我不完全确定问题出在哪里，但我知道的是，当我从代码中取出 session_start() 时，它会破坏整个过程，电子邮件不会发送，数据也不会插入数据库. 但是随着 session_start() 的存在，用户会遇到发送电子邮件但数据没有插入数据库的问题。
这是我的整个代码：
<?php
$error = "";
$to = "";
$subject = "";
$ForumName = "";
$DriverNumber = "";
$Division = "";
$TruckDriving = "";
$Cargo = "";
$DepotLeaving = "";
$CityLeaving = "";
$CountyStart = "";
$TimeStart = "";
$MileageStart = "";
$DepotArriving = "";
$CityArriving = "";
$CountyEnd = "";
$TimeEnd = "";
$MileageEnd = "";
$CargoDamage = "";
$TruckDamage = "";
$FuelCost = "";
$FuelAmount = "";
$TravelExpenses = "";
$FinesCost = "";
$OnTimeOrLate = "";
$LateFee = "";
$TotalProfit = "";
//GET THE VARIABLES FROM THE FORM ON THE PREVIOUSE PAGE
if (isset($_POST['forum-name']) && $_POST['forum-name'] !== "" && $_POST['forum-name'] !== "Registered Forum Name") {
$ForumName = $_POST['forum-name'];
} else {
$error .= "ERROR: You have not entered a registered forum name in your log.Please try again|";
}
if (isset($_POST['driver-number']) && $_POST['driver-number'] !== "" && $_POST['driver-number'] !== "Driver Number") {
$DriverNumber = $_POST['driver-number'];
} else {
$error .= "ERROR: You have not entered your driver number in your log.Please try again|";
}
if (isset($_POST['email-address']) && $_POST['email-address'] !== "" && $_POST['email-address'] !== "Email Address") {
$EmailAddress = $_POST['email-address'];
} else {
$error .= "ERROR: You have not entered your email address in your log.Please try again|";
}
//var_dump($ForumName);
//var_dump($DriverNumber);
if (isset($_POST['dropdown1'])) {
$Division = $_POST['dropdown1'];
}
else{
$error .= "ERROR: You have not entered your division in your log.Please try again|";
}
//var_dump($Division);
if (isset($_POST['dropdown6'])) {
$TruckDriving = $_POST['dropdown6'];
}
else{
$error .= "ERROR: You have not entered the truck that you drove in your log.Please try again|";
}
if (isset($_POST['cargo']) && $_POST['cargo'] !== "" && $_POST['cargo'] !== "Cargo") {
$Cargo = $_POST['cargo'];
} else {
$error .= "ERROR: You have not entered a cargo that you hauled in your log.Please try again|";
}
if (isset($_POST['dropdown5'])) {
$DepotLeaving = $_POST['dropdown5'];
}
else{
$error .= "ERROR: You have not entered a depot that you left in your log.Please try again|";
}
if (isset($_POST['city-leaving']) && $_POST['city-leaving'] !== "" && $_POST['city-leaving'] !== "City Leaving") {
$CityLeaving = $_POST['city-leaving'];
} else {
$error .= "ERROR: You have not entered a city that you left in your log.Please try again|";
}
if (isset($_POST['country-start']) && $_POST['country-start'] !== "" && $_POST['country-start'] !== "Country Starting In") {
$CountryStart = $_POST['country-start'];
} else {
$error .= "ERROR: You have not entered a country that you left from in your log.Please try again|";
}
if (isset($_POST['dropdown2'])) {
$DayStart = $_POST['dropdown2'];
}
else{
$error .= "ERROR: You have not entered a day that you started on in your log.Please try again|";
}
if (isset($_POST['time-start']) && $_POST['time-start'] !== "") {
$TimeStart = $_POST['time-start'];
} else {
$error .= "ERROR: You have not entered a time that you started on in your log.Please try again|";
}
if (isset($_POST['mileage-start']) && $_POST['mileage-start'] !== "" && $_POST['mileage-start'] !== "Mileage Start") {
$MileageStart = $_POST['mileage-start'];
} else {
$error .= "ERROR: You have not entered a mileage that you started on in your log.Please try again|";
}
if (isset($_POST['dropdown7'])) {
$DepotArriving = $_POST['dropdown7'];
}
else{
$error .= "ERROR: You have not entered a depot that you arrived at in your log.Please try again|";
}
