[英]org.json.jsonexception end of input at character 1 of
嗨,我試圖從mysql數據庫中檢查用戶名和密碼,我現在使用md5()哈希在其中插入了密碼,我想訪問該用戶名和密碼。 我正進入(狀態
“ org.json.jsonexception輸入的第1個字符結尾”
錯誤。
這是我的PHP代碼。
<?php
error_reporting(E_ALL^E_NOTICE^E_WARNING);
$dbhost="localhost";
$dbuser="dev";
$dbpass="dev";
$dbdb="myandroid";
$connect =mysql_connect($dbhost,$dbuser,$dbpass) or die("connection error");
mysql_select_db($dbdb) or die("database selection error");
$username=$_POST["username"];
$password=$_POST["password"];
$pass=md5('$password');
$query=mysql_query("SELECT * FROM androidtable WHERE username='$username' AND password='$pass'")or die(mysql_error());
$num=mysql_num_rows($query);
if($num==1){
while($list=mysql_fetch_assoc($query)){
$output=$list;
echo json_encode($output);
}
mysql_close();
}
?>
android代碼
public class DBActivity extends Activity implements OnClickListener{
EditText eduser, edpass;
Button logbutton;
String username, password;
HttpClient httpclient;
HttpPost httppost;
ArrayList<NameValuePair> nameValuePair;
HttpResponse httpresponse;
HttpEntity httpentity;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_db);
initialise();
}
private void initialise() {
eduser=(EditText) findViewById(R.id.eduser);
edpass=(EditText) findViewById(R.id.edpass);
logbutton=(Button) findViewById(R.id.login);
logbutton.setOnClickListener(this);
}
public void onClick(View v) {
httpclient=new DefaultHttpClient();
httppost=new HttpPost("http://192.168.1.2/androidtut/check.php");
username=eduser.getText().toString();
password=edpass.getText().toString();
try{
nameValuePair=new ArrayList<NameValuePair>();
nameValuePair.add(new BasicNameValuePair("username", username));
nameValuePair.add(new BasicNameValuePair("password", password));
httppost.setEntity(new UrlEncodedFormEntity(nameValuePair));
httpresponse=httpclient.execute(httppost);
if(httpresponse.getStatusLine().getStatusCode()==200){
httpentity=httpresponse.getEntity();
if(httpentity != null){
InputStream is=httpentity.getContent();
JSONObject jresp=new JSONObject(convertStreamToString(is));
String retUser=jresp.getString("username");
String retPass=jresp.getString("password");
if(username.equals(retUser) && password.equals(retPass)){
SharedPreferences sp=getSharedPreferences("tableandroid",0);
SharedPreferences.Editor spedit=sp.edit();
spedit.putString("username", username);
spedit.putString("password", password);
spedit.commit();
Toast.makeText(getBaseContext(), "loggin success",Toast.LENGTH_LONG).show();
}else{
Toast.makeText(getBaseContext(), "user invalid",Toast.LENGTH_LONG).show();
}
}
}
}catch(Exception e){
String error=e.toString();
Toast.makeText(getBaseContext(), error,Toast.LENGTH_LONG).show();
}
}
private static String convertStreamToString(InputStream is) {
/*
* To convert the InputStream to String we use the BufferedReader.readLine()
* method. We iterate until the BufferedReader return null which means
* there's no more data to read. Each line will appended to a StringBuilder
* and returned as String.
*/
BufferedReader reader = new BufferedReader(new InputStreamReader(is));
StringBuilder sb = new StringBuilder();
String line = null;
try {
while ((line = reader.readLine()) != null) {
sb.append(line + "\n");
}
} catch (IOException e) {
e.printStackTrace();
} finally {
try {
is.close();
} catch (IOException e) {
e.printStackTrace();
}
}
return sb.toString();
}
}
您的服務器未返回任何內容。 因此,您的Android客戶端無需整理。
$pass=md5('$password');
不是散列密碼,而是使用$password
字符串文字(單引號不會擴展變量)。 請改用以下內容:
$pass=md5($password);
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