查看文件: index.php

大小: 7.15 KB

类型: application/octet-stream

<?php require_once('Connections/BE2.php'); ?>
<? 
function  getrandcode(){
    $str =array(1,2,3,4,5,6,7,8,9,'a','b','c','d','e','f','g','h');
    $res='';
    for($i=0;$i<4;$i++){
        $rand=mt_rand(1,16);
        $res .=$str[$rand];
    }
    return  $res;
}
 
//if(isset($_POST['total']) && isset($_POST['count']) && $_POST['start']=='A'){
// update `dat1` set c3='Y' where 1	
@session_start();
$security =false; // 是否是有效的執行

$mem='';	
if(isset($_POST['start']) && $_POST['start']<>''){

$security = $_POST['privatetoken'] == $_SESSION['token'];
    if($security){
        unset($_SESSION['token']);
   }
	
if($security){

mysql_select_db($database_BE2, $BE2);
  $query_Rt2 = "SELECT * FROM dat1 WHERE 1"; //c3='N'
  $Rt2 = mysql_query($query_Rt2, $BE2) or die(mysql_error());
  $row_Rt2 = mysql_fetch_assoc($Rt2);
  $totalRows_Rt2 = mysql_num_rows($Rt2);
  $arr1=array();
  do {   
	  $arr1['c0']=$row_Rt2['c2'];
   }  while ($row_Rt2 = mysql_fetch_assoc($Rt2)); 
  
 	
	$POST_total = $_POST['total'];
	$POST_count = $_POST['count'];
	$POST_except = $_POST['except'];
	
	$Rand = array(); //定義陣列	
	$count = $POST_count ; //共產生幾筆
	
	if(isset($_POST['except'])){
		/*文字轉陣列－排除名單*/
		$Rand = explode(",",$POST_except);	
	}

while($count > 0){
		$randval = mt_rand(1,$POST_total); //取亂數
		
		if (!in_array($randval, $Rand)) {
			$count--;
			$Rand[] = $randval; //若無重復則 將亂數塞入陣列
			// echo $randval.",";
			mysql_select_db($database_BE2, $BE2);
            $query_Rt2 = sprintf("SELECT * FROM dat1 WHERE c0='%s'",$randval); //c3='N'
            $Rt2 = mysql_query($query_Rt2, $BE2) or die(mysql_error());
            $row_Rt2 = mysql_fetch_assoc($Rt2);
            $totalRows_Rt2 = mysql_num_rows($Rt2);
			//echo $row_Rt2['c2']."<br>";
			$mem="恭喜".$row_Rt2['c2'];
			mysql_select_db($database_BE2, $BE2);
            $query_Rt2 = sprintf("update dat1 set c3='N' WHERE c0='%s'",$randval); //c3='N'
            $Rt2 = mysql_query($query_Rt2, $BE2) or die(mysql_error());
			
		}	
	}	
	
 } 	
}

$token=md5(getrandcode());
$_SESSION['token'] = $token;

mysql_select_db($database_BE2, $BE2);
  $query_Rt2 = "SELECT * FROM dat1 WHERE 1"; //c3='N'
  $Rt2 = mysql_query($query_Rt2, $BE2) or die(mysql_error());
  $row_Rt2 = mysql_fetch_assoc($Rt2);
  $totalRows_Rt2 = mysql_num_rows($Rt2);
  $rr='';
  $arr1=array();
  $n=0;
  $ff=0;
  if($totalRows_Rt2>0){
    do {   
	  $arr1['c0']=$row_Rt2['c2'];
	  if($row_Rt2['c3']=='N'){ $rr .=$row_Rt2['c0'].","; $ff++ ;}
	  
     }  while ($row_Rt2 = mysql_fetch_assoc($Rt2)); 
   }
  $rr .= '0';

?>
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>立典抽獎</title>
</head>
<body>

<form id="form1" name="form1" method="post" action="">
剩餘獎數：<?=  $totalRows_Rt2-$ff ?><br>
<input type="hidden" name="total" id="total" value="<?= $totalRows_Rt2 ?>" readonly />
<input type="hidden" name="count" id="count" value="1" />
姓名：
<input name="except" type="hidden" id="except" value="<?= $rr ?>"  />
<input name="start" type="text" id="start" value=""/>

<?php
mysql_free_result($Rt2);
?>
 
    <canvas id="fireworks" <? if($mem==''){?> style="display:none";<? }?>></canvas>
    <script>
        const canvas = document.getElementById('fireworks');
        const ctx = canvas.getContext('2d');
        canvas.width =  window.innerWidth;
        canvas.height = 450;//  //window.innerHeight;

const fireworks = [];
        const particles = [];
        const hue = Math.random() * 360;

function createFirework(x, y) {
            const firework = {
                x,
                y,
                vx: (Math.random() - 0.5) * 3,
                vy: Math.random() * -5 - 4,
                size: Math.random() * 3 + 2,
                color: 'hsl(' + hue + ', 100%, 50%)',
                particles: [],
                opacity: 1
            };

fireworks.push(firework);
        }

function createParticle(x, y, color) {
            const particle = {
                x,
                y,
                vx: (Math.random() - 0.5) * 2,
                vy: (Math.random() - 0.5) * 2,
                size: Math.random() * 2 + 1,
                color,
                opacity: 1
            };

particles.push(particle);
        }

function update() {
            ctx.clearRect(0, 0, canvas.width, canvas.height);
            for (const firework of fireworks) {
    ctx.beginPath();
    ctx.fillStyle = firework.color;
    ctx.arc(firework.x, firework.y, firework.size, 0, Math.PI * 2);
    ctx.fill();
    
    // 在烟花上显示文本
     ctx.fillStyle = '#333'; // 设置文本颜色为白色
     ctx.font = '60px Arial'; // 设置文本字体和大小
     ctx.fillText('<?= $mem ; ?>', firework.x - 20, firework.y); // 显示文本
     }
            for (let i = fireworks.length - 1; i >= 0; i--) {
                const firework = fireworks[i];
                firework.x += firework.vx;
                firework.y += firework.vy;
                firework.vy += 0.1;
                firework.opacity -= 0.02;

if (firework.opacity <= 0) {
                    fireworks.splice(i, 1);
                    for (let j = 0; j < 30; j++) {
                        createParticle(firework.x, firework.y, firework.color);
                    }
                }
            }

for (let i = particles.length - 1; i >= 0; i--) {
                const particle = particles[i];
                particle.x += particle.vx;
                particle.y += particle.vy;
                particle.vy += 0.05;
                particle.opacity -= 0.02;

if (particle.opacity <= 0) {
                    particles.splice(i, 1);
                }
            }

while (fireworks.length < 5) {
                const x = Math.random() * canvas.width;
                createFirework(x, canvas.height);
            }

for (const firework of fireworks) {
                ctx.beginPath();
                ctx.fillStyle = firework.color;
                ctx.arc(firework.x, firework.y, firework.size, 0, Math.PI * 2);
                ctx.fill();
            }

for (const particle of particles) {
                ctx.beginPath();
                ctx.fillStyle = particle.color;
                ctx.arc(particle.x, particle.y, particle.size, 0, Math.PI * 2);
                ctx.fill();
            }

requestAnimationFrame(update);
        }

update();

setTimeout(() => {
            fireworks.length = 0;
            particles.length = 0;
        }, 5000);
    </script>
</body>
</html>