1 files changed, 87 insertions, 8 deletions

diff --git a/src/main/java/eu/siacs/conversations/ui/SettingsActivity.java b/src/main/java/eu/siacs/conversations/ui/SettingsActivity.java
index 7fcb1e3c..bc80f90a 100644
--- a/src/main/java/eu/siacs/conversations/ui/SettingsActivity.java
+++ b/src/main/java/eu/siacs/conversations/ui/SettingsActivity.java
@@ -7,6 +7,7 @@ import android.content.Intent;
 import android.content.SharedPreferences;
 import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
 import android.content.pm.PackageManager;
+import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
 import android.preference.ListPreference;
@@ -14,8 +15,10 @@ import android.preference.Preference;
 import android.preference.PreferenceCategory;
 import android.preference.PreferenceManager;
 import android.preference.PreferenceScreen;
+import android.util.Log;
 import android.widget.Toast;
 
+import java.io.File;
 import java.security.KeyStoreException;
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -35,6 +38,12 @@ import eu.siacs.conversations.xmpp.jid.Jid;
 public class SettingsActivity extends XmppActivity implements
 		OnSharedPreferenceChangeListener {
 
+	public static final String KEEP_FOREGROUND_SERVICE = "enable_foreground_service";
+	public static final String AWAY_WHEN_SCREEN_IS_OFF = "away_when_screen_off";
+	public static final String TREAT_VIBRATE_AS_SILENT = "treat_vibrate_as_silent";
+	public static final String MANUALLY_CHANGE_PRESENCE = "manually_change_presence";
+	public static final String BLIND_TRUST_BEFORE_VERIFICATION = "btbv";
+
 	public static final int REQUEST_WRITE_LOGS = 0xbf8701;
 	private SettingsFragment mSettingsFragment;
 
@@ -156,6 +165,26 @@ public class SettingsActivity extends XmppActivity implements
 			}
 		});
 
+		if (Config.ONLY_INTERNAL_STORAGE) {
+			final Preference cleanCachePreference = mSettingsFragment.findPreference("clean_cache");
+			cleanCachePreference.setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {
+				@Override
+				public boolean onPreferenceClick(Preference preference) {
+					cleanCache();
+					return true;
+				}
+			});
+
+			final Preference cleanPrivateStoragePreference = mSettingsFragment.findPreference("clean_private_storage");
+			cleanPrivateStoragePreference.setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {
+				@Override
+				public boolean onPreferenceClick(Preference preference) {
+					cleanPrivateStorage();
+					return true;
+				}
+			});
+		}
+
 		final Preference deleteOmemoPreference = mSettingsFragment.findPreference("delete_omemo_identities");
 		deleteOmemoPreference.setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {
 			@Override
@@ -166,6 +195,57 @@ public class SettingsActivity extends XmppActivity implements
 		});
 	}
 
+	private void cleanCache() {
+		Intent intent = new Intent(android.provider.Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
+		intent.setData(Uri.parse("package:" + getPackageName()));
+		startActivity(intent);
+	}
+
+	private void cleanPrivateStorage() {
+		cleanPrivatePictures();
+		cleanPrivateFiles();
+	}
+
+	private void cleanPrivatePictures() {
+		try {
+			File dir = new File(getFilesDir().getAbsolutePath(), "/Pictures/");
+			File[] array = dir.listFiles();
+			if (array != null) {
+				for (int b = 0; b < array.length; b++) {
+					String name = array[b].getName().toLowerCase();
+					if (name.equals(".nomedia")) {
+						continue;
+					}
+					if (array[b].isFile()) {
+						array[b].delete();
+					}
+				}
+			}
+		} catch (Throwable e) {
+			Log.e("CleanCache", e.toString());
+		}
+	}
+
+	private void cleanPrivateFiles() {
+		try {
+			File dir = new File(getFilesDir().getAbsolutePath(), "/Files/");
+			File[] array = dir.listFiles();
+			if (array != null) {
+				for (int b = 0; b < array.length; b++) {
+					String name = array[b].getName().toLowerCase();
+					if (name.equals(".nomedia")) {
+						continue;
+					}
+					if (array[b].isFile()) {
+						array[b].delete();
+					}
+				}
+			}
+		} catch (Throwable e) {
+			Log.e("CleanCache", e.toString());
+		}
+	}
+
 	private void deleteOmemoIdentities() {
 		AlertDialog.Builder builder = new AlertDialog.Builder(this);
 		builder.setTitle(R.string.pref_delete_omemo_identities);
@@ -227,10 +307,10 @@ public class SettingsActivity extends XmppActivity implements
 		final List<String> resendPresence = Arrays.asList(
 				"confirm_messages",
 				"xa_on_silent_mode",
-				"away_when_screen_off",
+				AWAY_WHEN_SCREEN_IS_OFF,
 				"allow_message_correction",
-				"treat_vibrate_as_silent",
-				"manually_change_presence",
+				TREAT_VIBRATE_AS_SILENT,
+				MANUALLY_CHANGE_PRESENCE,
 				"last_activity");
 		if (name.equals("resource")) {
 			String resource = preferences.getString("resource", "mobile")
@@ -248,19 +328,18 @@ public class SettingsActivity extends XmppActivity implements
 					}
 				}
 			}
-		} else if (name.equals("keep_foreground_service")) {
-			boolean foreground_service = preferences.getBoolean("keep_foreground_service",false);
+		} else if (name.equals(KEEP_FOREGROUND_SERVICE)) {
+			boolean foreground_service = preferences.getBoolean(KEEP_FOREGROUND_SERVICE,false);
 			if (!foreground_service) {
 				xmppConnectionService.clearStartTimeCounter();
 			}
 			xmppConnectionService.toggleForegroundService();
 		} else if (resendPresence.contains(name)) {
 			if (xmppConnectionServiceBound) {
-				if (name.equals("away_when_screen_off")
-						|| name.equals("manually_change_presence")) {
+				if (name.equals(AWAY_WHEN_SCREEN_IS_OFF) || name.equals(MANUALLY_CHANGE_PRESENCE)) {
 					xmppConnectionService.toggleScreenEventReceiver();
 				}
-				if (name.equals("manually_change_presence") && !noAccountUsesPgp()) {
+				if (name.equals(MANUALLY_CHANGE_PRESENCE) && !noAccountUsesPgp()) {
 					Toast.makeText(this, R.string.republish_pgp_keys, Toast.LENGTH_LONG).show();
 				}
 				xmppConnectionService.refreshAllPresences();