Psr7Middlewares\Utils\FormTrait

Complexity

Total Complexity

3

Size/Duplication

Total Lines	41
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	3

Importance

Changes	3
Bugs	0	Features	1

2 Methods

Rating	Name	Duplication	Size	Complexity
A	autoInsert()	0	6	1
A	insertIntoPostForms()	0	14	2

<?php

namespace Psr7Middlewares\Utils;

use Psr\Http\Message\ResponseInterface;
use Psr7Middlewares\Middleware;

/**
 * Utilities used by middlewares that manipulate forms.
 */
trait FormTrait
{
    private $autoInsert = false;

    /**
     * Configure if autoinsert or not the inputs automatically
     * 
     * @param bool $autoInsert
     * 
     * @return self
     */
    public function autoInsert($autoInsert = true)
    {
        $this->autoInsert = $autoInsert;

        return $this;
    }

    /**
     * Insert content into all POST forms.
     * 
     * @param ResponseInterface $response
     * @param callable          $replace
     * 
     * @return ResponseInterface
     */
    private function insertIntoPostForms(ResponseInterface $response, callable $replace)
    {
        $html = (string) $response->getBody();
        $html = preg_replace_callback('/(<form\s[^>]*method=["\']?POST["\']?[^>]*>)/i', $replace, $html, -1, $count);

        if (!empty($count)) {
            $body = Middleware::createStream();
            $body->write($html);

            return $response->withBody($body);
        }

        return $response;
    }
}