diff --git a/ghost/core/core/server/services/oembed/service.js b/ghost/core/core/server/services/oembed/service.js index 77b7cd72d2..25f55e88b1 100644 --- a/ghost/core/core/server/services/oembed/service.js +++ b/ghost/core/core/server/services/oembed/service.js @@ -1,8 +1,9 @@ const config = require('../../../shared/config'); +const storage = require('../../adapters/storage'); const externalRequest = require('../../lib/request-external'); const OEmbed = require('@tryghost/oembed-service'); -const oembed = new OEmbed({config, externalRequest}); +const oembed = new OEmbed({config, externalRequest, storage}); const NFT = require('./NFTOEmbedProvider'); const nft = new NFT({ diff --git a/ghost/core/test/e2e-api/admin/oembed.test.js b/ghost/core/test/e2e-api/admin/oembed.test.js index 39a6184baf..7cfad57810 100644 --- a/ghost/core/test/e2e-api/admin/oembed.test.js +++ b/ghost/core/test/e2e-api/admin/oembed.test.js @@ -6,6 +6,7 @@ const testUtils = require('../../utils/index'); const config = require('../../../core/shared/config/index'); const localUtils = require('./utils'); const {mockManager} = require('../../utils/e2e-framework'); +const oembed = require('../../../../core/core/server/services/oembed'); // for sinon stubs const dnsPromises = require('dns').promises; @@ -19,9 +20,18 @@ describe('Oembed API', function () { await localUtils.doAuth(request); }); + let processImageFromUrlStub; + beforeEach(function () { // ensure sure we're not network dependent mockManager.disableNetwork(); + processImageFromUrlStub = sinon.stub(oembed, 'processImageFromUrl'); + processImageFromUrlStub.callsFake(async function (imageUrl) { + if (imageUrl === 'http://example.com/bad-image') { + throw new Error('Failed to process image'); + } + return '/content/images/image-01.png'; + }); }); afterEach(function () { @@ -228,15 +238,10 @@ describe('Oembed API', function () { .get('/page-with-icon') .reply( 200, - 'TESTING', + 'TESTING', {'content-type': 'text/html'} ); - // Mock the icon URL to return 404 - nock('http://example.com/') - .head('/icon.svg') - .reply(404); - const url = encodeURIComponent(' http://example.com/page-with-icon\t '); // Whitespaces are to make sure urls are trimmed const res = await request.get(localUtils.API.getApiQuery(`oembed/?url=${url}&type=bookmark`)) .set('Origin', config.get('url')) @@ -252,6 +257,54 @@ describe('Oembed API', function () { }); }); + it('should fetch and store icons', async function () { + // Mock the page to contain a readable icon URL + const pageMock = nock('http://example.com') + .get('/page-with-icon') + .reply( + 200, + 'TESTING', + {'content-type': 'text/html'} + ); + + const url = encodeURIComponent(' http://example.com/page-with-icon\t '); // Whitespaces are to make sure urls are trimmed + const res = await request.get(localUtils.API.getApiQuery(`oembed/?url=${url}&type=bookmark`)) + .set('Origin', config.get('url')) + .expect('Content-Type', /json/) + .expect('Cache-Control', testUtils.cacheRules.private) + .expect(200); + + // Check that the icon URL mock was loaded + pageMock.isDone().should.be.true(); + + // Check that the substitute icon URL is returned in place of the original + res.body.metadata.icon.should.eql('/content/images/image-01.png'); + }); + + it('should fetch and store thumbnails', async function () { + // Mock the page to contain a readable icon URL + const pageMock = nock('http://example.com') + .get('/page-with-thumbnail') + .reply( + 200, + 'TESTING', + {'content-type': 'text/html'} + ); + + const url = encodeURIComponent(' http://example.com/page-with-thumbnail\t '); // Whitespaces are to make sure urls are trimmed + const res = await