<?php

/**
 * Author: wbolt team
 * Author URI: https://www.wbolt.com
 */
class WBOptions
{
	public static $option_name = 'wb_theme_cnf';

	public static $cnf_fields = array();

	public static $more_menu_items = array(
		array(
			'name' => '广告管理',
			'slug' => 'bn'
		),
		array(
			'name' => '友链管理',
			'slug' => 'links'
		),
		array(
			'name' => '环境参数',
			'slug' => 'env'
		),
		array(
			'name' => '推荐资源',
			'slug' => 'more'
		)
	);

	public function __construct()
	{
	}

	public static function init()
	{
		if (is_admin()) {
			add_filter('script_loader_tag', [__CLASS__, 'script_tag_handler'], 10, 3);

			add_action('admin_menu', array(__CLASS__, 'options_page_menu'));
			add_action('admin_init', array(__CLASS__, 'admin_init'), 1);
			add_action('wp_ajax_wb_setting_ajax', array(__CLASS__, 'ajax_handler'));
		}

		add_filter('wb_social_icons', array(__CLASS__, 'wb_social_icons_handler'));
	}

	public static function admin_init()
	{
		add_action('admin_enqueue_scripts', array(__CLASS__, 'enqueue_scripts'), 1);

		self::load();
	}

	public static function enqueue_scripts($hook)
	{
		global $wb_settings_page_hook_theme;
		if ($wb_settings_page_hook_theme != $hook) {
			return;
		}

		wp_register_script('wbs-inline-js', false, null, false);
		wp_enqueue_script('wbs-inline-js');

		$_ajax_nonce = wp_create_nonce('wp_ajax_wb_admin');

		$inline_script = 'var _admin_url ="' . admin_url() . '", 
			_wp_cf = {ajax_url: "' . admin_url('/admin-ajax.php') . '"},
			wb_vue_path = "' . WB_THEME_URI . '/settings/";' . "\n";

		$js_cnf = [
			'admin_options_reading' => admin_url('options-reading.php'),
			'admin_nav_menus' => admin_url('nav-menus.php'),
			'dir_url' => WB_THEME_URI,
			'admin_home' => admin_url('/'),
			'ajax_url' => admin_url('/admin-ajax.php'),
			'home_url' => home_url(),
			'_wb_ajax_nonce' => $_ajax_nonce,
			'_pd_name' => WB_THEMES_NAME,
			'_pd_code' => WB_THEMES_CODE,
			'_version' => WB_THEMES_VER,
			'action' => [
				'act' => 'wb_setting_ajax',
				'fetch' => 'get_theme_setting',
				'push' => 'set_theme_setting'
			]
		];
		$inline_script .= " var wb_js_cnf = " . json_encode($js_cnf) . ";\n";

		wp_add_inline_script('wbs-inline-js', $inline_script, 'before');

		echo vite('src/main.js');
	}


	public static function options_page_menu()
	{
		global $wb_settings_page_hook_theme, $submenu;
		$wb_settings_page_hook_theme = add_menu_page(
			'主题设置',
			'主题设置',
			'manage_options',
			'wbs',
			array(__CLASS__, 'create_options_page'),
			WB_THEME_URI . '/wbc/settings/assets/wbolt_ico.svg'
		);

		add_submenu_page(
			'wbs',
			'基本设置',
			'基本设置',
			'manage_options',
			'wbs#/base',
			array(__CLASS__, 'create_options_page')
		);

		foreach (self::$more_menu_items as $item) {
			add_submenu_page(
				'wbs',
				$item['name'],
				$item['name'],
				'manage_options',
				'wbs#/' . $item['slug'],
				array(__CLASS__, 'sub_options_page')
			);
		}

		unset($submenu['wbs'][0]);
	}

	public static function create_options_page()
	{
		if (!current_user_can('manage_options')) {
			wp_die('无该页面访问权限。');
		}

		wp_enqueue_media();

		echo '<div id="app"></div>';
	}

	public static function sub_options_page()
	{
		return;
	}

	public static function def_opt()
	{
		$cnf = self::get_cnf();

		$fields = [];
		foreach ($cnf as $key => $data) {
			if (!empty($data['default'])) {
				$fields = array_merge($fields, $data['default']);
			}
		}

		/**
		 * 主题设置初始数据结构输出
		 */
		return apply_filters('wb_setting_initial_data', $fields);
	}

