From bd336345ee6f81a902f931edd0ab15ae04567b7c Mon Sep 17 00:00:00 2001
From: advplyr <advplyr@protonmail.com>
Date: Sat, 2 Oct 2021 13:50:39 -0500
Subject: [PATCH] Support for opus audio type, experimental features toggle,
 epub reader starting point

---
 client/components/app/Reader.vue     | 182 +++++++++++
 client/components/cards/BookCard.vue |  10 +-
 client/package-lock.json             | 160 +++++++++-
 client/package.json                  |   3 +-
 client/pages/audiobook/_id/index.vue |  29 +-
 client/pages/config/index.vue        |  42 ++-
 client/store/index.js                |   6 +-
 package-lock.json                    | 435 ++++++++++++++++++++++++++-
 package.json                         |   3 +-
 server/EbookReader.js                |  42 ---
 server/Server.js                     |  24 +-
 server/objects/Audiobook.js          |   7 +-
 server/objects/Stream.js             |   7 +-
 server/utils/globals.js              |   2 +-
 14 files changed, 880 insertions(+), 72 deletions(-)
 create mode 100644 client/components/app/Reader.vue
 delete mode 100644 server/EbookReader.js

diff --git a/client/components/app/Reader.vue b/client/components/app/Reader.vue
new file mode 100644
index 00000000..fb1c2ddb
--- /dev/null
+++ b/client/components/app/Reader.vue
@@ -0,0 +1,182 @@
+<template>
+  <div v-if="value" class="w-screen h-screen fixed top-0 left-0 z-50 bg-white text-black">
+    <div class="absolute top-4 right-4 z-10">
+      <span class="material-icons cursor-pointer text-4xl" @click="show = false">close</span>
+    </div>
+    <!-- <div v-if="chapters.length" class="absolute top-0 left-0 w-52">
+      <select v-model="selectedChapter" class="w-52" @change="changedChapter">
+        <option v-for="chapter in chapters" :key="chapter.href" :value="chapter.href">{{ chapter.label }}</option>
+      </select>
+    </div> -->
+    <div class="absolute top-4 left-4 font-book">
+      <h1 class="text-2xl mb-1">{{ title }}</h1>
+
+      <p v-if="author">by {{ author }}</p>
+    </div>
+    <div class="h-full flex items-center">
+      <div style="width: 100px; max-width: 100px" class="h-full flex items-center overflow-x-hidden">
+        <span v-show="hasPrev" class="material-icons text-black text-opacity-30 hover:text-opacity-80 cursor-pointer text-8xl" @click="pageLeft">chevron_left</span>
+      </div>
+      <div id="frame" class="w-full" style="height: 650px">
+        <div id="viewer" class="spreads"></div>
+
+        <div class="px-16 flex justify-center" style="height: 50px">
+          <p class="px-4">{{ progress }}%</p>
+        </div>
+      </div>
+      <div style="width: 100px; max-width: 100px" class="h-full flex items-center overflow-x-hidden">
+        <span v-show="hasNext" class="material-icons text-black text-opacity-30 hover:text-opacity-80 cursor-pointer text-8xl" @click="pageRight">chevron_right</span>
+      </div>
+    </div>
+  </div>
+</template>
+
+<script>
+import ePub from 'epubjs'
+
+export default {
+  props: {
+    value: Boolean,
+    url: String
+  },
+  data() {
+    return {
+      book: null,
+      rendition: null,
+      chapters: [],
+      title: '',
+      author: '',
+      progress: 0,
+      hasNext: true,
+      hasPrev: false
+    }
+  },
+  watch: {
+    show(newVal) {
+      if (newVal) {
+        this.init()
+      } else {
+        this.close()
+      }
+    }
+  },
+  computed: {
+    show: {
+      get() {
+        return this.value
+      },
+      set(val) {
+        this.$emit('input', val)
+      }
+    },
+    fullUrl() {
+      var serverUrl = process.env.serverUrl
+      return `${serverUrl}/${this.url}`
+    }
+  },
+  methods: {
+    changedChapter() {
+      if (this.rendition) {
+        this.rendition.display(this.selectedChapter)
+      }
+    },
+    pageLeft() {
+      if (this.rendition) {
+        this.rendition.prev()
+      }
+    },
+    pageRight() {
+      if (this.rendition) {
+        this.rendition.next()
+      }
+    },
+    keyUp(e) {
+      if (!this.rendition) {
+        console.error('No rendition')
+        return
+      }
+
+      if ((e.keyCode || e.which) == 37) {
+        this.rendition.prev()
+      } else if ((e.keyCode || e.which) == 39) {
+        this.rendition.next()
+      } else if ((e.keyCode || e.which) == 27) {
+        this.show = false
+      }
+    },
+    registerListeners() {
+      document.addEventListener('keyup', this.keyUp)
+    },
+    unregisterListeners() {
+      document.removeEventListener('keyup', this.keyUp)
+    },
+    init() {
+      this.registerListeners()
+
+      var book = ePub(this.fullUrl)
+      this.book = book
+
+      this.rendition = book.renderTo('viewer', {
+        width: window.innerWidth - 200,
+        height: 600,
+        ignoreClass: 'annotator-hl',
+        manager: 'continuous',
+        spread: 'always'
+      })
+      var displayed = this.rendition.display()
+
+      book.ready
+        .then(() => {
+          console.log('Book ready')
+          return book.locations.generate(1600)
+        })
+        .then((locations) => {
+          // console.log('Loaded locations', locations)
+          // Wait for book to be rendered to get current page
+          displayed.then(() => {
+            // Get the current CFI
+            var currentLocation = this.rendition.currentLocation()
+            if (!currentLocation.start) {
+              console.error('No Start', currentLocation)
+            } else {
+              var currentPage = book.locations.percentageFromCfi(currentLocation.start.cfi)
+              // console.log('current page', currentPage)
+            }
+          })
+        })
+
+      book.loaded.navigation.then((toc) => {
+        var _chapters = []
+        toc.forEach((chapter) => {
+          _chapters.push(chapter)
+        })
+        this.chapters = _chapters
+      })
+      book.loaded.metadata.then((metadata) => {
+        this.author = metadata.creator
+        this.title = metadata.title
+      })
+
+      this.rendition.on('keyup', this.keyUp)
+
+      this.rendition.on('relocated', (location) => {
+        var percent = book.locations.percentageFromCfi(location.start.cfi)
+        var percentage = Math.floor(percent * 100)
+        this.progress = percentage
+
+        this.hasNext = !location.atEnd
+        this.hasPrev = !location.atStart
+      })
+    },
+    close() {
+      this.unregisterListeners()
+    }
+  },
+  mounted() {
+    if (this.show) this.init()
+  },
+  beforeDestroy() {
+    this.unregisterListeners()
+  }
+}
+</script>
\ No newline at end of file
diff --git a/client/components/cards/BookCard.vue b/client/components/cards/BookCard.vue
index b027d25d..ba7b360d 100644
--- a/client/components/cards/BookCard.vue
+++ b/client/components/cards/BookCard.vue
@@ -33,9 +33,10 @@
             <p :style="{ fontSize: sizeMultiplier * 0.8 + 'rem' }">#{{ volumeNumber }}</p>
           </div>
 
-          <!-- <div v-if="true && hasEbook" class="absolute rounded-lg bg-black bg-opacity-90 box-shadow-md" :style="{ bottom: 0.375 * sizeMultiplier + 'rem', right: 0.375 * sizeMultiplier + 'rem', padding: `${0.1 * sizeMultiplier}rem ${0.25 * sizeMultiplier}rem` }">
-            <p :style="{ fontSize: sizeMultiplier * 0.8 + 'rem' }">EBook</p>
-          </div> -->
+          <div v-if="showExperimentalFeatures && hasEbook" class="absolute rounded-full bg-blue-500 w-6 h-6 flex items-center justify-center bg-opacity-90" :style="{ bottom: 0.375 * sizeMultiplier + 'rem', right: 0.375 * sizeMultiplier + 'rem', padding: `${0.1 * sizeMultiplier}rem ${0.25 * sizeMultiplier}rem` }">
+            <!-- <p :style="{ fontSize: sizeMultiplier * 0.8 + 'rem' }">EBook</p> -->
+            <span class="material-icons text-white text-base">auto_stories</span>
+          </div>
 
           <div v-show="!isSelectionMode" class="absolute bottom-0 left-0 h-1 shadow-sm max-w-full" :class="userIsRead ? 'bg-success' : 'bg-yellow-400'" :style="{ width: width * userProgressPercent + 'px' }"></div>
 
@@ -73,6 +74,9 @@ export default {
     }
   },
   computed: {
+    showExperimentalFeatures() {
+      return this.$store.state.showExperimentalFeatures
+    },
     isNew() {
       return this.tags.includes('New')
     },
diff --git a/client/package-lock.json b/client/package-lock.json
index d492c16f..808bbb7c 100644
--- a/client/package-lock.json
+++ b/client/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "audiobookshelf-client",
-  "version": "1.2.4",
+  "version": "1.3.4",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -2532,6 +2532,14 @@
       "resolved": "https://registry.npmjs.org/@types/less/-/less-3.0.2.tgz",
       "integrity": "sha512-62vfe65cMSzYaWmpmhqCMMNl0khen89w57mByPi1OseGfcV/LV03fO8YVrNj7rFQsRWNJo650WWyh6m7p8vZmA=="
     },
+    "@types/localforage": {
+      "version": "0.0.34",
+      "resolved": "https://registry.npmjs.org/@types/localforage/-/localforage-0.0.34.tgz",
+      "integrity": "sha1-XjHDLdh5HsS5/z70fJy1Wy0NlDg=",
+      "requires": {
+        "localforage": "*"
+      }
+    },
     "@types/mime": {
       "version": "1.3.2",
       "resolved": "https://registry.npmjs.org/@types/mime/-/mime-1.3.2.tgz",
@@ -4978,6 +4986,15 @@
       "resolved": "https://registry.npmjs.org/cyclist/-/cyclist-1.0.1.tgz",
       "integrity": "sha1-WW6WmP0MgOEgOMK4LW6xs1tiJNk="
     },
+    "d": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/d/-/d-1.0.1.tgz",
+      "integrity": "sha512-m62ShEObQ39CfralilEQRjH6oAMtNCV1xJyEx5LpRYUVN+EviphDgUc/F3hnYbADmkiNs67Y+3ylmlG7Lnu+FA==",
+      "requires": {
+        "es5-ext": "^0.10.50",
+        "type": "^1.0.1"
+      }
+    },
     "de-indent": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/de-indent/-/de-indent-1.0.2.tgz",
@@ -5373,6 +5390,22 @@
       "resolved": "https://registry.npmjs.org/entities/-/entities-2.2.0.tgz",
       "integrity": "sha512-p92if5Nz619I0w+akJrLZH0MX0Pb5DX39XOwQTtXSdQQOaYH03S1uIQp4mhOZtAXrxq4ViO67YTiLBo2638o9A=="
     },
+    "epubjs": {
+      "version": "0.3.88",
+      "resolved": "https://registry.npmjs.org/epubjs/-/epubjs-0.3.88.tgz",
+      "integrity": "sha512-VRumULpUELYmYwzypyfbDwoSIqDp2LXOXCtY3o55o3YDW5Zm32UjtZuX/xaWFGqyZORNNMWWQ8VlMaY1djnDYg==",
+      "requires": {
+        "@types/localforage": "0.0.34",
+        "core-js": "^3.6.5",
+        "event-emitter": "^0.3.5",
+        "jszip": "^3.4.0",
+        "localforage": "^1.7.3",
+        "lodash": "^4.17.15",
+        "marks-pane": "^1.0.9",
+        "path-webpack": "0.0.3",
+        "xmldom": "^0.3.0"
+      }
+    },
     "errno": {
       "version": "0.1.8",
       "resolved": "https://registry.npmjs.org/errno/-/errno-0.1.8.tgz",
@@ -5431,6 +5464,35 @@
         "is-symbol": "^1.0.2"
       }
     },
+    "es5-ext": {
+      "version": "0.10.53",
+      "resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.10.53.tgz",
+      "integrity": "sha512-Xs2Stw6NiNHWypzRTY1MtaG/uJlwCk8kH81920ma8mvN8Xq1gsfhZvpkImLQArw8AHnv8MT2I45J3c0R8slE+Q==",
+      "requires": {
+        "es6-iterator": "~2.0.3",
+        "es6-symbol": "~3.1.3",
+        "next-tick": "~1.0.0"
+      }
+    },
+    "es6-iterator": {
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/es6-iterator/-/es6-iterator-2.0.3.tgz",
+      "integrity": "sha1-p96IkUGgWpSwhUQDstCg+/qY87c=",
+      "requires": {
+        "d": "1",
+        "es5-ext": "^0.10.35",
+        "es6-symbol": "^3.1.1"
+      }
+    },
+    "es6-symbol": {
+      "version": "3.1.3",
+      "resolved": "https://registry.npmjs.org/es6-symbol/-/es6-symbol-3.1.3.tgz",
+      "integrity": "sha512-NJ6Yn3FuDinBaBRWl/q5X/s4koRHBrgKAu+yGI6JCBeiu3qrcbJhwT2GeR/EXVfylRk8dpQVJoLEFhK+Mu31NA==",
+      "requires": {
+        "d": "^1.0.1",
+        "ext": "^1.1.2"
+      }
+    },
     "escalade": {
       "version": "3.1.1",
       "resolved": "https://registry.npmjs.org/escalade/-/escalade-3.1.1.tgz",
@@ -5490,6 +5552,15 @@
       "resolved": "https://registry.npmjs.org/etag/-/etag-1.8.1.tgz",
       "integrity": "sha1-Qa4u62XvpiJorr/qg6x9eSmbCIc="
     },
+    "event-emitter": {
+      "version": "0.3.5",
+      "resolved": "https://registry.npmjs.org/event-emitter/-/event-emitter-0.3.5.tgz",
+      "integrity": "sha1-34xp7vFkeSPHFXuc6DhAYQsCzDk=",
+      "requires": {
+        "d": "1",
+        "es5-ext": "~0.10.14"
+      }
+    },
     "eventemitter3": {
       "version": "4.0.7",
       "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-4.0.7.tgz",
@@ -5580,6 +5651,21 @@
         }
       }
     },
+    "ext": {
+      "version": "1.6.0",
+      "resolved": "https://registry.npmjs.org/ext/-/ext-1.6.0.tgz",
+      "integrity": "sha512-sdBImtzkq2HpkdRLtlLWDa6w4DX22ijZLKx8BMPUuKe1c5lbN6xwQDQCxSfxBQnHZ13ls/FH0MQZx/q/gr6FQg==",
+      "requires": {
+        "type": "^2.5.0"
+      },
+      "dependencies": {
+        "type": {
+          "version": "2.5.0",
+          "resolved": "https://registry.npmjs.org/type/-/type-2.5.0.tgz",
+          "integrity": "sha512-180WMDQaIMm3+7hGXWf12GtdniDEy7nYcyFMKJn/eZz/6tSLXrUN9V0wKSbMjej0I1WHWbpREDEKHtqPQa9NNw=="
+        }
+      }
+    },
     "extend-shallow": {
       "version": "3.0.2",
       "resolved": "https://registry.npmjs.org/extend-shallow/-/extend-shallow-3.0.2.tgz",
@@ -6583,6 +6669,11 @@
       "resolved": "https://registry.npmjs.org/ignore/-/ignore-5.1.8.tgz",
       "integrity": "sha512-BMpfD7PpiETpBl/A6S498BaIJ6Y/ABT93ETbby2fP00v4EbvPBXWEoaR1UBPKs3iR53pJY7EtZk5KACI57i1Uw=="
     },
+    "immediate": {
+      "version": "3.0.6",
+      "resolved": "https://registry.npmjs.org/immediate/-/immediate-3.0.6.tgz",
+      "integrity": "sha1-nbHb0Pr43m++D13V5Wu2BigN5ps="
+    },
