a few

## [7.5.0](https://github.com/mediacms-io/mediacms/compare/v7.4.0...v7.5.0) (2026-02-06)

### Features

* bump version ([36d815c](36d815c0cf))

.dockerignore

@@ -1,2 +1,69 @@
-node_modules
-npm-debug.log
+# Node.js/JavaScript dependencies and artifacts
+**/node_modules
+**/npm-debug.log*
+**/yarn-debug.log*
+**/yarn-error.log*
+**/.yarn/cache
+**/.yarn/unplugged
+**/package-lock.json
+**/.npm
+**/.cache
+**/.parcel-cache
+**/dist
+**/build
+**/*.tsbuildinfo
+
+# Python bytecode and cache
+**/__pycache__
+**/*.py[cod]
+**/*$py.class
+**/*.so
+**/.Python
+**/pip-log.txt
+**/pip-delete-this-directory.txt
+**/.pytest_cache
+**/.coverage
+**/htmlcov
+**/.tox
+**/.mypy_cache
+**/.ruff_cache
+
+# Version control
+**/.git
+**/.gitignore
+**/.gitattributes
+
+# IDE and editor files
+**/.DS_Store
+**/.vscode
+**/.idea
+**/*.swp
+**/*.swo
+**/*~
+
+# Logs and runtime files
+**/logs
+**/*.log
+**/celerybeat-schedule*
+**/.env
+**/.env.*
+
+# Media files and data directories (should not be in image)
+media_files/**
+postgres_data/**
+pids/**
+
+# Static files collected at runtime
+static_collected/**
+
+# Documentation and development files
+**/.github
+**/CHANGELOG.md
+
+# Test files and directories
+**/tests
+**/test_*.py
+**/*_test.py
+
+# Frontend build artifacts (built separately)
+frontend/dist/**

.github/workflows/frontend-build-and-test.yml

@@ -0,0 +1,42 @@
+name: Frontend build and test
+
+on:
+    pull_request:
+    workflow_dispatch:
+
+concurrency:
+    group: ${{ github.head_ref ||  github.ref }}
+    cancel-in-progress: true
+
+jobs:
+    build-and-test:
+        strategy:
+            matrix:
+                os: [ubuntu-latest]
+                node: [20]
+        runs-on: ${{ matrix.os }}
+        name: '${{ matrix.os }} - node v${{ matrix.node }}'
+        permissions:
+            contents: read
+        defaults:
+            run:
+                working-directory: ./frontend
+        steps:
+            - name: Checkout repository
+              uses: actions/checkout@v4
+              with:
+                  fetch-depth: 0
+
+            - name: Set up Node.js
+              uses: actions/setup-node@v4
+              with:
+                  node-version: ${{ matrix.node }}
+
+            - name: Install dependencies
+              run: npm install
+
+            - name: Build script
+              run: npm run dist
+
+            - name: Test script
+              run: npm run test

.github/workflows/semantic-pull-request.yaml

@@ -0,0 +1,22 @@
+name: "Lint PR"
+
+on:
+  pull_request_target:
+    types:
+      - opened
+      - edited
+      - synchronize
+      - reopened
+
+permissions:
+  pull-requests: read
+
+jobs:
+  main:
+    name: Validate PR title
+    runs-on: ubuntu-latest
+    environment: dev
+    steps:
+      - uses: amannn/action-semantic-pull-request@v5
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/semantic-release.yaml

@@ -0,0 +1,47 @@
+name: Semantic Release
+
+on:
+  push:
+    branches:
+      - main
+
+permissions:
+  contents: write
+  issues: write
+
+jobs:
+  semantic-release:
+    runs-on: ubuntu-latest
+    environment: dev
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+          persist-credentials: false
+
+      - name: Setup SSH
+        uses: webfactory/ssh-agent@v0.8.0
+        with:
+          ssh-private-key: ${{ secrets.GA_DEPLOY_KEY }}
+
+      # use SSH url to ensure git commit using a deploy key bypasses the main
+      # branch protection rule
+      - name: Configure Git for SSH Push
+        run: git remote set-url origin "git@github.com:${{ github.repository }}.git"
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: "lts/*"
+
+      - name: Install Dependencies
+        run: npm clean-install
+
+      - name: Verify the integrity of provenance attestations and registry signatures for installed dependencies
+        run: npm audit signatures
+
+      - name: Run Semantic Release
+        run: npx semantic-release
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.gitignore

@@ -6,8 +6,9 @@ media_files/hls/
 media_files/chunks/
 media_files/uploads/
 media_files/tinymce_media/
+media_files/userlogos/
 postgres_data/
-celerybeat-schedule
+celerybeat-schedule*
 logs/
 pids/
 static/admin/
@@ -19,8 +20,8 @@ static/drf-yasg
 cms/local_settings.py
 deploy/docker/local_settings.py
 yt.readme.md
-/frontend-tools/video-editor/node_modules
-/frontend-tools/video-editor/client/node_modules
+# Node.js dependencies (covers all node_modules directories, including frontend-tools)
+**/node_modules/
 /static_collected
 /frontend-tools/video-editor-v1
 frontend-tools/.DS_Store
@@ -35,3 +36,4 @@ frontend-tools/video-editor/client/public/videos/sample-video.mp3
 frontend-tools/chapters-editor/client/public/videos/sample-video.mp3
 static/chapters_editor/videos/sample-video.mp3
 static/video_editor/videos/sample-video.mp3
+templates/todo-MS4.md

.pre-commit-config.yaml

@@ -1,6 +1,6 @@
 repos:
   - repo: https://github.com/pycqa/flake8
-    rev: 6.0.0
+    rev: 6.1.0
     hooks:
       - id: flake8
   - repo: https://github.com/pycqa/isort

.prettierignore

@@ -1,3 +1,4 @@
 /templates/cms/*
 /templates/*.html
-*.scss
+*.scss
+/frontend/

.releaserc.json

@@ -0,0 +1,100 @@
+{
+  "branches": [
+    "main"
+  ],
+  "plugins": [
+    [
+      "@semantic-release/commit-analyzer",
+      {
+        "preset": "conventionalcommits"
+      }
+    ],
+    [
+      "@semantic-release/release-notes-generator",
+      {
+        "preset": "conventionalcommits",
+        "presetConfig": {
+          "types": [
+            {
+              "type": "feat",
+              "section": "Features"
+            },
+            {
+              "type": "fix",
+              "section": "Bug Fixes"
+            },
+            {
+              "type": "chore",
+              "hidden": true
+            },
+            {
+              "type": "docs",
+              "section": "Documentation"
+            },
+            {
+              "type": "style",
+              "hidden": true
+            },
+            {
+              "type": "refactor",
+              "section": "Refactors"
+            },
+            {
+              "type": "perf",
+              "section": "Performance"
+            },
+            {
+              "type": "test",
+              "hidden": true
+            },
+            {
+              "type": "depr",
+              "section": "Deprecations"
+            }
+          ]
+        }
+      }
+    ],
+    [
+      "semantic-release-replace-plugin",
+      {
+        "replacements": [
+          {
+            "files": [
+              "package.json"
+            ],
+            "from": "\"version\": \".*\"",
+            "to": "\"version\": \"${nextRelease.version}\"",
+            "results": [
+              {
+                "file": "package.json",
+                "hasChanged": true,
+                "numMatches": 1,
+                "numReplacements": 1
+              }
+            ],
+            "countMatches": true
+          }
+        ]
+      }
+    ],
+    [
+      "@semantic-release/changelog",
+      {
+        "changelogFile": "CHANGELOG.md",
+        "changelogTitle": "# Changelog"
+      }
+    ],
+    "@semantic-release/github",
+    [
+      "@semantic-release/git",
+      {
+        "assets": [
+          "package.json",
+          "CHANGELOG.md"
+        ],
+        "message": "chore(release): ${nextRelease.version} [skip ci]\n\n${nextRelease.notes}"
+      }
+    ]
+  ]
+}

CHANGELOG.md

@@ -0,0 +1,37 @@
+# Changelog
+
+## [7.5.0](https://github.com/mediacms-io/mediacms/compare/v7.4.0...v7.5.0) (2026-02-06)
+
+### Features
+
+* bump version ([36d815c](https://github.com/mediacms-io/mediacms/commit/36d815c0cfbe21d3136541d410d545742b9ebecd))
+
+## [7.4.0](https://github.com/mediacms-io/mediacms/compare/v7.3.0...v7.4.0) (2026-02-06)
+
+### Features
+
+* Add video player context menu with share/embed options ([#1472](https://github.com/mediacms-io/mediacms/issues/1472)) ([74952f6](https://github.com/mediacms-io/mediacms/commit/74952f68d79bc67617edb38eac62d2f5e7457565))
+
+## [7.3.0](https://github.com/mediacms-io/mediacms/compare/v7.2.0...v7.3.0) (2026-02-06)
+
+### Features
+
+* add package json for semantic release ([b405a04](https://github.com/mediacms-io/mediacms/commit/b405a04e346ca81b7d3f4e099eb984e7785cdd0f))
+* add semantic release github actions ([76a27ae](https://github.com/mediacms-io/mediacms/commit/76a27ae25609178c1bd47c947b9f1a082c791d61))
+* frontend unit tests ([1c15880](https://github.com/mediacms-io/mediacms/commit/1c15880ae3ef1ce77f53d5b473dfc0cc448b4977))
+* Implement persistent "Embed Mode" to hide UI shell via Session Storage ([#1484](https://github.com/mediacms-io/mediacms/issues/1484)) ([223e870](https://github.com/mediacms-io/mediacms/commit/223e87073f7d5e44130c9976854cac670db0ae66))
+* Improve Visual Distinction Between Trim and Chapters Editors ([#1445](https://github.com/mediacms-io/mediacms/issues/1445)) ([d9b1d6c](https://github.com/mediacms-io/mediacms/commit/d9b1d6cab1d2bdfc16f799a0a27b64313e2e0d22))
+* semantic release ([b76282f](https://github.com/mediacms-io/mediacms/commit/b76282f9e465a39c2da5e9a22184d1db23de3f56))
+
+### Bug Fixes
+
+* add delay to task creation ([1b3cdfd](https://github.com/mediacms-io/mediacms/commit/1b3cdfd302abc5e69ebe01ca52b5091f3b24c0b2))
+* Add regex denoter and improve celerybeat gitignore ([#1446](https://github.com/mediacms-io/mediacms/issues/1446)) ([90331f3](https://github.com/mediacms-io/mediacms/commit/90331f3b4a2a5737de9dd75ab45c096944813c42))
+* adjust poster url for audio ([01912ea](https://github.com/mediacms-io/mediacms/commit/01912ea1f99ef43793a65712539d6264f1f6410f))
+* Chapter numbering and preserve custom titles on segment reorder ([#1435](https://github.com/mediacms-io/mediacms/issues/1435)) ([cd7dd4f](https://github.com/mediacms-io/mediacms/commit/cd7dd4f72c9f0bac466c680f686a9ecfdd3a38dd))
+* Show default chapter names in textarea instead of placeholder text ([#1428](https://github.com/mediacms-io/mediacms/issues/1428)) ([5eb6faf](https://github.com/mediacms-io/mediacms/commit/5eb6fafb8c6928b8bc3fe5f0c7af315273f78a55))
+* static files ([#1429](https://github.com/mediacms-io/mediacms/issues/1429)) ([ba2c31b](https://github.com/mediacms-io/mediacms/commit/ba2c31b1e65b7f508dee598b1f2d86f01f9bf036))
+
+### Documentation
+
+* update page link ([aeef828](https://github.com/mediacms-io/mediacms/commit/aeef8284bfba2a9a7f69c684f96c54f0e0e0cf92))

HISTORY.md

@@ -1,23 +0,0 @@
-# History
-
-## 3.0.0
-
-### Features
-- Updates Python/Django requirements and Dockerfile to use latest 3.11 Python - https://github.com/mediacms-io/mediacms/pull/826/files. This update requires some manual steps, for existing (not new) installations. Check the update section under the [Admin docs](https://github.com/mediacms-io/mediacms/blob/main/docs/admins_docs.md#2-server-installation), either for single server or for Docker Compose installations
-- Upgrade postgres on Docker Compose - https://github.com/mediacms-io/mediacms/pull/749
-
-### Fixes
-- video player options for HLS - https://github.com/mediacms-io/mediacms/pull/832
-- AVI videos not correctly recognised as videos - https://github.com/mediacms-io/mediacms/pull/833
-
-## 2.1.0
-
-### Fixes
-- Increase uwsgi buffer-size parameter. This prevents an error by uwsgi with large headers - [#5b60](https://github.com/mediacms-io/mediacms/commit/5b601698a41ad97f08c1830e14b1c18f73ab8315)
-- Fix issues with comments. These were not reported on the tracker but it is certain that they would not show comments on media files (non videos but also videos). Unfortunately this reverts work done with Timestamps on comments + Mentions on comments, more on PR [#802](https://github.com/mediacms-io/mediacms/pull/802)
-
-### Features
-- Allow tags to contains other characters too, not only English alphabet ones [#801](https://github.com/mediacms-io/mediacms/pull/801)
-- Add simple cookie consent code [#799](https://github.com/mediacms-io/mediacms/pull/799)
-- Allow password reset & email verify pages on global login required [#790](https://github.com/mediacms-io/mediacms/pull/790)
-- Add api_url field to search api [#692](https://github.com/mediacms-io/mediacms/pull/692)

README.md

@@ -69,7 +69,7 @@ Copyright Markos Gogoulos.
 
 ## Support and paid services
 
-We provide custom installations, development of extra functionality, migration from existing systems, integrations with legacy systems, training and support. Contact us at info@mediacms.io for more information.
+We provide custom installations, development of extra functionality, migration from existing systems, integrations with legacy systems, training and support. Checkout our [services page](https://mediacms.io/#services/) for more information.
 
 ### Commercial Hostings
 **Elestio**
@@ -108,7 +108,7 @@ There are two ways to run MediaCMS, through Docker Compose and through installin
 
 ## Technology
 
-This software uses the following list of awesome technologies: Python, Django, Django Rest Framework, Celery, PostgreSQL, Redis, Nginx, uWSGI, React, Fine Uploader, video.js, FFMPEG, Bento4
+This software uses the following list of awesome technologies: Python, Django, Django Rest Framework, Celery, PostgreSQL, Redis, Nginx, Gunicorn, React, Fine Uploader, video.js, FFMPEG, Bento4
 
 
 ## Who is using it

cms/dev_settings.py

@@ -24,6 +24,7 @@ INSTALLED_APPS = [
     "actions.apps.ActionsConfig",
     "rbac.apps.RbacConfig",
     "identity_providers.apps.IdentityProvidersConfig",
+    "lti.apps.LtiConfig",
     "debug_toolbar",
     "mptt",
     "crispy_forms",

cms/settings.py

@@ -300,6 +300,7 @@ INSTALLED_APPS = [
     "actions.apps.ActionsConfig",
     "rbac.apps.RbacConfig",
     "identity_providers.apps.IdentityProvidersConfig",
+    "lti.apps.LtiConfig",
     "debug_toolbar",
     "mptt",
     "crispy_forms",
@@ -555,6 +556,7 @@ DJANGO_ADMIN_URL = "admin/"
 USE_SAML = False
 USE_RBAC = False
 USE_IDENTITY_PROVIDERS = False
+USE_LTI = False  # Enable LTI 1.3 integration
 JAZZMIN_UI_TWEAKS = {"theme": "flatly"}
 
 USE_ROUNDED_CORNERS = True
@@ -563,7 +565,8 @@ ALLOW_VIDEO_TRIMMER = True
 
 ALLOW_CUSTOM_MEDIA_URLS = False
 
-# Whether to allow anonymous users to list all users
+ALLOW_MEDIA_REPLACEMENT = False
+
 ALLOW_ANONYMOUS_USER_LISTING = True
 
 # Who can see the members page
@@ -649,3 +652,18 @@ if USERS_NEEDS_TO_BE_APPROVED:
     )
     auth_index = MIDDLEWARE.index("django.contrib.auth.middleware.AuthenticationMiddleware")
     MIDDLEWARE.insert(auth_index + 1, "cms.middleware.ApprovalMiddleware")
+
+
+# LTI 1.3 Integration Settings
+if USE_LTI:
+    # Session timeout for LTI launches (seconds)
+    LTI_SESSION_TIMEOUT = 3600  # 1 hour
+
+    # Cookie settings required for iframe embedding from LMS
+    # IMPORTANT: Requires HTTPS to be enabled
+    SESSION_COOKIE_SAMESITE = 'None'
+    SESSION_COOKIE_SECURE = True
+    CSRF_COOKIE_SAMESITE = 'None'
+    CSRF_COOKIE_SECURE = True
+    # SESSION_ENGINE = "django.contrib.sessions.backends.cached_db"
+    # Consider using cached_db for reliability if sessions are lost between many LTI launches

cms/urls.py

@@ -25,6 +25,7 @@ urlpatterns = [
     re_path(r"^", include("files.urls")),
     re_path(r"^", include("users.urls")),
     re_path(r"^accounts/", include("allauth.urls")),
+    re_path(r"^lti/", include("lti.urls")),
     re_path(r"^api-auth/", include("rest_framework.urls")),
     path(settings.DJANGO_ADMIN_URL, admin.site.urls),
     re_path(r'^swagger(?P<format>\.json|\.yaml)$', schema_view.without_ui(cache_timeout=0), name='schema-json'),

cms/version.py

@@ -1 +1 @@
-VERSION = "7.1.0"
+VERSION = "7.ki"

deploy/docker/nginx_http_only.conf

@@ -1,3 +1,9 @@
+# Use existing X-Forwarded-Proto from reverse proxy if present, otherwise use $scheme
+map $http_x_forwarded_proto $forwarded_proto {
+    default $http_x_forwarded_proto;
+    '' $scheme;
+}
+
 server {
     listen 80 ;
 
@@ -28,7 +34,10 @@ server {
         add_header 'Access-Control-Allow-Headers' 'DNT,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Range';
         add_header 'Access-Control-Expose-Headers' 'Content-Length,Content-Range';
 
-        include /etc/nginx/sites-enabled/uwsgi_params;
-        uwsgi_pass 127.0.0.1:9000;
+        proxy_pass http://127.0.0.1:9000;
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        proxy_set_header X-Forwarded-Proto $forwarded_proto;
     }
 }

deploy/docker/prestart.sh

@@ -37,7 +37,6 @@ fi
 
 cp deploy/docker/nginx_http_only.conf /etc/nginx/sites-available/default
 cp deploy/docker/nginx_http_only.conf /etc/nginx/sites-enabled/default
-cp deploy/docker/uwsgi_params /etc/nginx/sites-enabled/uwsgi_params
 cp deploy/docker/nginx.conf /etc/nginx/
 
 #### Supervisord Configurations #####
@@ -45,12 +44,12 @@ cp deploy/docker/nginx.conf /etc/nginx/
 cp deploy/docker/supervisord/supervisord-debian.conf /etc/supervisor/conf.d/supervisord-debian.conf
 
 if [ X"$ENABLE_UWSGI" = X"yes" ] ; then
-    echo "Enabling uwsgi app server"
-    cp deploy/docker/supervisord/supervisord-uwsgi.conf /etc/supervisor/conf.d/supervisord-uwsgi.conf
+    echo "Enabling gunicorn app server"
+    cp deploy/docker/supervisord/supervisord-gunicorn.conf /etc/supervisor/conf.d/supervisord-gunicorn.conf
 fi
 
 if [ X"$ENABLE_NGINX" = X"yes" ] ; then
-    echo "Enabling nginx as uwsgi app proxy and media server"
+    echo "Enabling nginx as gunicorn app proxy and media server"
     cp deploy/docker/supervisord/supervisord-nginx.conf /etc/supervisor/conf.d/supervisord-nginx.conf
 fi
 

deploy/docker/start.sh

@@ -11,7 +11,7 @@ else
     echo "There is no script $PRE_START_PATH"
 fi
 
-# Start Supervisor, with Nginx and uWSGI
+# Start Supervisor, with Nginx and Gunicorn
 echo "Starting server using supervisord..."
 
