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| author | Nicolas Lœuillet <nicolas@loeuillet.org> | 2014-02-21 15:57:10 +0100 |
|---|---|---|
| committer | Nicolas Lœuillet <nicolas@loeuillet.org> | 2014-02-21 15:57:10 +0100 |
| commit | 99679d06884120c57f43b44e55e03595f1f87bed (patch) | |
| tree | a3f2a1aa1afdaeca1386d0c6e8a75344fd2241fb /inc/3rdparty/htmlpurifier/HTMLPurifier/AttrDef/Integer.php | |
| parent | 655214ab30ee84884dc408488b85586f36263fcb (diff) | |
| parent | d3b47e94705e17b3ba3529cbb1dc6efe69c5d2b7 (diff) | |
| download | wallabag-99679d06884120c57f43b44e55e03595f1f87bed.tar.gz wallabag-99679d06884120c57f43b44e55e03595f1f87bed.tar.zst wallabag-99679d06884120c57f43b44e55e03595f1f87bed.zip | |
Merge pull request #481 from wallabag/dev1.5.2
1.5.2
Diffstat (limited to 'inc/3rdparty/htmlpurifier/HTMLPurifier/AttrDef/Integer.php')
| -rw-r--r-- | inc/3rdparty/htmlpurifier/HTMLPurifier/AttrDef/Integer.php | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/inc/3rdparty/htmlpurifier/HTMLPurifier/AttrDef/Integer.php b/inc/3rdparty/htmlpurifier/HTMLPurifier/AttrDef/Integer.php new file mode 100644 index 00000000..c98376d7 --- /dev/null +++ b/inc/3rdparty/htmlpurifier/HTMLPurifier/AttrDef/Integer.php | |||
| @@ -0,0 +1,91 @@ | |||
| 1 | <?php | ||
| 2 | |||
| 3 | /** | ||
| 4 | * Validates an integer. | ||
| 5 | * @note While this class was modeled off the CSS definition, no currently | ||
| 6 | * allowed CSS uses this type. The properties that do are: widows, | ||
| 7 | * orphans, z-index, counter-increment, counter-reset. Some of the | ||
| 8 | * HTML attributes, however, find use for a non-negative version of this. | ||
| 9 | */ | ||
| 10 | class HTMLPurifier_AttrDef_Integer extends HTMLPurifier_AttrDef | ||
| 11 | { | ||
| 12 | |||
| 13 | /** | ||
| 14 | * Whether or not negative values are allowed. | ||
| 15 | * @type bool | ||
| 16 | */ | ||
| 17 | protected $negative = true; | ||
| 18 | |||
| 19 | /** | ||
| 20 | * Whether or not zero is allowed. | ||
| 21 | * @type bool | ||
| 22 | */ | ||
| 23 | protected $zero = true; | ||
| 24 | |||
| 25 | /** | ||
| 26 | * Whether or not positive values are allowed. | ||
| 27 | * @type bool | ||
| 28 | */ | ||
| 29 | protected $positive = true; | ||
| 30 | |||
| 31 | /** | ||
| 32 | * @param $negative Bool indicating whether or not negative values are allowed | ||
| 33 | * @param $zero Bool indicating whether or not zero is allowed | ||
| 34 | * @param $positive Bool indicating whether or not positive values are allowed | ||
| 35 | */ | ||
| 36 | public function __construct($negative = true, $zero = true, $positive = true) | ||
| 37 | { | ||
| 38 | $this->negative = $negative; | ||
| 39 | $this->zero = $zero; | ||
| 40 | $this->positive = $positive; | ||
| 41 | } | ||
| 42 | |||
| 43 | /** | ||
| 44 | * @param string $integer | ||
| 45 | * @param HTMLPurifier_Config $config | ||
| 46 | * @param HTMLPurifier_Context $context | ||
| 47 | * @return bool|string | ||
| 48 | */ | ||
| 49 | public function validate($integer, $config, $context) | ||
| 50 | { | ||
| 51 | $integer = $this->parseCDATA($integer); | ||
| 52 | if ($integer === '') { | ||
| 53 | return false; | ||
| 54 | } | ||
| 55 | |||
| 56 | // we could possibly simply typecast it to integer, but there are | ||
| 57 | // certain fringe cases that must not return an integer. | ||
| 58 | |||
| 59 | // clip leading sign | ||
| 60 | if ($this->negative && $integer[0] === '-') { | ||
| 61 | $digits = substr($integer, 1); | ||
| 62 | if ($digits === '0') { | ||
| 63 | $integer = '0'; | ||
| 64 | } // rm minus sign for zero | ||
| 65 | } elseif ($this->positive && $integer[0] === '+') { | ||
| 66 | $digits = $integer = substr($integer, 1); // rm unnecessary plus | ||
| 67 | } else { | ||
| 68 | $digits = $integer; | ||
| 69 | } | ||
| 70 | |||
| 71 | // test if it's numeric | ||
| 72 | if (!ctype_digit($digits)) { | ||
| 73 | return false; | ||
| 74 | } | ||
| 75 | |||
| 76 | // perform scope tests | ||
| 77 | if (!$this->zero && $integer == 0) { | ||
| 78 | return false; | ||
| 79 | } | ||
| 80 | if (!$this->positive && $integer > 0) { | ||
| 81 | return false; | ||
| 82 | } | ||
| 83 | if (!$this->negative && $integer < 0) { | ||
| 84 | return false; | ||
| 85 | } | ||
| 86 | |||
| 87 | return $integer; | ||
| 88 | } | ||
| 89 | } | ||
| 90 | |||
| 91 | // vim: et sw=4 sts=4 | ||