项目3：PHP抽奖程序 ，抽奖规则代码 分时间段

抽奖概率为：奖品总数为概率 =================================== 项目3 抽奖程序 分时间段 =================================== 数据库： activity_lyq_lottery奖品表lotteryidname礼品名称sum礼品总数time_start开始时间time_end结束时间addtime时间prob

抽奖概率为：奖品总数为概率

===================================

项目3 抽奖程序 分时间段

===================================

数据库：

activity_lyq_lottery	奖品表	
lotteryid		
name	礼品名称	
sum	礼品总数	
time_start	开始时间	
time_end	结束时间	
addtime	时间	
probability	中奖概率	大于0：表示概率    0：表示奖品数为概率
isdisable	是否开启	0开启1关闭
listorder	排序	默认正序
msg	发送短信或显示信息	
content	备注	
angle	转盘角度	奖品所在的角度
time_1	时间段个数限制	个数限制，-1表示不限制，0表示不发
time_2		
time_3		
time_4		
time_5		
time_6		
time_7		
time_8		
time_9		
time_10		
time_11		
time_12		
time_13		
time_14		
time_15		
time_16		
time_17		
		
		
		
activity_lyq_lottery_log	抽奖日志	
logid	ID	
uid	用户ID	
tel	手机号	
addtime	抽奖时间	
ip	抽奖IP	
lotteryid	奖品ID	
iswinning	是否抽中	1抽中0无
result	返状态回值	
hao	随机号	

主程序：

<?php require_once (APP_ROOT . "./class/class_lib.php");
require_once libfile ( 'class/StoreProcs' );
pc_base::load_app_class('table_sub','',0);
/**
 * 大转盘
 * @author Administrator
 *
 */
class lib_dzp_lottery extends app_lib {
	/**
	 * 奖品表
	 */
	public $lottery = 'activity_lyq_lottery';
	/**
	 * 奖品日志表
	 */
	public $lottery_log = 'activity_lyq_lottery_log';
	/**
	 * n等奖品
	 */
	private $level = array();
	/**
	 * 奖品信息
	 */
	private $lotteryArray = array();
	/***
	 * 随机数结束位数
	 */
	private $max = 30000;
	/**
	 * 类别 true:默认false:掌苏 
	 */
	private $type=true;
	/**
	 * 中奖专业户
	 */
	private $tel_zy=false;
	/**
	 * 读取配置
	 */
	public function load_setting() {
		$data=getcache('lyqdzp_setting');
		define('TIME', time());									//当前时间
		define('L_START', strtotime($data['l_start']));			//报名开始时间
		define('L_END', strtotime($data['l_end']));				//报名结束时间,-1意思昨天 23：59：59
		define('L_DAY_START',$data['l_day_start']);				//每天开始时间
		define('L_DAY_END', $data['l_day_end']);				//每天结束时间
		define('L_DAY_CISHU', $data['l_day_cishu']);			//每天获得奖品次数
		define('L_CISHU', $data['l_cishu']);					//共计获得奖品次数
		define('L_MIN', 20);									//最少来福币
		define('L_LFB', $data['l_lfb']);						//减少来福币
		define('L_ZY', $data['l_zy']);							//专业户
		define('L_QUANSHU', $data['l_quanshu']);				//圈数，大转盘开始圈数
		define('L_KONGJIANG', intval($data['l_kongjiang']));			//空奖概率
		$host='www.****.com';								//现网
		if($_SERVER['HTTP_HOST']=='221.****0'){
			$host='221.*****';						//测试机
		}elseif($_SERVER['HTTP_HOST']=='125.com'){
			$host='125life.com';								//本地
		}elseif(strpos($_SERVER['HTTP_HOST'],'192.168.')==0){
			$host=$_SERVER['HTTP_HOST'].'/125e.com';			//本地
		}
		define('L_SITE', 'http://'.$host.'/');					//域名最后加/
		define('L_URL', L_SITE.'index.php');	//访问地址
		
