libs/plugins/modifier.debug_print_var.php

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


/**
 * Smarty debug_print_var modifier plugin
 *
 * Type:     modifier<br>
 * Name:     debug_print_var<br>
 * 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" => '<i>\n</i>',
        "\r" => '<i>\r</i>',
        "\t" => '<i>\t</i>'
    );

    switch (gettype($var)) {
        case 'array' :
            $results = '<b>Array (' . count($var) . ')</b>';
            foreach ($var as $curr_key => $curr_val) {
                $results .= '<br>' . str_repeat('&nbsp;', $depth * 2)
                    . '<b>' . strtr($curr_key, $_replace) . '</b> =&gt; '
                    . smarty_modifier_debug_print_var($curr_val, ++$depth, $length);
                    $depth--;
            }
            break;
        case 'object' :
            $object_vars = get_object_vars($var);
            $results = '<b>' . get_class($var) . ' Object (' . count($object_vars) . ')</b>';
            foreach ($object_vars as $curr_key => $curr_val) {
                $results .= '<br>' . str_repeat('&nbsp;', $depth * 2)
                    . '<b> -&gt;' . strtr($curr_key, $_replace) . '</b> = '
                    . smarty_modifier_debug_print_var($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 {