Support download location in ViewImgurImageFragment and ViewRedditGalleryImageOrGifFragment.

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/ViewImageOrGifActivity.java

@@ -1,5 +1,6 @@
 package ml.docilealligator.infinityforreddit.Activity;
 
+import android.Manifest;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.content.pm.PackageManager;
@@ -21,6 +22,8 @@ import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.appcompat.app.ActionBar;
 import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.app.ActivityCompat;
+import androidx.core.content.ContextCompat;
 import androidx.core.content.FileProvider;
 
 import com.bumptech.glide.Glide;
@@ -277,16 +280,28 @@ public class ViewImageOrGifActivity extends AppCompatActivity implements SetAsWa
                 finish();
                 return true;
             case R.id.action_download_view_image_or_gif_activity:
-                Intent intent = new Intent(this, DownloadImageService.class);
+                if (isDownloading) {
-                intent.putExtra(DownloadImageService.EXTRA_URL, mImageUrl);
+                    return false;
-                intent.putExtra(DownloadImageService.EXTRA_IS_GIF, isGif);
+                }
-                intent.putExtra(DownloadImageService.EXTRA_FILE_NAME, mImageFileName);
+
-                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+                isDownloading = true;
-                    startForegroundService(intent);
+
-                } else {
+                if (Build.VERSION.SDK_INT >= 23) {
-                    startService(intent);
+                    if (ContextCompat.checkSelfPermission(this,
+                            Manifest.permission.WRITE_EXTERNAL_STORAGE)
+                            != PackageManager.PERMISSION_GRANTED) {
+
+                        // Permission is not granted
+                        // No explanation needed; request the permission
+                        ActivityCompat.requestPermissions(this, new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE},
+                                PERMISSION_REQUEST_WRITE_EXTERNAL_STORAGE);
+                    } else {
+                        // Permission has already been granted
+                        download();
+                    }
+                } else {
+                    download();
                 }
-                Toast.makeText(this, R.string.download_started, Toast.LENGTH_SHORT).show();
 
                 return true;
             case R.id.action_share_view_image_or_gif_activity:
@@ -321,6 +336,21 @@ public class ViewImageOrGifActivity extends AppCompatActivity implements SetAsWa
         return false;
     }
 
+    private void download() {
+        isDownloading = false;
+
+        Intent intent = new Intent(this, DownloadImageService.class);
+        intent.putExtra(DownloadImageService.EXTRA_URL, mImageUrl);
+        intent.putExtra(DownloadImageService.EXTRA_IS_GIF, isGif);
+        intent.putExtra(DownloadImageService.EXTRA_FILE_NAME, mImageFileName);
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            startForegroundService(intent);
+        } else {
+            startService(intent);
+        }
+        Toast.makeText(this, R.string.download_started, Toast.LENGTH_SHORT).show();
+    }
+
     private void shareImage() {
         glide.asBitmap().load(mImageUrl).into(new CustomTarget<Bitmap>() {
 

app/src/main/java/ml/docilealligator/infinityforreddit/Activity/ViewVideoActivity.java

@@ -374,6 +374,10 @@ public class ViewVideoActivity extends AppCompatActivity {
                 finish();
                 return true;
             case R.id.action_download_view_video_activity:
+                if (isDownloading) {
+                    return false;
+                }
+
                 if (videoDownloadUrl == null) {
                     Toast.makeText(this, R.string.fetching_video_info_please_wait, Toast.LENGTH_SHORT).show();
                     return true;

app/src/main/java/ml/docilealligator/infinityforreddit/Fragment/ViewImgurImageFragment.java

@@ -48,6 +48,7 @@ import ml.docilealligator.infinityforreddit.ImgurMedia;
 import ml.docilealligator.infinityforreddit.MediaDownloader;
 import ml.docilealligator.infinityforreddit.MediaDownloaderImpl;
 import ml.docilealligator.infinityforreddit.R;
+import ml.docilealligator.infinityforreddit.Service.DownloadImageService;
 import ml.docilealligator.infinityforreddit.SetAsWallpaperCallback;
 
 public class ViewImgurImageFragment extends Fragment {
@@ -235,7 +236,16 @@ public class ViewImgurImageFragment extends Fragment {
     private void download() {
         isDownloading = false;
 
-        mediaDownloader.download(imgurMedia.getLink(), imgurMedia.getFileName(), getContext());
+        Intent intent = new Intent(activity, DownloadImageService.class);
+        intent.putExtra(DownloadImageService.EXTRA_URL, imgurMedia.getLink());
+        intent.putExtra(DownloadImageService.EXTRA_IS_GIF, false);
+        intent.putExtra(DownloadImageService.EXTRA_FILE_NAME, imgurMedia.getFileName());
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            activity.startForegroundService(intent);
+        } else {
+            activity.startService(intent);
+        }
+        Toast.makeText(activity, R.string.download_started, Toast.LENGTH_SHORT).show();
     }
 
     @Override

app/src/main/java/ml/docilealligator/infinityforreddit/Fragment/ViewRedditGalleryImageOrGifFragment.java

@@ -46,14 +46,15 @@ import java.io.File;
 import butterknife.BindView;
 import butterknife.ButterKnife;
 import ml.docilealligator.infinityforreddit.Activity.ViewRedditGalleryActivity;
-import ml.docilealligator.infinityforreddit.AsyncTask.SaveGIFToFileAsyncTask;
 import ml.docilealligator.infinityforreddit.AsyncTask.SaveBitmapImageToFileAsyncTask;
+import ml.docilealligator.infinityforreddit.AsyncTask.SaveGIFToFileAsyncTask;
 import ml.docilealligator.infinityforreddit.BottomSheetFragment.SetAsWallpaperBottomSheetFragment;
 import ml.docilealligator.infinityforreddit.BuildConfig;
 import ml.docilealligator.infinityforreddit.MediaDownloader;
 import ml.docilealligator.infinityforreddit.MediaDownloaderImpl;
 import ml.docilealligator.infinityforreddit.Post.Post;
 import ml.docilealligator.infinityforreddit.R;
+import ml.docilealligator.infinityforreddit.Service.DownloadImageService;
 import ml.docilealligator.infinityforreddit.SetAsWallpaperCallback;
 
 public class ViewRedditGalleryImageOrGifFragment extends Fragment {
@@ -268,7 +269,16 @@ public class ViewRedditGalleryImageOrGifFragment extends Fragment {
     private void download() {
         isDownloading = false;
 
-        mediaDownloader.download(media.url, media.fileName, getContext());
+        Intent intent = new Intent(activity, DownloadImageService.class);
+        intent.putExtra(DownloadImageService.EXTRA_URL, media.url);
+        intent.putExtra(DownloadImageService.EXTRA_IS_GIF, media.mediaType == Post.Gallery.TYPE_GIF);
+        intent.putExtra(DownloadImageService.EXTRA_FILE_NAME, media.fileName);
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+            activity.startForegroundService(intent);
+        } else {
+            activity.startService(intent);
+        }
+        Toast.makeText(activity, R.string.download_started, Toast.LENGTH_SHORT).show();
     }
 
     private void shareImage() {