diff options
Diffstat (limited to 'ui/include/classes/data/CMathFunctionData.php')
| -rw-r--r-- | ui/include/classes/data/CMathFunctionData.php | 207 |
1 files changed, 107 insertions, 100 deletions
diff --git a/ui/include/classes/data/CMathFunctionData.php b/ui/include/classes/data/CMathFunctionData.php index 22b1989cd91..d186927822e 100644 --- a/ui/include/classes/data/CMathFunctionData.php +++ b/ui/include/classes/data/CMathFunctionData.php @@ -30,77 +30,109 @@ final class CMathFunctionData { * @var array */ private const PARAMETERS = [ - 'abs' => 1, - 'acos' => 1, - 'ascii' => 1, - 'asin' => 1, - 'atan' => 1, - 'atan2' => 2, - 'avg' => [1, null], - 'between' => 3, - 'bitand' => 2, - 'bitlength' => 1, - 'bitlshift' => 2, - 'bitnot' => 1, - 'bitor' => 2, - 'bitrshift' => 2, - 'bitxor' => 2, - 'bytelength' => 1, - 'cbrt' => 1, - 'ceil' => 1, - 'char' => 1, - 'concat' => 2, - 'cos' => 1, - 'cosh' => 1, - 'cot' => 1, - 'count' => 1, - 'date' => 0, - 'dayofmonth' => 0, - 'dayofweek' => 0, - 'degrees' => 1, - 'e' => 0, - 'exp' => 1, - 'expm1' => 1, - 'floor' => 1, - 'in' => [2, null], - 'insert' => 4, - 'left' => 2, - 'length' => 1, - 'log' => 1, - 'log10' => 1, - 'ltrim' => [1, 2], - 'max' => [1, null], - 'mid' => 3, - 'min' => [1, null], - 'mod' => 2, - 'now' => 0, - 'pi' => 0, - 'power' => 2, - 'radians' => 1, - 'rand' => 0, - 'repeat' => 2, - 'replace' => 3, - 'right' => 2, - 'round' => 2, - 'rtrim' => [1, 2], - 'signum' => 1, - 'sin' => 1, - 'sinh' => 1, - 'sqrt' => 1, - 'sum' => [1, null], - 'tan' => 1, - 'time' => 0, - 'trim' => [1, 2], - 'truncate' => 2 + 'abs' => [['count' => 1]], + 'acos' => [['count' => 1]], + 'ascii' => [['count' => 1]], + 'asin' => [['count' => 1]], + 'atan' => [['count' => 1]], + 'atan2' => [['count' => 2]], + 'avg' => [['min' => 1]], + 'between' => [['count' => 3]], + 'bitand' => [['count' => 2]], + 'bitlength' => [['count' => 1]], + 'bitlshift' => [['count' => 2]], + 'bitnot' => [['count' => 1]], + 'bitor' => [['count' => 2]], + 'bitrshift' => [['count' => 2]], + 'bitxor' => [['count' => 2]], + 'bytelength' => [['count' => 1]], + 'cbrt' => [['count' => 1]], + 'ceil' => [['count' => 1]], + 'char' => [['count' => 1]], + 'concat' => [['count' => 2]], + 'cos' => [['count' => 1]], + 'cosh' => [['count' => 1]], + 'cot' => [['count' => 1]], + 'count' => [['count' => 1]], + 'date' => [['count' => 0]], + 'dayofmonth' => [['count' => 0]], + 'dayofweek' => [['count' => 0]], + 'degrees' => [['count' => 1]], + 'e' => [['count' => 0]], + 'exp' => [['count' => 1]], + 'expm1' => [['count' => 1]], + 'floor' => [['count' => 1]], + 'histogram_quantile' => [['min' => 5, 'step' => 2], ['count' => 2]], + 'in' => [['min' => 2]], + 'insert' => [['count' => 4]], + 'left' => [['count' => 2]], + 'length' => [['count' => 1]], + 'log' => [['count' => 1]], + 'log10' => [['count' => 1]], + 'ltrim' => [['min' => 1, 'max' => 2]], + 'max' => [['min' => 1]], + 'mid' => [['count' => 3]], + 'min' => [['min' => 1]], + 'mod' => [['count' => 2]], + 'now' => [['count' => 0]], + 'pi' => [['count' => 0]], + 'power' => [['count' => 2]], + 'radians' => [['count' => 1]], + 'rand' => [['count' => 0]], + 'repeat' => [['count' => 2]], + 'replace' => [['count' => 3]], + 'right' => [['count' => 2]], + 'round' => [['count' => 2]], + 'rtrim' => [['min' => 1, 'max' => 2]], + 'signum' => [['count' => 1]], + 'sin' => [['count' => 1]], + 'sinh' => [['count' => 1]], + 'sqrt' => [['count' => 1]], + 'sum' => [['min' => 1]], + 'tan' => [['count' => 1]], + 'time' => [['count' => 0]], + 'trim' => [['min' => 1, 'max' => 2]], + 'truncate' => [['count' => 2]] ]; /** - * A subset of math functions for use in calculated item formulas only. + * Additional requirements for math function usage in expressions. + * + * @var array + */ + private const EXPRESSION_RULES = [ + 'count' => [[ + 'if' => [ + 'parameters' => ['count' => 1] + ], + 'rules' => [[ + 'type' => 'require_history_child', + 'in' => ['avg_foreach', 'bucket_rate_foreach', 'count_foreach', 'exists_foreach', 'last_foreach', + 'max_foreach', 'min_foreach', 'sum_foreach' + ], + 'position' => 0 + ]] + ]], + 'histogram_quantile' => [[ + 'if' => [ + 'parameters' => ['count' => 2] + ], + 'rules' => [[ + 'type' => 'require_history_child', + 'in' => ['bucket_rate_foreach'], + 'position' => 1 + ]] + ]] + ]; + + /** + * A subset of aggregating math functions for use in calculated item formulas. * * @var array */ private const CALCULATED_ONLY = [ - 'count' + 'count', + 'histogram_quantile' ]; /** @@ -147,48 +179,23 @@ final class CMathFunctionData { * @return array */ public function getParameters(): array { - return self::PARAMETERS; - } - - /** - * Check if function is aggregating it's parameters. - * - * @static - * - * @param string $function - * - * @return bool - */ - public static function isAggregating(string $function): bool { - switch ($function) { - case 'avg': - case 'count': - case 'max': - case 'min': - case 'sum': - return true; - - default: - return false; + if ($this->options['calculated']) { + return self::PARAMETERS; } + + return array_diff_key(self::PARAMETERS, array_flip(self::CALCULATED_ONLY)); } /** - * Check if function is only aggregating the result of aggregating history functions. - * - * @static + * Get additional requirements for math function usage in expressions. * - * @param string $function - * - * @return bool + * @return array */ - public static function isAggregatingHistOnly(string $function): bool { - switch ($function) { - case 'count': - return true; - - default: - return false; + public function getExpressionRules(): array { + if ($this->options['calculated']) { + return self::EXPRESSION_RULES; } + + return array_diff_key(self::EXPRESSION_RULES, array_flip(self::CALCULATED_ONLY)); } } |