Uploads improvements, Minor fixes

app/src/main/AndroidManifest.xml

@@ -136,7 +136,7 @@
             android:name=".services.NotificationService"
             android:exported="false">
             <intent-filter>
-                <action android:name="com.google.firebase.MESSAGING_EVENT"/>
+                <action android:name="com.google.firebase.MESSAGING_EVENT" />
             </intent-filter>
         </service>
     </application>

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

@@ -1,18 +1,25 @@
 package gr.thmmy.mthmmy.activities;
 
+import android.content.DialogInterface;
 import android.content.Intent;
+import android.content.SharedPreferences;
+import android.database.Cursor;
 import android.net.Uri;
 import android.os.AsyncTask;
 import android.os.Bundle;
-import android.support.v7.widget.AppCompatSpinner;
+import android.provider.MediaStore;
-import android.util.Log;
+import android.provider.OpenableColumns;
+import android.support.annotation.NonNull;
+import android.support.v7.app.AlertDialog;
+import android.support.v7.preference.PreferenceManager;
+import android.support.v7.widget.AppCompatButton;
 import android.view.View;
 import android.widget.AdapterView;
 import android.widget.ArrayAdapter;
 import android.widget.EditText;
 import android.widget.LinearLayout;
 import android.widget.ProgressBar;
-import android.widget.Spinner;
+import android.widget.Toast;
 
 import net.gotev.uploadservice.MultipartUploadRequest;
 import net.gotev.uploadservice.UploadNotificationConfig;
@@ -21,8 +28,8 @@ import org.jsoup.nodes.Document;
 import org.jsoup.nodes.Element;
 import org.jsoup.select.Elements;
 
-import java.net.URLEncoder;
 import java.util.ArrayList;
+import java.util.Arrays;
 
 import gr.thmmy.mthmmy.R;
 import gr.thmmy.mthmmy.base.BaseActivity;
@@ -34,20 +41,25 @@ import gr.thmmy.mthmmy.utils.parsing.ParseTask;
 import me.zhanghai.android.materialprogressbar.MaterialProgressBar;
 import timber.log.Timber;
 
+import static gr.thmmy.mthmmy.activities.settings.SettingsActivity.UPLOADING_APP_SIGNATURE_ENABLE_KEY;
+
 public class UploadActivity extends BaseActivity {
     /**
      * The key to use when putting upload's category String to {@link UploadActivity}'s Bundle.
      */
     public static final String BUNDLE_UPLOAD_CATEGORY = "UPLOAD_CATEGORY";
     private static final String uploadIndexUrl = "https://www.thmmy.gr/smf/index.php?action=tpmod;dl=upload";
+    private static final String uploadedFrommThmmyPromptHtml = "<br /><div style=\"text-align: right;\"><span style=\"font-style: italic;\">uploaded from <a href=\"https://play.google.com/store/apps/details?id=gr.thmmy.mthmmy\">mTHMMY</a></span>";
     private static final int REQUEST_CODE_CHOOSE_FILE = 8;
+    private static final int REQUEST_CODE_CAMERA = 4;
 
     private static ArrayList<UploadCategory> uploadRootCategories = new ArrayList<>();
-    //private String currentUploadCategory = "";
     private ParseUploadPageTask parseUploadPageTask;
+    private ArrayList<String> bundleCategory;
     private String categorySelected = "-1";
     private String uploaderProfileIndex = "1";
     private Uri fileUri;
+    private String fileIcon;
 
     //UI elements
     private MaterialProgressBar progressBar;
@@ -55,6 +67,8 @@ public class UploadActivity extends BaseActivity {
     private AppCompatSpinnerWithoutDefault rootCategorySpinner;
     private EditText uploadTitle;
     private EditText uploadDescription;
+    private AppCompatButton titleDescriptionBuilderButton;
+    private AppCompatButton selectFileButton;
     //private static AppCompatButton titleDescriptionBuilderButton;
 
     @Override
@@ -62,13 +76,22 @@ public class UploadActivity extends BaseActivity {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_upload);
 
