X-Git-Url: http://git.joshuawise.com/dumload.git/blobdiff_plain/184c5221975a8ceafb2b61b75776ac10fbc7e0c4..b45fc5e03d952cfe09a7efb8a16019a42b9091b9:/src/com/joshuawise/dumload/Preferences.java

diff --git a/src/com/joshuawise/dumload/Preferences.java b/src/com/joshuawise/dumload/Preferences.java
new file mode 100644
index 0000000..ad825b9
--- /dev/null
+++ b/src/com/joshuawise/dumload/Preferences.java
@@ -0,0 +1,102 @@
+package com.joshuawise.dumload;
+
+import java.io.File;
+
+import android.content.SharedPreferences;
+import android.os.AsyncTask;
+import android.os.Bundle;
+import android.preference.PreferenceActivity;
+import android.preference.PreferenceManager;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.Window;
+import android.widget.Toast;
+
+import com.jcraft.jsch.JSch;
+import com.jcraft.jsch.KeyPair;
+
+public class Preferences extends PreferenceActivity {
+
+	private class KeygenTask extends AsyncTask<Void, Void, String> {
+
+		@Override
+		protected String doInBackground(Void... params) {
+			String ret = null;
+			String homedir = getFilesDir().getAbsolutePath();
+			String filename = homedir + "/id_dsa_generated";
+			File file = new File(filename);
+			if (file.exists()) {
+				return getString(R.string.msgKeyExists);
+			} else {
+				JSch jsch = new JSch();
+				int type = KeyPair.DSA;
+				try {
+					KeyPair kpair = KeyPair.genKeyPair(jsch, type);
+					// TODO: query for a passphrase
+					kpair.setPassphrase("");
+					kpair.writePrivateKey(filename);
+					kpair.writePublicKey(filename + ".pub", "generated by dumload");
+					ret = "Fingerprint: " + kpair.getFingerPrint();
+					kpair.dispose();
+				} catch (Exception e) {
+					System.out.println(e);
+				}
+			}
+			return ret;
+		}
+
+		@Override
+		protected void onPostExecute(String result) {
+			setProgressBarIndeterminateVisibility(false);
+			Toast.makeText(getApplicationContext(), result, Toast.LENGTH_LONG).show();
+			super.onPostExecute(result);
+		}
+		
+	}
+	
+	@Override
+	public void onCreate(Bundle savedInstanceState) {
+		requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
+		super.onCreate(savedInstanceState);
+		// Load the preferences from an XML resource
+		addPreferencesFromResource(R.xml.preferences);
+	}
+
+	@Override
+	public boolean onCreateOptionsMenu(Menu menu) {
+		super.onCreateOptionsMenu(menu);
+
+		menu.add(Menu.NONE, R.id.actionCreateSshKey, Menu.NONE,
+				getString(R.string.menuGenSshKey));
+		menu.add(Menu.NONE, R.id.actionRemoveSshKey, Menu.NONE,
+				getString(R.string.menuDelSshKey));
+		return true;
+	}
+
+	public boolean onOptionsItemSelected(MenuItem item) {
+		switch (item.getItemId()) {
+		case R.id.actionCreateSshKey:
+			generateDSAKeyPair();
+			break;
+		case R.id.actionRemoveSshKey:
+			String homedir = getFilesDir().getAbsolutePath();
+			String filename = homedir + "/id_dsa_generated";
+			File file = new File(filename);
+			if (file.exists()) {
+				file.delete();
+				Toast.makeText(this,
+						"Deleted",
+						Toast.LENGTH_LONG).show();
+			} else {
+				Toast.makeText(this, getString(R.string.msgNoGenKeyFound), Toast.LENGTH_SHORT).show();
+			}
+		}
+		return false;
+	}
+
+	private void generateDSAKeyPair() {
+		setProgressBarIndeterminateVisibility(true);
+		KeygenTask t = new KeygenTask();
+		t.execute();
+	}
+}