PluginOutput: Relax html restrictions

modules/monitoring/application/views/helpers/PluginOutput.php

@@ -3,20 +3,13 @@
 
 use Icinga\Web\Dom\DomNodeIterator;
 use Icinga\Web\View;
-use Icinga\Module\Monitoring\Web\Helper\PluginOutputPurifier;
+use Icinga\Web\Helper\HtmlPurifier;
 
 /**
  * Plugin output renderer
  */
 class Zend_View_Helper_PluginOutput extends Zend_View_Helper_Abstract
 {
-    /**
-     * The return value of getPurifier()
-     *
-     * @var HTMLPurifier
-     */
-    protected static $purifier;
-
     /**
      * Patterns to be replaced in plain text plugin output
      *
@@ -107,7 +100,7 @@ class Zend_View_Helper_PluginOutput extends Zend_View_Helper_Abstract
             $output = preg_replace(
                 self::$htmlPatterns,
                 self::$htmlReplacements,
-                PluginOutputPurifier::process($output)
+                HtmlPurifier::process($output)
             );
             $isHtml = true;
         } else {

modules/monitoring/library/Monitoring/Web/Helper/PluginOutputPurifier.php

@@ -1,17 +0,0 @@
-<?php
-/* Icinga Web 2 | (c) 2018 Icinga Development Team | GPLv2+ */
-
-namespace Icinga\Module\Monitoring\Web\Helper;
-
-use Icinga\Web\Helper\HtmlPurifier;
-
-class PluginOutputPurifier extends HtmlPurifier
-{
-    protected function configure($config)
-    {
-        $config->set(
-            'HTML.Allowed',
-            'p,br,b,a[href|target],i,ul,ol,li,table,tr,th[colspan],td[colspan],div,span,*[class|style]'
-        );
-    }
-}