     "import-cwd": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/import-cwd/-/import-cwd-2.1.0.tgz",
@@ -7105,6 +7196,27 @@
         "universalify": "^2.0.0"
       }
     },
+    "jszip": {
+      "version": "3.7.1",
+      "resolved": "https://registry.npmjs.org/jszip/-/jszip-3.7.1.tgz",
+      "integrity": "sha512-ghL0tz1XG9ZEmRMcEN2vt7xabrDdqHHeykgARpmZ0BiIctWxM47Vt63ZO2dnp4QYt/xJVLLy5Zv1l/xRdh2byg==",
+      "requires": {
+        "lie": "~3.3.0",
+        "pako": "~1.0.2",
+        "readable-stream": "~2.3.6",
+        "set-immediate-shim": "~1.0.1"
+      },
+      "dependencies": {
+        "lie": {
+          "version": "3.3.0",
+          "resolved": "https://registry.npmjs.org/lie/-/lie-3.3.0.tgz",
+          "integrity": "sha512-UaiMJzeWRlEujzAuw5LokY1L5ecNQYZKfmyZ9L7wDHb/p5etKaxXhohBcrw0EYby+G/NA52vRSN4N39dxHAIwQ==",
+          "requires": {
+            "immediate": "~3.0.5"
+          }
+        }
+      }
+    },
     "keygrip": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/keygrip/-/keygrip-1.1.0.tgz",
@@ -7263,6 +7375,14 @@
         "launch-editor": "^2.2.1"
       }
     },
+    "lie": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/lie/-/lie-3.1.1.tgz",
+      "integrity": "sha1-mkNrLMd0bKWd56QfpGmz77dr2H4=",
+      "requires": {
+        "immediate": "~3.0.5"
+      }
+    },
     "lilconfig": {
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/lilconfig/-/lilconfig-2.0.3.tgz",
@@ -7300,6 +7420,14 @@
         }
       }
     },
+    "localforage": {
+      "version": "1.10.0",
+      "resolved": "https://registry.npmjs.org/localforage/-/localforage-1.10.0.tgz",
+      "integrity": "sha512-14/H1aX7hzBBmmh7sGPd+AOMkkIrHM3Z1PAyGgZigA1H1p5O5ANnMyWzvpAETtG68/dC4pC0ncy3+PPGzXZHPg==",
+      "requires": {
+        "lie": "3.1.1"
+      }
+    },
     "locate-path": {
       "version": "5.0.0",
       "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-5.0.0.tgz",
@@ -7412,6 +7540,11 @@
         "object-visit": "^1.0.0"
       }
     },
+    "marks-pane": {
+      "version": "1.0.9",
+      "resolved": "https://registry.npmjs.org/marks-pane/-/marks-pane-1.0.9.tgz",
+      "integrity": "sha512-Ahs4oeG90tbdPWwAJkAAoHg2lRR8lAs9mZXETNPO9hYg3AkjUJBKi1NQ4aaIQZVGrig7c/3NUV1jANl8rFTeMg=="
+    },
     "md5.js": {
       "version": "1.3.5",
       "resolved": "https://registry.npmjs.org/md5.js/-/md5.js-1.3.5.tgz",
@@ -7713,6 +7846,11 @@
       "resolved": "https://registry.npmjs.org/neo-async/-/neo-async-2.6.2.tgz",
       "integrity": "sha512-Yd3UES5mWCSqR+qNT93S3UoYUkqAZ9lLg8a7g9rimsWmYGK8cVToA4/sF3RrshdyV3sAGMXVUmpMYOw+dLpOuw=="
     },
+    "next-tick": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/next-tick/-/next-tick-1.0.0.tgz",
+      "integrity": "sha1-yobR/ogoFpsBICCOPchCS524NCw="
+    },
     "no-case": {
       "version": "3.0.4",
       "resolved": "https://registry.npmjs.org/no-case/-/no-case-3.0.4.tgz",
@@ -8334,6 +8472,11 @@
       "resolved": "https://registry.npmjs.org/path-type/-/path-type-4.0.0.tgz",
       "integrity": "sha512-gDKb8aZMDeD/tZWs9P6+q0J9Mwkdl6xMV8TjnGP3qJVJ06bdMgkbBlLU8IdfOsIsFz2BW1rNVT3XuNEl8zPAvw=="
     },
+    "path-webpack": {
+      "version": "0.0.3",
+      "resolved": "https://registry.npmjs.org/path-webpack/-/path-webpack-0.0.3.tgz",
+      "integrity": "sha1-/23sdJ7sWpRgXATV9j/FVgegOhY="
+    },
     "pbkdf2": {
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/pbkdf2/-/pbkdf2-3.1.2.tgz",
@@ -11708,6 +11851,11 @@
       "resolved": "https://registry.npmjs.org/server-destroy/-/server-destroy-1.0.1.tgz",
       "integrity": "sha1-8Tv5KOQrnD55OD5hzDmYtdFObN0="
     },
+    "set-immediate-shim": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/set-immediate-shim/-/set-immediate-shim-1.0.1.tgz",
+      "integrity": "sha1-SysbJ+uAip+NzEgaWOXlb1mfP2E="
+    },
     "set-value": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/set-value/-/set-value-2.0.1.tgz",
@@ -12814,6 +12962,11 @@
       "resolved": "https://registry.npmjs.org/tty-browserify/-/tty-browserify-0.0.0.tgz",
       "integrity": "sha1-oVe6QC2iTpv5V/mqadUk7tQpAaY="
     },
+    "type": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/type/-/type-1.2.0.tgz",
+      "integrity": "sha512-+5nt5AAniqsCnu2cEQQdpzCAh33kVx8n0VoFidKpB1dVVLAN/F+bgVOqOJqOnEnrhp222clB5p3vUlD+1QAnfg=="
+    },
     "type-fest": {
       "version": "0.21.3",
       "resolved": "https://registry.npmjs.org/type-fest/-/type-fest-0.21.3.tgz",
@@ -14145,6 +14298,11 @@
       "resolved": "https://registry.npmjs.org/ws/-/ws-7.5.3.tgz",
       "integrity": "sha512-kQ/dHIzuLrS6Je9+uv81ueZomEwH0qVYstcAQ4/Z93K8zeko9gtAbttJWzoC5ukqXY1PpoouV3+VSOqEAFt5wg=="
     },
+    "xmldom": {
+      "version": "0.3.0",
+      "resolved": "https://registry.npmjs.org/xmldom/-/xmldom-0.3.0.tgz",
+      "integrity": "sha512-z9s6k3wxE+aZHgXYxSTpGDo7BYOUfJsIRyoZiX6HTjwpwfS2wpQBQKa2fD+ShLyPkqDYo5ud7KitmLZ2Cd6r0g=="
+    },
     "xtend": {
       "version": "4.0.2",
       "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
diff --git a/client/package.json b/client/package.json
index a9d7b142..5925cc44 100644
--- a/client/package.json
+++ b/client/package.json
@@ -1,6 +1,6 @@
 {
   "name": "audiobookshelf-client",
-  "version": "1.3.4",
+  "version": "1.3.5",
   "description": "Audiobook manager and player",
   "main": "index.js",
   "scripts": {
@@ -15,6 +15,7 @@
     "@nuxtjs/axios": "^5.13.6",
     "@nuxtjs/proxy": "^2.1.0",
     "core-js": "^3.16.0",
+    "epubjs": "^0.3.88",
     "hls.js": "^1.0.7",
     "nuxt": "^2.15.7",
     "nuxt-socket-io": "^1.1.18",
diff --git a/client/pages/audiobook/_id/index.vue b/client/pages/audiobook/_id/index.vue
index b3d96122..2c48d466 100644
--- a/client/pages/audiobook/_id/index.vue
+++ b/client/pages/audiobook/_id/index.vue
@@ -42,10 +42,10 @@
               Missing
             </ui-btn>
 
