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<?php |
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namespace Arrayzy\Traits; |
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/** |
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* Trait with helpful methods for sorting. |
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* |
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* @author Victor Bocharsky <[email protected]> |
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* |
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* @property array $elements |
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*/ |
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trait SortableTrait |
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{ |
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/** |
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* {@inheritdoc} |
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* |
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* @link http://php.net/manual/en/function.usort.php |
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*/ |
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public function customSort(callable $func) |
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{ |
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usort($this->elements, $func); |
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return $this; |
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} |
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/** |
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* {@inheritdoc} |
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* |
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* @link http://php.net/manual/en/function.uksort.php |
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*/ |
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public function customSortKeys(callable $func) |
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{ |
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uksort($this->elements, $func); |
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return $this; |
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} |
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/** |
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* {@inheritdoc} |
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* |
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* @link http://php.net/manual/en/function.arsort.php |
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* @link http://php.net/manual/en/function.sort.php |
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* @link http://php.net/manual/en/function.asort.php |
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* @link http://php.net/manual/en/function.rsort.php |
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*/ |
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public function sort($order = SORT_ASC, $strategy = SORT_REGULAR, $preserveKeys = false) |
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{ |
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$this->sorting($this->elements, $order, $strategy, $preserveKeys); |
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return $this; |
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} |
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/** |
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* {@inheritdoc} |
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* |
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* @link http://php.net/manual/en/function.ksort.php |
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* @link http://php.net/manual/en/function.krsort.php |
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*/ |
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public function sortKeys($order = SORT_ASC, $strategy = SORT_REGULAR) |
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{ |
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$this->sortingKeys($this->elements, $order, $strategy); |
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return $this; |
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} |
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/** |
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* @param array &$elements |
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* @param int $order |
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* @param int $strategy |
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* @param bool $preserveKeys |
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*/ |
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protected function sorting(array &$elements, $order = SORT_ASC, $strategy = SORT_REGULAR, $preserveKeys = false) |
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{ |
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switch ($order) { |
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case SORT_DESC: |
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if ($preserveKeys) { |
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arsort($elements, $strategy); |
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} else { |
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rsort($elements, $strategy); |
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} |
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break; |
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case SORT_ASC: |
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default: |
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if ($preserveKeys) { |
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asort($elements, $strategy); |
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} else { |
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sort($elements, $strategy); |
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} |
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} |
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} |
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/** |
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* @param array &$elements |
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* @param int $order |
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* @param int $strategy |
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*/ |
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protected function sortingKeys(array &$elements, $order = SORT_ASC, $strategy = SORT_REGULAR) |
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{ |
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switch ($order) { |
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case SORT_DESC: |
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krsort($elements, $strategy); |
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break; |
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case SORT_ASC: |
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default: |
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ksort($elements, $strategy); |
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} |
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} |
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} |
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