League\JsonReference\Loader\CurlWebLoader

Complexity

Total Complexity

13

Size/Duplication

Total Lines	118
Duplicated Lines	9.32 %

Coupling/Cohesion

Components	1
Dependencies	2

Test Coverage

Coverage

100%

Importance

Changes

0

6 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	11	11	3
A	load()	0	15	3
A	getResponseBodyAndStatusCode()	0	10	1
A	getDefaultCurlOptions()	0	8	1
A	setCurlOptions()	0	9	2
A	parseResponseHeader()	0	15	3

<?php

namespace League\JsonReference\Loader;

use League\JsonReference;
use League\JsonReference\DecoderManager;
use League\JsonReference\DecoderInterface;
use League\JsonReference\LoaderInterface;
use function League\JsonReference\determineMediaType;

final class CurlWebLoader implements LoaderInterface
{
    /**
     * @var string
     */
    private $prefix;

    /**
     * @var array
     */
    private $curlOptions;

    /**
     * @var DecoderManager
     */
    private $decoderManager;

    /**
     * @param string                          $prefix
     * @param array                           $curlOptions
     * @param DecoderInterface|DecoderManager $decoderManager
     */
    public function __construct($prefix, array $curlOptions = null, $decoderManager = null)

This method seems to be duplicated in your project.

    {
        $this->prefix = $prefix;
        $this->setCurlOptions($curlOptions);
        
        if ($decoderManager instanceof DecoderInterface) {
            $this->decoderManager = new DecoderManager([null => $decoderManager]);
        } else {
            $this->decoderManager = $decoderManager ?: new DecoderManager();
        }
    }

    /**
     * {@inheritdoc}
     */
    public function load($path)
    {
        $uri = $this->prefix . $path;
        $ch = curl_init($uri);
        curl_setopt_array($ch, $this->curlOptions);
        list($response, $statusCode, $headers) = $this->getResponseBodyAndStatusCode($ch);
        curl_close($ch);

        if ($statusCode >= 400 || !$response) {
            throw JsonReference\SchemaLoadingException::create($uri);
        }

        $type = determineMediaType(['headers' => $headers, 'uri' => $uri]);
        return $this->decoderManager->getDecoder($type)->decode($response);
    }

    /**
     * @param resource $ch
     *
     * @return array
     */
    private function getResponseBodyAndStatusCode($ch)
    {
        $response    = curl_exec($ch);
        $statusCode  = curl_getinfo($ch, CURLINFO_HTTP_CODE);
        $header_size = curl_getinfo($ch, CURLINFO_HEADER_SIZE);
        $headers     = substr($response, 0, $header_size);
        $headers     = $this->parseResponseHeader($headers);

        return [$response, $statusCode, $headers];
    }

    /**
     * @return array
     */
    private function getDefaultCurlOptions()
    {
        return [
            CURLOPT_RETURNTRANSFER => true,
            CURLOPT_FOLLOWLOCATION => true,
            CURLOPT_MAXREDIRS      => 20,
        ];
    }

    /**
     * @param array|null $curlOptions
     */
    private function setCurlOptions($curlOptions)
    {
        if (is_array($curlOptions)) {
            $this->curlOptions = $curlOptions + $this->getDefaultCurlOptions();
            return;
        }

        $this->curlOptions = $this->getDefaultCurlOptions();
    }
        
    /**
     * Parse http headers returned by $http_response_header
     * @link https://stackoverflow.com/questions/10589889/returning-header-as-array-using-curl
     *
     * @param array $headers

There is no parameter named $headers. Was it maybe removed?

     *
     * @return array
     */
    public static function parseResponseHeader($header_text)
    {
        $headers = [];

        foreach (explode("\r\n", $header_text) as $i => $line) {
            if ($i === 0) {
                $headers['http_code'] = $line;
            } else {
                list ($key, $value) = explode(': ', $line);
                $headers[$key] = $value;
            }
        }

        return $headers;
    }
}