Ensure token is not part of download URL

android/app/src/main/java/com/audiobookshelf/app/managers/DownloadItemManager.kt

@@ -182,6 +182,9 @@ class DownloadItemManager(
     part.lastUpdateTime = System.currentTimeMillis()
     currentDownloadItemParts.add(part)
     persist(item, force = true)
+    val token =
+            DeviceManager.deviceData.serverConnectionConfigs
+                    .find { it.id == item.serverConnectionConfigId }?.token ?: DeviceManager.token
     activeCalls[part.id] =
             InternalDownloadManager(stagingFile, part.fileSize, object : InternalProgressCallback {
               override fun onProgress(totalBytesWritten: Long, progress: Long) {
@@ -204,7 +207,9 @@ class DownloadItemManager(
                   persist(item, force = true)
                 }
               }
-            }, { hasAvailableSpace(part) }).download(serverUrl(item, part))
+            }, { hasAvailableSpace(part) }).download(
+                    serverUrl(item, part),
+                    token)
   }
 
   @Synchronized
@@ -445,11 +450,8 @@ class DownloadItemManager(
           }
 
   private fun serverUrl(item: DownloadItem, part: DownloadItemPart): String {
-    val token = DeviceManager.deviceData.serverConnectionConfigs
-            .find { it.id == item.serverConnectionConfigId }?.token ?: DeviceManager.token
-    var url = "${item.serverAddress}${part.serverPath}?token=$token"
-    if (part.serverPath.endsWith("/cover")) url += "&raw=1"
-    return url
+    val rawCover = if (part.serverPath.endsWith("/cover")) "?raw=1" else ""
+    return "${item.serverAddress}${part.serverPath}$rawCover"
   }
 
   private companion object {

android/app/src/main/java/com/audiobookshelf/app/managers/InternalDownloadManager.kt

@@ -22,16 +22,18 @@ class InternalDownloadManager(
   /**
    * Starts or resumes a download.
    *
-   * @param url authenticated download URL
+   * @param url download URL
+   * @param token access token sent in the Authorization header
    * @return active call, used to cancel a stalled transfer
    */
-  fun download(url: String): Call {
+  fun download(url: String, token: String): Call {
     destinationFile.parentFile?.mkdirs()
     val existingBytes = destinationFile.takeIf { it.exists() }?.length() ?: 0L
     val request =
             Request.Builder()
                     .url(url)
                     .addHeader("Accept-Encoding", "identity")
+                    .addHeader("Authorization", "Bearer $token")
                     .apply {
                       if (existingBytes > 0L) header("Range", "bytes=$existingBytes-")
                     }

android/app/src/main/java/com/audiobookshelf/app/models/DownloadItemPart.kt

@@ -44,13 +44,9 @@ data class DownloadItemPart(
     fun make(downloadItemId:String, filename:String, fileSize: Long, destinationFile: File, finalDestinationFile: File, subfolder:String, serverPath:String, localFolder: LocalFolder, ebookFile: EBookFile?, audioTrack: AudioTrack?, episode: PodcastEpisode?) :DownloadItemPart {
       val destinationUri = Uri.fromFile(destinationFile)
       val finalDestinationUri = Uri.fromFile(finalDestinationFile)
+      val rawCover = if (serverPath.endsWith("/cover")) "?raw=1" else ""
+      val downloadUri = Uri.parse("${DeviceManager.serverAddress}${serverPath}$rawCover")
 
-      var downloadUrl = "${DeviceManager.serverAddress}${serverPath}?token=${DeviceManager.token}"
-      if (serverPath.endsWith("/cover")) {
-        downloadUrl += "&raw=1" // Download raw cover image
-      }
-
-      val downloadUri = Uri.parse(downloadUrl)
       Log.d("DownloadItemPart", "Audio File Destination Uri: $destinationUri | Final Destination Uri: $finalDestinationUri | Server Path $serverPath")
       return DownloadItemPart(
         id = DeviceManager.getBase64Id(finalDestinationFile.absolutePath),
@@ -86,12 +82,4 @@ data class DownloadItemPart(
   @get:JsonIgnore
   val isInternalStorage get() = localFolderId.startsWith("internal-")
 
-  @get:JsonIgnore
-  val serverUrl: String
-    get() {
-      var url = "${DeviceManager.serverAddress}${serverPath}?token=${DeviceManager.token}"
-      if (serverPath.endsWith("/cover")) url += "&raw=1"
-      return url
-    }
-
 }