package au.com.newint.newinternationalist;
import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
import android.annotation.TargetApi;
import android.app.LoaderManager.LoaderCallbacks;
import android.content.CursorLoader;
import android.content.Intent;
import android.content.Loader;
import android.database.Cursor;
import android.net.Uri;
import android.os.AsyncTask;
import android.os.Build;
import android.os.Bundle;
import android.provider.ContactsContract;
import android.support.v7.app.ActionBarActivity;
import android.text.TextUtils;
import android.util.Log;
import android.view.KeyEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.inputmethod.EditorInfo;
import android.widget.ArrayAdapter;
import android.widget.AutoCompleteTextView;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.client.protocol.ClientContext;
import org.apache.http.cookie.Cookie;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.protocol.BasicHttpContext;
import org.apache.http.protocol.HttpContext;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
/**
* A login screen that offers login via email/password.
*/
public class LoginActivity extends ActionBarActivity implements LoaderCallbacks<Cursor> {
/**
* Keep track of the login task to ensure we can cancel it if requested.
*/
private UserLoginTask mAuthTask = null;
// UI references.
private AutoCompleteTextView mEmailView;
private EditText mPasswordView;
private View mProgressView;
private View mLoginFormView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_login);
// setupActionBar();
// Send Google Analytics if the user allows it
Helpers.sendGoogleAnalytics(getResources().getString(R.string.title_activity_login));
// Set up the login form.
mEmailView = (AutoCompleteTextView) findViewById(R.id.email);
// populateAutoComplete();
mPasswordView = (EditText) findViewById(R.id.password);
mPasswordView.setOnEditorActionListener(new TextView.OnEditorActionListener() {
@Override
public boolean onEditorAction(TextView textView, int id, KeyEvent keyEvent) {
if (id == R.id.login || id == EditorInfo.IME_NULL) {
attemptLogin();
return true;
}
return false;
}
});
Button mEmailSignInButton = (Button) findViewById(R.id.email_sign_in_button);
mEmailSignInButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View view) {
attemptLogin();
}
});
Button forgotPasswordButton = (Button) findViewById(R.id.login_forgotten_password);
String languageLocale = Locale.getDefault().toString();
if (languageLocale.equals("en_GB") || languageLocale.equals("en_CA") || languageLocale.equals("en_US")) {
// Remove forgot password button and don't add listener
forgotPasswordButton.setVisibility(View.GONE);
} else {
forgotPasswordButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(Helpers.getSiteURL() + "users/password/new"));
startActivity(browserIntent);
}
});
}
Button signUpButton = (Button) findViewById(R.id.login_sign_up);
signUpButton.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(Helpers.getSiteURL() + "users/sign_up"));
startActivity(browserIntent);
}
});
mLoginFormView = findViewById(R.id.login_form);
mProgressView = findViewById(R.id.login_progress);
// Load the user credentials
mEmailView.setText(Helpers.getFromPrefs(Helpers.LOGIN_USERNAME_KEY, ""));
mPasswordView.setText(Helpers.getPassword(""));
}
private void populateAutoComplete() {
getLoaderManager().initLoader(0, null, this);
}
/**
* Attempts to sign in or register the account specified by the login form.
* If there are form errors (invalid email, missing fields, etc.), the
* errors are presented and no actual login attempt is made.
*/
public void attemptLogin() {
if (mAuthTask != null) {
return;
}
// Reset errors.
mEmailView.setError(null);
mPasswordView.setError(null);
// Store values at the time of the login attempt.
String email = mEmailView.getText().toString();
String password = mPasswordView.getText().toString();
boolean cancel = false;
View focusView = null;
// Check that the password isn't empty.
if (TextUtils.isEmpty(password)) {
mPasswordView.setError(getString(R.string.error_field_required));
focusView = mPasswordView;
cancel = true;
}
// Check the the username/email isn't empty.
if (TextUtils.isEmpty(email)) {
mEmailView.setError(getString(R.string.error_field_required));
focusView = mEmailView;
cancel = true;
}
if (cancel) {
// There was an error; don't attempt login and focus the first
// form field with an error.
focusView.requestFocus();
} else {
// Show a progress spinner, and kick off a background task to
// perform the user login attempt.
showProgress(true);
mAuthTask = new UserLoginTask(email, password);
mAuthTask.execute((Void) null);
}
}
/**
* Shows the progress UI and hides the login form.
*/
@TargetApi(Build.VERSION_CODES.HONEYCOMB_MR2)
public void showProgress(final boolean show) {
// On Honeycomb MR2 we have the ViewPropertyAnimator APIs, which allow
// for very easy animations. If available, use these APIs to fade-in
// the progress spinner.
