updated cron validation for the case of null, return false
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@@ -355,9 +355,17 @@ function isCloud(): bool
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function validate_cron_expression($expression_to_validate): bool
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function validate_cron_expression($expression_to_validate): bool
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{
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{
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if ($expression_to_validate === null || $expression_to_validate === '') {
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return false;
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}
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$isValid = false;
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$isValid = false;
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$expression = new CronExpression($expression_to_validate);
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try {
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$isValid = $expression->isValid();
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$expression = new CronExpression($expression_to_validate);
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$isValid = $expression->isValid();
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} catch (\Exception $e) {
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return false;
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}
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if (isset(VALID_CRON_STRINGS[$expression_to_validate])) {
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if (isset(VALID_CRON_STRINGS[$expression_to_validate])) {
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$isValid = true;
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$isValid = true;
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