如何将用户头像添加到数据库？ 我已经通过php和ajax在网站上授权和注册了用户！有一个数据库，其中有一个varchar类型的“ img”列！我将图片下载到目录中，但无法将其添加到数据库中！请帮帮我 ！！！ ??? 这是代码： 文件ajax.php
<?php
include 'classes/Auth.class.php';
include 'classes/AjaxRequest.class.php';
if (!empty($_COOKIE['sid'])) {session_id($_COOKIE['sid']);}
session_start();
class AuthorizationAjaxRequest extends AjaxRequest
{
public $actions = array(
"login" => "login",
"logout" => "logout",
"register" => "register",
);
public function login()
{
if ($_SERVER["REQUEST_METHOD"] !== "POST") {
http_response_code(405);
header("Allow: POST");
$this->setFieldError("main", "Method Not Allowed");
return;
}
setcookie("sid", "");
$username = $this->getRequestParam("username");
$password = $this->getRequestParam("password");
$remember = !!$this->getRequestParam("remember-me");
if (empty($username)) {
$this->setFieldError("username", "<p style='text-align:center;margin:0 0 10px 0;'><span style='color:#900000;'>Введите ваш E-mail</span></p>");
return;
}
elseif(isset($username) && !preg_match("/^([a-z-,._,0-9])+@([a-z,._,0-9])+(.([a-z])+)+$/", $username)) {
$this->setFieldError("username", "<p style='text-align:center;margin:0 0 10px 0;'><span style='color:#900000;'>Только действующий E-mail</span></p>");
return; }
if (empty($password)) {
$this->setFieldError("password", "<p style='text-align:center;margin:0 0 10px 0;'><span style='color:#900000;'>Введите пароль</span></p>");
return;
}
$user = new Auth\User();
$auth_result = $user->authorize($username, $password, $remember);
if (!$auth_result) {
$this->setFieldError("password", "<p style='text-align:center;margin:0 0 10px 0;'><span style='color:#900000;'>Неверный Логин или Пароль</span></p>");
return;
}
$this->status = "ok";
$this->setResponse("redirect", " ");
$this->message = sprintf("Hello, %s! Access granted.", $username);
}
public function logout()
{
if ($_SERVER["REQUEST_METHOD"] !== "POST") {
http_response_code(405);
header("Allow: POST");
$this->setFieldError("main", "Method Not Allowed");
return;
}
setcookie("sid", "");
$user = new Auth\User();
$user->logout();
$this->setResponse("redirect", " ");
$this->status = "ok";
}
public function register()
{
if ($_SERVER["REQUEST_METHOD"] !== "POST") {
http_response_code(405);
header("Allow: POST");
$this->setFieldError("main", "Method Not Allowed");
return;
}
setcookie("sid", "");
$username = $this->getRequestParam("username");
$names = $this->getRequestParam("names");
$password1 = $this->getRequestParam("password1");
$password2 = $this->getRequestParam("password2");
if (empty($username)) {
$this->setFieldError("username", "<p style='text-align:center;margin:0 0 10px 0;'><span style='color:#900000;'>Enter your E-mail
</span></p>");
return;
}
elseif(isset($username) && !preg_match("/^([a-z-,._,0-9])+@([a-z,._,0-9])+(.([a-z])+)+$/", $username)) {
$this->setFieldError("username", "<p style='text-align:center;margin:0 0 10px 0;'><span style='color:#900000;'>Only valid E-mail</span></p>");
return; }
if (empty($names)) {
$this->setFieldError("names", "<p style='text-align:center;margin:0 0 10px 0;'><span style='color:#900000;'>Enter your name</span></p>");
return;
}
elseif(isset($names) && !preg_match("/[А-Яа-я]/i", $names)) {
$this->setFieldError("names", "<p style='text-align:center;margin:0 0 10px 0;'><span style='color:#900000;'>Name contains only Russian letters.</span></p>");
return; }
if (empty($password1)) {
$this->setFieldError("password1", "<p style='text-align:center;margin:0 0 10px 0;'><span style='color:#900000;'>enter password</span></p>");
return;
}
if (empty($password2)) {
$this->setFieldError("password2", "<p style='text-align:center;margin:0 0 10px 0;'><span style='color:#900000;'>Confirm the password
</span></p>");
return;
}
if ($password1 !== $password2) {
$this->setFieldError("password2", "<p style='text-align:center;margin:0 0 10px 0;'><span style='color:#900000;'>Passwords do not match</span></p>");
return;
}
$username = htmlspecialchars(trim($username));
$names = htmlspecialchars(trim($names));
$user = new Auth\User();
try {
$new_user_id = $user->create($username, $names, $password1);
} catch (\Exception $e) {
$this->setFieldError("username", $e->getMessage());
return;
}
$user->authorize($username, $password1);
$this->message = sprintf("Hi% s! You have successfully registered!
.", $username);
$this->setResponse("redirect", "/");
$this->status = "ok";
}
}
$ajaxRequest = new AuthorizationAjaxRequest($_REQUEST);
$ajaxRequest->showResponse();
?>
文件配置文件/load_photo.php
<?php
if (!empty($_COOKIE['sid'])) {session_id($_COOKIE['sid']);}
session_start();
require_once '../classes/Auth.class.php';
require_once '../stayt.php';
?>
<?php
if (isset($_POST['upload'])) {
if (isset($_FILES['uploadfile'])) {
$foto_name = time()."_".basename($_FILES['uploadfile']['name']);
$error_flag = $_FILES['uploadfile']['errors'];
if ($error_flag == 0) {
$upfile = getcwd()."/profiles_photos/full_img/".time()."_".basename(iconv('utf-8', 'windows-1251', $_FILES['uploadfile']['name']));
if ($_FILES['uploadfile']['tmp_name']) {
$allowed = array('jpg','jpeg','png');
$ext = pathinfo($_FILES['uploadfile']['name'], PATHINFO_EXTENSION);
if (!in_array($ext, $allowed)) {
$errors[] = "Wrong format!";
}else if(move_uploaded_file($_FILES['uploadfile']['tmp_name'], $upfile)){
mysql_query("UPDATE users SET img = '$foto_name' WHERE id = ".$_SESSION['names']);
}
}else {
$errors[] = "Error";
}
}
}elseif ($_FILES['uploadfile']['size'] == 0) $errors[] = "Select image!";
}
?>
连接数据库是可行的，因为我已经在站点上进行了注册和授权，并且一切都在这里进行。
答案 0 :(得分：0)
可能的问题是：
mysql_query()在PHP5.5.0中已弃用，在PHP7.0.0中已删除。如果服务器正在运行PHP version >= 7，则可能是问题的原因。mysql_connect文件中没有创建指向数据库的链接load_photo。您可能无权访问数据库。 $query = mysql_query(...
if($query) echo "...
else echo mysql_error()...