Summary

In this chapter, you have started the journey towards becoming a proficient Moodle developer, by studying Moodle's overall architecture. You should now be comfortable with the underlying system requirements to run Moodle, and the major elements that make up a Moodle installation. You have also looked into the process to install and upgrade Moodle with some discussion of our development environment. You have also gained some insights into the program execution for Moodle and the key PHP files that serve as entry points to the system. You have also understood the fundamentals of how Moodle stores its configuration. You now know a bit about both the core internal libraries of Moodle and some of the external library dependencies. Finally, you took a look at Moodle's security and access model.

In the next chapter, you will learn how to create and modify blocks.