449 lines
17 KiB
PHP
449 lines
17 KiB
PHP
<?php
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/**
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* Plugin Name: HTACCESS Manager
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* Plugin URI: https://lhcy.org
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* Description: 根据需求生成.htaccess重定向规则
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* Version: 1.0
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* Author: 林海草原
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* Text Domain: htaccess-manager
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* License: Private
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*
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*/
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// 防止直接访问
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if (!defined('ABSPATH')) {
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exit;
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}
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class HTACCESS_Manager {
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private $options;
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public function __construct() {
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$this->options = get_option('htaccess_manager_options');
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add_action('admin_menu', array($this, 'add_admin_menu'));
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add_action('admin_init', array($this, 'admin_init'));
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add_action('admin_notices', array($this, 'admin_notices'));
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register_activation_hook(__FILE__, array($this, 'activate'));
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register_deactivation_hook(__FILE__, array($this, 'deactivate'));
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register_uninstall_hook(__FILE__, array('HTACCESS_Manager', 'uninstall'));
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}
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public function activate() {
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// 创建must-use插件目录
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$mu_plugins_dir = WP_CONTENT_DIR . '/mu-plugins';
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if (!file_exists($mu_plugins_dir)) {
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wp_mkdir_p($mu_plugins_dir);
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}
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// 生成初始选项
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if (false === $this->options) {
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$default_options = array(
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'redirect_type' => 'www_to_root',
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'is_subdomain' => false,
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'auto_update' => true
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);
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update_option('htaccess_manager_options', $default_options);
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}
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$this->update_htaccess();
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$this->create_mu_plugin();
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}
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public function deactivate() {
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// 从.htaccess中安全移除本插件的规则
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$this->safe_remove_htaccess_rules();
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// 清理mu-plugin
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$mu_plugin_file = WP_CONTENT_DIR . '/mu-plugins/htaccess-helper.php';
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if (file_exists($mu_plugin_file)) {
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unlink($mu_plugin_file);
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}
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}
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public static function uninstall() {
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// 删除选项
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delete_option('htaccess_manager_options');
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// 从.htaccess中安全移除规则
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self::safe_remove_htaccess_rules_static();
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// 清理mu-plugin
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$mu_plugin_file = WP_CONTENT_DIR . '/mu-plugins/htaccess-helper.php';
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if (file_exists($mu_plugin_file)) {
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unlink($mu_plugin_file);
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}
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}
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public function add_admin_menu() {
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add_options_page(
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'HTACCESS 管理',
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'HTACCESS 管理',
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'manage_options',
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'htaccess-manager',
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array($this, 'admin_page')
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);
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}
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public function admin_init() {
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register_setting('htaccess_manager', 'htaccess_manager_options');
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add_settings_section(
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'htaccess_manager_section',
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'重定向设置',
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array($this, 'section_callback'),
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'htaccess_manager'
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);
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add_settings_field(
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'is_subdomain',
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'是否为二级域名',
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array($this, 'is_subdomain_callback'),
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'htaccess_manager',
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'htaccess_manager_section'
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);
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add_settings_field(
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'redirect_type',
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'重定向类型',
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array($this, 'redirect_type_callback'),
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'htaccess_manager',
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'htaccess_manager_section'
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);
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add_settings_field(
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'auto_update',
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'自动更新',
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array($this, 'auto_update_callback'),
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'htaccess_manager',
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'htaccess_manager_section'
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);
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}
