我有一个编辑表单，上面有一些复选框，我很难在更改后将新复选框值发回数据库。到目前为止，表单将加载db中的当前值，但是在单击不同的复选框后，它不会更新db中的更改。任何帮助将不胜感激。
<?php
/*
EDIT.PHP
Allows user to edit specific entry in database
*/
// creates the edit record form
// since this form is used multiple times in this file, I have made it a function that is easily reusable
function renderForm($id, $firstname, $contactname, $phone, $type, $sex, $markers, $error)
{
?>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
<head>
<title>Edit Record</title>
</head>
<body>
<?php
// if there are any errors, display them
if ($error != '')
{
echo '<div style="padding:4px; border:1px solid red; color:red;">'.$error.'</div>';
}
?>
<form action="" method="post">
<input type="hidden" name="id" value="<?php echo $id; ?>"/>
<div>
<p><strong>ID:</strong> <?php echo $id; ?></p>
<strong>First Name: *</strong> <input type="text" name="firstname" value="<?php echo $firstname; ?>"/><br/>
<strong>Contact Name: *</strong> <input type="text" name="contactname" value="<?php echo $contactname; ?>"/><br/>
<strong>Phone Number: *</strong> <input type="text" name="phone" value="<?php echo $phone; ?>"/><br/>
<strong>Type: *</strong>
<select name="type">
<option value="">Select...</option>
<option value="Inpatient Hospital" <?php if($type=="Inpatient Hospital")echo "selected=\"selected\""; ?>>Inpatient Hospital</option>
<option value="Residential Facility"<?php if($type=="Residential Facility")echo "selected=\"selected\""; ?>>Residential Facility</option>
<option value="Behavioral Treatment Facility"<?php if($type=="Behavioral Treatment Facility")echo "selected=\"selected\""; ?>>Behavioral Treatment Facility</option>
<option value="Therapeutic Group Home"<?php if($type=="Therapeutic Group Home")echo "selected=\"selected\""; ?>>Therapeutic Group Home</option>
<option value="Drug or Addictions Rehab"<?php if($type=="Drug or Addictions Rehab")echo "selected=\"selected\""; ?>>Drug or Addictions Rehab</option>
</select><br/>
<input type="radio" name="sex" value="Male" <?php echo ($sex=="Male")?'checked="checked"':'' ?>size="17">Male
<input type="radio" name="sex" value="Female" <?php echo ($sex=="Female")?'checked="checked"':'' ?> size="17">Female
<input type="radio" name="sex" value="Both" <?php echo ($sex=="Both")?'checked="checked"':'' ?> size="17">Both<br/>
<strong>Markers: *</strong> <input type="text" name="markers" value="<?php echo $markers; ?>"/><br/>
<?php
// Create connection
$con=mysqli_connect("localhost","un","pw","childcare");
// Check connection
if (mysqli_connect_errno($con))
{
echo "Failed to connect to MySQL: " . mysqli_connect_error();
}
$result = mysqli_query($con,"SELECT FMarkers FROM faci WHERE ID='$id'");
while($row = mysqli_fetch_array($result))
{
$focus=explode(",",$row['FMarkers']);
?>
Autism<input type="checkbox" name="FMarkers[]" value="Autism" <?php if(in_array("Autism",$focus)) { ?> checked="checked" <?php } ?> >
Attachement Disorder<input type="checkbox" name="FMarkers[]" value="Attachement Disorder" <?php if(in_array("Attachement Disorder",$focus)) { ?> checked="checked" <?php } ?> >
Dissociative Disorder<input type="checkbox" name="FMarkers[]" value="Dissociative Disorder" <?php if(in_array("Dissociative Disorder",$focus)) { ?> checked="checked" <?php } ?> >
ODD<input type="checkbox" name="FMarkers[]" value="ODD" <?php if(in_array("ODD",$focus)) { ?> checked="checked" <?php } ?> >
ADHD<input type="checkbox" name="FMarkers[]" value="ADHD" <?php if(in_array("ADHD",$focus)) { ?> checked="checked" <?php } ?> >
<?php
//print_r(array_values($focus));
//echo("<pre>\n");
//print_r($_POST);
//echo("</pre>\n");
//var_dump($dog);
//these below are different ways I have tried to get it to work
//$markers = implode(',', $_POST['dog']);
//$markers=$_POST['focus'];
//$markers = implode(",",$markers);
//$markers = implode(",",$_POST['focus']);
//$check = isset($_POST['focus']) ? $_POST['focus'] : '';
//$markers = is_array($check) ? implode(", ", $check) : '';
//echo $markers;
?>
<?php
}
?>
<p>* Required</p>
<input type="submit" name="submit" value="Submit">
</div>
</form>
</body>
</html>
<?php
}
// connect to the database
include('connect-db.php');
// check if the form has been submitted. If it has, process the form and save it to the database
if (isset($_POST['submit']))
{
// confirm that the 'id' value is a valid integer before getting the form data
if (is_numeric($_POST['id']))
{
// get form data, making sure it is valid
$id = $_POST['id'];
$firstname = mysql_real_escape_string(htmlspecialchars($_POST['firstname']));
$contactname = mysql_real_escape_string(htmlspecialchars($_POST['contactname']));
$phone = mysql_real_escape_string(htmlspecialchars($_POST['phone']));
$type = mysql_real_escape_string(htmlspecialchars($_POST['type']));
$sex = mysql_real_escape_string(htmlspecialchars($_POST['sex']));
$markers = mysql_real_escape_string(htmlspecialchars($_POST['markers']));
// check that firstname/lastname fields are both filled in
if ($firstname == '' || $contactname == '')
{
// generate error message
$error = 'ERROR: Please fill in all required fields!';
//error, display form
renderForm($id, $firstname, $contactname, $phone, $type, $sex, $markers, $error);
}
else
{
// save the data to the database
mysql_query("UPDATE faci SET FName='$firstname', FContact='$contactname', FPhone='$phone', FType='$type', FSex='$sex', FMarkers='$markers' WHERE ID='$id'")
or die(mysql_error());
// once saved, redirect back to the view page
header("Location: facility-view.php");
}
}
else
{
// if the 'id' isn't valid, display an error
echo 'Error!';
}
}
else
// if the form hasn't been submitted, get the data from the db and display the form
{
// get the 'id' value from the URL (if it exists), making sure that it is valid (checing that it is numeric/larger than 0)
if (isset($_GET['id']) && is_numeric($_GET['id']) && $_GET['id'] > 0)
{
// query db
$id = $_GET['id'];
$result = mysql_query("SELECT * FROM faci WHERE ID=$id")
or die(mysql_error());
$row = mysql_fetch_array($result);
// check that the 'id' matches up with a row in the databse
if($row)
{
// get data from db
$firstname = $row['FName'];
$contactname = $row['FContact'];
$phone = $row['FPhone'];
$type = $row['FType'];
$sex = $row['FSex'];
$markers = $row['FMarkers'];
// show form
renderForm($id, $firstname, $contactname, $phone, $type, $sex, $markers, '');
}
else
// if no match, display result
{
echo "No results!";
}
}
else
// if the 'id' in the URL isn't valid, or if there is no 'id' value, display an error
{
echo 'Error!';
}
}
?>