Rename file when generator is used, Keep only successfully uploaded taken photos, Add library for file management, Add file size check

app/build.gradle

@@ -46,6 +46,7 @@ dependencies {
     implementation 'com.google.firebase:firebase-core:16.0.3'
     implementation 'com.google.firebase:firebase-messaging:17.3.0'
     implementation 'com.crashlytics.sdk.android:crashlytics:2.9.5'
+    implementation 'com.snatik:storage:2.1.0'
     implementation 'com.squareup.okhttp3:okhttp:3.10.0'
     implementation 'com.squareup.picasso:picasso:2.5.2'
     implementation 'com.jakewharton.picasso:picasso2-okhttp3-downloader:1.1.0'

app/src/main/java/gr/thmmy/mthmmy/activities/upload/UploadActivity.java

@@ -5,16 +5,21 @@ import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.content.pm.PackageManager;
+import android.database.Cursor;
 import android.graphics.drawable.Drawable;
 import android.net.Uri;
 import android.os.AsyncTask;
 import android.os.Bundle;
+import android.os.Environment;
+import android.provider.OpenableColumns;
 import android.support.annotation.NonNull;
 import android.support.design.widget.FloatingActionButton;
+import android.support.v4.content.FileProvider;
 import android.support.v7.content.res.AppCompatResources;
 import android.support.v7.preference.PreferenceManager;
 import android.support.v7.widget.AppCompatButton;
 import android.support.v7.widget.AppCompatTextView;
+import android.util.Log;
 import android.view.View;
 import android.widget.AdapterView;
 import android.widget.ArrayAdapter;
@@ -23,6 +28,9 @@ import android.widget.LinearLayout;
 import android.widget.ProgressBar;
 import android.widget.Toast;
 
+
+import com.snatik.storage.Storage;
+
 import net.gotev.uploadservice.MultipartUploadRequest;
 import net.gotev.uploadservice.ServerResponse;
 import net.gotev.uploadservice.UploadInfo;
@@ -74,15 +82,25 @@ public class UploadActivity extends BaseActivity {
      */
     private static final int UPLOAD_REQUEST_CODE = 42;    //Arbitrary, application specific
 
+    private static final int NO_UPLOAD_METHOD_SELECTED = 0;
+    private static final int SELECT_FILE_METHOD_SELECTED = 1;
+    private static final int TAKE_PHOTO_METHOD_SELECTED = 2;
+
+    private static final String TEMPORARY_FILES_DIRECTORY = "~tmp_mThmmy_uploads";
+    private static final int MAX_FILE_SIZE_SUPPORTED = 45000000;
+
     private ArrayList<UploadCategory> uploadRootCategories = new ArrayList<>();
     private ParseUploadPageTask parseUploadPageTask;
     private ArrayList<String> bundleCategory;
     private String categorySelected = "-1";
     private String uploaderProfileIndex = "1";
-    private String uploadFilename;
+
+    private int uploadMethodSelected = NO_UPLOAD_METHOD_SELECTED;
     private Uri fileUri;
+    private File photoFileSelected = null;
+    private File photoFileCreated = null;
     private String fileIcon;
-    private File photoFile = null;
+    private String generatorUploadFilename;
 
     //UI elements
     private MaterialProgressBar progressBar;
@@ -229,41 +247,73 @@ public class UploadActivity extends BaseActivity {
 
         FloatingActionButton uploadFAB = findViewById(R.id.upload_fab);
         uploadFAB.setOnClickListener(view -> {
+            //Attempts upload
             progressBar.setVisibility(View.VISIBLE);
 
             String uploadTitleText = uploadTitle.getText().toString();
             String uploadDescriptionText = uploadDescription.getText().toString();
 
+            //Checks if all required fields are filled
+            {
+                boolean shouldReturn = false;
                 if (uploadTitleText.equals("")) {
                     uploadTitle.setError("Required");
+                    shouldReturn = true;
                 }
                 if (fileUri == null) {
                     Toast.makeText(view.getContext(), "Please choose a file to upload or take a photo", Toast.LENGTH_LONG).show();
+                    shouldReturn = true;
                 }
                 if (categorySelected.equals("-1")) {
                     Toast.makeText(view.getContext(), "Please choose category first", Toast.LENGTH_SHORT).show();
+                    shouldReturn = true;
                 }
-
-            if (categorySelected.equals("-1") || uploadTitleText.equals("") || fileUri == null) {
+                if (UploadsHelper.sizeFromUri(this, fileUri) > MAX_FILE_SIZE_SUPPORTED) {
+                    Toast.makeText(view.getContext(), "Your files are too powerful for thmmy. Reduce size or split!", Toast.LENGTH_LONG).show();
+                    shouldReturn = true;
+                }
+                if (shouldReturn) {
                     progressBar.setVisibility(View.GONE);
                     return;
                 }
+            }
 
