MagicCreateActivity.java

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