Migrate the Legal Info page to Catalyst

Test: atest LegalPreferenceTest
Test: atest LegalSettingsScreenTest
Test: atest WallpaperAttributionsPreferenceTest
Bug: 360061554
Flag: com.android.settings.flags.catalyst_legal_information
Change-Id: Ic15384e853584b72a847e1a10713a0c3c29273a7

src/com/android/settings/LegalSettings.java

@@ -17,8 +17,13 @@
 package com.android.settings;
 
 import android.app.settings.SettingsEnums;
+import android.content.Context;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
 
 import com.android.settings.dashboard.DashboardFragment;
+import com.android.settings.deviceinfo.legal.LegalSettingsScreen;
 import com.android.settings.search.BaseSearchIndexProvider;
 import com.android.settingslib.search.SearchIndexable;
 
@@ -44,4 +49,10 @@ public class LegalSettings extends DashboardFragment {
 
     public static final BaseSearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
             new BaseSearchIndexProvider(R.xml.about_legal);
+
+    @Nullable
+    @Override
+    public String getPreferenceScreenBindingKey(@NonNull Context context) {
+        return LegalSettingsScreen.KEY;
+    }
 }

src/com/android/settings/deviceinfo/legal/CopyrightPreferenceController.java

@@ -17,6 +17,7 @@ package com.android.settings.deviceinfo.legal;
 import android.content.Context;
 import android.content.Intent;
 
+// LINT.IfChange
 public class CopyrightPreferenceController extends LegalPreferenceController {
 
     private static final Intent INTENT = new Intent("android.settings.COPYRIGHT");
@@ -30,3 +31,4 @@ public class CopyrightPreferenceController extends LegalPreferenceController {
         return INTENT;
     }
 }
+// LINT.ThenChange(LegalPreference.kt)

src/com/android/settings/deviceinfo/legal/LegalPreference.kt

@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2024 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 com.android.settings.deviceinfo.legal
+
+import android.content.Context
+import android.content.Intent
+import android.content.pm.ApplicationInfo
+import android.content.pm.ResolveInfo
+import androidx.annotation.StringRes
+import com.android.settingslib.metadata.PreferenceAvailabilityProvider
+import com.android.settingslib.metadata.PreferenceMetadata
+import com.android.settingslib.metadata.PreferenceTitleProvider
+
+// LINT.IfChange
+class LegalPreference(
+    override val key: String,
+    @StringRes val defaultTitle: Int = 0,
+    val intentAction: String,
+) : PreferenceMetadata, PreferenceTitleProvider, PreferenceAvailabilityProvider {
+
+    override fun getTitle(context: Context): CharSequence? {
+        val resolveInfo =
+            findMatchingSpecificActivity(context) ?: return context.getText(defaultTitle)
+        return resolveInfo.loadLabel(context.packageManager)
+    }
+
+    override fun isAvailable(context: Context) = (findMatchingSpecificActivity(context) != null)
+
+    override fun intent(context: Context) =
+        findMatchingSpecificActivity(context)?.let {
+            Intent()
+                .setClassName(it.activityInfo.packageName, it.activityInfo.name)
+                .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK)
+        }
+
+    private fun findMatchingSpecificActivity(context: Context): ResolveInfo? {
+        val intent = Intent(intentAction)
+        // Find the activity that is in the system image
+        val list: List<ResolveInfo> = context.packageManager.queryIntentActivities(intent, 0)
+        return list.firstOrNull {
+            (it.activityInfo.applicationInfo.flags and ApplicationInfo.FLAG_SYSTEM) != 0
+        }
+    }
+}
+// LINT.ThenChange(LegalPreferenceController.java)

src/com/android/settings/deviceinfo/legal/LegalPreferenceController.java

@@ -27,6 +27,7 @@ import com.android.settings.core.BasePreferenceController;
 
 import java.util.List;
 