+            //Checks settings and adds "Uploaded from mTHMMY" string to description
             SharedPreferences sharedPrefs = PreferenceManager.getDefaultSharedPreferences(view.getContext());
             if (sharedPrefs.getBoolean(UPLOADING_APP_SIGNATURE_ENABLE_KEY, true)) {
                 uploadDescriptionText += uploadedFromThmmyPromptHtml;
             }
 
-            String tempFilePath = null;
-            if (uploadFilename != null) {
-                //File should be uploaded with a certain name. Temporarily copies the file and renames it
-                tempFilePath = UploadsHelper.createTempFile(this, fileUri, uploadFilename);
-                if (tempFilePath == null) {
+            //Checks if the generator was used
+            if (generatorUploadFilename != null) {
+                //File should be uploaded with a certain name.
+                switch (uploadMethodSelected) {
+                    case SELECT_FILE_METHOD_SELECTED:
+                        //Temporarily copies the file to a another location and renames it
+                        fileUri = UploadsHelper.createTempFile(this, storage, fileUri,
+                                generatorUploadFilename);
+                        break;
+                    case TAKE_PHOTO_METHOD_SELECTED:
+                        //Renames the photo taken
+                        String photoPath = photoFileSelected.getPath();
+                        photoPath = photoPath.substring(0, photoPath.lastIndexOf(File.separator));
+                        String destinationFilename = photoPath + File.separator + generatorUploadFilename + ".jpg";
+
+                        if (!storage.rename(photoFileSelected.getAbsolutePath(), destinationFilename)) {
                             //Something went wrong, abort
                             Toast.makeText(this, "Could not create temporary file for renaming", Toast.LENGTH_SHORT).show();
                             progressBar.setVisibility(View.GONE);
                             return;
                         }
+
+                        //Points photoFile and fileUri to the new copied and renamed file
+                        photoFileSelected = storage.getFile(destinationFilename);
+                        fileUri = FileProvider.getUriForFile(this, getPackageName() +
+                                ".provider", photoFileSelected);
+                        break;
+                    default:
+                        break;
+                }
             }
 
             try {
@@ -272,10 +322,7 @@ public class UploadActivity extends BaseActivity {
                         .addParameter("tp-dluploadtitle", uploadTitleText)
                         .addParameter("tp-dluploadcat", categorySelected)
                         .addParameter("tp-dluploadtext", uploadDescriptionText)
-                        .addFileToUpload(tempFilePath == null
-                                        ? fileUri.toString()
-                                        : tempFilePath
-                                , "tp-dluploadfile")
+                        .addFileToUpload(fileUri.toString(), "tp-dluploadfile")
                         .addParameter("tp_dluploadicon", fileIcon)
                         .addParameter("tp-uploaduser", uploaderProfileIndex)
                         .setNotificationConfig(new UploadNotificationConfig())
@@ -299,9 +346,15 @@ public class UploadActivity extends BaseActivity {
                                 UploadsHelper.deleteTempFiles();
                                 BaseApplication.getInstance().logFirebaseAnalyticsEvent("file_upload", null);
 
+
+                                if (uploadMethodSelected == TAKE_PHOTO_METHOD_SELECTED) {
+                                    TakePhoto.galleryAddPic(context, photoFileSelected);
+                                }
                                 uploadTitle.setText(null);
                                 uploadDescription.setText(null);
                                 fileUri = null;
+                                photoFileCreated = null;
+                                photoFileSelected = null;
                                 filenameHolder.setText(null);
                                 filenameHolder.setVisibility(View.GONE);
                                 progressBar.setVisibility(View.GONE);
@@ -353,6 +406,14 @@ public class UploadActivity extends BaseActivity {
         super.onDestroy();
         if (parseUploadPageTask != null && parseUploadPageTask.getStatus() != AsyncTask.Status.RUNNING)
             parseUploadPageTask.cancel(true);
+
+        //Deletes any photo file previously created, as it is not going to be used
+        if (photoFileCreated != null) {
+            storage.deleteFile(photoFileCreated.getAbsolutePath());
+        }
+        if (photoFileSelected != null) {
+            storage.deleteFile(photoFileSelected.getAbsolutePath());
+        }
     }
 
     @Override
@@ -362,6 +423,15 @@ public class UploadActivity extends BaseActivity {
                 return;
             }
 
