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package com.zeapo.pwdstore.git;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.support.annotation.Nullable;
import android.text.InputType;
import android.widget.EditText;
import android.widget.LinearLayout;
import com.zeapo.pwdstore.R;
import com.zeapo.pwdstore.UserPreference;
import com.zeapo.pwdstore.git.config.GitConfigSessionFactory;
import com.zeapo.pwdstore.git.config.SshConfigSessionFactory;
import com.zeapo.pwdstore.utils.PasswordRepository;
import org.eclipse.jgit.api.GitCommand;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.transport.JschConfigSessionFactory;
import org.eclipse.jgit.transport.SshSessionFactory;
import org.eclipse.jgit.transport.UsernamePasswordCredentialsProvider;
import java.io.File;
public abstract class GitOperation {
private static final String TAG = "GitOpt";
public static final int GET_SSH_KEY_FROM_CLONE = 201;
protected final Repository repository;
protected final Activity callingActivity;
protected UsernamePasswordCredentialsProvider provider;
protected GitCommand command;
/**
* Creates a new git operation
*
* @param fileDir the git working tree directory
* @param callingActivity the calling activity
*/
public GitOperation(File fileDir, Activity callingActivity) {
this.repository = PasswordRepository.getRepository(fileDir);
this.callingActivity = callingActivity;
}
/**
* Sets the authentication using user/pwd scheme
*
* @param username the username
* @param password the password
* @return the current object
*/
public GitOperation setAuthentication(String username, String password) {
SshSessionFactory.setInstance(new GitConfigSessionFactory());
this.provider = new UsernamePasswordCredentialsProvider(username, password);
return this;
}
/**
* Sets the authentication using ssh-key scheme
*
* @param sshKey the ssh-key file
* @param username the username
* @param passphrase the passphrase
* @return the current object
*/
public GitOperation setAuthentication(File sshKey, String username, String passphrase) {
JschConfigSessionFactory sessionFactory = new SshConfigSessionFactory(sshKey.getAbsolutePath(), username, passphrase);
SshSessionFactory.setInstance(sessionFactory);
this.provider = null;
return this;
}
/**
* Executes the GitCommand in an async task
*
* @throws Exception
*/
public abstract void execute() throws Exception;
/**
* Executes the GitCommand in an async task after creating the authentication
*
* @param connectionMode the server-connection mode
* @param username the username
* @param sshKey the ssh-key file
* @throws Exception
*/
public void executeAfterAuthentication(String connectionMode, final String username, @Nullable final File sshKey) throws Exception {
if (connectionMode.equalsIgnoreCase("ssh-key")) {
if (sshKey == null || !sshKey.exists()) {
new AlertDialog.Builder(callingActivity)
.setMessage(callingActivity.getResources().getString(R.string.ssh_preferences_dialog_text))
.setTitle(callingActivity.getResources().getString(R.string.ssh_preferences_dialog_title))
.setPositiveButton(callingActivity.getResources().getString(R.string.ssh_preferences_dialog_import), new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int id) {
try {
// Ask the UserPreference to provide us with the ssh-key
// onResult has to be handled by the callingActivity
Intent intent = new Intent(callingActivity.getApplicationContext(), UserPreference.class);
intent.putExtra("operation", "get_ssh_key");
callingActivity.startActivityForResult(intent, GET_SSH_KEY_FROM_CLONE);
} catch (Exception e) {
System.out.println("Exception caught :(");
e.printStackTrace();
}
}
})
.setNegativeButton(callingActivity.getResources().getString(R.string.ssh_preferences_dialog_generate), new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
try {
// Duplicated code
Intent intent = new Intent(callingActivity.getApplicationContext(), UserPreference.class);
intent.putExtra("operation", "make_ssh_key");
callingActivity.startActivityForResult(intent, GET_SSH_KEY_FROM_CLONE);
} catch (Exception e) {
System.out.println("Exception caught :(");
e.printStackTrace();
}
}
})
.setNeutralButton(callingActivity.getResources().getString(R.string.dialog_cancel), new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int id) {
// Finish the blank GitActivity so user doesn't have to press back
callingActivity.finish();
}
}).show();
} else {
final EditText passphrase = new EditText(callingActivity);
passphrase.setHint("Passphrase");
passphrase.setWidth(LinearLayout.LayoutParams.MATCH_PARENT);
passphrase.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD);
new AlertDialog.Builder(callingActivity)
.setTitle(callingActivity.getResources().getString(R.string.passphrase_dialog_title))
.setMessage(callingActivity.getResources().getString(R.string.passphrase_dialog_text))
.setView(passphrase)
.setPositiveButton(callingActivity.getResources().getString(R.string.dialog_ok), new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
try {
// Authenticate using the ssh-key and then execute the command
setAuthentication(sshKey, username, passphrase.getText().toString()).execute();
} catch (Exception e) {
e.printStackTrace();
}
}
}).setNegativeButton(callingActivity.getResources().getString(R.string.dialog_cancel), new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
// Do nothing.
}
}).show();
}
} else {
final EditText password = new EditText(callingActivity);
password.setHint("Password");
password.setWidth(LinearLayout.LayoutParams.MATCH_PARENT);
password.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_VARIATION_PASSWORD);
new AlertDialog.Builder(callingActivity)
.setTitle(callingActivity.getResources().getString(R.string.passphrase_dialog_title))
.setMessage(callingActivity.getResources().getString(R.string.password_dialog_text))
.setView(password)
.setPositiveButton(callingActivity.getResources().getString(R.string.dialog_ok), new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
// authenticate using the user/pwd and then execute the command
try {
setAuthentication(username, password.getText().toString()).execute();
} catch (Exception e) {
e.printStackTrace();
}
}
}).setNegativeButton(callingActivity.getResources().getString(R.string.dialog_cancel), new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
// Do nothing.
}
}).show();
}
}
}
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