+// LINT.IfChange
 public abstract class LegalPreferenceController extends BasePreferenceController {
     private final PackageManager mPackageManager;
     private Preference mPreference;
@@ -94,3 +95,4 @@ public abstract class LegalPreferenceController extends BasePreferenceController
         mPreference.setTitle(resolveInfo.loadLabel(mPackageManager));
     }
 }
+// LINT.ThenChange(LegalPreference.kt)

src/com/android/settings/deviceinfo/legal/LegalSettingsScreen.kt

@@ -0,0 +1,55 @@
+/*
+ * Copyright (C) 2024 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 com.android.settings.deviceinfo.legal
+
+import android.content.Context
+import com.android.settings.LegalSettings
+import com.android.settings.R
+import com.android.settings.flags.Flags
+import com.android.settingslib.metadata.ProvidePreferenceScreen
+import com.android.settingslib.metadata.preferenceHierarchy
+import com.android.settingslib.preference.PreferenceScreenCreator
+
+@ProvidePreferenceScreen
+open class LegalSettingsScreen : PreferenceScreenCreator {
+    override val key: String
+        get() = KEY
+
+    override val title: Int
+        get() = R.string.legal_information
+
+    override fun isFlagEnabled(context: Context) = Flags.catalystLegalInformation()
+
+    override fun fragmentClass() = LegalSettings::class.java
+
+    override fun getPreferenceHierarchy(context: Context) =
+        preferenceHierarchy(this) {
+            +LegalPreference("copyright", R.string.copyright_title, "android.settings.COPYRIGHT")
+            +LegalPreference("license", R.string.license_title, "android.settings.LICENSE")
+            +LegalPreference("terms", R.string.terms_title, "android.settings.TERMS")
+            +ModuleLicensesScreen.KEY // Use screen key in case it is overlaid.
+            +LegalPreference(
+                "webview_license",
+                R.string.webview_license_title,
+                "android.settings.WEBVIEW_LICENSE",
+            )
+            +WallpaperAttributionsPreference()
+        }
+
+    companion object {
+        const val KEY = "legal_information"
+    }
+}

src/com/android/settings/deviceinfo/legal/LicensePreferenceController.java

@@ -17,6 +17,7 @@ package com.android.settings.deviceinfo.legal;
 import android.content.Context;
 import android.content.Intent;
 
+// LINT.IfChange
 public class LicensePreferenceController extends LegalPreferenceController {
 
     private static final Intent INTENT = new Intent("android.settings.LICENSE");
@@ -30,3 +31,4 @@ public class LicensePreferenceController extends LegalPreferenceController {
         return INTENT;
     }
 }
+// LINT.ThenChange(LegalPreference.kt)

src/com/android/settings/deviceinfo/legal/ModuleLicensesListPreferenceController.java

@@ -24,6 +24,7 @@ import com.android.settings.core.BasePreferenceController;
 
 import java.util.List;
 
+// LINT.IfChange
 public class ModuleLicensesListPreferenceController extends BasePreferenceController {
     public ModuleLicensesListPreferenceController(Context context,
             String preferenceKey) {
@@ -39,3 +40,4 @@ public class ModuleLicensesListPreferenceController extends BasePreferenceContro
                 : CONDITIONALLY_UNAVAILABLE;
     }
 }
+// LINT.ThenChange(ModuleLicensesScreen.kt)

src/com/android/settings/deviceinfo/legal/ModuleLicensesScreen.kt

@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2024 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 com.android.settings.deviceinfo.legal
+
+import android.content.Context
+import com.android.settings.R
+import com.android.settingslib.metadata.PreferenceAvailabilityProvider
+import com.android.settingslib.metadata.ProvidePreferenceScreen
+import com.android.settingslib.metadata.preferenceHierarchy
+import com.android.settingslib.preference.PreferenceScreenCreator
+
+// LINT.IfChange
+@ProvidePreferenceScreen
+class ModuleLicensesScreen : PreferenceScreenCreator, PreferenceAvailabilityProvider {
+    override val key: String
+        get() = KEY
+
+    override val title: Int
+        get() = R.string.module_license_title
+
+    // We need to avoid directly assign fragment attribute in the bind() API. So we need to create
+    // a screen and provide it to its parent screen LegalSettingsScreen.
+    // By the way, we also need to set the isFlagEnabled() as false. Let system render the legacy
+    // UI. The hierarchy will be added while migrating this page.
+    override fun isFlagEnabled(context: Context) = false
+
+    override fun fragmentClass() = ModuleLicensesDashboard::class.java
+
+    override fun getPreferenceHierarchy(context: Context) = preferenceHierarchy(this) {}
+
+    override fun isAvailable(context: Context): Boolean {
+        val modules = context.packageManager.getInstalledModules(/* flags= */ 0)
+        return modules.any {
+            try {
+                ModuleLicenseProvider.getPackageAssetManager(context.packageManager, it.packageName)
+                    .list("")
+                    ?.contains(ModuleLicenseProvider.GZIPPED_LICENSE_FILE_NAME) == true
+            } catch (e: Exception) {
+                false
+            }
+        }
+    }
+
+    companion object {
+        const val KEY = "module_license"
+    }
+}
+// LINT.ThenChange(ModuleLicensesListPreferenceController.java)

