Javascript 为什么不是'；t正在读取的文件不会被发布
我的代码应该是使用js将文件发布到php。它不起作用。我以前曾尝试查看正在发送的图像。这是行不通的。如果有人想查看代码的功能，这是一个登录示例：Javascript 为什么不是'；t正在读取的文件不会被发布,javascript,php,html,Javascript,Php,Html,我的代码应该是使用js将文件发布到php。它不起作用。我以前曾尝试查看正在发送的图像。这是行不通的。如果有人想查看代码的功能，这是一个登录示例：用户名：john&密码：1234。如果有人能帮助我，请提前感谢 这是html <!DOCTYPE html> <html> <head> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.j
用户名：john密码：1234<!DOCTYPE html>
<html>
<head>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
<script src="https://www.gstatic.com/firebasejs/4.13.0/firebase.js"></script>
<script>
// Initialize Firebase
var config = {
apiKey: "AIzaSyCg8CauUyZeBGffR_2yAv7hkb-pD9zuzrA",
authDomain: "push-notifications-affa8.firebaseapp.com",
databaseURL: "https://push-notifications-affa8.firebaseio.com",
projectId: "push-notifications-affa8",
storageBucket: "push-notifications-affa8.appspot.com",
messagingSenderId: "1027448457059"
};
firebase.initializeApp(config);
</script>
<link rel="manifest" href="/manifest.json">
<title>MegaLords</title>
<link rel="stylesheet" href="styles/main.css">
<style>
#fileToUpload {
display:none;
}
#logout {
all: initial;
font-family: "Comic Sans MS", "Comic Sans", cursive;
cursor: pointer;
}
#logout:hover{
color: blue;
}
</style>
<script src="script/main.js"></script>
</head>
<body>
<div id="test" class = "topnav">
<a class=active>Home</a>
<a href=news.php>News</a>
<a href=contact.php>Contact</a>
<a href=about.php>About</a>
<a href=buy.php>Buy</a>
<?php
if(isset($_COOKIE['username'])){
echo "<a href=game.php>Play</a>";
echo "<button onclick=" . "document.getElementById('id04').style.display='block'" . ">Profile</button>";
}else{
echo "<button onclick=" . "document.getElementById('id01').style.display='block'" . ">Sign Up</button>";
echo "<button onclick=" . "document.getElementById('id02').style.display='block'" . "> Login</button>";
}
?>
</div>
<div id="id01" class="modal" style = 'padding-top: 50px;'>
<form id=signUpForm class="modal-content">
<span onclick="document.getElementById('id01').style.display='none'" class="close" title="Close Modal">×</span>
<div class="container">
<h1>Sign Up</h1>
<p>Please fill in this form to create an account.</p>
<hr>
<p id ="errusra" class="err"></p>
<label><b>Username</b></label>
<input id="signUpUsername" type="text" placeholder="Enter Username" class = "profile" required>
<p id="erremaila" class="err"></p>
<label><b>Email</b></label>
<input type="text" placeholder="Enter Email" id="signUpEmail" class = "profile" required>
<p id="errpswa" class="err"></p>
<label><b>Password</b></label>
<input id="signUpPassword"type="password" placeholder="Enter Password" class = "profile" required>
<p id="errrepswa" class="err"></p>
<label><b>Repeat Password</b></label>
<input type="password" placeholder="Repeat Password" id="passwordRepeat" class = "profile" required>
<label>
<input type="checkbox" checked="checked" style="margin-bottom:15px"> Remember me
</label>
<p>By creating an account you agree to our <a href="#" style="color:dodgerblue">Terms & Privacy</a>.</p>
<div class="clearfix">
<button type="button" onclick="document.getElementById('id01').style.display='none'" class="cancelSignUpbtn">Cancel</button>
<button type="submit" class="signupbtn">Sign Up</button>
</div>
</div>
</form>
</div>
<div id="id02" class="modal" style = "padding-top: 50px;">
<form id="loginform"class="modal-content animate">
<div class="imgcontainer">
<span onclick="document.getElementById('id02').style.display='none'" class="close" title="Close Modal">×</span>
<img src="images/loginformimg.png" alt="Avatar" class="avatar">
</div>
<div class="container">
<p id="loginerr" class = 'err'></p>
<label><b>Username</b></label>
