Add cms-drupal example

examples/cms-drupal/.env.local.example

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+NEXT_PUBLIC_DRUPAL_BASE_URL=http://localhost:8080
+NEXT_IMAGE_DOMAIN=localhost
+DRUPAL_SITE_ID=
+DRUPAL_CLIENT_ID=
+DRUPAL_CLIENT_SECRET=
+DRUPAL_PREVIEW_SECRET=

examples/cms-drupal/.gitignore

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+# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
+
+# dependencies
+/node_modules
+/.pnp
+.pnp.js
+
+# testing
+/coverage
+
+# next.js
+/.next/
+/out/
+
+# production
+/build
+
+# misc
+.DS_Store
+*.pem
+
+# debug
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+
+# local env files
+.env.local
+.env.development.local
+.env.test.local
+.env.production.local
+
+# vercel
+.vercel

examples/cms-drupal/README.md

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+# A statically generated blog example using Next.js and Drupal
+
+This example showcases Next.js's [Static Generation](https://nextjs.org/docs/basic-features/pages) feature using [Drupal](https://drupal.org/project/next) as the data source.
+
+## Demo
+
+### [https://cms-drupal.vercel.app](https://cms-drupal.vercel.app)
+
+## Deploy your own
+
+Once you have [configured the Next.js module for Drupal](https://next-drupal.org/guides/decoupled-drupal-nextjs) and have access to the environment variables you'll need, deploy the example using [Vercel](https://vercel.com?utm_source=github&utm_medium=readme&utm_campaign=next-example):
+
+[![Deploy with Vercel](https://vercel.com/button)](https://vercel.com/import/git?c=1&s=https://github.com/vercel/next.js/tree/canary/examples/cms-drupal&env=NEXT_PUBLIC_DRUPAL_BASE_URL,NEXT_IMAGE_DOMAIN,DRUPAL_SITE_ID,DRUPAL_FRONT_PAGE,DRUPAL_PREVIEW_SECRET,DRUPAL_NEXT_CLIENT_ID,DRUPAL_NEXT_CLIENT_SECRET&envDescription=Required%20to%20connect%20the%20app%20with%20ghost&envLink=https://vercel.link/cms-drupal-env)
+
+### Related examples
+
+- [WordPress](/examples/cms-wordpress)
+- [DatoCMS](/examples/cms-datocms)
+- [Sanity](/examples/cms-sanity)
+- [TakeShape](/examples/cms-takeshape)
+- [Prismic](/examples/cms-prismic)
+- [Contentful](/examples/cms-contentful)
+- [Strapi](/examples/cms-strapi)
+- [Agility CMS](/examples/cms-agilitycms)
+- [Cosmic](/examples/cms-cosmic)
+- [ButterCMS](/examples/cms-buttercms)
+- [Storyblok](/examples/cms-storyblok)
+- [Kontent](/examples/cms-kontent)
+- [Ghost](/examples/cms-ghost)
+- [GraphCMS](/examples/cms-graphcms)
+- [Blog Starter](/examples/blog-starter)
+
+## How to use
+
+Execute [`create-next-app`](https://github.com/vercel/next.js/tree/canary/packages/create-next-app) with [npm](https://docs.npmjs.com/cli/init) or [Yarn](https://yarnpkg.com/lang/en/docs/cli/create/) to bootstrap the example:
+
+```bash
+npx create-next-app --example cms-drupal cms-drupal-app
+# or
+yarn create next-app --example cms-drupal cms-drupal-app
+```
+
+## Setup Drupal
+
+See the Get Started guide [here](https://next-drupal.org/guides/decoupled-drupal-nextjs).
+
+#### Deploy from Our Template
+
+Alternatively, you can deploy using our template by clicking on the Deploy button below.
+
+[![Deploy with Vercel](https://vercel.com/button)](https://vercel.com/import/git?c=1&s=https://github.com/vercel/next.js/tree/canary/examples/cms-drupal&env=NEXT_PUBLIC_DRUPAL_BASE_URL,NEXT_IMAGE_DOMAIN,DRUPAL_SITE_ID,DRUPAL_FRONT_PAGE,DRUPAL_PREVIEW_SECRET,DRUPAL_NEXT_CLIENT_ID,DRUPAL_NEXT_CLIENT_SECRET&envDescription=Required%20to%20connect%20the%20app%20with%20ghost&envLink=https://vercel.link/cms-drupal-env)

