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Diffstat (limited to 'vendor/ipl/stdlib/src/Filter.php')
| -rw-r--r-- | vendor/ipl/stdlib/src/Filter.php | 584 |
1 files changed, 584 insertions, 0 deletions
diff --git a/vendor/ipl/stdlib/src/Filter.php b/vendor/ipl/stdlib/src/Filter.php new file mode 100644 index 0000000..9523f1f --- /dev/null +++ b/vendor/ipl/stdlib/src/Filter.php @@ -0,0 +1,584 @@ +<?php + +namespace ipl\Stdlib; + +use Exception; +use InvalidArgumentException; +use ipl\Stdlib\Filter\All; +use ipl\Stdlib\Filter\Any; +use ipl\Stdlib\Filter\Chain; +use ipl\Stdlib\Filter\Condition; +use ipl\Stdlib\Filter\Equal; +use ipl\Stdlib\Filter\GreaterThan; +use ipl\Stdlib\Filter\GreaterThanOrEqual; +use ipl\Stdlib\Filter\LessThan; +use ipl\Stdlib\Filter\LessThanOrEqual; +use ipl\Stdlib\Filter\Like; +use ipl\Stdlib\Filter\None; +use ipl\Stdlib\Filter\Rule; +use ipl\Stdlib\Filter\Unequal; +use ipl\Stdlib\Filter\Unlike; + +class Filter +{ + /** + * protected - This is only a factory class + */ + protected function __construct() + { + } + + /** + * Return whether the given rule matches the given item + * + * @param Rule $rule + * @param array<mixed>|object $row + * + * @return bool + */ + public static function match(Rule $rule, $row) + { + if (! is_object($row)) { + if (is_array($row)) { + $row = (object) $row; + } else { + throw new InvalidArgumentException(sprintf( + 'Object or array expected, got %s instead', + get_php_type($row) + )); + } + } + + return (new self())->performMatch($rule, $row); + } + + /** + * Create a rule that matches if **all** of the given rules do + * + * @param Rule ...$rules + * + * @return Chain + */ + public static function all(Rule ...$rules) + { + return new All(...$rules); + } + + /** + * Return whether the given rules all match the given item + * + * @param All $rules + * @param object $row + * + * @return bool + */ + protected function matchAll(All $rules, $row) + { + foreach ($rules as $rule) { + if (! $this->performMatch($rule, $row)) { + return false; + } + } + + return true; + } + + /** + * Create a rule that matches if **any** of the given rules do + * + * @param Rule ...$rules + * + * @return Chain + */ + public static function any(Rule ...$rules) + { + return new Any(...$rules); + } + + /** + * Return whether any of the given rules match the given item + * + * @param Any $rules + * @param object $row + * + * @return bool + */ + protected function matchAny(Any $rules, $row) + { + foreach ($rules as $rule) { + if ($this->performMatch($rule, $row)) { + return true; + } + } + + return false; + } + + /** + * Create a rule that matches if **none** of the given rules do + * + * @param Rule ...$rules + * + * @return Chain + */ + public static function none(Rule ...$rules) + { + return new None(...$rules); + } + + /** + * Return whether none of the given rules match the given item + * + * @param None $rules + * @param object $row + * + * @return bool + */ + protected function matchNone(None $rules, $row) + { + foreach ($rules as $rule) { + if ($this->performMatch($rule, $row)) { + return false; + } + } + + return true; + } + + /** + * Create a rule that matches rows with a column that **equals** the given value + * + * @param string $column + * @param array<mixed>|bool|float|int|string $value + * + * @return Condition + */ + public static function equal($column, $value) + { + return new Equal($column, $value); + } + + /** + * Return whether the given rule's value equals the given item's value + * + * @param Equal|Unequal $rule + * @param object $row + * + * @return bool + */ + protected function matchEqual($rule, $row) + { + if (! $rule instanceof Equal && ! $rule instanceof Unequal) { + throw new InvalidArgumentException(sprintf( + 'Rule must be of type %s or %s, got %s instead', + Equal::class, + Unequal::class, + get_php_type($rule) + )); + } + + $rowValue = $this->extractValue($rule->getColumn(), $row); + $value = $rule->getValue(); + $this->normalizeTypes($rowValue, $value); + + if (! is_array($rowValue)) { + $rowValue = [$rowValue]; + } + + foreach ($rowValue as $rowVal) { + if ($this->performEqualityMatch($value, $rowVal, $rule->ignoresCase())) { + return true; + } + } + + return false; + } + + /** + * Create a rule that matches rows with a column that is **similar** to the given value + * + * Performs a wildcard search if the value contains asterisks. + * + * @param string $column + * @param