Enable customized themes

This makes assets collection faster because we no longer compile assets
from the themes bundled with edx-platform.

Close #88

CHANGELOG.md

@@ -1,5 +1,6 @@
 # Changelog
 
+- 2018-11-28 [Feature] Enable comprehensive theming!
 - 2018-11-28 [Improvement] Get rid of datadog
 - 2018-11-28 [Improvement] Upgrade docker images to ubuntu 18.04 for android, forum, notes, xqueue
 - 2018-11-28 [Feature] Make it possible to define default platform language interactively

README.md

@@ -257,6 +257,14 @@ The images are built, tagged and uploaded to Docker Hub in one command:
   
 ## Help/Troubleshooting
 
+### How to add custom themes?
+
+Comprehensive theming is enabled by default. Just drop your themes in `data/themes` and compile assets:
+
+    make assets
+
+Then, follow the [Open edX documentation to enable your themes](https://edx.readthedocs.io/projects/edx-installing-configuring-and-running/en/latest/configuration/changing_appearance/theming/enable_themes.html#apply-a-theme-to-a-site).
+
 ### How to add extra XBlocks to the LMS/CMS?
 
 Additional requirements can be added to the `openedx/requirements/private.txt` file. Then, the `openedx` docker image must be rebuilt to include the new requirements. For instance:

configurator/templates/openedx/cms.env.json

@@ -18,6 +18,7 @@
   "CONTACT_EMAIL": "{{ CONTACT_EMAIL }}",
   "CELERY_BROKER_HOSTNAME": "rabbitmq",
   "CELERY_BROKER_TRANSPORT": "amqp",
+  "COMPREHENSIVE_THEME_DIRS": ["/openedx/themes"],
   "MEDIA_ROOT": "/openedx/data/uploads/",
   "STATIC_ROOT_BASE": "/openedx/data/staticfiles",
   "ELASTIC_SEARCH_CONFIG": [{

configurator/templates/openedx/lms.env.json

@@ -22,6 +22,7 @@
   "CELERY_BROKER_TRANSPORT": "amqp",
   "COMMENTS_SERVICE_URL": "http://forum:4567",
   "COMMENTS_SERVICE_KEY": "forumapikey",
+  "COMPREHENSIVE_THEME_DIRS": ["/openedx/themes"],
   "MEDIA_ROOT": "/openedx/data/uploads/",
   "STATIC_ROOT_BASE": "/openedx/data/staticfiles",
   "ELASTIC_SEARCH_CONFIG": [{

configurator/templates/openedx/universal/cms/production.py

@@ -1,4 +1,3 @@
-import os
 from ..aws import *
 
 INSTALLED_APPS.remove('openedx.core.djangoapps.datadog.apps.DatadogConfig')
@@ -15,11 +14,6 @@ LOGGING['handlers']['tracking'] = {
     'formatter': 'standard',
 }
 
-# Create folders if necessary
-for folder in [LOG_DIR, MEDIA_ROOT, STATIC_ROOT_BASE]:
-    if not os.path.exists(folder):
-        os.makedirs(folder)
-
 ALLOWED_HOSTS = [
     ENV_TOKENS.get('CMS_BASE'),
     '127.0.0.1', 'localhost', 'studio.localhost',
@@ -30,3 +24,9 @@ ALLOWED_HOSTS = [
 DEFAULT_FROM_EMAIL = ENV_TOKENS['CONTACT_EMAIL']
 DEFAULT_FEEDBACK_EMAIL = ENV_TOKENS['CONTACT_EMAIL']
 SERVER_EMAIL = ENV_TOKENS['CONTACT_EMAIL']
+
+# Create folders if necessary
+import os
+for folder in [LOG_DIR, MEDIA_ROOT, STATIC_ROOT_BASE]:
+    if not os.path.exists(folder):
+        os.makedirs(folder)

docker-compose.yml

@@ -87,6 +87,7 @@ services:
     volumes:
       - ./config/openedx:/openedx/config
       - ./data/lms:/openedx/data
+      - ./data/themes:/openedx/themes
     depends_on:
       - elasticsearch
       - forum
@@ -106,6 +107,7 @@ services:
     volumes:
       - ./config/openedx:/openedx/config
       - ./data/cms:/openedx/data
+      - ./data/themes:/openedx/themes
     depends_on:
       - memcached
       - mongodb
@@ -128,6 +130,7 @@ services:
     volumes:
       - ./config/openedx:/openedx/config
       - ./data/lms:/openedx/data
+      - ./data/themes:/openedx/themes
     depends_on:
       - lms
 
@@ -143,5 +146,6 @@ services:
     volumes:
       - ./config/openedx:/openedx/config
       - ./data/cms:/openedx/data
+      - ./data/themes:/openedx/themes
     depends_on:
       - cms

openedx/Dockerfile

@@ -16,9 +16,9 @@ RUN apt update && \
 # This replaces the "nodeenv" install.
 RUN apt install -y nodejs-legacy
 
-# Static assets will reside in /openedx/data and edx-platform will be
+# Static assets will reside in /openedx/data, themes in /openedx/themes and
-# checked-out in /openedx/
+# edx-platform will be checked-out in /openedx/
-RUN mkdir /openedx /openedx/data /openedx/edx-platform
+RUN mkdir /openedx /openedx/data /openedx/themes /openedx/edx-platform
 WORKDIR /openedx/edx-platform
 
 ## Checkout edx-platform code