: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, 56 deletions

diff --git a/library/HTMLPurifier/AttrDef/HTML/Length.php b/library/HTMLPurifier/AttrDef/HTML/Length.php
deleted file mode 100644
index 1c4006fbb..000000000
--- a/library/HTMLPurifier/AttrDef/HTML/Length.php
+++ /dev/null
@@ -1,56 +0,0 @@
-<?php
-
-/**
- * Validates the HTML type length (not to be confused with CSS's length).
- *
- * This accepts integer pixels or percentages as lengths for certain
- * HTML attributes.
- */
-
-class HTMLPurifier_AttrDef_HTML_Length extends HTMLPurifier_AttrDef_HTML_Pixels
-{
-
-    /**
-     * @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 === '') {
-            return false;
-        }
-
-        $parent_result = parent::validate($string, $config, $context);
-        if ($parent_result !== false) {
-            return $parent_result;
-        }
-
-        $length = strlen($string);
-        $last_char = $string[$length - 1];
-
-        if ($last_char !== '%') {
-            return false;
-        }
-
-        $points = substr($string, 0, $length - 1);
-
-        if (!is_numeric($points)) {
-            return false;
-        }
-
-        $points = (int)$points;
-
-        if ($points < 0) {
-            return '0%';
-        }
-        if ($points > 100) {
-            return '100%';
-        }
-        return ((string)$points) . '%';
-    }
-}
-
-// vim: et sw=4 sts=4