+            //Deletes any photo file previously created, as it is not going to be used
+            if (photoFileCreated != null) {
+                storage.deleteFile(photoFileCreated.getAbsolutePath());
+            }
+            if (photoFileSelected != null) {
+                storage.deleteFile(photoFileSelected.getAbsolutePath());
+            }
+            uploadMethodSelected = SELECT_FILE_METHOD_SELECTED;
+
             fileUri = data.getData();
             if (fileUri != null) {
                 String filename = UploadsHelper.filenameFromUri(this, fileUri);
@@ -390,12 +460,20 @@ public class UploadActivity extends BaseActivity {
             }
         } else if (requestCode == AFR_REQUEST_CODE_CAMERA) {
             if (resultCode == Activity.RESULT_CANCELED) {
+                //Deletes image file
+                storage.deleteFile(photoFileCreated.getAbsolutePath());
                 return;
             }
+            uploadMethodSelected = TAKE_PHOTO_METHOD_SELECTED;
 
-            fileUri = TakePhoto.processResult(this, photoFile);
+            if (photoFileSelected != null) {
+                storage.deleteFile(photoFileSelected.getAbsolutePath());
+            }
+            photoFileSelected = photoFileCreated;
+
+            fileUri = TakePhoto.processResult(this, photoFileSelected);
 
-            filenameHolder.setText(photoFile.getName());
+            filenameHolder.setText(photoFileSelected.getName());
             filenameHolder.setVisibility(View.VISIBLE);
             fileIcon = "jpg_image.gif";
         } else if (requestCode == AFR_REQUEST_CODE_FIELDS_BUILDER) {
@@ -403,7 +481,7 @@ public class UploadActivity extends BaseActivity {
                 return;
             }
 
-            uploadFilename = data.getStringExtra(RESULT_FILENAME);
+            generatorUploadFilename = data.getStringExtra(RESULT_FILENAME);
             uploadTitle.setText(data.getStringExtra(RESULT_TITLE));
             uploadDescription.setText(data.getStringExtra(RESULT_DESCRIPTION));
         } else {
@@ -425,11 +503,13 @@ public class UploadActivity extends BaseActivity {
     // Should only be called after making sure permissions are granted
     private void takePhoto() {
         // Create the File where the photo should go
-        photoFile = TakePhoto.createImageFile(this);
+        photoFileCreated = TakePhoto.createImageFile(this);
 
         // Continue only if the File was successfully created
-        if (photoFile != null)
-            startActivityForResult(TakePhoto.getIntent(this, photoFile), AFR_REQUEST_CODE_CAMERA);
+        if (photoFileCreated != null) {
+            startActivityForResult(TakePhoto.getIntent(this, photoFileCreated),
+                    AFR_REQUEST_CODE_CAMERA);
+        }
     }
 
     private class CustomOnItemSelectedListener implements AdapterView.OnItemSelectedListener {

app/src/main/java/gr/thmmy/mthmmy/activities/upload/UploadsHelper.java

@@ -1,13 +1,7 @@
 package gr.thmmy.mthmmy.activities.upload;
 
 import android.content.Context;
-import android.content.Intent;
-import android.content.res.AssetFileDescriptor;
 import android.database.Cursor;
-import android.graphics.Bitmap;
-import android.graphics.BitmapFactory;
-import android.graphics.Matrix;
-import android.media.ExifInterface;
 import android.net.Uri;
 import android.os.Environment;
 import android.provider.OpenableColumns;
@@ -16,46 +10,21 @@ import android.support.annotation.Nullable;
 import android.support.v4.content.FileProvider;
 import android.widget.Toast;
 
+import com.snatik.storage.Storage;
+
 import java.io.BufferedInputStream;
 import java.io.BufferedOutputStream;
 import java.io.File;
-import java.io.FileNotFoundException;
 import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
-import java.text.SimpleDateFormat;
-import java.util.Date;
-import java.util.Locale;
 
 import timber.log.Timber;
 
-import static android.support.v4.content.FileProvider.getUriForFile;
-
 class UploadsHelper {
-    @NonNull
-    static String filenameFromUri(Context context, Uri uri) {
-        String filename = null;
-        if (uri.getScheme().equals("content")) {
-            try (Cursor cursor = context.getContentResolver().query(uri, null, null, null, null)) {
-                if (cursor != null && cursor.moveToFirst()) {
-                    filename = cursor.getString(cursor.getColumnIndex(OpenableColumns.DISPLAY_NAME));
-                }
-            }
-        }
-        if (filename == null) {
-            filename = uri.getPath();
-            int cut = filename.lastIndexOf('/');
-            if (cut != -1) {
-                filename = filename.substring(cut + 1);
-            }
-        }
-
-        return filename;
-    }
-
     @SuppressWarnings("ResultOfMethodCallIgnored")
     @Nullable
-    static String createTempFile(Context context, Uri fileUri, String newFilename) {
+    static Uri createTempFile(Context context, Storage storage, Uri fileUri, String newFilename) {
         String oldFilename = filenameFromUri(context, fileUri);
         String fileExtension = oldFilename.substring(oldFilename.indexOf("."));
         String destinationFilename = Environment.getExternalStorageDirectory().getPath() +
@@ -101,7 +70,38 @@ class UploadsHelper {
             }
         }
 
