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Commit 577c93bd authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Android (Google) Code Review
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Merge "Update IntentFactory to construct intents using RemoteActionTemplate...... 

Merge "Update IntentFactory to construct intents using RemoteActionTemplate... objects that are returned by the model"
parents 45fd11ca fc039c36

core/java/android/provider/Settings.java

+1 −0
Original line number Diff line number Diff line
@@ -11766,6 +11766,7 @@ public final class Settings { 
         * entity_list_not_editable                 (String[])

         * entity_list_editable                     (String[])

         * lang_id_threshold_override               (float)

         * template_intent_factory_enabled          (boolean)

         * </pre>

         *

         * <p>

core/java/android/view/textclassifier/IntentFactory.java

0 → 100644
+56 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2019 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package android.view.textclassifier;



import android.annotation.Nullable;

import android.content.Context;

import android.content.Intent;



import com.google.android.textclassifier.AnnotatorModel;



import java.time.Instant;

import java.util.List;



/**

 * @hide

 */

public interface IntentFactory {



    /**

     * Return a list of LabeledIntent from the classification result.

     */

    List<TextClassifierImpl.LabeledIntent> create(

            Context context,

            String text,

            boolean foreignText,

            @Nullable Instant referenceTime,

            @Nullable AnnotatorModel.ClassificationResult classification);



    /**

     * Inserts translate action to the list if it is a foreign text.

     */

    static void insertTranslateAction(

            List<TextClassifierImpl.LabeledIntent> actions, Context context, String text) {

        actions.add(new TextClassifierImpl.LabeledIntent(

                context.getString(com.android.internal.R.string.translate),

                context.getString(com.android.internal.R.string.translate_desc),

                new Intent(Intent.ACTION_TRANSLATE)

                        // TODO: Probably better to introduce a "translate" scheme instead of

                        // using EXTRA_TEXT.

                        .putExtra(Intent.EXTRA_TEXT, text),

                text.hashCode()));

    }

}

core/java/android/view/textclassifier/LegacyIntentFactory.java

0 → 100644
+260 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2019 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package android.view.textclassifier;



import static java.time.temporal.ChronoUnit.MILLIS;



import android.annotation.NonNull;

import android.annotation.Nullable;

import android.app.SearchManager;

import android.content.ContentUris;

import android.content.Context;

import android.content.Intent;

import android.net.Uri;

import android.os.Bundle;

import android.os.UserManager;

import android.provider.Browser;

import android.provider.CalendarContract;

import android.provider.ContactsContract;

import android.view.textclassifier.TextClassifierImpl.LabeledIntent;



import com.google.android.textclassifier.AnnotatorModel;



import java.io.UnsupportedEncodingException;

import java.net.URLEncoder;

import java.time.Instant;

import java.util.ArrayList;

import java.util.List;

import java.util.Locale;

import java.util.concurrent.TimeUnit;



/**

 * Creates intents based on the classification type.

 * @hide

 */

public final class LegacyIntentFactory implements IntentFactory {



    private static final String TAG = "LegacyIntentFactory";

    private static final long MIN_EVENT_FUTURE_MILLIS = TimeUnit.MINUTES.toMillis(5);

    private static final long DEFAULT_EVENT_DURATION = TimeUnit.HOURS.toMillis(1);



    public LegacyIntentFactory() {}



    @NonNull

    @Override

    public List<LabeledIntent> create(Context context, String text, boolean foreignText,

            @Nullable Instant referenceTime,

            AnnotatorModel.ClassificationResult classification) {

        final String type = classification != null

                ? classification.getCollection().trim().toLowerCase(Locale.ENGLISH)

                : "";

        text = text.trim();

        final List<LabeledIntent> actions;

        switch (type) {

            case TextClassifier.TYPE_EMAIL:

                actions = createForEmail(context, text);

                break;

            case TextClassifier.TYPE_PHONE:

                actions = createForPhone(context, text);

                break;

            case TextClassifier.TYPE_ADDRESS:

                actions = createForAddress(context, text);

                break;

            case TextClassifier.TYPE_URL:

                actions = createForUrl(context, text);

                break;

            case TextClassifier.TYPE_DATE:  // fall through

            case TextClassifier.TYPE_DATE_TIME:

                if (classification.getDatetimeResult() != null) {

                    final Instant parsedTime = Instant.ofEpochMilli(

                            classification.getDatetimeResult().getTimeMsUtc());

                    actions = createForDatetime(context, type, referenceTime, parsedTime);

