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Change I546ee2fb: Fix 2677197: Adding minimum complex character support.

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Change-Id: I5590ec2743b84e34098871507dbcc2f49e5a4e9f
This commit is contained in:
Konstantin Lopyrev
2010-05-27 16:01:41 -07:00
parent dfa18503b6
commit 57fbf694a5
6 changed files with 104 additions and 29 deletions
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96
src/com/android/settings/ChooseLockPassword.java
View File

@@ -48,6 +48,11 @@ public class ChooseLockPassword extends Activity implements OnClickListener, OnE
private TextView mPasswordEntry;
private int mPasswordMinLength = 4;
private int mPasswordMaxLength = 16;
private int mPasswordMinLetters = 0;
private int mPasswordMinUpperCase = 0;
private int mPasswordMinLowerCase = 0;
private int mPasswordMinSymbols = 0;
private int mPasswordMinNumeric = 0;
private LockPatternUtils mLockPatternUtils;
private int mRequestedQuality = DevicePolicyManager.PASSWORD_QUALITY_NUMERIC;
private ChooseLockSettingsHelper mChooseLockSettingsHelper;
@@ -61,6 +66,11 @@ public class ChooseLockPassword extends Activity implements OnClickListener, OnE
private Button mNextButton;
public static final String PASSWORD_MIN_KEY = "lockscreen.password_min";
public static final String PASSWORD_MAX_KEY = "lockscreen.password_max";
public static final String PASSWORD_MIN_LETTERS_KEY = "lockscreen.password_min_letters";
public static final String PASSWORD_MIN_LOWERCASE_KEY = "lockscreen.password_min_lowercase";
public static final String PASSWORD_MIN_UPPERCASE_KEY = "lockscreen.password_min_uppercase";
public static final String PASSWORD_MIN_NUMERIC_KEY = "lockscreen.password_min_numeric";
public static final String PASSWORD_MIN_SYMBOLS_KEY = "lockscreen.password_min_symbols";
private static Handler mHandler = new Handler();
private static final int CONFIRM_EXISTING_REQUEST = 58;
static final int RESULT_FINISHED = RESULT_FIRST_USER;
@@ -101,19 +111,25 @@ public class ChooseLockPassword extends Activity implements OnClickListener, OnE
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
mLockPatternUtils = new LockPatternUtils(this);
mRequestedQuality = getIntent().getIntExtra(LockPatternUtils.PASSWORD_TYPE_KEY, mRequestedQuality);
mPasswordMinLength = getIntent().getIntExtra(PASSWORD_MIN_KEY, mPasswordMinLength);
mRequestedQuality = Math.max(getIntent().getIntExtra(LockPatternUtils.PASSWORD_TYPE_KEY,
mRequestedQuality), mLockPatternUtils.getRequestedPasswordQuality());
mPasswordMinLength = Math.max(
getIntent().getIntExtra(PASSWORD_MIN_KEY, mPasswordMinLength), mLockPatternUtils
.getRequestedMinimumPasswordLength());
mPasswordMaxLength = getIntent().getIntExtra(PASSWORD_MAX_KEY, mPasswordMaxLength);
mPasswordMinLetters = Math.max(getIntent().getIntExtra(PASSWORD_MIN_LETTERS_KEY,
mPasswordMinLetters), mLockPatternUtils.getRequestedPasswordMinimumLetters());
mPasswordMinUpperCase = Math.max(getIntent().getIntExtra(PASSWORD_MIN_UPPERCASE_KEY,
mPasswordMinUpperCase), mLockPatternUtils.getRequestedPasswordMinimumUpperCase());
mPasswordMinLowerCase = Math.max(getIntent().getIntExtra(PASSWORD_MIN_LOWERCASE_KEY,
mPasswordMinLowerCase), mLockPatternUtils.getRequestedPasswordMinimumLowerCase());
mPasswordMinNumeric = Math.max(getIntent().getIntExtra(PASSWORD_MIN_NUMERIC_KEY,
mPasswordMinNumeric), mLockPatternUtils.getRequestedPasswordMinimumNumeric());
mPasswordMinSymbols = Math.max(getIntent().getIntExtra(PASSWORD_MIN_SYMBOLS_KEY,
mPasswordMinSymbols), mLockPatternUtils.getRequestedPasswordMinimumSymbols());
final boolean confirmCredentials = getIntent().getBooleanExtra("confirm_credentials", true);
int minMode = mLockPatternUtils.getRequestedPasswordQuality();
if (mRequestedQuality < minMode) {
mRequestedQuality = minMode;
}
int minLength = mLockPatternUtils.getRequestedMinimumPasswordLength();
if (mPasswordMinLength < minLength) {
mPasswordMinLength = minLength;
}
initViews();
mChooseLockSettingsHelper = new ChooseLockSettingsHelper(this);
if (savedInstanceState == null) {
@@ -142,7 +158,8 @@ public class ChooseLockPassword extends Activity implements OnClickListener, OnE
mPasswordEntry.addTextChangedListener(this);
mIsAlphaMode = DevicePolicyManager.PASSWORD_QUALITY_ALPHABETIC == mRequestedQuality
|| DevicePolicyManager.PASSWORD_QUALITY_ALPHANUMERIC == mRequestedQuality;
|| DevicePolicyManager.PASSWORD_QUALITY_ALPHANUMERIC == mRequestedQuality
|| DevicePolicyManager.PASSWORD_QUALITY_COMPLEX == mRequestedQuality;
mKeyboardHelper = new PasswordEntryKeyboardHelper(this, mKeyboardView, mPasswordEntry);
mKeyboardHelper.setKeyboardMode(mIsAlphaMode ?