examples/cms-drupal/components/alert.js

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+import Container from './container'
+import cn from 'classnames'
+import { EXAMPLE_PATH } from '../lib/constants'
+
+export default function Alert({ preview }) {
+  return (
+    <div
+      className={cn('border-b', {
+        'bg-accent-7 border-accent-7 text-white': preview,
+        'bg-accent-1 border-accent-2': !preview,
+      })}
+    >
+      <Container>
+        <div className="py-2 text-center text-sm">
+          {preview ? (
+            <>
+              This page is a preview.{' '}
+              <a
+                href="/api/exit-preview"
+                className="underline hover:text-cyan duration-200 transition-colors"
+              >
+                Click here
+              </a>{' '}
+              to exit preview mode.
+            </>
+          ) : (
+            <>
+              The source code for this blog is{' '}
+              <a
+                href={`https://github.com/vercel/next.js/tree/canary/examples/${EXAMPLE_PATH}`}
+                className="underline hover:text-success duration-200 transition-colors"
+              >
+                available on GitHub
+              </a>
+              .
+            </>
+          )}
+        </div>
+      </Container>
+    </div>
+  )
+}

examples/cms-drupal/components/avatar.js

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+import Image from 'next/image'
+
+export default function Avatar({ author }) {
+  const name = author
+    ? author.firstName && author.lastName
+      ? `${author.firstName} ${author.lastName}`
+      : author.name
+    : null
+
+  return (
+    <>
+      {author && (
+        <div className="flex items-center">
+          <div className="w-12 h-12 relative mr-4">
+            <Image
+              src={author.avatar.url}
+              layout="fill"
+              className="w-12 h-12 rounded-full mr-4"
+              alt={name}
+            />
+          </div>
+          <div className="text-xl font-bold">{name}</div>
+        </div>
+      )}
+    </>
+  )
+}

examples/cms-drupal/components/categories.js

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+export default function Categories({ categories }) {
+  return (
+    <span className="ml-1">
+      under
+      {categories.edges.length > 0 ? (
+        categories.edges.map((category, index) => (
+          <span key={index} className="ml-1">
+            {category.node.name}
+          </span>
+        ))
+      ) : (
+        <span className="ml-1">{categories.edges.node.name}</span>
+      )}
+    </span>
+  )
+}

examples/cms-drupal/components/container.js

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+export default function Container({ children }) {
+  return <div className="container mx-auto px-5">{children}</div>
+}

examples/cms-drupal/components/cover-image.js

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+import cn from 'classnames'
+import Image from 'next/image'
+import Link from 'next/link'
+
+export default function CoverImage({ title, coverImage, slug }) {
+  const image = (
+    <Image
+      width={2000}
+      height={1000}
+      alt={`Cover Image for ${title}`}
+      src={coverImage?.sourceUrl}
+      className={cn('shadow-small', {
+        'hover:shadow-medium transition-shadow duration-200': slug,
+      })}
+    />
+  )
+  return (
+    <div className="sm:mx-0">
+      {slug ? (
+        <Link href={slug}>
+          <a aria-label={title}>{image}</a>
+        </Link>
+      ) : (
+        image
+      )}
+    </div>
+  )
+}

examples/cms-drupal/components/date.js

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+import { parseISO, format } from 'date-fns'
+
+export default function Date({ dateString }) {
+  const date = parseISO(dateString)
+  return <time dateTime={dateString}>{format(date, 'LLLL	d, yyyy')}</time>
+}

