Unlock the Secrets to Enhancing Magento Code Quality! 🚀 Discover Pro Tips for Lasting Performance and Maintainability in our Latest Webinar.

1. Polish Magento Code Quality for Lasting
Performance and Maintainability
- Sandesh S
1

2. Contents
1. Introduction
2. Common Code Quality Issues
3. Coding Standards and Guidelines
4. Tools and Techniques for Code Assessment
5. Importance of Maintainable Code
6. Refactoring Outdated codes
7. Conclusion
2

3. Introduction
In today's fast-paced digital world, having a high-performing website is crucial
for success. Slow loading times and poor performance can lead to frustrated
customers and lost sales. That's why optimizing your Magento code is so
important. By identifying and fixing performance bottlenecks, optimizing
database queries, using caching techniques, and utilizing code profiling, you
can significantly improve your website's speed and overall performance.
3

4. Common Code Quality Issues
1. Code Redundancy
2. Usage of Core PHP Functions
3. Magento SQL Queries
4. Looping of Queries
4

5. Coding Standards and Guidelines
1. Why Coding Standards Matters
● Consistency and readability
● Easier collaboration
● Fewer bugs and issues
1. Magento Coding Standards
● Magento-specific standards
● Follow PSR
● IDE integration
● Avoid using core php functions
1. Code Documentation
● Inline documentation (PHPDoc)
● Comments for clarity
● Explaining complex logic
1. Divide code into Short Functions
5

6. Tools and Techniques for Code Assessment
1. Static Analysis
● PHP_CodeSniffer for Magento
● PHP_Messdetector
● Sonarlint
● Automated correction
1. Code Reviews
● Peer reviews
● Catching issues early
● Continuous integration
● Git Prehooks
● Sonarcloud
1. Automated Testing
● PHPUnit for unit tests
● Integration tests
● Functional tests with Selenium
6

7. Importance of Maintainable Code
7
1. Long-Term Savings
● Easier feature additions
● Lower maintenance costs
1. Collaboration and Scalability
● Eases collaboration among teams
● Scales with growing projects

8. Refactoring Outdated codes
1. Refactoring Strategies
● Small, incremental changes
● Unit tests for safety
● Documentation updates
1. The DRY Principle
● Don't Repeat Yourself
● Reducing redundancy
● Cleaner and more maintainable
code
8

9. Conclusion
● Code quality and maintainability in Magento development are vital for
project success.
● By following coding standards, utilizing the right tools, and emphasizing
maintainable code practices, you can ensure your Magento projects stay
robust and scalable.
9

10. Thank you
10