 exec /usr/bin/supervisord

deploy/docker/supervisord/supervisord-gunicorn.conf

@@ -0,0 +1,9 @@
+[program:gunicorn]
+command=/home/mediacms.io/bin/gunicorn cms.wsgi:application --workers=2 --threads=2 --worker-class=gthread --bind=127.0.0.1:9000 --user=www-data --group=www-data --timeout=120 --keep-alive=5 --max-requests=1000 --max-requests-jitter=50 --access-logfile=- --error-logfile=- --log-level=info --chdir=/home/mediacms.io/mediacms
+stdout_logfile=/dev/stdout
+stdout_logfile_maxbytes=0
+stderr_logfile=/dev/stderr
+stderr_logfile_maxbytes=0
+priority=100
+startinorder=true
+startsecs=0

deploy/docker/supervisord/supervisord-uwsgi.conf

@@ -1,9 +0,0 @@
-[program:uwsgi]
-command=/home/mediacms.io/bin/uwsgi --ini /home/mediacms.io/mediacms/deploy/docker/uwsgi.ini
-stdout_logfile=/dev/stdout
-stdout_logfile_maxbytes=0
-stderr_logfile=/dev/stderr
-stderr_logfile_maxbytes=0
-priority=100
-startinorder=true
-startsecs=0

deploy/docker/uwsgi.ini

@@ -1,24 +0,0 @@
-[uwsgi]
-
-chdir = /home/mediacms.io/mediacms/
-virtualenv = /home/mediacms.io
-module = cms.wsgi
-
-uid=www-data
-gid=www-data
-
-processes = 2
-threads = 2
-
-master = true
-
-socket = 127.0.0.1:9000
-
-workers = 2
-
-vacuum = true
-
-hook-master-start = unix_signal:15 gracefully_kill_them_all
-need-app = true
-die-on-term = true
-buffer-size=32768

deploy/docker/uwsgi_params

@@ -1,16 +0,0 @@
-uwsgi_param  QUERY_STRING       $query_string;
-uwsgi_param  REQUEST_METHOD     $request_method;
-uwsgi_param  CONTENT_TYPE       $content_type;
-uwsgi_param  CONTENT_LENGTH     $content_length;
-
-uwsgi_param  REQUEST_URI        $request_uri;
-uwsgi_param  PATH_INFO          $document_uri;
-uwsgi_param  DOCUMENT_ROOT      $document_root;
-uwsgi_param  SERVER_PROTOCOL    $server_protocol;
-uwsgi_param  REQUEST_SCHEME     $scheme;
-uwsgi_param  HTTPS              $https if_not_empty;
-
-uwsgi_param  REMOTE_ADDR        $remote_addr;
-uwsgi_param  REMOTE_PORT        $remote_port;
-uwsgi_param  SERVER_PORT        $server_port;
-uwsgi_param  SERVER_NAME        $server_name;

deploy/local_install/celery_beat.service

@@ -1,22 +0,0 @@
-[Unit]
-Description=MediaCMS celery beat
-After=network.target
-
-[Service]
-Type=simple
-User=www-data
-Group=www-data
-Restart=always
-RestartSec=10
-WorkingDirectory=/home/mediacms.io/mediacms
-Environment=CELERY_BIN="/home/mediacms.io/bin/celery"
-Environment=CELERYD_PID_FILE="/home/mediacms.io/mediacms/pids/beat%n.pid"
-Environment=CELERYD_LOG_FILE="/home/mediacms.io/mediacms/logs/beat%N.log"
-Environment=CELERYD_LOG_LEVEL="INFO"
-
-ExecStart=/bin/sh -c '${CELERY_BIN} -A cms beat --pidfile=${CELERYD_PID_FILE} --logfile=${CELERYD_LOG_FILE} --loglevel=${CELERYD_LOG_LEVEL}'
-ExecStop=/bin/kill -s TERM $MAINPID
-
-[Install]
-WantedBy=multi-user.target
-

deploy/local_install/celery_long.service

@@ -1,29 +0,0 @@
-[Unit]
-Description=MediaCMS celery long queue
-After=network.target
-
-[Service]
-Type=forking
-User=www-data
-Group=www-data
-Restart=always
-RestartSec=10
-WorkingDirectory=/home/mediacms.io/mediacms
-Environment=CELERYD_NODES="long1"
-Environment=CELERY_QUEUE="long_tasks"
-Environment=CELERY_BIN="/home/mediacms.io/bin/celery"
-Environment=CELERYD_MULTI="multi"
-Environment=CELERYD_OPTS="-Ofair --prefetch-multiplier=1"
-Environment=CELERYD_PID_FILE="/home/mediacms.io/mediacms/pids/%n.pid"
-Environment=CELERYD_LOG_FILE="/home/mediacms.io/mediacms/logs/%N.log"
-Environment=CELERYD_LOG_LEVEL="INFO"
-
-ExecStart=/bin/sh -c '${CELERY_BIN} -A cms multi start ${CELERYD_NODES} --pidfile=${CELERYD_PID_FILE} --logfile=${CELERYD_LOG_FILE} --loglevel=${CELERYD_LOG_LEVEL} ${CELERYD_OPTS} -Q ${CELERY_QUEUE}'
-
-ExecStop=/bin/sh -c '${CELERY_BIN} -A cms multi stopwait ${CELERYD_NODES} --pidfile=${CELERYD_PID_FILE}'
-
-ExecReload=/bin/sh -c '${CELERY_BIN} -A cms multi restart ${CELERYD_NODES} --pidfile=${CELERYD_PID_FILE} --logfile=${CELERYD_LOG_FILE} --loglevel=${CELERYD_LOG_LEVEL} ${CELERYD_OPTS} -Q ${CELERY_QUEUE}'
-
-[Install]
-WantedBy=multi-user.target
-

deploy/local_install/celery_short.service

@@ -1,39 +0,0 @@
-[Unit]
-Description=MediaCMS celery short queue
-After=network.target
-
-[Service]
-Type=forking
-User=www-data
-Group=www-data
-Restart=always
-RestartSec=10
-WorkingDirectory=/home/mediacms.io/mediacms
-Environment=CELERYD_NODES="short1 short2"
-Environment=CELERY_QUEUE="short_tasks"
-# Absolute or relative path to the 'celery' command:
-Environment=CELERY_BIN="/home/mediacms.io/bin/celery"
-# App instance to use
-# comment out this line if you don't use an app
-# or fully qualified:
-#CELERY_APP="proj.tasks:app"
-# How to call manage.py
-Environment=CELERYD_MULTI="multi"
-# Extra command-line arguments to the worker
-Environment=CELERYD_OPTS="--soft-time-limit=300 -c10"
-# - %n will be replaced with the first part of the nodename.
-# - %I will be replaced with the current child process index
-#   and is important when using the prefork pool to avoid race conditions.
-Environment=CELERYD_PID_FILE="/home/mediacms.io/mediacms/pids/%n.pid"
-Environment=CELERYD_LOG_FILE="/home/mediacms.io/mediacms/logs/%N.log"
-Environment=CELERYD_LOG_LEVEL="INFO"
-
-ExecStart=/bin/sh -c '${CELERY_BIN} -A cms multi start ${CELERYD_NODES} --pidfile=${CELERYD_PID_FILE} --logfile=${CELERYD_LOG_FILE} --loglevel=${CELERYD_LOG_LEVEL} ${CELERYD_OPTS} -Q ${CELERY_QUEUE}'
-
-ExecStop=/bin/sh -c '${CELERY_BIN} -A cms multi stopwait ${CELERYD_NODES} --pidfile=${CELERYD_PID_FILE}'
-
-ExecReload=/bin/sh -c '${CELERY_BIN} -A cms multi restart ${CELERYD_NODES} --pidfile=${CELERYD_PID_FILE} --logfile=${CELERYD_LOG_FILE} --loglevel=${CELERYD_LOG_LEVEL} ${CELERYD_OPTS} -Q ${CELERY_QUEUE}'
-
-[Install]
-WantedBy=multi-user.target
-

deploy/local_install/dhparams.pem

@@ -1,13 +0,0 @@
------BEGIN DH PARAMETERS-----
-MIICCAKCAgEAo3MMiEY/fNbu+usIM0cDi6x8G3JBApv0Lswta4kiyedWT1WN51iQ
-9zhOFpmcu6517f/fR9MUdyhVKHxxSqWQTcmTEFtz4P3VLTS/W1N5VbKE2VEMLpIi
-wr350aGvV1Er0ujcp5n4O4h0I1tn4/fNyDe7+pHCdwM+hxe8hJ3T0/tKtad4fnIs
-WHDjl4f7m7KuFfheiK7Efb8MsT64HDDAYXn+INjtDZrbE5XPw20BqyWkrf07FcPx
-8o9GW50Ox7/FYq7jVMI/skEu0BRc8u6uUD9+UOuWUQpdeHeFcvLOgW53Z03XwWuX
-RXosUKzBPuGtUDAaKD/HsGW6xmGr2W9yRmu27jKpfYLUb/eWbbnRJwCw04LdzPqv
-jmtq02Gioo3lf5H5wYV9IYF6M8+q/slpbttsAcKERimD1273FBRt5VhSugkXWKjr
-XDhoXu6vZgj8Opei38qPa8pI1RUFoXHFlCe6WpZQmU8efL8gAMrJr9jUIY8eea1n
-u20t5B9ueb9JMjrNafcq6QkKhZLi6fRDDTUyeDvc0dN9R/3Yts97SXfdi1/lX7HS
-Ht4zXd5hEkvjo8GcnjsfZpAC39QfHWkDaeUGEqsl3jXjVMfkvoVY51OuokPWZzrJ
-M5+wyXNpfGbH67dPk7iHgN7VJvgX0SYscDPTtms50Vk7RwEzLeGuSHMCAQI=
------END DH PARAMETERS-----

deploy/local_install/mediacms.io

@@ -1,84 +0,0 @@
-server {
-    listen 80 ;
-    server_name localhost;
-
-    gzip on;
-    access_log /var/log/nginx/mediacms.io.access.log;
-
-    error_log  /var/log/nginx/mediacms.io.error.log  warn;
-
-#    # redirect to https if logged in
-#    if ($http_cookie ~* "sessionid") {
-#        rewrite  ^/(.*)$  https://localhost/$1  permanent;
-#    }
-
-#    # redirect basic forms to https
-#    location ~ (login|login_form|register|mail_password_form)$ {
-#        rewrite  ^/(.*)$  https://localhost/$1  permanent;
-#    }
-
-    location /static {
-        alias /home/mediacms.io/mediacms/static ;
-    }
-
-    location /media/original {
-        alias /home/mediacms.io/mediacms/media_files/original;
-    }
-
-    location /media {
-        alias /home/mediacms.io/mediacms/media_files ;
-    }
-
-    location / {
-        add_header 'Access-Control-Allow-Origin' '*';
-        add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
-        add_header 'Access-Control-Allow-Headers' 'DNT,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Range';
-        add_header 'Access-Control-Expose-Headers' 'Content-Length,Content-Range';
-
-        include /etc/nginx/sites-enabled/uwsgi_params;
-        uwsgi_pass 127.0.0.1:9000;
-    }
-}
-
-server {
-    listen 443 ssl;
-    server_name localhost;
-
-    ssl_certificate_key  /etc/letsencrypt/live/localhost/privkey.pem;
-    ssl_certificate  /etc/letsencrypt/live/localhost/fullchain.pem;
-    ssl_dhparam /etc/nginx/dhparams/dhparams.pem;
-
-    ssl_protocols TLSv1.2 TLSv1.3; # Dropping SSLv3, ref: POODLE
-    ssl_ciphers ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384;
-    ssl_ecdh_curve secp521r1:secp384r1;
-    ssl_prefer_server_ciphers on;
-
-    gzip on;
-    access_log /var/log/nginx/mediacms.io.access.log;
-
-    error_log  /var/log/nginx/mediacms.io.error.log  warn;
-
-    location /static {
-        alias /home/mediacms.io/mediacms/static ;
-    }
-
-    location /media/original {
-        alias /home/mediacms.io/mediacms/media_files/original;
-        #auth_basic "auth protected area";
-        #auth_basic_user_file /home/mediacms.io/mediacms/deploy/local_install/.htpasswd;
-    }
-
-    location /media {
-        alias /home/mediacms.io/mediacms/media_files ;
-    }
-
-    location / {
-        add_header 'Access-Control-Allow-Origin' '*';
-        add_header 'Access-Control-Allow-Methods' 'GET, POST, OPTIONS';
-        add_header 'Access-Control-Allow-Headers' 'DNT,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Range';
-        add_header 'Access-Control-Expose-Headers' 'Content-Length,Content-Range';
-
-    include /etc/nginx/sites-enabled/uwsgi_params;
-    uwsgi_pass 127.0.0.1:9000;
-    }
-}

deploy/local_install/mediacms.io_fullchain.pem

@@ -1,58 +0,0 @@
------BEGIN CERTIFICATE-----
-MIIFTjCCBDagAwIBAgISBNOUeDlerH9MkKmHLvZJeMYgMA0GCSqGSIb3DQEBCwUA
-MEoxCzAJBgNVBAYTAlVTMRYwFAYDVQQKEw1MZXQncyBFbmNyeXB0MSMwIQYDVQQD
-ExpMZXQncyBFbmNyeXB0IEF1dGhvcml0eSBYMzAeFw0yMDAzMTAxNzUxNDFaFw0y
-MDA2MDgxNzUxNDFaMBYxFDASBgNVBAMTC21lZGlhY21zLmlvMIIBIjANBgkqhkiG
-9w0BAQEFAAOCAQ8AMIIBCgKCAQEAps5Jn18nW2tq/LYFDgQ1YZGLlpF/B2AAPvvH
-3yuD+AcT4skKdZouVL/a5pXrptuYL5lthO9dlcja2tuO2ltYrb7Dp01dAIFaJE8O
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-fDj+rdvCVk/fE+Jno36mcT183Qd/Ty3fWuqFoM5g/luhnfvWEwIDAQABo4ICYDCC
-AlwwDgYDVR0PAQH/BAQDAgWgMB0GA1UdJQQWMBQGCCsGAQUFBwMBBggrBgEFBQcD
-AjAMBgNVHRMBAf8EAjAAMB0GA1UdDgQWBBTd5EZBt74zu5XxT1uXQs6oM8qOuDAf
-BgNVHSMEGDAWgBSoSmpjBH3duubRObemRWXv86jsoTBvBggrBgEFBQcBAQRjMGEw
-LgYIKwYBBQUHMAGGImh0dHA6Ly9vY3NwLmludC14My5sZXRzZW5jcnlwdC5vcmcw
-LwYIKwYBBQUHMAKGI2h0dHA6Ly9jZXJ0LmludC14My5sZXRzZW5jcnlwdC5vcmcv
-MBYGA1UdEQQPMA2CC21lZGlhY21zLmlvMEwGA1UdIARFMEMwCAYGZ4EMAQIBMDcG
-CysGAQQBgt8TAQEBMCgwJgYIKwYBBQUHAgEWGmh0dHA6Ly9jcHMubGV0c2VuY3J5
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-4GWJ8Vjv7Fot/WNHEM4Mnmw0jHj9TPkIZKnPNRMdHmJ5CF/FJFDiptOeuzbfohG+
-mdvuInb8JDc0XBE99Gf/S4/y
------END CERTIFICATE-----
------BEGIN CERTIFICATE-----
-MIIEkjCCA3qgAwIBAgIQCgFBQgAAAVOFc2oLheynCDANBgkqhkiG9w0BAQsFADA/
-MSQwIgYDVQQKExtEaWdpdGFsIFNpZ25hdHVyZSBUcnVzdCBDby4xFzAVBgNVBAMT
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-AQ8AMIIBCgKCAQEAnNMM8FrlLke3cl03g7NoYzDq1zUmGSXhvb418XCSL7e4S0EF
-q6meNQhY7LEqxGiHC6PjdeTm86dicbp5gWAf15Gan/PQeGdxyGkOlZHP/uaZ6WA8
-SMx+yk13EiSdRxta67nsHjcAHJyse6cF6s5K671B5TaYucv9bTyWaN8jKkKQDIZ0
-Z8h/pZq4UmEUEz9l6YKHy9v6Dlb2honzhT+Xhq+w3Brvaw2VFn3EK6BlspkENnWA
-a6xK8xuQSXgvopZPKiAlKQTGdMDQMc2PMTiVFrqoM7hD8bEfwzB/onkxEz0tNvjj
-/PIzark5McWvxI0NHWQWM6r6hCm21AvA2H3DkwIDAQABo4IBfTCCAXkwEgYDVR0T
-AQH/BAgwBgEB/wIBADAOBgNVHQ8BAf8EBAMCAYYwfwYIKwYBBQUHAQEEczBxMDIG
-CCsGAQUFBzABhiZodHRwOi8vaXNyZy50cnVzdGlkLm9jc3AuaWRlbnRydXN0LmNv
-bTA7BggrBgEFBQcwAoYvaHR0cDovL2FwcHMuaWRlbnRydXN0LmNvbS9yb290cy9k
-c3Ryb290Y2F4My5wN2MwHwYDVR0jBBgwFoAUxKexpHsscfrb4UuQdf/EFWCFiRAw
-VAYDVR0gBE0wSzAIBgZngQwBAgEwPwYLKwYBBAGC3xMBAQEwMDAuBggrBgEFBQcC
-ARYiaHR0cDovL2Nwcy5yb290LXgxLmxldHNlbmNyeXB0Lm9yZzA8BgNVHR8ENTAz
-MDGgL6AthitodHRwOi8vY3JsLmlkZW50cnVzdC5jb20vRFNUUk9PVENBWDNDUkwu
-Y3JsMB0GA1UdDgQWBBSoSmpjBH3duubRObemRWXv86jsoTANBgkqhkiG9w0BAQsF
-AAOCAQEA3TPXEfNjWDjdGBX7CVW+dla5cEilaUcne8IkCJLxWh9KEik3JHRRHGJo
-uM2VcGfl96S8TihRzZvoroed6ti6WqEBmtzw3Wodatg+VyOeph4EYpr/1wXKtx8/
-wApIvJSwtmVi4MFU5aMqrSDE6ea73Mj2tcMyo5jMd6jmeWUHK8so/joWUoHOUgwu
-X4Po1QYz+3dszkDqMp4fklxBwXRsW10KXzPMTZ+sOPAveyxindmjkW8lGy+QsRlG
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-KOqkqm57TH2H3eDJAkSnh6/DNFu0Qg==
------END CERTIFICATE-----

deploy/local_install/mediacms.io_privkey.pem

@@ -1,28 +0,0 @@
------BEGIN PRIVATE KEY-----
-MIIEvAIBADANBgkqhkiG9w0BAQEFAASCBKYwggSiAgEAAoIBAQCmzkmfXydba2r8
-tgUOBDVhkYuWkX8HYAA++8ffK4P4BxPiyQp1mi5Uv9rmleum25gvmW2E712VyNra
-247aW1itvsOnTV0AgVokTw4Mp35K/nCvxVZBnKSrMyIwGC+KaXtMG9QdCO8ImDxT
-Cac3RdJQgsK213q7io7NLt2UowywqljMuESUFPSvOGGxa6UOLLpoBlsxX3lt9Hvi
-chawElpzLqPHeO/EC68K2QE5V06hUvoE+MMTdI0STndsBkYhvkD2uLQ7mOH/MEVP
-q1BKNSEBROSa/2hk/njtGdV8OP6t28JWT98T4mejfqZxPXzdB39PLd9a6oWgzmD+
-W6Gd+9YTAgMBAAECggEADnEJuryYQbf5GUwBAAepP3tEZJLQNqk/HDTcRxwTXuPt
-+tKBD1F79WZu40vTjSyx7l0QOFQo/BDZsd0Ubx89fD1p3xA5nxOT5FTb2IifzIpe
-4zjokOGo+BGDQjq10vvy6tH1+VWOrGXRwzawvX5UCRhpFz9sptQGLQmDsZy0Oo9B
-LtavYVUqsbyqRWlzaclHgbythegIACWkqcalOzOtx+l6TGBRjej+c7URcwYBfr7t
-XTAzbP+vnpaJovZyZT1eekr0OLzMpnjx4HvRvzL+NxauRpn6KfabsTfZlk8nrs4I
-UdSjeukj1Iz8rGQilHdN/4dVJ3KzrlHVkVTBSjmMUQKBgQDaVXZnhAScfdiKeZbO
-rdUAWcnwfkDghtRuAmzHaRM/FhFBEoVhdSbBuu+OUyBnIw/Ra4o2ePuEBcKIUiQO
-w2tnE1CY5PPAcjw+OCSpvzy5xxjaqaRbm9BJp3FTeEYGLXERnchPpHg/NpexuF22
-QOJ+FrysPyNMxuQp47ZwO9WT3QKBgQDDlSGjq/eeWxemwf7ZqMVlRyqsdJsgnCew
-DkC62IGiYCBDfeEmndN+vcA/uzJHYV4iXiqS3aYJCWGaZFMhdIhIn5MgULvO1j5G
-u/MxuzaaNPz22FlNCWTLBw4T1HOOvyTL+nLtZDKJ/BHxgHCmur1kiGvvZWrcCthD
-afLEmseqrwKBgBuLZKCymxJTHhp6NHhmndSpfzyD8RNibzJhw+90ZiUzV4HqIEGn
-Ufhm6Qn/mrroRXqaIpm0saZ6Q4yHMF1cchRS73wahlXlE4yV8KopojOd1pjfhgi4
-o5JnOXjaV5s36GfcjATgLvtqm8CkDc6MaQaXP75LSNzKysYuIDoQkmVRAoGAAghF
-rja2Pv4BU+lGJarcSj4gEmSvy/nza5/qSka/qhlHnIvtUAJp1TJRkhf24MkBOmgy
-Fw6YkBV53ynVt05HsEGAPOC54t9VDFUdpNGmMpoEWuhKnUNQuc9b9RbLEJup3TjA
-Avl8kPR+lzzXbtQX7biBLp6mKp0uPB0YubRGCN8CgYA0JMxK0x38Q2x3AQVhOmZh
-YubtIa0JqVJhvpweOCFnkq3ebBpLsWYwiLTn86vuD0jupe5M3sxtefjkJmAKd8xY
-aBU7QWhjh1fX4mzmggnbjcrIFbkIHsxwMeg567U/4AGxOOUsv9QUn37mqycqRKEn
-YfUyYNLM6F3MmQAOs2kaHw==
------END PRIVATE KEY-----

