Download metadata url (#91)

* Bump eslint from 8.23.1 to 8.24.0

Bumps [eslint](https://github.com/eslint/eslint) from 8.23.1 to 8.24.0.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/main/CHANGELOG.md)
- [Commits](https://github.com/eslint/eslint/compare/v8.23.1...v8.24.0)

---
updated-dependencies:
- dependency-name: eslint
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

* Bump next from 12.3.0 to 12.3.1

Bumps [next](https://github.com/vercel/next.js) from 12.3.0 to 12.3.1.
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](https://github.com/vercel/next.js/compare/v12.3.0...v12.3.1)

---
updated-dependencies:
- dependency-name: next
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

* Add Download Metadata URL

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

pages/api/saml/metadata/index.ts

@@ -0,0 +1,27 @@
+import type { NextApiRequest, NextApiResponse } from 'next';
+import saml from '@boxyhq/saml20';
+
+import config from 'lib/env';
+import type { IdPMetadata } from 'types';
+import { createIdPMetadataXML } from 'utils';
+
+export default async function handler(req: NextApiRequest, res: NextApiResponse<IdPMetadata | string>) {
+  switch (req.method) {
+    case 'GET':
+      return await MetadataUrl();
+    default:
+      return res.status(405).end(`Method ${req.method} Not Allowed`);
+  }
+
+  // Metadata URL
+  async function MetadataUrl() {
+    const xml = await createIdPMetadataXML({
+      idpEntityId: config.entityId,
+      idpSsoUrl: config.ssoUrl,
+      certificate: saml.stripCertHeaderAndFooter(config.publicKey),
+    });
+
+    res.setHeader('Content-type', 'text/xml');
+    res.send(xml);
+  }
+}

pages/index.tsx

@@ -13,25 +13,32 @@ const Home: React.FC<{ metadata: IdPMetadata }> = ({ metadata }) => {
         <h1 className='text-center text-xl font-extrabold text-gray-900 md:text-2xl'>
           A free SAML 2.0 Identity Provider for testing SAML SSO integrations.
         </h1>
-        <div className='flex flex-col justify-between md:flex-row'>
-          <Link href='/api/saml/metadata/download'>
-            <a className='btn btn-active btn-primary'>
-              <svg
-                className='mr-1 inline-block h-6 w-6'
-                fill='none'
-                viewBox='0 0 24 24'
-                stroke='currentColor'
-                aria-hidden
-                strokeWidth='2'>
-                <path
-                  strokeLinecap='round'
-                  strokeLinejoin='round'
-                  d='M4 16v1a3 3 0 003 3h10a3 3 0 003-3v-1m-4-4l-4 4m0 0l-4-4m4 4V4'
-                />
-              </svg>
-              Download Metadata
-            </a>
-          </Link>
+        <div className='flex flex-col justify-between space-y-5 md:flex-row md:space-y-0'>
+          <div className='flex flex-col space-y-5 md:flex-row md:space-x-5 md:space-y-0'>
+            <Link href='/api/saml/metadata/download'>
+              <a className='btn btn-active btn-primary'>
+                <svg
+                  className='mr-1 inline-block h-6 w-6'
+                  fill='none'
+                  viewBox='0 0 24 24'
+                  stroke='currentColor'
+                  aria-hidden
+                  strokeWidth='2'>
+                  <path
+                    strokeLinecap='round'
+                    strokeLinejoin='round'
+                    d='M4 16v1a3 3 0 003 3h10a3 3 0 003-3v-1m-4-4l-4 4m0 0l-4-4m4 4V4'
+                  />
+                </svg>
+                Download Metadata
+              </a>
+            </Link>
+            <Link href='/api/saml/metadata'>
+              <a className='btn btn-outline btn-primary' target='_blank'>
+                Metadata URL
+              </a>
+            </Link>
+          </div>
           <Link href='/saml/login'>
             <a className='btn btn-outline btn-primary'>Test IdP Login</a>
           </Link>

styles/globals.css

@@ -43,5 +43,6 @@ a {
 
   .btn {
     @apply rounded;
+    text-transform: none;
   }
 }