Yii2验证码图像未显示
我想在登录页面上添加验证码验证。但是有一个错误,验证码图像没有显示,当我试图查看验证码图像时,在错误显示下面 无法显示图像“”,因为它包含错误 下面是我的站点控制器Yii2验证码图像未显示,yii2,captcha,Yii2,Captcha,我想在登录页面上添加验证码验证。但是有一个错误,验证码图像没有显示,当我试图查看验证码图像时,在错误显示下面 无法显示图像“”,因为它包含错误 下面是我的站点控制器 class SiteController extends Controller { public function behaviors() { return [ 'access' => [ 'class' => AccessControl::className(),
class SiteController extends Controller {
public function behaviors()
{
return [
'access' => [
'class' => AccessControl::className(),
'only' => ['logout','resetPassword'],
'rules' => [
[
'actions' => ['logout','resetpassword'],
'allow' => true,
'roles' => ['@'],
],
],
],
'verbs' => [
'class' => VerbFilter::className(),
'actions' => [
'logout' => ['post'],
],
],
];
}
public function actions()
{
return [
'error' => [
'class' => 'yii\web\ErrorAction',
],
'captcha' => [
'class' => 'yii\captcha\CaptchaAction',
'fixedVerifyCode' => YII_ENV_TEST ? 'testme' : null,
],
];
}
LoginForm控制器
class LoginForm extends Model {
public $username;
public $password;
public $rememberMe = true;
public $verifyCode;
private $_user = false;
const ERROR_NONE=0;
const ERROR_USERNAME_INVALID=1;
const ERROR_USERNAME_LOCKED = 3;
const ERROR_USERNAME_INACTIVE = 4;
const ERROR_PASSWORD_INVALID=2;
public $role_id;
public $salt;
public $_id;
private $_identity;
/**
* @return array the validation rules.
*/
public function rules()
{
return [
[['username', 'password'], 'required'],
['rememberMe', 'boolean'],
['username','validateMember'],
['password', 'validatePassword'],
['verifyCode', 'captcha'],
];
}
登录表单视图
<?php $form = ActiveForm::begin([
'id' => 'login-form',
'options' => ['class' => 'form-horizontal'],
'fieldConfig' => [
'template' => "{label}\n<div class=\"col-lg-3\">{input}</div>\n<div class=\"col-lg-8\">{error}</div>",
'labelOptions' => ['class' => 'col-lg-1 control-label'],
],
]); ?>
<?= $form->field($model, 'username') ?>
<?= $form->field($model, 'password')->passwordInput() ?>
<?= $form->field($model, 'verifyCode')->widget(Captcha::className()) ?>
<?= $form->field($model, 'rememberMe')->checkbox([
'template' => "<div class=\"col-lg-offset-1 col-lg-3\">{input} {label}</div>\n<div class=\"col-lg-8\">{error}</div>",
]) ?>
<div class="form-group">
<div class="col-lg-offset-1 col-lg-11">
<?= Html::submitButton('<i class="fa fa-sign-in fa-fw"></i> Login', ['class' => 'btn btn-primary', 'name' => 'login-button']) ?>
</div>
</div>
<?php ActiveForm::end(); ?>
看看这个
请注意,CaptchAction需要GD2扩展或ImageMagick PHP扩展
见:
问题的另一个可能原因是指定的错误操作。要解决这个问题,您需要在模型和小部件中手动指定
型号:
['verifyCode','captcha','captchaAction'=>'site/captcha']
小部件:
我有imagick,使用Captcha::checkRequirements()检查;如果您检索到特定的错误,那么理解问题就会容易得多。您需要浏览调试面板。在左上角有一个选择器,您可以在其中选择当前显示的请求以外的其他请求。我得到的唯一错误是-加载给定url失败。失败的url是什么?您的验证码操作位于路线“站点/验证码”。您必须确保它是可访问的(1)和(2)您的小部件和模型指出了这一点。我已经根据您的建议和建议更改了模型和表单