:arrow_up: Update HTML Purifier library.

Updated HTML Purifier from 4.6.0 to 4.9.2 with better PHP7 compatibility.
Used composer to manage this library.

1 files changed, 0 insertions, 84 deletions

diff --git a/library/HTMLPurifier/AttrDef/CSS/Number.php b/library/HTMLPurifier/AttrDef/CSS/Number.php
deleted file mode 100644
index 8edc159e7..000000000
--- a/library/HTMLPurifier/AttrDef/CSS/Number.php
+++ /dev/null
@@ -1,84 +0,0 @@
-<?php
-
-/**
- * Validates a number as defined by the CSS spec.
- */
-class HTMLPurifier_AttrDef_CSS_Number extends HTMLPurifier_AttrDef
-{
-
-    /**
-     * Indicates whether or not only positive values are allowed.
-     * @type bool
-     */
-    protected $non_negative = false;
-
-    /**
-     * @param bool $non_negative indicates whether negatives are forbidden
-     */
-    public function __construct($non_negative = false)
-    {
-        $this->non_negative = $non_negative;
-    }
-
-    /**
-     * @param string $number
-     * @param HTMLPurifier_Config $config
-     * @param HTMLPurifier_Context $context
-     * @return string|bool
-     * @warning Some contexts do not pass $config, $context. These
-     *          variables should not be used without checking HTMLPurifier_Length
-     */
-    public function validate($number, $config, $context)
-    {
-        $number = $this->parseCDATA($number);
-
-        if ($number === '') {
-            return false;
-        }
-        if ($number === '0') {
-            return '0';
-        }
-
-        $sign = '';
-        switch ($number[0]) {
-            case '-':
-                if ($this->non_negative) {
-                    return false;
-                }
-                $sign = '-';
-            case '+':
-                $number = substr($number, 1);
-        }
-
-        if (ctype_digit($number)) {
-            $number = ltrim($number, '0');
-            return $number ? $sign . $number : '0';
-        }
-
-        // Period is the only non-numeric character allowed
-        if (strpos($number, '.') === false) {
-            return false;
-        }
-
-        list($left, $right) = explode('.', $number, 2);
-
-        if ($left === '' && $right === '') {
-            return false;
-        }
-        if ($left !== '' && !ctype_digit($left)) {
-            return false;
-        }
-
-        $left = ltrim($left, '0');
-        $right = rtrim($right, '0');
-
-        if ($right === '') {
-            return $left ? $sign . $left : '0';
-        } elseif (!ctype_digit($right)) {
-            return false;
-        }
-        return $sign . $left . '.' . $right;
-    }
-}
-
-// vim: et sw=4 sts=4