: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, 101 deletions

diff --git a/library/HTMLPurifier/Injector/RemoveEmpty.php b/library/HTMLPurifier/Injector/RemoveEmpty.php
deleted file mode 100644
index cd885722e..000000000
--- a/library/HTMLPurifier/Injector/RemoveEmpty.php
+++ /dev/null
@@ -1,101 +0,0 @@
-<?php
-
-class HTMLPurifier_Injector_RemoveEmpty extends HTMLPurifier_Injector
-{
-    /**
-     * @type HTMLPurifier_Context
-     */
-    private $context;
-
-    /**
-     * @type HTMLPurifier_Config
-     */
-    private $config;
-
-    /**
-     * @type HTMLPurifier_AttrValidator
-     */
-    private $attrValidator;
-
-    /**
-     * @type bool
-     */
-    private $removeNbsp;
-
-    /**
-     * @type bool
-     */
-    private $removeNbspExceptions;
-
-    /**
-     * @type array
-     * TODO: make me configurable
-     */
-    private $_exclude = array('colgroup' => 1, 'th' => 1, 'td' => 1, 'iframe' => 1);
-
-    /**
-     * @param HTMLPurifier_Config $config
-     * @param HTMLPurifier_Context $context
-     * @return void
-     */
-    public function prepare($config, $context)
-    {
-        parent::prepare($config, $context);
-        $this->config = $config;
-        $this->context = $context;
-        $this->removeNbsp = $config->get('AutoFormat.RemoveEmpty.RemoveNbsp');
-        $this->removeNbspExceptions = $config->get('AutoFormat.RemoveEmpty.RemoveNbsp.Exceptions');
-        $this->attrValidator = new HTMLPurifier_AttrValidator();
-    }
-
-    /**
-     * @param HTMLPurifier_Token $token
-     */
-    public function handleElement(&$token)
-    {
-        if (!$token instanceof HTMLPurifier_Token_Start) {
-            return;
-        }
-        $next = false;
-        $deleted = 1; // the current tag
-        for ($i = count($this->inputZipper->back) - 1; $i >= 0; $i--, $deleted++) {
-            $next = $this->inputZipper->back[$i];
-            if ($next instanceof HTMLPurifier_Token_Text) {
-                if ($next->is_whitespace) {
-                    continue;
-                }
-                if ($this->removeNbsp && !isset($this->removeNbspExceptions[$token->name])) {
-                    $plain = str_replace("\xC2\xA0", "", $next->data);
-                    $isWsOrNbsp = $plain === '' || ctype_space($plain);
-                    if ($isWsOrNbsp) {
-                        continue;
-                    }
-                }
-            }
-            break;
-        }
-        if (!$next || ($next instanceof HTMLPurifier_Token_End && $next->name == $token->name)) {
-            if (isset($this->_exclude[$token->name])) {
-                return;
-            }
-            $this->attrValidator->validateToken($token, $this->config, $this->context);
-            $token->armor['ValidateAttributes'] = true;
-            if (isset($token->attr['id']) || isset($token->attr['name'])) {
-                return;
-            }
-            $token = $deleted + 1;
-            for ($b = 0, $c = count($this->inputZipper->front); $b < $c; $b++) {
-                $prev = $this->inputZipper->front[$b];
-                if ($prev instanceof HTMLPurifier_Token_Text && $prev->is_whitespace) {
-                    continue;
-                }
-                break;
-            }
-            // This is safe because we removed the token that triggered this.
-            $this->rewindOffset($b+$deleted);
-            return;
-        }
-    }
-}
-
-// vim: et sw=4 sts=4