login page customize

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//customize the login page 
function hh_custom_login_logo() {

	//code to change logo 
	$login_style = '<style type="text/css">';

	$login_style .= 'h1 a {
		background:url("https://milad.com.cn/meiwen/wp-content/uploads/2022/12/pepsi-logo.jpeg") no-repeat center center/cover!important;}body.login {
			background:url(https://images.unsplash.com/photo-1670537114426-c28a4e720ea5?ixlib=rb-4.0.3&ixid=MnwxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8&auto=format&fit=crop&w=387&q=80) no-repeat center center/cover!important;
	}';


	$login_style .= '</style>';

	echo $login_style;

}

add_action('login_head', 'hh_custom_login_logo'); 

function hh_custom_footer_link() {
	//append custom url link 
	echo '<p style="text-align:center"><a href="http://xmdn.net">跳转到最新教程</a></p> ';

}

add_action('login_footer', 'hh_custom_footer_link');


add_action('login_headerurl', 'custom_loginurl_togo');

function custom_loginurl_togo() {
	return "http://xmdn.net";
}

//login message show before the logon form panel 

add_filter('login_message', 'hh_custom_login_message');

function hh_custom_login_message()  {
	return "Custom honghua theme tutrorial to go"; 
}

//login errors 

add_filter('login_errors', 'hh_custom_login_error');

function hh_custom_login_error($error) {

	global $errors;
	//empty_password,invalid_username,incorrect_password,empty_username

	$error_code = $errors->get_error_codes();
	/**
	 * $errors->get_error_codes()获取的是array，返回的有empty_password,invalid_username,incorrect_password,empty_username等四种结果
	 */

	$error_msg = '';
	if (in_array("empty_password",$error_code)) {
		# code...
		$error_msg =  "你的密码为空请输入密码";
	}
	if (in_array('invalid_username',$error_code)) {
		# code...
		$error_msg = "你的用户名不正确，打114咨询下";
	}
	if (in_array('incorrect_password',$error_code)) {
		# code...
		$error_msg = "你的密码不正确打个电话问下";
	}
	if (in_array('empty_username',$error_code)) {
		# code...
		$error_msg = "你的用户名为空";
	}

	return $error_msg;

	//print_r($error_code); 
	
}

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