-        /*Bundle extras = getIntent().getExtras();
+        Bundle extras = getIntent().getExtras();
         if (extras != null) {
-            //TODO auto fill category from bundle
+            String tmpUploadCategoryNav = extras.getString(BUNDLE_UPLOAD_CATEGORY);
-            currentUploadCategory = extras.getString(BUNDLE_UPLOAD_CATEGORY);
+            //something like "THMMY.gr > Downloads > Βασικός Κύκλος > 3ο εξάμηνο > Ηλεκτρικά Κυκλώματα ΙΙ"
-            if (currentUploadCategory != null && !Objects.equals(currentUploadCategory, "")) {
+            if (tmpUploadCategoryNav != null && !tmpUploadCategoryNav.equals("")) {
+                String[] tmpSplitUploadCategoryNav = tmpUploadCategoryNav.split(">");
+
+                for (int i = 0; i < tmpSplitUploadCategoryNav.length; ++i) {
+                    tmpSplitUploadCategoryNav[i] = tmpSplitUploadCategoryNav[i].trim();
+                }
+
+                if (tmpSplitUploadCategoryNav.length > 2) {
+                    bundleCategory = new ArrayList<>(Arrays.asList(tmpSplitUploadCategoryNav).subList(2, tmpSplitUploadCategoryNav.length));
+                }
+            }
         }
-        }*/
 
         //Initialize toolbar
         toolbar = findViewById(R.id.toolbar);
@@ -89,21 +112,37 @@ public class UploadActivity extends BaseActivity {
         rootCategorySpinner = findViewById(R.id.upload_spinner_category_root);
         rootCategorySpinner.setOnItemSelectedListener(new CustomOnItemSelectedListener(uploadRootCategories));
 
-        /*titleDescriptionBuilderButton = findViewById(R.id.upload_title_description_builder);
+        titleDescriptionBuilderButton = findViewById(R.id.upload_title_description_builder);
-        titleDescriptionBuilderButton.setEnabled(false);
         titleDescriptionBuilderButton.setOnClickListener(new View.OnClickListener() {
             @Override
-            public void onClick(View v) {
+            public void onClick(View view) {
-                //TODO some dialog?
+                if (categorySelected.equals("-1")) {
+                    Toast.makeText(view.getContext(), "Please choose category first", Toast.LENGTH_SHORT).show();
+                    return;
                 }
-        });*/
+                //TODO else
+            }
+        });
+        titleDescriptionBuilderButton.setEnabled(false);
 
         uploadTitle = findViewById(R.id.upload_title);
         uploadDescription = findViewById(R.id.upload_description);
 
-        findViewById(R.id.upload_select_file_button).setOnClickListener(new View.OnClickListener() {
+        selectFileButton = findViewById(R.id.upload_select_file_button);
+        selectFileButton.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {
+                final CharSequence[] options = {"Take photo", "Choose file",
+                        "Cancel"};
+                AlertDialog.Builder builder = new AlertDialog.Builder(UploadActivity.this);
+                builder.setTitle("Upload file");
+                builder.setItems(options, new DialogInterface.OnClickListener() {
+                    @Override
+                    public void onClick(DialogInterface dialog, int item) {
+                        if (options[item].equals("Take photo")) {
+                            Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
+                            startActivityForResult(intent, REQUEST_CODE_CAMERA);
+                        } else if (options[item].equals("Choose file")) {
                             String[] mimeTypes = {"image/jpeg", "text/html", "image/png", "image/jpg", "image/gif",
                                     "application/pdf", "application/rar", "application/x-tar", "application/zip",
                                     "application/msword", "image/vnd.djvu", "application/gz", "application/tar.gz"};
@@ -114,39 +153,50 @@ public class UploadActivity extends BaseActivity {
                                     .putExtra(Intent.EXTRA_MIME_TYPES, mimeTypes);
 
                             startActivityForResult(intent, REQUEST_CODE_CHOOSE_FILE);
+                        } else if (options[item].equals("Cancel")) {
+                            dialog.dismiss();
+                        }
+                    }
+                });
+                builder.show();
             }
         });
 
         findViewById(R.id.upload_upload_button).setOnClickListener(new View.OnClickListener() {
             @Override
-            public void onClick(View v) {
+            public void onClick(View view) {
                 String uploadTitleText = uploadTitle.getText().toString();
                 String uploadDescriptionText = uploadDescription.getText().toString();
 
                 if (uploadTitleText.equals("")) {
                     uploadTitle.setError("Required");
                 }
-                if (uploadDescriptionText.equals("")) {
+                if (fileUri == null) {
-                    uploadDescription.setError("Required");
+                    selectFileButton.setError("Required");
+                }
+                if (categorySelected.equals("-1")) {
+                    Toast.makeText(view.getContext(), "Please choose category first", Toast.LENGTH_SHORT).show();
                 }
-                /*if (categorySelected.equals("-1")){
-                    //TODO set error
-                    //rootCategorySpinner
-                }*/
 
-                if (categorySelected.equals("-1") || uploadTitleText.equals("") ||
+                if (categorySelected.equals("-1") || uploadTitleText.equals("") || fileUri == null) {
-                        fileUri == null || uploadDescriptionText.equals("")) {
                     return;
                 }
 