deploy/local_install/mediacms.service

@@ -1,13 +0,0 @@
-[Unit]
-Description=MediaCMS uwsgi
-
-[Service]
-ExecStart=/home/mediacms.io/bin/uwsgi --ini /home/mediacms.io/mediacms/deploy/local_install/uwsgi.ini
-ExecStop=/usr/bin/killall -9 uwsgi
-RestartSec=3
-#ExecRestart=killall -9 uwsgi; sleep 5; /home/sss/bin/uwsgi --ini /home/sss/wordgames/uwsgi.ini
-Restart=always
-
-
-[Install]
-WantedBy=multi-user.target

deploy/local_install/mediacms_logrorate

@@ -1,7 +0,0 @@
-/home/mediacms.io/mediacms/logs/*.log {
-  weekly
-  missingok
-  rotate 7
-  compress
-  notifempty
-}

deploy/local_install/nginx.conf

@@ -1,38 +0,0 @@
-user www-data;
-worker_processes auto;
-pid /run/nginx.pid;
-
-events {
-    worker_connections 10240;
-}
-
-    worker_rlimit_nofile    20000;  #each connection needs a filehandle (or 2 if you are proxying)
-http {
-    proxy_connect_timeout 75;
-    proxy_read_timeout 12000;
-    client_max_body_size 5800M;
-    sendfile on;
-    tcp_nopush on;
-    tcp_nodelay on;
-    keepalive_timeout 10;
-    types_hash_max_size 2048;
-
-    include /etc/nginx/mime.types;
-    default_type application/octet-stream;
-    
-    access_log /var/log/nginx/access.log;
-    error_log /var/log/nginx/error.log;
-
-    gzip on;
-    gzip_disable "msie6";
-
-    log_format compression '$remote_addr - $remote_user [$time_local] '
-                           '"$request" $status $body_bytes_sent '
-                           '"$http_referer" "$http_user_agent" "$gzip_ratio"';
-
-    gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript;
-
-    include /etc/nginx/conf.d/*.conf;
-    include /etc/nginx/sites-enabled/*;
-}
-

deploy/local_install/selinux-mediacms.te

@@ -1,34 +0,0 @@
-module selinux-mediacms 1.0;
-
-require {
-	type init_t;
-	type var_t;
-	type redis_port_t;
-	type postgresql_port_t;
-	type httpd_t;
-	type httpd_sys_content_t;
-	type httpd_sys_rw_content_t;
-	class file { append create execute execute_no_trans getattr ioctl lock open read rename setattr unlink write };
-	class dir { add_name remove_name rmdir };
-	class tcp_socket name_connect;
-	class lnk_file read;
-}
-
-#============= httpd_t ==============
-
-allow httpd_t var_t:file { getattr open read };
-
-#============= init_t ==============
-allow init_t postgresql_port_t:tcp_socket name_connect;
-
-allow init_t redis_port_t:tcp_socket name_connect;
-
-allow init_t httpd_sys_content_t:dir rmdir;
-
-allow init_t httpd_sys_content_t:file { append create execute execute_no_trans ioctl lock open read rename setattr unlink write };
-
-allow init_t httpd_sys_content_t:lnk_file read;
-
-allow init_t httpd_sys_rw_content_t:dir { add_name remove_name rmdir };
-
-allow init_t httpd_sys_rw_content_t:file { create ioctl lock open read setattr unlink write };

deploy/local_install/uwsgi.ini

@@ -1,27 +0,0 @@
-[uwsgi]
-
-chdir = /home/mediacms.io/mediacms/
-virtualenv = /home/mediacms.io
-module = cms.wsgi
-
-uid=www-data
-gid=www-data
-
-processes = 2
-threads = 2
-
-master = true
-
-socket = 127.0.0.1:9000
-#socket = /home/mediacms.io/mediacms/deploy/uwsgi.sock
-
-
-workers = 2
-
-
-vacuum = true
-
-logto = /home/mediacms.io/mediacms/logs/errorlog.txt
-
-disable-logging = true
-buffer-size=32768

deploy/local_install/uwsgi_params

@@ -1,16 +0,0 @@
-uwsgi_param  QUERY_STRING       $query_string;
-uwsgi_param  REQUEST_METHOD     $request_method;
-uwsgi_param  CONTENT_TYPE       $content_type;
-uwsgi_param  CONTENT_LENGTH     $content_length;
-
-uwsgi_param  REQUEST_URI        $request_uri;
-uwsgi_param  PATH_INFO          $document_uri;
-uwsgi_param  DOCUMENT_ROOT      $document_root;
-uwsgi_param  SERVER_PROTOCOL    $server_protocol;
-uwsgi_param  REQUEST_SCHEME     $scheme;
-uwsgi_param  HTTPS              $https if_not_empty;
-
-uwsgi_param  REMOTE_ADDR        $remote_addr;
-uwsgi_param  REMOTE_PORT        $remote_port;
-uwsgi_param  SERVER_PORT        $server_port;
-uwsgi_param  SERVER_NAME        $server_name;

docs/dev_exp.md

@@ -23,7 +23,7 @@ and will start all services required for MediaCMS, as Celery/Redis for asynchron
 For Django, the changes from the image produced by docker-compose.yaml are these:
 
 * Django runs in debug mode, with `python manage.py runserver`
-* uwsgi and nginx are not run
+* gunicorn and nginx are not run
 * Django runs in Debug mode, with Debug Toolbar
 * Static files (js/css) are loaded from static/ folder
 * corsheaders is installed and configured to allow all origins

files/admin.py

@@ -65,6 +65,7 @@ class CategoryAdminForm(forms.ModelForm):
 
     class Meta:
         model = Category
+        # LTI fields will be shown as read-only when USE_LTI is enabled
         fields = '__all__'
 
     def clean(self):
@@ -135,7 +136,7 @@ class CategoryAdmin(admin.ModelAdmin):
     list_display = ["title", "user", "add_date", "media_count"]
     list_filter = []
     ordering = ("-add_date",)
-    readonly_fields = ("user", "media_count")
+    readonly_fields = ("user", "media_count", "lti_platform", "lti_context_id")
     change_form_template = 'admin/files/category/change_form.html'
 
     def get_list_filter(self, request):
@@ -145,6 +146,8 @@ class CategoryAdmin(admin.ModelAdmin):
             list_filter.insert(0, "is_rbac_category")
         if getattr(settings, 'USE_IDENTITY_PROVIDERS', False):
             list_filter.insert(-1, "identity_provider")
+        if getattr(settings, 'USE_LTI', False):
+            list_filter.append("is_lms_course")
 
         return list_filter
 
@@ -154,6 +157,8 @@ class CategoryAdmin(admin.ModelAdmin):
             list_display.insert(-1, "is_rbac_category")
         if getattr(settings, 'USE_IDENTITY_PROVIDERS', False):
             list_display.insert(-1, "identity_provider")
+        if getattr(settings, 'USE_LTI', False):
+            list_display.insert(-1, "is_lms_course")
 
         return list_display
 
@@ -167,6 +172,14 @@ class CategoryAdmin(admin.ModelAdmin):
             ),
         ]
 
+        additional_fieldsets = []
+
+        if getattr(settings, 'USE_LTI', False):
+            lti_fieldset = [
+                ('LTI Integration', {'fields': ['lti_platform', 'lti_context_id'], 'classes': ['tab'], 'description': 'LTI/LMS integration settings (automatically managed by LTI provisioning)'}),
+            ]
+            additional_fieldsets.extend(lti_fieldset)
+
         if getattr(settings, 'USE_RBAC', False):
             rbac_fieldset = [
                 ('RBAC Settings', {'fields': ['is_rbac_category'], 'classes': ['tab'], 'description': 'Role-Based Access Control settings'}),
@@ -177,9 +190,9 @@ class CategoryAdmin(admin.ModelAdmin):
                     ('RBAC Settings', {'fields': ['is_rbac_category', 'identity_provider'], 'classes': ['tab'], 'description': 'Role-Based Access Control settings'}),
                     ('Group Access', {'fields': ['rbac_groups'], 'description': 'Select the Groups that have access to category'}),
                 ]
-            return basic_fieldset + rbac_fieldset
-        else:
-            return basic_fieldset
+            additional_fieldsets.extend(rbac_fieldset)
+
+        return basic_fieldset + additional_fieldsets
 
 
 class TagAdmin(admin.ModelAdmin):

files/context_processors.py

@@ -58,9 +58,16 @@ def stuff(request):
     ret["USE_RBAC"] = settings.USE_RBAC
     ret["USE_ROUNDED_CORNERS"] = settings.USE_ROUNDED_CORNERS
     ret["INCLUDE_LISTING_NUMBERS"] = settings.INCLUDE_LISTING_NUMBERS
+    ret["ALLOW_MEDIA_REPLACEMENT"] = getattr(settings, 'ALLOW_MEDIA_REPLACEMENT', False)
     ret["VERSION"] = VERSION
 
     if request.user.is_superuser:
         ret["DJANGO_ADMIN_URL"] = settings.DJANGO_ADMIN_URL
 
+    if getattr(settings, 'USE_LTI', False):
+        lti_session = request.session.get('lti_session')
+
+        if lti_session and request.user.is_authenticated:
+            ret['lti_session'] = lti_session
+
     return ret

files/forms.py

@@ -6,6 +6,7 @@ from django.conf import settings
 
 from .methods import get_next_state, is_mediacms_editor
 from .models import MEDIA_STATES, Category, Media, Subtitle
+from .widgets import CategoryModalWidget
 
 
 class CustomField(Field):
@@ -121,13 +122,19 @@ class MediaPublishForm(forms.ModelForm):
         fields = ("category", "state", "featured", "reported_times", "is_reviewed", "allow_download")
 
         widgets = {
-            "category": MultipleSelect(),
+            "category": CategoryModalWidget(),
         }
 
     def __init__(self, user, *args, **kwargs):
         self.user = user
+        self.request = kwargs.pop('request', None)
         super(MediaPublishForm, self).__init__(*args, **kwargs)
 
+        self.has_custom_permissions = self.instance.permissions.exists() if self.instance.pk else False
+        self.has_rbac_categories = self.instance.category.filter(is_rbac_category=True).exists() if self.instance.pk else False
+        self.is_shared = self.has_custom_permissions or self.has_rbac_categories
+        self.actual_state = self.instance.state if self.instance.pk else None
+
         if not is_mediacms_editor(user):
             for field in ["featured", "reported_times", "is_reviewed"]:
                 self.fields[field].disabled = True
@@ -140,6 +147,13 @@ class MediaPublishForm(forms.ModelForm):
                     valid_states.append(self.instance.state)
                 self.fields["state"].choices = [(state, dict(MEDIA_STATES).get(state, state)) for state in valid_states]
 
+        if self.is_shared:
+            current_choices = list(self.fields["state"].choices)
+            current_choices.insert(0, ("shared", "Shared"))
+            self.fields["state"].choices = current_choices
+            self.fields["state"].initial = "shared"
+            self.initial["state"] = "shared"
+
         if getattr(settings, 'USE_RBAC', False) and 'category' in self.fields:
             if is_mediacms_editor(user):
                 pass
@@ -156,6 +170,16 @@ class MediaPublishForm(forms.ModelForm):
 
                 self.fields['category'].queryset = Category.objects.filter(id__in=combined_category_ids).order_by('title')
 
+        # Filter for LMS courses only when in embed mode
+        if self.request and 'category' in self.fields:
+            is_embed_mode = self._check_embed_mode()
+            if is_embed_mode:
+                current_queryset = self.fields['category'].queryset
+                self.fields['category'].queryset = current_queryset.filter(is_lms_course=True)
+                self.fields['category'].label = 'Course'
+                self.fields['category'].help_text = 'Media can be shared with one or more courses'
+                self.fields['category'].widget.is_lms_mode = True
+
         self.helper = FormHelper()
         self.helper.form_tag = True
         self.helper.form_class = 'post-form'
@@ -173,39 +197,97 @@ class MediaPublishForm(forms.ModelForm):
 
         self.helper.layout.append(FormActions(Submit('submit', 'Publish Media', css_class='primaryAction')))
 
+    def _check_embed_mode(self):
+        """Check if the current request is in embed mode"""
+        if not self.request:
+            return False
+
+        # Check query parameter
+        mode = self.request.GET.get('mode', '')
+        if mode == 'lms_embed_mode':
+            return True
+
+        # Check session storage
+        if self.request.session.get('lms_embed_mode') == 'true':
+            return True
+
+        return False
+
     def clean(self):
         cleaned_data = super().clean()
         state = cleaned_data.get("state")
         categories = cleaned_data.get("category")
 
-        if getattr(settings, 'USE_RBAC', False) and 'category' in self.fields:
+        if self.is_shared and state != "shared":
+            self.fields['confirm_state'].widget = forms.CheckboxInput()
+            state_index = None
+            for i, layout_item in enumerate(self.helper.layout):
+                if isinstance(layout_item, CustomField) and layout_item.fields[0] == 'state':
+                    state_index = i
+                    break
+
+            if state_index is not None:
+                layout_items = list(self.helper.layout)
+                layout_items.insert(state_index + 1, CustomField('confirm_state'))
+                self.helper.layout = Layout(*layout_items)
+
+            if not cleaned_data.get('confirm_state'):
+                if state == 'private':
+                    error_parts = []
+                    if self.has_rbac_categories:
+                        rbac_cat_titles = self.instance.category.filter(is_rbac_category=True).values_list('title', flat=True)
+                        error_parts.append(f"shared with users that have access to categories: {', '.join(rbac_cat_titles)}")
+                    if self.has_custom_permissions:
+                        error_parts.append("shared by me with other users (visible in 'Shared by me' page)")
+
+                    error_message = f"I understand that changing to Private will remove all sharing. Currently this media is {' and '.join(error_parts)}. All this sharing will be removed."
+                    self.add_error('confirm_state', error_message)
+                else:
+                    error_message = f"I understand that changing to {state.title()} will maintain existing sharing settings."
+                    self.add_error('confirm_state', error_message)
+
+        elif state in ['private', 'unlisted']:
+            custom_permissions = self.instance.permissions.exists()
             rbac_categories = categories.filter(is_rbac_category=True).values_list('title', flat=True)
-
-            if rbac_categories and state in ['private', 'unlisted']:
-                # Make the confirm_state field visible and add it to the layout
+            if rbac_categories or custom_permissions:
                 self.fields['confirm_state'].widget = forms.CheckboxInput()
-
-                # add it after the state field
                 state_index = None
                 for i, layout_item in enumerate(self.helper.layout):
                     if isinstance(layout_item, CustomField) and layout_item.fields[0] == 'state':
                         state_index = i
                         break
 
-                if state_index:
+                if state_index is not None:
                     layout_items = list(self.helper.layout)
                     layout_items.insert(state_index + 1, CustomField('confirm_state'))
                     self.helper.layout = Layout(*layout_items)
 
                 if not cleaned_data.get('confirm_state'):
-                    error_message = f"I understand that although media state is {state}, the media is also shared with users that have access to the following categories: {', '.join(rbac_categories)}"
-                    self.add_error('confirm_state', error_message)
+                    if rbac_categories:
+                        error_message = f"I understand that although media state is {state}, the media is also shared with users that have access to categories: {', '.join(rbac_categories)}"
+                        self.add_error('confirm_state', error_message)
+                    if custom_permissions:
+                        error_message = f"I understand that although media state is {state}, the media is also shared by me with other users, that I can see in the 'Shared by me' page"
+                        self.add_error('confirm_state', error_message)
+
+        # Convert "shared" state to actual underlying state for saving. we dont keep shared state in DB
+        if state == "shared":
+            cleaned_data["state"] = self.actual_state
 
         return cleaned_data
 
     def save(self, *args, **kwargs):
         data = self.cleaned_data
         state = data.get("state")
+
+        # If transitioning from shared to private, remove all sharing
+        if self.is_shared and state == 'private' and data.get('confirm_state'):
+            # Remove all custom permissions
+            self.instance.permissions.all().delete()
+            # Remove RBAC categories
+            rbac_cats = self.instance.category.filter(is_rbac_category=True)
+            self.instance.category.remove(*rbac_cats)
+
         if state != self.initial["state"]:
             self.instance.state = get_next_state(self.user, self.initial["state"], self.instance.state)
 
@@ -332,3 +414,35 @@ class ContactForm(forms.Form):
         if user.is_authenticated:
             self.fields.pop("name")
             self.fields.pop("from_email")
+
+
+class ReplaceMediaForm(forms.Form):
+    new_media_file = forms.FileField(
+        required=True,
+        label="New Media File",
+        help_text="Select a new file to replace the current media",
+    )
+
+    def __init__(self, media_instance, *args, **kwargs):
+        self.media_instance = media_instance
+        super(ReplaceMediaForm, self).__init__(*args, **kwargs)
+
+        self.helper = FormHelper()
+        self.helper.form_tag = True
+        self.helper.form_class = 'post-form'
+        self.helper.form_method = 'post'
+        self.helper.form_enctype = "multipart/form-data"
+        self.helper.form_show_errors = False
+        self.helper.layout = Layout(
+            CustomField('new_media_file'),
+        )
+
+        self.helper.layout.append(FormActions(Submit('submit', 'Replace Media', css_class='primaryAction')))
+
+    def clean_new_media_file(self):
+        file = self.cleaned_data.get("new_media_file", False)
+        if file:
+            if file.size > settings.UPLOAD_MAX_SIZE:
+                max_size_mb = settings.UPLOAD_MAX_SIZE / (1024 * 1024)
+                raise forms.ValidationError(f"File too large. Maximum size: {max_size_mb:.0f}MB")
+            return file

files/frontend_translations/ar.py

@@ -162,6 +162,7 @@ translation_strings = {
     "Remove from list": "إزالة من القائمة",
     "Remove tag": "إزالة العلامة",
     "Remove user": "إزالة المستخدم",
+    "Replace": "",
     "SAVE": "حفظ",
     "SEARCH": "بحث",
     "SHARE": "مشاركة",

files/frontend_translations/bn.py

@@ -162,6 +162,7 @@ translation_strings = {
     "Remove from list": "",
     "Remove tag": "",
     "Remove user": "",
+    "Replace": "",
     "SAVE": "সংরক্ষণ করুন",
     "SEARCH": "অনুসন্ধান",
     "SHARE": "শেয়ার করুন",

files/frontend_translations/da.py

@@ -162,6 +162,7 @@ translation_strings = {
     "Remove from list": "Fjern fra liste",
     "Remove tag": "Fjern tag",
     "Remove user": "Fjern bruger",
+    "Replace": "",
     "SAVE": "GEM",
     "SEARCH": "SØG",
     "SHARE": "DEL",

files/frontend_translations/de.py

@@ -162,6 +162,7 @@ translation_strings = {
     "Remove from list": "Aus Liste entfernen",
     "Remove tag": "Tag entfernen",
     "Remove user": "Benutzer entfernen",
+    "Replace": "",
     "SAVE": "SPEICHERN",
     "SEARCH": "SUCHE",
     "SHARE": "TEILEN",

files/frontend_translations/el.py

@@ -162,6 +162,7 @@ translation_strings = {
     "Remove from list": "Αφαίρεση από λίστα",
     "Remove tag": "Αφαίρεση ετικέτας",
     "Remove user": "Αφαίρεση χρήστη",
+    "Replace": "",
     "SAVE": "ΑΠΟΘΗΚΕΥΣΗ",
     "SEARCH": "ΑΝΑΖΗΤΗΣΗ",
     "SHARE": "ΚΟΙΝΟΠΟΙΗΣΗ",

files/frontend_translations/en.py

@@ -165,6 +165,7 @@ translation_strings = {
     "Recommended": "",
     "Record Screen": "",
     "Register": "",
+    "Replace": "",
     "Remove category": "",
     "Remove from list": "",
     "Remove tag": "",

files/frontend_translations/es.py

@@ -162,6 +162,7 @@ translation_strings = {
     "Remove from list": "Eliminar de la lista",
     "Remove tag": "Eliminar etiqueta",
     "Remove user": "Eliminar usuario",
+    "Replace": "",
     "SAVE": "GUARDAR",
     "SEARCH": "BUSCAR",
     "SHARE": "COMPARTIR",

files/frontend_translations/fr.py

@@ -163,6 +163,7 @@ translation_strings = {
     "Remove from list": "Supprimer de la liste",
     "Remove tag": "Supprimer le tag",
     "Remove user": "Supprimer l'utilisateur",
+    "Replace": "",
     "SAVE": "ENREGISTRER",
     "SEARCH": "RECHERCHER",
     "SHARE": "PARTAGER",

files/frontend_translations/he.py

@@ -162,6 +162,7 @@ translation_strings = {
     "Remove from list": "",
     "Remove tag": "",
     "Remove user": "",
+    "Replace": "",
     "SAVE": "שמור",
     "SEARCH": "חפש",
     "SHARE": "שתף",

files/frontend_translations/hi.py

@@ -162,6 +162,7 @@ translation_strings = {
     "Remove from list": "सूची से हटाएं",
     "Remove tag": "टैग हटाएं",
     "Remove user": "उपयोगकर्ता हटाएं",
+    "Replace": "",
     "SAVE": "सहेजें",
     "SEARCH": "खोजें",
     "SHARE": "साझा करें",