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public function section_callback() {
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echo '<p>配置您的网站重定向规则。HTTPS重定向是强制的。</p>';
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}
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public function is_subdomain_callback() {
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$value = isset($this->options['is_subdomain']) ? $this->options['is_subdomain'] : false;
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?>
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<label>
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<input type="checkbox" name="htaccess_manager_options[is_subdomain]" value="1" <?php checked(1, $value); ?> />
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我的网站使用二级域名（如：sub.domain.com）
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</label>
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<p class="description">如果启用，将只强制HTTPS，不处理www和根域名之间的跳转。</p>
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<?php
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}
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public function redirect_type_callback() {
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$value = isset($this->options['redirect_type']) ? $this->options['redirect_type'] : 'www_to_root';
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?>
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<fieldset>
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<label>
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<input type="radio" name="htaccess_manager_options[redirect_type]" value="www_to_root" <?php checked('www_to_root', $value); ?> <?php echo isset($this->options['is_subdomain']) && $this->options['is_subdomain'] ? 'disabled' : ''; ?> />
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www跳转到根域名（www.example.com → example.com）
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</label><br>
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<label>
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<input type="radio" name="htaccess_manager_options[redirect_type]" value="root_to_www" <?php checked('root_to_www', $value); ?> <?php echo isset($this->options['is_subdomain']) && $this->options['is_subdomain'] ? 'disabled' : ''; ?> />
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根域名跳转到www（example.com → www.example.com）
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</label>
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</fieldset>
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<?php
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}
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public function auto_update_callback() {
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$value = isset($this->options['auto_update']) ? $this->options['auto_update'] : true;
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?>
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<label>
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<input type="checkbox" name="htaccess_manager_options[auto_update]" value="1" <?php checked(1, $value); ?> />
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设置更改时自动更新.htaccess文件
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</label>
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<?php
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}
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public function admin_page() {
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?>
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<div class="wrap">
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<h1>HTACCESS 管理</h1>
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<form action="options.php" method="post">
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<?php
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settings_fields('htaccess_manager');
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do_settings_sections('htaccess_manager');
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submit_button('保存设置');
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?>
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</form>
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<hr>
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<div class="card">
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<h2>当前生成的规则</h2>
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<textarea readonly style="width: 100%; height: 200px; font-family: monospace; background: #f6f6f6;"><?php echo esc_textarea($this->generate_htaccess_rules()); ?></textarea>
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<p>
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<button type="button" class="button button-secondary" onclick="copyToClipboard(this)">复制规则</button>
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<span id="copy-message" style="margin-left: 10px; color: green; display: none;">已复制到剪贴板！</span>
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</p>
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</div>
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<div class="card">
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<h2>手动更新</h2>
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<p>如果自动更新失败，您可以手动复制上面的规则到您的.htaccess文件中。</p>
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<form method="post">
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<?php wp_nonce_field('manual_update', 'htaccess_nonce'); ?>
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<input type="submit" name="manual_update" class="button button-primary" value="手动更新.htaccess文件">
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<input type="submit" name="manual_remove" class="button button-secondary" value="从.htaccess中移除规则" onclick="return confirm('确定要从.htaccess文件中移除所有HTACCESS Manager规则吗？')">
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</form>
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</div>
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<div class="card">
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<h2>当前.htaccess内容预览</h2>
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<?php
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$htaccess_file = ABSPATH . '.htaccess';
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if (file_exists($htaccess_file)) {
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$content = file_get_contents($htaccess_file);
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echo '<textarea readonly style="width: 100%; height: 300px; font-family: monospace; background: #f0f0f0;">' . esc_textarea($content) . '</textarea>';
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} else {
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echo '<p>.htaccess文件不存在。</p>';
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}
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?>
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</div>
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</div>
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<script>
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function copyToClipboard(button) {
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const textarea = document.querySelector('textarea');
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textarea.select();
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document.execCommand('copy');
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const message = document.getElementById('copy-message');
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message.style.display = 'inline';
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setTimeout(() => {
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message.style.display = 'none';
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}, 2000);
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}
