/*
- * Copyright © 2020 Soren Stoutner <soren@stoutner.com>.
+ * Copyright © 2020-2021 Soren Stoutner <soren@stoutner.com>.
*
* This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
*
package com.stoutner.privacybrowser.asynctasks;
import android.app.Activity;
-import android.content.ContentResolver;
import android.content.Context;
-import android.content.Intent;
import android.net.Uri;
import android.os.AsyncTask;
-import android.os.Build;
import android.util.Base64;
-import android.view.View;
import android.webkit.CookieManager;
-import android.webkit.MimeTypeMap;
-
-import androidx.core.content.FileProvider;
import com.google.android.material.snackbar.Snackbar;
import com.stoutner.privacybrowser.R;
import com.stoutner.privacybrowser.views.NoSwipeViewPager;
import java.io.BufferedInputStream;
-import java.io.File;
-import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.lang.ref.WeakReference;
String saveDisposition = SUCCESS;
try {
- // Get the file.
- File file = new File(filePathString);
-
- // Delete the file if it exists.
- if (file.exists()) {
- //noinspection ResultOfMethodCallIgnored
- file.delete();
- }
-
- // Create a new file.
- //noinspection ResultOfMethodCallIgnored
- file.createNewFile();
-
- // Create an output file stream.
- OutputStream fileOutputStream = new FileOutputStream(file);
+ // Open an output stream.
+ OutputStream outputStream = activity.getContentResolver().openOutputStream(Uri.parse(filePathString));
// Save the URL.
if (urlToSave[0].startsWith("data:")) { // The URL contains the entire data of an image.
// Decode the Base64 string to a byte array.
byte[] base64DecodedDataByteArray = Base64.decode(base64DataString, Base64.DEFAULT);
- // Write the Base64 byte array to the file output stream.
- fileOutputStream.write(base64DecodedDataByteArray);
-
- // Close the file output stream.
- fileOutputStream.close();
+ // Write the Base64 byte array to the output stream.
+ outputStream.write(base64DecodedDataByteArray);
} else { // The URL points to the data location on the internet.
// Get the URL from the calling activity.
URL url = new URL(urlToSave[0]);
// Attempt to read data from the input stream and store it in the output stream. Also store the amount of data read in the buffer length variable.
while ((bufferLength = inputStream.read(conversionBufferByteArray)) > 0) { // Proceed while the amount of data stored in the buffer in > 0.
// Write the contents of the conversion buffer to the file output stream.
- fileOutputStream.write(conversionBufferByteArray, 0, bufferLength);
+ outputStream.write(conversionBufferByteArray, 0, bufferLength);
// Update the file download progress snackbar.
if (fileSize == -1) { // The file size is unknown.
// Close the input stream.
inputStream.close();
-
- // Close the file output stream.
- fileOutputStream.close();
} finally {
// Disconnect the HTTP URL connection.
httpUrlConnection.disconnect();
}
}
- // Create a media scanner intent, which adds items like pictures to Android's recent file list.
- Intent mediaScannerIntent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
+ // Flush the output stream.
+ outputStream.flush();
- // Add the URI to the media scanner intent.
- mediaScannerIntent.setData(Uri.fromFile(file));
-
- // Make it so.
- activity.sendBroadcast(mediaScannerIntent);
+ // Close the output stream.
+ outputStream.close();
} catch (Exception exception) {
// Store the error in the save disposition string.
saveDisposition = exception.toString();
@Override
protected void onPostExecute(String saveDisposition) {
// Get handles for the context and activity.
- Context context = contextWeakReference.get();
Activity activity = activityWeakReference.get();
// Abort if the activity is gone.
// Display a save disposition snackbar.
if (saveDisposition.equals(SUCCESS)) {
- // Create a file saved snackbar.
- Snackbar fileSavedSnackbar = Snackbar.make(noSwipeViewPager, activity.getString(R.string.file_saved) + " " + filePathString, Snackbar.LENGTH_LONG);
-
- // Add an open action if the file is not an APK on API >= 26 (that scenario requires the REQUEST_INSTALL_PACKAGES permission).
- if (!(Build.VERSION.SDK_INT >= 26 && filePathString.endsWith(".apk"))) {
- fileSavedSnackbar.setAction(R.string.open, (View view) -> {
- // Get a file for the file path string.
- File file = new File(filePathString);
-
- // Declare a file URI variable.
- Uri fileUri;
-
- // Get the URI for the file according to the Android version.
- if (Build.VERSION.SDK_INT >= 24) { // Use a file provider.
- fileUri = FileProvider.getUriForFile(context, activity.getString(R.string.file_provider), file);
- } else { // Get the raw file path URI.
- fileUri = Uri.fromFile(file);
- }
-
- // Get a handle for the content resolver.
- ContentResolver contentResolver = context.getContentResolver();
-
- // Create an open intent with `ACTION_VIEW`.
- Intent openIntent = new Intent(Intent.ACTION_VIEW);
-
- // Set the URI and the MIME type.
- if (filePathString.endsWith("apk") || filePathString.endsWith("APK")) { // Force detection of APKs.
- openIntent.setDataAndType(fileUri, MimeTypeMap.getSingleton().getMimeTypeFromExtension("apk"));
- } else { // Autodetect the MIME type.
- openIntent.setDataAndType(fileUri, contentResolver.getType(fileUri));
- }
-
- // Allow the app to read the file URI.
- openIntent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
-
- // Show the chooser.
- activity.startActivity(Intent.createChooser(openIntent, context.getString(R.string.open)));
- });
- }
-
- // Show the file saved snackbar.
- fileSavedSnackbar.show();
+ // Display the file saved snackbar.
+ Snackbar.make(noSwipeViewPager, activity.getString(R.string.file_saved) + " " + filePathString, Snackbar.LENGTH_LONG).show();
} else {
// Display the file saving error.
Snackbar.make(noSwipeViewPager, activity.getString(R.string.error_saving_file) + " " + saveDisposition, Snackbar.LENGTH_INDEFINITE).show();
projects / PrivacyBrowserAndroid.git / blobdiff