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<?php |
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namespace CMEN\GoogleChartsBundle\Output; |
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use CMEN\GoogleChartsBundle\GoogleCharts\Options\ChartOptionsInterface; |
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/** |
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* @author Christophe Meneses |
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*/ |
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abstract class AbstractOptionsOutput implements OptionsOutputInterface |
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{ |
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/** |
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* Removes recursively array elements that have a null value. |
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* |
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* @param ChartOptionsInterface|array $options ChartOptions instance or an array of options passed by reference |
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*/ |
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public function removeRecursivelyNullValue(&$options) |
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{ |
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$options = array_filter((array) $options, function ($val) { |
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return !is_null($val); |
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}); |
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foreach ($options as $key => $value) { |
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if (is_object($value) || is_array($value)) { |
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$this->removeRecursivelyNullValue($options[$key]); |
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} |
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} |
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} |
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/** |
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* Removes recursively array elements that have an empty array. |
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* |
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* @param array $options Array of options passed by reference |
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*/ |
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public function removeRecursivelyEmptyArray(&$options) |
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{ |
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foreach ($options as $key => $value) { |
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if (is_array($value)) { |
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$this->removeRecursivelyEmptyArray($options[$key]); |
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if (empty($options[$key])) { |
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unset($options[$key]); |
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} |
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} |
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} |
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} |
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/** |
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* Renames recursively array keys to remove prefixes and suffixes "\x00". They come from conversion of class with |
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* protected properties to an array. |
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* |
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* @param array $options Array of options |
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* |
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* @return array Array of options with new keys |
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*/ |
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public function renameRecursivelyKeys($options) |
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{ |
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$newOptions = []; |
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foreach ($options as $key => $value) { |
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if (!is_numeric($key)) { |
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$newKey = preg_replace('/\x00\*\x00/', '', $key); |
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$newOptions[$newKey] = $value; |
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if (is_array($options[$key])) { |
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$newOptions[$newKey] = $this->renameRecursivelyKeys($options[$key]); |
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} |
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} else { |
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$newOptions[$key] = $value; |
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if (is_array($options[$key])) { |
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$newOptions[$key] = $this->renameRecursivelyKeys($options[$key]); |
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} |
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} |
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} |
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return $newOptions; |
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} |
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} |
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cmen /
CMENGoogleChartsBundle
