enable the users to delete the repository

app/build.gradle

@@ -9,8 +9,8 @@ android {
         applicationId "com.zeapo.pwdstore"
         minSdkVersion 15
         targetSdkVersion 21
-        versionCode 26
+        versionCode 27
-        versionName "1.2.0.7"
+        versionName "1.2.0.8"
     }
 
     compileOptions {

app/src/main/java/com/zeapo/pwdstore/PasswordStore.java

@@ -267,19 +267,19 @@ public class PasswordStore extends ActionBarActivity  {
     }
 
     private void checkLocalRepository(File localDir) {
-        Log.d("PASS", localDir.getAbsolutePath());
+        Log.d("PASS", "Check, dir: " + localDir.getAbsolutePath());
         FragmentManager fragmentManager = getFragmentManager();
         FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();
 
+        int status = 0;
+
+        if (localDir.exists()) {
             // if we are coming back from gpg do not anything
             if (this.leftActivity) {
                 this.leftActivity = false;
                 return;
             }
 
-        int status = 0;
-
-        if (localDir.exists()) {
             File[] folders = localDir.listFiles();
             status = folders.length;
 
@@ -291,10 +291,15 @@ public class PasswordStore extends ActionBarActivity  {
         // either the repo is empty or it was not correctly cloned
         switch (status) {
             case 0:
-                if(!localDir.equals(PasswordRepository.getWorkTree()))
+                if(!localDir.equals(PasswordRepository.getWorkTree()) && localDir.exists())
                     break;
                 PasswordRepository.setInitialized(false);
 
+                // if we still have the pass list (after deleting for instance) remove it
+                if (fragmentManager.findFragmentByTag("PasswordsList") != null) {
+                    fragmentManager.popBackStack();
+                }
+
                 ToCloneOrNot cloneFrag = new ToCloneOrNot();
                 fragmentTransaction.replace(R.id.main_layout, cloneFrag, "ToCloneOrNot");
                 fragmentTransaction.commit();
@@ -302,6 +307,12 @@ public class PasswordStore extends ActionBarActivity  {
             default:
 
                 if (fragmentManager.findFragmentByTag("PasswordsList") == null) {
+
+                    // clean things up
+                    if (fragmentManager.findFragmentByTag("ToCloneOrNot") != null) {
+                        fragmentManager.popBackStack();
+                    }
+
                     PasswordRepository.setInitialized(true);
                     plist = new PasswordFragment();
                     Bundle args = new Bundle();
@@ -315,7 +326,6 @@ public class PasswordStore extends ActionBarActivity  {
                     fragmentTransaction.commit();
                 }
         }
-
         this.leftActivity = false;
     }
 

app/src/main/java/com/zeapo/pwdstore/UserPreference.java

@@ -22,6 +22,7 @@ import com.zeapo.pwdstore.utils.PasswordRepository;
 import org.apache.commons.io.FileUtils;
 import org.apache.commons.io.IOUtils;
 import org.eclipse.jgit.api.CloneCommand;
+import org.eclipse.jgit.lib.Repository;
 
 import java.io.File;
 import java.io.FileNotFoundException;
@@ -44,6 +45,7 @@ public class UserPreference extends ActionBarActivity implements Preference.OnPr
             findPreference("openpgp_key_id").setOnPreferenceClickListener((UserPreference) getActivity());
             findPreference("ssh_key").setOnPreferenceClickListener((UserPreference) getActivity());
             findPreference("git_server_info").setOnPreferenceClickListener((UserPreference) getActivity());
+            findPreference("git_delete_repo").setOnPreferenceClickListener((UserPreference) getActivity());
         }
     }
 
@@ -117,6 +119,36 @@ public class UserPreference extends ActionBarActivity implements Preference.OnPr
                 startActivityForResult(intent, EDIT_GIT_INFO);
             }
             break;
+            case "git_delete_repo":
+            {
+                new AlertDialog.Builder(this).
+                        setTitle(R.string.pref_dialog_delete_title).
+                        setMessage(R.string.pref_dialog_delete_msg).
+                        setCancelable(false).
+                        setPositiveButton(R.string.dialog_delete,
+                                new DialogInterface.OnClickListener() {
+                                    public void onClick(DialogInterface dialog, int id) {
+                                        try {
+                                            FileUtils.deleteDirectory(PasswordRepository.getWorkTree());
+                                        } catch (Exception e) {
+                                            //This is what happens when jgit fails :(
+                                            //TODO Handle the diffent cases of exceptions
+                                        }
+
+                                        dialog.cancel();
+                                        finish();
+                                    }
+                                }
+                        ).
+                        setNegativeButton(R.string.dialog_do_not_delete,
+                                new DialogInterface.OnClickListener() {
+                                    public void onClick(DialogInterface dialog, int id) {
+                                        dialog.cancel();
+                                    }
+                                }
+                        ).
+                        show();
+            }
         }
         return true;
     }

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

@@ -95,6 +95,9 @@
     <string name="pref_git_username_hint">username</string>
     <string name="pref_edit_server_info">Edit git server settings</string>
     <string name="pref_ssh_title">Import ssh-key</string>
+    <string name="pref_git_delete_repo">Delete repository</string>
+    <string name="pref_dialog_delete_title">Clear repository</string>
+    <string name="pref_dialog_delete_msg">Do you want to delete the current password store directory? This will not clear your configuration.</string>
     <string name="pref_crypto_title">Crypto</string>
     <string name="pref_provider_title">Select OpenPGP Provider!</string>
     <string name="pref_provider_account_title">Set your OpenPGP account</string>

app/src/main/res/xml/preference.xml

@@ -3,6 +3,7 @@
 	<PreferenceCategory android:title="@string/pref_git_title">
 		<Preference android:title="@string/pref_edit_server_info" android:key="git_server_info"/>
 		<Preference android:title="@string/pref_ssh_title" android:key="ssh_key" />
+        <Preference android:title="@string/pref_git_delete_repo" android:key="git_delete_repo"/>
 	</PreferenceCategory>
 
 	<PreferenceCategory android:title="@string/pref_crypto_title">