<input id="loginUsername"type="text" placeholder="Enter Username" class="profile" required>
<label><b>Password</b></label>
<input id="loginPassword"type="password" placeholder="Enter Password" class = "profile" required>
<label>
<input type="checkbox" checked="checked" name = "cookies"> Remember me
</label>
</div>
<div class="container" style="background-color:#f1f1f1; overflow:auto;">
<button type="submit"style="background-color: #4CAF50;
color: white;
padding: 14px 20px;
margin: 8px 0;
border: none;
cursor: pointer;
width: 100%;">Login</button>
<button type="button" onclick="document.getElementById('id02').style.display='none'" class="cancelLoginbtn loginButton">Cancel</button>
<span class="psw">Forgot <a href="#">password?</a></span>
</div>
</form>
</div>
<div id="id04" class="modal" style = "padding-top: 50px;">
<form id="changeInfoForm"class = "modal-content animate">
<div class="imgcontainer">
<?php
if(isset($_COOKIE['profilepic'])){
echo "<span onclick=" . '"document.getElementById(' . "'id04').style.display='none' " . '" class="close" title="Close Modal">×</span>
<label for="fileToUpload">
<img src="players/'. $_COOKIE['username']. '/' . $_COOKIE['profilepic'] . '" alt="Avatar" class="avatar" id="img">
</label>
<input type="file" name="fileToUpload" id="fileToUpload">';
}else{
echo "<span onclick=" . '"document.getElementById(' . "'id04').style.display='none' " . '" class="close" title="Close Modal">×</span>
<label for="fileToUpload">
<img src="images/loginformimg.png" alt="Avatar" class="avatar">
</label>
<input type="file" name="fileToUpload" id="fileToUpload">';
}
?>
</div>
<div class="container">
<label>
<b>Username:</b> <input id=changeusername class="profile" name="username"value = <?php echo $_COOKIE['username'];?>>
</label>
<br>
<label>
<b>Email:</b> <input id=changeemail class="profile" name="email"value = <?php if(isset($_COOKIE['email'])){ echo $_COOKIE['email']; } ?>>
</label>
<br>
<label>
<b>New Password:</b> <input id="changerepassword"type="password" name="password"class="profile" >
</label>
<br>
<label>
<b>Current Password:</b> <input id=changepassword type="password" name="new-password"class="profile" required>
</label>
<br>
</div>
<div class="container" style="background-color:#f1f1f1; overflow:auto;">
<input type="submit"style="background-color: #4CAF50;
color: white;
padding: 14px 20px;
margin: 8px 0;
border: none;
cursor: pointer;
width: 100%;" value="Change Profile Info"name="submit">
<button type="button" onclick="document.getElementById('id04').style.display='none'" class="cancelLoginbtn loginButton">Cancel</button>
<span class="psw"><a id="logout"onclick="logout()">Logout</a></span>
</div>
</form>
</div>
<script src="profile.js"></script>
<?php include 'selectimage.php'?>
<h1>Welcome to MegaLords</h1>
<p>MegaLords is a place where mortals can become gods, and fallen gods can become true gods once more. Becoming a god is a very difficult process, and cannot be explained. Contact me if you wish to become a god.
<h4>Requirements</h4>
<ul>
<li>You must have beaten the game</li>
<li>You must be a mortal or fallen god</li>
<li>You must be weaker than a lower god</li>
<li>You cannot be a mythical creature, but we are looking for mythical creatures</li>
</ul>
<h4>Instructions</h4>
<ol>
<li>Beat the game</li>
<li>The Owner will immediately contact you, if not contact them</li>
<li>The Owner will grant you goddhood</li>
</ol>
</p>
<footer>
<p>Posted by: Electrox</p>
<p>Contact information: <a href="mailto:quimortemking@gmail.com">QuiMortemKing@gmail.com</a>.</p>
</footer>
</body>
</html>
<?php
include 'templates/connect.php';
if(isset($_POST['username'])){
$username = $_POST['username'];
}
if(isset($_POST['email'])){
$email = $_POST['email'];
}
