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<?php |
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|
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namespace Rakit\Validation\Rules\Traits; |
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|
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use InvalidArgumentException; |
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|
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trait SizeTrait |
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{ |
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|
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/** |
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* Get size (int) value from given $value |
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* |
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* @param int|string $value |
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* @return float|false |
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*/ |
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protected function getValueSize($value) |
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{ |
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if ($this->getAttribute() |
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&& ($this->getAttribute()->hasRule('numeric') || $this->getAttribute()->hasRule('integer')) |
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&& is_numeric($value) |
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) { |
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$value = (float) $value; |
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} |
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|
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if (is_int($value) || is_float($value)) { |
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return (float) $value; |
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} elseif (is_string($value)) { |
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return (float) mb_strlen($value, 'UTF-8'); |
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} elseif ($this->isUploadedFileValue($value)) { |
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return (float) $value['size']; |
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} elseif (is_array($value)) { |
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return (float) count($value); |
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} else { |
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return false; |
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} |
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} |
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|
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/** |
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* Given $size and get the bytes |
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* |
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* @param string|int $size |
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* @return float |
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* @throws InvalidArgumentException |
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*/ |
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protected function getBytesSize($size) |
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{ |
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if (is_numeric($size)) { |
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return (float) $size; |
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} |
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|
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if (!is_string($size)) { |
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throw new InvalidArgumentException("Size must be string or numeric Bytes", 1); |
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} |
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|
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if (!preg_match("/^(?<number>((\d+)?\.)?\d+)(?<format>(B|K|M|G|T|P)B?)?$/i", $size, $match)) { |
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throw new InvalidArgumentException("Size is not valid format", 1); |
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} |
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|
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$number = (float) $match['number']; |
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$format = isset($match['format']) ? $match['format'] : ''; |
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|
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switch (strtoupper($format)) { |
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case "KB": |
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case "K": |
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return $number * 1024; |
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|
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case "MB": |
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case "M": |
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return $number * pow(1024, 2); |
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|
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case "GB": |
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case "G": |
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return $number * pow(1024, 3); |
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|
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case "TB": |
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case "T": |
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return $number * pow(1024, 4); |
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|
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case "PB": |
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case "P": |
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return $number * pow(1024, 5); |
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|
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default: |
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return $number; |
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} |
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} |
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|
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/** |
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* Check whether value is from $_FILES |
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* |
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* @param mixed $value |
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* @return bool |
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*/ |
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public function isUploadedFileValue($value): bool |
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{ |
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if (!is_array($value)) { |
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return false; |
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} |
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|
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$keys = ['name', 'type', 'tmp_name', 'size', 'error']; |
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foreach ($keys as $key) { |
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if (!array_key_exists($key, $value)) { |
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return false; |
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} |
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} |
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|
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return true; |
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} |
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} |
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|