if (isset($_POST['city-arriving']) && $_POST['city-arriving'] !== "" && $_POST['city-arriving'] !== "City Arriving") {
$CityArriving = $_POST['city-arriving'];
} else {
$error .= "ERROR: You have not entered a city that you arrived at in your log.Please try again|";
}
if (isset($_POST['country-end']) && $_POST['country-end'] !== "" && $_POST['country-end'] !== "Country Finishing In") {
$CountryEnd = $_POST['country-end'];
} else {
$error .= "ERROR: You have not entered a country that you finished at in your log.Please try again|";
}
if (isset($_POST['dropdown3'])) {
$DayEnd = $_POST['dropdown3'];
}
else{
$error .= "ERROR: You have not entered a day that you finished on in your log.Please try again|";
}
if (isset($_POST['time-end']) && $_POST['time-end'] !== "") {
$TimeEnd = $_POST['time-end'];
} else {
$error .= "ERROR: You have not entered a time that you finished on in your log.Please try again|";
}
if (isset($_POST['mileage-end']) && $_POST['mileage-end'] !== "" && $_POST['mileage-end'] !== "Mileage End") {
$MileageEnd = $_POST['mileage-end'];
} else {
$error .= "ERROR: You have not entered a mileage that you finished on in your log.Please try again|";
}
if (isset($_POST['cargo-damage']) && $_POST['cargo-damage'] !== "" && $_POST['cargo-damage'] !== "£") {
$CargoDamage = $_POST['cargo-damage'];
} else {
$error .= "ERROR: You have not entered a damage cost for your cargo in your log.Please try again|";
}
if (isset($_POST['truck-damage']) && $_POST['truck-damage'] !== "" && $_POST['truck-damage'] !== "£") {
$TruckDamage = $_POST['truck-damage'];
} else {
$error .= "ERROR: You have not entered a damage cost for your truck in your log.Please try again|";
}
if (isset($_POST['fuel-cost']) && $_POST['fuel-cost'] !== "" && $_POST['fuel-cost'] !== "£") {
$FuelCost = $_POST['fuel-cost'];
} else {
$error .= "ERROR: You have not entered a fuel cost for your load in your log.Please try again|";
}
if (isset($_POST['fuel-amount']) && $_POST['fuel-amount'] !== "" && $_POST['fuel-amount'] !== "Fuel Amount (Litres)") {
$FuelAmount = $_POST['fuel-amount'];
} else {
$error .= "ERROR: You have not entered a fuel amount for your load in your log.Please try again|";
}
if (isset($_POST['travel-expenses']) && $_POST['travel-expenses'] !== "" && $_POST['travel-expenses'] !== "£") {
$TravelExpenses = $_POST['travel-expenses'];
} else {
$error .= "ERROR: You have not entered a travel expense for your load in your log.Please try again|";
}
if (isset($_POST['fines-cost']) && $_POST['fines-cost'] !== "" && $_POST['fines-cost'] !== "£") {
$FinesCost = $_POST['fines-cost'];
} else {
$error .= "ERROR: You have not entered a fines cost for your load in your log.Please try again|";
}
if (isset($_POST['dropdown4'])) {
$OnTimeOrLate = $_POST['dropdown4'];
}
else{
$error .= "ERROR: You have not entered whether you were on time or late in your log.Please try again|";
}
if (isset($_POST['late-fee']) && $_POST['late-fee'] !== "" && $_POST['late-fee'] !== "£") {
$LateFee = $_POST['late-fee'];
} else {
$error .= "ERROR: You have not entered a late fee for your load in your log.Please try again|";
}
if (isset($_POST['total-profit']) && $_POST['total-profit'] !== "" && $_POST['total-profit'] !== "£") {
$TotalProfit = $_POST['total-profit'];
} else {
$error .= "ERROR: You have not entered a total profit for your load in your log.Please try again|";
}
$body =
"Name on forum: $ForumName
\nDriver Number: $DriverNumber
\nEmail Address: $EmailAddress
\nDivision: $Division
\nTruck Driving: $TruckDriving
\nCargo: $Cargo
\nDepot Leaving: $DepotLeaving
\nCity Leaving: $CityLeaving
\nCountry Start: $CountryStart
\nDay Start: $DayStart
\nTime Start: $TimeStart
\nMileage Start: $MileageStart
\nDepot Arriving: $DepotArriving
