Rename internal HtmLawed, reduce CS diff and upgrade it

Editor/Field.php

@@ -17,7 +17,7 @@
 use DataTables\Database;
 use DataTables\Database\Query;
 use DataTables\Editor;
-use DataTables\HtmLawed\Htmlaw;
+use DataTables\HtmLawed\HtmLawedVanillaWrapper;
 
 /**
  * Field definitions for the DataTables Editor.
@@ -843,15 +843,15 @@ public function xssSafety($val)
 			foreach ($val as $individual) {
 				$res[] = $xss ?
 					$xss($individual) :
-					Htmlaw::filter($individual);
+					HtmLawedVanillaWrapper::filter($individual);
 			}
 
 			return $res;
 		}
 
 		return $xss ?
 			$xss($val) :
-			Htmlaw::filter($val);
+			HtmLawedVanillaWrapper::filter($val);
 	}
 
 	/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *

HtmLawed/HtmLawedVanillaWrapper.php

@@ -0,0 +1,99 @@
+<?php
+
+// Downloaded from https://github.com/vanilla/htmlawed/blob/v2.2.15/src/Htmlawed.php
+// with the following modifications:
+// 1. add `DataTables\HtmLawed` namespace
+// 2. rename class name from `Htmlawed` to `HtmLawedVanillaWrapper`
+// 3. readd PHP 5.3 support - change `[]` array constructor syntax to `array()`
+// 4. remove https://github.com/vanilla/htmlawed/blob/v2.2.15/src/Htmlawed.php#L45 line
+// 5. update `htmLawed` call on https://github.com/vanilla/htmlawed/blob/v2.2.15/src/Htmlawed.php#L59 line to `HtmLawed::hl`
+// 6. add missing `string` type to phpdoc on https://github.com/vanilla/htmlawed/blob/v2.2.15/src/Htmlawed.php#L66 line
+
+/**
+ * @author Todd Burry <[email protected]>
+ * @copyright 2009-2014 Vanilla Forums Inc.
+ * @license LGPL-3.0
+ */
+
+namespace DataTables\HtmLawed;
+
+/**
+ * A class wrapper for the htmLawed library.
+ */
+class HtmLawedVanillaWrapper {
+    /// Methods ///
+
+    public static $defaultConfig = array(
+        'anti_link_spam' => array('`.`', ''),
+        'balance' => 1,
+        'cdata' => 3,
+        'safe' => 1,
+        'comment' => 1,
+        'css_expression' => 0,
+        'deny_attribute' => 'on*,style',
+        'direct_list_nest' => 1,
+        'elements' => '*-applet-button-form-input-textarea-iframe-script-style-embed-object',
+        'keep_bad' => 0,
+        'schemes' => 'classid:clsid; href: aim, feed, file, ftp, gopher, http, https, irc, mailto, news, nntp, sftp, ssh, telnet; style: nil; *:file, http, https', // clsid allowed in class
+        'unique_ids' => 0,
+        'valid_xhtml' => 0,
+    );
+
+    public static $defaultSpec = array(
+        'object=-classid-type, -codebase',
+        'embed=type(oneof=application/x-shockwave-flash)'
+    );
+
+    /**
+     * Filters a string of html with the htmLawed library.
+     *
+     * @param string $html The text to filter.
+     * @param array|null $config Config settings for the array.
+     * @param string|array|null $spec A specification to further limit the allowed attribute values in the html.
+     * @return string Returns the filtered html.
+     * @see http://www.bioinformatics.org/phplabware/internal_utilities/htmLawed/htmLawed_README.htm
+     */
+    public static function filter($html, array $config = null, $spec = null) {
+        if ($config === null) {
+            $config = self::$defaultConfig;
+        }
+
+        if (isset($config['spec']) && !$spec) {
+            $spec = $config['spec'];
+        }
+
+        if ($spec === null) {
+            $spec = static::$defaultSpec;
+        }
+
+        return HtmLawed::hl($html, $config, $spec);
+    }
+
+
+    /**
+     * Filter a string of html so that it can be put into an rss feed.
+     *
+     * @param string $html The html text to fitlter.
+     * @return string Returns the filtered html.
+     * @see Htmlawed::filter().
+     */
+    public static function filterRSS($html) {
+        $config = array(
+            'anti_link_spam' => array('`.`', ''),
+            'comment' => 1,
+            'cdata' => 3,
+            'css_expression' => 1,
+            'deny_attribute' => 'on*,style,class',
+            'elements' => '*-applet-form-input-textarea-iframe-script-style-object-embed-comment-link-listing-meta-noscript-plaintext-xmp',
+            'keep_bad' => 0,
+            'schemes' => 'classid:clsid; href: aim, feed, file, ftp, gopher, http, https, irc, mailto, news, nntp, sftp, ssh, telnet; style: nil; *:file, http, https', // clsid allowed in class
+            'valid_xhtml' => 1,
+            'balance' => 1
+        );
+        $spec = static::$defaultSpec;
+
+        $result = static::filter($html, $config, $spec);
+
+        return $result;
+    }
+}