files/frontend_translations/id.py

@@ -162,6 +162,7 @@ translation_strings = {
     "Remove from list": "Hapus dari daftar",
     "Remove tag": "Hapus tag",
     "Remove user": "Hapus pengguna",
+    "Replace": "",
     "SAVE": "SIMPAN",
     "SEARCH": "CARI",
     "SHARE": "BAGIKAN",

files/frontend_translations/it.py

@@ -163,6 +163,7 @@ translation_strings = {
     "Remove from list": "Rimuovi dalla lista",
     "Remove tag": "Rimuovi tag",
     "Remove user": "Rimuovi utente",
+    "Replace": "",
     "SAVE": "SALVA",
     "SEARCH": "CERCA",
     "SHARE": "CONDIVIDI",

files/frontend_translations/ja.py

@@ -162,6 +162,7 @@ translation_strings = {
     "Remove from list": "リストから削除",
     "Remove tag": "タグを削除",
     "Remove user": "ユーザーを削除",
+    "Replace": "",
     "SAVE": "保存",
     "SEARCH": "検索",
     "SHARE": "共有",

files/frontend_translations/ko.py

@@ -162,6 +162,7 @@ translation_strings = {
     "Remove from list": "목록에서 제거",
     "Remove tag": "태그 제거",
     "Remove user": "사용자 제거",
+    "Replace": "",
     "SAVE": "저장",
     "SEARCH": "검색",
     "SHARE": "공유",

files/frontend_translations/nl.py

@@ -162,6 +162,7 @@ translation_strings = {
     "Remove from list": "Verwijderen uit lijst",
     "Remove tag": "Tag verwijderen",
     "Remove user": "Gebruiker verwijderen",
+    "Replace": "",
     "SAVE": "OPSLAAN",
     "SEARCH": "ZOEKEN",
     "SHARE": "DELEN",

files/frontend_translations/pt.py

@@ -162,6 +162,7 @@ translation_strings = {
     "Remove from list": "Remover da lista",
     "Remove tag": "Remover tag",
     "Remove user": "Remover usuário",
+    "Replace": "",
     "SAVE": "SALVAR",
     "SEARCH": "PESQUISAR",
     "SHARE": "COMPARTILHAR",

files/frontend_translations/ru.py

@@ -162,6 +162,7 @@ translation_strings = {
     "Remove from list": "Удалить из списка",
     "Remove tag": "Удалить тег",
     "Remove user": "Удалить пользователя",
+    "Replace": "",
     "SAVE": "СОХРАНИТЬ",
     "SEARCH": "ПОИСК",
     "SHARE": "ПОДЕЛИТЬСЯ",

files/frontend_translations/sl.py

@@ -162,6 +162,7 @@ translation_strings = {
     "Remove from list": "Odstrani s seznama",
     "Remove tag": "Odstrani oznako",
     "Remove user": "Odstrani uporabnika",
+    "Replace": "",
     "SAVE": "SHRANI",
     "SEARCH": "ISKANJE",
     "SHARE": "DELI",

files/frontend_translations/tr.py

@@ -162,6 +162,7 @@ translation_strings = {
     "Remove from list": "Listeden kaldır",
     "Remove tag": "Etiketi kaldır",
     "Remove user": "Kullanıcıyı kaldır",
+    "Replace": "",
     "SAVE": "KAYDET",
     "SEARCH": "ARA",
     "SHARE": "PAYLAŞ",

files/frontend_translations/ur.py

@@ -162,6 +162,7 @@ translation_strings = {
     "Remove from list": "فہرست سے ہٹائیں",
     "Remove tag": "ٹیگ ہٹائیں",
     "Remove user": "صارف ہٹائیں",
+    "Replace": "",
     "SAVE": "محفوظ کریں",
     "SEARCH": "تلاش کریں",
     "SHARE": "شیئر کریں",

files/frontend_translations/zh_hans.py

@@ -162,6 +162,7 @@ translation_strings = {
     "Remove from list": "",
     "Remove tag": "",
     "Remove user": "",
+    "Replace": "",
     "SAVE": "保存",
     "SEARCH": "搜索",
     "SHARE": "分享",

files/frontend_translations/zh_hant.py

@@ -162,6 +162,7 @@ translation_strings = {
     "Remove from list": "",
     "Remove tag": "",
     "Remove user": "",
+    "Replace": "",
     "SAVE": "儲存",
     "SEARCH": "搜尋",
     "SHARE": "分享",

files/helpers.py

@@ -910,7 +910,9 @@ def trim_video_method(media_file_path, timestamps_list):
         return False
 
     with tempfile.TemporaryDirectory(dir=settings.TEMP_DIRECTORY) as temp_dir:
-        output_file = os.path.join(temp_dir, "output.mp4")
+        # Detect input file extension to preserve original format
+        _, input_ext = os.path.splitext(media_file_path)
+        output_file = os.path.join(temp_dir, f"output{input_ext}")
 
         segment_files = []
         for i, item in enumerate(timestamps_list):
@@ -920,7 +922,7 @@ def trim_video_method(media_file_path, timestamps_list):
 
             # For single timestamp, we can use the output file directly
             # For multiple timestamps, we need to create segment files
-            segment_file = output_file if len(timestamps_list) == 1 else os.path.join(temp_dir, f"segment_{i}.mp4")
+            segment_file = output_file if len(timestamps_list) == 1 else os.path.join(temp_dir, f"segment_{i}{input_ext}")
 
             cmd = [settings.FFMPEG_COMMAND, "-y", "-ss", str(item['startTime']), "-i", media_file_path, "-t", str(duration), "-c", "copy", "-avoid_negative_ts", "1", segment_file]
 
@@ -963,3 +965,13 @@ def get_alphanumeric_only(string):
     """
     string = "".join([char for char in string if char.isalnum()])
     return string.lower()
+
+
+def get_alphanumeric_and_spaces(string):
+    """Returns a query that contains only alphanumeric characters and spaces
+    This include characters other than the English alphabet too
+    """
+    string = "".join([char for char in string if char.isalnum() or char.isspace()])
+    # Replace multiple spaces with single space and strip
+    string = " ".join(string.split())
+    return string

files/methods.py

@@ -272,12 +272,16 @@ def show_related_media_content(media, request, limit):
         category = media.category.first()
         if category:
             q_category = Q(listable=True, category=category)
-            q_res = models.Media.objects.filter(q_category).order_by(order_criteria[random.randint(0, len(order_criteria) - 1)]).prefetch_related("user")[: limit - media.user.media_count]
+            # Fix: Ensure slice index is never negative
+            remaining = max(0, limit - len(m))
+            q_res = models.Media.objects.filter(q_category).order_by(order_criteria[random.randint(0, len(order_criteria) - 1)]).prefetch_related("user")[:remaining]
             m = list(itertools.chain(m, q_res))
 
         if len(m) < limit:
             q_generic = Q(listable=True)
-            q_res = models.Media.objects.filter(q_generic).order_by(order_criteria[random.randint(0, len(order_criteria) - 1)]).prefetch_related("user")[: limit - media.user.media_count]
+            # Fix: Ensure slice index is never negative
+            remaining = max(0, limit - len(m))
+            q_res = models.Media.objects.filter(q_generic).order_by(order_criteria[random.randint(0, len(order_criteria) - 1)]).prefetch_related("user")[:remaining]
             m = list(itertools.chain(m, q_res))
 
     m = list(set(m[:limit]))  # remove duplicates
@@ -490,7 +494,6 @@ def copy_video(original_media, copy_encodings=True, title_suffix="(Trimmed)"):
             state=helpers.get_default_state(user=original_media.user),
             is_reviewed=original_media.is_reviewed,
             encoding_status=original_media.encoding_status,
-            listable=original_media.listable,
             add_date=timezone.now(),
             video_height=original_media.video_height,
             size=original_media.size,
@@ -666,11 +669,8 @@ def change_media_owner(media_id, new_user):
     media.user = new_user
     media.save(update_fields=["user"])
 
-    # Update any related permissions
-    media_permissions = models.MediaPermission.objects.filter(media=media)
-    for permission in media_permissions:
-        permission.owner_user = new_user
-        permission.save(update_fields=["owner_user"])
+    # Optimize: Update any related permissions in bulk instead of loop
+    models.MediaPermission.objects.filter(media=media).update(owner_user=new_user)
 
     # remove any existing permissions for the new user, since they are now owner
     models.MediaPermission.objects.filter(media=media, user=new_user).delete()
@@ -713,7 +713,6 @@ def copy_media(media):
                 state=helpers.get_default_state(user=media.user),
                 is_reviewed=media.is_reviewed,
                 encoding_status=media.encoding_status,
-                listable=media.listable,
                 add_date=timezone.now(),
             )
 

files/migrations/0014_alter_subtitle_options_and_more.py

@@ -0,0 +1,24 @@
+# Generated by Django 5.2.6 on 2025-12-16 14:05
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ('files', '0013_page_tinymcemedia'),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name='subtitle',
+            options={'ordering': ['language__title'], 'verbose_name': 'Caption', 'verbose_name_plural': 'Captions'},
+        ),
+        migrations.AlterModelOptions(
+            name='transcriptionrequest',
+            options={'verbose_name': 'Caption Request', 'verbose_name_plural': 'Caption Requests'},
+        ),
+        migrations.AlterModelOptions(
+            name='videotrimrequest',
+            options={'verbose_name': 'Trim Request', 'verbose_name_plural': 'Trim Requests'},
+        ),
+    ]

files/migrations/0015_category_is_lms_course_category_lti_context_id.py

@@ -0,0 +1,22 @@
+# Generated by Django 5.2.6 on 2025-12-29 16:15
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ('files', '0014_alter_subtitle_options_and_more'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='category',
+            name='is_lms_course',
+            field=models.BooleanField(db_index=True, default=False, help_text='Whether this category represents an LMS course'),
+        ),
+        migrations.AddField(
+            model_name='category',
+            name='lti_context_id',
+            field=models.CharField(blank=True, db_index=True, help_text='LTI context ID from platform', max_length=255),
+        ),
+    ]

files/migrations/0016_category_lti_platform.py

@@ -0,0 +1,21 @@
+# Generated by Django 5.2.6 on 2025-12-29 16:15
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ('files', '0015_category_is_lms_course_category_lti_context_id'),
+        ('lti', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='category',
+            name='lti_platform',
+            field=models.ForeignKey(
+                blank=True, help_text='LTI Platform if this is an LTI course', null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='categories', to='lti.ltiplatform'
+            ),
+        ),
+    ]

files/models/category.py

@@ -47,6 +47,13 @@ class Category(models.Model):
         verbose_name='IDP Config Name',
     )
 
+    # LTI/LMS integration fields
+    is_lms_course = models.BooleanField(default=False, db_index=True, help_text='Whether this category represents an LMS course')
+
+    lti_platform = models.ForeignKey('lti.LTIPlatform', blank=True, null=True, on_delete=models.SET_NULL, related_name='categories', help_text='LTI Platform if this is an LTI course')
+
+    lti_context_id = models.CharField(max_length=255, blank=True, db_index=True, help_text='LTI context ID from platform')
+
     def __str__(self):
         return self.title
 
@@ -91,10 +98,10 @@ class Category(models.Model):
         if self.listings_thumbnail:
             return self.listings_thumbnail
 
-        if Media.objects.filter(category=self, state="public").exists():
-            media = Media.objects.filter(category=self, state="public").order_by("-views").first()
-            if media:
-                return media.thumbnail_url
+        # Optimize: Use first() directly instead of exists() + first() (saves one query)
+        media = Media.objects.filter(category=self, state="public").order_by("-views").first()
+        if media:
+            return media.thumbnail_url
 
         return None
 
@@ -137,7 +144,7 @@ class Tag(models.Model):
         return True
 
     def save(self, *args, **kwargs):
-        self.title = helpers.get_alphanumeric_only(self.title)
+        self.title = helpers.get_alphanumeric_and_spaces(self.title)
         self.title = self.title[:100]
         super(Tag, self).save(*args, **kwargs)
 

files/models/media.py

@@ -270,7 +270,9 @@ class Media(models.Model):
             if self.media_file != self.__original_media_file:
                 # set this otherwise gets to infinite loop
                 self.__original_media_file = self.media_file
-                self.media_init()
+                from .. import tasks
+
+                tasks.media_init.apply_async(args=[self.friendly_token], countdown=5)
 
             # for video files, if user specified a different time
             # to automatically grub thumbnail
@@ -282,7 +284,7 @@ class Media(models.Model):
                 self.allow_whisper_transcribe != self.__original_allow_whisper_transcribe or self.allow_whisper_transcribe_and_translate != self.__original_allow_whisper_transcribe_and_translate
             )
 
-            if transcription_changed and self.media_type == "video":
+            if transcription_changed and self.media_type in ["video", "audio"]:
                 self.transcribe_function()
 
             # Update the original values for next comparison
@@ -329,10 +331,17 @@ class Media(models.Model):
 
             if to_transcribe:
                 TranscriptionRequest.objects.create(media=self, translate_to_english=False)
-                tasks.whisper_transcribe.delay(self.friendly_token, translate_to_english=False)
+                tasks.whisper_transcribe.apply_async(
+                    args=[self.friendly_token, False],
+                    countdown=10,
+                )
+
             if to_transcribe_and_translate:
                 TranscriptionRequest.objects.create(media=self, translate_to_english=True)
-                tasks.whisper_transcribe.delay(self.friendly_token, translate_to_english=True)
+                tasks.whisper_transcribe.apply_async(
+                    args=[self.friendly_token, True],
+                    countdown=10,
+                )
 
     def update_search_vector(self):
         """
@@ -343,20 +352,11 @@ class Media(models.Model):
         # first get anything interesting out of the media
         # that needs to be search able
 
-        a_tags = b_tags = ""
+        a_tags = ""
         if self.id:
             a_tags = " ".join([tag.title for tag in self.tags.all()])
-            b_tags = " ".join([tag.title.replace("-", " ") for tag in self.tags.all()])
 
-        items = [
-            self.title,
-            self.user.username,
-            self.user.email,
-            self.user.name,
-            self.description,
-            a_tags,
-            b_tags,
-        ]
+        items = [self.friendly_token, self.title, self.user.username, self.user.email, self.user.name, self.description, a_tags]
 
         for subtitle in self.subtitles.all():
             items.append(subtitle.subtitle_text)
@@ -410,6 +410,11 @@ class Media(models.Model):
                 self.media_type = "image"
             elif kind == "pdf":
                 self.media_type = "pdf"
+            elif kind == "audio":
+                self.media_type = "audio"
+            elif kind == "video":
+                self.media_type = "video"
+
         if self.media_type in ["image", "pdf"]:
             self.encoding_status = "success"
         else:
@@ -731,7 +736,7 @@ class Media(models.Model):
 
         ret = []
         for cat in self.category.all():
-            ret.append({"title": cat.title, "url": cat.get_absolute_url()})
+            ret.append({"title": cat.title, "url": cat.get_absolute_url(), "is_lms_course": cat.is_lms_course})
         return ret
 
     @property
@@ -763,6 +768,8 @@ class Media(models.Model):
             return helpers.url_from_path(self.uploaded_thumbnail.path)
         if self.thumbnail:
             return helpers.url_from_path(self.thumbnail.path)
+        if self.media_type == "audio":
+            return helpers.url_from_path("userlogos/poster_audio.jpg")
         return None
 
     @property
@@ -776,6 +783,9 @@ class Media(models.Model):
             return helpers.url_from_path(self.uploaded_poster.path)
         if self.poster:
             return helpers.url_from_path(self.poster.path)
+        if self.media_type == "audio":
+            return helpers.url_from_path("userlogos/poster_audio.jpg")
+
         return None
 
     @property

files/serializers.py

@@ -101,10 +101,17 @@ class MediaSerializer(serializers.ModelSerializer):
 class SingleMediaSerializer(serializers.ModelSerializer):
     user = serializers.ReadOnlyField(source="user.username")
     url = serializers.SerializerMethodField()
+    is_shared = serializers.SerializerMethodField()
 
     def get_url(self, obj):
         return self.context["request"].build_absolute_uri(obj.get_absolute_url())
 
+    def get_is_shared(self, obj):
+        """Check if media has custom permissions or RBAC categories"""
+        custom_permissions = obj.permissions.exists()
+        rbac_categories = obj.category.filter(is_rbac_category=True).exists()
+        return custom_permissions or rbac_categories
+
     class Meta:
         model = Media
         read_only_fields = (
@@ -133,6 +140,7 @@ class SingleMediaSerializer(serializers.ModelSerializer):
             "edit_date",
             "media_type",
             "state",
+            "is_shared",
             "duration",
             "thumbnail_url",
             "poster_url",
@@ -218,6 +226,7 @@ class CategorySerializer(serializers.ModelSerializer):
             "media_count",
             "user",
             "thumbnail_url",
+            "is_lms_course",
         )
 
 

files/tasks.py

@@ -625,6 +625,18 @@ def create_hls(friendly_token):
     return True
 
 
+@task(name="media_init", queue="short_tasks")
+def media_init(friendly_token):
+    try:
+        media = Media.objects.get(friendly_token=friendly_token)
+    except:  # noqa
+        logger.info("failed to get media with friendly_token %s" % friendly_token)
+        return False
+    media.media_init()
+
+    return True
+
+
 @task(name="check_running_states", queue="short_tasks")
 def check_running_states():
     # Experimental - unused

files/urls.py

@@ -20,6 +20,7 @@ urlpatterns = [
     re_path(r"^contact$", views.contact, name="contact"),
     re_path(r"^publish", views.publish_media, name="publish_media"),
     re_path(r"^edit_chapters", views.edit_chapters, name="edit_chapters"),
+    re_path(r"^replace_media", views.replace_media, name="replace_media"),
     re_path(r"^edit_video", views.edit_video, name="edit_video"),
     re_path(r"^edit", views.edit_media, name="edit_media"),
     re_path(r"^embed", views.embed_media, name="get_embed"),
@@ -79,6 +80,7 @@ urlpatterns = [
         views.trim_video,
     ),
     re_path(r"^api/v1/categories$", views.CategoryList.as_view()),
+    re_path(r"^api/v1/categories/contributor$", views.CategoryListContributor.as_view()),
     re_path(r"^api/v1/tags$", views.TagList.as_view()),
     re_path(r"^api/v1/comments$", views.CommentList.as_view()),
     re_path(
@@ -110,7 +112,7 @@ urlpatterns = [
     re_path(r"^manage/users$", views.manage_users, name="manage_users"),
     # Media uploads in ADMIN created pages
     re_path(r"^tinymce/upload/", tinymce_handlers.upload_image, name="tinymce_upload_image"),
-    re_path("^(?P<slug>[\w.-]*)$", views.get_page, name="get_page"),  # noqa: W605
+    re_path(r"^(?P<slug>[\w.-]*)$", views.get_page, name="get_page"),  # noqa: W605
 ] + static(settings.MEDIA_URL, document_root=settings.MEDIA_ROOT)
 
 

files/views/__init__.py

@@ -1,7 +1,7 @@
 # Import all views for backward compatibility
 
 from .auth import custom_login_view, saml_metadata  # noqa: F401
-from .categories import CategoryList, TagList  # noqa: F401
+from .categories import CategoryList, CategoryListContributor, TagList  # noqa: F401
 from .comments import CommentDetail, CommentList  # noqa: F401
 from .encoding import EncodeProfileList, EncodingDetail  # noqa: F401
 from .media import MediaActions  # noqa: F401
@@ -32,6 +32,7 @@ from .pages import members  # noqa: F401
 from .pages import publish_media  # noqa: F401
 from .pages import recommended_media  # noqa: F401
 from .pages import record_screen  # noqa: F401
+from .pages import replace_media  # noqa: F401
 from .pages import search  # noqa: F401
 from .pages import setlanguage  # noqa: F401
 from .pages import sitemap  # noqa: F401

files/views/categories.py

@@ -43,6 +43,49 @@ class CategoryList(APIView):
         return Response(ret)
 
 
+class CategoryListContributor(APIView):
+    """List categories where user has contributor access"""
+
+    @swagger_auto_schema(
+        manual_parameters=[
+            openapi.Parameter(
+                name='lms_courses_only',
+                type=openapi.TYPE_BOOLEAN,
+                in_=openapi.IN_QUERY,
+                description='Filter to show only LMS courses (categories with is_lms_course=True)',
+            ),
+        ],
+        tags=['Categories'],
+        operation_summary='Lists Categories for Contributors',
+        operation_description='Lists all categories where the user has contributor access',
+        responses={
+            200: openapi.Response('response description', CategorySerializer),
+        },
+    )
+    def get(self, request, format=None):
+        if not request.user.is_authenticated:
+            return Response([])
+
+        categories = Category.objects.none()
+
+        # Filter for LMS courses only if requested
+        lms_courses_only = request.GET.get('lms_courses_only', '').lower() in ['true', '1', 'yes']
+        if lms_courses_only:
+            categories = categories.filter(is_lms_course=True)
+        else:
+            categories = Category.objects.filter(is_rbac_category=False).prefetch_related("user")
+
+        # Get RBAC categories where user has contributor access
+        if getattr(settings, 'USE_RBAC', False):
+            rbac_categories = request.user.get_rbac_categories_as_contributor()
+            categories = categories.union(rbac_categories)
+
+        categories = categories.order_by("title")
+
+        serializer = CategorySerializer(categories, many=True, context={"request": request})
+        return Response(serializer.data)
+
+
 class TagList(APIView):
     """List tags"""
 

files/views/media.py

@@ -74,10 +74,8 @@ class MediaList(APIView):
         if not request.user.is_authenticated:
             return base_queryset.filter(base_filters)
 
