<?php
declare(strict_types=1);
namespace Butschster\ContextGenerator\Modifier\Sanitizer;
use Butschster\ContextGenerator\Modifier\Sanitizer\Rule\ContextSanitizer;
use Butschster\ContextGenerator\Modifier\Sanitizer\Rule\RuleFactory;
use Butschster\ContextGenerator\Modifier\SourceModifierInterface;
/**
* Modifier that applies sanitization rules to source content
*/
final readonly class SanitizerModifier implements SourceModifierInterface
{
/**
* @param array<array> $defaultRules Default sanitization rules configuration
*/
public function __construct(
private RuleFactory $ruleFactory = new RuleFactory(),
private array $defaultRules = [],
) {}
/**
* Get the identifier for this modifier
*/
public function getIdentifier(): string
{
return 'sanitizer';
}
/**
* This modifier supports any content type
*/
public function supports(string $contentType): bool
{
return true;
}
/**
* Modify the source content by applying sanitization rules
*
* @param string $content The content to sanitize
* @param array $context Additional context, may contain 'rules' array
* @return string The sanitized content
*/
public function modify(string $content, array $context = []): string
{
// Create a fresh sanitizer instance for each content modification
$sanitizer = new ContextSanitizer();
// Determine which rules to apply
$rules = $context['rules'] ?? $this->defaultRules;
// Apply each rule to the sanitizer
foreach ($rules as $ruleConfig) {
$rule = $this->ruleFactory->createFromConfig($ruleConfig);
$sanitizer->addRule($rule);
}
// Apply sanitization rules to the content
return $sanitizer->sanitize($content);
}
}
