<?php
/*
Plugin Name: Code Verification
Plugin URI: https://www.qqmu.com
Description: 隐藏文章部分内容，需要验证才能查看。
Version: 1.0
Author: QQ沐编程
Author URI: https://www.qqmu.com
*/
if (!defined('ABSPATH')) {
exit; // 如果直接访问此文件，则退出。
}
// 注册并包含CSS
function content_protect_enqueue_styles() {
wp_register_style('content-protect-style', plugins_url('code-verification/style.css'));
wp_enqueue_style('content-protect-style');
}
add_action('wp_enqueue_scripts', 'content_protect_enqueue_styles');
// 注册并包含JS
function content_protect_enqueue_scripts() {
wp_register_script('content-protect-script', plugins_url('code-verification/script.js'), array('jquery'), null, true);
wp_enqueue_script('content-protect-script');
}
add_action('wp_enqueue_scripts', 'content_protect_enqueue_scripts');
function content_protect_menu() {
add_options_page('Content Protect Settings', '二维码设置', 'manage_options', 'content-protect', 'content_protect_options_page');
}
add_action('admin_menu', 'content_protect_menu');
function content_protect_options_page() {
?>
<div class="wrap">
<h1>二维码设置</h1>
<p style="text-align: left; font-size: 14px; color: #999;">注意事项：换行符号是<br>，如：请扫码关注微信二维码<br>发送“验证码”获取密码。
<br>短代码引入文章示例：[protected] 这是隐藏的内容，只有验证密码后才能看到。 [/protected]
</p>
<form method="post" action="options.php">
<?php settings_fields('content_protect_settings'); ?>
<?php do_settings_sections('content-protect'); ?>
<table class="form-table">
<tr valign="top">
<th scope="row">设定密码</th>
<td><input style="width:200px;" type="text" name="content_protect_password" value="<?php echo esc_attr(get_option('content_protect_password')); ?>" /></td>
</tr>
<tr valign="top">
<th scope="row">提示内容</th>
<td><textarea cols="100" style="height: 100px;" name="content_protect_prompt"><?php echo esc_textarea(get_option('content_protect_prompt')); ?></textarea></td>
</tr>
<tr valign="top">
<th scope="row">二维码图片</th>
<td><input style="width:500px;" type="text" name="content_protect_image" value="<?php echo esc_url(get_option('content_protect_image')); ?>" ></td>
</tr>
</table>
<?php submit_button(); ?>
</form>
<p style="text-align: center; font-size: 14px; color: #999;">本插件由<a href="https://ds17.cn" target="_blank">大神博客ds17.cn</a>原创，务必保留所有权利，删除必究。</p>
</div>
<?php
}
function content_protect_register_settings() {
register_setting('content_protect_settings', 'content_protect_password');
register_setting('content_protect_settings', 'content_protect_prompt');
register_setting('content_protect_settings', 'content_protect_image');
}
add_action('admin_init', 'content_protect_register_settings');
function content_protect_shortcode($atts,$content = null) {
$atts = shortcode_atts(
array(
'password' => get_option('content_protect_password'),
), $atts
);
if (isset($_POST['content_protect_password']) &&$_POST['content_protect_password'] == $atts['password']) {
setcookie('content_protect_verified', true, time() + 3600, COOKIEPATH, COOKIE_DOMAIN);
}
if (isset($_COOKIE['content_protect_verified']) &&$_COOKIE['content_protect_verified']) {
return do_shortcode($content);
} else {
$prompt = get_option('content_protect_prompt', '请输入密码查看内容。');
$image = get_option('content_protect_image');
$output = '<div class="content-protect">';
if ($image) {
$output .= '<img src="' . esc_url($image) . '" alt="验证图片" />';
}
$output .= '<p>' .$prompt . '</p>';
$output .= '<form method="post">';
$output .= '<input type="password" name="content_protect_password" />';
$output .= '<input type="submit" value="验证" />';
$output .= '</form>';
$output .= '</div>';
return $output;
}
}
add_shortcode('protected', 'content_protect_shortcode');