if(isset($_POST['password'])){
$password = $_POST['password'];
}
if(isset($_POST["new-password"])){
$newpassword = $_POST["new-password"];
}
$currusername = $_COOKIE['username'];
$query="SELECT * FROM `Users`
WHERE `username` = '$currusername' AND `psw` = '$password';";
$result = mysqli_query($conn, $query);
$row = mysqli_fetch_row($result);
$id = $row[0];
//echo $row[3];
if(!$result || mysqli_num_rows($result) === 0){
echo $username . $password;
}else{
if($row[1] === $username){
if($row[3] === $email || $email == ""){
if(isset($newpassword)){
$query="UPDATE `Users` SET `psw` = '$newpassword' WHERE `id` = '$id';";
echo $query;
$result = mysqli_query($conn, $query);
}else {
echo "Everything is the same";
}
}
}else if(isset($email)){
if(isset($newpassword)){
$query="UPDATE `Users` SET `username` = '$username' WHERE id = '$id';
UPDATE `Users` SET `password` = '$newpassword' WHERE `id` = '$id';";
rename('players/' . $row[1], 'players/' . $username);
$result = mysqli_query($conn, $query);
}
}else if(isset($newpassword)){
$query="UPDATE `Users` SET `username` = '$username' WHERE id = '$id';
UPDATE `Users` SET `email` = '$email' WHERE id = '$id';
UPDATE `Users` SET `password` = '$newpassword' WHERE `id` = '$id';";
$result = mysqli_query($conn, $query);
rename('players/' . $row[1], 'players/' . $username);
}else {
echo "Everything is the same";
}
}
foreach($_FILES as $data){
echo $data[name];
}
if(isset($_FILES['fileToUpload'])){
$target_dir = "players/". $_COOKIE['username'] . "/";
$target_file = $target_dir . basename($_FILES["fileToUpload"]["name"]);
$uploadOk = 1;
$imageFileType = strtolower(pathinfo($target_file,PATHINFO_EXTENSION));
// Check if image file is a actual image or fake image
if(file_exists($_FILES['fileToUpload']['tmp_name']) || is_uploaded_file($_FILES['fileToUpload']['tmp_name'])) {
$check = getimagesize($_FILES["fileToUpload"]["tmp_name"]);
if($check !== false) {
echo "File is an image - " . $check["mime"] . ".";
$uploadOk = 1;
} else {
echo "File is not an image.";
$uploadOk = 0;
}
// Check if file already exists
if (file_exists($target_file)) {
echo "Sorry, file already exists.";
$uploadOk = 0;
}
// Check file size
if ($_FILES["fileToUpload"]["size"] > 500000) {
echo "Sorry, your file is too large.";
$uploadOk = 0;
}
// Allow certain file formats
if($imageFileType != "jpg" && $imageFileType != "png" && $imageFileType != "jpeg"
&& $imageFileType != "gif" ) {
echo "Sorry, only JPG, JPEG, PNG & GIF files are allowed.";
$uploadOk = 0;
}
// Check if $uploadOk is set to 0 by an error
if ($uploadOk == 0) {
echo "Sorry, your file was not uploaded.";
// if everything is ok, try to upload file
} else {
if (move_uploaded_file($_FILES["fileToUpload"]["tmp_name"], $target_file)) {
echo basename( $_FILES["fileToUpload"]["name"]);
$query = "UPDATE `Users` SET `userimage` = '". $_FILES["fileToUpload"]["name"] . "' WHERE `username` = '$currusername'";
unlink("players/$row[1]/$row[5]");
$result = mysqli_query($conn, $query);
} else {
echo "Sorry, there was an error uploading your file.";
}
}
}
}
?>
您必须在表单中设置enctype属性，以便服务器可以读取文件
<form id="changeInfoForm" class = "modal-content animate" enctype="multipart/form-data">
您必须在表单中设置enctype属性，以便服务器可以读取文件
<form id="changeInfoForm" class = "modal-content animate" enctype="multipart/form-data">
这只是“测试代码”，对吗？你不打算让所有这些都完全不安全，只是将一些用户输入阻塞到数据库中，代码可以在任何时间内运行？你能解释一下这是什么意思吗？我的印象是，只要某人没有数据库的密码，他们就不能进入数据库？是的，这是测试代码。不过，我还是想知道上面的代码出了什么问题。将此属性放在表单标记enctype=“multipart/form data”中。这样就行了。这是一个答案，不是评论@Nicolascolmants这只是“测试代码”，对吗？你不打算让所有这些都完全不安全，只是将一些用户输入阻塞到数据库中，代码可以在任何时间内运行？你能解释一下这是什么意思吗？我的印象是，只要某人没有数据库的密码，他们就不能进入数据库？是的，这是测试代码。不过，我还是想知道上面的代码出了什么问题。将此属性放在表单标记enctype=“multipart/form data”中。这样就行了。顺便说一句，这是一个答案而不是评论@nicolascolman