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<?php |
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declare(strict_types=1); |
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namespace BenTools\Where\Expression; |
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abstract class Expression |
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{ |
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/** |
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* @param $expression |
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* @param array ...$values |
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* @return CompositeExpression |
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* @throws \InvalidArgumentException |
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*/ |
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final public function and($expression, ...$values): CompositeExpression |
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{ |
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$expression = $this->where($expression, ...$values); |
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return new CompositeExpression('AND', $this, $expression); |
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} |
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/** |
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* @param $expression |
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* @param array ...$values |
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* @return CompositeExpression |
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* @throws \InvalidArgumentException |
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*/ |
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final public function or($expression, ...$values): CompositeExpression |
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{ |
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$expression = $this->where($expression, ...$values); |
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return new CompositeExpression('OR', $this, $expression); |
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} |
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/** |
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* @param $expression |
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* @param array ...$values |
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* @return Expression |
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* @throws \InvalidArgumentException |
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*/ |
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final public static function where($expression, ...$values): self |
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{ |
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if (is_string($expression)) { |
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return new Condition($expression, self::valuesFactory($values)); |
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} |
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if ($expression instanceof self) { |
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if (1 !== func_num_args()) { |
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throw new \InvalidArgumentException("Cannot pass values to an existing Expression object."); |
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} |
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return $expression; |
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} |
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throw new \InvalidArgumentException(sprintf('Expected string or Expression object, %s given', is_object($expression) ? get_class($expression) : gettype($expression))); |
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} |
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/** |
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* @param $expression |
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* @param array ...$values |
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* @return GroupExpression |
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* @throws \InvalidArgumentException |
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*/ |
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final public static function group($expression, ...$values): GroupExpression |
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{ |
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return new GroupExpression(self::where($expression, ...$values)); |
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} |
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/** |
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* @param $expression |
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* @param array ...$values |
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* @return NegatedExpression |
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* @throws \InvalidArgumentException |
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*/ |
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final public static function not($expression, ...$values): NegatedExpression |
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{ |
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return new NegatedExpression(self::where($expression, ...$values)); |
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} |
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/** |
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* @param array $values |
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* @return array |
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* @throws \InvalidArgumentException |
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*/ |
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final private static function valuesFactory(array $values): array |
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{ |
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if (0 === count($values)) { |
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return []; |
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} |
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if (1 === count($values) && is_array($values[0])) { |
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return $values[0]; |
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} |
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foreach ($values as $value) { |
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if (is_array($value)) { |
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throw new \InvalidArgumentException("Cannot construct expression with multiple array values."); |
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} |
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} |
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return $values; |
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} |
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/** |
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* @return string |
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*/ |
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abstract public function __toString(): string; |
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/** |
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* @return array |
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*/ |
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abstract public function getValues(): array; |
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} |
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bpolaszek /
where
