File RobotsTxtParser.php has 353 lines of code (exceeds 250 allowed). Consider refactoring.

Open

<?php declare(strict_types=1);

namespace t1gor\RobotsTxtParser;

use Psr\Log\LoggerAwareInterface;

RobotsTxtParser has 27 functions (exceeds 20 allowed). Consider refactoring.

Open

class RobotsTxtParser implements LoggerAwareInterface {

    use LogsIfAvailableTrait;

    // default encoding

Function parseURL has a Cognitive Complexity of 15 (exceeds 5 allowed). Consider refactoring.

Open

    protected function parseURL($url) {
        $parsed = parse_url($url);
        if ($parsed === false) {
            return false;
        } elseif (!isset($parsed['scheme']) || !$this->isValidScheme($parsed['scheme'])) {

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Function render has a Cognitive Complexity of 13 (exceeds 5 allowed). Consider refactoring.

Open

    public function render($eol = "\r\n") {
        $input = $this->getRules();
        krsort($input);
        $output = [];
        foreach ($input as $userAgent => $rules) {

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Function filter has a Cognitive Complexity of 13 (exceeds 5 allowed). Consider refactoring.

Open

    public function filter($in, $out, &$consumed, $closing) {
        while ($bucket = stream_bucket_make_writeable($in)) {
            $skippedRequestRateValues = 0;
            $skippedCrawlDelayValues = 0;
            $skippedAllowanceValues = 0;

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Method process has 30 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function process(string $line, array &$root, string &$currentUserAgent = '*', string $prevLine = '') {
        $parts     = explode(':', $line);
        $entry     = trim($parts[1]);
        $directive = $this->getDirectiveName();

Method render has 30 lines of code (exceeds 25 allowed). Consider refactoring.

Open

    public function render($eol = "\r\n") {
        $input = $this->getRules();
        krsort($input);
        $output = [];
        foreach ($input as $userAgent => $rules) {

Function getSitemaps has a Cognitive Complexity of 10 (exceeds 5 allowed). Consider refactoring.

Open

    public function getSitemaps(?string $userAgent = null): array {
        $this->buildTree();
        $maps = [];

        if (!is_null($userAgent)) {

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Function checkRules has a Cognitive Complexity of 10 (exceeds 5 allowed). Consider refactoring.

Open

    protected function checkRules(string $rule, string $path, string $userAgent = '*'): bool {
        // check for disallowed http status code
        if ($this->checkHttpStatusCodeRule()) {
            return ($rule === Directive::DISALLOW);
        }

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Function parse has a Cognitive Complexity of 8 (exceeds 5 allowed). Consider refactoring.

Open

    protected function parse(string $url) {
        $parsed = parse_url($url);

        if ($parsed === false) {
            $this->log("Failed to parse URL from {$url}");

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Method __construct has 5 arguments (exceeds 4 allowed). Consider refactoring.

Open

        $content,
        string $encoding = self::DEFAULT_ENCODING,
        ?TreeBuilderInterface $treeBuilder = null,
        ?ReaderInterface $reader = null,
        ?UserAgentMatcherInterface $userAgentMatcher = null

Method processDirective has 5 arguments (exceeds 4 allowed). Consider refactoring.

Open

    protected function processDirective(string $directive, string $line, &$tree, string &$userAgent, string $prevLine = '') {

Function getHost has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

    public function getHost(?string $userAgent = null) {
        $this->buildTree();

        if (!is_null($userAgent)) {
            $userAgent = $this->userAgentMatcher->getMatching($userAgent, array_keys($this->tree));

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Function build has a Cognitive Complexity of 7 (exceeds 5 allowed). Consider refactoring.

Open

    public function build(): array {
        $currentUserAgent = '*';
        $tree             = [];
        $prevLine         = '';

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Avoid too many return statements within this method.

Open

        return $parsed;

Avoid too many return statements within this method.

Open

        return $parsed;

Function __destruct has a Cognitive Complexity of 6 (exceeds 5 allowed). Consider refactoring.

Open

    public function __destruct() {
        foreach ($this->filters as $class => $instance) {
            try {
                if (is_resource($instance)) {
                    stream_filter_remove($instance);

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