: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, 48 deletions

diff --git a/library/HTMLPurifier/AttrTransform/ImgRequired.php b/library/HTMLPurifier/AttrTransform/ImgRequired.php
deleted file mode 100644
index 7df6cb3e1..000000000
--- a/library/HTMLPurifier/AttrTransform/ImgRequired.php
+++ /dev/null
@@ -1,48 +0,0 @@
-<?php
-
-// must be called POST validation
-
-/**
- * Transform that supplies default values for the src and alt attributes
- * in img tags, as well as prevents the img tag from being removed
- * because of a missing alt tag. This needs to be registered as both
- * a pre and post attribute transform.
- */
-class HTMLPurifier_AttrTransform_ImgRequired extends HTMLPurifier_AttrTransform
-{
-
-    /**
-     * @param array $attr
-     * @param HTMLPurifier_Config $config
-     * @param HTMLPurifier_Context $context
-     * @return array
-     */
-    public function transform($attr, $config, $context)
-    {
-        $src = true;
-        if (!isset($attr['src'])) {
-            if ($config->get('Core.RemoveInvalidImg')) {
-                return $attr;
-            }
-            $attr['src'] = $config->get('Attr.DefaultInvalidImage');
-            $src = false;
-        }
-
-        if (!isset($attr['alt'])) {
-            if ($src) {
-                $alt = $config->get('Attr.DefaultImageAlt');
-                if ($alt === null) {
-                    // truncate if the alt is too long
-                    $attr['alt'] = substr(basename($attr['src']), 0, 40);
-                } else {
-                    $attr['alt'] = $alt;
-                }
-            } else {
-                $attr['alt'] = $config->get('Attr.DefaultInvalidImageAlt');
-            }
-        }
-        return $attr;
-    }
-}
-
-// vim: et sw=4 sts=4