: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, 76 deletions

diff --git a/library/HTMLPurifier/AttrDef/HTML/Pixels.php b/library/HTMLPurifier/AttrDef/HTML/Pixels.php
deleted file mode 100644
index a1d019e09..000000000
--- a/library/HTMLPurifier/AttrDef/HTML/Pixels.php
+++ /dev/null
@@ -1,76 +0,0 @@
-<?php
-
-/**
- * Validates an integer representation of pixels according to the HTML spec.
- */
-class HTMLPurifier_AttrDef_HTML_Pixels extends HTMLPurifier_AttrDef
-{
-
-    /**
-     * @type int
-     */
-    protected $max;
-
-    /**
-     * @param int $max
-     */
-    public function __construct($max = null)
-    {
-        $this->max = $max;
-    }
-
-    /**
-     * @param string $string
-     * @param HTMLPurifier_Config $config
-     * @param HTMLPurifier_Context $context
-     * @return bool|string
-     */
-    public function validate($string, $config, $context)
-    {
-        $string = trim($string);
-        if ($string === '0') {
-            return $string;
-        }
-        if ($string === '') {
-            return false;
-        }
-        $length = strlen($string);
-        if (substr($string, $length - 2) == 'px') {
-            $string = substr($string, 0, $length - 2);
-        }
-        if (!is_numeric($string)) {
-            return false;
-        }
-        $int = (int)$string;
-
-        if ($int < 0) {
-            return '0';
-        }
-
-        // upper-bound value, extremely high values can
-        // crash operating systems, see <http://ha.ckers.org/imagecrash.html>
-        // WARNING, above link WILL crash you if you're using Windows
-
-        if ($this->max !== null && $int > $this->max) {
-            return (string)$this->max;
-        }
-        return (string)$int;
-    }
-
-    /**
-     * @param string $string
-     * @return HTMLPurifier_AttrDef
-     */
-    public function make($string)
-    {
-        if ($string === '') {
-            $max = null;
-        } else {
-            $max = (int)$string;
-        }
-        $class = get_class($this);
-        return new $class($max);
-    }
-}
-
-// vim: et sw=4 sts=4