+                String tmpDescriptionText = uploadDescriptionText;
+
+                SharedPreferences sharedPrefs = PreferenceManager.getDefaultSharedPreferences(view.getContext());
+                if (sharedPrefs.getBoolean(UPLOADING_APP_SIGNATURE_ENABLE_KEY, true)) {
+                    tmpDescriptionText += uploadedFrommThmmyPromptHtml;
+                }
+
                 try {
-                    String uploadId = new MultipartUploadRequest(v.getContext(), uploadIndexUrl)
+                    new MultipartUploadRequest(view.getContext(), uploadIndexUrl)
                             .setUtf8Charset()
                             .addParameter("tp-dluploadtitle", uploadTitleText)
                             .addParameter("tp-dluploadcat", categorySelected)
-                            .addParameter("tp-dluploadtext", uploadDescriptionText)
+                            .addParameter("tp-dluploadtext", tmpDescriptionText)
                             .addFileToUpload(fileUri.toString(), "tp-dluploadfile")
-                            .addParameter("tp_dluploadicon", "blank.gif") //TODO auto-select this
+                            .addParameter("tp_dluploadicon", fileIcon)
                             .addParameter("tp-uploaduser", uploaderProfileIndex)
                             .setNotificationConfig(new UploadNotificationConfig())
                             .setMaxRetries(2).startUpload();
@@ -156,7 +206,6 @@ public class UploadActivity extends BaseActivity {
             }
         });
 
-
         if (uploadRootCategories.isEmpty()) {
             parseUploadPageTask = new ParseUploadPageTask();
             parseUploadPageTask.execute(uploadIndexUrl);
@@ -166,11 +215,28 @@ public class UploadActivity extends BaseActivity {
                 tmpSpinnerArray[i] = uploadRootCategories.get(i).getCategoryTitle();
             }
 
-            ArrayAdapter<String> spinnerArrayAdapter = new ArrayAdapter<>(
+            ArrayAdapter<String> spinnerArrayAdapter = new ArrayAdapter<>(BaseApplication.getInstance().getApplicationContext(),
-                    BaseApplication.getInstance().getApplicationContext(),
                     android.R.layout.simple_spinner_dropdown_item, tmpSpinnerArray);
             spinnerArrayAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
             rootCategorySpinner.setAdapter(spinnerArrayAdapter);
+
+            //Sets bundle selection
+            if (bundleCategory != null) {
+                int bundleSelectionIndex = -1, currentIndex = 0;
+                for (UploadCategory category : uploadRootCategories) {
+                    if (category.getCategoryTitle().contains(bundleCategory.get(0))) { //TODO fix .contains, always false
+                        bundleSelectionIndex = currentIndex;
+                        break;
+                    }
+                    ++currentIndex;
+                }
+
+                if (bundleSelectionIndex != -1) {
+                    rootCategorySpinner.setSelection(bundleSelectionIndex, true);
+                }
+            }
+
+            titleDescriptionBuilderButton.setEnabled(true);
         }
     }
 
@@ -199,19 +265,65 @@ public class UploadActivity extends BaseActivity {
     @Override
     public void onActivityResult(int requestCode, int resultCode, Intent data) {
         if (requestCode == REQUEST_CODE_CHOOSE_FILE && data != null) {
-            //TODO upload the correct file
-            //Check this https://stackoverflow.com/questions/5568874/how-to-extract-the-file-name-from-uri-returned-from-intent-action-get-content/25005243
             fileUri = data.getData();
+            if (fileUri != null) {
+                String filename = filenameFromUri(fileUri);
+                selectFileButton.setText(filename);
+
+                filename = filename.toLowerCase();
+                if (filename.endsWith(".jpg")) {
+                    fileIcon = "jpg_image.gif";
+                } else if (filename.endsWith(".gif")) {
+                    fileIcon = "gif_image.gif";
+                } else if (filename.endsWith(".png")) {
+                    fileIcon = "png_image.gif";
+                } else if (filename.endsWith(".html") || filename.endsWith(".htm")) {
+                    fileIcon = "html_file.gif";
+                } else if (filename.endsWith(".pdf") || filename.endsWith(".doc") ||
+                        filename.endsWith("djvu")) {
+                    fileIcon = "text_file.gif";
+                } else if (filename.endsWith(".zip") || filename.endsWith(".rar") ||
+                        filename.endsWith(".tar") || filename.endsWith(".tar.gz") ||
+                        filename.endsWith(".gz")) {
+                    fileIcon = "archive.gif";
+                } else {
+                    fileIcon = "blank.gif";
+                }
+            }
+        } else if (requestCode == REQUEST_CODE_CAMERA && data != null) {
+            //TODO
         } else {
             super.onActivityResult(requestCode, resultCode, data);
         }
     }
 