-            <!-- <ui-btn v-if="ebooks.length" color="info" :padding-x="4" small class="flex items-center h-9 mr-2" @click="openEbook">
+            <ui-btn v-if="showExperimentalFeatures && epubEbook" color="info" :padding-x="4" small class="flex items-center h-9 mr-2" @click="openEbook">
               <span class="material-icons -ml-2 pr-2 text-white">auto_stories</span>
               Read
-            </ui-btn> -->
+            </ui-btn>
 
             <ui-tooltip v-if="userCanUpdate" text="Edit" direction="top">
               <ui-icon-btn icon="edit" class="mx-0.5" @click="editClick" />
@@ -91,9 +91,9 @@
           <tables-other-files-table v-if="otherFiles.length" :audiobook-id="audiobook.id" :files="otherFiles" class="mt-6" />
         </div>
       </div>
-
-      <div id="area"></div>
     </div>
+
+    <app-reader v-if="showExperimentalFeatures" v-model="showReader" :url="epubUrl" />
   </div>
 </template>
 
@@ -117,6 +117,7 @@ export default {
   },
   data() {
     return {
+      showReader: false,
       isRead: false,
       resettingProgress: false,
       isProcessingReadUpdate: false
@@ -134,6 +135,9 @@ export default {
     isDeveloperMode() {
       return this.$store.state.developerMode
     },
+    showExperimentalFeatures() {
+      return this.$store.state.showExperimentalFeatures
+    },
     missingPartChunks() {
       if (this.missingParts === 1) return this.missingParts[0]
       var chunks = []
@@ -233,6 +237,12 @@ export default {
     ebooks() {
       return this.audiobook.ebooks
     },
+    epubEbook() {
+      return this.audiobook.ebooks.find((eb) => eb.ext === '.epub')
+    },
+    epubUrl() {
+      return this.epubEbook ? this.epubEbook.path : null
+    },
     description() {
       return this.book.description || ''
     },
@@ -272,16 +282,7 @@ export default {
   },
   methods: {
     openEbook() {
-      var ebook = this.ebooks[0]
-      console.log('Ebook', ebook)
-      this.$axios
-        .$get(`/ebook/open/${this.audiobookId}/${ebook.ino}`)
-        .then(() => {
-          console.log('opened')
-        })
-        .catch((error) => {
-          console.error('failed', error)
-        })
+      this.showReader = true
     },
     toggleRead() {
       var updatePayload = {
diff --git a/client/pages/config/index.vue b/client/pages/config/index.vue
index c25ef8b6..e47242f2 100644
--- a/client/pages/config/index.vue
+++ b/client/pages/config/index.vue
@@ -37,7 +37,7 @@
 
       <div class="h-0.5 bg-primary bg-opacity-50 w-full" />
 
-      <div class="py-4 mb-4">
+      <div class="py-4">
         <p class="text-2xl">Scanner</p>
         <div class="flex items-start py-2">
           <div class="py-2">
@@ -61,6 +61,8 @@
         </div>
       </div>
 
+      <div class="h-0.5 bg-primary bg-opacity-50 w-full" />
+
       <div class="py-4 mb-4">
         <p class="text-2xl">Metadata</p>
         <div class="flex items-start py-2">
@@ -103,7 +105,27 @@
           </svg>
         </a>
       </div>
+
+      <div class="h-0.5 bg-primary bg-opacity-30 w-full" />
+
+      <div class="py-12 mb-4 opacity-60 hover:opacity-100">
+        <div class="flex items-center">
+          <div>
+            <div class="flex items-center">
+              <ui-toggle-switch v-model="showExperimentalFeatures" @input="toggleShowExperimentalFeatures" />
+              <ui-tooltip :text="experimentalFeaturesTooltip">
+                <p class="pl-4 text-lg">Experimental Features <span class="material-icons icon-text">info_outlined</span></p>
+              </ui-tooltip>
+            </div>
+          </div>
+          <!-- <div class="flex-grow" /> -->
+          <div>
+            <a href="https://github.com/advplyr/audiobookshelf/discussions/75#discussion-3604812" target="_blank" class="text-blue-500 hover:text-blue-300 underline">Join the discussion</a>
+          </div>
+        </div>
+      </div>
     </div>
+
     <div class="fixed bottom-0 left-0 w-10 h-10" @dblclick="setDeveloperMode"></div>
 
     <modals-account-modal v-model="showAccountModal" :account="selectedAccount" />
@@ -147,6 +169,9 @@ export default {
     saveMetadataTooltip() {
       return 'This will write a "metadata.nfo" file in all of your audiobook directories.'
     },
+    experimentalFeaturesTooltip() {
+      return 'Features in development that could use your feedback and help testing.'
+    },
     serverSettings() {
       return this.$store.state.serverSettings
     },
@@ -158,9 +183,15 @@ export default {
     },
     isScanningCovers() {
       return this.$store.state.isScanningCovers
+    },
+    showExperimentalFeatures() {
+      return this.$store.state.showExperimentalFeatures
     }
   },
   methods: {
+    toggleShowExperimentalFeatures() {
+      this.$store.commit('setExperimentalFeatures', !this.showExperimentalFeatures)
+    },
     updateCoverStorageDestination(val) {
       this.newServerSettings.coverDestination = val ? this.$constants.CoverDestination.AUDIOBOOK : this.$constants.CoverDestination.METADATA
       this.updateServerSettings({
@@ -190,6 +221,15 @@ export default {
       var value = !this.$store.state.developerMode
       this.$store.commit('setDeveloperMode', value)
       this.$toast.info(`Developer Mode ${value ? 'Enabled' : 'Disabled'}`)
+
+      this.$axios
+        .$get('/test-fs')
+        .then((res) => {
+          console.log('Test FS Result', res)
+        })
+        .catch((error) => {
+          console.error('Failed to test FS', error)
+        })
     },
     scan() {
       this.$root.socket.emit('scan')
diff --git a/client/store/index.js b/client/store/index.js
index 2eafacc3..7752c159 100644
--- a/client/store/index.js
+++ b/client/store/index.js
@@ -17,7 +17,8 @@ export const state = () => ({
   selectedAudiobooks: [],
   processingBatch: false,
   previousPath: '/',
-  routeHistory: []
+  routeHistory: [],
+  showExperimentalFeatures: false
 })
 
