所以我想在我的应用程序中为Firebase存储设置Firebase身份验证。但是，无论我在尝试什么，似乎都给我验证失败。我要关闭android studio firebase扩展中的教程。但这似乎不起作用，我拥有正确的所有依赖关系，并且一切似乎都很正常，但是如果我尝试创建一个帐户或使用控制台上创建的帐户登录，则只会给我一个失败的身份验证。我将在下面发布我使用的代码，我真的希望有人在这里为我提供帮助，因为我不知道发生了什么。非常感谢。
这是活动的代码。
package com.example.alexwong.dungeonanddragonhelper;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.text.TextUtils;
import android.util.Log;
import android.view.View;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;
import com.google.android.gms.tasks.OnCompleteListener;
import com.google.android.gms.tasks.Task;
import com.google.firebase.auth.AuthResult;
import com.google.firebase.auth.FirebaseAuth;
import com.google.firebase.auth.FirebaseUser;
public class AuthenticationActivity extends BaseActivity implements
View.OnClickListener {
private static final String TAG = "EmailPassword";
private TextView mStatusTextView;
private TextView mDetailTextView;
private EditText mEmailField;
private EditText mPasswordField;
// [START declare_auth]
private FirebaseAuth mAuth;
// [END declare_auth]
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_authentication);
// Views
mStatusTextView = findViewById(R.id.status);
mDetailTextView = findViewById(R.id.detail);
mEmailField = findViewById(R.id.field_email);
mPasswordField = findViewById(R.id.field_password);
// Buttons
findViewById(R.id.email_sign_in_button).setOnClickListener(this);
findViewById(R.id.email_create_account_button).setOnClickListener(this);
findViewById(R.id.sign_out_button).setOnClickListener(this);
findViewById(R.id.verify_email_button).setOnClickListener(this);
// [START initialize_auth]
mAuth = FirebaseAuth.getInstance();
// [END initialize_auth]
}
// [START on_start_check_user]
@Override
public void onStart() {
super.onStart();
// Check if user is signed in (non-null) and update UI accordingly.
FirebaseUser currentUser = mAuth.getCurrentUser();
updateUI(currentUser);
}
// [END on_start_check_user]
private void createAccount(String email, String password) {
Log.d(TAG, "createAccount:" + email);
if (!validateForm()) {
return;
}
showProgressDialog();
// [START create_user_with_email]
mAuth.createUserWithEmailAndPassword(email, password)
.addOnCompleteListener(this, new OnCompleteListener<AuthResult>() {
@Override
public void onComplete(@NonNull Task<AuthResult> task) {
if (task.isSuccessful()) {
// Sign in success, update UI with the signed-in user's information
Log.d(TAG, "createUserWithEmail:success");
FirebaseUser user = mAuth.getCurrentUser();
updateUI(user);
} else {
// If sign in fails, display a message to the user.
Log.w(TAG, "createUserWithEmail:failure", task.getException());
Toast.makeText(AuthenticationActivity.this, "Authentication failed.",
Toast.LENGTH_SHORT).show();
updateUI(null);
}
// [START_EXCLUDE]
hideProgressDialog();
// [END_EXCLUDE]
}
});
// [END create_user_with_email]
}
private void signIn(String email, String password) {
Log.d(TAG, "signIn:" + email);
if (!validateForm()) {
return;
}
showProgressDialog();
// [START sign_in_with_email]
mAuth.signInWithEmailAndPassword(email, password)
.addOnCompleteListener(this, new OnCompleteListener<AuthResult>() {
@Override
public void onComplete(@NonNull Task<AuthResult> task) {
if (task.isSuccessful()) {
// Sign in success, update UI with the signed-in user's information
Log.d(TAG, "signInWithEmail:success");
FirebaseUser user = mAuth.getCurrentUser();
updateUI(user);
} else {
// If sign in fails, display a message to the user.
