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 rocks.xmpp.addr.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	public void onStart() {
 42		super.onStart();
 43		final int theme = findTheme();
 44		if (this.mTheme != theme) {
 45			recreate();
 46		}
 47	}
 48
 49	@Override
 50	protected void onCreate(final Bundle savedInstanceState) {
 51		if (getResources().getBoolean(R.bool.portrait_only)) {
 52			setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
 53		}
 54		super.onCreate(savedInstanceState);
 55		setContentView(R.layout.magic_create);
 56		setSupportActionBar(findViewById(R.id.toolbar));
 57		configureActionBar(getSupportActionBar());
 58		mFullJidDisplay = findViewById(R.id.full_jid);
 59		mUsername = findViewById(R.id.username);
 60		mRandom = new SecureRandom();
 61		Button next = findViewById(R.id.create_account);
 62		next.setOnClickListener(v -> {
 63			try {
 64				String username = mUsername.getText().toString();
 65				Jid jid = Jid.of(username.toLowerCase(), Config.MAGIC_CREATE_DOMAIN, null);
 66				if (!jid.getEscapedLocal().equals(jid.getLocal())|| username.length() < 3) {
 67					mUsername.setError(getString(R.string.invalid_username));
 68					mUsername.requestFocus();
 69				} else {
 70					mUsername.setError(null);
 71					Account account = xmppConnectionService.findAccountByJid(jid);
 72					if (account == null) {
 73						account = new Account(jid, createPassword());
 74						account.setOption(Account.OPTION_REGISTER, true);
 75						account.setOption(Account.OPTION_DISABLED, true);
 76						account.setOption(Account.OPTION_MAGIC_CREATE, true);
 77						xmppConnectionService.createAccount(account);
 78					}
 79					Intent intent = new Intent(MagicCreateActivity.this, EditAccountActivity.class);
 80					intent.putExtra("jid", account.getJid().asBareJid().toString());
 81					intent.putExtra("init", true);
 82					intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
 83					Toast.makeText(MagicCreateActivity.this, R.string.secure_password_generated, Toast.LENGTH_SHORT).show();
 84					WelcomeActivity.addInviteUri(intent, getIntent());
 85					startActivity(intent);
 86				}
 87			} catch (IllegalArgumentException e) {
 88				mUsername.setError(getString(R.string.invalid_username));
 89				mUsername.requestFocus();
 90			}
 91		});
 92		mUsername.addTextChangedListener(this);
 93	}
 94
 95	private String createPassword() {
 96		StringBuilder builder = new StringBuilder(PW_LENGTH);
 97		for (int i = 0; i < PW_LENGTH; ++i) {
 98			builder.append(CHARS.charAt(mRandom.nextInt(CHARS.length() - 1)));
 99		}
100		return builder.toString();
101	}
102
103	@Override
104	public void beforeTextChanged(CharSequence s, int start, int count, int after) {
105
106	}
107
108	@Override
109	public void onTextChanged(CharSequence s, int start, int before, int count) {
110
111	}
112
113	@Override
114	public void afterTextChanged(Editable s) {
115		if (s.toString().trim().length() > 0) {
116			try {
117				mFullJidDisplay.setVisibility(View.VISIBLE);
118				Jid jid = Jid.of(s.toString().toLowerCase(), Config.MAGIC_CREATE_DOMAIN, null);
119				mFullJidDisplay.setText(getString(R.string.your_full_jid_will_be, jid.toEscapedString()));
120			} catch (IllegalArgumentException e) {
121				mFullJidDisplay.setVisibility(View.INVISIBLE);
122			}
123
124		} else {
125			mFullJidDisplay.setVisibility(View.INVISIBLE);
126		}
127	}
128}