 export const getters = {
@@ -146,5 +147,8 @@ export const mutations = {
   },
   setProcessingBatch(state, val) {
     state.processingBatch = val
+  },
+  setExperimentalFeatures(state, val) {
+    state.showExperimentalFeatures = val
   }
 }
\ No newline at end of file
diff --git a/package-lock.json b/package-lock.json
index 5cb90522..70444ad4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "audiobookshelf",
-  "version": "1.3.2",
+  "version": "1.3.4",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -69,6 +69,12 @@
         "@types/node": "*"
       }
     },
+    "abbrev": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
+      "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q==",
+      "optional": true
+    },
     "aborter": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/aborter/-/aborter-1.1.0.tgz",
@@ -83,6 +89,23 @@
         "negotiator": "0.6.2"
       }
     },
+    "adm-zip": {
+      "version": "0.4.16",
+      "resolved": "https://registry.npmjs.org/adm-zip/-/adm-zip-0.4.16.tgz",
+      "integrity": "sha512-TFi4HBKSGfIKsK5YCkKaaFG2m4PEDyViZmEwof3MTIgzimHLto6muaHVpbrljdIvIrFZzEq/p4nafOeLcYegrg=="
+    },
+    "ansi-regex": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
+      "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
+      "optional": true
+    },
+    "aproba": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/aproba/-/aproba-1.2.0.tgz",
+      "integrity": "sha512-Y9J6ZjXtoYh8RnXVCMOU/ttDmk1aBjunq9vO0ta5x85WDQiQfUF9sIPBITdbiiIVcBo03Hi3jMxigBtsddlXRw==",
+      "optional": true
+    },
     "archiver": {
       "version": "5.3.0",
       "resolved": "https://registry.npmjs.org/archiver/-/archiver-5.3.0.tgz",
@@ -138,6 +161,33 @@
         "is-primitive": "^3.0.1"
       }
     },
+    "are-we-there-yet": {
+      "version": "1.1.7",
+      "resolved": "https://registry.npmjs.org/are-we-there-yet/-/are-we-there-yet-1.1.7.tgz",
+      "integrity": "sha512-nxwy40TuMiUGqMyRHgCSWZ9FM4VAoRP4xUYSTv5ImRog+h9yISPbVH7H8fASCIzYn9wlEv4zvFL7uKDMCFQm3g==",
+      "optional": true,
+      "requires": {
+        "delegates": "^1.0.0",
+        "readable-stream": "^2.0.6"
+      },
+      "dependencies": {
+        "readable-stream": {
+          "version": "2.3.7",
+          "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-2.3.7.tgz",
+          "integrity": "sha512-Ebho8K4jIbHAxnuxi7o42OrZgF/ZTNcsZj6nRKyUmkhLFq8CHItp/fy6hQZuZmP/n3yZ9VBUbp4zz/mX8hmYPw==",
+          "optional": true,
+          "requires": {
+            "core-util-is": "~1.0.0",
+            "inherits": "~2.0.3",
+            "isarray": "~1.0.0",
+            "process-nextick-args": "~2.0.0",
+            "safe-buffer": "~5.1.1",
+            "string_decoder": "~1.1.1",
+            "util-deprecate": "~1.0.1"
+          }
+        }
+      }
+    },
     "array-back": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/array-back/-/array-back-3.1.0.tgz",
@@ -285,6 +335,12 @@
         "responselike": "^2.0.0"
       }
     },
+    "chownr": {
+      "version": "1.1.4",
+      "resolved": "https://registry.npmjs.org/chownr/-/chownr-1.1.4.tgz",
+      "integrity": "sha512-jJ0bqzaylmJtVnNgzTeSOs8DPavpbYgEr/b0YL8/2GO3xJEhInFmhKMUnEJQjZumK7KXGFhUy89PrsJWlakBVg==",
+      "optional": true
+    },
     "clone-response": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/clone-response/-/clone-response-1.0.2.tgz",
@@ -293,6 +349,12 @@
         "mimic-response": "^1.0.0"
       }
     },
+    "code-point-at": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/code-point-at/-/code-point-at-1.1.0.tgz",
+      "integrity": "sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c=",
+      "optional": true
+    },
     "command-line-args": {
       "version": "5.2.0",
       "resolved": "https://registry.npmjs.org/command-line-args/-/command-line-args-5.2.0.tgz",
@@ -325,6 +387,12 @@
       "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
       "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s="
     },
+    "console-control-strings": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/console-control-strings/-/console-control-strings-1.1.0.tgz",
+      "integrity": "sha1-PXz0Rk22RG6mRL9LOVB/mFEAjo4=",
+      "optional": true
+    },
     "content-disposition": {
       "version": "0.5.3",
       "resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.3.tgz",
@@ -417,11 +485,23 @@
         }
       }
     },
+    "deep-extend": {
+      "version": "0.6.0",
+      "resolved": "https://registry.npmjs.org/deep-extend/-/deep-extend-0.6.0.tgz",
+      "integrity": "sha512-LOHxIOaPYdHlJRtCQfDIVZtfw/ufM8+rVj649RIHzcm/vGwQRXFt6OPqIFWsm2XEMrNIEtWR64sY1LEKD2vAOA==",
+      "optional": true
+    },
     "defer-to-connect": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/defer-to-connect/-/defer-to-connect-2.0.1.tgz",
       "integrity": "sha512-4tvttepXG1VaYGrRibk5EwJd1t4udunSOVMdLSAL6mId1ix438oPwPZMALY41FCijukO1L0twNcGsdzS7dHgDg=="
     },
+    "delegates": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/delegates/-/delegates-1.0.0.tgz",
+      "integrity": "sha1-hMbhWbgZBP3KWaDvRM2HDTElD5o=",
+      "optional": true
+    },
     "depd": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz",
@@ -432,6 +512,12 @@
       "resolved": "https://registry.npmjs.org/destroy/-/destroy-1.0.4.tgz",
       "integrity": "sha1-l4hXRCxEdJ5CBmE+N5RiBYJqvYA="
     },
+    "detect-libc": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/detect-libc/-/detect-libc-1.0.3.tgz",
+      "integrity": "sha1-+hN8S9aY7fVc1c0CrFWfkaTEups=",
+      "optional": true
+    },
     "dicer": {
       "version": "0.3.0",
       "resolved": "https://registry.npmjs.org/dicer/-/dicer-0.3.0.tgz",
@@ -508,6 +594,16 @@
         "base64-arraybuffer": "0.1.4"
       }
     },
+    "epub": {
+      "version": "1.2.1",
+      "resolved": "https://registry.npmjs.org/epub/-/epub-1.2.1.tgz",
+      "integrity": "sha512-2GDDr2qcH3dvwX1lgwCQ3gki0CwwrxELLI005SauhT2TacJUiDqZrQuGuOSWEYIHX6ox5kXHpn1ZjsHqkNCb+g==",
+      "requires": {
+        "adm-zip": "^0.4.11",
+        "xml2js": "^0.4.23",
+        "zipfile": "^0.5.11"
+      }
+    },
     "escape-html": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/escape-html/-/escape-html-1.0.3.tgz",
@@ -639,11 +735,36 @@
         "universalify": "^2.0.0"
       }
     },
+    "fs-minipass": {
+      "version": "1.2.7",
+      "resolved": "https://registry.npmjs.org/fs-minipass/-/fs-minipass-1.2.7.tgz",
+      "integrity": "sha512-GWSSJGFy4e9GUeCcbIkED+bgAoFyj7XF1mV8rma3QW4NIqX9Kyx79N/PF61H5udOV3aY1IaMLs6pGbH71nlCTA==",
+      "optional": true,
+      "requires": {
+        "minipass": "^2.6.0"
+      }
+    },
     "fs.realpath": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
       "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8="
     },
+    "gauge": {
+      "version": "2.7.4",
+      "resolved": "https://registry.npmjs.org/gauge/-/gauge-2.7.4.tgz",
+      "integrity": "sha1-LANAXHU4w51+s3sxcCLjJfsBi/c=",
+      "optional": true,
+      "requires": {
+        "aproba": "^1.0.3",
+        "console-control-strings": "^1.0.0",
+        "has-unicode": "^2.0.0",
+        "object-assign": "^4.1.0",
+        "signal-exit": "^3.0.0",
+        "string-width": "^1.0.1",
+        "strip-ansi": "^3.0.1",
+        "wide-align": "^1.1.0"
+      }
+    },
     "get-stream": {
       "version": "5.2.0",
       "resolved": "https://registry.npmjs.org/get-stream/-/get-stream-5.2.0.tgz",
@@ -689,6 +810,12 @@
       "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.2.6.tgz",
       "integrity": "sha512-nTnJ528pbqxYanhpDYsi4Rd8MAeaBA67+RZ10CM1m3bTAVFEDcd5AuA4a6W5YkGZ1iNXHzZz8T6TBKLeBuNriQ=="
     },
+    "has-unicode": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/has-unicode/-/has-unicode-2.0.1.tgz",
+      "integrity": "sha1-4Ob+aijPUROIVeCG0Wkedx3iqLk=",
+      "optional": true
+    },
     "http-cache-semantics": {
       "version": "4.1.0",
       "resolved": "https://registry.npmjs.org/http-cache-semantics/-/http-cache-semantics-4.1.0.tgz",
@@ -728,6 +855,15 @@
       "resolved": "https://registry.npmjs.org/ieee754/-/ieee754-1.2.1.tgz",
       "integrity": "sha512-dcyqhDvX1C46lXZcVqCpK+FtMRQVdIMN6/Df5js2zouUsqG7I6sFxitIC+7KYK29KdXOLHdu9zL4sFnoVQnqaA=="
     },
+    "ignore-walk": {
+      "version": "3.0.4",
+      "resolved": "https://registry.npmjs.org/ignore-walk/-/ignore-walk-3.0.4.tgz",
+      "integrity": "sha512-PY6Ii8o1jMRA1z4F2hRkH/xN59ox43DavKvD3oDpfurRlOJyAHpifIwpbdv1n4jt4ov0jSpw3kQ4GhJnpBL6WQ==",