+    @NonNull
+    private String filenameFromUri(Uri uri) {
+        String filename = null;
+        if (uri.getScheme().equals("content")) {
+            try (Cursor cursor = 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;
+    }
+
     private class CustomOnItemSelectedListener implements AdapterView.OnItemSelectedListener {
         private ArrayList<UploadCategory> parentCategories, childCategories;
 
+        // Suppresses default constructor
+        @SuppressWarnings("unused")
         private CustomOnItemSelectedListener() {
-            //Disable default constructor
         }
 
         CustomOnItemSelectedListener(ArrayList<UploadCategory> parentCategories) {
@@ -220,7 +332,7 @@ public class UploadActivity extends BaseActivity {
 
         @Override
         public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
-            //Removes old, unneeded sub categories spinner(s)
+            //Removes old, unneeded sub-category spinner(s)
             int viewIndex = categoriesSpinners.indexOfChild((AppCompatSpinnerWithoutDefault) view.getParent());
 
             if (viewIndex + 1 != categoriesSpinners.getChildCount()) { //Makes sure this is not the last child
@@ -229,7 +341,7 @@ public class UploadActivity extends BaseActivity {
 
             categorySelected = parentCategories.get(position).getValue();
 
-            //Adds new sub categories spinner
+            //Adds new sub-category spinner
             if (parentCategories.get(position).hasSubCategories()) {
                 childCategories = parentCategories.get(position).getSubCategories();
 
@@ -243,12 +355,27 @@ public class UploadActivity extends BaseActivity {
                 spinnerArrayAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
 
                 AppCompatSpinnerWithoutDefault subSpinner = new AppCompatSpinnerWithoutDefault(categoriesSpinners.getContext());
-                subSpinner.setPromptId(R.string.upload_spinners_prompt);
+                subSpinner.setPromptId(R.string.upload_spinners_hint);
                 subSpinner.setPopupBackgroundResource(R.color.primary);
                 subSpinner.setAdapter(spinnerArrayAdapter);
                 subSpinner.setOnItemSelectedListener(new CustomOnItemSelectedListener(childCategories));
-
                 categoriesSpinners.addView(subSpinner);
+
+                //Sets bundle selection
+                if (bundleCategory != null && viewIndex < bundleCategory.size()) {
+                    int bundleSelectionIndex = -1, currentIndex = 0;
+                    for (UploadCategory category : parentCategories) {
+                        if (category.getCategoryTitle().contains(bundleCategory.get(viewIndex))) {
+                            bundleSelectionIndex = currentIndex;
+                            break;
+                        }
+                        ++currentIndex;
+                    }
+
+                    if (bundleSelectionIndex != -1) {
+                        subSpinner.setSelection(bundleSelectionIndex, true);
+                    }
+                }
             }
         }
 
@@ -320,13 +447,28 @@ public class UploadActivity extends BaseActivity {
                 tmpSpinnerArray[i] = uploadRootCategories.get(i).getCategoryTitle();
             }
 
-            ArrayAdapter<String> spinnerArrayAdapter = new ArrayAdapter<>(
+            ArrayAdapter<String> spinnerArrayAdapter = new ArrayAdapter<>(BaseApplication.getInstance().getApplicationContext(),
-                    BaseApplication.getInstance().getApplicationContext(),
                     android.R.layout.simple_spinner_dropdown_item, tmpSpinnerArray);
             spinnerArrayAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
             rootCategorySpinner.setAdapter(spinnerArrayAdapter);
-            //titleDescriptionBuilderButton.setEnabled(true);
 
+            //Sets bundle selection
+            if (bundleCategory != null) {
+                int bundleSelectionIndex = -1, currentIndex = 0;
+                for (UploadCategory category : uploadRootCategories) {
+                    if (category.getCategoryTitle().contains(bundleCategory.get(0))) { //TODO fix .contains, always false
+                        bundleSelectionIndex = currentIndex;
+                        break;
+                    }
+                    ++currentIndex;
+                }
+
+                if (bundleSelectionIndex != -1) {
+                    rootCategorySpinner.setSelection(bundleSelectionIndex, true);
+                }
+            }
+
+            titleDescriptionBuilderButton.setEnabled(true);
             progressBar.setVisibility(ProgressBar.GONE);
         }
     }

app/src/main/java/gr/thmmy/mthmmy/activities/downloads/DownloadsActivity.java

@@ -8,6 +8,7 @@ import android.support.design.widget.FloatingActionButton;
 import android.support.v7.widget.DividerItemDecoration;
 import android.support.v7.widget.LinearLayoutManager;
 import android.support.v7.widget.RecyclerView;
+import android.util.Log;
 import android.view.Menu;
 import android.view.MenuItem;
 import android.view.View;
@@ -48,6 +49,7 @@ public class DownloadsActivity extends BaseActivity implements DownloadsAdapter.
     public static final String BUNDLE_DOWNLOADS_TITLE = "DOWNLOADS_TITLE";
     private static final String downloadsIndexUrl = "https://www.thmmy.gr/smf/index.php?action=tpmod;dl;";
     private String downloadsUrl;
+    private String downloadsNav;
     private String downloadsTitle;
     private final ArrayList<Download> parsedDownloads = new ArrayList<>();
 