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// 动态禁用/启用重定向类型选项
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document.querySelector('input[name="htaccess_manager_options[is_subdomain]"]').addEventListener('change', function() {
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var radios = document.querySelectorAll('input[name="htaccess_manager_options[redirect_type]"]');
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radios.forEach(function(radio) {
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radio.disabled = this.checked;
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}.bind(this));
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});
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</script>
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<?php
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// 处理手动更新
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if (isset($_POST['manual_update']) && check_admin_referer('manual_update', 'htaccess_nonce')) {
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$this->update_htaccess();
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echo '<div class="notice notice-success is-dismissible"><p>.htaccess文件已更新！</p></div>';
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}
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// 处理手动移除
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if (isset($_POST['manual_remove']) && check_admin_referer('manual_update', 'htaccess_nonce')) {
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$this->safe_remove_htaccess_rules();
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echo '<div class="notice notice-success is-dismissible"><p>已从.htaccess文件中移除所有HTACCESS Manager规则！</p></div>';
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}
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}
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public function admin_notices() {
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if (isset($_GET['settings-updated']) && $_GET['settings-updated']) {
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if (isset($this->options['auto_update']) && $this->options['auto_update']) {
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$this->update_htaccess();
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echo '<div class="notice notice-success is-dismissible"><p>设置已保存并更新了.htaccess文件！</p></div>';
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} else {
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echo '<div class="notice notice-success is-dismissible"><p>设置已保存！请手动更新.htaccess文件。</p></div>';
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}
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}
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}
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private function generate_htaccess_rules() {
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$rules = array();
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$rules[] = 'RewriteEngine On';
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$rules[] = '';
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if (isset($this->options['is_subdomain']) && $this->options['is_subdomain']) {
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// 二级域名情况，只强制HTTPS
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$rules[] = '# 强制HTTPS重定向（二级域名）';
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$rules[] = 'RewriteCond %{HTTPS} off';
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$rules[] = 'RewriteRule ^ https://%{HTTP_HOST}%{REQUEST_URI} [L,R=301]';
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} else {
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// 主域名情况，处理www和HTTPS
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$rules[] = '# 同时处理 HTTPS 和 WWW 重定向';
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if (isset($this->options['redirect_type']) && $this->options['redirect_type'] === 'root_to_www') {
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// 根域名跳转到www
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$rules[] = 'RewriteCond %{HTTPS} off [OR]';
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$rules[] = 'RewriteCond %{HTTP_HOST} ^' . preg_quote(parse_url(home_url(), PHP_URL_HOST), '.') . '$ [NC]';
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$rules[] = 'RewriteCond %{HTTP_HOST} ^(?:www\.)?(.+)$ [NC]';
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$rules[] = 'RewriteRule ^ https://www.%1%{REQUEST_URI} [L,R=301]';
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} else {
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// www跳转到根域名（默认）
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$rules[] = 'RewriteCond %{HTTPS} off [OR]';
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$rules[] = 'RewriteCond %{HTTP_HOST} ^www\. [NC]';
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$rules[] = 'RewriteCond %{HTTP_HOST} ^(?:www\.)?(.+)$ [NC]';
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$rules[] = 'RewriteRule ^ https://%1%{REQUEST_URI} [L,R=301]';
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}
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}
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return implode("\n", $rules);
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}
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private function update_htaccess() {
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$htaccess_file = ABSPATH . '.htaccess';
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if (!file_exists($htaccess_file)) {
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// 如果.htaccess文件不存在，创建它
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touch($htaccess_file);
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}
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if (is_writable($htaccess_file)) {
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$new_rules = $this->generate_htaccess_rules();
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// 读取现有内容
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$content = file_get_contents($htaccess_file);
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// 定义标记
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$start_marker = '# BEGIN HTACCESS Manager';
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$end_marker = '# END HTACCESS Manager';
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// 检查是否已有我们的规则
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if (strpos($content, $start_marker) !== false) {
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// 替换现有规则
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$pattern = '/' . preg_quote($start_marker, '/') . '.*?' . preg_quote($end_marker, '/') . '/s';
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$replacement = $start_marker . "\n" . $new_rules . "\n" . $end_marker;
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$content = preg_replace($pattern, $replacement, $content);
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} else {
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// 在文件开头添加新规则（在WordPress规则之前）
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$wp_start_marker = '# BEGIN WordPress';
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if (strpos($content, $wp_start_marker) !== false) {
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$replacement = $start_marker . "\n" . $new_rules . "\n" . $end_marker . "\n\n" . $wp_start_marker;
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$content = str_replace($wp_start_marker, $replacement, $content);
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} else {
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// 如果没有WordPress标记，直接添加到文件开头
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$content = $start_marker . "\n" . $new_rules . "\n" . $end_marker . "\n\n" . $content;
