我想将文件上传到服务器。我已将所有上传文件的代码添加到服务器，但$ _FILES数组为空。文件值未在数组中设置。
我为另一个网页做了相同的代码并且工作正常，但没有弄清楚这个问题。
我已将enctype设置为multipart / form-data但仍为其提供空数组。
html文件：
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Post</title>
</head>
<body>
<script>
</script>
<form class="postForm" id="postForm" method="post" action="addPost.php" enctype="multipart/form-data">
<fieldset>
<legend>Please add the details below </legend>
<p>
<label for="title">Title (required, at least 2 characters)</label>
<input id="title" name="title" minlength="2" type="text" required>
</p>
<p>
<label for="desc">Description (required, at least 2 characters)</label>
<input id="desc" name="desc" minlength="2" type="text" required>
</p>
<p>
<label for="keywords">Keywords (eg:#facebook)(required, at least 2 characters)</label>
<input id="keywords" name="keywords" minlength="2" type="text" required>
</p>
<select id="types" name="types" onchange="myFunction(this)">
<option value="">Select type</option>
<option value="2">Add Link</option>
<option value="0">Upload Image</option>
<option value="1">Upload Video</option>
</select><br><br>
<div id="link" style="display: none">
<p>
<label for="url">URL (required)</label>
<input id="url" type="url" name="url" required>
</p>
<p>
<label for="urlType">Select Url Type :(required)</label>
<select name="urlType" id="urlType">
<option value="">Select Url Type...</option>
<!-- <option value="0">Server Image</option>
<option value="1">Server Video</option>-->
<option value="2">YouTube Video</option>
<option value="3">Vimeo Video</option>
<option value="4">Facebook Image</option>
<option value="5">Facebook Video</option>
<option value="6">Instagram Image</option>
<option value="7">Instagram Video</option>
<option value="-1">Other</option>
</select>
</p>
</div>
<div id="filediv" style="display: none">
Select file to upload:
<br><br>
<input name = "file" type="file" id="fileToUpload"><br><br>
</div>
<p>
<label for="postType"> Select Post Type :(required)</label>
<select name="postType" id="postType">
<option value="">Select Post Type...</option>
<option value="0">Normal</option>
<option value="1">Featured</option>
<option value="2">Sponsored</option>
</select>
</p>
<p>
<label for="category"> Select Category :(required)</label>
<select name="category" id="category">
<option value="">Select Category...</option>
</select>
</p>
<p>
<input type="hidden" name="action_type" id="action_type_id"/>
<input type="hidden" name="id" id="p_id"/>
<!-- <a href="javascript:void(0);" class="btn btn-warning" onclick="$('#postForm').slideUp();">Cancel</a>
<a href="javascript:void(0);" class="btn btn-success" onclick="userAction('add')">Add User</a>-->
<input type="submit" name="submit" id="submit" value="Submit">
</p>
</fieldset>
<div class="result" id="result"></div>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<script src="https://cdn.jsdelivr.net/jquery.validation/1.16.0/jquery.validate.min.js"></script>
<script>
function myFunction(obj) {
var type = obj.value;
var x = document.getElementById('link');
var y = document.getElementById('filediv');
if(type == "2")
{
x.style.display = 'block';
y.style.display = 'none';
}
else {
x.style.display = 'none';
y.style.display = 'block';
}
}
</script>
</form>
</body>
</html>
addPost.php
<?php
include 'Database.php';
ini_set('display_errors', 1);
error_reporting(1);
ini_set('error_reporting', E_ALL);
if(isset($_POST['action_type']) && !empty($_POST['action_type'])) {
if($_POST['action_type'] == 'add') {
$database = new Database(Constants::DBHOST, Constants::DBUSER, Constants::DBPASS, Constants::DBNAME);
$dbConnection = $database->getDB();
$dbConnection->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
$stmt = $dbConnection->prepare("insert into keywords(keyword)
values(?)");
$stmt->execute(array($_POST['keywords']));
$file_result = "";
if(strcmp($_POST['types'],"2") == 0)
{
//insert data into posts table
$stmt = $dbConnection->prepare("insert into posts(category_id,title,url,url_type,description,keywords,post_type)
values(?,?,?,?,?,?,?)");
$stmt->execute(array($_POST['category'], $_POST['title'], $_POST['url'], $_POST['urlType'], $_POST['desc'], $_POST['keywords'],$_POST['postType']));
$count = $stmt->rowCount();
if ($count > 0) {
echo "Post submitted.";
} else {
echo "Could not submit post.";
}
}
else {
if(isset($_POST['submit'])){
print_r($_FILES);
if (isset($_FILES["file"]["name"])) {
$file_result = "";
if ($_FILES["file"]["error"] > 0) {
$file_result .= "No file uploaded or invalid file.";
$file_result .= "Error code : " . $_FILES["file"]["error"] . "<br>";
} else {
if (strcmp($_POST['types'], "0") == 0) {
$target_dir = "AgTv/images/";
} else {
$target_dir = "AgTv/videos/";
}
$newfilename = preg_replace('/\s+/', '',
$_FILES["file"]["name"]);
$target_file = $target_dir . basename($newfilename);
/*$target_file = $target_dir . basename($_FILES["file"]["name"]);*/
$file_result .=
"Upload " . $_FILES["file"]["name"] . "<br>" .
"type " . $_FILES["file"]["type"] . "<br>" .
"temp file " . $_FILES["file"]["tmp_name"] . "<br>";
if (move_uploaded_file($_FILES["file"]["tmp_name"], $target_file)) {
$stmt = $dbConnection->prepare("insert into posts(category_id,title,url,url_type,description,keywords,post_type)
values(?,?,?,?,?,?,?)");
$stmt->execute(array($_POST['category'], $_POST['title'], $newfilename, $_POST['types'], $_POST['desc'], $_POST['keywords'], $_POST['postType']));
$count = $stmt->rowCount();
if ($count > 0) {
echo "The file " . basename($_FILES['file']['name']) . " has been uploaded, and your information has been added to the directory";
} else {
echo "Could not submit post.";
}
}
}
}
else{
echo 'empty file';
}
}
}
}
}
?>
有人可以帮忙吗？谢谢。
答案 0 :(得分：1)
更新解决方案： 只需添加
<script>
$("#postForm").validate();
</script>
包含jquery.validate.min.js。你$ _FILES数组工作正常，你根本就不发送帖子了！