\nCity Arriving: $CityArriving
\nCountry End: $CountryEnd
\nDay End: $DayEnd
\nTime End: $TimeEnd
\nMileage End: $MileageEnd
\nCargo Damage: $CargoDamage
\nTruck Damage: $TruckDamage
\nFuel Cost: $FuelCost
\nFuel Amount: $FuelAmount
\nTravel Expenses: $TravelExpenses
\nFines Cost: $FinesCost
\nOn Time/Late: $OnTimeOrLate
\nLate Fee: $LateFee
\nTotal Profit: $TotalProfit";
if ($Division == "International") {
$to = "jwtmanagementteam@gmail.com";
$subject = "$ForumName Log for International";
} elseif ($Division == "Samcro") {
$to = "jwtsamcrotransport@gmail.com";
$subject = "$ForumName Log for Samcro";
} elseif ($Division == "Port"){
$to = "jwtportlogistics@gmail.com";
$subject = "$ForumName Log for Port'";
} elseif ($Division == "Bio"){
$to = "jwtbiofuels@gmail.com";
$subject = "$ForumName Log for Bio-Fuels'";
} elseif ($Division == "WnD"){
$to = "jwtwagonanddrag@gmail.com";
$subject = "$ForumName Log for WnD'";
}
//WHO THE EMAIL IS FROM MUST BE A RANDOM OTHER WISE ERRORS HAPPEN
$headers = "From: \"JWT Group\" noreply@jwt-group.co.uk\r\n" . "X-Mailer: php";
//THE mail() SENDS THE EMAIL WITH THE VARIABLES THAT YOU JUST SET ABOVE
if ($Division !== " ") {
mail($to, $subject, $body, $headers);
}
//var_dump($to);
//var_dump($subject);
//var_dump($body);
//var_dump($error);
//A MESSAGE TO THE PERSON WHO SENT THE ENQUIRY SENT TO THEIR EMAIL TO SAY THEIR MESSAGE WAS SENT
mail(
$EmailAddress, "Your log for JWT $Division was sent", "Hi $ForumName
\n Your log for JWT $Division has been received.", "From: \"JWT Group\" noreply@jwt-group.co.uk\r\n" . "X-Mailer: php");
///PHP TO INSERT DRIVER'S BANK DETAILS INTO BANK DATABASE
$host=""; // Host name
$username=""; // Mysql username
$password=""; // Mysql password
$db_name=""; // Database name
$tbl_name=""; // Table name
$un = "";
$usrname = "";
$usrpass = "";
$userID = "";
mysql_connect("$host", "$username", "$password")or die("cannot connect");
mysql_select_db("$db_name")or die("cannot select DB");
if(isset ($_SESSION['usrName']))
{
$usrname = $_SESSION['usrName'];
}
else
{
echo "4";
}
//var_dump ($usrname);
if(isset ($_SESSION['usrPass']))
{
$usrpass = $_SESSION['usrPass'];
}
else
{
echo "5";
}
$sql="SELECT * FROM jwtdrivers WHERE username='$usrname' and password='$usrpass'";
$result=mysql_query($sql);
$rows=mysql_fetch_array($result);
$userID = $rows['id'];
//var_dump ($userID);
if($userID == "")
{
echo "3";
}
else
{
$TotalProfitPost = $TotalProfit;
$LateFeePost = $LateFee;
$FinesCostPost2 = $FinesCost;
$TravelExpensesPost2 = $TravelExpenses;
$FuelCostPost = $FuelCost;
$CargoDamagePost = $CargoDamage;
$TruckDamagePost = $TruckDamage;
var_dump ($TotalProfitPost);
var_dump($FinesCostPost2);
var_dump($TravelExpensesPost2);
$sql="INSERT INTO jwtdriversbank2 (DriverID, LogID, TotalProfit, LateFee, FinesCost, TravelExpenses, FuelCost, CargoDamage, TruckDamage) VALUES ('$userID', COALESCE((Select MAX(LogID) from jwtdriversbank2 tab2 where tab2.DriverID = '$userID'),0)+1,'$TotalProfitPost','$LateFeePost', '$FinesCostPost2' , '$TravelExpensesPost2' ,'$FuelCostPost','$CargoDamagePost','$TruckDamagePost')";
$result = mysql_query($sql);
if($result)
{
}
else
{
die(mysql_error());
}
}
//POINT BACK TO THE PAGE THAT YOU WERE JUST ON//
// if ($error == " ") {
// header('Location: ./drivers-log.php');
// } else {
// header('Location: ./drivers-log.php?error=' . $error . '');
// }
?>
这是我之前有 session_start() 的地方：
///PHP TO INSERT DRIVER'S BANK DETAILS INTO BANK DATABASE
session_start()
$host=""; // Host name
$username=""; // Mysql username
$password=""; // Mysql password
$db_name=""; // Database name
$tbl_name=""; // Table name
抱歉，如果您不需要我的所有代码，但我不确定您需要哪一段代码，但请放心，除了有时会发送电子邮件但未收到详细信息这一事实之外，一切正常输入到数据库中。