Add video file metadata to download modal, via ffprobe (#2411)

* Add video file metadata via ffprobe

* Federate video file metadata

* Add tests for file metadata generation

* Complete tests for videoFile metadata federation

* Lint migration and video-file for metadata

* Objectify metadata from getter in ffmpeg-utils

* Add metadataUrl to all videoFiles

* Simplify metadata API middleware

* Load playlist in videoFile when requesting metadata

2 files changed, 31 insertions, 1 deletions

diff --git a/server/initializers/constants.ts b/server/initializers/constants.ts
index 3da06402c..8b040aa2c 100644
--- a/server/initializers/constants.ts
+++ b/server/initializers/constants.ts
@@ -14,7 +14,7 @@ import { CONFIG, registerConfigChangedHandler } from './config'
 
 // ---------------------------------------------------------------------------
 
-const LAST_MIGRATION_VERSION = 480
+const LAST_MIGRATION_VERSION = 485
 
 // ---------------------------------------------------------------------------
 
diff --git a/server/initializers/migrations/0485-video-file-metadata.ts b/server/initializers/migrations/0485-video-file-metadata.ts
new file mode 100644
index 000000000..5d95be024
--- /dev/null
+++ b/server/initializers/migrations/0485-video-file-metadata.ts
@@ -0,0 +1,30 @@
+import * as Sequelize from 'sequelize'
+
+async function up (utils: {
+  transaction: Sequelize.Transaction
+  queryInterface: Sequelize.QueryInterface
+  sequelize: Sequelize.Sequelize
+}): Promise<void> {
+
+  const metadata = {
+    type: Sequelize.JSONB,
+    allowNull: true
+  }
+  await utils.queryInterface.addColumn('videoFile', 'metadata', metadata)
+
+  const metadataUrl = {
+    type: Sequelize.STRING,
+    allowNull: true
+  }
+  await utils.queryInterface.addColumn('videoFile', 'metadataUrl', metadataUrl)
+
+}
+
+function down (options) {
+  throw new Error('Not implemented.')
+}
+
+export {
+  up,
+  down
+}