@@ -143,8 +145,8 @@ public class DownloadsActivity extends BaseActivity implements DownloadsAdapter.
             case R.id.menu_upload:
                 Intent intent = new Intent(DownloadsActivity.this, UploadActivity.class);
                 Bundle extras = new Bundle();
-                /*extras.putString(BUNDLE_UPLOAD_CATEGORY, "");
+                extras.putString(BUNDLE_UPLOAD_CATEGORY, downloadsNav);
-                intent.putExtras(extras);*/
+                intent.putExtras(extras);
                 startActivity(intent);
                 return true;
             default:
@@ -211,8 +213,11 @@ public class DownloadsActivity extends BaseActivity implements DownloadsAdapter.
         @Override
         protected void parse(Document downloadPage) throws ParseException {
             try {
+                Element downloadsNavElement = downloadPage.select("div.nav").first();
+                downloadsNav = downloadsNavElement.text();
+
                 if (downloadsTitle == null || Objects.equals(downloadsTitle, ""))
-                    downloadsTitle = downloadPage.select("div.nav>b>a.nav").last().text();
+                    downloadsTitle = downloadsNavElement.select("b>a.nav").last().text();
 
                 //Removes loading item
                 if (isLoadingMore) {

app/src/main/java/gr/thmmy/mthmmy/activities/main/MainActivity.java

@@ -84,7 +84,11 @@ public class MainActivity extends BaseActivity implements RecentFragment.RecentF
         tabLayout.setupWithViewPager(viewPager);
 
         SharedPreferences sharedPrefs = PreferenceManager.getDefaultSharedPreferences(this);
-        tabLayout.getTabAt(Integer.parseInt(sharedPrefs.getString(DEFAULT_HOME_TAB, "0"))).select();
+        int preferredTab = Integer.parseInt(sharedPrefs.getString(DEFAULT_HOME_TAB, "0"));
+        if (preferredTab != 3 || sessionManager.isLoggedIn()) {
+            tabLayout.getTabAt(preferredTab).select();
+        }
+
 
         setMainActivity(this);
     }

app/src/main/java/gr/thmmy/mthmmy/activities/settings/SettingsActivity.java

@@ -11,9 +11,10 @@ public class SettingsActivity extends BaseActivity {
     public static final String DEFAULT_HOME_TAB = "pref_app_main_default_tab_key";
     public static final String NOTIFICATION_LED_KEY = "pref_notification_led_enable_key";
     public static final String NOTIFICATION_VIBRATION_KEY = "pref_notification_vibration_enable_key";
-    public static final String APP_SIGNATURE_ENABLE_KEY = "pref_posting_app_signature_enable_key";
+    public static final String POSTING_APP_SIGNATURE_ENABLE_KEY = "pref_posting_app_signature_enable_key";
+    public static final String UPLOADING_APP_SIGNATURE_ENABLE_KEY = "pref_uploading_app_signature_enable_key";
 
-    private Fragment preferenceFragment;
+    private SettingsFragment preferenceFragment;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -42,6 +43,8 @@ public class SettingsActivity extends BaseActivity {
     protected void onResume() {
         drawer.setSelection(SETTINGS_ID);
         super.onResume();
-        ((SettingsFragment) preferenceFragment).updateUserLoginState(sessionManager.isLoggedIn());
+        if (preferenceFragment != null) {
+            preferenceFragment.updateUserLoginState(sessionManager.isLoggedIn());
+        }
     }
 }

app/src/main/java/gr/thmmy/mthmmy/activities/settings/SettingsFragment.java

@@ -22,10 +22,12 @@ public class SettingsFragment extends PreferenceFragmentCompat {
     public static final String ARG_IS_LOGGED_IN = "selectedRingtoneKey";
 
     //Preferences xml keys
-    private static final String POSTING_CATEGORY = "pref_category_posting_key";
     private static final String DEFAULT_HOME_TAB = "pref_app_main_default_tab_key";
-    private static final String POSTING_APP_SIGNATURE_ENABLE = "pref_posting_app_signature_enable_key";
     private static final String SELECTED_NOTIFICATIONS_SOUND = "pref_notifications_select_sound_key";
+    private static final String POSTING_CATEGORY = "pref_category_posting_key";
+    private static final String POSTING_APP_SIGNATURE_ENABLE = "pref_posting_app_signature_enable_key";
+    private static final String UPLOADING_CATEGORY = "pref_category_uploading_key";
+    private static final String UPLOADING_APP_SIGNATURE_ENABLE = "pref_uploading_app_signature_enable_key";
 
