Java 注册android应用程序后发送验证电子邮件
我正在使用Android Studio在Debian Jessie上构建一个Android应用程序。我希望能够实现一个电子邮件验证系统,当用户注册时,他们将自动收到一封包含链接的电子邮件。单击链接将数据库上的值从false更改为true,以便对用户进行身份验证 我听说我可以使用JavaMail API来实现这一点?但同时听说我需要在本地主机上运行一个电子邮件服务器来发送电子邮件Java 注册android应用程序后发送验证电子邮件,java,android,verification,Java,Android,Verification,我正在使用Android Studio在Debian Jessie上构建一个Android应用程序。我希望能够实现一个电子邮件验证系统,当用户注册时,他们将自动收到一封包含链接的电子邮件。单击链接将数据库上的值从false更改为true,以便对用户进行身份验证 我听说我可以使用JavaMail API来实现这一点?但同时听说我需要在本地主机上运行一个电子邮件服务器来发送电子邮件 我还没有找到一个明确的答案。任何帮助都将不胜感激。谢谢。也许我不知道这个问题的最佳答案。有两种方法可以做到这一点 使用
我还没有找到一个明确的答案。任何帮助都将不胜感激。谢谢。也许我不知道这个问题的最佳答案。有两种方法可以做到这一点
public Activity c;
private PreferencesManager preferencesManager;
DatabaseHelper db;
private ProgressDialog progressDialog;
EditText request_password;
public DialogRequestPassword(Activity a) {
super(a);
this.c = a;
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.dialog_request_password);
setCancelable(false);
preferencesManager = new PreferencesManager(c);
db = new DatabaseHelper(c);
progressDialog = new ProgressDialog(c);
progressDialog.setCancelable(false);
progressDialog.setMessage("Getting Information...");
TextView connectButton = (TextView) findViewById(R.id.connectButton);
connectButton.setOnClickListener(this);
request_password = (EditText) findViewById(R.id.request_password);
TextView dialog_text = (TextView) findViewById(R.id.dialog_text);
dialog_text.setText("Enter your registered email and request the lost password. You will receive steps to recover your password.");
TextView cancelButton = (TextView) findViewById(R.id.cancelButton);
cancelButton.setOnClickListener(this);
}
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.cancelButton:
dismiss();
break;
case R.id.connectButton:
dismiss();
// Send mail
if (request_password.getText().toString().equals("")) {
request_password.setError("Enter registered Email");
} else {
//Redirect user to Login
if (preferencesManager.getVerificationCode() == null) {
getUserData();
}
}
break;
}
}
/*******************************/
private class SendMailTask extends AsyncTask<String, Void, Void> {
@Override
protected void onPreExecute() {
super.onPreExecute();
progressDialog.show();
}
@Override
protected void onPostExecute(Void aVoid) {
super.onPostExecute(aVoid);
progressDialog.dismiss();
}
@Override
protected Void doInBackground(String... receipt) {
try {
GMailSender sender = new GMailSender("ro-reply@gmail.com", "password");
sender.sendMail("Password Recovery for App title",
receipt[1],
"user@gmail.com",
receipt[0]);
} catch (Exception e) {
Log.d("SendMail", e.getMessage(), e);
}
return null;
}
}
private void getUserData() {
StringRequest jsonAuthenticate = new StringRequest(Request.Method.POST, Config.URL_REQUEST_PASSWORD,
new Response.Listener<String>() {
@Override
public void onResponse(String response) {
if (Constants.DEBUG_MODE_ON)
Log.d(Constants.DEBUG_LOG, "Response for Request Paswword: " + response);
try {
JSONObject result = new JSONObject(response);
JSONArray jcode = result.getJSONArray("code");
JSONObject jCodeObj = jcode.getJSONObject(0);
int code = jCodeObj.getInt("code");
if (code == 1) {
} else {
progressDialog.dismiss();
Toast.makeText(c, "No such email is registered.", Toast.LENGTH_SHORT).show();
}
} catch (Exception e) {
progressDialog.dismiss();
Log.d(Constants.DEBUG_LOG, "Volley Exception: " + e.getCause() + " -> " + e.toString());
e.printStackTrace();
}
}
}, new Response.ErrorListener() {
@Override
public void onErrorResponse(VolleyError error) {
Toast.makeText(c, "Oh! Something went wrong. Please try again.", Toast.LENGTH_SHORT).show();
progressDialog.dismiss();
Log.d(Constants.DEBUG_LOG, "Error Response : " + error.toString() + " MESSAGE: " + error.getMessage() + " CAUSE:" + error.getCause());
}
}) {
@Override
protected Map<String, String> getParams() {
Map<String, String> params = new HashMap<String, String>();
params.put("email", request_password.getText().toString());
return params;
}
};
jsonAuthenticate.setRetryPolicy(new RetryPolicy() {
@Override
public int getCurrentTimeout() {
return 10000;
}
@Override
public int getCurrentRetryCount() {
return 2;
}
@Override
public void retry(VolleyError error) throws VolleyError {
}
});
MyApplication.getInstance().addToReqQueue(jsonAuthenticate);
}
如果您想使用parse.com作为您的数据库,它可以为您解决所有这些问题。
import javax.activation.DataHandler;
import javax.activation.DataSource;
import javax.mail.Message;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.security.Security;
import java.util.Properties;
public class GMailSender extends javax.mail.Authenticator {
private String mailhost = "smtp.gmail.com";
private String user;
private String password;
private Session session;
static {
Security.addProvider(new JSSEProvider());
}
public GMailSender(String user, String password) {
this.user = user;
this.password = password;
Properties props = new Properties();
props.setProperty("mail.transport.protocol", "smtp");
props.setProperty("mail.host", mailhost);
props.put("mail.smtp.auth", "true");
props.put("mail.smtp.port", "465");
props.put("mail.smtp.socketFactory.port", "465");
props.put("mail.smtp.socketFactory.class",
"javax.net.ssl.SSLSocketFactory");
props.put("mail.smtp.socketFactory.fallback", "false");
props.setProperty("mail.smtp.quitwait", "false");
session = Session.getDefaultInstance(props, this);
}
protected PasswordAuthentication getPasswordAuthentication() {
return new PasswordAuthentication(user, password);
}
public synchronized void sendMail(String subject, String body, String sender, String recipients) throws Exception {
try{
MimeMessage message = new MimeMessage(session);
DataHandler handler = new DataHandler(new ByteArrayDataSource(body.getBytes(), "text/plain"));
message.setSender(new InternetAddress(sender));
message.setSubject(subject);
message.setDataHandler(handler);
if (recipients.indexOf(',') > 0)
message.setRecipients(Message.RecipientType.TO, InternetAddress.parse(recipients));
else
message.setRecipient(Message.RecipientType.TO, new InternetAddress(recipients));
Transport.send(message);
}catch(Exception e){
}
}
public class ByteArrayDataSource implements DataSource {
private byte[] data;
private String type;
public ByteArrayDataSource(byte[] data, String type) {
super();
this.data = data;
this.type = type;
}
public ByteArrayDataSource(byte[] data) {
super();
this.data = data;
}
public void setType(String type) {
this.type = type;
}
public String getContentType() {
if (type == null)
return "application/octet-stream";
else
return type;
}
public InputStream getInputStream() throws IOException {
return new ByteArrayInputStream(data);
}
public String getName() {
return "ByteArrayDataSource";
}
public OutputStream getOutputStream() throws IOException {
throw new IOException("Not Supported");
}
}
}