From 0ea0c42f5974018fa1f6732449c90c4d54b00c4e Mon Sep 17 00:00:00 2001
From: harvey186 <harvey186@hotmail.com>
Date: Sat, 21 Oct 2023 11:33:27 +0200
Subject: [PATCH] 0017-OpenEUICC_Toggle

Change-Id: I74ef245ba7a6e8f87fb52e4e73c8a190529701c1
---
 0017-OpenEUICC_Toggle.patch                   |  44 +-------
 res/values/arrays.xml                         |  21 ++++
 res/values/strings.xml                        |   2 +
 res/xml/security_dashboard_settings.xml       |   6 +
 .../OpenEuiccPreferenceController.java        | 106 ++++++++++++++++++
 .../settings/security/SecuritySettings.java   |   1 +
 6 files changed, 137 insertions(+), 43 deletions(-)
 create mode 100644 src/com/android/settings/security/OpenEuiccPreferenceController.java


diff --git a/res/values/strings.xml b/res/values/strings.xml
index e41c39cebf..bca428f730 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -12124,6 +12124,8 @@
     <string name="color_selector_dialog_done">Done</string>
     <!-- Button to close the dialog without saving in screen flash color selection dialog. [CHAR LIMIT=20] -->
     <string name="color_selector_dialog_cancel">Cancel</string>
+    <string name="openeuicc_title">Enable eUICC management</string>
+    <string name="openeuicc_summary">Enables the OpenEUICC app to allow management of virtual (eSIM) and physical eUICC cards. Reboot required after toggling.</string>
 
     <!-- Title for the contrast preference fragment [CHAR LIMIT=35] -->
     <string name="contrast_title">Contrast</string>

diff --git a/src/com/android/settings/security/OpenEuiccPreferenceController.java b/src/com/android/settings/security/OpenEuiccPreferenceController.java
new file mode 100644
index 0000000000..9ecfa96bfd
--- /dev/null
+++ b/src/com/android/settings/security/OpenEuiccPreferenceController.java
@@ -0,0 +1,106 @@
+/*
+ * Copyright (C) 2022 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.security;
+
+import android.content.Context;
+
+import android.os.UserHandle;
+import android.os.UserManager;
+import android.os.SystemProperties;
+
+import android.provider.Settings;
+
+import androidx.preference.Preference;
+import androidx.preference.PreferenceCategory;
+import androidx.preference.PreferenceGroup;
+import androidx.preference.PreferenceScreen;
+import androidx.preference.TwoStatePreference;
+import androidx.preference.SwitchPreference;
+
+import com.android.internal.widget.LockPatternUtils;
+import com.android.settings.core.PreferenceControllerMixin;
+import com.android.settingslib.core.AbstractPreferenceController;
+import com.android.settingslib.core.lifecycle.events.OnResume;
+
+public class OpenEuiccPreferenceController extends AbstractPreferenceController
+        implements PreferenceControllerMixin, OnResume, Preference.OnPreferenceChangeListener {
+
+    private static final String SYS_KEY_OPENEUICC_ENABLE = "persist.security.openeuicc";
+    private static final String PREF_KEY_OPENEUICC_ENABLE = "openeuicc";
+    private static final String PREF_KEY_SECURITY_CATEGORY = "security_category";
+
+    private PreferenceCategory mSecurityCategory;
+    private SwitchPreference mOpenEuiccEnable;
+    private boolean mIsAdmin;
+    private UserManager mUm;
+
+    public OpenEuiccPreferenceController(Context context) {
+        super(context);
+        mUm = UserManager.get(context);
+    }
+
+    @Override
+    public void displayPreference(PreferenceScreen screen) {
+        super.displayPreference(screen);
+        mSecurityCategory = screen.findPreference(PREF_KEY_SECURITY_CATEGORY);
+        updatePreferenceState();
+    }
+
+    @Override
+    public boolean isAvailable() {
+        mIsAdmin = mUm.isAdminUser();
+        return mIsAdmin;
+    }
+
+    @Override
+    public String getPreferenceKey() {
+        return PREF_KEY_OPENEUICC_ENABLE;
+    }
+
+    // TODO: should we use onCreatePreferences() instead?
+    private void updatePreferenceState() {
+        if (mSecurityCategory == null) {
+            return;
+        }
+
+        if (mIsAdmin) {
+            mOpenEuiccEnable = (SwitchPreference) mSecurityCategory.findPreference(PREF_KEY_OPENEUICC_ENABLE);
+            mOpenEuiccEnable.setChecked(SystemProperties.getInt(SYS_KEY_OPENEUICC_ENABLE, 0) == 1);
+        } else {
+            mSecurityCategory.removePreference(mSecurityCategory.findPreference(PREF_KEY_OPENEUICC_ENABLE));
+        }
+    }
+
+    @Override
+    public void onResume() {
+        updatePreferenceState();
+        if (mOpenEuiccEnable != null) {
+                boolean mode = mOpenEuiccEnable.isChecked();
+                SystemProperties.set(SYS_KEY_OPENEUICC_ENABLE, mode ? "1" : "0");
+        }
+    }
+
+    @Override
+    public boolean onPreferenceChange(Preference preference, Object value) {
+        final String key = preference.getKey();
+        if (PREF_KEY_OPENEUICC_ENABLE.equals(key)) {
+            final boolean mode = !mOpenEuiccEnable.isChecked();
+            SystemProperties.set(SYS_KEY_OPENEUICC_ENABLE, mode ? "1" : "0");
+        }
+        return true;
+    }
+}

-- 
2.34.1