From 71d88b7b8c5bd54f134727a1593e09a88754f6a2 Mon Sep 17 00:00:00 2001
From: Jacopo Tediosi <jacopotediosi@gmail.com>
Date: Mon, 9 Jan 2023 13:37:56 +0100
Subject: [PATCH] "Silence Recording Alerts" switch now compares file contents

---
 app/build.gradle                              |  1 +
 .../SuggestedModsFragment.java                | 39 +++++++++++++------
 2 files changed, 28 insertions(+), 12 deletions(-)

diff --git a/app/build.gradle b/app/build.gradle
index f33273e..1481982 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -69,6 +69,7 @@ dependencies {
     implementation 'androidx.legacy:legacy-support-v4:1.0.0'
     implementation 'com.android.volley:volley:1.2.1'
     implementation 'com.google.protobuf:protobuf-javalite:3.8.0'
+    implementation 'commons-io:commons-io:2.11.0'
     implementation "com.github.topjohnwu.libsu:core:${libsuVersion}"
     implementation "com.github.topjohnwu.libsu:service:${libsuVersion}"
     implementation "com.github.topjohnwu.libsu:nio:${libsuVersion}"
diff --git a/app/src/main/java/com/jacopomii/googledialermod/SuggestedModsFragment.java b/app/src/main/java/com/jacopomii/googledialermod/SuggestedModsFragment.java
index e42581d..f464bc1 100644
--- a/app/src/main/java/com/jacopomii/googledialermod/SuggestedModsFragment.java
+++ b/app/src/main/java/com/jacopomii/googledialermod/SuggestedModsFragment.java
@@ -27,7 +27,10 @@
 import com.topjohnwu.superuser.nio.ExtendedFile;
 import com.topjohnwu.superuser.nio.FileSystemManager;
 
+import org.apache.commons.io.IOUtils;
+
 import java.io.IOException;
+import java.io.InputStream;
 
 public class SuggestedModsFragment extends Fragment {
     private View mView;
@@ -163,19 +166,31 @@ public void refreshSwitchesStatus() {
         mForceEnableCallRecordingSwitch.setOnCheckedChangeListener(mForceEnableCallRecordingSwitchOnCheckedChangeListener);
 
         // mSilenceCallRecordingAlertsSwitch
-        long startingVoiceSize = -1;
-        long endingVoiceSize = -1;
-        if (fileSystemManager!=null) {
-            startingVoiceSize = fileSystemManager.getFile(DIALER_CALLRECORDINGPROMPT, CALLRECORDINGPROMPT_STARTING_VOICE_US).length();
-            endingVoiceSize = fileSystemManager.getFile(DIALER_CALLRECORDINGPROMPT, CALLRECORDINGPROMPT_ENDING_VOICE_US).length();
+        if (fileSystemManager != null) {
+            try {
+                InputStream silentVoiceInputStream;
+
+                InputStream startingVoiceInputStream = fileSystemManager.getFile(DIALER_CALLRECORDINGPROMPT, CALLRECORDINGPROMPT_STARTING_VOICE_US).newInputStream();
+                silentVoiceInputStream = getResources().openRawResource(R.raw.silent_wav);
+                boolean isStartingVoiceSilenced = IOUtils.contentEquals(silentVoiceInputStream, startingVoiceInputStream);
+                startingVoiceInputStream.close();
+                silentVoiceInputStream.close();
+
+                InputStream endingVoiceInputStream = fileSystemManager.getFile(DIALER_CALLRECORDINGPROMPT, CALLRECORDINGPROMPT_ENDING_VOICE_US).newInputStream();
+                silentVoiceInputStream = getResources().openRawResource(R.raw.silent_wav);
+                boolean isEndingVoiceSilenced = IOUtils.contentEquals(silentVoiceInputStream, endingVoiceInputStream);
+                endingVoiceInputStream.close();
+                silentVoiceInputStream.close();
+
+                mSilenceCallRecordingAlertsSwitch.setOnCheckedChangeListener(null);
+                mSilenceCallRecordingAlertsSwitch.setChecked(
+                        mDBFlagsSingleton.areAllStringFlagsEmpty(SILENCE_CALL_RECORDING_ALERTS_FLAGS) && isStartingVoiceSilenced && isEndingVoiceSilenced
+                );
+                mSilenceCallRecordingAlertsSwitch.setOnCheckedChangeListener(mSilenceCallRecordingAlertsSwitchOnCheckedChangeListener);
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
         }
-        mSilenceCallRecordingAlertsSwitch.setOnCheckedChangeListener(null);
-        mSilenceCallRecordingAlertsSwitch.setChecked(
-                mDBFlagsSingleton.areAllStringFlagsEmpty(SILENCE_CALL_RECORDING_ALERTS_FLAGS) &&
-                        startingVoiceSize > 0 && startingVoiceSize <= 100 &&
-                        endingVoiceSize > 0 && endingVoiceSize <= 100
-        );
-        mSilenceCallRecordingAlertsSwitch.setOnCheckedChangeListener(mSilenceCallRecordingAlertsSwitchOnCheckedChangeListener);
 
         // mForceEnableCallScreenSwitch
         mForceEnableCallScreenSwitch.setOnCheckedChangeListener(null);