MagicCreateActivity.java

  1package eu.siacs.conversations.ui;
  2
  3import android.content.Intent;
  4import android.content.pm.ActivityInfo;
  5import android.os.Bundle;
  6import android.text.Editable;
  7import android.text.TextWatcher;
  8import android.view.View;
  9import android.widget.Button;
 10import android.widget.EditText;
 11import android.widget.TextView;
 12import android.widget.Toast;
 13
 14import java.security.SecureRandom;
 15
 16import eu.siacs.conversations.Config;
 17import eu.siacs.conversations.R;
 18import eu.siacs.conversations.entities.Account;
 19import eu.siacs.conversations.xmpp.jid.InvalidJidException;
 20import eu.siacs.conversations.xmpp.jid.Jid;
 21
 22public class MagicCreateActivity extends XmppActivity implements TextWatcher {
 23
 24	private TextView mFullJidDisplay;
 25	private EditText mUsername;
 26	private SecureRandom mRandom;
 27
 28	private static final String CHARS = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456780+-/#$!?";
 29	private static final int PW_LENGTH = 10;
 30
 31	@Override
 32	protected void refreshUiReal() {
 33
 34	}
 35
 36	@Override
 37	void onBackendConnected() {
 38
 39	}
 40
 41	@Override
 42	public void onStart() {
 43		super.onStart();
 44		final int theme = findTheme();
 45		if (this.mTheme != theme) {
 46			recreate();
 47		}
 48	}
 49
 50	@Override
 51	protected void onCreate(final Bundle savedInstanceState) {
 52		if (getResources().getBoolean(R.bool.portrait_only)) {
 53			setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
 54		}
 55		super.onCreate(savedInstanceState);
 56		setContentView(R.layout.magic_create);
 57		mFullJidDisplay = (TextView) findViewById(R.id.full_jid);
 58		mUsername = (EditText) findViewById(R.id.username);
 59		mRandom = new SecureRandom();
 60		Button next = (Button) findViewById(R.id.create_account);
 61		next.setOnClickListener(new View.OnClickListener() {
 62			@Override
 63			public void onClick(View v) {
 64				String username = mUsername.getText().toString();
 65				if (username.contains("@") || username.length() < 3) {
 66					mUsername.setError(getString(R.string.invalid_username));
 67					mUsername.requestFocus();
 68				} else {
 69					mUsername.setError(null);
 70					try {
 71						Jid jid = Jid.fromParts(username.toLowerCase(), Config.MAGIC_CREATE_DOMAIN, null);
 72						Account account = xmppConnectionService.findAccountByJid(jid);
 73						if (account == null) {
 74							account = new Account(jid, createPassword());
 75							account.setOption(Account.OPTION_REGISTER, true);
 76							account.setOption(Account.OPTION_DISABLED, true);
 77							account.setOption(Account.OPTION_MAGIC_CREATE, true);
 78							xmppConnectionService.createAccount(account);
 79						}
 80						Intent intent = new Intent(MagicCreateActivity.this, EditAccountActivity.class);
 81						intent.putExtra("jid", account.getJid().toBareJid().toString());
 82						intent.putExtra("init", true);
 83						intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
 84						Toast.makeText(MagicCreateActivity.this, R.string.secure_password_generated, Toast.LENGTH_SHORT).show();
 85						startActivity(intent);
 86					} catch (InvalidJidException e) {
 87						mUsername.setError(getString(R.string.invalid_username));
 88						mUsername.requestFocus();
 89					}
 90				}
 91			}
 92		});
 93		mUsername.addTextChangedListener(this);
 94	}
 95
 96	private String createPassword() {
 97		StringBuilder builder = new StringBuilder(PW_LENGTH);
 98		for(int i = 0; i < PW_LENGTH; ++i) {
 99			builder.append(CHARS.charAt(mRandom.nextInt(CHARS.length() - 1)));
100		}
101		return builder.toString();
102	}
103
104	@Override
105	public void beforeTextChanged(CharSequence s, int start, int count, int after) {
106
107	}
108
109	@Override
110	public void onTextChanged(CharSequence s, int start, int before, int count) {
111
112	}
113
114	@Override
115	public void afterTextChanged(Editable s) {
116		if (s.toString().trim().length() > 0) {
117			try {
118				mFullJidDisplay.setVisibility(View.VISIBLE);
119				Jid jid = Jid.fromParts(s.toString().toLowerCase(), Config.MAGIC_CREATE_DOMAIN, null);
120				mFullJidDisplay.setText(getString(R.string.your_full_jid_will_be, jid.toString()));
121			} catch (InvalidJidException e) {
122				mFullJidDisplay.setVisibility(View.INVISIBLE);
123			}
124
125		} else {
126			mFullJidDisplay.setVisibility(View.INVISIBLE);
127		}
128	}
129}