Add oembed endpoint

server/controllers/services.ts

@@ -0,0 +1,62 @@
+import * as express from 'express'
+
+import { CONFIG, THUMBNAILS_SIZE } from '../initializers'
+import { oembedValidator } from '../middlewares'
+import { VideoInstance } from '../models'
+
+const servicesRouter = express.Router()
+
+servicesRouter.use('/oembed', oembedValidator, generateOEmbed)
+
+// ---------------------------------------------------------------------------
+
+export {
+  servicesRouter
+}
+
+// ---------------------------------------------------------------------------
+
+function generateOEmbed (req: express.Request, res: express.Response, next: express.NextFunction) {
+  const video = res.locals.video as VideoInstance
+  const webserverUrl = CONFIG.WEBSERVER.URL
+  const maxHeight = parseInt(req.query.maxheight, 10)
+  const maxWidth = parseInt(req.query.maxwidth, 10)
+
+  const embedUrl = webserverUrl + video.getEmbedPath()
+  let thumbnailUrl = webserverUrl + video.getThumbnailPath()
+  let embedWidth = 560
+  let embedHeight = 315
+
+  if (maxHeight < embedHeight) embedHeight = maxHeight
+  if (maxWidth < embedWidth) embedWidth = maxWidth
+
+  // Our thumbnail is too big for the consumer
+  if (
+    (maxHeight !== undefined && maxHeight < THUMBNAILS_SIZE.height) ||
+    (maxWidth !== undefined && maxWidth < THUMBNAILS_SIZE.width)
+  ) {
+    thumbnailUrl = undefined
+  }
+
+  const html = `<iframe width="${embedWidth}" height="${embedHeight}" src="${embedUrl}" frameborder="0" allowfullscreen></iframe>`
+
+  const json: any = {
+    type: 'video',
+    version: '1.0',
+    html,
+    width: embedWidth,
+    height: embedHeight,
+    title: video.name,
+    author_name: video.Author.name,
+    provider_name: 'PeerTube',
+    provider_url: webserverUrl
+  }
+
+  if (thumbnailUrl !== undefined) {
+    json.thumbnail_url = thumbnailUrl
+    json.thumbnail_width = THUMBNAILS_SIZE.width
+    json.thumbnail_height = THUMBNAILS_SIZE.height
+  }
+
+  return res.json(json)
+}