examples/cms-drupal/components/footer.js

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+import Container from './container'
+import { EXAMPLE_PATH } from '../lib/constants'
+
+export default function Footer() {
+  return (
+    <footer className="bg-accent-1 border-t border-accent-2">
+      <Container>
+        <div className="py-28 flex flex-col lg:flex-row items-center">
+          <h3 className="text-4xl lg:text-5xl font-bold tracking-tighter leading-tight text-center lg:text-left mb-10 lg:mb-0 lg:pr-4 lg:w-1/2">
+            Statically Generated with Next.js.
+          </h3>
+          <div className="flex flex-col lg:flex-row justify-center items-center lg:pl-4 lg:w-1/2">
+            <a
+              href="https://nextjs.org/docs/basic-features/pages"
+              className="mx-3 bg-black hover:bg-white hover:text-black border border-black text-white font-bold py-3 px-12 lg:px-8 duration-200 transition-colors mb-6 lg:mb-0"
+            >
+              Read Documentation
+            </a>
+            <a
+              href={`https://github.com/vercel/next.js/tree/canary/examples/${EXAMPLE_PATH}`}
+              className="mx-3 font-bold hover:underline"
+            >
+              View on GitHub
+            </a>
+          </div>
+        </div>
+      </Container>
+    </footer>
+  )
+}

examples/cms-drupal/components/header.js

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+import Link from 'next/link'
+
+export default function Header() {
+  return (
+    <h2 className="text-2xl md:text-4xl font-bold tracking-tight md:tracking-tighter leading-tight mb-20 mt-8">
+      <Link href="/">
+        <a className="hover:underline">Blog</a>
+      </Link>
+      .
+    </h2>
+  )
+}

examples/cms-drupal/components/hero-post.js

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+import Avatar from '../components/avatar'
+import Date from '../components/date'
+import CoverImage from '../components/cover-image'
+import Link from 'next/link'
+
+export default function HeroPost({
+  title,
+  coverImage,
+  date,
+  excerpt,
+  author,
+  slug,
+}) {
+  return (
+    <section>
+      <div className="mb-8 md:mb-16">
+        {coverImage && (
+          <CoverImage title={title} coverImage={coverImage} slug={slug} />
+        )}
+      </div>
+      <div className="md:grid md:grid-cols-2 md:col-gap-16 lg:col-gap-8 mb-20 md:mb-28">
+        <div>
+          <h3 className="mb-4 text-4xl lg:text-6xl leading-tight">
+            <Link href={slug}>
+              <a
+                className="hover:underline"
+                dangerouslySetInnerHTML={{ __html: title }}
+              />
+            </Link>
+          </h3>
+          <div className="mb-4 md:mb-0 text-lg">
+            <Date dateString={date} />
+          </div>
+        </div>
+        <div>
+          <div
+            className="text-lg leading-relaxed mb-4"
+            dangerouslySetInnerHTML={{ __html: excerpt }}
+          />
+          <Avatar author={author} />
+        </div>
+      </div>
+    </section>
+  )
+}

examples/cms-drupal/components/intro.js

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+import { CMS_NAME, CMS_URL } from '../lib/constants'
+
+export default function Intro() {
+  return (
+    <section className="flex-col md:flex-row flex items-center md:justify-between mt-16 mb-16 md:mb-12">
+      <h1 className="text-6xl md:text-8xl font-bold tracking-tighter leading-tight md:pr-8">
+        Blog.
+      </h1>
+      <h4 className="text-center md:text-left text-lg mt-5 md:pl-8">
+        A statically generated blog example using{' '}
+        <a
+          href="https://nextjs.org/"
+          className="underline hover:text-success duration-200 transition-colors"
+        >
+          Next.js
+        </a>{' '}
+        and{' '}
+        <a
+          href={CMS_URL}
+          className="underline hover:text-success duration-200 transition-colors"
+        >
+          {CMS_NAME}
+        </a>
+        .
+      </h4>
+    </section>
+  )
+}

examples/cms-drupal/components/layout.js

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+import Alert from '../components/alert'
+import Footer from '../components/footer'
+import Meta from '../components/meta'
+
+export default function Layout({ preview, children }) {
+  return (
+    <>
+      <Meta />
+      <div className="min-h-screen">
+        <Alert preview={preview} />
+        <main>{children}</main>
+      </div>
+      <Footer />
+    </>
+  )
+}