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<?php |
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namespace Sirius\Validation\Rule\Upload; |
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use Sirius\Validation\Rule\AbstractRule; |
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class Size extends AbstractRule |
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{ |
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const OPTION_SIZE = 'size'; |
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const MESSAGE = 'The file should not exceed {size}'; |
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const LABELED_MESSAGE = '{label} should not exceed {size}'; |
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protected $options = array( |
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self::OPTION_SIZE => '2M' |
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); |
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protected function normalizeSize($size) |
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{ |
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$units = array( 'B' => 0, 'K' => 1, 'M' => 2, 'G' => 3 ); |
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$unit = strtoupper(substr($size, strlen($size) - 1, 1)); |
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if (! isset($units[$unit])) { |
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$normalizedSize = filter_var($size, FILTER_SANITIZE_NUMBER_INT); |
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} else { |
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$size = filter_var(substr($size, 0, strlen($size) - 1), FILTER_SANITIZE_NUMBER_FLOAT); |
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$normalizedSize = $size * pow(1024, $units[$unit]); |
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} |
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return $normalizedSize; |
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} |
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public function validate($value, $valueIdentifier = null) |
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{ |
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$this->value = $value; |
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if (! is_array($value) || ! isset($value['tmp_name'])) { |
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$this->success = false; |
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} elseif (! file_exists($value['tmp_name'])) { |
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$this->success = $value['error'] === UPLOAD_ERR_NO_FILE; |
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} else { |
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$fileSize = @filesize($value['tmp_name']); |
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$limit = $this->normalizeSize($this->options[self::OPTION_SIZE]); |
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$this->success = $fileSize && $fileSize <= $limit; |
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} |
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return $this->success; |
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} |
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} |
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siriusphp /
validation