     //SharedPreferences keys
     private static final int REQUEST_CODE_ALERT_RINGTONE = 2;
@@ -79,6 +81,9 @@ public class SettingsFragment extends PreferenceFragmentCompat {
         findPreference(POSTING_CATEGORY).setVisible(isLoggedIn);
         findPreference(POSTING_APP_SIGNATURE_ENABLE).setVisible(isLoggedIn);
 
+        findPreference(UPLOADING_CATEGORY).setVisible(isLoggedIn);
+        findPreference(UPLOADING_APP_SIGNATURE_ENABLE).setVisible(isLoggedIn);
+
         if (!isLoggedIn && defaultHomeTabEntries.contains("Unread")) {
             defaultHomeTabEntries.remove("Unread");
             defaultHomeTabValues.remove("2");
@@ -148,6 +153,12 @@ public class SettingsFragment extends PreferenceFragmentCompat {
     public void updateUserLoginState(boolean isLoggedIn) {
         this.isLoggedIn = isLoggedIn;
 
+        findPreference(POSTING_CATEGORY).setVisible(isLoggedIn);
+        findPreference(POSTING_APP_SIGNATURE_ENABLE).setVisible(isLoggedIn);
+
+        findPreference(UPLOADING_CATEGORY).setVisible(isLoggedIn);
+        findPreference(UPLOADING_APP_SIGNATURE_ENABLE).setVisible(isLoggedIn);
+
         if (!isLoggedIn && defaultHomeTabEntries.contains("Unread")) {
             defaultHomeTabEntries.remove("Unread");
             defaultHomeTabValues.remove("2");

app/src/main/java/gr/thmmy/mthmmy/activities/topic/TopicActivity.java

@@ -222,7 +222,7 @@ public class TopicActivity extends BaseActivity {
 
         if (sessionManager.isLoggedIn()) {
             SharedPreferences sharedPrefs = PreferenceManager.getDefaultSharedPreferences(this);
-            includeAppSignaturePreference = sharedPrefs.getBoolean(SettingsActivity.APP_SIGNATURE_ENABLE_KEY, true);
+            includeAppSignaturePreference = sharedPrefs.getBoolean(SettingsActivity.POSTING_APP_SIGNATURE_ENABLE_KEY, true);
         }
 
         thisPageBookmark = new Bookmark(topicTitle, ThmmyPage.getTopicId(topicPageUrl), true);
@@ -316,7 +316,7 @@ public class TopicActivity extends BaseActivity {
                 topicMenuBookmarkClick();
                 return true;
             case R.id.menu_info:
-                AlertDialog.Builder builder = new AlertDialog.Builder(this);
+                AlertDialog.Builder builder = new AlertDialog.Builder(this, R.style.AppCompatAlertDialogStyleAccent);
                 LayoutInflater inflater = this.getLayoutInflater();
                 LinearLayout infoDialog = (LinearLayout) inflater.inflate(R.layout.dialog_topic_info
                         , null);
@@ -368,7 +368,7 @@ public class TopicActivity extends BaseActivity {
 
         if (sessionManager.isLoggedIn()) {
             SharedPreferences sharedPrefs = PreferenceManager.getDefaultSharedPreferences(this);
-            includeAppSignaturePreference = sharedPrefs.getBoolean(SettingsActivity.APP_SIGNATURE_ENABLE_KEY, true);
+            includeAppSignaturePreference = sharedPrefs.getBoolean(SettingsActivity.POSTING_APP_SIGNATURE_ENABLE_KEY, true);
         }
     }
 
@@ -559,7 +559,6 @@ public class TopicActivity extends BaseActivity {
 
             topicTask = new TopicTask();
             topicTask.execute(pagesUrls.get(pageRequested)); //Attempt data parsing
-
         }
     }
 

