move [Twitter] url to query param

services/suggest.integration.js

@@ -101,12 +101,11 @@ describe('GitHub badge suggestions', function() {
             link:
               'https://twitter.com/intent/tweet?text=Wow:&url=https%3A%2F%2Fgithub.com%2Fatom%2Fatom',
             example: {
-              pattern: '/twitter/url/:protocol(https|http)/:hostAndPath+',
-              namedParams: {
-                protocol: 'https',
-                hostAndPath: 'github.com/atom/atom',
+              pattern: '/twitter/url',
+              namedParams: {},
+              queryParams: {
+                url: 'https://github.com/atom/atom',
               },
-              queryParams: {},
             },
             preview: {
               style: 'social',
@@ -173,12 +172,11 @@ describe('GitHub badge suggestions', function() {
             link:
               'https://twitter.com/intent/tweet?text=Wow:&url=https%3A%2F%2Fgithub.com%2Fbadges%2Fnot-a-real-project',
             example: {
-              pattern: '/twitter/url/:protocol(https|http)/:hostAndPath+',
-              namedParams: {
-                protocol: 'https',
-                hostAndPath: 'github.com/badges/not-a-real-project',
+              pattern: '/twitter/url',
+              namedParams: {},
+              queryParams: {
+                url: 'https://github.com/badges/not-a-real-project',
               },
-              queryParams: {},
             },
             preview: {
               style: 'social',

services/suggest.js

@@ -23,9 +23,9 @@ function twitterPage(url) {
       url.href
     )}`,
     example: {
-      pattern: '/twitter/url/:protocol(https|http)/:hostAndPath+',
-      namedParams: { protocol: `${schema}`, hostAndPath: `${host}${path}` },
-      queryParams: {},
+      pattern: '/twitter/url',
+      namedParams: {},
+      queryParams: { url: `${schema}://${host}${path}` },
     },
     preview: {
       style: 'social',

services/suggest.spec.js

@@ -160,12 +160,11 @@ describe('Badge suggestions', function() {
               link:
                 'https://twitter.com/intent/tweet?text=Wow:&url=https%3A%2F%2Fgithub.com%2Fatom%2Fatom',
               example: {
-                pattern: '/twitter/url/:protocol(https|http)/:hostAndPath+',
-                namedParams: {
-                  protocol: 'https',
-                  hostAndPath: 'github.com/atom/atom',
+                pattern: '/twitter/url',
+                namedParams: {},
+                queryParams: {
+                  url: 'https://github.com/atom/atom',
                 },
-                queryParams: {},
               },
               preview: {
                 style: 'social',

services/twitter/twitter-redirect.service.js

@@ -0,0 +1,19 @@
+'use strict'
+
+const { redirector } = require('..')
+
+module.exports = [
+  redirector({
+    category: 'social',
+    name: 'TwitterUrlRedirect',
+    route: {
+      base: 'twitter/url',
+      pattern: ':protocol(https|http)/:hostAndPath+',
+    },
+    transformPath: () => `/twitter/url`,
+    transformQueryParams: ({ protocol, hostAndPath }) => ({
+      url: `${protocol}://${hostAndPath}`,
+    }),
+    dateAdded: new Date('2019-09-17'),
+  }),
+]

services/twitter/twitter-redirect.tester.js

@@ -0,0 +1,19 @@
+'use strict'
+
+const { ServiceTester } = require('../tester')
+
+const t = (module.exports = new ServiceTester({
+  id: 'TwitterUrlRedirect',
+  title: 'TwitterUrlRedirect',
+  pathPrefix: '/twitter/url',
+}))
+
+t.create('twitter')
+  .get('/https/shields.io.svg', {
+    followRedirect: false,
+  })
+  .expectStatus(301)
+  .expectHeader(
+    'Location',
+    `/twitter/url.svg?url=${encodeURIComponent('https://shields.io')}`
+  )

services/twitter/twitter.service.js

@@ -2,29 +2,33 @@
 
 const Joi = require('@hapi/joi')
 const { metric } = require('../text-formatters')
+const { optionalUrl } = require('../validators')
 const { BaseService, BaseJsonService, NotFound } = require('..')
 
+const queryParamSchema = Joi.object({
+  url: optionalUrl.required(),
+}).required()
+
 class TwitterUrl extends BaseService {
   static get category() {
     return 'social'
   }
 
   static get route() {
     return {
-      base: 'twitter/url',
-      // Do not base new services on this route pattern.
-      // See https://github.com/badges/shields/issues/3714
-      pattern: ':protocol(https|http)/:hostAndPath+',
+      base: 'twitter',
+      pattern: 'url',
+      queryParamSchema,
     }
   }
 
   static get examples() {
     return [
       {
         title: 'Twitter URL',
-        namedParams: {
-          protocol: 'http',
-          hostAndPath: 'shields.io',
+        namedParams: {},
+        queryParams: {
+          url: 'https://shields.io',
         },
         // hard code the static preview
         // because link[] is not allowed in examples
@@ -43,8 +47,8 @@ class TwitterUrl extends BaseService {
     }
   }
 
-  async handle({ protocol, hostAndPath }) {
-    const page = encodeURIComponent(`${protocol}://${hostAndPath}`)
+  async handle(_routeParams, { url }) {
+    const page = encodeURIComponent(`${url}`)
     return {
       label: 'tweet',
       message: '',

services/twitter/twitter.tester.js

@@ -34,7 +34,7 @@ t.create('Invalid Username Specified (only spaces)')
   })
 
 t.create('URL')
-  .get('/url/https/shields.io.json')
+  .get('/url.json?url=https://shields.io')
   .expectBadge({
     label: 'tweet',
     message: '',