Conclusion Additional Reading Installation Requirements License Downloading CakePHP Permissions Setup Development Using one CakePHP Checkout for multiple Applications Production Advanced Installation Exceptions for CakePHP Using HTTP exceptions in your controllers Exception Renderer Creating your own application exceptions Extending and implementing your own Exception handlers Create your own Exception handler handler Using AppController::appError() Using a custom renderer with Exception.renderer to handle application exceptions Error Handling Error configuration Creating your own error handler Changing fatal

Guide Fix Deprecation Warnings Upgrade to PHP 8.0 Use the Upgrade Tool Update CakePHP Dependency Application.php 4.0 Migration Guide Deprecated Features Removed Deprecations Breaking Changes New Features Reporting Bugs Reporting Security Issues Code Initial Setup Working on a Patch Submitting a Pull Request Coding Standards Adding New Features IDE Setup Indentation Line Length Control Structures Comparison Unit IIS7 (Windows hosts) Lighttpd I Can’t Use URL Rewriting Configuration Configuring your Application Loading Additional Configuration Files Environment Variables General Configuration Using a CDN

Reporting Bugs Reporting Security Issues Code Initial Setup Working on a Patch Submitting a Pull Request Coding Standards Adding New Features IDE Setup Indentation Line Length Control Structures Comparison Unit IIS7 (Windows hosts) Lighttpd I Can’t Use URL Rewriting Configuration Configuring your Application Loading Additional Configuration Files Environment Variables General Configuration Using a CDN Deployment Moving files Adjusting Configuration Check Your Security Set Document Root Improve Your Application’s Performance Deploying an update Mailer Mailer Basic Usage Choosing the Sender Configuration

Reporting Bugs Reporting Security Issues Code Initial Setup Working on a Patch Submitting a Pull Request Coding Standards Adding New Features IDE Setup Indentation Line Length Control Structures Comparison Apache nginx IIS7 (Windows hosts) I Can’t Use URL Rewriting Configuration Configuring your Application Loading Additional Configuration Files Environment Variables General Configuration Using a CDN Runtime Configuration Restoring Runtime Configuration Configuration Engines Bootstrapping CakePHP Application::bootstrap() Disabling Generic Tables Routing Quick Tour Connecting Routes Route Elements Reserved

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 Setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 650 Improve your application’s performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 650 12 Tutorials 654 Simple Authentication and Authorization Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 665 Simple Acl controlled Application . . . . . . . . . . . . . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . 181 7 Configuration 189 Configuring your Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 189 Additional . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 668 Improve Your Application’s Performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 669 Deploying . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 692 Creating your own Application Exceptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 692 Built in Exceptions

. . . . . . . . . . . . . . . . . . . . . . . . . 113 7 Configuration 121 Configuring your Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 121 Environment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 562 Improve Your Application’s Performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 563 Deploying . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 583 Creating your own Application Exceptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 584 Built in Exceptions

. . . . . . . . . . . . . . . . . . . . . . . . . 214 7 Configuration 219 Configuring your Application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 219 Environment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 696 Improve Your Application’s Performance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 696 Deploying . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 715 Creating your own Application Exceptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 716 Built in Exceptions