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

@@ -16,6 +16,7 @@ import android.support.design.widget.BottomSheetDialog;
 import android.support.v4.content.ContextCompat;
 import android.support.v4.content.FileProvider;
 import android.support.v7.app.AppCompatActivity;
+import android.support.v7.preference.PreferenceManager;
 import android.support.v7.widget.Toolbar;
 import android.view.MenuItem;
 import android.view.View;
@@ -63,7 +64,9 @@ import static gr.thmmy.mthmmy.activities.downloads.DownloadsActivity.BUNDLE_DOWN
 import static gr.thmmy.mthmmy.activities.profile.ProfileActivity.BUNDLE_PROFILE_THUMBNAIL_URL;
 import static gr.thmmy.mthmmy.activities.profile.ProfileActivity.BUNDLE_PROFILE_URL;
 import static gr.thmmy.mthmmy.activities.profile.ProfileActivity.BUNDLE_PROFILE_USERNAME;
+import static gr.thmmy.mthmmy.activities.settings.SettingsActivity.DEFAULT_HOME_TAB;
 import static gr.thmmy.mthmmy.services.DownloadHelper.SAVE_DIR;
+import static gr.thmmy.mthmmy.session.SessionManager.SUCCESS;
 import static gr.thmmy.mthmmy.utils.FileUtils.getMimeType;
 
 public abstract class BaseActivity extends AppCompatActivity {
@@ -469,6 +472,14 @@ public abstract class BaseActivity extends AppCompatActivity {
         }
 
         protected void onPostExecute(Integer result) {
+            if (result == SUCCESS) {
+                SharedPreferences sharedPrefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
+                if (sharedPrefs.getString(DEFAULT_HOME_TAB, "0").equals("2")) {
+                    SharedPreferences.Editor editor = sharedPrefs.edit();
+                    editor.putString(DEFAULT_HOME_TAB, "0").apply();
+                }
+            }
+
             updateDrawer();
             if (mainActivity != null)
                 mainActivity.updateTabs();
@@ -645,7 +656,7 @@ public abstract class BaseActivity extends AppCompatActivity {
         return true;
     }
 
-    //Display popup gor user to grant permission
+    //Display popup for user to grant permission
     private void requestPerms() { //Runtime permissions request for devices with API >= 23
         if (Build.VERSION.SDK_INT > Build.VERSION_CODES.LOLLIPOP_MR1) {
             String[] PERMISSIONS_STORAGE = {

app/src/main/res/layout/activity_upload.xml

@@ -65,7 +65,7 @@
                     android:layout_marginBottom="6dp"
                     android:layout_marginTop="6dp"
                     android:popupBackground="@color/primary"
-                    android:prompt="@string/upload_spinners_prompt" />
+                    android:prompt="@string/upload_spinners_hint" />
             </LinearLayout>
 
             <TextView
@@ -117,33 +117,26 @@
                     android:maxLines="3" />
             </android.support.design.widget.TextInputLayout>
 
-            <TextView
+            <android.support.v7.widget.AppCompatButton
                 android:id="@+id/upload_select_file_button"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_gravity="center"
-                android:layout_marginBottom="6dp"
-                android:layout_marginTop="6dp"
                 android:drawablePadding="5dp"
                 android:drawableStart="@drawable/ic_insert_drive_file"
                 android:gravity="center_vertical"
                 android:text="@string/upload_select_file"
-                android:textAlignment="center"
                 android:textColor="@color/primary_text" />
 
-            <FrameLayout
-                android:layout_width="match_parent"
-                android:layout_height="0dp"
-                android:layout_gravity="bottom|end"
-                android:layout_weight="4">
-
             <android.support.v7.widget.AppCompatButton
                 android:id="@+id/upload_upload_button"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
-                    android:layout_gravity="bottom|end"
+                android:layout_gravity="center"
-                    android:text="@string/upload_upload_button" />
+                android:gravity="center_vertical"
-            </FrameLayout>
+                android:text="@string/upload_upload_button"
+                android:textAlignment="center"
+                android:textColor="@color/accent" />
 
         </LinearLayout>
     </ScrollView>

app/src/main/res/values-v21/styles.xml

@@ -17,7 +17,6 @@
         <item name="alertDialogTheme">@style/AppCompatAlertDialogStyle</item>
 
         <item name="android:windowContentTransitions">true</item>
-        <item name="popupMenuStyle">@style/PopupMenuStyle</item>
     </style>
 
     <style name="AppTheme.NoActionBar">

app/src/main/res/values/colors.xml

@@ -16,12 +16,12 @@
     <color name="background">#323232</color>
     <color name="card_background">#3C3F41</color>
     <color name="divider">#8B8B8B</color>
-    <!--<color name="link_color">#FFC107</color>-->
     <color name="link_color">#FF9800</color>
 
