Fix broken media scanner

app/src/main/java/com/amaze/filemanager/asynchronous/asynctasks/DeleteTask.java

@@ -38,7 +38,7 @@
 import com.amaze.filemanager.filesystem.SafRootHolder;
 import com.amaze.filemanager.filesystem.cloud.CloudUtil;
 import com.amaze.filemanager.filesystem.files.CryptUtil;
-import com.amaze.filemanager.filesystem.files.FileUtils;
+import com.amaze.filemanager.filesystem.files.MediaConnectionUtils;
 import com.amaze.filemanager.ui.activities.MainActivity;
 import com.amaze.filemanager.ui.fragments.CompressedExplorerFragment;
 import com.amaze.filemanager.ui.fragments.preferencefragments.PreferencesConstants;
@@ -48,12 +48,9 @@
 import com.cloudrail.si.interfaces.CloudStorage;
 
 import android.app.NotificationManager;
-import android.content.ContentResolver;
 import android.content.Context;
 import android.content.Intent;
-import android.net.Uri;
 import android.os.AsyncTask;
-import android.provider.MediaStore;
 import android.widget.Toast;
 
 import androidx.annotation.NonNull;
@@ -112,13 +109,9 @@ protected final AsyncTaskResult<Boolean> doInBackground(
       }
 
       // delete file from media database
-      if (!file.isSmb()) {
-        try {
-          deleteFromMediaDatabase(applicationContext, file.getPath());
-        } catch (Exception e) {
-          FileUtils.scanFile(applicationContext, files.toArray(new HybridFile[files.size()]));
-        }
-      }
+      if (!file.isSmb())
+        MediaConnectionUtils.scanFile(
+            applicationContext, files.toArray(new HybridFile[files.size()]));
 
       // delete file entry from encrypted database
       if (file.getName(applicationContext).endsWith(CryptUtil.CRYPT_EXTENSION)) {
@@ -194,13 +187,4 @@ private boolean doDeleteFile(@NonNull HybridFileParcelable file) throws Exceptio
         }
     }
   }
-
-  private void deleteFromMediaDatabase(final Context context, final String file) {
-    final String where = MediaStore.MediaColumns.DATA + "=?";
-    final String[] selectionArgs = new String[] {file};
-    final ContentResolver contentResolver = context.getContentResolver();
-    final Uri filesUri = MediaStore.Files.getContentUri("external");
-    // Delete the entry from the media database. This will actually delete media files.
-    contentResolver.delete(filesUri, where, selectionArgs);
-  }
 }

app/src/main/java/com/amaze/filemanager/asynchronous/asynctasks/movecopy/MoveFilesTask.kt

@@ -34,7 +34,7 @@ import com.amaze.filemanager.fileoperations.filesystem.OpenMode
 import com.amaze.filemanager.filesystem.HybridFile
 import com.amaze.filemanager.filesystem.HybridFileParcelable
 import com.amaze.filemanager.filesystem.files.CryptUtil
-import com.amaze.filemanager.filesystem.files.FileUtils
+import com.amaze.filemanager.filesystem.files.MediaConnectionUtils
 import com.amaze.filemanager.ui.activities.MainActivity
 import org.slf4j.Logger
 import org.slf4j.LoggerFactory
@@ -106,8 +106,8 @@ class MoveFilesTask(
             for (hybridFileParcelables in files) {
                 sourcesFiles.addAll(hybridFileParcelables)
             }
-            FileUtils.scanFile(applicationContext, sourcesFiles.toTypedArray())
-            FileUtils.scanFile(applicationContext, targetFiles.toTypedArray())
+            MediaConnectionUtils.scanFile(applicationContext, sourcesFiles.toTypedArray())
+            MediaConnectionUtils.scanFile(applicationContext, targetFiles.toTypedArray())
         }
 
         // updating encrypted db entry if any encrypted file was moved

app/src/main/java/com/amaze/filemanager/asynchronous/services/CopyService.java

@@ -43,6 +43,7 @@
 import com.amaze.filemanager.filesystem.files.CryptUtil;
 import com.amaze.filemanager.filesystem.files.FileUtils;
 import com.amaze.filemanager.filesystem.files.GenericCopyUtil;
+import com.amaze.filemanager.filesystem.files.MediaConnectionUtils;
 import com.amaze.filemanager.filesystem.root.CopyFilesCommand;
 import com.amaze.filemanager.filesystem.root.MoveFileCommand;
 import com.amaze.filemanager.ui.activities.MainActivity;
@@ -461,7 +462,7 @@ void copyRoot(HybridFileParcelable sourceFile, HybridFile targetFile, boolean mo
               e);
           failedFOps.add(sourceFile);
         }
-        FileUtils.scanFile(c, new HybridFile[] {targetFile});
+        MediaConnectionUtils.scanFile(c, new HybridFile[] {targetFile});
       }
 
