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DPC2023: How to eat an ElePHPant: How to modernize your legacy PHP Applications
Modernize your legacy PHP applications with actionable steps and best practices, from consolidating validation rules to using dependency injection and composer.
- Modernize legacy PHP applications in small steps, just like eating an elephant one bite at a time.
- Consolidate all validation rules into a single file.
- Usedependency injection to separate concerns and make code more modular.
- Extract individual classes and functions and put them in their own files.
- Use a front controller to manage routing and dependency injection.
- Use composer for dependency management.
- Keep configuration values in a separate file and use it to configure dependencies.
- Extract a class map to organize and simplify code.
- Use a PHP file to autoload classes, eliminating the need for manual inclusion.
- Split presentation logic from business logic.
- Create a separate function for each functionality, making it easier to manage complexity.
- Use a secure pseudo-random number generator.
- Use a configuration value either in the settings file or in the PHP file.
- Declare all dependencies and use composer to manage them.
- Create a dependency injection container to manage dependencies.
- Keep the configuration file small and organized.
- Use a single file for configuration values.
- Use PHPStorm to inspect and analyze code.
- Modernize legacy PHP applications to make them more efficient, secure, and maintainable.