string|string[] $value + * + * @return Condition + */ + public static function like($column, $value) + { + return new Like($column, $value); + } + + /** + * Return whether the given rule's value is similar to the given item's value + * + * @param Like|Unlike $rule + * @param object $row + * + * @return bool + */ + protected function matchSimilar($rule, $row) + { + if (! $rule instanceof Like && ! $rule instanceof Unlike) { + throw new InvalidArgumentException(sprintf( + 'Rule must be of type %s or %s, got %s instead', + Like::class, + Unlike::class, + get_php_type($rule) + )); + } + + $rowValue = $this->extractValue($rule->getColumn(), $row); + $value = $rule->getValue(); + $this->normalizeTypes($rowValue, $value); + + if (! is_array($rowValue)) { + $rowValue = [$rowValue]; + } + + foreach ($rowValue as $rowVal) { + if ($this->performSimilarityMatch($value, $rowVal, $rule->ignoresCase())) { + return true; + } + } + + return false; + } + + /** + * Apply equality matching rules on the given row value + * + * @param mixed $value + * @param mixed $rowValue + * @param bool $ignoreCase + * + * @return bool + */ + protected function performEqualityMatch($value, $rowValue, $ignoreCase = false) + { + if ($ignoreCase && is_string($rowValue)) { + $rowValue = strtolower($rowValue); + $value = is_array($value) + ? array_map(function ($val) { + return strtolower((string) $val); + }, $value) + : strtolower((string) $value); + } + + if (is_array($value)) { + return in_array($rowValue, $value, true); + } elseif (! is_string($value)) { + if (is_string($rowValue)) { + $value = (string) $value; + } + } + + return $rowValue === $value; + } + + /** + * Apply similarity matching rules on the given row value + * + * @param string|string[] $value + * @param string $rowValue + * @param bool $ignoreCase + * + * @return bool + */ + protected function performSimilarityMatch($value, $rowValue, $ignoreCase = false) + { + if ($ignoreCase) { + $rowValue = strtolower($rowValue); + $value = is_array($value) + ? array_map('strtolower', $value) + : strtolower($value); + } + + if (is_array($value)) { + return in_array($rowValue, $value, true); + } + + $wildcardSubSegments = preg_split('~\*~', $value); + if (! $wildcardSubSegments) { + $wildcardSubSegments = []; + } + + if (count($wildcardSubSegments) === 1) { + return $rowValue === $value; + } + + $parts = []; + foreach ($wildcardSubSegments as $part) { + $parts[] = preg_quote($part, '~'); + } + + $pattern = '~^' . join('.*', $parts) . '$~'; + + return (bool) preg_match($pattern, $rowValue); + } + + /** + * Create a rule that matches rows with a column that is **unequal** with the given value + * + * @param string $column + * @param array<mixed>|bool|float|int|string $value + * + * @return Condition + */ + public static function unequal($column, $value) + { + return new Unequal($column, $value); + } + + /** + * Return whether the given rule's value does not equal the given item's value + * + * @param Unequal $rule + * @param object $row + * + * @return bool + */ + protected function matchUnequal(Unequal $rule, $row) + { + return ! $this->matchEqual($rule, $row); + } + + /** + * Create a rule that matches rows with a column that is **unlike** with the given value + * + * Performs a wildcard search if the value contains asterisks. + * + * @param string $column + * @param string|string[] $value + * + * @return Condition + */ + public static function unlike($column, $value) + { + return new Unlike($column, $value); + } + + /** + * Return whether the given rule's value is unlike the given item's value + * + * @param Unlike $rule + * @param object $row + * + * @return bool + */ + protected function matchUnlike(Unlike $rule, $row) + { + return ! $this->matchSimilar($rule, $row); + } + + /** + * Create a rule that matches rows with a column that is **greater** than the given value + * + * @param string $column + * @param float|int|string $value + * + * @return Condition + */ + public static function greaterThan($column, $value) + { + return new GreaterThan($column, $value); + } + + /** + * Return whether the given rule's value is greater than the given item's value + * + * @param GreaterThan $rule + * @param object $row + * + * @return bool + */ + protected function matchGreaterThan(GreaterThan $rule, $row) + { + return $this->extractValue($rule->getColumn(), $row) > $rule->getValue(); + } + + /** + * Create a rule that matches rows