Merge branch 'flash-support' into 'develop'

Flash support

See merge request pleroma/pleroma-fe!1380

build/dev-server.js

@@ -21,6 +21,7 @@ var compiler = webpack(webpackConfig)
 
 var devMiddleware = require('webpack-dev-middleware')(compiler, {
   publicPath: webpackConfig.output.publicPath,
+  writeToDisk: true,
   stats: {
     colors: true,
     chunks: false

build/webpack.base.conf.js

@@ -3,6 +3,7 @@ var config = require('../config')
 var utils = require('./utils')
 var projectRoot = path.resolve(__dirname, '../')
 var ServiceWorkerWebpackPlugin = require('serviceworker-webpack-plugin')
+var CopyPlugin = require('copy-webpack-plugin');
 
 var env = process.env.NODE_ENV
 // check env & config/index.js to decide weither to enable CSS Sourcemaps for the
@@ -93,6 +94,19 @@ module.exports = {
     new ServiceWorkerWebpackPlugin({
       entry: path.join(__dirname, '..', 'src/sw.js'),
       filename: 'sw-pleroma.js'
+    }),
+    // This copies Ruffle's WASM to a directory so that JS side can access it
+    new CopyPlugin({
+      patterns: [
+        {
+          from: "node_modules/ruffle-mirror/*",
+          to: "static/ruffle",
+          flatten: true
+        },
+      ],
+      options: {
+        concurrency: 100,
+      },
     })
   ]
 }

package.json

@@ -32,6 +32,7 @@
     "phoenix": "^1.3.0",
     "portal-vue": "^2.1.4",
     "punycode.js": "^2.1.0",
+    "ruffle-mirror": "^2021.4.10",
     "v-click-outside": "^2.1.1",
     "vue": "^2.6.11",
     "vue-i18n": "^7.3.2",
@@ -57,6 +58,7 @@
     "chalk": "^1.1.3",
     "chromedriver": "^87.0.1",
     "connect-history-api-fallback": "^1.1.0",
+    "copy-webpack-plugin": "^6.4.1",
     "cross-spawn": "^4.0.2",
     "css-loader": "^0.28.0",
     "custom-event-polyfill": "^1.0.7",
@@ -111,7 +113,7 @@
     "url-loader": "^1.1.2",
     "vue-loader": "^14.0.0",
     "vue-style-loader": "^4.0.0",
-    "webpack": "^4.0.0",
+    "webpack": "^4.44.0",
     "webpack-dev-middleware": "^3.6.0",
     "webpack-hot-middleware": "^2.12.2",
     "webpack-merge": "^0.14.1"

src/components/attachment/attachment.js

@@ -1,4 +1,5 @@
 import StillImage from '../still-image/still-image.vue'
+import Flash from '../flash/flash.vue'
 import VideoAttachment from '../video_attachment/video_attachment.vue'
 import nsfwImage from '../../assets/nsfw.png'
 import fileTypeService from '../../services/file_type/file_type.service.js'
@@ -43,6 +44,7 @@ const Attachment = {
     }
   },
   components: {
+    Flash,
     StillImage,
     VideoAttachment
   },

src/components/attachment/attachment.vue

@@ -117,6 +117,11 @@
         <!-- eslint-enable vue/no-v-html -->
       </div>
     </div>
+
+    <Flash
+      v-if="type === 'flash'"
+      :src="attachment.large_thumb_url || attachment.url"
+    />
   </div>
 </template>
 
@@ -172,6 +177,7 @@
   }
 
   .non-gallery.attachment {
+    &.flash,
     &.video {
       flex: 1 0 40%;
     }

src/components/flash/flash.js

@@ -0,0 +1,52 @@
+import RuffleService from '../../services/ruffle_service/ruffle_service.js'
+import { library } from '@fortawesome/fontawesome-svg-core'
+import {
+  faStop,
+  faExclamationTriangle
+} from '@fortawesome/free-solid-svg-icons'
+
+library.add(
+  faStop,
+  faExclamationTriangle
+)
+
+const Flash = {
+  props: [ 'src' ],
+  data () {
+    return {
+      player: false, // can be true, "hidden", false. hidden = element exists
+      loaded: false,
+      ruffleInstance: null
+    }
+  },
+  methods: {
+    openPlayer () {
+      if (this.player) return // prevent double-loading, or re-loading on failure
+      this.player = 'hidden'
+      RuffleService.getRuffle().then((ruffle) => {
+        const player = ruffle.newest().createPlayer()
+        player.config = {
+          letterbox: 'on'
+        }
+        const container = this.$refs.container
+        container.appendChild(player)
+        player.style.width = '100%'
+        player.style.height = '100%'
+        player.load(this.src).then(() => {
+          this.player = true
+        }).catch((e) => {
+          console.error('Error loading ruffle', e)
+          this.player = 'error'
+        })
+        this.ruffleInstance = player
+      })
+    },
+    closePlayer () {
+      console.log(this.ruffleInstance)
+      this.ruffleInstance.remove()
+      this.player = false
+    }
+  }
+}
+
+export default Flash