		//只能通过flash地址访问
		$s=L_SITE.'flash/dzp/i.swf';
		if(preg_replace('/swf.*$/','swf',$_SERVER['HTTP_REFERER'])!=$s&&$this->type){
			exit('老兄你已经得到得够多了，请通过正规途径摇奖!');
		}
		$this->load();
	}
	/**
	 * 黑名单
	 */
	private $heimingdan = array();
	/**
	 * 读取奖品配置
	 */
	public function load() {
		$this->setlottery ();
		$this->heimingdan = getcache ( 'tel', 'blanklist' );
	}
	private function setlottery() {
		$time=strtotime(date('Y-m-d',TIME));
		$sql = "select u.*";
		$sql .= ", (select COUNT(l.lotteryid)  from  " . DB::table ( $this->lottery_log ) . " AS l where u.lotteryid=l.lotteryid and l.iswinning='1')as num ";
		$sql .= " from " . DB::table ( $this->lottery ) . " AS u ";
		$sql .= " where 1 ";
		$sql .= " and u.isdisable='0' ";
		$sql .= " and u.time_start='$time' ";
		$sql .= " ORDER BY u.listorder ";
		$d = DB::fetch_all ( $sql );
		$sum = 0;
		foreach ( $d as $r ) {
			$r ['sum_over'] = intval ( $r ['sum'] ) - intval ( $r ['num'] );
			if ($r ['sum'] > 0) {
				$sum += $r ['sum'];
			}
			$r['msg']=str_replace('{name}', $r['name'],$r['msg']);
			$this->lotteryArray [$r ['lotteryid']] = $r;
		}
		if($summax = $sum + $sum * (L_KONGJIANG/100) / ((100-L_KONGJIANG)/100);
		foreach ( $this->lotteryArray as $r ) {
			if ($r ['sum'] > 0) {
				$newsum=$r ['sum'];
				if($r['probability']>0){
					$probability=0;
					$probability=ceil($r ['sum']*100/$r['probability']);
					if($probability>0){
						$newsum=$probability;
					}
				}
				$this->level [$r ['lotteryid']] ['start'] = $m;
				$this->level [$r ['lotteryid']] ['end'] = $m + $newsum;
				$m = $m + $r ['sum'];
			}
		}
	}
	/**
	 * 检测用户是否中奖 0 谢谢参与,其他 返回奖品data数据
	 * @param array $user array(uid,tel,ip)
	 */
	public function check($user) {
		if (intval ( $user ['uid'] ) intval(L_END)){
			//已经过了活动时间，非常遗憾，谢谢！
			return -22;
		}
		if ($this->get_user_lfb ( $user ['uid'] ) credit ( $user ['uid'], -11, $logid );
			return -11; //您的来福币余额不足
		}
		
		$data = array(
				'uid' => $user ['uid'],
				'tel' => $user ['tel'],
				'ip' => $user ['ip'],
				'addtime' => time ()
		);
		$logid = DB::insert ( $this->lottery_log, $data, true );

