Question

我正在为学校做一个项目，我似乎无法弄清楚我的html / php页面有什么问题。

为了记录，我正在用PHP创建一个html页面，它连接到Oracle数据库。

我正在尝试将Person添加到Person表中，但是当我输入信息并单击提交时，表单（整个页面）完全消失，并且记录未添加到表中。我整天都在网上寻找答案，但仍然无效。

我的代码：

＆＃13;

<DOCTYPE HTML>
<html>
<head>
<a href="http://students.cs.ndsu.nodak.edu/~brfeist/trainStationSchedules.php"><font size="6">Schedules</font></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href="http://students.cs.ndsu.nodak.edu/~brfeist/trainStationPassengers.php"><font size="6">Passengers</font></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href="http://students.cs.ndsu.nodak.edu/~brfeist/trainStationAddPass.php"><font size="6">Add Passenger</font></a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a href="http://students.cs.ndsu.nodak.edu/~brfeist/trainStationRemovePass.php"><font size="6">Remove Passenger</font></a><br>
______________________________________________________________________________________________________________________________________________
<h1>Add Passenger</h1>
</head>
<body>

<br><br>

<?php
$passengerID = $passengerFName = $passengerLName = $carNo = $seatNo = $trainID = $tName = "";
$passengerIDErr = $passengerFNameErr = $passengerLNameErr = $carNoErr = $seatNoErr = $trainIDErr = $tNameErr = "";

if ($_SERVER["REQUEST_METHOD"] == "POST") {
	if (empty($_POST["passengerFName"])) {
		$passengerFNameErr = "First Name is required";
	} else {
		$passengerFName = test_inpit($_POST["passengerFName"]);
			if (!preg_match("/^[a-zA-Z ]*$/",$passengerFName)) {
				$passengerFNameErr = "Only letters and white space allowed";
			}
	}
	if (empty($_POST["passengerLName"])) {
		$passengerLNameErr = "Last Name is required";
	} else {
		$passengerLName = test_inpit($_POST["passengerLName"]);
			if (!preg_match("/^[a-zA-Z ]*$/",$passengerLName)) {
				$passengerLNameErr = "Only letters and white space allowed";
			}
	}
	if (empty($_POST["carNo"])) {
		$carNoErr = "Car Number is required";
	} else {
		$carNo = test_inpit($_POST["carNo"]);
			if (!is_numeric($carNo)) {
				$carNoErr = "Only numbers allowed";
			}
	}
	if (empty($_POST["seatNo"])) {
		$seatNoErr = "Seat Number is required";
	} else {
		$seatNo = test_inpit($_POST["seatNo"]);
			if (!is_numeric($seatNo)) {
				$seatNoErr = "Only numbers allowed";
			}
	}
	if (empty($_POST["tName"])) {
		$tNameErr = "Train Name is required";
	} else {
		$tName = test_inpit($_POST["tName"]);
			if (!preg_match("/^[a-zA-Z ]*$/",$tName)) {
				$tNameErr = "Only letters and white space allowed";
			}
	}
	$passengerID = test_input($_POST["passengerID"]);
		if (!is_numeric($passengerID)) {
			$passengerIDErr = "Only letters and white space allowed";
	}
}

function test_input($data) {
  $data = trim($data);
  $data = stripslashes($data);
  $data = htmlspecialchars($data);
  return $data;
}
?>

<form method="post" action="<?php echo
htmlspecialchars($_SERVER["PHP_SELF"]);?>">
Enter all information for the passenger<br>
<b>First Name:</b> <input type="text" name="passengerFName" value="<?php echo $passengerFName;?>">
<span class="error">* <?php echo $passengerFNameErr;?></span>
<br><br>
<b>Last Name:</b> <input type="text" name="passengerLName" value="<?php echo $passengerLName;?>">
<span class="error">* <?php echo $passengerLNameErr;?></span>
<br><br>
<b>Car Number:</b> <input type="text" name="carNo" value="<?php echo $carNo;?>">
<span class="error">* <?php echo $carNoErr;?></span>
<br><br>
<b>Seat Number:</b> <input type="text" name="seatNo" value="<?php echo $seatNo"?>">
<span class="error">* <?php echo $seatNoErr;?></span>
<br><br>
<b>Train Name:</b> <input type="text" name="tName" value="<?php echo $tName"?>">
<span class="error">* <?php echo $tNameErr;?></span>
<br><br>
<input type="submit">

<br><br><br>

<?php

$conn = oci_connect('username', 'password', '(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(Host=db1.chpc.ndsu.nodak.edu)(Port=1521)))(CONNECT_DATA=(SID=cs)))');
$query = 'SELECT MAX(personID)
	  FROM Person';

$stid = oci_parse($conn,$query);
oci_execute($stid,OCI_DEFAULT);

//iterate through each row
while ($row = oci_fetch_array($stid,OCI_ASSOC))
{
	//iterate through each item in the row and echo it
	foreach ($row as $item)
	{
		$passengerID = $item + 1;
	}
}
oci_free_statement($stid);
oci_close($conn);

?>

<?php

$conn = oci_connect('username', 'password', '(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(Host=db1.chpc.ndsu.nodak.edu)(Port=1521)))(CONNECT_DATA=(SID=cs)))');
$query = 'SELECT trainID
	  FROM Train
	  WHERE tName = \''. $tName. '\'';

$stid = oci_parse($conn,$query);
$c1 = oci_execute($stid,OCI_DEFAULT);

if ($c1 === FALSE) {
	Echo "Error! Train name does not exist";
}

//iterate through each row
while ($row = oci_fetch_array($stid,OCI_ASSOC))
{
	//iterate through each item in the row and echo it
	foreach ($row as $item)
	{
		$trainID = $item;
	}
}
oci_free_statement($stid);
oci_close($conn);

?>

<?php

$conn = oci_connect('username', 'password', '(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(Host=db1.chpc.ndsu.nodak.edu)(Port=1521)))(CONNECT_DATA=(SID=cs)))');
$query = 'INSERT INTO Person (personID, fname, lname, carNo, seatNo, trainID)
	  VALUES (\''. $passengerID. '\', \''. $passengerFName. '\', \''. $passengerLName. '\', \''. $carNo. '\', \''. $seatNo. '\', \''. $trainID. '\')';

$stid = oci_parse($conn,$query);
$c2 = oci_execute($stid,OCI_COMMIT_ON_SUCCESS);

if ($c2 === FALSE) {
	Echo "Error! Record was not added. Please check the information and try again";
}
elseif ($c2 === TRUE) {
	Echo "Success! Passenger was added to the system";
}

oci_free_statement($stid);
oci_close($conn);

?>

</form>
</body>
</html>

＆＃13;

任何帮助都会很棒。感谢。

提交后，HTML表单消失

0 个答案: