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

/**
 * Smarty debug_print_var modifier plugin
 *
 * Type: modifier 
 * Name: debug_print_var 
 * Purpose: formats variable contents for display in the console
 * @link http://smarty.php.net/manual/en/language.modifier.debug.print.var.php
 * debug_print_var (Smarty online manual)
 * @author Monte Ohrt <monte at ohrt dot com>
 * @param array|object
 * @param integer
 * @param integer
 * @return string
 */
function smarty_modifier_debug_print_var($var, $depth = 0, $length = 40)
{
 $_replace = array(
 "\n" => '\n',
 "\r" => '\r',
 "\t" => '\t'
 );

switch (gettype($var)) {
 case 'array' :
 $results = 'Array (' . count($var) . ')';
 foreach ($var as $curr_key => $curr_val) {
 $results .= ' ' . str_repeat(' ', $depth * 2)
 . '' . strtr($curr_key, $_replace) . ' => '
 . smarty_modifier_debug_print_var($curr_val, ++$depth, $length);
 $depth--;
 }
 break;
 case 'object' :
 $object_vars = get_object_vars($var);
 $results = '' . get_class($var) . ' Object (' . count($object_vars) . ')';
 foreach ($object_vars as $curr_key => $curr_val) {
 $results .= ' ' . str_repeat(' ', $depth * 2)
 . ' ->' . strtr($curr_key, $_replace) . ' = '
 . smarty_modifier_debug_print_var($curr_val, ++$depth, $length);
 $depth--;
 }
 break;
 case 'boolean' :
 case 'NULL' :
 case 'resource' :
 if (true === $var) {
 $results = 'true';
 } elseif (false === $var) {
 $results = 'false';
 } elseif (null === $var) {
 $results = 'null';
 } else {
 $results = htmlspecialchars((string) $var);
 }
 $results = '' . $results . '';
 break;
 case 'integer' :
 case 'float' :
 $results = htmlspecialchars((string) $var);
 break;
 case 'string' :
 $results = strtr($var, $_replace);
 if (strlen($var) > $length ) {
 $results = substr($var, 0, $length - 3) . '...';
 }
 $results = htmlspecialchars('"' . $results . '"');
 break;
 case 'unknown type' :
 default :
 $results = strtr((string) $var, $_replace);
 if (strlen($results) > $length ) {
 $results = substr($results, 0, $length - 3) . '...';
 }
 $results = htmlspecialchars($results);
 }

return $results;
}

/* vim: set expandtab: */