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<?php |
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/** |
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* This file is a part of "Axessors" library. |
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* |
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* @author <[email protected]> |
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* @license GPL |
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*/ |
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namespace NoOne4rever\Axessors; |
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/** |
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* Class ConditionsProcessor. |
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* |
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* Processes Axessors conditions. |
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* |
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* @package NoOne4rever\Axessors |
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*/ |
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class ConditionsProcessor extends TokenProcessor |
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{ |
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/** |
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* Creates list of conditions for input data. |
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* |
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* @return string conditions |
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*/ |
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public function processInputData(): string |
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{ |
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return $this->makePhpConditions($this->input); |
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} |
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/** |
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* Creates list of conditions for output data. |
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* |
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* @return string conditions |
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*/ |
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public function processOutputData(): string |
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{ |
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return $this->makePhpConditions($this->output); |
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} |
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/** |
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* Turns Axessors conditions into PHP code. |
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* |
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* @param string $axsConditions Axessors conditional statement |
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* |
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* @return string |
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*/ |
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private function makePhpConditions(string $axsConditions): string |
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{ |
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if ($axsConditions === '') { |
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return 'true'; |
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} |
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$injProcessor = new InjectedStringSuit($axsConditions); |
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$axsConditions = $injProcessor->resolveClassNames($this->namespace)->processThis()->wrapWithClosure() |
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->addSlashes('<>!=') |
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->get(); |
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$axsConditions = preg_replace_callback( |
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'/(((>|<)=?)|(=|!)=)\s*\d+/', |
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function (array $matches): string { |
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return sprintf('\%s::count($var) %s', ConditionsRunner::class, $matches[0]); |
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}, |
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$axsConditions |
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); |
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$axsConditions = preg_replace_callback( |
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'/\d+\.\.\d+/', |
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function (array $matches): string { |
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list($min, $max) = explode('..', $matches[0]); |
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return sprintf('\%s::count($var) >= %d' |
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. ' && \%s::count($var) <= %d', ConditionsRunner::class, $min, ConditionsRunner::class, $max); |
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}, |
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$axsConditions |
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); |
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$axsConditions = preg_replace_callback( |
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'/\\\\[<>!=]/', |
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function (array $matches): string { |
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return substr($matches[0], 1); |
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}, |
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$axsConditions |
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); |
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$axsConditions = preg_replace_callback( |
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'/`[^`]+`/', |
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function (array $matches): string { |
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$subject = substr($matches[0], 1, strlen($matches[0]) - 2); |
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return sprintf('(function($var){return %s;})($var)', $subject); |
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}, |
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$axsConditions |
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); |
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return $axsConditions; |
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} |
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} |
In the issue above, the returned value is violating the contract defined by the mentioned interface.
Let's take a look at an example: