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<?php
/**
 * Smarty plugin
 *
 * @package Smarty
 * @subpackage PluginsModifierCompiler
 */

/**
 * Smarty count_paragraphs modifier plugin
 *
 * Type:     modifier<br>
 * Name:     count_paragraphs<br>
 * Purpose:  count the number of paragraphs in a text
 * @link http://smarty.php.net/manual/en/language.modifier.count.paragraphs.php
 *          count_paragraphs (Smarty online manual)
 * @author Uwe Tews 
 * @param array $params parameters
 * @return string with compiled code
 */
function smarty_modifiercompiler_count_paragraphs($params, $compiler)
{
    // count \r or \n characters
    return '(preg_match_all(\'#[\r\n]+#\', ' . $params[0] . ', $tmp)+1)';
}

?>