nyancrimew/LatinIME
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Replace digits in ResearchLogger

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Digits may represent personally identifying information.  They are
now replaced with a non-identifying symbol.

multi-project commit with I07d1cfdc45f6086f67af45775f4ed12da1833aca

Bug: 6188932

Change-Id: Ifda8079e6c1f29b5f8af34c6d1fccf5770f164ca
This commit is contained in:
Kurt Partridge 2012-06-14 22:15:27 -07:00
parent 23cec44376
commit a696781c2b
1 changed files with 49 additions and 16 deletions
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65
java/src/com/android/inputmethod/latin/ResearchLogger.java
View file

@ -96,6 +96,9 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
private static final int LOGGING_STATE_STOPPING = 2;
private boolean mIsPasswordView = false;
// digits entered by the user are replaced with this codepoint.
/* package for test */ static final int DIGIT_REPLACEMENT_CODEPOINT =
Character.codePointAt("\uE000", 0); // U+E000 is in the "private-use area"
// set when LatinIME should ignore an onUpdateSelection() callback that
// arises from operations in this class
private static boolean sLatinIMEExpectingUpdateSelection = false;
@ -361,7 +364,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
CompletionInfo[] ci = (CompletionInfo[]) value;
mJsonWriter.beginArray();
for (int j = 0; j < ci.length; j++) {
mJsonWriter.value(ci[j].toString());
mJsonWriter.value(scrubDigitsFromString(ci[j].toString()));
}
mJsonWriter.endArray();
} else if (value instanceof SharedPreferences) {
@ -414,7 +417,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
final int size = words.size();
for (int j = 0; j < size; j++) {
SuggestedWordInfo wordInfo = words.getWordInfo(j);
mJsonWriter.value(wordInfo.toString());
mJsonWriter.value(scrubDigitsFromString(wordInfo.toString()));
}
mJsonWriter.endArray();
mJsonWriter.endObject();
@ -446,6 +449,34 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
}
}
private static int scrubDigitFromCodePoint(int codePoint) {
return Character.isDigit(codePoint) ? DIGIT_REPLACEMENT_CODEPOINT : codePoint;
}
/* package for test */ static String scrubDigitsFromString(String s) {
StringBuilder sb = null;
final int length = s.length();
for (int i = 0; i < length; i = s.offsetByCodePoints(i, 1)) {
int codePoint = Character.codePointAt(s, i);
if (Character.isDigit(codePoint)) {
if (sb == null) {
sb = new StringBuilder(length);
sb.append(s.substring(0, i));
}
sb.appendCodePoint(DIGIT_REPLACEMENT_CODEPOINT);
} else {
if (sb != null) {
sb.appendCodePoint(codePoint);
}
}
}
if (sb == null) {
return s;
} else {
return sb.toString();
}
}
private static final String[] EVENTKEYS_LATINKEYBOARDVIEW_PROCESSMOTIONEVENT = {
"LatinKeyboardViewProcessMotionEvent", "action", "eventTime", "id", "x", "y", "size",
"pressure"
@ -478,7 +509,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
};
public static void latinIME_onCodeInput(final int code, final int x, final int y) {
final Object[] values = {
Keyboard.printableCode(code), x, y
Keyboard.printableCode(scrubDigitFromCodePoint(code)), x, y
};
getInstance().writeEvent(EVENTKEYS_LATINIME_ONCODEINPUT, values);
}
@ -489,7 +520,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
public static void logCorrection(final String subgroup, final String before, final String after,
final int position) {
final Object[] values = {
subgroup, before, after, position
subgroup, scrubDigitsFromString(before), scrubDigitsFromString(after), position
};
getInstance().writeEvent(EVENTKEYS_CORRECTION, values);
}
@ -500,7 +531,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
public static void latinIME_commitCurrentAutoCorrection(final String typedWord,
