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Mini Shell
<?php
namespace Spatie\Robots;
use InvalidArgumentException;
use JetBrains\PhpStorm\ArrayShape;
class RobotsMeta
{
protected array $robotsMetaTagProperties = [];
public static function readFrom(string $source): self
{
$content = @file_get_contents($source);
if ($content === false) {
throw new InvalidArgumentException("Could not read from source `{$source}`");
}
return new self($content);
}
public static function create(string $source): self
{
return new self($source);
}
public function __construct(string $html)
{
$this->robotsMetaTagProperties = $this->findRobotsMetaTagProperties($html);
}
public function mayIndex(): bool
{
return ! $this->noindex();
}
public function mayFollow(): bool
{
return ! $this->nofollow();
}
public function noindex(): bool
{
return $this->robotsMetaTagProperties['noindex'] ?? false;
}
public function nofollow(): bool
{
return $this->robotsMetaTagProperties['nofollow'] ?? false;
}
#[ArrayShape(['noindex' => "bool", 'nofollow' => "bool"])]
protected function findRobotsMetaTagProperties(string $html): array
{
$metaTagLine = $this->findRobotsMetaTagLine($html);
return [
'noindex' => $metaTagLine
? strpos(strtolower($metaTagLine), 'noindex') !== false
: false,
'nofollow' => $metaTagLine
? strpos(strtolower($metaTagLine), 'nofollow') !== false
: false,
];
}
protected function findRobotsMetaTagLine(string $html): ?string
{
if (preg_match('/\<meta name=("|\')robots("|\').*?\>/mis', $html, $matches)) {
return $matches[0];
}
return null;
}
}
Zerion Mini Shell 1.0