我的1个php文件有问题，它没有上传它添加到数据库的图像好，但是../images文件夹中没有图像？而且我也收到以下错误
[28-Sep-2019 14:29:36欧洲/伦敦] PHP注意：未定义的变量： 在第176行的/home/blog/admin/add-post.php中签入
<?php //include config
require_once('../includes/config.php');
//if not logged in redirect to login page
if(!$user->is_logged_in()){ header('Location: login.php'); }
?>
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>Admin - Add Post</title>
<link rel="stylesheet" href="../style/normalize.css">
<link rel="stylesheet" href="../style/main.css">
<script src="//tinymce.cachefly.net/4.0/tinymce.min.js"></script>
<script>
tinymce.init({
selector: "textarea",
plugins: [
"advlist autolink lists link image charmap print preview anchor",
"searchreplace visualblocks code fullscreen",
"insertdatetime media table contextmenu paste"
],
toolbar: "insertfile undo redo | styleselect | bold italic | alignleft aligncenter alignright alignjustify | bullist numlist outdent indent | link image"
});
</script>
</head>
<body>
<div id="wrapper">
<?php include('menu.php');?>
<p><a href="./">Blog Admin Index</a></p>
<h2>Add Post</h2>
<?php
//if form has been submitted process it
if(isset($_POST['submit'])){
// location where initial upload will be moved to
$target = "images/" . $_FILES['postImage']['name'];
$path = '../'.$target;
//collect form data
extract($_POST);
//very basic validation
if($postTitle ==''){
$error[] = 'Please enter the title.';
}
if($postDesc ==''){
$error[] = 'Please enter the description.';
}
if($postCont ==''){
$error[] = 'Please enter the content.';
}
if(isset($_FILES['postImage'])){
// find thevtype of image
switch ($_FILES["postImage"]["type"]) {
case $_FILES["postImage"]["type"] == "image/gif":
move_uploaded_file($_FILES["postImage"]["tmp_name"], $path);
break;
case $_FILES["postImage"]["type"] == "image/jpeg":
move_uploaded_file($_FILES["postImage"]["tmp_name"], $path);
break;
case $_FILES["postImage"]["type"] == "image/pjpeg":
move_uploaded_file($_FILES["postImage"]["tmp_name"], $path);
break;
case $_FILES["postImage"]["type"] == "image/png":
move_uploaded_file($_FILES["postImage"]["tmp_name"], $path);
break;
case $_FILES["postImage"]["type"] == "image/x-png":
move_uploaded_file($_FILES["postImage"]["tmp_name"], $path);
break;
default:
$error[] = 'Wrong image type selected. Only JPG, PNG or GIF accepted!.';
}
}
if(!isset($error)){
try {
$postSlug = slug($postTitle);
//insert into database
$stmt = $db->prepare('INSERT INTO blog_posts_seo (postTitle,postSlug,postDesc,postCont,postDate) VALUES (:postTitle, :postSlug, :postDesc, :postCont, :postDate)') ;
$stmt->execute(array(
':postTitle' => $postTitle,
':postSlug' => $postSlug,
':postDesc' => $postDesc,
':postCont' => $postCont,
':postDate' => date('Y-m-d H:i:s'),
));
$postID = $db->lastInsertId();
if(isset($_FILES['postImage'])){
$stmt = $db->prepare('UPDATE blog_posts_seo SET postImage = :image WHERE postID = :postID') ;
$stmt->execute(array(
':postID' => $postID,
':image' => $target
));
}
//add categories
if(is_array($catID)){
foreach($_POST['catID'] as $catID){
$stmt = $db->prepare('INSERT INTO blog_post_cats (postID,catID)VALUES(:postID,:catID)');
$stmt->execute(array(
':postID' => $postID,
':catID' => $catID
));
}
}
//redirect to index page
header('Location: index.php?action=added');
exit;
} catch(PDOException $e) {
echo $e->getMessage();
}
}
}
//check for any errors
if(isset($error)){
foreach($error as $error){
echo '<p class="error">'.$error.'</p>';
}
}
?>
<form action='' method='post' enctype="multipart/form-data">
<p><label>Title</label><br />
<input type='text' name='postTitle' value='<?php if(isset($error)){ echo $_POST['postTitle'];}?>'></p>
<p><label>Image</label><br />
<input type='file' name='postImage'></p>
<p><label>Description</label><br />
<textarea name='postDesc' cols='60' rows='10'><?php if(isset($error)){ echo $_POST['postDesc'];}?></textarea></p>
<p><label>Content</label><br />
<textarea name='postCont' cols='60' rows='10'><?php if(isset($error)){ echo $_POST['postCont'];}?></textarea></p>
<fieldset>
<legend>Categories</legend>
<?php
$stmt2 = $db->query('SELECT catID, catTitle FROM blog_cats ORDER BY catTitle');
while($row2 = $stmt2->fetch()){
if(isset($_POST['catID'])){
if(in_array($row2['catID'], $_POST['catID'])){
$checked="checked='checked'";
}else{
$checked = null;
}
}
echo "<input type='checkbox' name='catID[]' value='".$row2['catID']."' $checked> ".$row2['catTitle']."<br />";
}
?>
</fieldset>
<p><input type='submit' name='submit' value='Submit'></p>
</form>
</div>
我尝试谷歌搜索错误，但是无法解决，我检查了重新更改的代码，但是仍然没有图像上传，数据库正在显示图像，但是没有显示文件夹
还是有类似176的问题，但是代码对我来说似乎是对的，有人可以给我一些提示吗？