我有以下代码，对于我的最后一个变量$ duration，它应该说1周，但我认为它只显示1。以下代码是否可以工作？我正在尝试将以下链接发送到激活页面，但是在激活页面上，它没有显示$ duration变量显示1周，而是显示为1。我认为这不正确，我认为应该有工作了。
<?php
include_once __DIR__.'/header2.php';
if(!isset($_SESSION['u_uid'])) {
echo "<meta http-equiv='refresh' content='0;url=index.php?level1promo_competitions_winner=notlogin'>";
exit();
} else {
if($_SESSION['u_permission'] == 0) {
echo "<meta http-equiv='refresh' content='0;url=header2.php?level1promo_competitions_winner=nopermission'>";
exit();
} else {
if(!isset($_POST['submit'])) {
echo "<meta http-equiv='refresh' content='0;url=header2.php?level1promo_competitions_winner=error'>";
exit();
} else {
include_once __DIR__.'/includes/dbh.php';
$levelpromo_competitions_winner_form = strip_tags($_POST['levelpromo_competitions_winner_form']);
if ($levelpromo_competitions_winner_form == $levelpromo_competitions_winner_form) {
$limit = 1;
$sql = "SELECT * FROM level1promo_participants WHERE entry_id = ? ORDER BY RAND() LIMIT ?;";
$stmt = mysqli_stmt_init($conn);
if(!mysqli_stmt_prepare($stmt, $sql)) {
echo "SQL error";
} else {
mysqli_stmt_bind_param($stmt, "si", $levelpromo_competitions_winner_form, $limit);
mysqli_stmt_execute($stmt);
$result = mysqli_stmt_get_result($stmt);
$resultCheck = mysqli_num_rows($result);
if($resultCheck < 1) {
echo '<div class="nolevel1promo_competitions_winner">There are no Level 1 Promo Competition\'s Winner yet for that entry id</div>';
exit();
} else {
$row = mysqli_fetch_assoc($result);
$useruid = $row['user_uid'];
$email = $row['user_email'];
$duration = $row['duration'];
$sql2 = "INSERT INTO level1promo_winner (entry_id, duration, user_uid, user_email) VALUES (?,?,?,?);";
$stmt = mysqli_stmt_init($conn);
if (!mysqli_stmt_prepare($stmt, $sql2)) {
echo "SQL statement failed";
} else {
//Bind parameters to the placeholder
mysqli_stmt_bind_param($stmt, "ssss", $levelpromo_competitions_winner_form, $duration, $useruid, $email);
mysqli_stmt_execute($stmt);
$subscriptionplan = 'Level 1';
$level1promocode = 'qqewreqreqwsdfdfdafcbvcQERFGHFGHGFHRETERTDF!@#$%^^()';
$level1promocode = str_shuffle($level1promocode);
$level1promocode = substr($level1promocode, 0, 10);
$sql3 = "UPDATE memberships
SET subscriptionplan = ?, token = ?
WHERE user_uid = ? AND user_email = ? AND subscriptionplan IS NULL
;";
$stmt = mysqli_stmt_init($conn);
if (!mysqli_stmt_prepare($stmt, $sql3)) {
echo "SQL statement failed";
} else {
//Bind parameters to the placeholder
mysqli_stmt_bind_param($stmt, "ssss", $subscriptionplan, $level1promocode, $_SESSION['u_uid'], $_SESSION['u_email']);
mysqli_stmt_execute($stmt);
$stmt = mysqli_stmt_init($conn);
$sql4 = "SELECT * FROM level1promo_winner WHERE entry_id = ?;";
if (!mysqli_stmt_prepare($stmt, $sql4)) {
echo "SQL statement failed";
} else {
//Bind parameters to the placeholder
mysqli_stmt_bind_param($stmt, "s", $levelpromo_competitions_winner_form);
mysqli_stmt_execute($stmt);
$result = mysqli_stmt_get_result($stmt);
$row = mysqli_fetch_assoc($result);
$to = $_SESSION['u_email'];
//sender
$from = 'pianocourse101@hotmail.com';
$fromName = 'PianoCourse101';
//email subject
$subject = 'Congratulation Level 1 Promo Winner!';
//attachment file path
$file = "codexworld.pdf";
//email body content
$htmlContent = "<h1>Congratulation Level 1 Promo Winner!</h1>
<p>Dear ".$_SESSION['u_first']." ".$_SESSION['u_last'].", <br />Thank you for applying for the Level 1 Promo Competition with the following entry_id: ".$row['entry_id']." with PianoCourse101! You are receiving this e-mail because you or someone else claiming to be you has applied for the Level 1 Promo Competition. \n\n You must activate your Level 1 Promo Code by clicking on the link below: \n\n <a href=https://www.pianocourse101.com/includes/activatelevel1promo.php?email=".htmlspecialchars($to)."&activatetoken=".htmlspecialchars($level1promocode)."&duration=".htmlspecialchars($duration).">Click here to activate your Level 1 Promo Code.</a>\n\nAlternatively, you can use the following token to manually activate your Level 3 Yearly Membership Plan by clicking on the 'Activate Membership\s Section:' \n\nToken:.$level1promocode;
</p>";
//header for sender info
$headers = "From: $fromName"." <".$from.">";
//boundary
$semi_rand = md5(time());
$mime_boundary = "==Multipart_Boundary_x{$semi_rand}x";
//headers for attachment
$headers .= "\nMIME-Version: 1.0\n" . "Content-Type: multipart/mixed;\n" . " boundary=\"{$mime_boundary}\"";
//multipart boundary
$message = "--{$mime_boundary}\n" . "Content-Type: text/html; charset=\"UTF-8\"\n" .
"Content-Transfer-Encoding: 7bit\n\n" . $htmlContent . "\n\n";
//preparing attachment
if(!empty($file) > 0){
if(is_file($file)){
$message .= "--{$mime_boundary}\n";
$fp = @fopen($file,"rb");
$data = @fread($fp,filesize($file));
@fclose($fp);
$data = chunk_split(base64_encode($data));
$message .= "Content-Type: application/octet-stream; name=\"".basename($file)."\"\n" .
"Content-Description: ".basename($file)."\n" .
"Content-Disposition: attachment;\n" . " filename=\"".basename($file)."\"; size=".filesize($file).";\n" .
"Content-Transfer-Encoding: base64\n\n" . $data . "\n\n";
}
}
$message .= "--{$mime_boundary}--";
$returnpath = "-f" . $from;
//send email
$mail = mail($to, $subject, $message, $headers, $returnpath);
//email sending status
echo $mail?"<h1>Mail sent.</h1>":"<h1>Mail sending failed.</h1>";
echo $duration;
当我在邮件功能中回显$ duration时，它仅显示为1.。