-        # Build OR conditions for authenticated users
-        conditions = base_filters  # Start with listable media
+        conditions = base_filters
 
-        # Add user permissions
         permission_filter = {'user': request.user}
         if user:
             permission_filter['owner_user'] = user
@@ -88,7 +86,6 @@ class MediaList(APIView):
                 perm_conditions &= Q(user=user)
             conditions |= perm_conditions
 
-        # Add RBAC conditions
         if getattr(settings, 'USE_RBAC', False):
             rbac_categories = request.user.get_rbac_categories_as_member()
             rbac_conditions = Q(category__in=rbac_categories)
@@ -99,7 +96,6 @@ class MediaList(APIView):
         return base_queryset.filter(conditions).distinct()
 
     def get(self, request, format=None):
-        # Show media
         # authenticated users can see:
 
         # All listable media (public access)
@@ -118,7 +114,6 @@ class MediaList(APIView):
         publish_state = params.get('publish_state', '').strip()
         query = params.get("q", "").strip().lower()
 
-        # Handle combined sort options (e.g., title_asc, views_desc)
         parsed_combined = False
         if sort_by and '_' in sort_by:
             parts = sort_by.rsplit('_', 1)
@@ -183,7 +178,7 @@ class MediaList(APIView):
                     rbac_categories = request.user.get_rbac_categories_as_member()
                     conditions |= Q(category__in=rbac_categories)
 
-                media = base_queryset.filter(conditions).distinct()
+                media = base_queryset.filter(conditions).exclude(user=request.user).distinct()
         elif author_param:
             user_queryset = User.objects.all()
             user = get_object_or_404(user_queryset, username=author_param)
@@ -231,20 +226,25 @@ class MediaList(APIView):
             elif duration == '60-120':
                 media = media.filter(duration__gte=3600)
 
-        if publish_state and publish_state in ['private', 'public', 'unlisted']:
-            media = media.filter(state=publish_state)
+        if publish_state:
+            if publish_state == 'shared':
+                # Filter media that have custom permissions OR RBAC categories
+                shared_conditions = Q(permissions__isnull=False) | Q(category__is_rbac_category=True)
+                media = media.filter(shared_conditions).distinct()
+            elif publish_state in ['private', 'public', 'unlisted']:
+                media = media.filter(state=publish_state)
 
         if not already_sorted:
             media = media.order_by(f"{ordering}{sort_by}")
 
-        media = media[:1000]  # limit to 1000 results
+        media = media[:1000]
 
         paginator = pagination_class()
 
         page = paginator.paginate_queryset(media, request)
 
         serializer = MediaSerializer(page, many=True, context={"request": request})
-        # Collect all unique tags from the current page results
+
         tags_set = set()
         for media_obj in page:
             for tag in media_obj.tags.all():
@@ -354,28 +354,23 @@ class MediaBulkUserActions(APIView):
         },
     )
     def post(self, request, format=None):
-        # Check if user is authenticated
         if not request.user.is_authenticated:
             return Response({"detail": "Authentication required"}, status=status.HTTP_401_UNAUTHORIZED)
 
-        # Get required parameters
         media_ids = request.data.get('media_ids', [])
         action = request.data.get('action')
 
-        # Validate required parameters
         if not media_ids:
             return Response({"detail": "media_ids is required"}, status=status.HTTP_400_BAD_REQUEST)
 
         if not action:
             return Response({"detail": "action is required"}, status=status.HTTP_400_BAD_REQUEST)
 
-        # Get media objects owned by the user
         media = Media.objects.filter(user=request.user, friendly_token__in=media_ids)
 
         if not media:
             return Response({"detail": "No matching media found"}, status=status.HTTP_400_BAD_REQUEST)
 
-        # Process based on action
         if action == "enable_comments":
             media.update(enable_comments=True)
             return Response({"detail": f"Comments enabled for {media.count()} media items"})
@@ -446,12 +441,10 @@ class MediaBulkUserActions(APIView):
             if state not in valid_states:
                 return Response({"detail": f"state must be one of {valid_states}"}, status=status.HTTP_400_BAD_REQUEST)
 
-            # Check if user can set public state
             if not is_mediacms_editor(request.user) and settings.PORTAL_WORKFLOW != "public":
                 if state == "public":
                     return Response({"detail": "You are not allowed to set media to public state"}, status=status.HTTP_400_BAD_REQUEST)
 
-            # Update media state
             for m in media:
                 m.state = state
                 if m.state == "public" and m.encoding_status == "success" and m.is_reviewed is True:
@@ -495,8 +488,6 @@ class MediaBulkUserActions(APIView):
             if ownership_type not in valid_ownership_types:
                 return Response({"detail": f"ownership_type must be one of {valid_ownership_types}"}, status=status.HTTP_400_BAD_REQUEST)
 
-            # Find users who have the permission on ALL media items (intersection)
-
             media_count = media.count()
 
             users = (
@@ -523,7 +514,6 @@ class MediaBulkUserActions(APIView):
             if not usernames:
                 return Response({"detail": "users is required for set_ownership action"}, status=status.HTTP_400_BAD_REQUEST)
 
-            # Get valid users from the provided usernames
             users = User.objects.filter(username__in=usernames)
             if not users.exists():
                 return Response({"detail": "No valid users found"}, status=status.HTTP_400_BAD_REQUEST)
@@ -548,22 +538,17 @@ class MediaBulkUserActions(APIView):
             if not usernames:
                 return Response({"detail": "users is required for remove_ownership action"}, status=status.HTTP_400_BAD_REQUEST)
 
-            # Get valid users from the provided usernames
             users = User.objects.filter(username__in=usernames)
             if not users.exists():
                 return Response({"detail": "No valid users found"}, status=status.HTTP_400_BAD_REQUEST)
 
-            # Delete MediaPermission objects matching the criteria
             MediaPermission.objects.filter(media__in=media, permission=ownership_type, user__in=users).delete()
 
             return Response({"detail": "Action succeeded"})
 
         elif action == "playlist_membership":
-            # Find playlists that contain ALL the selected media (intersection)
-
             media_count = media.count()
 
-            # Query playlists owned by user that contain these media
             results = list(
                 Playlist.objects.filter(user=request.user, playlistmedia__media__in=media)
                 .values('id', 'friendly_token', 'title')
@@ -574,38 +559,50 @@ class MediaBulkUserActions(APIView):
             return Response({'results': results})
 
         elif action == "category_membership":
-            # Find categories that contain ALL the selected media (intersection)
-
             media_count = media.count()
 
-            # Query categories that contain these media
             results = list(Category.objects.filter(media__in=media).values('title', 'uid').annotate(media_count=Count('media', distinct=True)).filter(media_count=media_count))
 
             return Response({'results': results})
 
         elif action == "tag_membership":
-            # Find tags that contain ALL the selected media (intersection)
-
             media_count = media.count()
 
-            # Query tags that contain these media
             results = list(Tag.objects.filter(media__in=media).values('title').annotate(media_count=Count('media', distinct=True)).filter(media_count=media_count))
 
             return Response({'results': results})
 
         elif action == "add_to_category":
             category_uids = request.data.get('category_uids', [])
-            if not category_uids:
-                return Response({"detail": "category_uids is required for add_to_category action"}, status=status.HTTP_400_BAD_REQUEST)
+            lti_context_id = request.data.get('lti_context_id')
+
+            if not category_uids and not lti_context_id:
+                return Response({"detail": "category_uids or lti_context_id is required for add_to_category action"}, status=status.HTTP_400_BAD_REQUEST)
+
+            categories = Category.objects.none()
+
+            # Prioritize category_uids
+            if category_uids:
+                categories = Category.objects.filter(uid__in=category_uids)
+            elif lti_context_id:
+                # Filter categories by lti_context_id and ensure they ARE RBAC categories
+                potential_categories = Category.objects.filter(lti_context_id=lti_context_id, is_rbac_category=True)
+
+                # Check user access (must have contributor access)
+                valid_category_ids = []
+                for cat in potential_categories:
+                    if request.user.has_contributor_access_to_category(cat):
+                        valid_category_ids.append(cat.id)
+
+                if valid_category_ids:
+                    categories = Category.objects.filter(id__in=valid_category_ids)
 
-            categories = Category.objects.filter(uid__in=category_uids)
             if not categories:
-                return Response({"detail": "No matching categories found"}, status=status.HTTP_400_BAD_REQUEST)
+                return Response({"detail": "No matching categories found or access denied"}, status=status.HTTP_400_BAD_REQUEST)
 
             added_count = 0
             for category in categories:
                 for m in media:
-                    # Add media to category (ManyToMany relationship)
                     if not m.category.filter(uid=category.uid).exists():
                         m.category.add(category)
                         added_count += 1
@@ -624,7 +621,6 @@ class MediaBulkUserActions(APIView):
             removed_count = 0
             for category in categories:
                 for m in media:
-                    # Remove media from category (ManyToMany relationship)
                     if m.category.filter(uid=category.uid).exists():
                         m.category.remove(category)
                         removed_count += 1
@@ -643,7 +639,6 @@ class MediaBulkUserActions(APIView):
             added_count = 0
             for tag in tags:
                 for m in media:
-                    # Add media to tag (ManyToMany relationship)
                     if not m.tags.filter(title=tag.title).exists():
                         m.tags.add(tag)
                         added_count += 1
@@ -662,7 +657,6 @@ class MediaBulkUserActions(APIView):
             removed_count = 0
             for tag in tags:
                 for m in media:
-                    # Remove media from tag (ManyToMany relationship)
                     if m.tags.filter(title=tag.title).exists():
                         m.tags.remove(tag)
                         removed_count += 1
@@ -722,12 +716,9 @@ class MediaDetail(APIView):
             return media
 
         serializer = SingleMediaSerializer(media, context={"request": request})
-        if media.state == "private":
-            related_media = []
-        else:
-            related_media = show_related_media(media, request=request, limit=100)
-            related_media_serializer = MediaSerializer(related_media, many=True, context={"request": request})
-            related_media = related_media_serializer.data
+        related_media = show_related_media(media, request=request, limit=100)
+        related_media_serializer = MediaSerializer(related_media, many=True, context={"request": request})
+        related_media = related_media_serializer.data
         ret = serializer.data
 
         # update rattings info with user specific ratings
@@ -829,13 +820,14 @@ class MediaDetail(APIView):
 
         serializer = MediaSerializer(media, data=request.data, context={"request": request})
         if serializer.is_valid():
-            serializer.save(user=request.user)
-            # no need to update the media file itself, only the metadata
             # if request.data.get('media_file'):
-            #    media_file = request.data["media_file"]
-            #    serializer.save(user=request.user, media_file=media_file)
+            #     media_file = request.data["media_file"]
+            #     media.state = helpers.get_default_state(request.user)
+            #     media.listable = False
+            #     serializer.save(user=request.user, media_file=media_file)
             # else:
-            #    serializer.save(user=request.user)
+            #     serializer.save(user=request.user)
+            serializer.save(user=request.user)
             return Response(serializer.data, status=status.HTTP_201_CREATED)
         return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
 

files/views/pages.py

@@ -1,4 +1,5 @@
 import json
+import os
 
 from django.conf import settings
 from django.contrib import messages
@@ -18,11 +19,12 @@ from ..forms import (
     EditSubtitleForm,
     MediaMetadataForm,
     MediaPublishForm,
+    ReplaceMediaForm,
     SubtitleForm,
     WhisperSubtitlesForm,
 )
 from ..frontend_translations import translate_string
-from ..helpers import get_alphanumeric_only
+from ..helpers import get_alphanumeric_and_spaces
 from ..methods import (
     can_transcribe_video,
     create_video_trim_request,
@@ -308,8 +310,8 @@ def edit_media(request):
                 media.tags.remove(tag)
             if form.cleaned_data.get("new_tags"):
                 for tag in form.cleaned_data.get("new_tags").split(","):
-                    tag = get_alphanumeric_only(tag)
-                    tag = tag[:99]
+                    tag = get_alphanumeric_and_spaces(tag)
+                    tag = tag[:100]
                     if tag:
                         try:
                             tag = Tag.objects.get(title=tag)
@@ -348,13 +350,13 @@ def publish_media(request):
         return HttpResponseRedirect(media.get_absolute_url())
 
     if request.method == "POST":
-        form = MediaPublishForm(request.user, request.POST, request.FILES, instance=media)
+        form = MediaPublishForm(request.user, request.POST, request.FILES, instance=media, request=request)
         if form.is_valid():
             media = form.save()
             messages.add_message(request, messages.INFO, translate_string(request.LANGUAGE_CODE, "Media was edited"))
             return HttpResponseRedirect(media.get_absolute_url())
     else:
-        form = MediaPublishForm(request.user, instance=media)
+        form = MediaPublishForm(request.user, instance=media, request=request)
 
     return render(
         request,
@@ -363,6 +365,76 @@ def publish_media(request):
     )
 
 
+@login_required
+def replace_media(request):
+    """Replace media file"""
+
+    if not getattr(settings, 'ALLOW_MEDIA_REPLACEMENT', False):
+        return HttpResponseRedirect("/")
+
+    friendly_token = request.GET.get("m", "").strip()
+    if not friendly_token:
+        return HttpResponseRedirect("/")
+    media = Media.objects.filter(friendly_token=friendly_token).first()
+
+    if not media:
+        return HttpResponseRedirect("/")
+
+    if not (request.user.has_contributor_access_to_media(media) or is_mediacms_editor(request.user)):
+        return HttpResponseRedirect("/")
+
+    if not is_media_allowed_type(media):
+        return HttpResponseRedirect(media.get_absolute_url())
+
+    if request.method == "POST":
+        form = ReplaceMediaForm(media, request.POST, request.FILES)
+        if form.is_valid():
+            new_media_file = form.cleaned_data.get("new_media_file")
+
+            media.encodings.all().delete()
+
+            if media.thumbnail:
+                helpers.rm_file(media.thumbnail.path)
+                media.thumbnail = None
+            if media.poster:
+                helpers.rm_file(media.poster.path)
+                media.poster = None
+            if media.uploaded_thumbnail:
+                helpers.rm_file(media.uploaded_thumbnail.path)
+                media.uploaded_thumbnail = None
+            if media.uploaded_poster:
+                helpers.rm_file(media.uploaded_poster.path)
+                media.uploaded_poster = None
+            if media.sprites:
+                helpers.rm_file(media.sprites.path)
+                media.sprites = None
+            if media.preview_file_path:
+                helpers.rm_file(media.preview_file_path)
+                media.preview_file_path = ""
+
+            if media.hls_file:
+                hls_dir = os.path.dirname(media.hls_file)
+                helpers.rm_dir(hls_dir)
+                media.hls_file = ""
+
+            media.media_file = new_media_file
+
+            media.listable = False
+            media.state = helpers.get_default_state(request.user)
+            media.save()
+
+            messages.add_message(request, messages.INFO, translate_string(request.LANGUAGE_CODE, "Media file was replaced successfully"))
+            return HttpResponseRedirect(media.get_absolute_url())
+    else:
+        form = ReplaceMediaForm(media)
+
+    return render(
+        request,
+        "cms/replace_media.html",
+        {"form": form, "media_object": media, "add_subtitle_url": media.add_subtitle_url},
+    )
+
+
 @login_required
 def edit_chapters(request):
     """Edit chapters"""

files/widgets.py

@@ -0,0 +1,55 @@
+import json
+
+from django import forms
+from django.utils.safestring import mark_safe
+
+from .models import Category
+
+
+class CategoryModalWidget(forms.SelectMultiple):
+    """Two-panel category selector with modal"""
+
+    class Media:
+        css = {'all': ('css/category_modal.css',)}
+        js = ('js/category_modal.js',)
+
+    def render(self, name, value, attrs=None, renderer=None):
+        is_lms_mode = getattr(self, 'is_lms_mode', False)
+
+        # Get all categories as JSON
+        categories = []
+        for opt_value, opt_label in self.choices:
+            if opt_value:  # Skip empty choice
+                # Extract the actual ID value from ModelChoiceIteratorValue if needed
+                category_id = opt_value.value if hasattr(opt_value, 'value') else opt_value
+
+                # Get is_lms_course info from the Category object
+                try:
+                    cat_obj = Category.objects.get(id=category_id)
+                    categories.append({'id': str(category_id), 'title': str(opt_label), 'is_lms_course': cat_obj.is_lms_course})
+                except Category.DoesNotExist:
+                    categories.append({'id': str(category_id), 'title': str(opt_label), 'is_lms_course': False})
+
+        all_categories_json = json.dumps(categories)
+        selected_ids_json = json.dumps([str(v) for v in (value or [])])
+        lms_mode_json = json.dumps(is_lms_mode)
+
+        search_placeholder = "Search courses..." if is_lms_mode else "Search categories..."
+        selected_header = "Selected Courses" if is_lms_mode else "Selected Categories"
+
+        html = f'''<div class="category-widget" data-name="{name}">
+  <div class="category-content">
+    <div class="category-panel">
+      <input type="text" class="category-search" placeholder="{search_placeholder}">
+      <div class="category-list scrollable" data-panel="left"></div>
+    </div>
+    <div class="category-panel">
+      <h3>{selected_header}</h3>
+      <div class="category-list scrollable" data-panel="right"></div>
+    </div>
+  </div>
+  <div class="hidden-inputs"></div>
+  <script type="application/json" class="category-data">{{"all":{all_categories_json},"selected":{selected_ids_json},"lms_mode":{lms_mode_json}}}</script>
+</div>'''
+
+        return mark_safe(html)

frontend-tools/chapters-editor/client/src/App.tsx

@@ -150,6 +150,11 @@ const App = () => {
                     canRedo={historyPosition < history.length - 1}
                 />
 
+                {/* Timeline Header */}
+                <div className="timeline-header-container">
+                    <h2 className="timeline-header-title">Add Chapters</h2>
+                </div>
+
                 {/* Timeline Controls */}
                 <TimelineControls
                     currentTime={currentTime}

frontend-tools/chapters-editor/client/src/components/ClipSegments.tsx

@@ -28,9 +28,9 @@ const ClipSegments = ({ segments, selectedSegmentId }: ClipSegmentsProps) => {
 
     // Generate the same color background for a segment as shown in the timeline
     const getSegmentColorClass = (index: number) => {
-        // Return CSS class based on index modulo 8
-        // This matches the CSS nth-child selectors in the timeline
-        return `segment-default-color segment-color-${(index % 8) + 1}`;
+        // Return CSS class based on index modulo 20
+        // This matches the CSS classes for up to 20 segments
+        return `segment-default-color segment-color-${(index % 20) + 1}`;
     };
 
     // Get selected segment
@@ -65,8 +65,8 @@ const ClipSegments = ({ segments, selectedSegmentId }: ClipSegmentsProps) => {
                     <div className="segment-actions">
                         <button
                             className="delete-button"
-                            aria-label="Delete Segment"
-                            data-tooltip="Delete this segment"
+                            aria-label="Delete Chapter"
+                            data-tooltip="Delete this chapter"
                             onClick={() => handleDeleteSegment(segment.id)}
                         >
                             <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20" fill="currentColor">

frontend-tools/chapters-editor/client/src/components/IOSVideoPlayer.tsx

@@ -13,6 +13,7 @@ const IOSVideoPlayer = ({ videoRef, currentTime, duration }: IOSVideoPlayerProps
     const [videoUrl, setVideoUrl] = useState<string>('');
     const [iosVideoRef, setIosVideoRef] = useState<HTMLVideoElement | null>(null);
     const [posterImage, setPosterImage] = useState<string | undefined>(undefined);
+    const [isAudioFile, setIsAudioFile] = useState(false);
 
     // Refs for hold-to-continue functionality
     const incrementIntervalRef = useRef<NodeJS.Timeout | null>(null);
@@ -41,12 +42,13 @@ const IOSVideoPlayer = ({ videoRef, currentTime, duration }: IOSVideoPlayerProps
         setVideoUrl(url);
 
         // Check if the media is an audio file and set poster image
-        const isAudioFile = url.match(/\.(mp3|wav|ogg|m4a|aac|flac)$/i) !== null;
+        const audioFile = url.match(/\.(mp3|wav|ogg|m4a|aac|flac)$/i) !== null;
+        setIsAudioFile(audioFile);
         
         // Get posterUrl from MEDIA_DATA, or use audio-poster.jpg as fallback for audio files when posterUrl is empty, null, or "None"
         const mediaPosterUrl = (typeof window !== 'undefined' && (window as any).MEDIA_DATA?.posterUrl) || '';
         const isValidPoster = mediaPosterUrl && mediaPosterUrl !== 'None' && mediaPosterUrl.trim() !== '';
-        setPosterImage(isValidPoster ? mediaPosterUrl : (isAudioFile ? AUDIO_POSTER_URL : undefined));
+        setPosterImage(isValidPoster ? mediaPosterUrl : (audioFile ? AUDIO_POSTER_URL : undefined));
     }, [videoRef]);
 