                } else {

                    actions = new ArrayList<>();

                }

                break;

            case TextClassifier.TYPE_FLIGHT_NUMBER:

                actions = createForFlight(context, text);

                break;

            case TextClassifier.TYPE_DICTIONARY:

                actions = createForDictionary(context, text);

                break;

            default:

                actions = new ArrayList<>();

                break;

        }

        if (foreignText) {

            IntentFactory.insertTranslateAction(actions, context, text);

        }

        actions.forEach(

                action -> action.getIntent()

                        .putExtra(TextClassifier.EXTRA_FROM_TEXT_CLASSIFIER, true));

        return actions;

    }



    @NonNull

    private static List<LabeledIntent> createForEmail(Context context, String text) {

        final List<LabeledIntent> actions = new ArrayList<>();

        actions.add(new LabeledIntent(

                context.getString(com.android.internal.R.string.email),

                context.getString(com.android.internal.R.string.email_desc),

                new Intent(Intent.ACTION_SENDTO)

                        .setData(Uri.parse(String.format("mailto:%s", text))),

                LabeledIntent.DEFAULT_REQUEST_CODE));

        actions.add(new LabeledIntent(

                context.getString(com.android.internal.R.string.add_contact),

                context.getString(com.android.internal.R.string.add_contact_desc),

                new Intent(Intent.ACTION_INSERT_OR_EDIT)

                        .setType(ContactsContract.Contacts.CONTENT_ITEM_TYPE)

                        .putExtra(ContactsContract.Intents.Insert.EMAIL, text),

                text.hashCode()));

        return actions;

    }



    @NonNull

    private static List<LabeledIntent> createForPhone(Context context, String text) {

        final List<LabeledIntent> actions = new ArrayList<>();

        final UserManager userManager = context.getSystemService(UserManager.class);

        final Bundle userRestrictions = userManager != null

                ? userManager.getUserRestrictions() : new Bundle();

        if (!userRestrictions.getBoolean(UserManager.DISALLOW_OUTGOING_CALLS, false)) {

            actions.add(new LabeledIntent(

                    context.getString(com.android.internal.R.string.dial),

                    context.getString(com.android.internal.R.string.dial_desc),

                    new Intent(Intent.ACTION_DIAL).setData(

                            Uri.parse(String.format("tel:%s", text))),

                    LabeledIntent.DEFAULT_REQUEST_CODE));

        }

        actions.add(new LabeledIntent(

                context.getString(com.android.internal.R.string.add_contact),

                context.getString(com.android.internal.R.string.add_contact_desc),

                new Intent(Intent.ACTION_INSERT_OR_EDIT)

                        .setType(ContactsContract.Contacts.CONTENT_ITEM_TYPE)

                        .putExtra(ContactsContract.Intents.Insert.PHONE, text),

                text.hashCode()));

        if (!userRestrictions.getBoolean(UserManager.DISALLOW_SMS, false)) {

            actions.add(new LabeledIntent(

                    context.getString(com.android.internal.R.string.sms),

                    context.getString(com.android.internal.R.string.sms_desc),

                    new Intent(Intent.ACTION_SENDTO)

                            .setData(Uri.parse(String.format("smsto:%s", text))),

                    LabeledIntent.DEFAULT_REQUEST_CODE));

        }

        return actions;

    }



    @NonNull

    private static List<LabeledIntent> createForAddress(Context context, String text) {

        final List<LabeledIntent> actions = new ArrayList<>();

        try {

            final String encText = URLEncoder.encode(text, "UTF-8");

            actions.add(new LabeledIntent(

                    context.getString(com.android.internal.R.string.map),

                    context.getString(com.android.internal.R.string.map_desc),

                    new Intent(Intent.ACTION_VIEW)

                            .setData(Uri.parse(String.format("geo:0,0?q=%s", encText))),

                    LabeledIntent.DEFAULT_REQUEST_CODE));

        } catch (UnsupportedEncodingException e) {

            Log.e(TAG, "Could not encode address", e);

        }

        return actions;

    }



    @NonNull

    private static List<LabeledIntent> createForUrl(Context context, String text) {

        if (Uri.parse(text).getScheme() == null) {

            text = "http://" + text;

