dwoo-project / dwoo

lib/Dwoo/Plugins/Functions/PluginDateFormat.php

<?php
/**
 * Copyright (c) 2013-2016
 *
 * @category  Library
 * @package   Dwoo\Plugins\Functions
 * @author    Jordi Boggiano <j.boggiano@seld.be>
 * @author    David Sanchez <david38sanchez@gmail.com>
 * @copyright 2008-2013 Jordi Boggiano
 * @copyright 2013-2016 David Sanchez
 * @license   http://dwoo.org/LICENSE Modified BSD License
 * @version   1.3.0
 * @date      2016-09-19
 * @link      http://dwoo.org/
 */

namespace Dwoo\Plugins\Functions;

use Dwoo\Core;

/**
 * Formats a date
 * <pre>
 *  * value : the date, as a unix timestamp, mysql datetime or whatever strtotime() can parse
 *  * format : output format, see {@link http://php.net/strftime} for details
 *  * default : a default timestamp value, if the first one is empty
 * </pre>
 * This software is provided 'as-is', without any express or implied warranty.
 * In no event will the authors be held liable for any damages arising from the use of this software.
 */
function PluginDateFormat(Core $dwoo, $value, $format = '%b %e, %Y', $default = null)

The parameter $dwoo is not used and could be removed.

{
    if (!empty($value)) {
        // convert if it's not a valid unix timestamp
        if (preg_match('#^-?\d{1,10}$#', $value) === 0) {
            $value = strtotime($value);
        }
    } elseif (!empty($default)) {
        // convert if it's not a valid unix timestamp
        if (preg_match('#^-?\d{1,10}$#', $default) === 0) {
            $value = strtotime($default);
        } else {
            $value = $default;
        }
    } else {
        return '';
    }

    // Credits for that windows compat block to Monte Ohrt who made smarty's date_format plugin
    if (DIRECTORY_SEPARATOR == '\\') {
        $_win_from = array(
            '%D',
            '%h',
            '%n',
            '%r',
            '%R',
            '%t',
            '%T'
        );
        $_win_to   = array(
            '%m/%d/%y',
            '%b',
            "\n",
            '%I:%M:%S %p',
            '%H:%M',
            "\t",
            '%H:%M:%S'
        );
        if (strpos($format, '%e') !== false) {
            $_win_from[] = '%e';
            $_win_to[]   = sprintf('%\' 2d', date('j', $value));
        }
        if (strpos($format, '%l') !== false) {
            $_win_from[] = '%l';
            $_win_to[]   = sprintf('%\' 2d', date('h', $value));
        }
        $format = str_replace($_win_from, $_win_to, $format);
    }

    return strftime($format, $value);
}