     // Function to jump 15 seconds backward
@@ -128,22 +130,34 @@ const IOSVideoPlayer = ({ videoRef, currentTime, duration }: IOSVideoPlayerProps
                 </span>
             </div>
 
-            {/* iOS-optimized Video Element with Native Controls */}
-            <video
-                ref={(ref) => setIosVideoRef(ref)}
-                className="w-full rounded-md"
-                src={videoUrl}
-                controls
-                playsInline
-                webkit-playsinline="true"
-                x-webkit-airplay="allow"
-                preload="auto"
-                crossOrigin="anonymous"
-                poster={posterImage}
-            >
-                <source src={videoUrl} type="video/mp4" />
-                <p>Your browser doesn't support HTML5 video.</p>
-            </video>
+            {/* Video container with persistent background for audio files */}
+            <div className="ios-video-wrapper">
+                {/* Persistent background image for audio files (Safari fix) */}
+                {isAudioFile && posterImage && (
+                    <div 
+                        className="ios-audio-poster-background" 
+                        style={{ backgroundImage: `url(${posterImage})` }}
+                        aria-hidden="true"
+                    />
+                )}
+                
+                {/* iOS-optimized Video Element with Native Controls */}
+                <video
+                    ref={(ref) => setIosVideoRef(ref)}
+                    className={`w-full rounded-md ${isAudioFile && posterImage ? 'audio-with-poster' : ''}`}
+                    src={videoUrl}
+                    controls
+                    playsInline
+                    webkit-playsinline="true"
+                    x-webkit-airplay="allow"
+                    preload="auto"
+                    crossOrigin="anonymous"
+                    poster={posterImage}
+                >
+                    <source src={videoUrl} type="video/mp4" />
+                    <p>Your browser doesn't support HTML5 video.</p>
+                </video>
+            </div>
 
             {/* iOS Video Skip Controls */}
             <div className="ios-skip-controls mt-3 flex justify-center gap-4">

frontend-tools/chapters-editor/client/src/components/TimelineControls.tsx

@@ -177,7 +177,16 @@ const TimelineControls = ({
     const [isAutoSaving, setIsAutoSaving] = useState(false);
     const autoSaveTimerRef = useRef<NodeJS.Timeout | null>(null);
     const clipSegmentsRef = useRef(clipSegments);
-    
+    // Track when a drag just ended to prevent Safari from triggering clicks after drag
+    const dragJustEndedRef = useRef<boolean>(false);
+    const dragEndTimeoutRef = useRef<NodeJS.Timeout | null>(null);
+
+    // Helper function to detect Safari browser
+    const isSafari = () => {
+        if (typeof window === 'undefined') return false;
+        const userAgent = navigator.userAgent || navigator.vendor || (window as any).opera;
+        return /Safari/.test(userAgent) && !/Chrome/.test(userAgent) && !/Chromium/.test(userAgent);
+    };
 
     // Keep clipSegmentsRef updated
     useEffect(() => {
@@ -268,13 +277,8 @@ const TimelineControls = ({
     // Update editing title when selected segment changes
     useEffect(() => {
         if (selectedSegment) {
-            // Check if the chapter title is a default generated name (e.g., "Chapter 1", "Chapter 2", etc.)
-            const isDefaultChapterName = selectedSegment.chapterTitle && 
-                /^Chapter \d+$/.test(selectedSegment.chapterTitle);
-            
-            // If it's a default name, show empty string so placeholder appears
-            // If it's a custom title, show the actual title
-            setEditingChapterTitle(isDefaultChapterName ? '' : (selectedSegment.chapterTitle || ''));
+            // Always show the chapter title in the textarea, whether it's default or custom
+            setEditingChapterTitle(selectedSegment.chapterTitle || '');
         } else {
             setEditingChapterTitle('');
         }
@@ -872,6 +876,12 @@ const TimelineControls = ({
                 logger.debug('Clearing auto-save timer in cleanup:', autoSaveTimerRef.current);
                 clearTimeout(autoSaveTimerRef.current);
             }
+
+            // Clear any pending drag end timeout
+            if (dragEndTimeoutRef.current) {
+                clearTimeout(dragEndTimeoutRef.current);
+                dragEndTimeoutRef.current = null;
+            }
         };
     }, [scheduleAutoSave]);
 
@@ -1089,16 +1099,20 @@ const TimelineControls = ({
     };
 
     // Helper function to calculate available space for a new segment
-    const calculateAvailableSpace = (startTime: number): number => {
+    const calculateAvailableSpace = (startTime: number, segmentsOverride?: Segment[]): number => {
         // Always return at least 0.1 seconds to ensure tooltip shows
         const MIN_SPACE = 0.1;
 
+        // Use override segments if provided, otherwise use ref to get latest segments
+        // This ensures we always have the most up-to-date segments, especially important for Safari
+        const segmentsToUse = segmentsOverride || clipSegmentsRef.current;
+
         // Determine the amount of available space:
         // 1. Check remaining space until the end of video
         const remainingDuration = Math.max(0, duration - startTime);
 
         // 2. Find the next segment (if any)
-        const sortedSegments = [...clipSegments].sort((a, b) => a.startTime - b.startTime);
+        const sortedSegments = [...segmentsToUse].sort((a, b) => a.startTime - b.startTime);
 
         // Find the next and previous segments
         const nextSegment = sortedSegments.find((seg) => seg.startTime > startTime);
@@ -1114,14 +1128,6 @@ const TimelineControls = ({
             availableSpace = duration - startTime;
         }
 
-        // Log the space calculation for debugging
-        logger.debug('Space calculation:', {
-            position: formatDetailedTime(startTime),
-            nextSegment: nextSegment ? formatDetailedTime(nextSegment.startTime) : 'none',
-            prevSegment: prevSegment ? formatDetailedTime(prevSegment.endTime) : 'none',
-            availableSpace: formatDetailedTime(Math.max(MIN_SPACE, availableSpace)),
-        });
-
         // Always return at least MIN_SPACE to ensure tooltip shows
         return Math.max(MIN_SPACE, availableSpace);
     };
@@ -1130,8 +1136,11 @@ const TimelineControls = ({
     const updateTooltipForPosition = (currentPosition: number) => {
         if (!timelineRef.current) return;
 
+        // Use ref to get latest segments to avoid stale state issues
+        const currentSegments = clipSegmentsRef.current;
+
         // Find if we're in a segment at the current position with a small tolerance
-        const segmentAtPosition = clipSegments.find((seg) => {
+        const segmentAtPosition = currentSegments.find((seg) => {
             const isWithinSegment = currentPosition >= seg.startTime && currentPosition <= seg.endTime;
             const isVeryCloseToStart = Math.abs(currentPosition - seg.startTime) < 0.001;
             const isVeryCloseToEnd = Math.abs(currentPosition - seg.endTime) < 0.001;
@@ -1139,7 +1148,7 @@ const TimelineControls = ({
         });
 
         // Find the next and previous segments
-        const sortedSegments = [...clipSegments].sort((a, b) => a.startTime - b.startTime);
+        const sortedSegments = [...currentSegments].sort((a, b) => a.startTime - b.startTime);
         const nextSegment = sortedSegments.find((seg) => seg.startTime > currentPosition);
         const prevSegment = [...sortedSegments].reverse().find((seg) => seg.endTime < currentPosition);
 
@@ -1149,21 +1158,13 @@ const TimelineControls = ({
             setShowEmptySpaceTooltip(false);
         } else {
             // We're in a cutaway area
-            // Calculate available space for new segment
-            const availableSpace = calculateAvailableSpace(currentPosition);
+            // Calculate available space for new segment using current segments
+            const availableSpace = calculateAvailableSpace(currentPosition, currentSegments);
             setAvailableSegmentDuration(availableSpace);
 
             // Always show empty space tooltip
             setSelectedSegmentId(null);
             setShowEmptySpaceTooltip(true);
-
-            // Log position info for debugging
-            logger.debug('Cutaway position:', {
-                current: formatDetailedTime(currentPosition),
-                prevSegmentEnd: prevSegment ? formatDetailedTime(prevSegment.endTime) : 'none',
-                nextSegmentStart: nextSegment ? formatDetailedTime(nextSegment.startTime) : 'none',
-                availableSpace: formatDetailedTime(availableSpace),
-            });
         }
 
         // Update tooltip position
@@ -1193,6 +1194,12 @@ const TimelineControls = ({
 
         if (!timelineRef.current || !scrollContainerRef.current) return;
 
+        // Safari-specific fix: Ignore clicks that happen immediately after a drag operation
+        // Safari fires click events after drag ends, which can cause issues with stale state
+        if (isSafari() && dragJustEndedRef.current) {
+            return;
+        }
+
         // If on mobile device and video hasn't been initialized, don't handle timeline clicks
         if (isIOSUninitialized) {
             return;
@@ -1200,7 +1207,6 @@ const TimelineControls = ({
 
         // Check if video is globally playing before the click
         const wasPlaying = videoRef.current && !videoRef.current.paused;
-        logger.debug('Video was playing before timeline click:', wasPlaying);
 
         // Reset continuation flag when clicking on timeline - ensures proper boundary detection
         setContinuePastBoundary(false);
@@ -1221,14 +1227,6 @@ const TimelineControls = ({
 
         const newTime = position * duration;
 
-        // Log the position for debugging
-        logger.debug(
-            'Timeline clicked at:',
-            formatDetailedTime(newTime),
-            'distance from end:',
-            formatDetailedTime(duration - newTime)
-        );
-
         // Store position globally for iOS Safari (this is critical for first-time visits)
         if (typeof window !== 'undefined') {
             window.lastSeekedPosition = newTime;
@@ -1241,8 +1239,12 @@ const TimelineControls = ({
         setClickedTime(newTime);
         setDisplayTime(newTime);
 
+        // Use ref to get latest segments to avoid stale state issues, especially in Safari
+        // Safari can fire click events immediately after drag before React re-renders
+        const currentSegments = clipSegmentsRef.current;
+
         // Find if we clicked in a segment with a small tolerance for boundaries
-        const segmentAtClickedTime = clipSegments.find((seg) => {
+        const segmentAtClickedTime = currentSegments.find((seg) => {
             // Standard check for being inside a segment
             const isInside = newTime >= seg.startTime && newTime <= seg.endTime;
             // Additional checks for being exactly at the start or end boundary (with small tolerance)
@@ -1263,7 +1265,7 @@ const TimelineControls = ({
             if (isPlayingSegments && wasPlaying) {
                 // Update the current segment index if we clicked into a segment
                 if (segmentAtClickedTime) {
-                    const orderedSegments = [...clipSegments].sort((a, b) => a.startTime - b.startTime);
+                    const orderedSegments = [...currentSegments].sort((a, b) => a.startTime - b.startTime);
                     const targetSegmentIndex = orderedSegments.findIndex((seg) => seg.id === segmentAtClickedTime.id);
 
                     if (targetSegmentIndex !== -1) {
@@ -1316,8 +1318,9 @@ const TimelineControls = ({
                 // We're in a cutaway area - always show tooltip
                 setSelectedSegmentId(null);
 
-                // Calculate the available space for a new segment
-                const availableSpace = calculateAvailableSpace(newTime);
+                // Calculate the available space for a new segment using current segments from ref
+                // This ensures we use the latest segments even if React hasn't re-rendered yet
+                const availableSpace = calculateAvailableSpace(newTime, currentSegments);
                 setAvailableSegmentDuration(availableSpace);
 
                 // Calculate and set tooltip position correctly for zoomed timeline
@@ -1339,18 +1342,6 @@ const TimelineControls = ({
 
                 // Always show the empty space tooltip in cutaway areas
                 setShowEmptySpaceTooltip(true);
-
-                // Log the cutaway area details
-                const sortedSegments = [...clipSegments].sort((a, b) => a.startTime - b.startTime);
-                const prevSegment = [...sortedSegments].reverse().find((seg) => seg.endTime < newTime);
-                const nextSegment = sortedSegments.find((seg) => seg.startTime > newTime);
-
-                logger.debug('Clicked in cutaway area:', {
-                    position: formatDetailedTime(newTime),
-                    availableSpace: formatDetailedTime(availableSpace),
-                    prevSegmentEnd: prevSegment ? formatDetailedTime(prevSegment.endTime) : 'none',
-                    nextSegmentStart: nextSegment ? formatDetailedTime(nextSegment.startTime) : 'none',
-                });
             }
         }
     };
@@ -1503,6 +1494,10 @@ const TimelineControls = ({
                 return seg;
             });
 
+            // Update the ref immediately during drag to ensure we always have latest segments
+            // This is critical for Safari which may fire events before React re-renders
+            clipSegmentsRef.current = updatedSegments;
+
             // Create a custom event to update the segments WITHOUT recording in history during drag
             const updateEvent = new CustomEvent('update-segments', {
                 detail: {
@@ -1587,6 +1582,26 @@ const TimelineControls = ({
                 return seg;
             });
 
+            // CRITICAL: Update the ref immediately with the new segments
+            // This ensures that if Safari fires a click event before React re-renders,
+            // the click handler will use the updated segments instead of stale ones
+            clipSegmentsRef.current = finalSegments;
+
+            // Safari-specific fix: Set flag to ignore clicks immediately after drag
+            // Safari fires click events after drag ends, which can interfere with state updates
+            if (isSafari()) {
+                dragJustEndedRef.current = true;
+                // Clear the flag after a delay to allow React to re-render with updated segments
+                // Increased timeout to ensure state has propagated
+                if (dragEndTimeoutRef.current) {
+                    clearTimeout(dragEndTimeoutRef.current);
+                }
+                dragEndTimeoutRef.current = setTimeout(() => {
+                    dragJustEndedRef.current = false;
+                    dragEndTimeoutRef.current = null;
+                }, 200); // 200ms to ensure React has processed the state update and re-rendered
+            }
+
             // Now we can create a history record for the complete drag operation
             const actionType = isLeft ? 'adjust_segment_start' : 'adjust_segment_end';
             document.dispatchEvent(
@@ -1599,6 +1614,13 @@ const TimelineControls = ({
                 })
             );
 
+            // Dispatch segment-drag-end event for other listeners
+            document.dispatchEvent(
+                new CustomEvent('segment-drag-end', {
+                    detail: { segmentId },
+                })
+            );
+
             // After drag is complete, do a final check to see if playhead is inside the segment
             if (selectedSegmentId === segmentId && videoRef.current) {
                 const currentTime = videoRef.current.currentTime;
@@ -3948,9 +3970,7 @@ const TimelineControls = ({
                         <button
                             onClick={() => setShowSaveChaptersModal(true)}
                             className="save-chapters-button"
-                            data-tooltip={clipSegments.length === 0 
-                                ? "Clear all chapters" 
-                                : "Save chapters"}
+                            {...(clipSegments.length === 0 && { 'data-tooltip': 'Clear all chapters' })}
                         >
                             {clipSegments.length === 0 
                                 ? 'Clear Chapters' 
@@ -4087,4 +4107,4 @@ const TimelineControls = ({
     );
 };
 
-export default TimelineControls;
+export default TimelineControls;

frontend-tools/chapters-editor/client/src/components/VideoPlayer.tsx

@@ -353,8 +353,18 @@ const VideoPlayer: React.FC<VideoPlayerProps> = ({
 
     return (
         <div className="video-player-container">
+            {/* Persistent background image for audio files (Safari fix) */}
+            {isAudioFile && posterImage && (
+                <div 
+                    className="audio-poster-background" 
+                    style={{ backgroundImage: `url(${posterImage})` }}
+                    aria-hidden="true"
+                />
+            )}
+            
             <video
                 ref={videoRef}
+                className={isAudioFile && posterImage ? 'audio-with-poster' : ''}
                 preload="metadata"
                 crossOrigin="anonymous"
                 onClick={handleVideoClick}

frontend-tools/chapters-editor/client/src/hooks/useVideoChapters.tsx

@@ -20,7 +20,7 @@ const useVideoChapters = () => {
         // Sort by start time to find chronological position
         const sortedSegments = allSegments.sort((a, b) => a.startTime - b.startTime);
         // Find the index of our new segment
-        const chapterIndex = sortedSegments.findIndex(seg => seg.startTime === newSegmentStartTime);
+        const chapterIndex = sortedSegments.findIndex((seg) => seg.startTime === newSegmentStartTime);
         return `Chapter ${chapterIndex + 1}`;
     };
 
@@ -28,12 +28,18 @@ const useVideoChapters = () => {
     const renumberAllSegments = (segments: Segment[]): Segment[] => {
         // Sort segments by start time
         const sortedSegments = [...segments].sort((a, b) => a.startTime - b.startTime);
-        
+
         // Renumber each segment based on its chronological position
-        return sortedSegments.map((segment, index) => ({
-            ...segment,
-            chapterTitle: `Chapter ${index + 1}`
-        }));
+        // Only update titles that follow the default "Chapter X" pattern to preserve custom titles
+        return sortedSegments.map((segment, index) => {
+            const currentTitle = segment.chapterTitle || '';
+            const isDefaultTitle = /^Chapter \d+$/.test(currentTitle);
+
+            return {
+                ...segment,
+                chapterTitle: isDefaultTitle ? `Chapter ${index + 1}` : currentTitle,
+            };
+        });
     };
 
     // Helper function to parse time string (HH:MM:SS.mmm) to seconds
@@ -54,6 +60,9 @@ const useVideoChapters = () => {
     const [duration, setDuration] = useState(0);
     const [isPlaying, setIsPlaying] = useState(false);
     const [isMuted, setIsMuted] = useState(false);
+    
+    // Track if editor has been initialized to prevent re-initialization on Safari metadata events
+    const isInitializedRef = useRef<boolean>(false);
 
     // Timeline state
     const [trimStart, setTrimStart] = useState(0);
@@ -102,11 +111,7 @@ const useVideoChapters = () => {
     // Detect Safari browser
     const isSafari = () => {
         const userAgent = navigator.userAgent || navigator.vendor || (window as any).opera;
-        const isSafariBrowser = /Safari/.test(userAgent) && !/Chrome/.test(userAgent) && !/Chromium/.test(userAgent);
-        if (isSafariBrowser) {
-            logger.debug('Safari browser detected, enabling audio support fallbacks');
-        }
-        return isSafariBrowser;
+        return /Safari/.test(userAgent) && !/Chrome/.test(userAgent) && !/Chromium/.test(userAgent);
     };
 
     // Initialize video event listeners
@@ -115,7 +120,15 @@ const useVideoChapters = () => {
         if (!video) return;
 
         const handleLoadedMetadata = () => {
-            logger.debug('Video loadedmetadata event fired, duration:', video.duration);
+            // CRITICAL: Prevent re-initialization if editor has already been initialized
+            // Safari fires loadedmetadata multiple times, which was resetting segments
+            if (isInitializedRef.current) {
+                // Still update duration and trimEnd in case they changed
+                setDuration(video.duration);
+                setTrimEnd(video.duration);
+                return;
+            }
+            
             setDuration(video.duration);
             setTrimEnd(video.duration);
 
@@ -124,9 +137,7 @@ const useVideoChapters = () => {
                 let initialSegments: Segment[] = [];
 
                 // Check if we have existing chapters from the backend
-                const existingChapters =
-                    (typeof window !== 'undefined' && (window as any).MEDIA_DATA?.chapters) ||
-                    [];
+                const existingChapters = (typeof window !== 'undefined' && (window as any).MEDIA_DATA?.chapters) || [];
 
                 if (existingChapters.length > 0) {
                     // Create segments from existing chapters
@@ -150,7 +161,7 @@ const useVideoChapters = () => {
                     // Create a default segment that spans the entire video on first load
                     const initialSegment: Segment = {
                         id: 1,
-                        chapterTitle: '',
+                        chapterTitle: 'Chapter 1',
                         startTime: 0,
                         endTime: video.duration,
                     };
@@ -169,7 +180,7 @@ const useVideoChapters = () => {
                 setHistory([initialState]);
                 setHistoryPosition(0);
                 setClipSegments(initialSegments);
-                logger.debug('Editor initialized with segments:', initialSegments.length);
+                isInitializedRef.current = true; // Mark as initialized
             };
 
             initializeEditor();
@@ -177,20 +188,18 @@ const useVideoChapters = () => {
 
         // Safari-specific fallback for audio files
         const handleCanPlay = () => {
-            logger.debug('Video canplay event fired');
             // If loadedmetadata hasn't fired yet but we have duration, trigger initialization
-            if (video.duration && duration === 0) {
-                logger.debug('Safari fallback: Using canplay event to initialize');
+            // Also check if already initialized to prevent re-initialization
+            if (video.duration && duration === 0 && !isInitializedRef.current) {
                 handleLoadedMetadata();
             }
         };
 
         // Additional Safari fallback for audio files
         const handleLoadedData = () => {
-            logger.debug('Video loadeddata event fired');
             // If we still don't have duration, try again
-            if (video.duration && duration === 0) {
-                logger.debug('Safari fallback: Using loadeddata event to initialize');
+            // Also check if already initialized to prevent re-initialization
+            if (video.duration && duration === 0 && !isInitializedRef.current) {
                 handleLoadedMetadata();
             }
         };
@@ -222,14 +231,12 @@ const useVideoChapters = () => {
 