        }

        final List<LabeledIntent> actions = new ArrayList<>();

        actions.add(new LabeledIntent(

                context.getString(com.android.internal.R.string.browse),

                context.getString(com.android.internal.R.string.browse_desc),

                new Intent(Intent.ACTION_VIEW, Uri.parse(text))

                        .putExtra(Browser.EXTRA_APPLICATION_ID, context.getPackageName()),

                LabeledIntent.DEFAULT_REQUEST_CODE));

        return actions;

    }



    @NonNull

    private static List<LabeledIntent> createForDatetime(

            Context context, String type, @Nullable Instant referenceTime,

            Instant parsedTime) {

        if (referenceTime == null) {

            // If no reference time was given, use now.

            referenceTime = Instant.now();

        }

        List<LabeledIntent> actions = new ArrayList<>();

        actions.add(createCalendarViewIntent(context, parsedTime));

        final long millisUntilEvent = referenceTime.until(parsedTime, MILLIS);

        if (millisUntilEvent > MIN_EVENT_FUTURE_MILLIS) {

            actions.add(createCalendarCreateEventIntent(context, parsedTime, type));

        }

        return actions;

    }



    @NonNull

    private static List<LabeledIntent> createForFlight(Context context, String text) {

        final List<LabeledIntent> actions = new ArrayList<>();

        actions.add(new LabeledIntent(

                context.getString(com.android.internal.R.string.view_flight),

                context.getString(com.android.internal.R.string.view_flight_desc),

                new Intent(Intent.ACTION_WEB_SEARCH)

                        .putExtra(SearchManager.QUERY, text),

                text.hashCode()));

        return actions;

    }



    @NonNull

    private static LabeledIntent createCalendarViewIntent(Context context, Instant parsedTime) {

        Uri.Builder builder = CalendarContract.CONTENT_URI.buildUpon();

        builder.appendPath("time");

        ContentUris.appendId(builder, parsedTime.toEpochMilli());

        return new LabeledIntent(

                context.getString(com.android.internal.R.string.view_calendar),

                context.getString(com.android.internal.R.string.view_calendar_desc),

                new Intent(Intent.ACTION_VIEW).setData(builder.build()),

                LabeledIntent.DEFAULT_REQUEST_CODE);

    }



    @NonNull

    private static LabeledIntent createCalendarCreateEventIntent(

            Context context, Instant parsedTime, @TextClassifier.EntityType String type) {

        final boolean isAllDay = TextClassifier.TYPE_DATE.equals(type);

        return new LabeledIntent(

                context.getString(com.android.internal.R.string.add_calendar_event),

                context.getString(com.android.internal.R.string.add_calendar_event_desc),

                new Intent(Intent.ACTION_INSERT)

                        .setData(CalendarContract.Events.CONTENT_URI)

                        .putExtra(CalendarContract.EXTRA_EVENT_ALL_DAY, isAllDay)

                        .putExtra(CalendarContract.EXTRA_EVENT_BEGIN_TIME,

                                parsedTime.toEpochMilli())

                        .putExtra(CalendarContract.EXTRA_EVENT_END_TIME,

                                parsedTime.toEpochMilli() + DEFAULT_EVENT_DURATION),

                parsedTime.hashCode());

    }



    @NonNull

    private static List<LabeledIntent> createForDictionary(Context context, String text) {

        final List<LabeledIntent> actions = new ArrayList<>();

        actions.add(new LabeledIntent(

                context.getString(com.android.internal.R.string.define),

                context.getString(com.android.internal.R.string.define_desc),

                new Intent(Intent.ACTION_DEFINE)

                        .putExtra(Intent.EXTRA_TEXT, text),

                text.hashCode()));

        return actions;

    }

}

core/java/android/view/textclassifier/TemplateIntentFactory.java

0 → 100644
+167 −0
Original line number Diff line number Diff line 
/*

 * Copyright (C) 2019 The Android Open Source Project

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package android.view.textclassifier;



import android.annotation.NonNull;

import android.annotation.Nullable;

import android.content.Context;

import android.content.Intent;

import android.net.Uri;

import android.os.Bundle;

import android.text.TextUtils;



import com.android.internal.annotations.VisibleForTesting;

import com.android.internal.util.ArrayUtils;

import com.android.internal.util.Preconditions;



import com.google.android.textclassifier.AnnotatorModel;

import com.google.android.textclassifier.NamedVariant;

import com.google.android.textclassifier.RemoteActionTemplate;



import java.time.Instant;

import java.util.ArrayList;

import java.util.Collections;

import java.util.List;



/**

 * Creates intents based on {@link RemoteActionTemplate} objects.

