我正在运行一个脚本，如果当前日期与数据库中的日期匹配，则构建并向客户发送电子邮件。
我的问题是while循环在第一次迭代后停止并输出以下警告：
警告：mysqli_stmt :: fetch（）[mysqli-stmt.fetch]：无法获取 第17行的文件路径中的mysqli_stmt
第一次迭代完美无缺，并正确发送电子邮件。我将整个循环粘贴在下面，因为我不确定错误发生在哪里..
date_default_timezone_set('Europe/Stockholm');
$today = date('Y-m-d');
$sent = '0';
// fech all info where firstdate is today
if ($stmt = $mysqli->prepare("SELECT ex_id,ex_type,ex_comp,ex_firstname,ex_lastname,ex_email,ex_template,ex_attachments FROM execute WHERE ex_firstDate = ? AND ex_sent = ?")) {
$stmt->bind_param('si',$today,$sent);
if ($stmt->execute()) {
$stmt->store_result();
$stmt->bind_result($first_id,$first_type,$first_comp,$first_firstname,$first_lastname,$first_email,$first_template,$first_attachments);
// loop through
while ($row = $stmt->fetch()) {
if (empty($first_id) || $first_id == 0) {
$current = date('Y-m-d H:i:s')." - N/A - NO RECIPIENT FIRST DATE :\r\n";
fwrite($handle, $current);
continue;
}
if ($first_type == 1) {
$stmt_b = $mysqli->prepare("SELECT unsub_email FROM unsubscribe WHERE unsub_program = 1");
$stmt_b->execute();
$stmt_b->store_result();
$stmt_b->bind_result($unsub_email);
while ($row_unsub = $stmt_b->fetch()) {
if ($first_email == $unsub_email) {
$current = date('Y-m-d H:i:s')." - Opt-out - PROGRAM #".$first_id." :\r\n";
fwrite($handle, $current);
continue 2;
}
}
} elseif ($first_type == 2) {
$stmt_b = $mysqli->prepare("SELECT unsub_email FROM unsubscribe WHERE unsub_cat = 1");
$stmt_b->execute();
$stmt_b->store_result();
$stmt_b->bind_result($unsub_email);
while ($row_unsub = $stmt_b->fetch()) {
if ($first_email == $unsub_email) {
$current = date('Y-m-d H:i:s')." - Opt-out - CATEGORY #".$first_id." :\r\n";
fwrite($handle, $current);
continue 2;
}
}
}
$current = date('Y-m-d H:i:s')." - Success - GET RECIPIENT FIRST #".$first_id." :\r\n";
fwrite($handle, $current);
$id = $first_template;
$preview = false;
$builder_type = $first_type;
if (empty($first_comp)) {
$builder_comp = '';
} else {
$builder_comp = $first_comp;
}
if (empty($first_firstname)) {
$builder_firstname = '';
} else {
$builder_firstname = $first_firstname;
}
if (empty($first_lastname)) {
$builder_lastname = '';
} else {
$builder_lastname = $first_lastname;
}
if (empty($first_email)) {
$builder_email = '';
} else {
$builder_email = $first_email;
}
//Create a new PHPMailer instance
require_once(__DIR__.'/../email/email_builder.php');
$mail = new PHPMailer;
$mail->CharSet = 'UTF-8';
$mail->Encoding = '8bit';
// To load the Swedish version
$mail->setLanguage('se', __DIR__.'../email/PHPMailer-master/language/');
//Tell PHPMailer to use SMTP
$mail->isSMTP();
//Enable SMTP debugging
// 0 = off (for production use)
// 1 = client messages
// 2 = client and server messages
$mail->SMTPDebug = 0;
//Ask for HTML-friendly debug output
$mail->Debugoutput = 'html';
//Set the hostname of the mail server
$mail->Host = 'HOST';
//Set the SMTP port number - 587 for authenticated TLS, a.k.a. RFC4409 SMTP submission
$mail->Port = 587;
//Set the encryption system to use - ssl (deprecated) or tls
$mail->SMTPSecure = 'tls';
//Whether to use SMTP authentication
$mail->SMTPAuth = true;