         // Safari-specific fallback event listeners for audio files
         if (isSafari()) {
-            logger.debug('Adding Safari-specific event listeners for audio support');
             video.addEventListener('canplay', handleCanPlay);
             video.addEventListener('loadeddata', handleLoadedData);
-            
+
             // Additional timeout fallback for Safari audio files
             const safariTimeout = setTimeout(() => {
-                if (video.duration && duration === 0) {
-                    logger.debug('Safari timeout fallback: Force initializing editor');
+                if (video.duration && duration === 0 && !isInitializedRef.current) {
                     handleLoadedMetadata();
                 }
             }, 1000);
@@ -261,21 +268,21 @@ const useVideoChapters = () => {
     useEffect(() => {
         if (isSafari() && videoRef.current) {
             const video = videoRef.current;
-            
+
             const initializeSafariOnInteraction = () => {
                 // Try to load video metadata by attempting to play and immediately pause
                 const attemptInitialization = async () => {
                     try {
                         logger.debug('Safari: Attempting auto-initialization on user interaction');
-                        
+
                         // Briefly play to trigger metadata loading, then pause
                         await video.play();
                         video.pause();
-                        
+
                         // Check if we now have duration and initialize if needed
                         if (video.duration > 0 && clipSegments.length === 0) {
                             logger.debug('Safari: Successfully initialized metadata, creating default segment');
-                            
+
                             const defaultSegment: Segment = {
                                 id: 1,
                                 chapterTitle: '',
@@ -286,14 +293,14 @@ const useVideoChapters = () => {
                             setDuration(video.duration);
                             setTrimEnd(video.duration);
                             setClipSegments([defaultSegment]);
-                            
+
                             const initialState: EditorState = {
                                 trimStart: 0,
                                 trimEnd: video.duration,
                                 splitPoints: [],
                                 clipSegments: [defaultSegment],
                             };
-                            
+
                             setHistory([initialState]);
                             setHistoryPosition(0);
                         }
@@ -315,7 +322,7 @@ const useVideoChapters = () => {
             // Add listeners for various user interactions
             document.addEventListener('click', handleUserInteraction);
             document.addEventListener('keydown', handleUserInteraction);
-            
+
             return () => {
                 document.removeEventListener('click', handleUserInteraction);
                 document.removeEventListener('keydown', handleUserInteraction);
@@ -332,7 +339,7 @@ const useVideoChapters = () => {
                 // This play/pause will trigger metadata loading in Safari
                 await video.play();
                 video.pause();
-                
+
                 // The metadata events should fire now and initialize segments
                 return true;
             } catch (error) {
@@ -564,8 +571,11 @@ const useVideoChapters = () => {
                     `Updating segments with action: ${actionType}, recordHistory: ${isSignificantChange ? 'true' : 'false'}`
                 );
 
+                // Renumber all segments to ensure proper chronological naming
+                const renumberedSegments = renumberAllSegments(e.detail.segments);
+
                 // Update segment state immediately for UI feedback
-                setClipSegments(e.detail.segments);
+                setClipSegments(renumberedSegments);
 
                 // Always save state to history for non-intermediate actions
                 if (isSignificantChange) {
@@ -573,7 +583,7 @@ const useVideoChapters = () => {
                     // ensure we capture the state properly
                     setTimeout(() => {
                         // Deep clone to ensure state is captured correctly
-                        const segmentsClone = JSON.parse(JSON.stringify(e.detail.segments));
+                        const segmentsClone = JSON.parse(JSON.stringify(renumberedSegments));
 
                         // Create a complete state snapshot
                         const stateWithAction: EditorState = {
@@ -919,10 +929,10 @@ const useVideoChapters = () => {
                 const singleChapter = backendChapters[0];
                 const startSeconds = parseTimeToSeconds(singleChapter.startTime);
                 const endSeconds = parseTimeToSeconds(singleChapter.endTime);
-                
+
                 // Check if this single chapter spans the entire video (within 0.1 second tolerance)
                 const isFullVideoChapter = startSeconds <= 0.1 && Math.abs(endSeconds - duration) <= 0.1;
-                
+
                 if (isFullVideoChapter) {
                     logger.debug('Manual save: Single chapter spans full video - sending empty array');
                     backendChapters = [];

frontend-tools/chapters-editor/client/src/styles/ClipSegments.css

@@ -82,27 +82,24 @@
         font-size: 0.875rem;
         font-weight: 500;
         color: var(--foreground, #333);
-        margin: 0;
+        margin-bottom: 0.75rem;
     }
 
     .save-chapters-button {
-        display: flex;
-        align-items: center;
-        gap: 0.5rem;
-        padding: 0.5rem 1rem;
-        background-color: #3b82f6;
-        color: white;
-        border: none;
-        border-radius: 0.375rem;
-        font-size: 0.875rem;
-        font-weight: 500;
+        color: #ffffff;
+        background: #059669;
+        border-radius: 0.25rem;
+        font-size: 0.75rem;
+        padding: 0.25rem 0.5rem;
         cursor: pointer;
-        transition: all 0.2s ease;
+        border: none;
+        white-space: nowrap;
+        transition: background-color 0.2s;
+        min-width: fit-content;
 
         &:hover {
-            background-color: #2563eb;
-            transform: translateY(-1px);
-            box-shadow: 0 4px 6px -1px rgba(59, 130, 246, 0.3);
+            background-color: #059669;
+            box-shadow: 0 4px 6px -1px rgba(5, 150, 105, 0.3);
         }
 
         &.has-changes {
@@ -205,9 +202,9 @@
         }
 
         &.selected {
-            border-color: #3b82f6;
-            box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
-            background-color: rgba(59, 130, 246, 0.05);
+            border-color: #059669;
+            box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.1);
+            background-color: rgba(5, 150, 105, 0.05);
         }
     }
 
@@ -287,29 +284,68 @@
         color: rgba(51, 51, 51, 0.7);
     }
 
+    /* Generate 20 shades of #059669 (rgb(5, 150, 105)) */
+    /* Base color: #059669 = rgb(5, 150, 105) */
+    /* Creating variations from lighter to darker */
     .segment-color-1 {
-        background-color: rgba(59, 130, 246, 0.15);
+        background-color: rgba(167, 243, 208, 0.2);
     }
     .segment-color-2 {
-        background-color: rgba(16, 185, 129, 0.15);
+        background-color: rgba(134, 239, 172, 0.2);
     }
     .segment-color-3 {
-        background-color: rgba(245, 158, 11, 0.15);
+        background-color: rgba(101, 235, 136, 0.2);
     }
     .segment-color-4 {
-        background-color: rgba(239, 68, 68, 0.15);
+        background-color: rgba(68, 231, 100, 0.2);
     }
     .segment-color-5 {
-        background-color: rgba(139, 92, 246, 0.15);
+        background-color: rgba(35, 227, 64, 0.2);
     }
     .segment-color-6 {
-        background-color: rgba(236, 72, 153, 0.15);
+        background-color: rgba(20, 207, 54, 0.2);
     }
     .segment-color-7 {
-        background-color: rgba(6, 182, 212, 0.15);
+        background-color: rgba(15, 187, 48, 0.2);
     }
     .segment-color-8 {
-        background-color: rgba(250, 204, 21, 0.15);
+        background-color: rgba(10, 167, 42, 0.2);
+    }
+    .segment-color-9 {
+        background-color: rgba(5, 150, 105, 0.2);
+    }
+    .segment-color-10 {
+        background-color: rgba(4, 135, 95, 0.2);
+    }
+    .segment-color-11 {
+        background-color: rgba(3, 120, 85, 0.2);
+    }
+    .segment-color-12 {
+        background-color: rgba(2, 105, 75, 0.2);
+    }
+    .segment-color-13 {
+        background-color: rgba(2, 90, 65, 0.2);
+    }
+    .segment-color-14 {
+        background-color: rgba(1, 75, 55, 0.2);
+    }
+    .segment-color-15 {
+        background-color: rgba(1, 66, 48, 0.2);
+    }
+    .segment-color-16 {
+        background-color: rgba(1, 57, 41, 0.2);
+    }
+    .segment-color-17 {
+        background-color: rgba(1, 48, 34, 0.2);
+    }
+    .segment-color-18 {
+        background-color: rgba(0, 39, 27, 0.2);
+    }
+    .segment-color-19 {
+        background-color: rgba(0, 30, 20, 0.2);
+    }
+    .segment-color-20 {
+        background-color: rgba(0, 21, 13, 0.2);
     }
 
     /* Responsive styles */

frontend-tools/chapters-editor/client/src/styles/IOSNotification.css

@@ -31,7 +31,7 @@
 
 .ios-notification-icon {
     flex-shrink: 0;
-    color: #0066cc;
+    color: #059669;
     margin-right: 15px;
     margin-top: 3px;
 }
@@ -96,7 +96,7 @@
 }
 
 .ios-desktop-mode-btn {
-    background-color: #0066cc;
+    background-color: #059669;
     color: white;
     border: none;
     border-radius: 8px;

frontend-tools/chapters-editor/client/src/styles/IOSVideoPlayer.css

@@ -8,12 +8,40 @@
     overflow: hidden;
 }
 
+/* Video wrapper for positioning background */
+.ios-video-wrapper {
+    position: relative;
+    width: 100%;
+    background-color: black;
+    border-radius: 0.5rem;
+    overflow: hidden;
+}
+
+/* Persistent background poster for audio files (Safari fix) */
+.ios-audio-poster-background {
+    position: absolute;
+    top: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    background-size: contain;
+    background-position: center;
+    background-repeat: no-repeat;
+    z-index: -1;
+    pointer-events: none;
+}
+
 .ios-video-player-container video {
+    position: relative;
     width: 100%;
     height: auto;
     max-height: 360px;
     aspect-ratio: 16/9;
-    background-color: black;
+}
+
+/* Make video transparent only for audio files with poster so background shows through */
+.ios-video-player-container video.audio-with-poster {
+    background-color: transparent;
 }
 
 .ios-time-display {

frontend-tools/chapters-editor/client/src/styles/Modal.css

@@ -92,12 +92,12 @@
     }
 
     .modal-button-primary {
-        background-color: #0066cc;
+        background-color: #059669;
         color: white;
     }
 
     .modal-button-primary:hover {
-        background-color: #0055aa;
+        background-color: #059669;
     }
 
     .modal-button-secondary {
@@ -138,7 +138,7 @@
     .spinner {
         border: 4px solid rgba(0, 0, 0, 0.1);
         border-radius: 50%;
-        border-top: 4px solid #0066cc;
+        border-top: 4px solid #059669;
         width: 30px;
         height: 30px;
         animation: spin 1s linear infinite;
@@ -224,7 +224,7 @@
         padding: 12px 16px;
         border: none;
         border-radius: 4px;
-        background-color: #0066cc;
+        background-color: #059669;
         text-align: center;
         cursor: pointer;
         transition: all 0.2s;
@@ -258,12 +258,12 @@
         margin: 0 auto;
         width: auto;
         min-width: 220px;
-        background-color: #0066cc;
+        background-color: #059669;
         color: white;
     }
 
     .centered-choice:hover {
-        background-color: #0055aa;
+        background-color: #059669;
     }
 
     @media (max-width: 480px) {
@@ -300,7 +300,7 @@
 
     .countdown {
         font-weight: bold;
-        color: #0066cc;
+        color: #059669;
         font-size: 1.1rem;
     }
 }

frontend-tools/chapters-editor/client/src/styles/TimelineControls.css

@@ -1,4 +1,16 @@
 #chapters-editor-root {
+    .timeline-header-container {
+        margin-left: 1rem;
+        margin-top: -0.5rem;
+    }
+
+    .timeline-header-title {
+        font-size: 1.125rem;
+        font-weight: 600;
+        color: #059669;
+        margin: 0;
+    }
+
     .timeline-container-card {
         background-color: white;
         border-radius: 0.5rem;
@@ -11,6 +23,8 @@
         display: flex;
         justify-content: space-between;
         align-items: center;
+        padding-bottom: 0.5rem;
+        border-bottom: 2px solid rgba(16, 185, 129, 0.2);
     }
 
     .timeline-title {
@@ -20,7 +34,7 @@
     }
 
     .timeline-title-text {
-        font-weight: 700;
+        font-size: 0.875rem;
     }
 
     .current-time {
@@ -48,10 +62,11 @@
     .timeline-container {
         position: relative;
         min-width: 100%;
-        background-color: #fafbfc;
+        background-color: #e2ede4;
         height: 70px;
         border-radius: 0.25rem;
         overflow: visible !important;
+        border: 1px solid rgba(16, 185, 129, 0.2);
     }
 
     .timeline-marker {
@@ -194,7 +209,7 @@
         left: 0;
         right: 0;
         padding: 0.4rem;
-        background-color: rgba(0, 0, 0, 0.4);
+        background-color: rgba(16, 185, 129, 0.6);
         color: white;
         opacity: 1;
         transition: background-color 0.2s;
@@ -202,15 +217,15 @@
     }
 
     .clip-segment:hover .clip-segment-info {
-        background-color: rgba(0, 0, 0, 0.5);
+        background-color: rgba(16, 185, 129, 0.7);
     }
 
     .clip-segment.selected .clip-segment-info {
-        background-color: rgba(59, 130, 246, 0.5);
+        background-color: rgba(5, 150, 105, 0.8);
     }
 
     .clip-segment.selected:hover .clip-segment-info {
-        background-color: rgba(59, 130, 246, 0.4);
+        background-color: rgba(5, 150, 105, 0.75);
     }
 
     .clip-segment-name {
@@ -540,7 +555,7 @@
     .save-copy-button,
     .save-segments-button {
         color: #ffffff;
-        background: #0066cc;
+        background: #059669;
         border-radius: 0.25rem;
         font-size: 0.75rem;
         padding: 0.25rem 0.5rem;
@@ -713,7 +728,7 @@
         height: 50px;
         border: 5px solid rgba(0, 0, 0, 0.1);
         border-radius: 50%;
-        border-top-color: #0066cc;
+        border-top-color: #059669;
         animation: spin 1s ease-in-out infinite;
     }
 
@@ -753,7 +768,7 @@
         align-items: center;
         justify-content: center;
         padding: 0.75rem 1.25rem;
-        background-color: #0066cc;
+        background-color: #059669;
         color: white;
         border-radius: 4px;
         text-decoration: none;
@@ -766,7 +781,7 @@
     }
 
     .modal-choice-button:hover {
-        background-color: #0056b3;
+        background-color:rgb(7, 119, 84);
     }
 
     .modal-choice-button svg {
@@ -941,7 +956,6 @@
 
 .save-chapters-button:hover {
     background-color: #2563eb;
-    transform: translateY(-1px);
     box-shadow: 0 4px 6px -1px rgba(59, 130, 246, 0.3);
 }
 

frontend-tools/chapters-editor/client/src/styles/VideoPlayer.css

@@ -76,10 +76,26 @@
         user-select: none;
     }
 
+    /* Persistent background poster for audio files (Safari fix) */
+    .audio-poster-background {
+        position: absolute;
+        top: 0;
+        left: 0;
+        width: 100%;
+        height: 100%;
+        background-size: contain;
+        background-position: center;
+        background-repeat: no-repeat;
+        z-index: 1;
+        pointer-events: none;
+    }
+
     .video-player-container video {
+        position: relative;
         width: 100%;
         height: 100%;
         cursor: pointer;
+        z-index: 2;
         /* Force hardware acceleration */
         transform: translateZ(0);
         -webkit-transform: translateZ(0);
@@ -88,6 +104,11 @@
         user-select: none;
     }
 
+    /* Make video transparent only for audio files with poster so background shows through */
+    .video-player-container video.audio-with-poster {
+        background: transparent;
+    }
+
     /* iOS-specific styles */
     @supports (-webkit-touch-callout: none) {
         .video-player-container video {
@@ -109,6 +130,7 @@
         opacity: 0;
         transition: opacity 0.3s;
         pointer-events: none;
+        z-index: 3;
     }
 
     .video-player-container:hover .play-pause-indicator {
@@ -187,6 +209,7 @@
         background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
         opacity: 0;
         transition: opacity 0.3s;
+        z-index: 3;
     }
 
     .video-player-container:hover .video-controls {

frontend-tools/video-editor/client/src/App.tsx

@@ -309,6 +309,11 @@ const App = () => {
           canRedo={historyPosition < history.length - 1}
         />
 
+                 {/* Timeline Header */}
+                 <div className="timeline-header-container">
+                     <h2 className="timeline-header-title">Trim or Split</h2>
+                 </div>
+
         {/* Timeline Controls */}
         <TimelineControls
           currentTime={currentTime}

frontend-tools/video-editor/client/src/components/ClipSegments.tsx

@@ -28,9 +28,9 @@ const ClipSegments = ({ segments }: ClipSegmentsProps) => {
 
     // Generate the same color background for a segment as shown in the timeline
     const getSegmentColorClass = (index: number) => {
-        // Return CSS class based on index modulo 8
-        // This matches the CSS nth-child selectors in the timeline
-        return `segment-default-color segment-color-${(index % 8) + 1}`;
+        // Return CSS class based on index modulo 20
+        // This matches the CSS classes for up to 20 segments
+        return `segment-default-color segment-color-${(index % 20) + 1}`;
     };
 
     return (

frontend-tools/video-editor/client/src/components/IOSVideoPlayer.tsx

@@ -13,6 +13,7 @@ const IOSVideoPlayer = ({ videoRef, currentTime, duration }: IOSVideoPlayerProps
     const [videoUrl, setVideoUrl] = useState<string>('');
     const [iosVideoRef, setIosVideoRef] = useState<HTMLVideoElement | null>(null);
     const [posterImage, setPosterImage] = useState<string | undefined>(undefined);
+    const [isAudioFile, setIsAudioFile] = useState(false);
 
     // Refs for hold-to-continue functionality
     const incrementIntervalRef = useRef<NodeJS.Timeout | null>(null);
@@ -41,12 +42,13 @@ const IOSVideoPlayer = ({ videoRef, currentTime, duration }: IOSVideoPlayerProps
         setVideoUrl(url);
 
         // Check if the media is an audio file and set poster image
-        const isAudioFile = url.match(/\.(mp3|wav|ogg|m4a|aac|flac)$/i) !== null;
+        const audioFile = url.match(/\.(mp3|wav|ogg|m4a|aac|flac)$/i) !== null;
+        setIsAudioFile(audioFile);
         
         // Get posterUrl from MEDIA_DATA, or use audio-poster.jpg as fallback for audio files when posterUrl is empty, null, or "None"
         const mediaPosterUrl = (typeof window !== 'undefined' && (window as any).MEDIA_DATA?.posterUrl) || '';
         const isValidPoster = mediaPosterUrl && mediaPosterUrl !== 'None' && mediaPosterUrl.trim() !== '';
-        setPosterImage(isValidPoster ? mediaPosterUrl : (isAudioFile ? AUDIO_POSTER_URL : undefined));
+        setPosterImage(isValidPoster ? mediaPosterUrl : (audioFile ? AUDIO_POSTER_URL : undefined));
     }, [videoRef]);
 
     // Function to jump 15 seconds backward
@@ -128,22 +130,34 @@ const IOSVideoPlayer = ({ videoRef, currentTime, duration }: IOSVideoPlayerProps
                 </span>
             </div>
 
-            {/* iOS-optimized Video Element with Native Controls */}
-            <video
-                ref={(ref) => setIosVideoRef(ref)}
-                className="w-full rounded-md"
-                src={videoUrl}
-                controls
-                playsInline
-                webkit-playsinline="true"
-                x-webkit-airplay="allow"
-                preload="auto"
-                crossOrigin="anonymous"
-                poster={posterImage}
-            >
-                <source src={videoUrl} type="video/mp4" />
-                <p>Your browser doesn't support HTML5 video.</p>
-            </video>
+            {/* Video container with persistent background for audio files */}
+            <div className="ios-video-wrapper">
+                {/* Persistent background image for audio files (Safari fix) */}
+                {isAudioFile && posterImage && (
+                    <div 
+                        className="ios-audio-poster-background" 
+                        style={{ backgroundImage: `url(${posterImage})` }}
+                        aria-hidden="true"
+                    />
+                )}
+                
+                {/* iOS-optimized Video Element with Native Controls */}
+                <video
+                    ref={(ref) => setIosVideoRef(ref)}
+                    className={`w-full rounded-md ${isAudioFile && posterImage ? 'audio-with-poster' : ''}`}
+                    src={videoUrl}
+                    controls
+                    playsInline
+                    webkit-playsinline="true"
+                    x-webkit-airplay="allow"
+                    preload="auto"
+                    crossOrigin="anonymous"
+                    poster={posterImage}
+                >
+                    <source src={videoUrl} type="video/mp4" />
+                    <p>Your browser doesn't support HTML5 video.</p>
+                </video>
+            </div>
 
