--- /dev/null
+<?php
+/**
+ * Smarty plugin
+ *
+ * @package Smarty
+ * @subpackage PluginsModifierCompiler
+ */
+
+/**
+ * Smarty count_sentences modifier plugin
+ * Type: modifier<br>
+ * Name: count_sentences
+ * Purpose: count the number of sentences in a text
+ *
+ * @link http://www.smarty.net/manual/en/language.modifier.count.paragraphs.php
+ * count_sentences (Smarty online manual)
+ * @author Uwe Tews
+ *
+ * @param array $params parameters
+ *
+ * @return string with compiled code
+ */
+function smarty_modifiercompiler_count_sentences($params)
+{
+ // find periods, question marks, exclamation marks with a word before but not after.
+ return 'preg_match_all("#\w[\.\?\!](\W|$)#S' . Smarty::$_UTF8_MODIFIER . '", ' . $params[ 0 ] . ', $tmp)';
+}