-        return destinationFilename;
+        return FileProvider.getUriForFile(context, context.getPackageName() +
+                ".provider", storage.getFile(destinationFilename));
+    }
+
+    @NonNull
+    static String filenameFromUri(Context context, Uri uri) {
+        String filename = null;
+        if (uri.getScheme().equals("content")) {
+            try (Cursor cursor = context.getContentResolver().query(uri, null, null, null, null)) {
+                if (cursor != null && cursor.moveToFirst()) {
+                    filename = cursor.getString(cursor.getColumnIndex(OpenableColumns.DISPLAY_NAME));
+                }
+            }
+        }
+        if (filename == null) {
+            filename = uri.getPath();
+            int cut = filename.lastIndexOf('/');
+            if (cut != -1) {
+                filename = filename.substring(cut + 1);
+            }
+        }
+
+        return filename;
+    }
+
+    static long sizeFromUri(Context context, Uri uri){
+        try (Cursor cursor = context.getContentResolver().query(uri, null, null, null, null)) {
+            if (cursor != null && cursor.moveToFirst()) {
+                return cursor.getLong(cursor.getColumnIndex(OpenableColumns.SIZE));
+            }
+        }
+        return -1;
     }
 
     @SuppressWarnings("ResultOfMethodCallIgnored")

app/src/main/java/gr/thmmy/mthmmy/base/BaseActivity.java

@@ -37,6 +37,7 @@ import com.mikepenz.materialdrawer.model.PrimaryDrawerItem;
 import com.mikepenz.materialdrawer.model.ProfileDrawerItem;
 import com.mikepenz.materialdrawer.model.interfaces.IDrawerItem;
 import com.mikepenz.materialdrawer.model.interfaces.IProfile;
+import com.snatik.storage.Storage;
 
 import java.io.File;
 import java.util.ArrayList;
@@ -90,6 +91,7 @@ public abstract class BaseActivity extends AppCompatActivity {
     //Common UI elements
     protected Toolbar toolbar;
     protected Drawer drawer;
+    protected Storage storage;
 
     private MainActivity mainActivity;
 
@@ -112,6 +114,8 @@ public abstract class BaseActivity extends AppCompatActivity {
         baseViewModel.getCurrentPageBookmark().observe(this, thisPageBookmark -> {
             setTopicBookmark(thisPageBookmarkMenuButton);
         });
+
+        storage = new Storage(getApplicationContext());
     }
 
     @Override

app/src/main/java/gr/thmmy/mthmmy/utils/TakePhoto.java

@@ -11,12 +11,14 @@ import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
 import android.graphics.Matrix;
 import android.media.ExifInterface;
+import android.media.MediaScannerConnection;
 import android.net.Uri;
 import android.os.Environment;
 import android.provider.MediaStore;
 import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
 import android.support.v4.content.FileProvider;
+import android.util.Log;
 import android.widget.Toast;
 
 import java.io.File;
@@ -31,6 +33,7 @@ import timber.log.Timber;
 
 public class TakePhoto {
     private static final int DEFAULT_MIN_WIDTH_QUALITY = 400;
+    private static final String IMAGE_CONTENT_DESCRIPTION = "mThmmy uploads image";
 
     @Nullable
     public static Intent getIntent(Context context, @NonNull File photoFile) {
@@ -92,17 +95,14 @@ public class TakePhoto {
             }
         }
 
-        File photoFile = new File(imageFolder, imageFileName);
-        galleryAddPic(context, photoFile);
-
-        return photoFile;
+        return new File(imageFolder, imageFileName);
     }
 
-    private static void galleryAddPic(Context context, File photoFile) {
+    public static void galleryAddPic(Context context, File photoFile) {
         ContentValues values = new ContentValues();
         values.put(MediaStore.Images.Media.TITLE, photoFile.getName());
-        values.put(MediaStore.Images.Media.DESCRIPTION, "mThmmy uploads image");
-        values.put(MediaStore.Images.Media.DATE_TAKEN, System.currentTimeMillis()); //TODO fix bug
+        values.put(MediaStore.Images.Media.DESCRIPTION, IMAGE_CONTENT_DESCRIPTION);
+        values.put(MediaStore.Images.Media.DATE_TAKEN, System.currentTimeMillis());
         values.put(MediaStore.Images.ImageColumns.BUCKET_ID, photoFile.toString().toLowerCase(Locale.US).hashCode());
         values.put(MediaStore.Images.ImageColumns.BUCKET_DISPLAY_NAME, photoFile.getName().toLowerCase(Locale.US));
         values.put("_data", photoFile.getAbsolutePath());