PHP在edit.PHP中删除并重新插入表单中的所有数据
我试图通过编辑页面更新数据，从“位置”表中删除所有现有数据，然后重新插入。当我按下“保存”按钮时，页面完全重定向到索引页面，但当我查看配置文件时，我看到“位置”数据库是空的 请帮助我，因为我已经在这个问题上苦读了一个星期了 Edit.phpPHP在edit.PHP中删除并重新插入表单中的所有数据,php,mysql,forms,Php,Mysql,Forms,我试图通过编辑页面更新数据，从“位置”表中删除所有现有数据，然后重新插入。当我按下“保存”按钮时，页面完全重定向到索引页面，但当我查看配置文件时，我看到“位置”数据库是空的 请帮助我，因为我已经在这个问题上苦读了一个星期了 Edit.php <?php session_start(); $pdo = new PDO('mysql:host=localhost;port=3306;dbname=misc', 'rs', 'rs123'); // See the "errors
<?php
session_start();
$pdo = new PDO('mysql:host=localhost;port=3306;dbname=misc',
'rs', 'rs123');
// See the "errors" folder for details...
$pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
if ( isset($_POST['first_name']) && isset($_POST['last_name'])
&& isset($_POST['email']) && isset($_POST['headline'])
&& isset($_POST['summary']) && isset($_POST['profile_id'])) {
// Data validation
if(filter_var($_POST['email'],FILTER_VALIDATE_EMAIL)){
if ( !isset($_POST['first_name']) || !isset($_POST['last_name'])
|| !isset($_POST['email']) || !isset($_POST['headline']) || !isset($_POST['summary'])) {
$_SESSION['failure'] = "All fields are required";
header("Location: edit.php?profile_id=". $_REQUEST["profile_id"]);
return;
}
}
else{
$_SESSION["failure"] = "Email address must have an @ sign.";
header("Location: edit.php?profile_id=". $_REQUEST["profile_id"]);
return;
}
$sql = "UPDATE `profile` SET first_name = ?,
last_name = ?, email = ?,
headline = ?, summary=?
WHERE profile_id = ?";
$stmt = $pdo->prepare($sql);
$stmt->execute(array(
$_POST['first_name'],
$_POST['last_name'],
$_POST['email'],
$_POST['headline'],
$_POST['summary'],
$_POST['profile_id']));
$profile_id = $_GET['profile_id'];
$stmt = $pdo->prepare("DELETE FROM `Position` WHERE `profile_id` = ?");
$stmt->execute(array($_GET['profile_id']));
$rank=1;
for($i=1; $i<=9; $i++) {
if ( ! isset($_POST['year'.$i]) ) continue;
if ( ! isset($_POST['desc'.$i]) ) continue;
$year = $_POST['year'.$i];
$desc = $_POST['desc'.$i];
$stmt = $pdo->prepare("INSERT INTO `position`
(`profile_id`, `rank`, `year`, `description`)
VALUES ( ?, ?, ?, ?)");
$stmt->execute(array($profile_id, $rank, $year, $desc));
$rank++;
}
$_SESSION["success"]="Record Added";
header("Location: index.php");
return;
}
$stmt = $pdo->prepare("SELECT `profile_id`, `first_name`, `last_name`, `email`, `headline`, `summary` FROM `profile` WHERE `profile_id` = ?");
$stmt->execute(array($_GET['profile_id']));
$row = $stmt->fetch(PDO::FETCH_ASSOC);
// Flash pattern
if ( isset($_SESSION['failure']) ) {
echo '<p style="color:red">'.$_SESSION['failure']."</p>\n";
unset($_SESSION['failure']);
}
$fname = htmlentities($row['first_name']);
$lname = htmlentities($row['last_name']);
$email = htmlentities($row['email']);
$headline = htmlentities($row['headline']);
$summary = htmlentities($row['summary']);
$profile_id = $row['profile_id'];
?>
<!DOCTYPE html>
<html lang="en">
<head>
<title>Rounak Simlai</title>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" integrity="sha384-1q8mTJOASx8j1Au+a5WDVnPi2lkFfwwEAa8hDDdjZlpLegxhjVME1fgjWPGmkzs7" crossorigin="anonymous">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap-theme.min.css" integrity="sha384-fLW2N01lMqjakBkx3l/M9EahuwpSfeNvV63J5ezn3uZzapT0u7EYsXMjQV+0En5r" crossorigin="anonymous">
<script src="https://code.jquery.com/jquery-3.2.1.js" integrity="sha256-DZAnKJ/6XZ9si04Hgrsxu/8s717jcIzLy3oi35EouyE=" crossorigin="anonymous"></script>
</head>
<body>
<div class="container">
<h1>Editing profile for<?php echo" ".$_SESSION['name'];?></h1>
<form method="post">
<p>First Name:
<input type="text" name="first_name" value="<?php echo($fname); ?>" size="60"/></p>
<p>Last Name:
<input type="text" name="last_name" value="<?php echo($lname); ?>" size="40"/></p>
<p>Email:
<input type="text" name="email" value="<?php echo($email); ?>"/></p>