       private void copyFiles(

app/src/main/java/com/amaze/filemanager/filesystem/Operations.java

@@ -41,6 +41,7 @@
 import com.amaze.filemanager.fileoperations.filesystem.OpenMode;
 import com.amaze.filemanager.filesystem.cloud.CloudUtil;
 import com.amaze.filemanager.filesystem.files.FileUtils;
+import com.amaze.filemanager.filesystem.files.MediaConnectionUtils;
 import com.amaze.filemanager.filesystem.ftp.FtpClientTemplate;
 import com.amaze.filemanager.filesystem.ftp.NetCopyClientUtils;
 import com.amaze.filemanager.filesystem.root.MakeDirectoryCommand;
@@ -715,7 +716,7 @@ protected void onPostExecute(Void aVoid) {
         super.onPostExecute(aVoid);
         if (newFile != null && oldFile != null) {
           HybridFile[] hybridFiles = {newFile, oldFile};
-          FileUtils.scanFile(context, hybridFiles);
+          MediaConnectionUtils.scanFile(context, hybridFiles);
         }
       }
     }.executeOnExecutor(executor);

app/src/main/java/com/amaze/filemanager/filesystem/files/FileUtils.java

@@ -30,7 +30,6 @@
 import java.util.Date;
 import java.util.LinkedList;
 import java.util.List;
-import java.util.concurrent.Callable;
 import java.util.concurrent.atomic.AtomicLong;
 
 import org.slf4j.Logger;
@@ -42,7 +41,6 @@
 import com.amaze.filemanager.application.AppConfig;
 import com.amaze.filemanager.fileoperations.filesystem.OpenMode;
 import com.amaze.filemanager.fileoperations.filesystem.smbstreamer.Streamer;
-import com.amaze.filemanager.filesystem.ExternalSdCardOperation;
 import com.amaze.filemanager.filesystem.HybridFile;
 import com.amaze.filemanager.filesystem.HybridFileParcelable;
 import com.amaze.filemanager.filesystem.Operations;
@@ -71,15 +69,13 @@
 import android.Manifest;
 import android.animation.Animator;
 import android.animation.AnimatorListenerAdapter;
-import android.annotation.SuppressLint;
 import android.app.Activity;
 import android.content.ActivityNotFoundException;
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
-import android.media.MediaScannerConnection;
 import android.net.Uri;
 import android.os.AsyncTask;
 import android.os.Build;
@@ -92,8 +88,6 @@
 import androidx.core.util.Pair;
 import androidx.documentfile.provider.DocumentFile;
 
-import io.reactivex.Flowable;
-import io.reactivex.schedulers.Schedulers;
 import jcifs.smb.SmbFile;
 import kotlin.collections.ArraysKt;
 import net.schmizz.sshj.sftp.RemoteResourceInfo;
@@ -217,76 +211,6 @@ public static long getBaseFileSize(HybridFileParcelable baseFile, Context contex
     }
   }
 
