public function sendEmail($runValidation = true)
{
if ($runValidation && !$this->validate()) {
return false;
}
$session = Yii::$app->session;
$session['emailTimeout'] = time() + 1800;
$session['emailNext'] = time() + 60;
$session['emailBind'] = $this->email;
$session['emailVerifyCode'] = (string) mt_rand(100000, 999999);
return Yii::$app->mailer->compose(['html' => 'bindEmail-html', 'text' => 'bindEmail-text'], ['verifyCode' => $session['emailVerifyCode'], 'mobile' => Yii::$app->user->identity->mobile])->setFrom([Yii::$app->params['supportEmail'] => Yii::$app->name])->setTo($this->email)->setSubject('绑定邮箱')->send();
}