     <color name="white">#FFFFFF</color>
     <color name="iron">#CCCCCC</color>
     <color name="card_expand_text_color">#E7E7E7</color>
     <color name="dialog_bg_semi_transparent">#D926A69A</color>
+    <color name="dialog_bg_semi_transparent_dark">#D92B2B2B</color>
     <color name="member_of_the_month">#E91E63</color>
 </resources>

app/src/main/res/values/strings.xml

@@ -114,14 +114,22 @@
     <string name="upload_description_hint">Description</string>
     <string name="upload_select_file">Select file to upload</string>
     <string name="upload_upload_button">Upload</string>
-    <string name="upload_spinners_prompt">Select one</string>
+    <string name="upload_spinners_hint">Select a category</string>
+
+    <!--Upload Dialog-->
+    <string name="dialog_upload_radio_buttons_title">Select type of upload</string>
+    <string name="dialog_upload_radio_button_exams">Exam subjects</string>
+    <string name="dialog_upload_radio_button_exam_solutions">Exam solutions</string>
+    <string name="dialog_upload_radio_button_notes">Course notes</string>
+    <string name="dialog_upload_select_lesson_title">Select the course</string>
+    <string name="dialog_upload_select_semester">Select the semester</string>
 
     <!--Settings Activity-->
     <string name="action_settings">Settings</string>
     <string name="title_activity_settings">Settings</string>
 
     <string name="pref_category_app">App</string>
-    <string name="pref_title_app_main_default_tab">Home default tab</string>
+    <string name="pref_title_app_main_default_tab">Default home tab</string>
     <string name="pref_summary_app_main_default_tab">Select your preferred, home screen, default tab</string>
     <string name="pref_app_main_default_tab_dialog_title">Default home tab</string>
 
@@ -137,4 +145,8 @@
     <string name="pref_category_posting">Posting</string>
     <string name="pref_title_posting_app_signature_enable">App signature</string>
     <string name="pref_summary_posting_app_signature_enable">If enabled, a \"sent from mTHMMY\" message will be inserted at the end of your posts</string>
+
+    <string name="pref_category_uploading">Uploading</string>
+    <string name="pref_title_uploading_app_signature_enable">App signature</string>
+    <string name="pref_summary_uploading_app_signature_enable">If enabled, an \"uploaded from mTHMMY\" message will be inserted at the end of your uploads descriptions</string>
 </resources>

app/src/main/res/values/styles.xml

@@ -2,7 +2,6 @@
 
     <!-- Dark application theme. -->
     <style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
-        <!-- Customize your theme here. -->
         <item name="colorPrimary">@color/primary</item>
         <item name="colorPrimaryDark">@color/primary_dark</item>
         <item name="colorAccent">@color/accent</item>
@@ -17,9 +16,9 @@
         <item name="android:textColorHint">@color/iron</item>
 
         <item name="colorButtonNormal">@color/primary</item>
-        <item name="alertDialogTheme">@style/AppCompatAlertDialogStyle</item>
 
-        <item name="popupMenuStyle">@style/PopupMenuStyle</item>
+        <!--Default alert dialog theme-->
+        <item name="alertDialogTheme">@style/AppCompatAlertDialogStyle</item>
     </style>
 
     <style name="AppTheme.NoActionBar">
@@ -46,7 +45,18 @@
         <item name="android:background">@color/primary</item>
     </style>
 
-    <style name="AppCompatAlertDialogStyle" parent="Theme.AppCompat.Light.Dialog.Alert">
+    <style name="AppCompatAlertDialogStyle" parent="Theme.AppCompat.Dialog">
+        <item name="android:windowTitleStyle">@style/AppCompatAlertDialogStyleTitle</item>
+        <item name="colorAccent">@color/accent</item>
+        <item name="android:textColorPrimary">@color/primary_text</item>
+        <item name="android:colorBackground">@color/dialog_bg_semi_transparent_dark</item>
+    </style>
+
+    <style name="AppCompatAlertDialogStyleTitle" parent="@android:style/TextAppearance.DialogWindowTitle">
+        <item name="android:textColor">@color/accent</item>
+    </style>
+
+    <style name="AppCompatAlertDialogStyleAccent" parent="Theme.AppCompat.Light.Dialog.Alert">
         <item name="colorAccent">@color/iron</item>
         <item name="android:textColorPrimary">@color/primary_text</item>
         <item name="android:colorBackground">@color/dialog_bg_semi_transparent</item>

app/src/main/res/xml/app_preferences.xml

@@ -52,4 +52,16 @@
 
     </android.support.v7.preference.PreferenceCategory>
 
+    <android.support.v7.preference.PreferenceCategory
+        android:key="pref_category_uploading_key"
+        android:title="@string/pref_category_uploading">
+
+        <android.support.v7.preference.SwitchPreferenceCompat
+            android:defaultValue="true"
+            android:key="pref_uploading_app_signature_enable_key"
+            android:summary="@string/pref_summary_uploading_app_signature_enable"
+            android:title="@string/pref_title_uploading_app_signature_enable" />
+
+    </android.support.v7.preference.PreferenceCategory>
+
 </android.support.v7.preference.PreferenceScreen>