src/components/flash/flash.vue

@@ -0,0 +1,88 @@
+<template>
+  <div class="Flash">
+    <div
+      v-if="player === true || player === 'hidden'"
+      ref="container"
+      class="player"
+      :class="{ hidden: player === 'hidden' }"
+    />
+    <button
+      v-if="player !== true"
+      class="button-unstyled placeholder"
+      @click="openPlayer"
+    >
+      <span
+        v-if="player === 'hidden'"
+        class="label"
+      >
+        {{ $t('general.loading') }}
+      </span>
+      <span
+        v-if="player === 'error'"
+        class="label"
+      >
+        {{ $t('general.flash_fail') }}
+      </span>
+      <span
+        v-else
+        class="label"
+      >
+        <p>
+          {{ $t('general.flash_content') }}
+        </p>
+        <p>
+          <FAIcon icon="exclamation-triangle" />
+          {{ $t('general.flash_security') }}
+        </p>
+      </span>
+    </button>
+    <button
+      v-if="player"
+      class="button-unstyled hider"
+      @click="closePlayer"
+    >
+      <FAIcon icon="stop" />
+    </button>
+  </div>
+</template>
+
+<script src="./flash.js"></script>
+
+<style lang="scss">
+@import '../../_variables.scss';
+.Flash {
+  width: 100%;
+  height: 260px;
+  position: relative;
+
+  .player {
+    height: 100%;
+    width: 100%;
+  }
+
+  .hider {
+    top: 0;
+  }
+
+  .label {
+    text-align: center;
+    flex: 1 1 0;
+    line-height: 1.2;
+    white-space: normal;
+    word-wrap: normal;
+  }
+
+  .hidden {
+    display: none;
+    visibility: 'hidden';
+  }
+
+  .placeholder {
+    height: 100%;
+    flex: 1;
+    display: flex;
+    align-items: center;
+    justify-content: center;
+  }
+}
+</style>

src/i18n/en.json

@@ -79,7 +79,10 @@
     "role": {
       "admin": "Admin",
       "moderator": "Moderator"
-    }
+    },
+    "flash_content": "Click to show Flash content using Ruffle (Experimental, may not work).",
+    "flash_security": "Note that this can be potentially dangerous since Flash content is still arbitrary code.",
+    "flash_fail": "Failed to load flash content, see console for details."
   },
   "image_cropper": {
     "crop_picture": "Crop picture",

src/services/file_type/file_type.service.js

@@ -2,6 +2,10 @@
 // or the entire service could be just mimetype service that only operates
 // on mimetypes and not files. Currently the naming is confusing.
 const fileType = mimetype => {
+  if (mimetype.match(/flash/)) {
+    return 'flash'
+  }
+
   if (mimetype.match(/text\/html/)) {
     return 'html'
   }

src/services/ruffle_service/ruffle_service.js

@@ -0,0 +1,40 @@
+const createRuffleService = () => {
+  let ruffleInstance = null
+
+  const getRuffle = () => new Promise((resolve, reject) => {
+    if (ruffleInstance) {
+      resolve(ruffleInstance)
+      return
+    }
+    // Ruffle needs these to be set before it's loaded
+    // https://github.com/ruffle-rs/ruffle/issues/3952
+    window.RufflePlayer = {}
+    window.RufflePlayer.config = {
+      polyfills: false,
+      publicPath: '/static/ruffle'
+    }
+
+    // Currently it's seems like a better way of loading ruffle
+    // because it needs the wasm publically accessible, but it needs path to it
+    // and filename of wasm seems to be pseudo-randomly generated (is it a hash?)
+    const script = document.createElement('script')
+    // see webpack config, using CopyPlugin to copy it from node_modules
+    // provided via ruffle-mirror
+    script.src = '/static/ruffle/ruffle.js'
+    script.type = 'text/javascript'
+    script.onerror = (e) => { reject(e) }
+    script.onabort = (e) => { reject(e) }
+    script.oncancel = (e) => { reject(e) }
+    script.onload = () => {
+      ruffleInstance = window.RufflePlayer
+      resolve(ruffleInstance)
+    }
+    document.body.appendChild(script)
+  })
+
+  return { getRuffle }
+}
+
+const RuffleService = createRuffleService()
+
+export default RuffleService