             {/* iOS Video Skip Controls */}
             <div className="ios-skip-controls mt-3 flex justify-center gap-4">

frontend-tools/video-editor/client/src/components/VideoPlayer.tsx

@@ -353,8 +353,18 @@ const VideoPlayer: React.FC<VideoPlayerProps> = ({
 
     return (
         <div className="video-player-container">
+            {/* Persistent background image for audio files (Safari fix) */}
+            {isAudioFile && posterImage && (
+                <div 
+                    className="audio-poster-background" 
+                    style={{ backgroundImage: `url(${posterImage})` }}
+                    aria-hidden="true"
+                />
+            )}
+            
             <video
                 ref={videoRef}
+                className={isAudioFile && posterImage ? 'audio-with-poster' : ''}
                 preload="metadata"
                 crossOrigin="anonymous"
                 onClick={handleVideoClick}

frontend-tools/video-editor/client/src/styles/ClipSegments.css

@@ -99,6 +99,7 @@
     }
 
     .segment-thumbnail {
+        display: none;
         width: 4rem;
         height: 2.25rem;
         background-size: cover;
@@ -129,7 +130,7 @@
         margin-top: 0.25rem;
         display: inline-block;
         background-color: #f3f4f6;
-        padding: 0 0.5rem;
+        padding: 0;
         border-radius: 0.25rem;
         color: black;
     }
@@ -169,28 +170,67 @@
         color: rgba(51, 51, 51, 0.7);
     }
 
+    /* Generate 20 shades of #2563eb (rgb(37, 99, 235)) */
+    /* Base color: #2563eb = rgb(37, 99, 235) */
+    /* Creating variations from lighter to darker */
     .segment-color-1 {
-        background-color: rgba(59, 130, 246, 0.15);
+        background-color: rgba(147, 179, 247, 0.2);
     }
     .segment-color-2 {
-        background-color: rgba(16, 185, 129, 0.15);
+        background-color: rgba(129, 161, 243, 0.2);
     }
     .segment-color-3 {
-        background-color: rgba(245, 158, 11, 0.15);
+        background-color: rgba(111, 143, 239, 0.2);
     }
     .segment-color-4 {
-        background-color: rgba(239, 68, 68, 0.15);
+        background-color: rgba(93, 125, 237, 0.2);
     }
     .segment-color-5 {
-        background-color: rgba(139, 92, 246, 0.15);
+        background-color: rgba(75, 107, 235, 0.2);
     }
     .segment-color-6 {
-        background-color: rgba(236, 72, 153, 0.15);
+        background-color: rgba(65, 99, 235, 0.2);
     }
     .segment-color-7 {
-        background-color: rgba(6, 182, 212, 0.15);
+        background-color: rgba(55, 91, 235, 0.2);
     }
     .segment-color-8 {
-        background-color: rgba(250, 204, 21, 0.15);
+        background-color: rgba(45, 83, 235, 0.2);
+    }
+    .segment-color-9 {
+        background-color: rgba(37, 99, 235, 0.2);
+    }
+    .segment-color-10 {
+        background-color: rgba(33, 89, 215, 0.2);
+    }
+    .segment-color-11 {
+        background-color: rgba(29, 79, 195, 0.2);
+    }
+    .segment-color-12 {
+        background-color: rgba(25, 69, 175, 0.2);
+    }
+    .segment-color-13 {
+        background-color: rgba(21, 59, 155, 0.2);
+    }
+    .segment-color-14 {
+        background-color: rgba(17, 49, 135, 0.2);
+    }
+    .segment-color-15 {
+        background-color: rgba(15, 43, 119, 0.2);
+    }
+    .segment-color-16 {
+        background-color: rgba(13, 37, 103, 0.2);
+    }
+    .segment-color-17 {
+        background-color: rgba(11, 31, 87, 0.2);
+    }
+    .segment-color-18 {
+        background-color: rgba(9, 25, 71, 0.2);
+    }
+    .segment-color-19 {
+        background-color: rgba(7, 19, 55, 0.2);
+    }
+    .segment-color-20 {
+        background-color: rgba(5, 13, 39, 0.2);
     }
 }

frontend-tools/video-editor/client/src/styles/IOSVideoPlayer.css

@@ -8,12 +8,40 @@
     overflow: hidden;
 }
 
+/* Video wrapper for positioning background */
+.ios-video-wrapper {
+    position: relative;
+    width: 100%;
+    background-color: black;
+    border-radius: 0.5rem;
+    overflow: hidden;
+}
+
+/* Persistent background poster for audio files (Safari fix) */
+.ios-audio-poster-background {
+    position: absolute;
+    top: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    background-size: contain;
+    background-position: center;
+    background-repeat: no-repeat;
+    z-index: -1;
+    pointer-events: none;
+}
+
 .ios-video-player-container video {
+    position: relative;
     width: 100%;
     height: auto;
     max-height: 360px;
     aspect-ratio: 16/9;
-    background-color: black;
+}
+
+/* Make video transparent only for audio files with poster so background shows through */
+.ios-video-player-container video.audio-with-poster {
+    background-color: transparent;
 }
 
 .ios-time-display {

frontend-tools/video-editor/client/src/styles/TimelineControls.css

@@ -1,4 +1,16 @@
 #video-editor-trim-root {
+    .timeline-header-container {
+        margin-left: 1rem;
+        margin-top: -0.5rem;
+    }
+
+    .timeline-header-title {
+        font-size: 1.125rem;
+        font-weight: 600;
+        color: #2563eb;
+        margin: 0;
+    }
+
     .timeline-container-card {
         background-color: white;
         border-radius: 0.5rem;
@@ -11,6 +23,8 @@
         display: flex;
         justify-content: space-between;
         align-items: center;
+        padding-bottom: 0.5rem;
+        border-bottom: 2px solid rgba(59, 130, 246, 0.2);
     }
 
     .timeline-title {
@@ -20,7 +34,7 @@
     }
 
     .timeline-title-text {
-        font-weight: 700;
+        font-size: 0.875rem;
     }
 
     .current-time {
@@ -48,10 +62,11 @@
     .timeline-container {
         position: relative;
         min-width: 100%;
-        background-color: #fafbfc;
+        background-color: #eff6ff;
         height: 70px;
         border-radius: 0.25rem;
         overflow: visible !important;
+        border: 1px solid rgba(59, 130, 246, 0.2);
     }
 
     .timeline-marker {
@@ -194,7 +209,7 @@
         left: 0;
         right: 0;
         padding: 0.4rem;
-        background-color: rgba(0, 0, 0, 0.4);
+        background-color: rgba(59, 130, 246, 0.6);
         color: white;
         opacity: 1;
         transition: background-color 0.2s;
@@ -202,15 +217,15 @@
     }
 
     .clip-segment:hover .clip-segment-info {
-        background-color: rgba(0, 0, 0, 0.5);
+        background-color: rgba(59, 130, 246, 0.7);
     }
 
     .clip-segment.selected .clip-segment-info {
-        background-color: rgba(59, 130, 246, 0.5);
+        background-color: rgba(37, 99, 235, 0.8);
     }
 
     .clip-segment.selected:hover .clip-segment-info {
-        background-color: rgba(59, 130, 246, 0.4);
+        background-color: rgba(37, 99, 235, 0.75);
     }
 
     .clip-segment-name {

frontend-tools/video-editor/client/src/styles/VideoPlayer.css

@@ -76,10 +76,26 @@
         user-select: none;
     }
 
+    /* Persistent background poster for audio files (Safari fix) */
+    .audio-poster-background {
+        position: absolute;
+        top: 0;
+        left: 0;
+        width: 100%;
+        height: 100%;
+        background-size: contain;
+        background-position: center;
+        background-repeat: no-repeat;
+        z-index: 1;
+        pointer-events: none;
+    }
+
     .video-player-container video {
+        position: relative;
         width: 100%;
         height: 100%;
         cursor: pointer;
+        z-index: 2;
         /* Force hardware acceleration */
         transform: translateZ(0);
         -webkit-transform: translateZ(0);
@@ -88,6 +104,11 @@
         user-select: none;
     }
 
+    /* Make video transparent only for audio files with poster so background shows through */
+    .video-player-container video.audio-with-poster {
+        background: transparent;
+    }
+
     /* iOS-specific styles */
     @supports (-webkit-touch-callout: none) {
         .video-player-container video {
@@ -109,6 +130,7 @@
         opacity: 0;
         transition: opacity 0.3s;
         pointer-events: none;
+        z-index: 3;
     }
 
     .video-player-container:hover .play-pause-indicator {
@@ -187,6 +209,7 @@
         background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
         opacity: 0;
         transition: opacity 0.3s;
+        z-index: 3;
     }
 
     .video-player-container:hover .video-controls {

frontend-tools/video-js/examples/full-screen-video.html

@@ -0,0 +1,34 @@
+<!DOCTYPE html>
+<html lang="en" style="height: 100%">
+    <head>
+        <meta charset="UTF-8" />
+        <meta name="viewport" content="width=device-width, initial-scale=1.0" />
+        <title>Embedded Video - Full Screen</title>
+        <style>
+            body {
+                margin: 0;
+                padding: 0;
+                min-height: 100vh;
+                display: flex;
+                align-items: center;
+                justify-content: center;
+                background-color: #000;
+                overflow: hidden;
+            }
+        </style>
+    </head>
+    <body>
+        <iframe
+            src="https://demo.mediacms.io/embed?m=zK2nirNLC"
+            style="
+                width: 100%;
+                max-width: calc(100vh * 16 / 9);
+                aspect-ratio: 16 / 9;
+                display: block;
+                margin: auto;
+                border: 0;
+            "
+            allowfullscreen
+        ></iframe>
+    </body>
+</html>

frontend-tools/video-js/src/components/controls/CustomChaptersOverlay.js

@@ -20,6 +20,7 @@ class CustomChaptersOverlay extends Component {
         this.touchStartTime = 0;
         this.touchThreshold = 150; // ms for tap vs scroll detection
         this.isSmallScreen = window.innerWidth <= 480;
+        this.scrollY = 0; // Track scroll position before locking
 
         // Bind methods
         this.createOverlay = this.createOverlay.bind(this);
@@ -31,6 +32,8 @@ class CustomChaptersOverlay extends Component {
         this.handleMobileInteraction = this.handleMobileInteraction.bind(this);
         this.setupResizeListener = this.setupResizeListener.bind(this);
         this.handleResize = this.handleResize.bind(this);
+        this.lockBodyScroll = this.lockBodyScroll.bind(this);
+        this.unlockBodyScroll = this.unlockBodyScroll.bind(this);
 
         // Initialize after player is ready
         this.player().ready(() => {
@@ -65,6 +68,9 @@ class CustomChaptersOverlay extends Component {
 
         const el = this.player().el();
         if (el) el.classList.remove('chapters-open');
+
+        // Restore body scroll on mobile when closing
+        this.unlockBodyScroll();
     }
 
     setupResizeListener() {
@@ -164,6 +170,8 @@ class CustomChaptersOverlay extends Component {
             this.overlay.style.display = 'none';
             const el = this.player().el();
             if (el) el.classList.remove('chapters-open');
+            // Restore body scroll on mobile when closing
+            this.unlockBodyScroll();
         };
         chapterClose.appendChild(closeBtn);
         playlistTitle.appendChild(chapterClose);
@@ -355,6 +363,37 @@ class CustomChaptersOverlay extends Component {
         }
     }
 
+    lockBodyScroll() {
+        if (!this.isMobile) return;
+
+        // Save current scroll position
+        this.scrollY = window.scrollY || window.pageYOffset;
+
+        // Lock body scroll with proper iOS handling
+        document.body.style.overflow = 'hidden';
+        document.body.style.position = 'fixed';
+        document.body.style.top = `-${this.scrollY}px`;
+        document.body.style.left = '0';
+        document.body.style.right = '0';
+        document.body.style.width = '100%';
+    }
+
+    unlockBodyScroll() {
+        if (!this.isMobile) return;
+
+        // Restore body scroll
+        const scrollY = this.scrollY;
+        document.body.style.overflow = '';
+        document.body.style.position = '';
+        document.body.style.top = '';
+        document.body.style.left = '';
+        document.body.style.right = '';
+        document.body.style.width = '';
+
+        // Restore scroll position
+        window.scrollTo(0, scrollY);
+    }
+
     toggleOverlay() {
         if (!this.overlay) return;
 
@@ -369,17 +408,11 @@ class CustomChaptersOverlay extends Component {
             navigator.vibrate(30);
         }
 
-        // Prevent body scroll on mobile when overlay is open
-        if (this.isMobile) {
-            if (isHidden) {
-                document.body.style.overflow = 'hidden';
-                document.body.style.position = 'fixed';
-                document.body.style.width = '100%';
-            } else {
-                document.body.style.overflow = '';
-                document.body.style.position = '';
-                document.body.style.width = '';
-            }
+        // Lock/unlock body scroll on mobile when overlay opens/closes
+        if (isHidden) {
+            this.lockBodyScroll();
+        } else {
+            this.unlockBodyScroll();
         }
 
         try {
@@ -390,7 +423,9 @@ class CustomChaptersOverlay extends Component {
                     m.classList.remove('vjs-lock-showing');
                     m.style.display = 'none';
                 });
-        } catch (e) {}
+        } catch {
+            // Ignore errors when closing menus
+        }
     }
 
     updateCurrentChapter() {
@@ -406,7 +441,6 @@ class CustomChaptersOverlay extends Component {
                 currentTime >= chapter.startTime &&
                 (index === this.chaptersData.length - 1 || currentTime < this.chaptersData[index + 1].startTime);
 
-            const handle = item.querySelector('.playlist-drag-handle');
             const dynamic = item.querySelector('.meta-dynamic');
             if (isPlaying) {
                 currentChapterIndex = index;
@@ -463,11 +497,7 @@ class CustomChaptersOverlay extends Component {
             if (el) el.classList.remove('chapters-open');
 
             // Restore body scroll on mobile
-            if (this.isMobile) {
-                document.body.style.overflow = '';
-                document.body.style.position = '';
-                document.body.style.width = '';
-            }
+            this.unlockBodyScroll();
         }
     }
 
@@ -479,11 +509,7 @@ class CustomChaptersOverlay extends Component {
         if (el) el.classList.remove('chapters-open');
 
         // Restore body scroll on mobile when disposing
-        if (this.isMobile) {
-            document.body.style.overflow = '';
-            document.body.style.position = '';
-            document.body.style.width = '';
-        }
+        this.unlockBodyScroll();
 
         // Clean up event listeners
         if (this.handleResize) {

frontend-tools/video-js/src/components/controls/CustomSettingsMenu.js

@@ -25,6 +25,7 @@ class CustomSettingsMenu extends Component {
         this.isMobile = this.detectMobile();
         this.isSmallScreen = window.innerWidth <= 480;
         this.touchThreshold = 150; // ms for tap vs scroll detection
+        this.scrollY = 0; // Track scroll position before locking
 
         // Bind methods
         this.createSettingsButton = this.createSettingsButton.bind(this);
@@ -41,6 +42,8 @@ class CustomSettingsMenu extends Component {
         this.detectMobile = this.detectMobile.bind(this);
         this.handleMobileInteraction = this.handleMobileInteraction.bind(this);
         this.setupResizeListener = this.setupResizeListener.bind(this);
+        this.lockBodyScroll = this.lockBodyScroll.bind(this);
+        this.unlockBodyScroll = this.unlockBodyScroll.bind(this);
 
         // Initialize after player is ready
         this.player().ready(() => {
@@ -656,6 +659,8 @@ class CustomSettingsMenu extends Component {
                 if (btnEl) {
                     btnEl.classList.remove('settings-clicked');
                 }
+                // Restore body scroll on mobile when closing
+                this.unlockBodyScroll();
             };
 
             closeButton.addEventListener('click', closeFunction);
@@ -942,6 +947,37 @@ class CustomSettingsMenu extends Component {
         this.startSubtitleSync();
     }
 
+    lockBodyScroll() {
+        if (!this.isMobile) return;
+        
+        // Save current scroll position
+        this.scrollY = window.scrollY || window.pageYOffset;
+        
+        // Lock body scroll with proper iOS handling
+        document.body.style.overflow = 'hidden';
+        document.body.style.position = 'fixed';
+        document.body.style.top = `-${this.scrollY}px`;
+        document.body.style.left = '0';
+        document.body.style.right = '0';
+        document.body.style.width = '100%';
+    }
+
+    unlockBodyScroll() {
+        if (!this.isMobile) return;
+        
+        // Restore body scroll
+        const scrollY = this.scrollY;
+        document.body.style.overflow = '';
+        document.body.style.position = '';
+        document.body.style.top = '';
+        document.body.style.left = '';
+        document.body.style.right = '';
+        document.body.style.width = '';
+        
+        // Restore scroll position
+        window.scrollTo(0, scrollY);
+    }
+
     toggleSettings(e) {
         // e.stopPropagation();
         const isVisible = this.settingsOverlay.classList.contains('show');
@@ -954,11 +990,7 @@ class CustomSettingsMenu extends Component {
             this.stopKeepingControlsVisible();
 
             // Restore body scroll on mobile when closing
-            if (this.isMobile) {
-                document.body.style.overflow = '';
-                document.body.style.position = '';
-                document.body.style.width = '';
-            }
+            this.unlockBodyScroll();
         } else {
             this.settingsOverlay.classList.add('show');
             this.settingsOverlay.style.display = 'block';
@@ -972,11 +1004,7 @@ class CustomSettingsMenu extends Component {
             }
 
             // Prevent body scroll on mobile when overlay is open
-            if (this.isMobile) {
-                document.body.style.overflow = 'hidden';
-                document.body.style.position = 'fixed';
-                document.body.style.width = '100%';
-            }
+            this.lockBodyScroll();
         }
 
         this.speedSubmenu.style.display = 'none'; // Hide submenu when main menu toggles
@@ -1002,6 +1030,9 @@ class CustomSettingsMenu extends Component {
         this.settingsOverlay.classList.add('show');
         this.settingsOverlay.style.display = 'block';
 
+        // Lock body scroll when opening
+        this.lockBodyScroll();
+
         // Hide other submenus and show subtitles submenu
         this.speedSubmenu.style.display = 'none';
         if (this.qualitySubmenu) this.qualitySubmenu.style.display = 'none';
@@ -1072,11 +1103,7 @@ class CustomSettingsMenu extends Component {
             }
 
             // Restore body scroll on mobile when closing
-            if (this.isMobile) {
-                document.body.style.overflow = '';
-                document.body.style.position = '';
-                document.body.style.width = '';
-            }
+            this.unlockBodyScroll();
         }
     }
 
@@ -1417,6 +1444,8 @@ class CustomSettingsMenu extends Component {
             if (btnEl) {
                 btnEl.classList.remove('settings-clicked');
             }
+            // Restore body scroll on mobile when closing
+            this.unlockBodyScroll();
         }
     }
 
@@ -1493,11 +1522,7 @@ class CustomSettingsMenu extends Component {
         }
 
         // Restore body scroll on mobile when disposing
-        if (this.isMobile) {
-            document.body.style.overflow = '';
-            document.body.style.position = '';
-            document.body.style.width = '';
-        }
+        this.unlockBodyScroll();
 
         // Remove DOM elements
         if (this.settingsOverlay) {

frontend-tools/video-js/src/components/controls/SeekIndicator.js

@@ -204,6 +204,54 @@ class SeekIndicator extends Component {
     </div>
   `;
             textEl.textContent = 'Pause';
+        } else if (direction === 'copy-url') {
+            iconEl.innerHTML = `
+    <div style="display: flex; align-items: center; justify-content: center; animation: youtubeSeekPulse 0.3s ease-out;">
+      <div style="
+          width: ${circleSize};
+          height: ${circleSize};
+          border-radius: 50%;
+          background: rgba(0, 0, 0, 0.3);
+          display: flex;
+          align-items: center;
+          justify-content: center;
+          border: none;
+          outline: none;
+          box-sizing: border-box;
+          overflow: hidden;
+      ">
+        <svg viewBox="0 0 24 24" width="${iconSize}" height="${iconSize}" fill="none" stroke="white" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round" style="filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.5));">
+          <path d="M10 13a5 5 0 0 0 7.54.54l3-3a5 5 0 0 0-7.07-7.07l-1.72 1.71"/>
+          <path d="M14 11a5 5 0 0 0-7.54-.54l-3 3a5 5 0 0 0 7.07 7.07l1.71-1.71"/>
+        </svg>
+      </div>
+    </div>
+  `;
+            textEl.textContent = '';
+        } else if (direction === 'copy-embed') {
+            iconEl.innerHTML = `
+    <div style="display: flex; align-items: center; justify-content: center; animation: youtubeSeekPulse 0.3s ease-out;">
+      <div style="
+          width: ${circleSize};
+          height: ${circleSize};
+          border-radius: 50%;
+          background: rgba(0, 0, 0, 0.3);
+          display: flex;
+          align-items: center;
+          justify-content: center;
+          border: none;
+          outline: none;
+          box-sizing: border-box;
+          overflow: hidden;
+      ">
+        <svg viewBox="0 0 24 24" width="${iconSize}" height="${iconSize}" fill="none" stroke="white" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round" style="filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.5));">
+          <path d="M16 18l6-6-6-6"/>
+          <path d="M8 6l-6 6 6 6"/>
+        </svg>
+      </div>
+    </div>
+  `;
+            textEl.textContent = '';
         }
 
         // Clear any text content in the text element
@@ -239,6 +287,11 @@ class SeekIndicator extends Component {
             this.showTimeout = setTimeout(() => {
                 this.hide();
             }, 500);
+        } else if (direction === 'copy-url' || direction === 'copy-embed') {
+            // Copy operations: 500ms (same as play/pause)
+            this.showTimeout = setTimeout(() => {
+                this.hide();
+            }, 500);
         }
     }