Merge "[Regulatory Labels] Load labels from overlays" into udc-d1-dev am: fe38ff963a

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/23939155 Change-Id: I46c9e35554f3a7021bb52c79cc73e09971ca4232 Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
2023-07-11 08:34:42 +00:00
parent 4ac05f8cac fe38ff963a
commit 1806b3032f
13 changed files with 312 additions and 254 deletions
--- a/src/com/android/settings/deviceinfo/regulatory/RegulatoryInfo.kt
+++ b/src/com/android/settings/deviceinfo/regulatory/RegulatoryInfo.kt
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2023 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.regulatory
+
+import android.content.Context
+import android.content.res.Resources
+import android.graphics.drawable.Drawable
+import android.os.SystemProperties
+import androidx.annotation.DrawableRes
+import androidx.annotation.VisibleForTesting
+import com.android.settings.R
+
+
+
+/** To load Regulatory Info from device. */
+object RegulatoryInfo {
+    private const val REGULATORY_INFO_RESOURCE = "regulatory_info"
+
+    @VisibleForTesting
+    const val KEY_COO = "ro.boot.hardware.coo"
+
+    @VisibleForTesting
+    const val KEY_SKU = "ro.boot.hardware.sku"
+
+    /** Gets the regulatory drawable. */
+    fun Context.getRegulatoryInfo(): Drawable? {
+        val sku = getSku()
+        if (sku.isNotBlank()) {
+            // When hardware coo property exists, use regulatory_info_<sku>_<coo> resource if valid.
+            val coo = getCoo()
+            if (coo.isNotBlank()) {
+                getRegulatoryInfo("${REGULATORY_INFO_RESOURCE}_${sku}_$coo")?.let { return it }
+            }
+            // Use regulatory_info_<sku> resource if valid.
+            getRegulatoryInfo("${REGULATORY_INFO_RESOURCE}_$sku")?.let { return it }
+        }
+        return getRegulatoryInfo(REGULATORY_INFO_RESOURCE)
+    }
+
+    private fun getCoo(): String = SystemProperties.get(KEY_COO).lowercase()
+
+    private fun getSku(): String = SystemProperties.get(KEY_SKU).lowercase()
+
+    private fun Context.getRegulatoryInfo(fileName: String): Drawable? {
+        val overlayPackageName =
+            resources.getString(R.string.config_regulatory_info_overlay_package_name)
+                .ifBlank { packageName }
+        val resources = packageManager.getResourcesForApplication(overlayPackageName)
+        val id = resources.getIdentifier(fileName, "drawable", overlayPackageName)
+        return if (id > 0) resources.getRegulatoryInfo(id) else null
+    }
+
+    private fun Resources.getRegulatoryInfo(@DrawableRes resId: Int): Drawable? = try {
+        getDrawable(resId, null).takeIf {
+            // Ignore the placeholder image
+            it.intrinsicWidth > 10 && it.intrinsicHeight > 10
+        }
+    } catch (_: Resources.NotFoundException) {
+        null
+    }
+}