		
		//检查用户  每天 已中奖品数
		if ($this->get_lottery ( $user ['uid'], strtotime ( date ( 'Y-m-d', TIME ) ), strtotime ( "+1day", strtotime ( date ( 'Y-m-d', TIME ) ) ), true ) >= L_DAY_CISHU) {
			$this->credit ( $user ['uid'], -12, $logid );
			//很遗憾，你本次什么也没有抽到！
			return -12;
		}
		//检查用户  全部 已中奖品数
		if ($this->get_lottery ( $user ['uid'], 0, 0, true ) > L_CISHU&&L_CISHU>0) {
			$this->credit ( $user ['uid'], -12, $logid );
			//很遗憾，你本次什么也没有抽到！
			return -15;
		}
		//检测黑名单,设置概率
		if ($this->checkhei ( $user ['tel'] ) > 0) {
			$this->credit ( $user ['uid'], -13, $logid );
			//很遗憾，你本次什么也没有抽到！
			return -13;
		}
		$lotteryid = $this->choujiang();
		$this->credit ( $user ['uid'], $lotteryidhao);
		if ($lotteryid > 0) {
			return $this->lotteryArray [$lotteryid];
		} else {
			return -4;
		}
		//-1奖品已发完
		//-2本时段奖品已玩
		//-3不发奖品
		//-4奖品有问题
		//-11您的来福币余额不足
		//-12很遗憾，你本次什么也没有抽到！
		//-13黑名单里面，很遗憾，你本次什么也没有抽到！
		//-14中奖专业户禁止中高讲高奖品
		//-15已超过yizhong总奖品数
		//-16 掌苏传递手机 号错误
		//-21您来早了，活动还没有开始！
		//-22已经过了活动时间，非常遗憾，谢谢！
		//-23对不起，现在不是活动时间，活动时间为每天
	}
	/**
	 * 显示
	 * @param unknown_type $data
	 */
	public function show($data){
		$ok=0;//3中奖
		$zz=0;//转盘度数
		$result='';//奖品名称
		$lotteryid=0;//奖品ID
		if(is_array($data)){
			$ok=3;
			$result=$data['msg'];
			$zz=$data['angle']+L_QUANSHU*360;
			$lotteryid=$data['lotteryid'];
		}else{
			$m='';
			switch($data){
				case 0:{
					$m= '请先登录！';
				}break;
				case -11:{
					$m= '您的来福币余额不足！';
				}break;
				case -12:{
					$m= '很遗憾，你本次什么也没有抽到！';
				}break;
				case -21:{
					$m= '您来早了，活动还没有开始！';
				}break;
				case -22:{
					$m= '已经过了活动时间，非常遗憾，谢谢！';
				}break;
				case -23:{
					$m= '对不起，现在不是活动时间，活动时间为每天'.L_DAY_START.':00-'.L_DAY_END.':00';
				}break;
				default:{
					$m= '很遗憾，你本次什么也没有抽到！';
				}break;
			}
			$result=$m;
			$ok=3;//3中奖
			$zz=360+L_QUANSHU*360;//再接再厉
		}
		header("Expires:Mon,26Jul199705:00:00GMT");
		header("Cache-Control:no-cache,must-revalidate");
		header("Pragma:no-cache");
		header("Content-type:text/html;charset=utf-8");
		if(!$this->type){
			echo json_encode(array('return'=>$lotteryid,
					'msg'=>$result));
		}else{
			echo '<?xml version="1.0" encoding="UTF-8"?>'."\n";
			echo '<gift>'."\n";
			echo '<shift ok="'.$ok.'" zz="'.$zz.'" add="9" down="0" lid="0" result="'.$result.'"></shift>'."\n";
			echo '</gift>'."\n";
		}
		exit;
	}
	/**
	 * 抽奖的号
	 */
	private $hao=0;
	/**
	 * 抽奖开始
	 */
	private function choujiang() {
		$j = 0;
		$lotteryid = 0;
		$j = mt_rand ( 1, $this->max );
		$this->hao=$j;
		foreach ( $this->level as $k => $r ) {
			if ($r ['start']  $j) {
				$lotteryid = $k;
				break;
			}
		}
		$d = array(
			1 => array(
				'time' => strtotime ( date ( 'Y-m-d 00:00:00', TIME ) ), 
				'time_end' => strtotime ( date ( 'Y-m-d 07:59:59', TIME ) ) 
			)
		);
		for ($i=2;$i strtotime ( date ( 'Y-m-d '.($i+6).':00:00', TIME ) ), 
				'time_end' => strtotime ( date ( 'Y-m-d '.($i+6).':59:59', TIME ) ) 
			);
		}
		if($lotteryid>0){
			$l=$this->lotteryArray [$lotteryid];
			$sql = "select count(*) m from " . DB::table ( $this->lottery_log );
			$sql .= " where lotteryid='$lotteryid' ";
			$s= intval ( DB::result_first ( $sql ) );
			$sum_over=$l['sum']-$s;
			if($sum_over>0){
				//本时段 奖品数
				$sum=0;
				foreach ($d as $k=>$r){
					if(TIME>=$r['time']&&TIME0){//个数限制
							$sum=$this->get_lottery_id(0,$r['time'],$r['time_end']+1,$lotteryid);
							if($sum>=$l['time_'.$k]){
								//本时段奖品已玩
								$lotteryid=-2;
								break;
							}
						}elseif ($l['time_'.$k]==0){
							//不发奖品
							$lotteryid=-3;
							break;
						}else{
							//-1 不限制
						}
						