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB_MR2) {
int shortAnimTime = getResources().getInteger(android.R.integer.config_shortAnimTime);
mLoginFormView.setVisibility(show ? View.GONE : View.VISIBLE);
mLoginFormView.animate().setDuration(shortAnimTime).alpha(
show ? 0 : 1).setListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator animation) {
mLoginFormView.setVisibility(show ? View.GONE : View.VISIBLE);
}
});
mProgressView.setVisibility(show ? View.VISIBLE : View.GONE);
mProgressView.animate().setDuration(shortAnimTime).alpha(
show ? 1 : 0).setListener(new AnimatorListenerAdapter() {
@Override
public void onAnimationEnd(Animator animation) {
mProgressView.setVisibility(show ? View.VISIBLE : View.GONE);
}
});
} else {
// The ViewPropertyAnimator APIs are not available, so simply show
// and hide the relevant UI components.
mProgressView.setVisibility(show ? View.VISIBLE : View.GONE);
mLoginFormView.setVisibility(show ? View.GONE : View.VISIBLE);
}
}
@Override
public Loader<Cursor> onCreateLoader(int i, Bundle bundle) {
// Removed the auto-fill from contacts stuff so we don't need to ask for access to users contacts. :-)
return null;
}
@Override
public void onLoadFinished(Loader<Cursor> cursorLoader, Cursor cursor) {
List<String> emails = new ArrayList<String>();
// cursor.moveToFirst();
// while (!cursor.isAfterLast()) {
// emails.add(cursor.getString(ProfileQuery.ADDRESS));
// cursor.moveToNext();
// }
addEmailsToAutoComplete(emails);
}
@Override
public void onLoaderReset(Loader<Cursor> cursorLoader) {
}
private interface ProfileQuery {
String[] PROJECTION = {
ContactsContract.CommonDataKinds.Email.ADDRESS,
ContactsContract.CommonDataKinds.Email.IS_PRIMARY,
};
int ADDRESS = 0;
int IS_PRIMARY = 1;
}
private void addEmailsToAutoComplete(List<String> emailAddressCollection) {
//Create adapter to tell the AutoCompleteTextView what to show in its dropdown list.
ArrayAdapter<String> adapter =
new ArrayAdapter<String>(LoginActivity.this,
android.R.layout.simple_dropdown_item_1line, emailAddressCollection);
mEmailView.setAdapter(adapter);
}
// User login to Rails.
public class UserLoginTask extends AsyncTask<Void, Void, Boolean> {
private final String mEmail;
private final String mPassword;
private String loginErrorString = getString(R.string.error_incorrect_password);
UserLoginTask(String email, String password) {
mEmail = email;
mPassword = password;
}
@Override
protected Boolean doInBackground(Void... params) {
boolean success = false;
// Try logging into Rails for authentication.
DefaultHttpClient httpclient = new DefaultHttpClient();
// List current cookies
List<Cookie> cookies = Publisher.INSTANCE.cookieStore.getCookies();
if( !cookies.isEmpty() ){
for (Cookie cookie : cookies){
String cookieString = cookie.getName() + " : " + cookie.getValue();
Helpers.debugLog("Cookie", "Old cookie: " + cookieString);
}
}
// Delete cookies.
Publisher.INSTANCE.deleteCookieStore();
// Try to connect
HttpContext ctx = new BasicHttpContext();
ctx.setAttribute(ClientContext.COOKIE_STORE, Publisher.INSTANCE.cookieStore);
HttpPost post = new HttpPost(Helpers.getSiteURL() + "users/sign_in.json");
post.setHeader("Content-Type", "application/x-www-form-urlencoded");
HttpResponse response = null;
try {
// Add your data
List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>(2);
nameValuePairs.add(new BasicNameValuePair("user[login]", mEmail));
nameValuePairs.add(new BasicNameValuePair("user[password]", mPassword));
post.setEntity(new UrlEncodedFormEntity(nameValuePairs));
// Save username to SharedPreferences
Helpers.saveToPrefs(Helpers.LOGIN_USERNAME_KEY,mEmail);
// Execute HTTP Post Request
response = httpclient.execute(post, ctx);
} catch (ClientProtocolException e) {
Helpers.debugLog("Login", "ClientProtocolException: " + e);
} catch (IOException e) {
Helpers.debugLog("Login", "IOException: " + e);
}
int responseStatusCode;
Publisher.INSTANCE.loggedIn = false;
if (response != null) {
responseStatusCode = response.getStatusLine().getStatusCode();
if (responseStatusCode > 200 && responseStatusCode < 300) {
// Login was successful, we should have a cookie
success = true;
Publisher.INSTANCE.loggedIn = true;
Helpers.savePassword(mPassword);
} else if (responseStatusCode > 400 && responseStatusCode < 500) {
// Login was incorrect.
Helpers.debugLog("Login", "Failed with code: " + responseStatusCode);
} else {
// Server error.
Helpers.debugLog("Login", "Failed with code: " + responseStatusCode + " and response: " + response.getStatusLine());
loginErrorString = getString(R.string.login_error_server_error);
}
} else {
// Error logging in
Helpers.debugLog("Login", "Failed! Response is null");
loginErrorString = getString(R.string.login_error_no_internet);
}
return success;
}
@Override
protected void onPostExecute(final Boolean success) {
mAuthTask = null;
showProgress(false);
if (success) {
finish();
// Let listener know
for (Publisher.LoginListener listener : Publisher.INSTANCE.loginListeners) {
Helpers.debugLog("Login", "Sending listener login success: True");
// Pass in login success boolean
listener.onUpdate(success);
}
} else {
mPasswordView.setError(loginErrorString);
mPasswordView.requestFocus();
}
}
@Override
protected void onCancelled() {
mAuthTask = null;
showProgress(false);
}
}
}