with a column that is **less** than the given value + * + * @param string $column + * @param float|int|string $value + * + * @return Condition + */ + public static function lessThan($column, $value) + { + return new LessThan($column, $value); + } + + /** + * Return whether the given rule's value is less than the given item's value + * + * @param LessThan $rule + * @param object $row + * + * @return bool + */ + protected function matchLessThan(LessThan $rule, $row) + { + $rowValue = $this->extractValue($rule->getColumn(), $row); + if ($rowValue === null) { + return false; + } + + return $rowValue < $rule->getValue(); + } + + /** + * Create a rule that matches rows with a column that is **greater** than or **equal** to the given value + * + * @param string $column + * @param float|int|string $value + * + * @return Condition + */ + public static function greaterThanOrEqual($column, $value) + { + return new GreaterThanOrEqual($column, $value); + } + + /** + * Return whether the given rule's value is greater than or equals the given item's value + * + * @param GreaterThanOrEqual $rule + * @param object $row + * + * @return bool + */ + protected function matchGreaterThanOrEqual(GreaterThanOrEqual $rule, $row) + { + return $this->extractValue($rule->getColumn(), $row) >= $rule->getValue(); + } + + /** + * Create a rule that matches rows with a column that is **less** than or **equal** to the given value + * + * @param string $column + * @param float|int|string $value + * + * @return Condition + */ + public static function lessThanOrEqual($column, $value) + { + return new LessThanOrEqual($column, $value); + } + + /** + * Return whether the given rule's value is less than or equals the given item's value + * + * @param LessThanOrEqual $rule + * @param object $row + * + * @return bool + */ + protected function matchLessThanOrEqual(LessThanOrEqual $rule, $row) + { + $rowValue = $this->extractValue($rule->getColumn(), $row); + if ($rowValue === null) { + return false; + } + + return $rowValue <= $rule->getValue(); + } + + /** + * Perform the appropriate match for the given rule on the given item + * + * @param Rule $rule + * @param object $row + * + * @return bool + */ + protected function performMatch(Rule $rule, $row) + { + switch (true) { + case $rule instanceof All: + return $this->matchAll($rule, $row); + case $rule instanceof Any: + return $this->matchAny($rule, $row); + case $rule instanceof Like: + return $this->matchSimilar($rule, $row); + case $rule instanceof Equal: + return $this->matchEqual($rule, $row); + case $rule instanceof GreaterThan: + return $this->matchGreaterThan($rule, $row); + case $rule instanceof GreaterThanOrEqual: + return $this->matchGreaterThanOrEqual($rule, $row); + case $rule instanceof LessThan: + return $this->matchLessThan($rule, $row); + case $rule instanceof LessThanOrEqual: + return $this->matchLessThanOrEqual($rule, $row); + case $rule instanceof None: + return $this->matchNone($rule, $row); + case $rule instanceof Unequal: + return $this->matchUnequal($rule, $row); + case $rule instanceof Unlike: + return $this->matchUnlike($rule, $row); + default: + throw new InvalidArgumentException(sprintf( + 'Unable to match filter. Rule type %s is unknown', + get_class($rule) + )); + } + } + + /** + * Return a value from the given row suitable to work with + * + * @param string $column + * @param object $row + * + * @return mixed + */ + protected function extractValue($column, $row) + { + try { + return $row->{$column}; + } catch (Exception $_) { + return null; + } + } + + /** + * Normalize type of $value to the one of $rowValue + * + * For details on how this works please see the corresponding test + * {@see \ipl\Tests\Stdlib\FilterTest::testConditionsAreValueTypeAgnostic} + * + * @param mixed $rowValue + * @param mixed $value + * + * @return void + */ + protected function normalizeTypes($rowValue, &$value) + { + if ($rowValue === null || $value === null) { + return; + } + + if (is_array($rowValue)) { + if (empty($rowValue)) { + return; + } + + $rowValue = array_shift($rowValue); + } + + if (is_array($value)) { + if (is_bool($rowValue) && ! empty($value) && is_string(array_values($value)[0])) { + return; + } + + $rowValueType = gettype($rowValue); + foreach ($value as &$val) { + settype($val, $rowValueType); + } + } elseif (! is_bool($rowValue) || ! is_string($value)) { + settype($value, gettype($rowValue)); + } + } +} |