Discuz getfocus_rand函数 随机抽取站长推荐条目
/**
* 随机取出一个站长推荐的条目
* @param $module 当前模块
* @return array
*/
function getfocus_rand($module) {
global $_G;
if(empty($_G['setting']['focus']) || !array_key_exists($module, $_G['setting']['focus']) || !empty($_G['cookie']['nofocus_'.$module]) || !$_G['setting']['focus'][$module]) {
return null;
}
loadcache('focus');
if(empty($_G['cache']['focus']['data']) || !is_array($_G['cache']['focus']['data'])) {
return null;
}
$focusid = $_G['setting']['focus'][$module]['focus'][$module])];
return $focusid;
}
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