request.get(localUtils.API.getApiQuery(`oembed/?url=${url}&type=bookmark`)) + .set('Origin', config.get('url')) + .expect('Content-Type', /json/) + .expect('Cache-Control', testUtils.cacheRules.private) + .expect(200); + + // Check that the thumbnail URL mock was loaded + pageMock.isDone().should.be.true(); + + // Check that the substitute thumbnail URL is returned in place of the original + res.body.metadata.thumbnail.should.eql('/content/images/image-01.png'); + }); + describe('with unknown provider', function () { it('fetches url and follows redirects', async function () { const redirectMock = nock('http://test.com/') diff --git a/ghost/oembed-service/lib/OEmbedService.js b/ghost/oembed-service/lib/OEmbedService.js index 85e1330b71..1758cabf9f 100644 --- a/ghost/oembed-service/lib/OEmbedService.js +++ b/ghost/oembed-service/lib/OEmbedService.js @@ -4,6 +4,7 @@ const logging = require('@tryghost/logging'); const _ = require('lodash'); const charset = require('charset'); const iconv = require('iconv-lite'); +const path = require('path'); // Some sites block non-standard user agents so we need to mimic a typical browser const USER_AGENT = 'Mozilla/5.0 (compatible; Ghost/5.0; +https://ghost.org/)'; @@ -51,6 +52,11 @@ const findUrlWithProvider = (url) => { * @prop {(key: string) => string} get */ +/** + * @typedef {Object} IStorage + * @prop {(feature: string) => Object} getStorage + */ + /** * @typedef {(url: string, config: Object) => Promise} IExternalRequest */ @@ -66,10 +72,12 @@ class OEmbedService { * * @param {Object} dependencies * @param {IConfig} dependencies.config + * @param {IStorage} dependencies.storage * @param {IExternalRequest} dependencies.externalRequest */ - constructor({config, externalRequest}) { + constructor({config, externalRequest, storage}) { this.config = config; + this.storage = storage; /** @type {IExternalRequest} */ this.externalRequest = externalRequest; @@ -118,6 +126,44 @@ class OEmbedService { } } + /** + * Fetches the image buffer from a URL using fetch + * @param {String} imageUrl - URL of the image to fetch + * @returns {Promise} - Promise resolving to the image buffer + */ + async fetchImageBuffer(imageUrl) { + const response = await fetch(imageUrl); + + if (!response.ok) { + throw Error(`Failed to fetch image: ${response.statusText}`); + } + + const arrayBuffer = await response.arrayBuffer(); + + const buffer = Buffer.from(arrayBuffer); + return buffer; + } + + /** + * Process and store image from a URL + * @param {String} imageUrl - URL of the image to process + * @param {String} imageType - What is the image used for. Example - icon, thumbnail + * @returns {Promise} - URL where the image is stored + */ + async processImageFromUrl(imageUrl, imageType) { + // Fetch image buffer from the URL + const imageBuffer = await this.fetchImageBuffer(imageUrl); + + // Extract file name from URL + const fileName = path.basename(new URL(imageUrl).pathname); + + const targetPath = path.join(imageType, fileName); + + const imageStoredUrl = await this.storage.getStorage('images').saveRaw(imageBuffer, targetPath); + + return imageStoredUrl; + } + /** * @param {string} url * @param {Object} options @@ -271,14 +317,20 @@ class OEmbedService { }); } - if (metadata.icon) { - try { - await this.externalRequest.head(metadata.icon); - } catch (err) { + await this.processImageFromUrl(metadata.icon, 'icon') + .then((processedImageUrl) => { + metadata.icon = processedImageUrl; + }).catch((err) => { metadata.icon = 'https://static.ghost.org/v5.0.0/images/link-icon.svg'; logging.error(err); - } - } + }); + + await this.processImageFromUrl(metadata.thumbnail, 'thumbnail') + .then((processedImageUrl) => { + metadata.thumbnail = processedImageUrl; + }).catch((err) => { + logging.error(err); + }); return { version: '1.0',