In 4.0- version each time the course page is loaded the file handlers
are calculate din the backend and injected directly into JS using a json
encapsulation. With this new webservice the handlers can be obtained
directly from the frontend when needed.
- Linking classes/methods mentioned in PHPDoc with @see tags help devs
checking the PHPDoc to quickly navigate to the class/method mentioned
and also helps us ensure that it points to the correct class/method.
- Some typo/grammar fixes as well in existing PHPDoc descriptions.
- Fixed parameter type in execute()'s PHPDoc block.
Move the section visible logic to the format base class. This way format
plugins can decide whenever a section is visible or not instead of using
format custom settings from core.