add strip block function file to repository

libs/plugins/block.strip.php

@@ -0,0 +1,30 @@
+<?php
+/**
+ * Smarty plugin
+ * @package Smarty
+ * @subpackage plugins
+ */
+
+/**
+ * Smarty textformat plugin
+ *
+ * Type:     block function<br>
+ * Name:     strip<br>
+ * Purpose:  strip unwanted white space from text<br>
+ *
+ */
+function smarty_block_strip($params, $content, &$this)
+{
+	/* Reformat data between 'strip' and '/strip' tags, removing spaces, tabs and newlines. */
+	$_strip_search = array(
+		"![\t ]+$|^[\t ]+!m", // remove leading/trailing space chars
+		'%[\r\n]+%m'); // remove CRs and newlines
+	$_strip_replace = array(
+		'',
+		'');
+	return preg_replace($_strip_search, $_strip_replace, $content);
+}
+
+/* vim: set expandtab: */
+
+?>