[Comoblog-commit] comoblog/include libraries.inc.php,1.1.1.1,1.2

[Mark W. \(a. serialmonkey\) <mar...@us...>]

Update of /cvsroot/comoblog/comoblog/include
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv25544/include

Modified Files:
	libraries.inc.php 
Log Message:
Move filter_html code into core library

Index: libraries.inc.php
===================================================================
RCS file: /cvsroot/comoblog/comoblog/include/libraries.inc.php,v
retrieving revision 1.1.1.1
retrieving revision 1.2
diff -u -d -r1.1.1.1 -r1.2
--- libraries.inc.php	16 Aug 2005 05:49:46 -0000	1.1.1.1
+++ libraries.inc.php	5 Oct 2005 01:38:32 -0000	1.2
@@ -470,7 +470,39 @@
    return ($contents);
 }
 
+function filter_html($body)
+{  
+    $search = array ("'<script[^>]*?>.*?</script>'si",  // Strip out javascript
+                 "'<[\/\!]*?[^<>]*?>'si",          // Strip out HTML tags
+                 "'([\r\n])[\s]+'",                // Strip out white space
+                 "'&(quot|#34);'i",                // Replace HTML entities
+                 "'&(amp|#38);'i",
+                 "'&(lt|#60);'i",
+                 "'&(gt|#62);'i",
+                 "'&(nbsp|#160);'i",
+                 "'&(iexcl|#161);'i",
+                 "'&(cent|#162);'i",
+                 "'&(pound|#163);'i",
+                 "'&(copy|#169);'i",
+                 "'&#(\d+);'e");                    // evaluate as php
+
+    $replace = array ("",
+                 "",
+                 " ",
+                 "\"",
+                 "&",
+                 "<",
+                 ">",
+                 " ",
+                 chr(161),
+                 chr(162),
+                 chr(163),
+                 chr(169),
+                 "chr(\\1)");
 
+    $body = preg_replace($search, $replace, $body);
+    return $body;
+}          
 
 function create_thumbnail ($img_id, $img_ext, $maxwidth, $maxheight, $gd_version) {