//Username to use for SMTP authentication - use full email address for gmail
$mail->Username = "USERNAME";
//Password to use for SMTP authentication
$mail->Password = "PASSWORD";
//Set who the message is to be sent from
$mail->setFrom($db_fromEmail, $db_fromName);
//Set an alternative reply-to address
$mail->addReplyTo($db_respondEmail, $db_respondName);
//Set the subject line
$mail->Subject = $db_subject;
//Read an HTML message body from an external file, convert referenced images to embedded,
//convert HTML into a basic plain-text alternative body
$mail->msgHTML($html);
// create alt plain text body
$plain_text = Html2Text\Html2Text::convert($db_content.$plain_text_footer);
$mail->AltBody = $plain_text;
$mail->addAddress($first_email);
if (!empty($first_attachments) && $first_attachments != 0) {
$array_attach = explode(',', $first_attachments);
$array_attach = array_map('trim', $array_attach);
foreach ($array_attach as $key) {
if ($stmt_a = $mysqli->prepare("SELECT attach_name,attach_path,attach_type FROM attachments WHERE attach_id = ?")) {
$stmt_a->bind_param('i',$key);
if ($stmt_a->execute()) {
$current = date('Y-m-d H:i:s')." - Success - ADD ATTACHMENT FIRST #".$first_id."\r\n";
fwrite($handle, $current);
$stmt_a->store_result();
$stmt_a->bind_result($attach_name,$attach_path,$attach_type);
$stmt_a->fetch();
$full_path = __DIR__.'/../'.$attach_path;
$full_name = $attach_name.$attach_type;
$mail->addAttachment($full_path,$full_name);
} else {
$error = $stmt_a->error;
$current = date('Y-m-d H:i:s')." - Error - ADD ATTACHMENT FIRST #".$first_id." : ".$error."\r\n";
fwrite($handle, $current);
}
} else {
$error = $stmt_a->error;
$current = date('Y-m-d H:i:s')." - Error - ADD ATTACHMENT FIRST #".$first_id." : ".$error."\r\n";
fwrite($handle, $current);
}
}
}
if($mail->send()) {
$current = date('Y-m-d H:i:s')." - Success - SENT RECIPIENT FIRST ".$first_id."\r\n";
fwrite($handle, $current);
$sent_db = '1';
if ($stmt_s = $mysqli->prepare("UPDATE execute SET ex_sent = ? WHERE ex_id = ?")) {
$stmt_s->bind_param('ii',$sent_db,$first_id);
if ($stmt_s->execute()) {
$current = date('Y-m-d H:i:s')." - Success - SENT UPDATE DB FIRST #".$first_id."\r\n";
fwrite($handle, $current);
} else {
$error = $stmt_s->error;
$current = date('Y-m-d H:i:s')." - Error - SENT UPDATE DB FIRST #".$first_id." : ".$error."\r\n";
fwrite($handle, $current);
}
} else {
$error = $stmt_s->error;
$current = date('Y-m-d H:i:s')." - Error - SENT UPDATE DB FIRST #".$first_id." : ".$error."\r\n";
fwrite($handle, $current);
}
} else {
$error = $mail->ErrorInfo;
$current = date('Y-m-d H:i:s')." - Error - SENT RECIPIENT FIRST #".$first_id." : ".$error."\r\n";
fwrite($handle, $current);
}
$mail->clearAddresses();
$mail->clearAttachments();
}
} else {
$error = $stmt->error;
$current = date('Y-m-d H:i:s')." - Error - GET TEMPLATE FIRST : ".$error."\r\n";
fwrite($handle, $current);
}
} else {
$error = $stmt->error;
$current = date('Y-m-d H:i:s')." - N/A - GET TEMPLATE FIRST : ".$error."\r\n";
fwrite($handle, $current);
}
$stmt->close();
答案 0 :(得分：0)
找到解决方案，代码中包含的电子邮件构建器文件包含另一个 $ stmt 变量，其变量名称与while循环基于相同，强制它崩溃...