+      "optional": true,
+      "requires": {
+        "minimatch": "^3.0.4"
+      }
+    },
     "image-type": {
       "version": "4.1.0",
       "resolved": "https://registry.npmjs.org/image-type/-/image-type-4.1.0.tgz",
@@ -750,6 +886,12 @@
       "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.3.tgz",
       "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4="
     },
+    "ini": {
+      "version": "1.3.8",
+      "resolved": "https://registry.npmjs.org/ini/-/ini-1.3.8.tgz",
+      "integrity": "sha512-JV/yugV2uzW5iMRSiZAyDtQd+nxtUnjeLt0acNdw98kKLrvuRVyB80tsREOE7yvGVgalhZ6RNXCmEHkUKBKxew==",
+      "optional": true
+    },
     "ip": {
       "version": "1.1.5",
       "resolved": "https://registry.npmjs.org/ip/-/ip-1.1.5.tgz",
@@ -760,6 +902,15 @@
       "resolved": "https://registry.npmjs.org/ipaddr.js/-/ipaddr.js-1.9.1.tgz",
       "integrity": "sha512-0KI/607xoxSToH7GjN1FfSbLoU0+btTicjsQSWQlh/hZykN8KpmMf7uYwPW3R+akZ6R/w18ZlXSHBYXiYUPO3g=="
     },
+    "is-fullwidth-code-point": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz",
+      "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
+      "optional": true,
+      "requires": {
+        "number-is-nan": "^1.0.0"
+      }
+    },
     "is-primitive": {
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/is-primitive/-/is-primitive-3.0.1.tgz",
@@ -983,11 +1134,79 @@
         "brace-expansion": "^1.1.7"
       }
     },
+    "minimist": {
+      "version": "1.2.5",
+      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
+      "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw==",
+      "optional": true
+    },
+    "minipass": {
+      "version": "2.9.0",
+      "resolved": "https://registry.npmjs.org/minipass/-/minipass-2.9.0.tgz",
+      "integrity": "sha512-wxfUjg9WebH+CUDX/CdbRlh5SmfZiy/hpkxaRI16Y9W56Pa75sWgd/rvFilSgrauD9NyFymP/+JFV3KwzIsJeg==",
+      "optional": true,
+      "requires": {
+        "safe-buffer": "^5.1.2",
+        "yallist": "^3.0.0"
+      }
+    },
+    "minizlib": {
+      "version": "1.3.3",
+      "resolved": "https://registry.npmjs.org/minizlib/-/minizlib-1.3.3.tgz",
+      "integrity": "sha512-6ZYMOEnmVsdCeTJVE0W9ZD+pVnE8h9Hma/iOwwRDsdQoePpoX56/8B6z3P9VNwppJuBKNRuFDRNRqRWexT9G9Q==",
+      "optional": true,
+      "requires": {
+        "minipass": "^2.9.0"
+      }
+    },
+    "mkdirp": {
+      "version": "0.5.5",
+      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.5.tgz",
+      "integrity": "sha512-NKmAlESf6jMGym1++R0Ra7wvhV+wFW63FaSOFPwRahvea0gMUcGUhVeAg/0BC0wiv9ih5NYPB1Wn1UEI1/L+xQ==",
+      "optional": true,
+      "requires": {
+        "minimist": "^1.2.5"
+      }
+    },
     "ms": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
       "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g="
     },
+    "nan": {
+      "version": "2.10.0",
+      "resolved": "https://registry.npmjs.org/nan/-/nan-2.10.0.tgz",
+      "integrity": "sha512-bAdJv7fBLhWC+/Bls0Oza+mvTaNQtP+1RyhhhvD95pgUJz6XM5IzgmxOkItJ9tkoCiplvAnXI1tNmmUD/eScyA==",
+      "optional": true
+    },
+    "needle": {
+      "version": "2.9.1",
+      "resolved": "https://registry.npmjs.org/needle/-/needle-2.9.1.tgz",
+      "integrity": "sha512-6R9fqJ5Zcmf+uYaFgdIHmLwNldn5HbK8L5ybn7Uz+ylX/rnOsSp1AHcvQSrCaFN+qNM1wpymHqD7mVasEOlHGQ==",
+      "optional": true,
+      "requires": {
+        "debug": "^3.2.6",
+        "iconv-lite": "^0.4.4",
+        "sax": "^1.2.4"
+      },
+      "dependencies": {
+        "debug": {
+          "version": "3.2.7",
+          "resolved": "https://registry.npmjs.org/debug/-/debug-3.2.7.tgz",
+          "integrity": "sha512-CFjzYYAi4ThfiQvizrFQevTTXHtnCqWfe7x1AhgEscTz6ZbLbfoLRLPugTQyBth6f8ZERVUSyWHFD/7Wu4t1XQ==",
+          "optional": true,
+          "requires": {
+            "ms": "^2.1.1"
+          }
+        },
+        "ms": {
+          "version": "2.1.3",
+          "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
+          "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==",
+          "optional": true
+        }
+      }
+    },
     "negotiator": {
       "version": "0.6.2",
       "resolved": "https://registry.npmjs.org/negotiator/-/negotiator-0.6.2.tgz",
@@ -1009,6 +1228,34 @@
         "minimatch": "^3.0.2"
       }
     },
+    "node-pre-gyp": {
+      "version": "0.10.3",
+      "resolved": "https://registry.npmjs.org/node-pre-gyp/-/node-pre-gyp-0.10.3.tgz",
+      "integrity": "sha512-d1xFs+C/IPS8Id0qPTZ4bUT8wWryfR/OzzAFxweG+uLN85oPzyo2Iw6bVlLQ/JOdgNonXLCoRyqDzDWq4iw72A==",
+      "optional": true,
+      "requires": {
+        "detect-libc": "^1.0.2",
+        "mkdirp": "^0.5.1",
+        "needle": "^2.2.1",
+        "nopt": "^4.0.1",
+        "npm-packlist": "^1.1.6",
+        "npmlog": "^4.0.2",
+        "rc": "^1.2.7",
+        "rimraf": "^2.6.1",
+        "semver": "^5.3.0",
+        "tar": "^4"
+      }
+    },
+    "nopt": {
+      "version": "4.0.3",
+      "resolved": "https://registry.npmjs.org/nopt/-/nopt-4.0.3.tgz",
+      "integrity": "sha512-CvaGwVMztSMJLOeXPrez7fyfObdZqNUK1cPAEzLHrTybIua9pMdmmPR5YwtfNftIOMv3DPUhFaxsZMNTQO20Kg==",
+      "optional": true,
+      "requires": {
+        "abbrev": "1",
+        "osenv": "^0.1.4"
+      }
+    },
     "normalize-path": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/normalize-path/-/normalize-path-3.0.0.tgz",
@@ -1019,6 +1266,50 @@
       "resolved": "https://registry.npmjs.org/normalize-url/-/normalize-url-6.1.0.tgz",
       "integrity": "sha512-DlL+XwOy3NxAQ8xuC0okPgK46iuVNAK01YN7RueYBqqFeGsBjV9XmCAzAdgt+667bCl5kPh9EqKKDwnaPG1I7A=="
     },
+    "npm-bundled": {
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/npm-bundled/-/npm-bundled-1.1.2.tgz",
+      "integrity": "sha512-x5DHup0SuyQcmL3s7Rx/YQ8sbw/Hzg0rj48eN0dV7hf5cmQq5PXIeioroH3raV1QC1yh3uTYuMThvEQF3iKgGQ==",
+      "optional": true,
+      "requires": {
+        "npm-normalize-package-bin": "^1.0.1"
+      }
+    },
+    "npm-normalize-package-bin": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/npm-normalize-package-bin/-/npm-normalize-package-bin-1.0.1.tgz",
+      "integrity": "sha512-EPfafl6JL5/rU+ot6P3gRSCpPDW5VmIzX959Ob1+ySFUuuYHWHekXpwdUZcKP5C+DS4GEtdJluwBjnsNDl+fSA==",
+      "optional": true
+    },
+    "npm-packlist": {
+      "version": "1.4.8",
+      "resolved": "https://registry.npmjs.org/npm-packlist/-/npm-packlist-1.4.8.tgz",
+      "integrity": "sha512-5+AZgwru5IevF5ZdnFglB5wNlHG1AOOuw28WhUq8/8emhBmLv6jX5by4WJCh7lW0uSYZYS6DXqIsyZVIXRZU9A==",
+      "optional": true,
+      "requires": {
+        "ignore-walk": "^3.0.1",
+        "npm-bundled": "^1.0.1",
+        "npm-normalize-package-bin": "^1.0.1"
+      }
+    },
+    "npmlog": {
+      "version": "4.1.2",
+      "resolved": "https://registry.npmjs.org/npmlog/-/npmlog-4.1.2.tgz",
+      "integrity": "sha512-2uUqazuKlTaSI/dC8AzicUck7+IrEaOnN/e0jd3Xtt1KcGpwx30v50mL7oPyr/h9bL3E4aZccVwpwP+5W9Vjkg==",
+      "optional": true,
+      "requires": {
+        "are-we-there-yet": "~1.1.2",
+        "console-control-strings": "~1.1.0",
+        "gauge": "~2.7.3",
+        "set-blocking": "~2.0.0"
+      }
+    },
+    "number-is-nan": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/number-is-nan/-/number-is-nan-1.0.1.tgz",
+      "integrity": "sha1-CXtgK1NCKlIsGvuHkDGDNpQaAR0=",
+      "optional": true
+    },
     "object-assign": {
       "version": "4.1.1",
       "resolved": "https://registry.npmjs.org/object-assign/-/object-assign-4.1.1.tgz",
@@ -1040,6 +1331,28 @@
         "wrappy": "1"
       }
     },
+    "os-homedir": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/os-homedir/-/os-homedir-1.0.2.tgz",
+      "integrity": "sha1-/7xJiDNuDoM94MFox+8VISGqf7M=",
+      "optional": true
+    },
+    "os-tmpdir": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/os-tmpdir/-/os-tmpdir-1.0.2.tgz",
+      "integrity": "sha1-u+Z0BseaqFxc/sdm/lc0VV36EnQ=",
+      "optional": true
+    },
+    "osenv": {
+      "version": "0.1.5",
+      "resolved": "https://registry.npmjs.org/osenv/-/osenv-0.1.5.tgz",
+      "integrity": "sha512-0CWcCECdMVc2Rw3U5w9ZjqX6ga6ubk1xDVKxtBQPK7wis/0F2r9T6k4ydGYhecl7YUBxBVxhL5oisPsNxAPe2g==",
+      "optional": true,
+      "requires": {
+        "os-homedir": "^1.0.0",
+        "os-tmpdir": "^1.0.0"
+      }
+    },
     "p-cancelable": {
       "version": "2.1.1",
       "resolved": "https://registry.npmjs.org/p-cancelable/-/p-cancelable-2.1.1.tgz",
@@ -1152,6 +1465,18 @@
         "unpipe": "1.0.0"
       }
     },
+    "rc": {
+      "version": "1.2.8",
