37 lines
1.0 KiB
PHP
37 lines
1.0 KiB
PHP
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<?php declare( strict_types=1 );
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namespace KadenceWP\KadenceBlocks\Optimizer\Request;
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use KadenceWP\KadenceBlocks\StellarWP\SuperGlobals\SuperGlobals as SG;
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final class Request {
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public const QUERY_NOCACHE = 'nocache';
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public const QUERY_TOKEN = 'perf_token';
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public const QUERY_OPTIMIZER_PREVIEW = 'kb_optimizer_preview';
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public const MIN_LENGTH = 5;
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/**
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* Check if this request is an optimizer request.
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*
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* @return bool
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*/
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public function is_optimizer_request(): bool {
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$no_cache = SG::get_get_var( self::QUERY_NOCACHE );
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$token = SG::get_get_var( self::QUERY_TOKEN );
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return $this->is_valid_param( $no_cache ) && $this->is_valid_param( $token );
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}
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/**
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* Validate a request parameter: must be an alphanumeric string and a minimum length.
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*
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* @param mixed $value The query parameter value.
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*
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* @return bool
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*/
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private function is_valid_param( $value ): bool {
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return is_string( $value ) && strlen( $value ) >= self::MIN_LENGTH && ctype_alnum( $value );
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}
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}
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