src/com/android/settings/deviceinfo/legal/TermsPreferenceController.java

@@ -17,6 +17,7 @@ package com.android.settings.deviceinfo.legal;
 import android.content.Context;
 import android.content.Intent;
 
+// LINT.IfChange
 public class TermsPreferenceController extends LegalPreferenceController {
 
     private static final Intent INTENT = new Intent("android.settings.TERMS");
@@ -30,3 +31,4 @@ public class TermsPreferenceController extends LegalPreferenceController {
         return INTENT;
     }
 }
+// LINT.ThenChange(LegalPreference.kt)

src/com/android/settings/deviceinfo/legal/WallpaperAttributionsPreference.kt

@@ -0,0 +1,49 @@
+/*
+ * Copyright (C) 2024 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 com.android.settings.deviceinfo.legal
+
+import android.content.Context
+import androidx.preference.Preference
+import com.android.settings.R
+import com.android.settingslib.metadata.PreferenceAvailabilityProvider
+import com.android.settingslib.metadata.PreferenceMetadata
+import com.android.settingslib.preference.PreferenceBinding
+
+// LINT.IfChange
+class WallpaperAttributionsPreference :
+    PreferenceMetadata, PreferenceBinding, PreferenceAvailabilityProvider {
+    override val key: String
+        get() = KEY
+
+    override val title: Int
+        get() = R.string.wallpaper_attributions
+
+    override val summary: Int
+        get() = R.string.wallpaper_attributions_values
+
+    override fun bind(preference: Preference, metadata: PreferenceMetadata) {
+        super.bind(preference, metadata)
+        preference.isSelectable = false
+    }
+
+    override fun isAvailable(context: Context) =
+        context.resources.getBoolean(R.bool.config_show_wallpaper_attribution)
+
+    companion object {
+        const val KEY = "wallpaper_attributions"
+    }
+}
+// LINT.ThenChange(WallpaperAttributionsPreferenceController.java)

src/com/android/settings/deviceinfo/legal/WallpaperAttributionsPreferenceController.java

@@ -20,6 +20,7 @@ import android.content.Context;
 import com.android.settings.R;
 import com.android.settings.core.BasePreferenceController;
 
+// LINT.IfChange
 public class WallpaperAttributionsPreferenceController extends BasePreferenceController {
 
     public WallpaperAttributionsPreferenceController(Context context, String key) {
@@ -33,3 +34,4 @@ public class WallpaperAttributionsPreferenceController extends BasePreferenceCon
                 : UNSUPPORTED_ON_DEVICE;
     }
 }
+// LINT.ThenChange(WallpaperAttributionsPreference.kt)

src/com/android/settings/deviceinfo/legal/WebViewLicensePreferenceController.java

@@ -17,6 +17,7 @@ package com.android.settings.deviceinfo.legal;
 import android.content.Context;
 import android.content.Intent;
 
+// LINT.IfChange
 public class WebViewLicensePreferenceController extends LegalPreferenceController {
 
     private static final Intent INTENT = new Intent("android.settings.WEBVIEW_LICENSE");
@@ -30,3 +31,4 @@ public class WebViewLicensePreferenceController extends LegalPreferenceControlle
         return INTENT;
     }
 }
+// LINT.ThenChange(LegalPreference.kt)