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Technical Articles

PHP Framework

Laravel

How to structure a large, complex Laravel application?

TostructurealargeLaravelapplicationeffectively,useDomain-DrivenDesigntoorganizecodebybusinessdomains,keepcontrollersthinbydelegatinglogictoactionorserviceclasses,leverageLaravel’sfeatureslikeFormRequests,events,jobs,andpoliciesforseparationofconcerns

Aug 05, 2025 pm 06:10 PM

What is the Laravel application request lifecycle?

Laravel's request life cycle goes through 7 stages from user-initiating a request to response return: 1. The request starts with public/index.php, loads the automatic loader and creates an application instance; 2. The HTTP kernel loads configuration, environment and service providers through boot classes; 3. The request handles security, session and other tasks through global middleware; 4. The router matches the request URI and method, executes the corresponding closure or controller, and applies routing middleware; 5. The controller instantiates through dependency injection, executes logic and returns views, JSON, redirects and other responses; 6. The response is encapsulated as a SymfonyResponse object and outputs through $response->send(); 7. Response sends

Aug 05, 2025 pm 05:48 PM

laravel 請求生命周期

How to use Laravel Sanctum for API authentication?

LaravelSanctum is a lightweight authentication system suitable for SPA or mobile API authentication. 1. Installing Sanctum requires composerrequirelaravel/sanctum through Composer; 2. Publish configuration files and migration tables using phpartisanvendor:publish; 3. Run migration to create database tables to execute phpartisanmigrate; 4. If CORS is required for SPA, configure the allowed domain name in sanctum.php; 5. The login logic can be implemented through sessions, and the login state will be maintained after success; 6. Add auth to obtain the current user information:

Aug 05, 2025 pm 04:50 PM

How to create a custom pagination view in Laravel?

To create a custom paging view, first publish the default paging view, then create a custom Blade file and apply the style, then use the view in the template, and optionally set it as the global default. 1. Run phpartisanvendor:publish-tag=laravel-pagination to publish the default pagination view to the resources/views/vendor/pagination directory. 2. Create a custom-pagination.blade.php file in this directory and write a custom HTML structure, such as including the links to the previous page, page number, next page and the corresponding disabled status. 3. Model in Blade

Aug 05, 2025 pm 04:01 PM

How to implement a shopping cart in a Laravel application?

Usesession-basedstorageforguestcartsanddatabasepersistenceforauthenticatedusersbycreatingacustomCartService.2.DefinecartstructurewithproductID,name,priceincents,andquantity.3.ImplementCartServicewithmethodstoadd,update,removeitems,andcalculatetotals.

Aug 05, 2025 pm 03:25 PM

How to test API requests with Laravel Sanctum?

To test the API interface protected by LaravelSanctum, you need to correctly set the authentication context and request header. The specific steps are as follows: 1. Use RefreshDatabase and Sanctum::actingAs() to preset the user in the setUp method; 2. You can manually create the user and generate a plainTextToken, and add the Authorization:Bearer header to perform real token testing through withHeaders; 3. The simpler way is to use Sanctum::actingAs($user,['*']) to directly simulate the authenticated user without manually processing the token; 4. If you use permissions (options)

Aug 05, 2025 pm 02:37 PM

How to create a custom service provider in Laravel?

Create a service provider using phpartisanmake:providerMyCustomServiceProvider; 2. Bind services in register() method, such as $this->app->singleton(PaymentGateway::class,...); 3. Publish configuration, load routes or views in boot() method; 4. Add the service provider class to the providers array of config/app.php; 5. Optionally load resources through publishes(), loadViewsFrom() and other methods; 6. Test service parsing and

Aug 05, 2025 pm 02:11 PM

How to implement a user verification email after registration in Laravel?

To implement user mailbox verification after Laravel registration, you need to follow the following steps: 1. Implement the MustVerifyEmail interface in the User model; 2. Use verified middleware to protect the route; 3. Ensure that the Registered event is triggered after registration to send verification emails; 4. Enable Auth::routes(['verify'=>true]); 5. Optionally customize verification.blade.php view; 6. Configure the mail driver settings in the .env file; 7. Test the registration process and verify the effect of sending and link clicking. After completion, the user needs to verify the email address before accessing the protected route, and Laravel will automatically handle it.

Aug 05, 2025 pm 01:25 PM

laravel User Authentication

How to upgrade Laravel to the latest version?

CheckyourcurrentLaravelversionusingphpartisan--versionorbyinspectingcomposer.json.2.Reviewtheofficialupgradeguideathttps://laravel.com/docs/releasesforthetargetversion,suchas10.xor11.x,tounderstandbreakingchanges.3.Backupyourcodebase,database,andcomm

Aug 05, 2025 am 10:19 AM

How to use subqueries in Eloquent in Laravel?

LaravelEloquentsupportssubqueriesinSELECT,FROM,WHERE,andORDERBYclauses,enablingflexibledataretrievalwithoutrawSQL;1.UseselectSub()toaddcomputedcolumnslikepostcountperuser;2.UsefromSub()orclosureinfrom()totreatsubqueryasderivedtableforgroupeddata;3.Us

Aug 05, 2025 am 07:53 AM

laravel eloquent

How to handle routing for different HTTP verbs in Laravel?

LaravelhandlesdifferentHTTPverbsusingverb-specificroutemethodslikeRoute::get,Route::post,Route::put,Route::delete,etc.,ensuringeachrequesttypetriggersthecorrectlogic;2.Formultipleverbs,useRoute::matchwithanarrayofmethodsorRoute::anyforallverbs,though

Aug 05, 2025 am 05:19 AM

laravel routing

How to integrate with third-party APIs in a Laravel application?

Using Laravel's HTTP client (based on Guzzle) can simplify third-party API requests, such as sending requests through Http::get or Http::post and adding headers, timeouts and authentication; 2. Create a dedicated service class (such as WeatherApiService) to encapsulate API logic to improve code reusability and maintainability, and call it in the controller; 3. Store API credentials in .env files and config configuration files to avoid hard coding, and read safely through config ('weather.api_key'); 4. Catch connection exceptions through try-catch and set timeouts to ensure that the program can handle it gracefully when the request fails; 5. For common use

Aug 05, 2025 am 01:33 AM

How to create a custom logging channel in Laravel?

Define custom log channel: Add a new channel to the channels array of config/logging.php, such as using driver as single and writing logs to storage/logs/custom.log; 2. Use Monolog to implement advanced formatting: configure SlackWebhookHandler and other processors for monolog through driver to send only error-level messages to Slack; 3. Create custom channels programmatically: Use Log::extend to register such as custom_json channel in the boot method of AppServiceProvider, custom processor and grid

Aug 05, 2025 am 01:14 AM

How to implement two-factor authentication in Laravel?

Toimplementtwo-factorauthenticationinLaravel,useLaravelFortifywiththepragmarx/google2fa-laravelpackage.1.InstallLaravelFortifyandrunmigrations.2.InstalltheGoogle2FApackageviaComposer.3.Addtwo_factor_enabledandtwo_factor_secretcolumnstotheuserstablevi

Aug 04, 2025 pm 02:24 PM