UCHome 网站首页index.php页面代码分析

<?php

02./*

03.    [UCenter Home] (C) 2007-2008 Comsenz Inc.

04.    $Id: index.php 2009-10-7 20:44:00

05.    @author ymaozi

06.    @copyright http://www.codedesign.cn

07.    @deprecated uchome源码交流ＱＱ群：83400173

08.*/

09. 

10.include_once('./common.php'); //引入公共文件

11. 

12.//is_numeric();检测变量是否为数字

13.if(is_numeric($_SERVER['QUERY_STRING'])) {

14.    showmessage('enter_the_space', "space.php?uid=$_SERVER[QUERY_STRING]", 0);

15.}

view sourceprint?

01.//二级域名

02.if(!isset($_GET['do']) && $_SCONFIG['allowdomain']) {

03.    $hostarr = explode('.', $_SERVER['HTTP_HOST']);

04.    $domainrootarr = explode('.', $_SCONFIG['domainroot']);

05.    if(count($hostarr) > 2 && count($hostarr) > count($domainrootarr) && $hostarr[0] != 'www' && !isholddomain($hostarr[0])) {

06.        showmessage('enter_the_space', $_SCONFIG['siteallurl'].'space.php?domain='.$hostarr[0], 0);

07.    }

08.}

09. 

10.if($_SGLOBAL['supe_uid']) {

11.    //已登录，直接跳转个人首页

12.    showmessage('enter_the_space', 'space.php?do=home', 0);

13.}

14. 

15.if(empty($_SCONFIG['networkpublic'])) { //是否公开”随便看看“页面

16. 

17.    $cachefile = S_ROOT.'./data/cache_index.txt'; //获取首页缓存文件

18.    $cachetime = @filemtime($cachefile); //缓存文件创建时间

19. 

20.    $spacelist = array();   //空间数组

21.    if($_SGLOBAL['timestamp'] - $cachetime > 900) {  //如果当前时间减去文件创建时间大于900秒

22.        //20位热门用户

23.        $query = $_SGLOBAL['db']->query("SELECT s.*, sf.resideprovince, sf.residecity

24.            FROM ".tname('space')." s

25.            LEFT JOIN ".tname('spacefield')." sf ON sf.uid=s.uid

26.            ORDER BY s.friendnum DESC LIMIT 0,20"); //通过好友数排序，取前20名

27.        while ($value = $_SGLOBAL['db']->fetch_array($query)) {

28.            $spacelist[] = $value;

29.        }

30.        swritefile($cachefile, serialize($spacelist)); //将空间数组通过serialize()转换成字符串后存入到文件中，作为缓存文件

31.    } else {

32.        $spacelist = unserialize(sreadfile($cachefile));//通过unserialize();将已序列化的字符串，转换成数组

33.    }

34. 

35.    //应用

36.    //获取安装的应用数

37.    $myappcount = 0;

38.    $myapplist = array();

39.    if($_SCONFIG['my_status']) {

40.        $myappcount = $_SGLOBAL['db']->result($_SGLOBAL['db']->query("SELECT COUNT(*) FROM ".tname('myapp')." WHERE flag>='0'"), 0);

41.        if($myappcount) {

42.            $query = $_SGLOBAL['db']->query("SELECT appid,appname FROM ".tname('myapp')." WHERE flag>=0 ORDER BY flag DESC, displayorder LIMIT 0,7");

43.            while ($value = $_SGLOBAL['db']->fetch_array($query)) {

44.                $myapplist[] = $value;

45.            }

46.        }

47.    }

48. 

49.    //实名

50.    foreach ($spacelist as $key => $value) {

51.        realname_set($value['uid'], $value['username'], $value['name'], $value['namestatus']); //如果姓名存在则获取姓名，否则获取用户名

52.    }

53.    //获取实名

54.    realname_get();

55. 

56.    $_TPL['css'] = 'network';//设置文件的css

57.    include_once template("index"); //引入模板文件

58.} else {    //如果不公开"随便看看",则直接引入network.php文件

59.    include_once(S_ROOT.'./source/network.php');

60.}

61. 

62.?>