自定义函数使用与存放规则

函数文件存放路径：

/coreframe/extend/function/

定义文件名为：myname.func.php

完整的路径即为：/coreframe/extend/function/myname.func.php

只要将文件存放至此，系统自然会自动加载，无需做其他处理

下面给出一个自定义函数：

<?php
//+----------------------------------------------------------------------
// | wuzhicms [ 五指互联网站内容管理系统 ]
// | Copyright (c) 2014-2015 http://www.wuzhicms.com All rights reserved.
/ | Licensed ( http://www.wuzhicms.com/licenses/ )
// | Author: wangcanjia <phpip@qq.com>
//+----------------------------------------------------------------------
/**
 * 友好格式化时间
 * @param int $timestamp 时间
 * @param array $formats
 * @return string
 */
function time_format2($timestamp, $formats = null) {
    if ($formats == null) {
        $formats = array(
            'DAY'           => '%s天前',
            'DAY_HOUR'      => '%s天%s小时前',
            'HOUR'          => '%s小时',
            'HOUR_MINUTE'   => '%s小时%s分前',
            'MINUTE'        => '%s分钟前',
            'MINUTE_SECOND' => '%s分钟%s秒前',
            'SECOND'        => '%s秒前',
        );
    }
    /* 计算出时间差 */
    $seconds = time() - $timestamp;
    $minutes = floor($seconds / 60);
    $hours   = floor($minutes / 60);
    $days    = floor($hours / 24);
    if ($days > 0 && $days < 31) {
        $diffFormat = 'DAY';
    } elseif($days == 0) {
        $diffFormat = ($hours > 0) ? 'HOUR' : 'MINUTE';
        if ($diffFormat == 'HOUR') {
            $diffFormat .= ($minutes > 0 && ($minutes - $hours * 60) > 0) ? '_MINUTE' : '';
        } else {
            $diffFormat = (($seconds - $minutes * 60) > 0 && $minutes > 0)
                ? $diffFormat.'_SECOND' : 'SECOND';
        }
    }else{
        $diffFormat = 'TURE_DATE_TIME';//超出30天, 正常时间显示
    }
    $dateDiff = null;
    switch ($diffFormat) {
        case 'DAY':
            $dateDiff = sprintf($formats[$diffFormat], $days);
            break;
        case 'DAY_HOUR':
            $dateDiff = sprintf($formats[$diffFormat], $days, $hours - $days * 60);
            break;
        case 'HOUR':
            $dateDiff = sprintf($formats[$diffFormat], $hours);
            break;
        case 'HOUR_MINUTE':
            $dateDiff = sprintf($formats[$diffFormat], $hours, $minutes - $hours * 60);
            break;
        case 'MINUTE':
            $dateDiff = sprintf($formats[$diffFormat], $minutes);
            break;
        case 'MINUTE_SECOND':
            $dateDiff = sprintf($formats[$diffFormat], $minutes, $seconds - $minutes * 60);
            break;
        case 'SECOND':
            $dateDiff = sprintf($formats[$diffFormat], $seconds);
            break;
        default:
            $dateDiff = date('Y-m-d H:i:s',$timestamp);
    }
    return $dateDiff;
}

在模板文件中，可以直接通过：

{time_format2(‘时间戳’)}

直接使用