefixes = ["forms", "router", "success", "cancel"];
+  const nextJsSpecialPaths = ["_next", "public"];
+
+  let beforeRewriteExcludePages = pages.concat(otherNonExistingRoutePrefixes).concat(nextJsSpecialPaths);
+  return beforeRewriteExcludePages.join(`${suffix}|`) + suffix;
+}
+
+// To handle /something
+exports.orgUserRoutePath = `/:user((?!${getRegExpMatchingAllReservedRoutes("/?$")})[a-zA-Z0-9\-_]+)`;
+
+// To handle /something/somethingelse
+exports.orgUserTypeRoutePath = `/:user((?!${getRegExpMatchingAllReservedRoutes(
+  "/"
+)})[^/]+)/:type((?!avatar\.png)[^/]+)`;
+
+// To handle /something/somethingelse/embed
+exports.orgUserTypeEmbedRoutePath = `/:user((?!${getRegExpMatchingAllReservedRoutes("/")})[^/]+)/:type/embed`;