From e727561355eee19f74e44a5c3ae9b922bf320212 Mon Sep 17 00:00:00 2001
From: Felix Stupp <felix.stupp@outlook.com>
Date: Wed, 17 Aug 2022 23:54:12 +0000
Subject: [PATCH] Add route for media thumbnails

---
 server/app.py                        |  22 ++++++++++++++++++++++
 server/static/thumbnail_missing.webp | Bin 0 -> 540 bytes
 2 files changed, 22 insertions(+)
 create mode 100644 server/static/thumbnail_missing.webp

diff --git a/server/app.py b/server/app.py
index 5055b0c..aa71226 100644
--- a/server/app.py
+++ b/server/app.py
@@ -6,6 +6,7 @@ from __future__ import annotations
 
 import datetime
 from functools import partial
+import io
 import itertools
 import logging
 import os
@@ -28,6 +29,7 @@ from flask import (
     make_response,
     redirect,
     request,
+    send_file,
 )
 from flask.templating import render_template
 from markupsafe import Markup
@@ -352,6 +354,26 @@ def show_media(media_id):
     return render_template("media_element.htm", element=element)
 
 
+@flask_app.route("/media/<int:media_id>/thumbnail")
+def show_media_thumb(media_id: int):
+    element: MediaElement = MediaElement.get(id=media_id)
+    if element is None:
+        # TODO add default thumbnail if not found
+        return make_response(f"Not found", 404)
+    if element.thumbnail is None:
+        return redirect("/static/thumbnail_missing.webp")
+    thumb = element.thumbnail
+    # TODO do not load data from database until send_file requires that
+    return send_file(
+        io.BytesIO(thumb.receive_data()),
+        mimetype=thumb.mime_type,
+        etag=True,
+        as_attachment=False,
+        last_modified=thumb.last_downloaded,
+        cache_timeout=24 * 60 * 60,
+    )
+
+
 @flask_app.route("/recommendations/simple/binge")
 @flask_app.route("/recommendations/simple/binge/<int:random_val>")
 def recommend_binge(random_val: int = None):
diff --git a/server/static/thumbnail_missing.webp b/server/static/thumbnail_missing.webp
new file mode 100644
index 0000000000000000000000000000000000000000..14d84c406d8f82fb1a6bdbc7f31927e5620aa46f
GIT binary patch
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literal 0
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