 * @hide

 */

@VisibleForTesting(visibility = VisibleForTesting.Visibility.PACKAGE)

public final class TemplateIntentFactory implements IntentFactory {

    private static final String TAG = TextClassifier.DEFAULT_LOG_TAG;

    private final IntentFactory mFallback;



    public TemplateIntentFactory(IntentFactory fallback) {

        mFallback = Preconditions.checkNotNull(fallback);

    }



    /**

     * Returns a list of {@link android.view.textclassifier.TextClassifierImpl.LabeledIntent}

     * that are constructed from the classification result.

     */

    @NonNull

    @Override

    public List<TextClassifierImpl.LabeledIntent> create(

            Context context,

            String text,

            boolean foreignText,

            @Nullable Instant referenceTime,

            @Nullable AnnotatorModel.ClassificationResult classification) {

        if (classification == null) {

            return Collections.emptyList();

        }

        RemoteActionTemplate[] remoteActionTemplates = classification.getRemoteActionTemplates();

        if (ArrayUtils.isEmpty(remoteActionTemplates)) {

            // RemoteActionTemplate is missing, fallback.

            Log.w(TAG, "RemoteActionTemplate is missing, fallback to LegacyIntentFactory.");

            return mFallback.create(context, text, foreignText, referenceTime, classification);

        }

        final List<TextClassifierImpl.LabeledIntent> labeledIntents =

                new ArrayList<>(createFromRemoteActionTemplates(remoteActionTemplates));

        if (foreignText) {

            IntentFactory.insertTranslateAction(labeledIntents, context, text.trim());

        }

        labeledIntents.forEach(

                action -> action.getIntent()

                        .putExtra(TextClassifier.EXTRA_FROM_TEXT_CLASSIFIER, true));

        return labeledIntents;

    }



    private static List<TextClassifierImpl.LabeledIntent> createFromRemoteActionTemplates(

            RemoteActionTemplate[] remoteActionTemplates) {

        final List<TextClassifierImpl.LabeledIntent> labeledIntents = new ArrayList<>();

        for (RemoteActionTemplate remoteActionTemplate : remoteActionTemplates) {

            Intent intent = createIntent(remoteActionTemplate);

            if (intent == null) {

                continue;

            }

            TextClassifierImpl.LabeledIntent

                    labeledIntent = new TextClassifierImpl.LabeledIntent(

                    remoteActionTemplate.title,

                    remoteActionTemplate.description,

                    intent,

                    remoteActionTemplate.requestCode == null

                            ? TextClassifierImpl.LabeledIntent.DEFAULT_REQUEST_CODE

                            : remoteActionTemplate.requestCode

            );

            labeledIntents.add(labeledIntent);

        }

        return labeledIntents;

    }



    @Nullable

    private static Intent createIntent(RemoteActionTemplate remoteActionTemplate) {

        Intent intent = new Intent();

        if (!TextUtils.isEmpty(remoteActionTemplate.packageName)) {

            Log.w(TAG, "A RemoteActionTemplate is skipped as package name is set.");

            return null;

        }

        if (!TextUtils.isEmpty(remoteActionTemplate.action)) {

            intent.setAction(remoteActionTemplate.action);

        }

        Uri data = null;

        if (!TextUtils.isEmpty(remoteActionTemplate.data)) {

            data = Uri.parse(remoteActionTemplate.data);

        }

        if (data != null || !TextUtils.isEmpty(remoteActionTemplate.type)) {

            intent.setDataAndType(data, remoteActionTemplate.type);

        }

        if (remoteActionTemplate.flags != null) {

            intent.setFlags(remoteActionTemplate.flags);

        }

        if (remoteActionTemplate.category != null) {

            for (String category : remoteActionTemplate.category) {

                intent.addCategory(category);

            }

        }

        intent.putExtras(createExtras(remoteActionTemplate.extras));

        return intent;

    }



    private static Bundle createExtras(NamedVariant[] namedVariants) {

        if (namedVariants == null) {

            return Bundle.EMPTY;

