From caf2aaf4f9d38ad441a5562c3b8720f8779d6f78 Mon Sep 17 00:00:00 2001
From: Kim <1877318+kimsible@users.noreply.github.com>
Date: Fri, 10 Jul 2020 10:20:11 +0200
Subject: Add ability to override client assets : logo - favicon - PWA icons -
 PWA manifest name and description (#2897)

* Add client-overrides storage to config

* Add static-serve for client overrides

* Move backgroun-image logo from bundle to css tag for runtime content hash

* Add dynamic JSON manifest

* Add content hash for manifest, favicon and logo

Co-authored-by: kimsible <kimsible@users.noreply.github.com>
---
 server/initializers/config.ts    |  3 ++-
 server/initializers/constants.ts | 17 ++++++++++++++++-
 2 files changed, 18 insertions(+), 2 deletions(-)

(limited to 'server/initializers')

diff --git a/server/initializers/config.ts b/server/initializers/config.ts
index 48e2cbc1a..32bd3bbe2 100644
--- a/server/initializers/config.ts
+++ b/server/initializers/config.ts
@@ -68,7 +68,8 @@ const CONFIG = {
     CAPTIONS_DIR: buildPath(config.get<string>('storage.captions')),
     TORRENTS_DIR: buildPath(config.get<string>('storage.torrents')),
     CACHE_DIR: buildPath(config.get<string>('storage.cache')),
-    PLUGINS_DIR: buildPath(config.get<string>('storage.plugins'))
+    PLUGINS_DIR: buildPath(config.get<string>('storage.plugins')),
+    CLIENT_OVERRIDES_DIR: buildPath(config.get<string>('storage.client_overrides'))
   },
   WEBSERVER: {
     SCHEME: config.get<boolean>('webserver.https') === true ? 'https' : 'http',
diff --git a/server/initializers/constants.ts b/server/initializers/constants.ts
index 9a262fd4b..e730e3c84 100644
--- a/server/initializers/constants.ts
+++ b/server/initializers/constants.ts
@@ -1,4 +1,5 @@
 import { join } from 'path'
+import { randomBytes } from 'crypto'
 import { JobType, VideoRateType, VideoResolution, VideoState } from '../../shared/models'
 import { ActivityPubActorType } from '../../shared/models/activitypub'
 import { FollowState } from '../../shared/models/actors'
@@ -710,6 +711,14 @@ registerConfigChangedHandler(() => {
 
 // ---------------------------------------------------------------------------
 
+const FILES_CONTENT_HASH = {
+  MANIFEST: generateContentHash(),
+  FAVICON: generateContentHash(),
+  LOGO: generateContentHash()
+}
+
+// ---------------------------------------------------------------------------
+
 export {
   WEBSERVER,
   API_VERSION,
@@ -792,8 +801,10 @@ export {
   VIDEO_PLAYLIST_PRIVACIES,
   PLUGIN_EXTERNAL_AUTH_TOKEN_LIFETIME,
   ASSETS_PATH,
+  FILES_CONTENT_HASH,
   loadLanguages,
-  buildLanguages
+  buildLanguages,
+  generateContentHash
 }
 
 // ---------------------------------------------------------------------------
@@ -895,3 +906,7 @@ function buildLanguages () {
 
   return languages
 }
+
+function generateContentHash () {
+  return randomBytes(20).toString('hex')
+}
-- 
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