/include/function_cache.php

<?php

//2011.2.12

if(!defined('IN_CORP')) {

	exit('Access Denied');

}


//更新管理员用户缓存
function adminuser_cache(){
	global $db,$CACHE;
	$CACHE['adminuser'] = array();
	$user_tb = tname('user');
	$user_group_tb = tname('user_group');
	$query = $db -> query("SELECT * FROM $user_tb,$user_group_tb WHERE $user_tb . `uid` = $user_group_tb . `uid` AND `groupid` = 1");
	while ($value = $db->fetch_array($query)){
			$CACHE['adminuser'][] = $value;
	}
	cache_write('adminuser','CACHE[\'adminuser\']',$CACHE['adminuser']);
}





/*//更新配置文件

function config_cache() {

	global $db, $_SCONFIG;



	$_SCONFIG = array();

	$query = $db->query('SELECT * FROM '.tname('config'));

	while ($value = $db->fetch_array($query)) {

		if($value['var'] == 'privacy') {

			$value['value'] = empty($value['value'])?array():unserialize($value['value']);

		}

		$_SCONFIG[$value['var']] = $value['value'];

	}

	cache_write('config', '_SCONFIG', $_SCONFIG);

}



//更新用户组CACHE

function usergroup_cache() {

	global $db,$CACHE;



	$CACHE['usergroup'] = array();

	$highest = true;

	$lower = '';

	$query = $db->query('SELECT * FROM '.tname('usergroup').";");

	while ($group = $db->fetch_array($query)) {

		$CACHE['usergroup'][$group['groupid']] = $group;

	}

	cache_write('usergroup', "CACHE['usergroup']", $CACHE['usergroup']);

}



//更新词语屏蔽~

function censor_cache() {

	global $CACHE,$db;



	$CACHE['censor'] = $banned = $banwords = array();



	$censorarr = $db->fetch_first("SELECT value FROM ".tname("config")." WHERE var='censor'");

	//print_r($censorarr);

	$censorarr = explode("\n", $censorarr['value']);

	//print_r($censorarr);

	foreach($censorarr as $censor){

		$censor = trim($censor);

		if(empty($censor)) continue;



		list($find, $replace) = explode('=', $censor);

		$findword = $find;

		$find = preg_replace("/\\\{(\d+)\\\}/", ".{0,\\1}", preg_quote($find, '/'));

		switch($replace) {

			case '{BANNED}':

				$banwords[] = preg_replace("/\\\{(\d+)\\\}/", "*", preg_quote($findword, '/'));

				$banned[] = $find;

				break;

			default:

				$CACHE['censor']['filter']['find'][] = '/'.$find.'/i';

				$CACHE['censor']['filter']['replace'][] = $replace;

				break;

		}

	}

	if($banned) {

		$CACHE['censor']['banned'] = '/('.implode('|', $banned).')/i';

		$CACHE['censor']['banword'] = implode(', ', $banwords);

	}



	cache_write('censor', "CACHE['censor']", $CACHE['censor']);

}



//更新广告缓存

function ad_cache() {

	global $CACHE,$db;



	$CACHE['ad'] = array();

	$query = $db->query('SELECT adid, position FROM '.tname('ad')." WHERE system='1' AND available='1'");

	while ($value = $db->fetch_array($query)) {

		$CACHE['ad'][$value['pagetype']][] = $value['adid'];

	}

	cache_write('ad', "CACHE['ad']", $CACHE['ad']);

}



//更新隐私缓存

function privacy_cache() {

	global $CACHE,$db;



	$CACHE['privacy'] = array();

	$query = $db->query('SELECT * FROM '.tname('privacy').";");

	while ($value = $db->fetch_array($query)) {

		$CACHE['privacy'][$value['pid']] = $value;

	}

	cache_write('privacy', "CACHE['privacy']", $CACHE['privacy']);

}



//更新推荐用户缓存

function supUser_cache() {

	global $CACHE,$db;



	$CACHE['supUser'] = array();

	$query = $db->query('SELECT * FROM '.tname('user')." WHERE isup=1");

	while ($value = $db->fetch_array($query)) {

		$CACHE['supUser'][$value['uid']] = $value;

	}

	cache_write('supUser', "CACHE['supUser']", $CACHE['supUser']);

}



//更新超级管理员缓存

function supAdmin_cache() {

	global $CACHE,$db;



	$CACHE['supAdmin'] = array();

	$admins = get_alluser(-1);

	if($admins){

		foreach ($admins as $admin)

			$CACHE['supAdmin'][] = $admin['uid'];

	}

	cache_write('supAdmin', "CACHE['supAdmin']", $CACHE['supAdmin']);

}



//清空模板文件

function tpl_cache() {

	//include_once(CORP_ROOT.'./source/function_cp.php');

	$dir = CORP_ROOT.'./cache/templates';

	$files = sreaddir($dir);

	foreach ($files as $file) {

		@unlink($dir.'/'.$file);

	}

}



//递归清空目录

function deltreedir($dir) {

	$files = sreaddir($dir);

	foreach ($files as $file) {

		if(is_dir("$dir/$file")) {

			deltreedir("$dir/$file");

		} else {

			@unlink("$dir/$file");

		}

	}

}*/



/** 

* 函数名：function arrayeval(array $array,int $level)

* 功  能：将数组转为字符转

* 参  数：$array:待转化字符 $level：行前制表符个数

* 返回值：转化好的字符串

*/ 

function arrayeval($array, $level = 0) {

	$space = '';

	for($i = 0; $i <= $level; $i++) {

		$space .= "\t";

	}

	$evaluate = "Array\n$space(\n";

	$comma = $space;

	foreach($array as $key => $val) {

		$key = is_string($key) ? '\''.addcslashes($key, '\'\\').'\'' : $key;

		$val = !is_array($val) && (!preg_match("/^\-?\d+$/", $val) || strlen($val) > 12) ? '\''.addcslashes($val, '\'\\').'\'' : $val;

		if(is_array($val)) {

			$evaluate .= "$comma$key => ".arrayeval($val, $level + 1);

		} else {

			$evaluate .= "$comma$key => $val";

		}

		$comma = ",\n$space";

	}

	$evaluate .= "\n$space)";

	return $evaluate;

}



/** 

* 函数名：function cache_write(string $name, string $var, array $values)

* 功  能：写入缓存

* 参  数：$name:缓存文件名（前缀为data）$var：参数名 $values:需写入的数组

* 返回值：无

*/ 

function cache_write($name, $var, $values) {

	$cachefile = CORP_ROOT.'./cache/data_'.$name.'.php';

	$cachetext = "<?php\r\n".

		"if(!defined('IN_CORP')) exit('Access Denied');\r\n".

		'$'.$var.'='.arrayeval($values).

		"\r\n?>";

	if(!swritefile($cachefile, $cachetext)) {

		exit("File: $cachefile write error.");

	}

}


/** 

* 函数名：get_cache($name)

* 功  能：取缓存

* 参  数：$name:缓存文件名（前缀为data）$var：参数名 $values:需写入的数组

* 返回值：无

*/ 
function get_cache($name){
	global $CACHE;
	if(!file_exists(CORP_ROOT."./cache/data_$name.php")){
		$cache_name = $name.'_cache';
		$cache_name();
	}else{
		include_once CORP_ROOT."./cache/data_$name.php";
	}
}

/** 

* 函数名：update_cache($name)

* 功  能：更新缓存

* 参  数：$name:缓存文件名（前缀为data）$var：参数名 $values:需写入的数组

* 返回值：无

*/ 
function update_cache($name){
	global $CACHE;
	$cache_name = $name.'_cache';
	$cache_name();
}

?>