README

A part of the Fastpress framework, Fastpress\Http\Response is a PHP class designed for handling HTTP responses efficiently and effectively. It offers a comprehensive set of features for managing response codes, headers, body content, and more, making it an indispensable tool for any PHP web application.

Features

• Response Code Management: Easily set HTTP response codes and corresponding texts.
• Response Body Handling: Define and manage the body content of responses.
• Headers Management: Add and manipulate response headers.
• Redirection Support: Simple methods to redirect users to different URLs.
• Caching Controls: Methods to control and disable browser caching.
• Protocol Specification: Customize the HTTP protocol version.
• Content Rendering: Render the response content and headers efficiently.
• Page Refresh: Facilitate immediate page refreshes.

Installation

Use Composer to integrate Fastpress\Http\Response into your project:

composer require fastpress/response

Requirements

• PHP 7.4 or higher.

Usage

Setting Response Code and Text

use Fastpress\Http\Response;

$response = new Response();
$response->setResponse(200, 'OK');

Methods

setContent(mixed $content): self

Sets the content of the response.

Parameters:

• $content: The content to send in the response.

Returns:

• The Response instance.

setContentType(string $contentType, ?string $charset = null): self

Sets the content type and optional charset of the response.

Parameters:

• $contentType: The content type (e.g., 'text/html', 'application/json').
• $charset: The charset (e.g., 'UTF-8').

Returns:

• The Response instance.

setStatusCode(int $code): self

Sets the HTTP status code of the response.

Parameters:

• $code: The HTTP status code (e.g., 200, 404, 500).

Returns:

• The Response instance.

header(string $name, string $value): self

Adds a header to the response.

Parameters:

• $name: The header name.
• $value: The header value.

Returns:

• The Response instance.

json(mixed $data, int $status = 200): self

Sends a JSON response.

Parameters:

• $data: The data to encode as JSON.
• $status: The HTTP status code.

Returns:

• The Response instance.

download(string $filepath, ?string $filename = null): void

Triggers a file download.

Parameters:

• $filepath: The path to the file.
• $filename: The filename to suggest to the browser.

Returns:

• void

redirect(string $url, int $code = 302): void

Redirects to a given URL.

Parameters:

• $url: The URL to redirect to.
• $code: The HTTP status code (301, 302, etc.).

Returns:

• void

back(?string $fallback = '/'): void

Redirects to the referring URL or a fallback URL.

Parameters:

• $fallback: The fallback URL if no referrer is available.

Returns:

• void

noCache(): self

Adds headers to prevent caching of the response.

Returns:

• The Response instance.

withError(string $message, int $code = 400): self

Sends a JSON error response.

Parameters:

• $message: The error message.
• $code: The HTTP status code.

Returns:

• The Response instance.

withSuccess(mixed $data = null, string $message = 'Success'): self

Sends a JSON success response.

Parameters:

• $data: The data to include in the response.
• $message: The success message.

Returns:

• The Response instance.

send(): void

Sends the HTTP response.

Returns:

• void

stream(callable $callback, int $bufferSize = 8192): void

Streams the response content.

Parameters:

• $callback: A callable that generates the response content in chunks.
• $bufferSize: The buffer size for each chunk.

Returns:

• void