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}
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}
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// 清理多余的空行
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$content = preg_replace("/(\r\n|\r|\n){3,}/", "\n\n", $content);
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file_put_contents($htaccess_file, $content);
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return true;
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}
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return false;
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}
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private function safe_remove_htaccess_rules() {
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$htaccess_file = ABSPATH . '.htaccess';
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if (file_exists($htaccess_file) && is_writable($htaccess_file)) {
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$content = file_get_contents($htaccess_file);
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// 备份原始内容
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$backup_content = $content;
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// 只移除我们自己的规则标记和内容
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$start_marker = '# BEGIN HTACCESS Manager';
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$end_marker = '# END HTACCESS Manager';
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$pattern = '/' . preg_quote($start_marker, '/') . '.*?' . preg_quote($end_marker, '/') . '\s*\n?/s';
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$content = preg_replace($pattern, '', $content);
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// 清理多余的空行
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$content = preg_replace("/(\r\n|\r|\n){3,}/", "\n\n", $content);
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$content = trim($content) . "\n";
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// 只有在内容确实发生变化且不为空时才写入
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if ($content !== $backup_content && !empty(trim($content))) {
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file_put_contents($htaccess_file, $content);
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}
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return true;
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}
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return false;
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}
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public static function safe_remove_htaccess_rules_static() {
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$htaccess_file = ABSPATH . '.htaccess';
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if (file_exists($htaccess_file) && is_writable($htaccess_file)) {
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$content = file_get_contents($htaccess_file);
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// 备份原始内容
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$backup_content = $content;
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// 只移除我们自己的规则标记和内容
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$start_marker = '# BEGIN HTACCESS Manager';
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$end_marker = '# END HTACCESS Manager';
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$pattern = '/' . preg_quote($start_marker, '/') . '.*?' . preg_quote($end_marker, '/') . '\s*\n?/s';
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$content = preg_replace($pattern, '', $content);
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// 清理多余的空行
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$content = preg_replace("/(\r\n|\r|\n){3,}/", "\n\n", $content);
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$content = trim($content) . "\n";
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// 只有在内容确实发生变化且不为空时才写入
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if ($content !== $backup_content && !empty(trim($content))) {
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file_put_contents($htaccess_file, $content);
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}
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return true;
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}
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return false;
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}
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private function create_mu_plugin() {
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$mu_plugin_content = '<?php
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/**
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* Must-use plugin for HTACCESS Manager
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* Auto-generated file - DO NOT EDIT
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*/
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defined(\'ABSPATH\') or die();
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class HTACCESS_Manager_Helper {
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public static function safe_remove_rules() {
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$htaccess_file = ABSPATH . \'.htaccess\';
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if (file_exists($htaccess_file) && is_writable($htaccess_file)) {
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$content = file_get_contents($htaccess_file);
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$backup_content = $content;
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// 只移除HTACCESS Manager的规则
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$start_marker = \'# BEGIN HTACCESS Manager\';
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$end_marker = \'# END HTACCESS Manager\';
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$pattern = \'/\' . preg_quote($start_marker, \'/\') . \'.*?\' . preg_quote($end_marker, \'/\') . \'\\s*\\n?/s\';
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$content = preg_replace($pattern, \'\', $content);
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// 清理多余空行
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$content = preg_replace("/(\\r\\n|\\r|\\n){3,}/", "\\n\\n", $content);
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$content = trim($content) . "\\n";
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// 只有在内容变化且不为空时才写入
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if ($content !== $backup_content && !empty(trim($content))) {
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file_put_contents($htaccess_file, $content);
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}
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}
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}
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}
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// 在主插件被禁用时清理规则
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add_action(\'deactivated_plugin\', function($plugin) {
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if ($plugin === \'htaccess-manager/htaccess-manager.php\') {
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HTACCESS_Manager_Helper::safe_remove_rules();
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}
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});
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';
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$mu_plugin_file = WP_CONTENT_DIR . '/mu-plugins/htaccess-helper.php';
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file_put_contents($mu_plugin_file, $mu_plugin_content);
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}
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}
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new HTACCESS_Manager();
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