'fourthPrize'] = axz_drawWinners($userIds, $fourthPrizeCount);
}
return $result;
}
// 新增：带指定UID逻辑的抽奖函数（核心修改）
function axz_drawLottery_new($userIds, $item, $jp1_sl=0,$jp2_sl=0,$jp3_sl=0,$jp4_sl=0)
{
$result = array();
// 转一维数组（兼容db_sql_find的结果格式）
$uidPool = array_column($userIds, 'uid');
$totalUsers = count($uidPool);
$firstPrizeCount = (int)$jp1_sl;
$secondPrizeCount = (int)$jp2_sl;
$thirdPrizeCount = (int)$jp3_sl;
$fourthPrizeCount = (int)$jp4_sl;
// 检查总数量是否超过用户池（保留你原来的校验逻辑）
if ($firstPrizeCount + $secondPrizeCount + $thirdPrizeCount + $fourthPrizeCount > $totalUsers) {
return false;
}
// 封装：指定UID优先，无则随机
function drawPrizeWithSpecify(&$pool, $specifyUidStr, $count) {
$winners = [];
if($count <= 0) return $winners;
// 第一步：处理指定UID
if(!empty($specifyUidStr)) {
$specifyUids = explode(',', trim($specifyUidStr));
foreach($specifyUids as $uid) {
$uid = intval(trim($uid));
if($uid > 0 && count($winners) < $count && in_array($uid, $pool)) {
$winners[] = ['uid' => $uid];
// 从池子移除，避免重复中奖
$idx = array_search($uid, $pool);
if($idx !== false) unset($pool[$idx]);
$pool = array_values($pool); // 重置索引
}
}
}
// 第二步：指定UID不足，随机兜底（复用你原来的axz_drawWinners逻辑）
$needRand = $count - count($winners);
if($needRand > 0 && !empty($pool)) {
$randWinners = axz_drawWinners($pool, $needRand);
foreach($randWinners as $win) {
$winners[] = ['uid' => $win['uid'] ?? $win]; // 兼容格式
}
}
return $winners;
}
// 执行各奖项抽奖（读取指定UID字段）
$result['firstPrize'] = drawPrizeWithSpecify($uidPool, $item['jp1_uid'] ?? '', $firstPrizeCount);
$result['secondPrize'] = drawPrizeWithSpecify($uidPool, $item['jp2_uid'] ?? '', $secondPrizeCount);
$result['thirdPrize'] = drawPrizeWithSpecify($uidPool, $item['jp3_uid'] ?? '', $thirdPrizeCount);
$result['fourthPrize'] = drawPrizeWithSpecify($uidPool, $item['jp4_uid'] ?? '', $fourthPrizeCount);
return $result;
}
function axz_drawWinners(&$userIds, $count)
{
$winners = array();
for ($i = 0; $i < $count; $i++) {
// 从用户ID数组中随机选择一个用户
$randomIndex = array_rand($userIds);
$winnerId = $userIds[$randomIndex];
// 将中奖用户添加到结果数组中，并从原数组中移除
$winners[] = $winnerId;
unset($userIds[$randomIndex]);
$userIds = array_values($userIds); // 新增：重置索引，避免array_rand报错
}
return $winners;
}
function copy_message($id) {
// 从 xz_cjzs 表中查找指定 id 的记录
$cjlist = db_find_one('xz_cjzs', array('id' => $id));
if (!$cjlist) {
return [];
}
// 定义每页显示 200 条记录，当前页为第 1 页
$page = 1;
// 从 post 表中查找指定主题帖下的所有帖子
$copyuser = post_find_by_tid($cjlist['thread_id'], $page, 9999999999);
$fzuser = [];
// 解码 zj_uids 字段为数组
$zjusers = json_decode($cjlist['zj_uids'], true);
$zjdj = ['firstPrize', 'secondPrize', 'thirdPrize', 'fourthPrize'];
// 存储所有中奖用户的 uid
$winning_uids = [];
foreach ($zjdj as $item) {
if (empty($zjusers[$item])) {
continue;
}
$jpdj = $zjusers[$item];
foreach ($jpdj as $item2) {
$useruid = $item2['uid'];
$winning_uids[] = $useruid;
}
}
// 创建一个以 UID 为键的关联数组，存储每个 UID 对应的帖子信息和序号
$uid_post_map = [];
$index = 1;
foreach ($copyuser as $post) {
if (in_array($post['uid'], $winning_uids)) {
if (!isset($uid_post_map[$post['uid']])) {
$uid_post_map[$post['uid']] = [
'message' => $post['message'],
'order' => $index
];
}
}
$index++;
}
// 将关联数组中的数据添加到 fzuser 数组中
foreach ($winning_uids as $uids) {
if (isset($uid_post_map[$uids])) {
$fzuser[] = $uid_post_map[$uids];
}
}
$outputString = '';
foreach ($fzuser as $item) {
$outputString .= $item['message'] . "（" . $item['order'] . "楼）\n";
}
return $outputString;
}
function cj_cyuz($tid,$id){
$r = db_find_one('post', array('uid'=>$id,'isfirst'=>0,'tid'=>$tid));
if(!$r){
global $uid; // 修复：添加全局变量引用，避免$uid未定义
if($uid){
$cyuz = ' 请登录并回帖参与';
}else{
$cyuz = ' 回帖即可自动参与';
}
}else{
$cyuz = ' 您已成功参与，静候佳音';
}
return $cyuz;
}
?>
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