| 1: | <?php | 
| 2: |  | 
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| 6: | class HTMLPurifier_AttrDef_CSS_Length extends HTMLPurifier_AttrDef | 
| 7: | { | 
| 8: |  | 
| 9: |  | 
| 10: |  | 
| 11: |  | 
| 12: | protected $min; | 
| 13: |  | 
| 14: |  | 
| 15: |  | 
| 16: |  | 
| 17: | protected $max; | 
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| 23: | public function __construct($min = null, $max = null) | 
| 24: | { | 
| 25: | $this->min = $min !== null ? HTMLPurifier_Length::make($min) : null; | 
| 26: | $this->max = $max !== null ? HTMLPurifier_Length::make($max) : null; | 
| 27: | } | 
| 28: |  | 
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| 35: | public function validate($string, $config, $context) | 
| 36: | { | 
| 37: | $string = $this->parseCDATA($string); | 
| 38: |  | 
| 39: |  | 
| 40: | if ($string === '') { | 
| 41: | return false; | 
| 42: | } | 
| 43: | if ($string === '0') { | 
| 44: | return '0'; | 
| 45: | } | 
| 46: | if (strlen($string) === 1) { | 
| 47: | return false; | 
| 48: | } | 
| 49: |  | 
| 50: | $length = HTMLPurifier_Length::make($string); | 
| 51: | if (!$length->isValid()) { | 
| 52: | return false; | 
| 53: | } | 
| 54: |  | 
| 55: | if ($this->min) { | 
| 56: | $c = $length->compareTo($this->min); | 
| 57: | if ($c === false) { | 
| 58: | return false; | 
| 59: | } | 
| 60: | if ($c < 0) { | 
| 61: | return false; | 
| 62: | } | 
| 63: | } | 
| 64: | if ($this->max) { | 
| 65: | $c = $length->compareTo($this->max); | 
| 66: | if ($c === false) { | 
| 67: | return false; | 
| 68: | } | 
| 69: | if ($c > 0) { | 
| 70: | return false; | 
| 71: | } | 
| 72: | } | 
| 73: | return $length->toString(); | 
| 74: | } | 
| 75: | } | 
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