+      "resolved": "https://registry.npmjs.org/rc/-/rc-1.2.8.tgz",
+      "integrity": "sha512-y3bGgqKj3QBdxLbLkomlohkvsA8gdAiUQlSBJnBhfn+BPxg4bc62d8TcBW15wavDfgexCgccckhcZvywyQYPOw==",
+      "optional": true,
+      "requires": {
+        "deep-extend": "^0.6.0",
+        "ini": "~1.3.0",
+        "minimist": "^1.2.0",
+        "strip-json-comments": "~2.0.1"
+      }
+    },
     "read-chunk": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/read-chunk/-/read-chunk-3.1.0.tgz",
@@ -1197,6 +1522,15 @@
       "resolved": "https://registry.npmjs.org/retry/-/retry-0.12.0.tgz",
       "integrity": "sha1-G0KmJmoh8HQh0bC1S33BZ7AcATs="
     },
+    "rimraf": {
+      "version": "2.7.1",
+      "resolved": "https://registry.npmjs.org/rimraf/-/rimraf-2.7.1.tgz",
+      "integrity": "sha512-uWjbaKIK3T1OSVptzX7Nl6PvQ3qAGtKEtVRjRuazjfL3Bx5eI409VZSqgND+4UNnmzLVdPj9FqFJNPqBZFve4w==",
+      "optional": true,
+      "requires": {
+        "glob": "^7.1.3"
+      }
+    },
     "ripstat": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/ripstat/-/ripstat-1.1.1.tgz",
@@ -1239,6 +1573,11 @@
       "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
       "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg=="
     },
+    "sax": {
+      "version": "1.2.4",
+      "resolved": "https://registry.npmjs.org/sax/-/sax-1.2.4.tgz",
+      "integrity": "sha512-NqVDv9TpANUjFm0N8uM5GxL36UgKi9/atZw+x7YFnQ8ckwFGKrl4xX4yWtrey3UJm5nP1kUbnYgLopqWNSRhWw=="
+    },
     "semver": {
       "version": "5.7.1",
       "resolved": "https://registry.npmjs.org/semver/-/semver-5.7.1.tgz",
@@ -1282,6 +1621,12 @@
         "send": "0.17.1"
       }
     },
+    "set-blocking": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/set-blocking/-/set-blocking-2.0.0.tgz",
+      "integrity": "sha1-BF+XgtARrppoA93TgrJDkrPYkPc=",
+      "optional": true
+    },
     "setprototypeof": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.1.1.tgz",
@@ -1368,6 +1713,17 @@
       "resolved": "https://registry.npmjs.org/string-indexes/-/string-indexes-1.0.0.tgz",
       "integrity": "sha512-RUlx+2YydZJNlRAvoh1siPYWj/Xfk6t1sQLkA5n1tMGRCKkRLzkRtJhHk4qRmKergEBh8R3pWhsUsDqia/bolw=="
     },
+    "string-width": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/string-width/-/string-width-1.0.2.tgz",
+      "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
+      "optional": true,
+      "requires": {
+        "code-point-at": "^1.0.0",
+        "is-fullwidth-code-point": "^1.0.0",
+        "strip-ansi": "^3.0.0"
+      }
+    },
     "string_decoder": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.1.1.tgz",
@@ -1376,6 +1732,44 @@
         "safe-buffer": "~5.1.0"
       }
     },
+    "strip-ansi": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-3.0.1.tgz",
+      "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
+      "optional": true,
+      "requires": {
+        "ansi-regex": "^2.0.0"
+      }
+    },
+    "strip-json-comments": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-2.0.1.tgz",
+      "integrity": "sha1-PFMZQukIwml8DsNEhYwobHygpgo=",
+      "optional": true
+    },
+    "tar": {
+      "version": "4.4.19",
+      "resolved": "https://registry.npmjs.org/tar/-/tar-4.4.19.tgz",
+      "integrity": "sha512-a20gEsvHnWe0ygBY8JbxoM4w3SJdhc7ZAuxkLqh+nvNQN2IOt0B5lLgM490X5Hl8FF0dl0tOf2ewFYAlIFgzVA==",
+      "optional": true,
+      "requires": {
+        "chownr": "^1.1.4",
+        "fs-minipass": "^1.2.7",
+        "minipass": "^2.9.0",
+        "minizlib": "^1.3.3",
+        "mkdirp": "^0.5.5",
+        "safe-buffer": "^5.2.1",
+        "yallist": "^3.1.1"
+      },
+      "dependencies": {
+        "safe-buffer": {
+          "version": "5.2.1",
+          "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz",
+          "integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ==",
+          "optional": true
+        }
+      }
+    },
     "tar-stream": {
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/tar-stream/-/tar-stream-2.2.0.tgz",
@@ -1461,6 +1855,15 @@
         "isexe": "^2.0.0"
       }
     },
+    "wide-align": {
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.3.tgz",
+      "integrity": "sha512-QGkOQc8XL6Bt5PwnsExKBPuMKBxnGxWWW3fU55Xt4feHozMUhdUMaBCk290qpm/wG5u/RSKzwdAC4i51YigihA==",
+      "optional": true,
+      "requires": {
+        "string-width": "^1.0.2 || 2"
+      }
+    },
     "with-open-file": {
       "version": "0.1.7",
       "resolved": "https://registry.npmjs.org/with-open-file/-/with-open-file-0.1.7.tgz",
@@ -1486,6 +1889,26 @@
       "resolved": "https://registry.npmjs.org/xml/-/xml-1.0.1.tgz",
       "integrity": "sha1-eLpyAgApxbyHuKgaPPzXS0ovweU="
     },
+    "xml2js": {
+      "version": "0.4.23",
+      "resolved": "https://registry.npmjs.org/xml2js/-/xml2js-0.4.23.tgz",
+      "integrity": "sha512-ySPiMjM0+pLDftHgXY4By0uswI3SPKLDw/i3UXbnO8M/p28zqexCUoPmQFrYD+/1BzhGJSs2i1ERWKJAtiLrug==",
+      "requires": {
+        "sax": ">=0.6.0",
+        "xmlbuilder": "~11.0.0"
+      }
+    },
+    "xmlbuilder": {
+      "version": "11.0.1",
+      "resolved": "https://registry.npmjs.org/xmlbuilder/-/xmlbuilder-11.0.1.tgz",
+      "integrity": "sha512-fDlsI/kFEx7gLvbecc0/ohLG50fugQp8ryHzMTuW9vSa1GJ0XYWKnhsUx7oie3G98+r56aTQIUB4kht42R3JvA=="
+    },
+    "yallist": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.1.1.tgz",
+      "integrity": "sha512-a4UGQaWPH59mOXUYnAG2ewncQS4i4F43Tv3JoAM+s2VDAmS9NsK8GpDMLrCHPksFT7h3K6TOoUNn2pb7RoXx4g==",
+      "optional": true
+    },
     "zip-stream": {
       "version": "4.1.0",
       "resolved": "https://registry.npmjs.org/zip-stream/-/zip-stream-4.1.0.tgz",
@@ -1495,6 +1918,16 @@
         "compress-commons": "^4.1.0",
         "readable-stream": "^3.6.0"
       }
+    },
+    "zipfile": {
+      "version": "0.5.12",
+      "resolved": "https://registry.npmjs.org/zipfile/-/zipfile-0.5.12.tgz",
+      "integrity": "sha512-zA60gW+XgQBu/Q4qV3BCXNIDRald6Xi5UOPj3jWGlnkjmBHaKDwIz7kyXWV3kq7VEsQN/2t/IWjdXdKeVNm6Eg==",
+      "optional": true,
+      "requires": {
+        "nan": "~2.10.0",
+        "node-pre-gyp": "~0.10.2"
+      }
     }
   }
 }
diff --git a/package.json b/package.json
index fd4e75d5..e9a8582c 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "audiobookshelf",
-  "version": "1.3.4",
+  "version": "1.3.5",
   "description": "Self-hosted audiobook server for managing and playing audiobooks",
   "main": "index.js",
   "scripts": {
@@ -27,6 +27,7 @@
     "bcryptjs": "^2.4.3",
     "command-line-args": "^5.2.0",
     "cookie-parser": "^1.4.5",
+    "epub": "^1.2.1",
     "express": "^4.17.1",
     "express-fileupload": "^1.2.1",
     "express-rate-limit": "^5.3.0",
diff --git a/server/EbookReader.js b/server/EbookReader.js
deleted file mode 100644
index 5289e37c..00000000
--- a/server/EbookReader.js
+++ /dev/null
@@ -1,42 +0,0 @@
-// const express = require('express')
-// const EPub = require('epub')
-// const Logger = require('./Logger')
-
-// class EbookReader {
-//   constructor(db, MetadataPath, AudiobookPath) {
-//     this.db = db
-//     this.MetadataPath = MetadataPath
-//     this.AudiobookPath = AudiobookPath
-
-//     this.router = express()
-//     this.init()
-//   }
-
-//   init() {
-//     this.router.get('/open/:id/:ino', this.openRequest.bind(this))
-//   }
-
-//   openRequest(req, res) {
-//     Logger.info('Open request received', req.params)
-//     var audiobookId = req.params.id
-//     var fileIno = req.params.ino
-//     var audiobook = this.db.audiobooks.find(ab => ab.id === audiobookId)
-//     if (!audiobook) {
-//       return res.sendStatus(404)
-//     }
-//     var ebook = audiobook.ebooks.find(eb => eb.ino === fileIno)
-//     if (!ebook) {
-//       Logger.error('Ebook file not found', fileIno)
-//       return res.sendStatus(404)
-//     }
-//     Logger.info('Ebook found', ebook)
-//     this.open(ebook.fullPath)
-//     res.sendStatus(200)
-//   }
-
-//   open(path) {
-//     var epub = new EPub(path)
-//     console.log('epub', epub)
-//   }
-// }
-// module.exports = EbookReader
\ No newline at end of file
diff --git a/server/Server.js b/server/Server.js
index c3ee1fe4..e9b97421 100644
--- a/server/Server.js
+++ b/server/Server.js
@@ -18,7 +18,6 @@ const StreamManager = require('./StreamManager')
 const RssFeeds = require('./RssFeeds')
 const DownloadManager = require('./DownloadManager')
 const CoverController = require('./CoverController')
-// const EbookReader = require('./EbookReader')
 const Logger = require('./Logger')
 