-  /**
-   * Triggers media scanner for multiple paths. The paths must all belong to same filesystem. It's
-   * upto the caller to call the mediastore scan on multiple files or only one source/target
-   * directory. Don't use filesystem API directly as files might not be present anymore (eg.
-   * move/rename) which may lead to {@link java.io.FileNotFoundException}
-   *
-   * @param hybridFiles
-   * @param context
-   */
-  @SuppressLint("CheckResult")
-  public static void scanFile(@NonNull Context context, @NonNull HybridFile[] hybridFiles) {
-    Flowable.fromCallable(
-            (Callable<Void>)
-                () -> {
-                  if (hybridFiles[0].exists(context) && hybridFiles[0].isLocal()) {
-                    String[] paths = new String[hybridFiles.length];
-                    for (int i = 0; i < hybridFiles.length; i++) {
-                      HybridFile hybridFile = hybridFiles[i];
-                      paths[i] = hybridFile.getPath();
-                    }
-                    MediaScannerConnection.scanFile(context, paths, null, null);
-                  }
-                  for (HybridFile hybridFile : hybridFiles) {
-                    scanFile(hybridFile, context);
-                  }
-                  return null;
-                })
-        .subscribeOn(Schedulers.io());
-  }
-
-  /**
-   * Triggers media store for the file path
-   *
-   * @param hybridFile the file which was changed (directory not supported)
-   * @param context given context
-   */
-  private static void scanFile(@NonNull HybridFile hybridFile, Context context) {
-
-    if ((hybridFile.isLocal() || hybridFile.isOtgFile()) && hybridFile.exists(context)) {
-
-      Uri uri = null;
-      if (Build.VERSION.SDK_INT >= 19) {
-        DocumentFile documentFile =
-            ExternalSdCardOperation.getDocumentFile(
-                hybridFile.getFile(), hybridFile.isDirectory(context), context);
-        // If FileUtil.getDocumentFile() returns null, fall back to DocumentFile.fromFile()
-        if (documentFile == null) documentFile = DocumentFile.fromFile(hybridFile.getFile());
-        uri = documentFile.getUri();
-      } else {
-        if (hybridFile.isLocal()) {
-          uri = Uri.fromFile(hybridFile.getFile());
-        }
-      }
-      if (uri != null) {
-        FileUtils.scanFile(uri, context);
-      }
-    }
-  }
-
-  /**
-   * Triggers {@link Intent#ACTION_MEDIA_SCANNER_SCAN_FILE} intent to refresh the media store.
-   *
-   * @param uri File's {@link Uri}
-   * @param c {@link Context}
-   */
-  private static void scanFile(@NonNull Uri uri, @NonNull Context c) {
-    Intent mediaScanIntent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE, uri);
-    c.sendBroadcast(mediaScanIntent);
-  }
-
   public static void crossfade(View buttons, final View pathbar) {
     // Set the content view to 0% opacity but visible, so that it is visible
     // (but fully transparent) during the animation.

app/src/main/java/com/amaze/filemanager/filesystem/files/GenericCopyUtil.java

@@ -271,7 +271,7 @@ private void startCopy(
       // If target file is copied onto the device and copy was successful, trigger media store
       // rescan
       if (mTargetFile != null) {
-        FileUtils.scanFile(mContext, new HybridFile[] {mTargetFile});
+        MediaConnectionUtils.scanFile(mContext, new HybridFile[] {mTargetFile});
       }
     }
   }

app/src/main/java/com/amaze/filemanager/filesystem/files/MediaConnectionUtils.kt

@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2014-2022 Arpit Khurana <[email protected]>, Vishal Nehra <[email protected]>,
+ * Emmanuel Messulam<[email protected]>, Raymond Lai <airwave209gt at gmail.com> and Contributors.
+ *
+ * This file is part of Amaze File Manager.
+ *
+ * Amaze File Manager is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.amaze.filemanager.filesystem.files
+
+import android.content.Context
+import android.media.MediaScannerConnection
+import android.net.Uri
+import com.amaze.filemanager.filesystem.HybridFile
+import org.slf4j.LoggerFactory
+
+object MediaConnectionUtils {
+
+    private val LOG = LoggerFactory.getLogger(MediaConnectionUtils::class.java)
+
+    /**
+     * Invokes MediaScannerConnection#scanFile for the given files
+     *
+     * @param context the context
+     * @param hybridFiles files to be scanned
+     */
+    @JvmStatic
+    fun scanFile(context: Context, hybridFiles: Array<HybridFile>) {
+        val paths = arrayOfNulls<String>(hybridFiles.size)
+
+        for (i in hybridFiles.indices) paths[i] = hybridFiles[i].path
+
+        MediaScannerConnection.scanFile(
+            context,
+            paths,
+            null
+        ) { path: String, _: Uri? ->
+            LOG.info("MediaConnectionUtils#scanFile finished scanning path$path")
+        }
+    }
+}

app/src/main/java/com/amaze/filemanager/ui/fragments/MainFragment.java

@@ -63,6 +63,7 @@
 import com.amaze.filemanager.filesystem.files.EncryptDecryptUtils;
 import com.amaze.filemanager.filesystem.files.FileListSorter;
 import com.amaze.filemanager.filesystem.files.FileUtils;
+import com.amaze.filemanager.filesystem.files.MediaConnectionUtils;
 import com.amaze.filemanager.ui.ExtensionsKt;
 import com.amaze.filemanager.ui.activities.MainActivity;
 import com.amaze.filemanager.ui.activities.MainActivityViewModel;
@@ -1403,7 +1404,7 @@ public void hide(String path) {
           LOG.warn("failure when hiding file", e);
         }
       }
-      FileUtils.scanFile(
+      MediaConnectionUtils.scanFile(
           requireMainActivity(), new HybridFile[] {new HybridFile(OpenMode.FILE, path)});
     }
   }