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<?php |
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/** |
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* @package s9e\TextFormatter |
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* @copyright Copyright (c) 2010-2017 The s9e Authors |
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* @license http://www.opensource.org/licenses/mit-license.php The MIT License |
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*/ |
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namespace s9e\TextFormatter\Parser\AttributeFilters; |
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use s9e\TextFormatter\Parser\Logger; |
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class NumericFilter |
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{ |
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/** |
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* Filter a float value |
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* |
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* @param string $attrValue Original value |
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* @return mixed Filtered value, or FALSE if invalid |
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*/ |
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public static function filterFloat($attrValue) |
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{ |
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return filter_var($attrValue, FILTER_VALIDATE_FLOAT); |
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} |
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/** |
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* Filter an int value |
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* |
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* @param string $attrValue Original value |
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* @return mixed Filtered value, or FALSE if invalid |
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*/ |
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public static function filterInt($attrValue) |
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{ |
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return filter_var($attrValue, FILTER_VALIDATE_INT); |
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} |
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/** |
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* Filter a range value |
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* |
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* @param string $attrValue Original value |
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* @param integer $min Minimum value |
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* @param integer $max Maximum value |
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* @param Logger $logger Parser's Logger instance |
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* @return mixed Filtered value, or FALSE if invalid |
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*/ |
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public static function filterRange($attrValue, $min, $max, Logger $logger = null) |
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{ |
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$attrValue = filter_var($attrValue, FILTER_VALIDATE_INT); |
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if ($attrValue === false) |
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{ |
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return false; |
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} |
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if ($attrValue < $min) |
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{ |
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if (isset($logger)) |
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{ |
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$logger->warn( |
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'Value outside of range, adjusted up to min value', |
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[ |
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'attrValue' => $attrValue, |
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'min' => $min, |
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'max' => $max |
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] |
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); |
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} |
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return $min; |
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} |
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if ($attrValue > $max) |
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{ |
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if (isset($logger)) |
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{ |
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$logger->warn( |
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'Value outside of range, adjusted down to max value', |
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[ |
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'attrValue' => $attrValue, |
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'min' => $min, |
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'max' => $max |
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] |
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); |
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} |
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return $max; |
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} |
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return $attrValue; |
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} |
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/** |
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* Filter a uint value |
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* |
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* @param string $attrValue Original value |
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* @return mixed Filtered value, or FALSE if invalid |
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*/ |
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public static function filterUint($attrValue) |
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{ |
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return filter_var($attrValue, FILTER_VALIDATE_INT, [ |
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'options' => ['min_range' => 0] |
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]); |
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} |
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} |
s9e /
TextFormatter