<p>Headline:<br>
<input type="text" name="headline" value="<?php echo($headline); ?>"/></p>
<p>Summary:<br/>
<textarea name="summary" rows="8" cols="80"> <?php echo($summary); ?> </textarea></p>
<input type="hidden" name="profile_id" value="<?php echo($profile_id); ?>">
<p>Position: <input type="submit" id="addPos" value="+">
<div id="position_fields">
<?php
$stmt = $pdo->prepare("SELECT * FROM `position` WHERE profile_id = ?");
$stmt->execute(array($_GET['profile_id']));
foreach($stmt->fetchAll(PDO::FETCH_ASSOC) as $row){
$year=$row['year'];
$desc=$row['description'];
$countPos = 1;
echo"<div id='position'".$countPos.">";
echo"<p> Year: <input type='text' name=\"year ".$countPos."\" value='".$year."' /> ";
echo"<input type=\"button\" value=\"-\" onclick=\"$(\'#position'+countPos+'\').remove();return false;\"></p> ";
echo"<textarea name=\"desc".$countPos."' rows=\"8\" cols=\"80\" >$desc</textarea>";
echo"</div>";
$countPos++;
}
?>
</div>
</p>
<p>
<input type="submit" id="submit" value="Save"/>
<a href="index.php">Cancel</a></p>
</form>
</div>
<script>
countPos = 1;
$(document).ready(function(){
window.console && console.log('Document ready called');
$('#addPos').click(function(event){
event.preventDefault();
if ( countPos >= 9 ) {
alert("Maximum of nine position entries exceeded");
return;
}
countPos++;
window.console && console.log("Adding position "+countPos);
$('#position_fields').append(
'<div id="position'+countPos+'"> \
<p>Year: <input type="text" name="year'+countPos+'" value="" /> \
<input type="button" value="-" \
onclick="$(\'#position'+countPos+'\').remove();return false;"></p> \
<textarea name="desc'+countPos+'" rows="8" cols="80"></textarea>\
</div>');
});
});
</script>
</body>
</html>
鲁纳克辛莱
编辑的配置文件
名字：
<?php
session_start();
$pdo = new PDO('mysql:host=localhost;port=3306;dbname=misc',
'rs', 'rs123');
// See the "errors" folder for details...
$pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
$stmt= $pdo->prepare("SELECT * FROM profile WHERE profile_id = ?");
$stmt->execute(array($_GET['profile_id']));
$row=$stmt->fetch(PDO::FETCH_ASSOC);
$fname=htmlentities($row['first_name']);
$lname=htmlentities($row['last_name']);
$email=htmlentities($row['email']);
$headline=htmlentities($row['headline']);
$summary=htmlentities($row['summary']);
$profile_id=htmlentities($row['profile_id']);
?>
<!DOCTYPE html>
<html>
<head>
<title>Rounak Simlai</title>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" integrity="sha384-1q8mTJOASx8j1Au+a5WDVnPi2lkFfwwEAa8hDDdjZlpLegxhjVME1fgjWPGmkzs7" crossorigin="anonymous">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap-theme.min.css" integrity="sha384-fLW2N01lMqjakBkx3l/M9EahuwpSfeNvV63J5ezn3uZzapT0u7EYsXMjQV+0En5r" crossorigin="anonymous">
<script src="https://code.jquery.com/jquery-3.2.1.js" integrity="sha256-DZAnKJ/6XZ9si04Hgrsxu/8s717jcIzLy3oi35EouyE=" crossorigin="anonymous"></script>
</head>
<body>
<div class="container">
<h1>Profile information</h1>
<form method="post">
<p>First Name: <?php echo(" ".$fname); ?></p>
<p>Last Name: <?php echo(" ".$lname); ?> </p>
<p>Email: <?php echo(" ".$email); ?> </p>
<p>Headline: <?php echo(" ".$headline); ?> <br/></p>
<p>Summary: <?php echo(" ".$summary); ?> <br/><p>
<input type="hidden" name="profile_id" value="<?= $profile_id ?>">
</p>
<p>Position</p><ul>
<?php
$stmt= $pdo->prepare("SELECT * FROM position WHERE profile_id = ?");
$stmt->execute(array($_GET['profile_id']));
foreach($stmt->fetchAll(PDO::FETCH_ASSOC) as $row){
echo"<li>".$row['year']." : ".$row['description']."</li>";
}
?>
</ul>
<a href="index.php">Done</a>
</form>
</div>
</body>
</html>
<?php
session_start();
$pdo = new PDO('mysql:host=localhost;port=3306;dbname=misc',
'rs', 'rs123');
// See the "errors" folder for details...
$pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
function validatePos() {
for($i=1; $i<=9; $i++) {
if ( ! isset($_POST['year'.$i]) ) continue;
if ( ! isset($_POST['desc'.$i]) ) continue;
$year = $_POST['year'.$i];
$desc = $_POST['desc'.$i];
if ( strlen($year) == 0 || strlen($desc) == 0 ) {
return "All fields are required";
}
if ( ! is_numeric($year) ) {
return "Position year must be numeric";
}
}
return true;
}
$failure=false;
$success=false;
if(isset($_POST['first_name'])&& isset($_POST['last_name'])
&& isset($_POST['email']) && isset($_POST['headline'])
&& isset($_POST['summary'])){
if(strlen($_POST['first_name'])<1 || strlen($_POST['last_name'])<1
||strlen($_POST['email'])<1 || strlen($_POST['headline'])<1
||strlen($_POST['summary'])<1){
$_SESSION['failure'] = "All values are required";
header("Location: add.php");
return;
}
if(!filter_var($_POST['email'],FILTER_VALIDATE_EMAIL)){
$_SESSION["failure"]="Email address must contain @ sign.";
header("Location: add.php");
return;
}
$stmt = $pdo->prepare('INSERT INTO `profile`(`user_id`, first_name, last_name, email, headline, summary)
VALUES ( ?, ?, ?, ?, ?, ?)');
$stmt->execute(array($_SESSION['user_id'],
$_POST['first_name'],
$_POST['last_name'],
$_POST['email'],
$_POST['headline'],
$_POST['summary']));
$profile_id = $pdo->lastInsertId();
if($stmt==true){
$rank=1;
for($i=1; $i<=9; $i++) {
if ( ! isset($_POST['year'.$i]) ) continue;
if ( ! isset($_POST['desc'.$i]) ) continue;
$year = $_POST['year'.$i];
$desc = $_POST['desc'.$i];
$stmt = $pdo->prepare('INSERT INTO Position
(profile_id, `rank`, `year`, `description`)
VALUES ( ?, ?, ?, ?)');
$stmt->execute(array($profile_id, $rank, $year, $desc));
$rank++;
}
$_SESSION["success"]="Record Added";
header("Location: index.php");
return;
}
}
?>
<!DOCTYPE html>
<html>
<head>
<title>Rounak Simlai</title>
<!-- Latest compiled and minified CSS -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" integrity="sha384-1q8mTJOASx8j1Au+a5WDVnPi2lkFfwwEAa8hDDdjZlpLegxhjVME1fgjWPGmkzs7" crossorigin="anonymous">
<!-- Optional theme -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap-theme.min.css" integrity="sha384-fLW2N01lMqjakBkx3l/M9EahuwpSfeNvV63J5ezn3uZzapT0u7EYsXMjQV+0En5r" crossorigin="anonymous">
<script src="https://code.jquery.com/jquery-3.2.1.js" integrity="sha256-DZAnKJ/6XZ9si04Hgrsxu/8s717jcIzLy3oi35EouyE=" crossorigin="anonymous"></script>
</head>
<body>
<div class="container">
<h1>Adding profile for<?php echo" ".$_SESSION['name']; ?></h1>
<form method="post">
<?php
if ( isset($_SESSION["failure"]) ) {
echo('<p style="color: red;">'.htmlentities($_SESSION["failure"])."</p>\n");
unset($_SESSION["failure"]);
}
?>
<p>First Name:
<input type="text" name="first_name" size="60"/></p>
<p>Last Name:
<input type="text" name="last_name" size="40"/></p>
<p>Email:
<input type="text" name="email"/></p>
<p>Headline:<br>
<input type="text" name="headline"/></p>
<p>Summary:<br/>
<textarea name="summary" rows="8" cols="80"></textarea></p>
<p>
Position: <input type="submit" id="addPos" value="+">
<div id="position_fields">
</div>
</p>
<input type="submit" value="Add">
<a href="index.php"> Cancel </a>
</form>
</div>
<script>
countPos = 0;
$(document).ready(function(){
window.console && console.log('Document ready called');
$('#addPos').click(function(event){
event.preventDefault();
if ( countPos >= 9 ) {
alert("Maximum of nine position entries exceeded");
return;
}
countPos++;
window.console && console.log("Adding position "+countPos);
$('#position_fields').append(
'<div id="position'+countPos+'"> \
<p>Year: <input type="text" name="year'+countPos+'" value="" /> \
<input type="button" value="-" \
onclick="$(\'#position'+countPos+'\').remove();return false;"></p> \
<textarea name="desc'+countPos+'" rows="8" cols="80"></textarea>\
</div>');
});
});
</script>
</body>
</html>
<?php
session_start();
$pdo = new PDO('mysql:host=localhost;port=3306;dbname=misc',
'rs', 'rs123');
// See the "errors" folder for details...
$pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
?>
<html>
<head>
<title>Rounak Simlai</title>
<!-- Latest compiled and minified CSS -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" integrity="sha384-1q8mTJOASx8j1Au+a5WDVnPi2lkFfwwEAa8hDDdjZlpLegxhjVME1fgjWPGmkzs7" crossorigin="anonymous">
<!-- Optional theme -->
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap-theme.min.css" integrity="sha384-fLW2N01lMqjakBkx3l/M9EahuwpSfeNvV63J5ezn3uZzapT0u7EYsXMjQV+0En5r" crossorigin="anonymous">
</head>
<body>
<div class="container">
<h1>Rounak Simlai's Resume Registry</h1>
<?php
if (!isset($_COOKIE['data']))
{
echo '<p><a href="login.php">Please log in</a></p>';
echo('<table border="1">'."\n");
$stmt= $pdo->prepare("SELECT profile_id, first_name, last_name, headline FROM `profile`");
$stmt->execute();
if($stmt->rowCount()==0){
echo "No Rows Found";
}
else{
echo"<thead><tr>
<th>Name</th>
<th>Headline</th>
</tr></thead>";
while($row=$stmt->fetch(PDO::FETCH_ASSOC)){
echo "<tr><td>";
echo'<a href="view.php?profile_id='.$row['profile_id'].'">'.htmlentities($row['first_name']).' '.htmlentities($row['last_name']).'</a>';
echo("</td><td>");
echo(htmlentities($row['headline']));
echo("</td><td>");
}
}
}
if (isset($_COOKIE['data'])){
$msg=false;
if(isset($_SESSION["success"])) {
echo('<p style="color: green;">'.htmlentities($_SESSION["success"])."</p>\n");
unset($_SESSION['success']);
}
echo('<table border="1">'."\n");
$stmt= $pdo->prepare("SELECT profile_id, first_name, last_name, headline FROM `profile`");
$stmt->execute();
if($stmt->rowCount()==0){
$msg="No Rows Found";
}
else{
echo"<thead><tr>
<th>Name</th>
<th>Headline</th>
<th>Action</th>
</tr></thead>";
while($row=$stmt->fetch(PDO::FETCH_ASSOC)){
echo "<tr><td>";
echo'<a href="view.php?profile_id='.$row['profile_id'].'">'.htmlentities($row['first_name']).' '.htmlentities($row['last_name']).'</a>';
echo("</td><td>");
echo(htmlentities($row['headline']));
echo("</td><td>");
echo('<a href="edit.php?profile_id='.$row['profile_id'].'">Edit</a> / ');
echo('<a href="delete.php?profile_id='.$row['profile_id'].'">Delete</a>');
echo("</td></tr>\n");
}
}
echo"<p>".htmlentities($msg)."</p>
<p><a href=\"add.php\">Add New Entry</a></p>
<p><a href=\"logout.php\">Logout</a></p>
</div>";
}
?>
</body>
</html>
<?php
session_start();
$pdo = new PDO('mysql:host=localhost;port=3306;dbname=misc',
'rs', 'rs123');
// See the "errors" folder for details...
$pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
if ( isset($_POST['delete']) && isset($_POST['profile_id']) ) {
$sql = "DELETE FROM `profile` WHERE profile_id = ?";
$stmt = $pdo->prepare($sql);
$stmt->execute(array($_POST['profile_id']));
$_SESSION['success'] = 'Record deleted';
header( 'Location: index.php' ) ;
return;
}
$stmt = $pdo->prepare("SELECT first_name, last_name, profile_id FROM `profile` where profile_id = ?");
$stmt->execute(array($_GET['profile_id']));
$row = $stmt->fetch(PDO::FETCH_ASSOC);
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Rounak Simlai</title>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap.min.css" integrity="sha384-1q8mTJOASx8j1Au+a5WDVnPi2lkFfwwEAa8hDDdjZlpLegxhjVME1fgjWPGmkzs7" crossorigin="anonymous">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.6/css/bootstrap-theme.min.css" integrity="sha384-fLW2N01lMqjakBkx3l/M9EahuwpSfeNvV63J5ezn3uZzapT0u7EYsXMjQV+0En5r" crossorigin="anonymous">
</head>
<body>
<div class="container">
<h1>Deleting profile</h1>
<form method="post">
<p>First Name: <?php echo($row['first_name']); ?> </p>
<p>Last Name: <?php echo($row['last_name']);?> </p>
<input type="hidden" name="profile_id" value="<?= $row['profile_id'] ?>">
<input type="submit" value="Delete" name="delete">
<a href="index.php">Cancel</a>
</form>
</div>
</body>
</html>
<?php // Do not put any HTML above this line
session_start();
$pdo = new PDO('mysql:host=localhost;port=3306;dbname=misc',
'rs', 'rs123');
// See the "errors" folder for details...
$pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
$salt = 'XyZzy12*_';
$failure = false; // If we have no POST data
// Check to see if we have some POST data, if we do process it
if ( isset($_POST['email']) && isset($_POST['pass']) ) {
if(filter_var($_POST['email'],FILTER_VALIDATE_EMAIL)){
if ( strlen($_POST['email']) < 1 || strlen($_POST['pass']) < 1 ) {
$_SESSION["failure"] = "Email and password are required";
header("Location: login.php");
return;
} else {
$check = hash('md5', $salt.$_POST['pass']);
$stmt = $pdo->prepare('SELECT `user_id`, `name` FROM users WHERE email = ? AND pass = ?');
$stmt->execute(array($_POST['email'], $check));
$row = $stmt->fetch(PDO::FETCH_ASSOC);
if ( $row !== false ) {
$_SESSION['name'] = $row['name'];
$_SESSION['user_id'] = $row['user_id'];
setcookie('data','1999');
// Redirect the browser to index.php
header("Location: index.php");
return;
} else {
$_SESSION["failure"] = "Incorrect password";
error_log("Login fail ".$_POST['email']." $check");
header("Location: login.php");
return;
}
}
}
else{
$_SESSION["failure"] = "Email must have an @ sign.";
header("Location: login.php");
return;
}
}
?>
<!DOCTYPE html>
<html>
<head>
<title>Rounak Simlai</title>
</head>
<body>
<?php require_once "bootstrap.php"; ?>
<div class="container">
<h1>Please Log In</h1>
<?php
if ( isset($_SESSION["failure"]) ) {
echo('<p style="color: red;">'.htmlentities($_SESSION["failure"])."</p>\n");
unset($_SESSION["failure"]);
}
?>
<form method="POST">
<label for="nam">User Name</label>
<input type="text" name="email" id="email"><br/>
<label for="id_1723">Password</label>
<input type="text" name="pass" id="id_1723"><br/>
<input type="submit" onclick="return doValidate();" value="Log In">
<a href="index.php">Cancel</a>
</form>
<p><br>
For a password hint, view source and find a password hint
in the HTML comments.
<!-- Hint: The password is the three character name of the
programming language used in this class (all lower case)
followed by 123. -->
</p>
</div>
<script>
function doValidate() {
console.log('Validating...');
try {
addr = document.getElementById('email').value;
pw = document.getElementById('id_1723').value;
console.log("Validating addr="+addr+" pw="+pw);
if (addr == null || addr == "" || pw == null || pw == "") {
alert("Both fields must be filled out");
return false;
}
if ( addr.indexOf('@') == -1 ) {
alert("Invalid email address");
return false;
}
return true;
} catch(e) {
return false;
}
return false;
}</script>
</body>
</html>
<?php
session_start();
setcookie('data');
unset($_SESSION['name']);
unset($_SESSION['user_id']);
header("Location: index.php");
?>