					}
				}
				if($this->tel_zy && $lotteryid>0&&$lotteryidheimingdan ['tel'] ) && L_ZY > 0) {
			$this->tel_zy=true;
			if ($n > L_ZY) {
				return 1;
			}
		}else{
			//号码检测
 			if (!self::check_tel($tel)) {
 				return 1;
 			}
		}
		return 0;
	}
	/**
	 * 合计奖品数
	 * @param intval $uid
	 * @param intval $start
	 * @param intval $end
	 * @param bool $bool true 获得奖品数 false 不统计
	 * @return number
	 */
	private function get_lottery($uid = 0, $start = 0, $end = 0, $bool = false) {
		$sql = "select count(*) m from " . DB::table ( $this->lottery_log );
		$sql .= " where 1 ";
		if (intval ( $start ) > 0) {
			$sql .= " and addtime>='$start' ";
		}
		if (intval ( $end ) > 0) {
			$sql .= " and addtime0 ";
		}
		if (intval ( $uid ) > 0) {
			$sql .= " and uid='$uid' ";
		}
		return intval ( DB::result_first ( $sql ) );
	}
	/**
	 * 合计奖品数
	 * @param intval $uid
	 * @param intval $start
	 * @param intval $end
	 * @param intval $bool 奖品id
	 * @return number
	 */
	private function get_lottery_id($uid = 0, $start = 0, $end = 0, $lotteryid = 0) {
	
		$sql = "select count(*) m from " . DB::table ( $this->lottery_log );
		$sql .= " where 1 ";
		if (intval ( $start ) > 0) {
			$sql .= " and addtime>='$start' ";
		}
		if (intval ( $end ) > 0) {
			$sql .= " and addtime=0) {
			$sql .= " and lotteryid='$lotteryid' ";
		}
		if (intval ( $uid ) > 0) {
			$sql .= " and uid='$uid' ";
		}
		return intval ( DB::result_first ( $sql ) );
	}
	/**
	 * 获取用户来福币
	 * @param intval $uid
	 * @return number
	 */
	public function get_user_lfb($uid) {
		$sql = "select extcredits2 from sz_common_member_count ";
		$sql .= " where 1 ";
		$sql .= " and uid='$uid' ";
		return intval ( DB::result_first ( $sql ) );
	}
	/**
	 * 记录日志和更新用户来福币
	 * @param intval $uid
	 * @param intval $r  返回值
	 * @param intval $logid
	 * @param intval $lotteryid
	 */
	private function credit($uid, $result, $logid = 0, $lotteryid = 0,$hao=0) {
		$data = array();
		if ($lotteryid > 0) {
			$data ['lotteryid'] = $lotteryid;
			$data ['iswinning'] = 1;
		}
		$data ['result'] = $result;
		$data ['hao'] = $hao;
		$data ['HTTP_REFERER'] = $_SERVER['HTTP_REFERER'];
		DB::Update ( $this->lottery_log, $data, " logid='$logid' " );
		if (L_LFB > 0) {
			$sql = 'UPDATE sz_common_member_count SET extcredits2=extcredits2-' . L_LFB . ' WHERE uid=' . $uid;
			DB::query ( $sql );
			$this->credit_log ( $uid, 'reduce', L_LFB, 1, '积分清零活动' );
		}
	}
	/**
	 *手机号检查
	 */
	private function check_tel($tel){
		$different_network=table_sub::get_different_network();
		if (!preg_match("/$different_network/",$tel)) {
			return false;
		}
		return true;
	}
	/**
	 * 存储过程链接
	 */
	private $StoreProcs;
	/**
	 * 来福币日志 存储过程
	 * @param intval $uid
	 * @param string $op add增加  reduce 消耗
	 * @param intval $creditvalue 来福币
	 * @param intval $credittype 1来福币 2来福点
	 * @param string $oreason  说明
	 */
	private function credit_log($uid, $op, $creditvalue, $credittype, $oreason) {
		if (! $this->StoreProcs) {
			$this->StoreProcs = new StoreProcs ();
		}
		//调用存储过程
		$this->StoreProcs->query ( "call app_credit_log($uid,'$op','$credittype',1,$creditvalue,'$oreason')" );
	}

}

调用：

$dzp=new lib_dzp_lottery();
$u=array('uid'=>$_G ['uid'],'tel'=>$_G ['tel'],'ip'=> $_G ['clientip']);
$dzp->load_setting();
$dzp->show($dzp->check($u));