final String autoCorrection) {
final Object[] values = {
typedWord, autoCorrection
scrubDigitsFromString(typedWord), scrubDigitsFromString(autoCorrection)
};
getInstance().writeEvent(EVENTKEYS_LATINIME_COMMITCURRENTAUTOCORRECTION, values);
}
@ -510,7 +541,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
};
public static void latinIME_commitText(final CharSequence typedWord) {
final Object[] values = {
typedWord.toString()
scrubDigitsFromString(typedWord.toString())
};
getInstance().writeEvent(EVENTKEYS_LATINIME_COMMITTEXT, values);
}
@ -575,10 +606,10 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
}
final CharSequence truncatedCharSequence = charSequence.subSequence(0, length);
values[0] = true;
values[1] = truncatedCharSequence.toString();
values[1] = scrubDigitsFromString(truncatedCharSequence.toString());
} else {
values[0] = false;
values[1] = charSequence.toString();
values[1] = scrubDigitsFromString(charSequence.toString());
}
}
getInstance().writeEvent(EVENTKEYS_LATINIME_ONWINDOWHIDDEN, values);
@ -634,7 +665,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
final Object[] values = {
lastSelectionStart, lastSelectionEnd, oldSelStart, oldSelEnd, newSelStart,
newSelEnd, composingSpanStart, composingSpanEnd, expectingUpdateSelection,
expectingUpdateSelectionFromLogger, word
expectingUpdateSelectionFromLogger, scrubDigitsFromString(word)
};
getInstance().writeEvent(EVENTKEYS_LATINIME_ONUPDATESELECTION, values);
}
@ -666,7 +697,8 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
public static void latinIME_pickSuggestionManually(final String replacedWord,
final int index, CharSequence suggestion, int x, int y) {
final Object[] values = {
replacedWord, index, suggestion, x, y
scrubDigitsFromString(replacedWord), index, suggestion == null ? null :
scrubDigitsFromString(suggestion.toString()), x, y
};
getInstance().writeEvent(EVENTKEYS_LATINIME_PICKSUGGESTIONMANUALLY, values);
}
@ -702,7 +734,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
};
public static void latinIME_sendKeyCodePoint(final int code) {
final Object[] values = {
code
Keyboard.printableCode(scrubDigitFromCodePoint(code))
};
getInstance().writeEvent(EVENTKEYS_LATINIME_SENDKEYCODEPOINT, values);
}
@ -738,7 +770,7 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
public static void latinKeyboardView_setKeyboard(final Keyboard keyboard) {
if (keyboard != null) {
final KeyboardId kid = keyboard.mId;
boolean isPasswordView = kid.passwordInput();
final boolean isPasswordView = kid.passwordInput();
final Object[] values = {
KeyboardId.elementIdToName(kid.mElementId),
kid.mLocale + ":" + kid.mSubtype.getExtraValueOf(KEYBOARD_LAYOUT_SET),
@ -791,8 +823,9 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
if (key != null) {
CharSequence outputText = key.mOutputText;
final Object[] values = {
Keyboard.printableCode(code), outputText, x, y, ignoreModifierKey, altersCode,
key.isEnabled()
Keyboard.printableCode(scrubDigitFromCodePoint(code)), outputText == null ? null
: scrubDigitsFromString(outputText.toString()),
x, y, ignoreModifierKey, altersCode, key.isEnabled()
};
getInstance().writeEvent(EVENTKEYS_POINTERTRACKER_CALLLISTENERONCODEINPUT, values);
}
@ -806,8 +839,8 @@ public class ResearchLogger implements SharedPreferences.OnSharedPreferenceChang
final boolean withSliding, final boolean ignoreModifierKey) {
if (key != null) {
final Object[] values = {
Keyboard.printableCode(primaryCode), withSliding, ignoreModifierKey,
key.isEnabled()
Keyboard.printableCode(scrubDigitFromCodePoint(primaryCode)), withSliding,
ignoreModifierKey, key.isEnabled()
};
getInstance().writeEvent(EVENTKEYS_POINTERTRACKER_CALLLISTENERONRELEASE, values);
}