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Diffstat (limited to 'inc/3rdparty/htmlpurifier/HTMLPurifier/AttrDef/CSS/Length.php')
-rw-r--r--inc/3rdparty/htmlpurifier/HTMLPurifier/AttrDef/CSS/Length.php77
1 files changed, 77 insertions, 0 deletions
diff --git a/inc/3rdparty/htmlpurifier/HTMLPurifier/AttrDef/CSS/Length.php b/inc/3rdparty/htmlpurifier/HTMLPurifier/AttrDef/CSS/Length.php
new file mode 100644
index 00000000..88da41d9
--- /dev/null
+++ b/inc/3rdparty/htmlpurifier/HTMLPurifier/AttrDef/CSS/Length.php
@@ -0,0 +1,77 @@
1<?php
2
3/**
4 * Represents a Length as defined by CSS.
5 */
6class HTMLPurifier_AttrDef_CSS_Length extends HTMLPurifier_AttrDef
7{
8
9 /**
10 * @type HTMLPurifier_Length|string
11 */
12 protected $min;
13
14 /**
15 * @type HTMLPurifier_Length|string
16 */
17 protected $max;
18
19 /**
20 * @param HTMLPurifier_Length|string $min Minimum length, or null for no bound. String is also acceptable.
21 * @param HTMLPurifier_Length|string $max Maximum length, or null for no bound. String is also acceptable.
22 */
23 public function __construct($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
29 /**
30 * @param string $string
31 * @param HTMLPurifier_Config $config
32 * @param HTMLPurifier_Context $context
33 * @return bool|string
34 */
35 public function validate($string, $config, $context)
36 {
37 $string = $this->parseCDATA($string);
38
39 // Optimizations
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}
76
77// vim: et sw=4 sts=4