 class Server {
@@ -44,8 +43,6 @@ class Server {
     this.apiController = new ApiController(this.MetadataPath, this.db, this.scanner, this.auth, this.streamManager, this.rssFeeds, this.downloadManager, this.coverController, this.emitter.bind(this), this.clientEmitter.bind(this))
     this.hlsController = new HlsController(this.db, this.scanner, this.auth, this.streamManager, this.emitter.bind(this), this.streamManager.StreamsPath)
 
-    // this.ebookReader = new EbookReader(this.db, this.MetadataPath, this.AudiobookPath)
-
     this.server = null
     this.io = null
 
@@ -277,7 +274,6 @@ class Server {
     app.use('/hls', this.authMiddleware.bind(this), this.hlsController.router)
 
     // Incomplete work in progress
-    // app.use('/ebook', this.ebookReader.router)
     // app.use('/feeds', this.rssFeeds.router)
 
     app.post('/upload', this.authMiddleware.bind(this), this.handleUpload.bind(this))
@@ -292,6 +288,8 @@ class Server {
       res.json({ success: true })
     })
 
+    app.get('/test-fs', this.authMiddleware.bind(this), this.testFileSystem.bind(this))
+
     // Used in development to set-up streams without authentication
     if (process.env.NODE_ENV !== 'production') {
       app.use('/test-hls', this.hlsController.router)
@@ -440,5 +438,23 @@ class Server {
       })
     })
   }
+
+  testFileSystem(req, res) {
+    Logger.debug(`[Server] Running fs test`)
+    var paths = fs.readdir(global.appRoot)
+    Logger.debug(paths)
+    var pathMap = {}
+    if (paths && paths.length) {
+      for (let i = 0; i < paths.length; i++) {
+        var fullPath = Path.join(global.appRoot, paths[i])
+        Logger.debug('Checking path', fullPath)
+        var _paths = fs.readdir(fullPath)
+        Logger.debug(_paths)
+        pathMap[paths[i]] = _paths
+      }
+    }
+    Logger.debug('Finished fs test')
+    res.json(pathMap)
+  }
 }
 module.exports = Server
\ No newline at end of file
diff --git a/server/objects/Audiobook.js b/server/objects/Audiobook.js
index a4b777df..90109891 100644
--- a/server/objects/Audiobook.js
+++ b/server/objects/Audiobook.js
@@ -115,6 +115,10 @@ class Audiobook {
     return this.otherFiles.filter(file => file.filetype === 'ebook')
   }
 
+  get hasEpub() {
+    return this.otherFiles.find(file => file.ext === '.epub')
+  }
+
   get hasMissingIno() {
     return !this.ino || this._audioFiles.find(abf => !abf.ino) || this._otherFiles.find(f => !f.ino) || (this.tracks || []).find(t => !t.ino)
   }
@@ -173,7 +177,8 @@ class Audiobook {
       hasBookMatch: !!this.book,
       hasMissingParts: this.missingParts ? this.missingParts.length : 0,
       hasInvalidParts: this.invalidParts ? this.invalidParts.length : 0,
-      numEbooks: this.ebooks.length,
+      // numEbooks: this.ebooks.length,
+      numEbooks: this.hasEpub ? 1 : 0,
       numTracks: this.tracks.length,
       chapters: this.chapters || [],
       isMissing: !!this.isMissing
diff --git a/server/objects/Stream.js b/server/objects/Stream.js
index cfed5de7..d0bc8859 100644
--- a/server/objects/Stream.js
+++ b/server/objects/Stream.js
@@ -50,6 +50,11 @@ class Stream extends EventEmitter {
     return this.audiobook.totalDuration
   }
 
+  get tracksAudioFileType() {
+    if (!this.tracks.length) return null
+    return this.tracks[0].ext.toLowerCase().slice(1)
+  }
+
   get hlsSegmentType() {
     var hasFlac = this.tracks.find(t => t.ext.toLowerCase() === '.flac')
     return hasFlac ? 'fmp4' : 'mpegts'
@@ -247,7 +252,7 @@ class Stream extends EventEmitter {
     }
 
     const logLevel = process.env.NODE_ENV === 'production' ? 'error' : 'warning'
-    const audioCodec = this.hlsSegmentType === 'fmp4' ? 'aac' : 'copy'
+    const audioCodec = (this.hlsSegmentType === 'fmp4' || this.tracksAudioFileType === 'opus') ? 'aac' : 'copy'
     this.ffmpeg.addOption([
       `-loglevel ${logLevel}`,
       '-map 0:a',
diff --git a/server/utils/globals.js b/server/utils/globals.js
index cb5874ac..490cd5ea 100644
--- a/server/utils/globals.js
+++ b/server/utils/globals.js
@@ -1,6 +1,6 @@
 const globals = {
   SupportedImageTypes: ['png', 'jpg', 'jpeg', 'webp'],
-  SupportedAudioTypes: ['m4b', 'mp3', 'm4a', 'flac'],
+  SupportedAudioTypes: ['m4b', 'mp3', 'm4a', 'flac', 'opus'],
   SupportedEbookTypes: ['epub', 'pdf', 'mobi']
 }