PasswordEntryKeyboardHelper.KEYBOARD_MODE_ALPHA
@@ -212,9 +229,11 @@ public class ChooseLockPassword extends Activity implements OnClickListener, OnE
R.string.lockpassword_password_too_long
: R.string.lockpassword_pin_too_long, mPasswordMaxLength);
}
boolean hasAlpha = false;
boolean hasDigit = false;
boolean hasSymbol = false;
int letters = 0;
int numbers = 0;
int lowercase = 0;
int symbols = 0;
int uppercase = 0;
for (int i = 0; i < password.length(); i++) {
char c = password.charAt(i);
// allow non white space Latin-1 characters only
@@ -222,32 +241,55 @@ public class ChooseLockPassword extends Activity implements OnClickListener, OnE
return getString(R.string.lockpassword_illegal_character);
}
if (c >= '0' && c <= '9') {
hasDigit = true;
} else if ((c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z')) {
hasAlpha = true;
numbers++;
} else if (c >= 'A' && c <= 'Z') {
letters++;
uppercase++;
} else if (c >= 'a' && c <= 'z') {
letters++;
lowercase++;
} else {
hasSymbol = true;
symbols++;
}
}
if (DevicePolicyManager.PASSWORD_QUALITY_NUMERIC == mRequestedQuality
&& (hasAlpha | hasSymbol)) {
// This shouldn't be possible unless user finds some way to bring up soft keyboard
&& (letters > 0 || symbols > 0)) {
// This shouldn't be possible unless user finds some way to bring up
// soft keyboard
return getString(R.string.lockpassword_pin_contains_non_digits);
} else if (DevicePolicyManager.PASSWORD_QUALITY_COMPLEX == mRequestedQuality) {
if (letters < mPasswordMinLetters) {
return String.format(getResources().getQuantityString(
R.plurals.lockpassword_password_requires_letters, mPasswordMinLetters),
mPasswordMinLetters);
} else if (numbers < mPasswordMinNumeric) {
return String.format(getResources().getQuantityString(
R.plurals.lockpassword_password_requires_numeric, mPasswordMinNumeric),
mPasswordMinNumeric);
} else if (lowercase < mPasswordMinLowerCase) {
return String.format(getResources().getQuantityString(
R.plurals.lockpassword_password_requires_lowercase, mPasswordMinLowerCase),
mPasswordMinLowerCase);
} else if (uppercase < mPasswordMinUpperCase) {
return String.format(getResources().getQuantityString(
R.plurals.lockpassword_password_requires_uppercase, mPasswordMinUpperCase),
mPasswordMinUpperCase);
} else if (symbols < mPasswordMinSymbols) {
return String.format(getResources().getQuantityString(
R.plurals.lockpassword_password_requires_symbols, mPasswordMinSymbols),
mPasswordMinSymbols);
}
} else {
final boolean alphabetic = DevicePolicyManager.PASSWORD_QUALITY_ALPHABETIC
== mRequestedQuality;
final boolean alphanumeric = DevicePolicyManager.PASSWORD_QUALITY_ALPHANUMERIC
== mRequestedQuality;
final boolean symbolic = false; // not yet
if ((alphabetic || alphanumeric) && !hasAlpha) {
if ((alphabetic || alphanumeric) && letters == 0) {
return getString(R.string.lockpassword_password_requires_alpha);
}
if (alphanumeric && !hasDigit) {
if (alphanumeric && numbers == 0) {
return getString(R.string.lockpassword_password_requires_digit);
}
if (symbolic && !hasSymbol) {
return getString(R.string.lockpassword_password_requires_symbol);
}
}
if(mLockPatternUtils.checkPasswordHistory(password)) {
return getString(mIsAlphaMode ? R.string.lockpassword_password_recently_used