Spatie\MixedContentScanner\MixedContentScanner

Complexity

Total Complexity

13

Size/Duplication

Total Lines	86
Duplicated Lines	0 %

Coupling/Cohesion

Components	1
Dependencies	4

Importance

Changes

0

7 Methods

Rating	Name	Duplication	Size	Complexity
A	__construct()	0	6	1
A	scan()	0	18	2
A	configureCrawler()	0	6	1
A	setCrawlProfile()	0	6	1
A	setMaximumCrawlCount()	0	6	1
A	guardAgainstInvalidUrl()	0	10	3
A	startsWith()	0	10	4

<?php

namespace Spatie\MixedContentScanner;

use GuzzleHttp\Psr7\Uri;
use Spatie\Crawler\Crawler;
use Spatie\Crawler\CrawlProfile;
use Spatie\Crawler\CrawlInternalUrls;
use Spatie\MixedContentScanner\Exceptions\InvalidUrl;

class MixedContentScanner
{
    /** @var \Spatie\MixedContentScanner\MixedContentObserver */
    public $mixedContentObserver;

    /** @var null|\Spatie\Crawler\CrawlProfile */
    public $crawlProfile;

    /** @var int|null */
    protected $maximumCrawlCount;

    /** @var callable */
    protected $configureCrawler;

    public function __construct(MixedContentObserver $mixedContentObserver)
    {
        $this->mixedContentObserver = $mixedContentObserver;

        $this->configureCrawler = function (Crawler $crawler) {};

The parameter $crawler is not used and could be removed.

    }

    public function scan(string $url, array $clientOptions = [])
    {
        $this->guardAgainstInvalidUrl($url);

        $url = new Uri($url);

        $crawler = Crawler::create($clientOptions);

        ($this->configureCrawler)($crawler);

        if ($this->maximumCrawlCount) {

The expression $this->maximumCrawlCount of type integer|null is loosely compared to true; this is ambiguous if the integer can be zero. You might want to explicitly use !== null instead.

            $crawler->setMaximumCrawlCount($this->maximumCrawlCount);
        }

        $crawler->setCrawlProfile($this->crawlProfile ?? new CrawlInternalUrls($url))
            ->setCrawlObserver($this->mixedContentObserver)
            ->startCrawling($url);
    }

    public function configureCrawler(callable $callable)
    {
        $this->configureCrawler = $callable;

        return $this;
    }

    public function setCrawlProfile(CrawlProfile $crawlProfile)
    {
        $this->crawlProfile = $crawlProfile;

        return $this;
    }

    /**
     * @deprecated You can set this via configureCrawler
     */
    public function setMaximumCrawlCount(int $maximumCrawlCount)
    {
        $this->maximumCrawlCount = $maximumCrawlCount;

        return $this;
    }

    protected function guardAgainstInvalidUrl(string $url)
    {
        if ($url == '') {
            throw InvalidUrl::urlIsEmpty();
        }

        if (!$this->startsWith($url, ['http://', 'https://'])) {
            throw InvalidUrl::invalidScheme($url);
        }
    }

    protected function startsWith(string $haystack, array $needles): bool
    {
        foreach ((array)$needles as $needle) {
            if ($needle != '' && substr($haystack, 0, strlen($needle)) === (string)$needle) {
                return true;
            }
        }

        return false;
    }
}