        }

        Bundle bundle = new Bundle();

        for (NamedVariant namedVariant : namedVariants) {

            switch (namedVariant.getType()) {

                case NamedVariant.TYPE_INT:

                    bundle.putInt(namedVariant.getName(), namedVariant.getInt());

                    break;

                case NamedVariant.TYPE_LONG:

                    bundle.putLong(namedVariant.getName(), namedVariant.getLong());

                    break;

                case NamedVariant.TYPE_FLOAT:

                    bundle.putFloat(namedVariant.getName(), namedVariant.getFloat());

                    break;

                case NamedVariant.TYPE_DOUBLE:

                    bundle.putDouble(namedVariant.getName(), namedVariant.getDouble());

                    break;

                case NamedVariant.TYPE_BOOL:

                    bundle.putBoolean(namedVariant.getName(), namedVariant.getBool());

                    break;

                case NamedVariant.TYPE_STRING:

                    bundle.putString(namedVariant.getName(), namedVariant.getString());

                    break;

                default:

                    Log.w(TAG,

                            "Unsupported type found in createExtras : " + namedVariant.getType());

            }

        }

        return bundle;

    }

}

core/java/android/view/textclassifier/TextClassificationConstants.java

+11 −0
Original line number Diff line number Diff line
@@ -47,6 +47,7 @@ import java.util.StringJoiner; 
 * entity_list_not_editable                 (String[])

 * entity_list_editable                     (String[])

 * lang_id_threshold_override               (float)

 * template_intent_factory_enabled          (boolean)

 * </pre>

 *

 * <p>
@@ -97,6 +98,7 @@ public final class TextClassificationConstants { 
            "notification_conversation_action_types_default";

    private static final String LANG_ID_THRESHOLD_OVERRIDE =

            "lang_id_threshold_override";

    private static final String TEMPLATE_INTENT_FACTORY_ENABLED = "template_intent_factory_enabled";



    private static final boolean LOCAL_TEXT_CLASSIFIER_ENABLED_DEFAULT = true;

    private static final boolean SYSTEM_TEXT_CLASSIFIER_ENABLED_DEFAULT = true;
@@ -137,6 +139,7 @@ public final class TextClassificationConstants { 
     * @see EntityConfidence

     */

    private static final float LANG_ID_THRESHOLD_OVERRIDE_DEFAULT = -1f;

    private static final boolean TEMPLATE_INTENT_FACTORY_ENABLED_DEFAULT = true;



    private final boolean mSystemTextClassifierEnabled;

    private final boolean mLocalTextClassifierEnabled;
@@ -155,6 +158,7 @@ public final class TextClassificationConstants { 
    private final List<String> mInAppConversationActionTypesDefault;

    private final List<String> mNotificationConversationActionTypesDefault;

    private final float mLangIdThresholdOverride;

    private final boolean mTemplateIntentFactoryEnabled;



    private TextClassificationConstants(@Nullable String settings) {

        final KeyValueListParser parser = new KeyValueListParser(',');
@@ -215,6 +219,8 @@ public final class TextClassificationConstants { 
        mLangIdThresholdOverride = parser.getFloat(

                LANG_ID_THRESHOLD_OVERRIDE,

                LANG_ID_THRESHOLD_OVERRIDE_DEFAULT);

        mTemplateIntentFactoryEnabled = parser.getBoolean(

                TEMPLATE_INTENT_FACTORY_ENABLED, TEMPLATE_INTENT_FACTORY_ENABLED_DEFAULT);

    }



    /** Load from a settings string. */
@@ -290,6 +296,10 @@ public final class TextClassificationConstants { 
        return mLangIdThresholdOverride;

    }



    public boolean isTemplateIntentFactoryEnabled() {

        return mTemplateIntentFactoryEnabled;

    }



    private static List<String> parseStringList(String listStr) {

        return Collections.unmodifiableList(Arrays.asList(listStr.split(STRING_LIST_DELIMITER)));

    }
@@ -315,6 +325,7 @@ public final class TextClassificationConstants { 
        pw.printPair("getNotificationConversationActionTypes",

                mNotificationConversationActionTypesDefault);

        pw.printPair("getLangIdThresholdOverride", mLangIdThresholdOverride);

        pw.printPair("isTemplateIntentFactoryEnabled", mTemplateIntentFactoryEnabled);

        pw.decreaseIndent();

        pw.println();

    }