Log.w(TAG, "signInWithEmail:failure", task.getException());
Toast.makeText(AuthenticationActivity.this, "Authentication failed.",
Toast.LENGTH_SHORT).show();
updateUI(null);
}
// [START_EXCLUDE]
if (!task.isSuccessful()) {
mStatusTextView.setText(R.string.auth_failed);
}
hideProgressDialog();
// [END_EXCLUDE]
}
});
// [END sign_in_with_email]
}
private void signOut() {
mAuth.signOut();
updateUI(null);
}
private void sendEmailVerification() {
// Disable button
findViewById(R.id.verify_email_button).setEnabled(false);
// Send verification email
// [START send_email_verification]
final FirebaseUser user = mAuth.getCurrentUser();
user.sendEmailVerification()
.addOnCompleteListener(this, new OnCompleteListener<Void>() {
@Override
public void onComplete(@NonNull Task<Void> task) {
// [START_EXCLUDE]
// Re-enable button
findViewById(R.id.verify_email_button).setEnabled(true);
if (task.isSuccessful()) {
Toast.makeText(AuthenticationActivity.this,
"Verification email sent to " + user.getEmail(),
Toast.LENGTH_SHORT).show();
} else {
Log.e(TAG, "sendEmailVerification", task.getException());
Toast.makeText(AuthenticationActivity.this,
"Failed to send verification email.",
Toast.LENGTH_SHORT).show();
}
// [END_EXCLUDE]
}
});
// [END send_email_verification]
}
private boolean validateForm() {
boolean valid = true;
String email = mEmailField.getText().toString();
if (TextUtils.isEmpty(email)) {
mEmailField.setError("Required.");
valid = false;
} else {
mEmailField.setError(null);
}
String password = mPasswordField.getText().toString();
if (TextUtils.isEmpty(password)) {
mPasswordField.setError("Required.");
valid = false;
} else {
mPasswordField.setError(null);
}
return valid;
}
private void updateUI(FirebaseUser user) {
hideProgressDialog();
if (user != null) {
mStatusTextView.setText(getString(R.string.emailpassword_status_fmt,
user.getEmail(), user.isEmailVerified()));
mDetailTextView.setText(getString(R.string.firebase_status_fmt, user.getUid()));
findViewById(R.id.email_password_buttons).setVisibility(View.GONE);
findViewById(R.id.email_password_fields).setVisibility(View.GONE);
findViewById(R.id.signed_in_buttons).setVisibility(View.VISIBLE);
findViewById(R.id.verify_email_button).setEnabled(!user.isEmailVerified());
} else {
mStatusTextView.setText(R.string.signed_out);
mDetailTextView.setText(null);
findViewById(R.id.email_password_buttons).setVisibility(View.VISIBLE);
findViewById(R.id.email_password_fields).setVisibility(View.VISIBLE);
findViewById(R.id.signed_in_buttons).setVisibility(View.GONE);
}
}
@Override
public void onClick(View v) {
int i = v.getId();
if (i == R.id.email_create_account_button) {
createAccount(mEmailField.getText().toString(), mPasswordField.getText().toString());
} else if (i == R.id.email_sign_in_button) {
signIn(mEmailField.getText().toString(), mPasswordField.getText().toString());
} else if (i == R.id.sign_out_button) {
signOut();
} else if (i == R.id.verify_email_button) {
sendEmailVerification();
}
}
}
这是xml，不确定是否需要它，但我以防万一。
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/main_layout"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@drawable/parchment"
android:orientation="vertical"
android:weightSum="4">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="0dp"
android:layout_weight="3"
android:gravity="center_horizontal"
android:orientation="vertical">
<TextView
android:id="@+id/title_text"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginBottom="16dp"
android:text="@string/emailpassword_title_text"
android:theme="@style/ThemeOverlay.MyTitleText" />
<TextView
android:id="@+id/status"
style="@style/ThemeOverlay.MyTextDetail"
android:text="@string/signed_out" />
<TextView
android:id="@+id/detail"
style="@style/ThemeOverlay.MyTextDetail"
tools:text="Firebase User ID: 123456789abc" />
</LinearLayout>
<RelativeLayout
android:layout_width="fill_parent"
android:layout_height="0dp"
android:layout_weight="1"
android:gravity="center_vertical">
<LinearLayout
android:id="@+id/email_password_fields"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:orientation="horizontal"
android:paddingLeft="16dp"
android:paddingRight="16dp">
<EditText
android:id="@+id/field_email"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:hint="@string/hint_email"
android:inputType="textEmailAddress" />
<EditText
android:id="@+id/field_password"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:hint="@string/hint_password"
android:inputType="textPassword" />
</LinearLayout>
<LinearLayout
android:id="@+id/email_password_buttons"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_below="@+id/email_password_fields"
android:orientation="horizontal"
android:paddingLeft="16dp"
android:paddingRight="16dp">
<Button
android:id="@+id/email_sign_in_button"
style="@style/Widget.AppCompat.Button.Colored"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:text="@string/sign_in"
android:theme="@style/ThemeOverlay.MyDarkButton" />
<Button
android:id="@+id/email_create_account_button"
style="@style/Widget.AppCompat.Button.Colored"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1"
android:text="@string/create_account"
android:theme="@style/ThemeOverlay.MyDarkButton" />
</LinearLayout>
<LinearLayout
android:id="@+id/signed_in_buttons"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_centerInParent="true"
android:orientation="horizontal"
android:paddingLeft="16dp"
android:paddingRight="16dp"
android:visibility="gone"
android:weightSum="2.0">
<Button
android:id="@+id/sign_out_button"
style="@style/Widget.AppCompat.Button.Colored"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1.0"
android:text="@string/sign_out"
android:theme="@style/ThemeOverlay.MyDarkButton" />
<Button
android:id="@+id/verify_email_button"
style="@style/Widget.AppCompat.Button.Colored"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_weight="1.0"
android:text="@string/verify_email"
android:theme="@style/ThemeOverlay.MyDarkButton" />
</LinearLayout>
</RelativeLayout>
</LinearLayout>
谢谢！
答案 0 :(得分：0)
您还可以显示登录失败时的日志吗？我要看看你得到的异常。
因为我还没有50名声望，所以我无法对此问题发表评论。