feat: TV3-181 allow remote LOGO and FAVICON

[wesleyboar]

Overview

• Allow adding remote URLs for logo and favicon.
• Support TACC_LOGO and TACC_FAVICON.
• Deprecate LOGO and FAVICON.

Related

• TV3-181
• required by https://github.com/TACC/Core-CMS-Custom/pull/257
• expected by https://github.com/TACC/Core-CMS-Custom/pull/260
• introduces CMD-79: Prefix CMS Settings w/ CORE_CMS_ not TACC_

Changes

• added is_remote boolean for FAVICON settings
• added simple protocol parse logic for LOGO filename
• added non-static asset load for LOGO and FAVICON settings

Testing

1. Load Core-CMS sans taccsite_cms/settings_custom.py.
2. Verify logo is default — white "PORTAL".
3. Verify favicon is default — white star on blue field.
4. Load Core-CMS with taccsite_cms/settings_custom.py. _{cp taccsite_cms/settings_custom.example.py taccsite_cms/settings_custom.py}
5. Restart server.
6. Verify logo is PTDataX's — "DATAX".
7. Verify favicon is PTDataX's — multi-colored "X".
8. Edit taccsite_cms/settings.py, uncomment LOGO setting.
9. Edit taccsite_cms/settings.py, uncomment FAVICON setting.
10. Restart server (if necessary).
11. Verify logo is default — white "PORTAL".
12. Verify favicon is default — white star on blue field.
13. Re-test https://github.com/TACC/Core-CMS-Custom/pull/260.

UI

Standard	Custom	Deprecated

Notes

Used on client via https://github.com/TACC/Core-CMS-Custom/pull/260.

[wesleyboar]

I will return with a PR that supports prefixes TACC_ and CORE_CMS_ (and/or something else we decide) [supports PORTAL_ prefix], so that the confusing TACC_LOGO and TACC_FAVICON do not propagate.

[wesleyboar]

See CMD-79 next.