我正在按照本教程进行登录和注册http://www.raywenderlich.com/13511/how-to-create-an-app-like-instagram-with-a-web-service-backend-part-12 . 当我单击登录或注册时,我收到此错误 php
<br />
<b>Warning</b>: Missing argument 2 for login(), called in /Applications/XAMPP/xamppfiles/htdocs/iReporter/index.php on line 13 and defined in <b>/Applications/XAMPP/xamppfiles/htdocs/iReporter/api.php</b> on line <b>36</b><br />
{"error":"Wrong username or password"}
这是我的php代码:
<?php
session_start();
require("lib.php");
require("api.php");
header("Content-Type: application/json");
//API
switch ($_POST['command']) {
case "login":
login($_POST['username'] && $_POST['password']);
break;
case "register":
register($_POST['username'] && $_POST['password']);
break;
case "upload":
upload($_SESSION['IdUser'], $_FILES['file'], $_POST['title']);
break;
}
exit();
?>
和 api.php 代码:
<?php
//API implementation to come here
function errorJSON($msg){
//Returning erros back to user
print json_encode(array('error' => $msg));
exit();
}
//Register function
function register($user, $pass){
//checking if username exists
$login = query("SELECT username FROM login WHERE username='%s' limit 1", $user);
if (count($login['result']) >0) {
errorJSON('Username already exists');
}
//Registering user
$result = query("INSERT INTO login(username, pass) VALUES('%s', '%s')", $user, $pass);
if (!$result['error'] ) {
//Success
login($user, $pass);
} else {
//error
errorJSON('Sorry, something went wrong');
}
}
function login($user, $password){
$result = query("SELECT IdUser, username FROM login WHERE username = '%s' AND pass = '%s' limit 1 ", $user, $pass);
if (count($result['result']) > 0) {
//Authorized
$_SESSION['IdUser'] = $result['result'][0]['IdUser'];
print json_encode($result);
} else {
//Not authorized
errorJSON('Wrong username or password');
}
}
?>
我需要帮助请...