	/**
	 * 扩展属性
	 * @param $cnf array 当前属性
	 * @param $conf array 扩展属性
	 */
	public static function extend_conf(&$cnf, $conf)
	{
		if (is_array($conf)) foreach ($conf as  $k => $v) {
			if (is_int($k)) {
				continue;
			}

			if (!isset($cnf[$k])) {
				$cnf[$k] = $v;
			} else if (is_array($v)) {
				if (!is_array($cnf[$k])) {
					$cnf[$k] = array();
				}
				self::extend_conf($cnf[$k], $v);
			}
		}
	}


	// 配置值
	public static function opt($name = '', $default = false)
	{
		static $options = null;

		if (null == $options) {
			$options = get_option(self::$option_name, array());
			$options = apply_filters('wb_theme_base_options', $options);

			if (empty($options)) {
				$options = self::def_opt();
			} else {
				self::extend_conf($options, self::def_opt());
			}
		}

		$return = null;
		do {

			if (!$name) {
				$return = $options;
				break;
			}

			$ret = $options;
			$ak = explode('.', $name);

			foreach ($ak as $sk) {
				if (isset($ret[$sk])) {
					$ret = $ret[$sk];
				} else {
					$ret = $default;
					break;
				}
			}

			$return = $ret;
		} while (0);


		return apply_filters('wb_theme_get_conf', $return, $name, $default);
	}

	public static function ajax_handler()
	{

		if (!is_user_logged_in()) {
			echo 'fail';
			exit();
		}
		if (!current_user_can('manage_options')) {
			exit();
		}
		switch ($_POST['do']) {
			case 'chk_ver':
				$http = wp_remote_get('https://www.wbolt.com/wb-api/v1/themes/checkver?code=' . WB_THEMES_CODE . '&ver=' . WB_THEMES_VER . '&chk=1', array('sslverify' => false, 'headers' => array('referer' => home_url()),));

				if (wp_remote_retrieve_response_code($http) == 200) {
					echo wp_remote_retrieve_body($http);
					exit();
				}
				break;

			case 'get_theme_setting':
				$ret = array('code' => '0', 'desc' => 'success');

				$key = $_POST['key'];
				$ret['data'] = self::get_theme_setting($key);

				header('content-type:text/json;charset=utf-8');
				echo json_encode($ret);
				break;

			case 'set_theme_setting':
				$ret = array('code' => '0', 'desc' => 'success');

				$opt_data = $_POST['opt'];
				$key = $_POST['key'];
				$ret['data'] = self::set_theme_setting($key, $opt_data);

				header('content-type:text/json;charset=utf-8');
				echo json_encode($ret);
				break;

			case 'get_cate_list':
				$ret = array('code' => '0', 'desc' => 'success');

				$cat_data = wb_get_root_category();
				$cat_list = array();
				foreach ($cat_data as $k => $cat) {
					$cat_list[$cat['term_id']] = $cat;
				}
				$ret['data']['cate_list'] = $cat_list;
				$ret['data']['root_cat_ids'] = wb_get_root_category_id();

				header('content-type:text/json;charset=utf-8');
				echo json_encode($ret);
				break;


			case 'get_env_info':
				$ret = array('code' => '0', 'desc' => 'success');
				$ret['data'] = self::get_env_info();

				header('content-type:text/json;charset=utf-8');
				echo json_encode($ret);
				break;
		}

		exit();
	}

	public static function set_theme_setting($key = '', $data = [])
	{
		$opt = self::opt();
		$old = $opt;

		switch ($key) {
			case 'footer':
				if ($data['social']) {
					$opt['social'] = self::stripslashes_deep($data['social']);
					unset($data['social']);
				}
				$opt['footer'] = self::stripslashes_deep($data);
				break;

			case 'ads':
				$opt['ads'] = self::stripslashes_deep($data);
				break;

			case 'links':
				$opt['links'] = self::stripslashes_deep($data);
				break;

			default:
				foreach ($data as $slug => $value) {
					$opt[$slug] = self::stripslashes_deep($value);
				}
				break;
		}

		update_option(self::$option_name, $opt);
		do_action('wb_theme_option_update', $opt, $old);

		return $opt;
	}

	public static function stripslashes_deep($value)
	{
		if (is_array($value)) {
			foreach ($value as $k => $v) {
				$value[$k] = self::stripslashes_deep($v);
			}
		} else {
			$value = stripslashes($value);
		}
		return $value;
	}

	public static function get_theme_setting($key = '')
	{

		$ret = array();

		if (empty($key)) {
			return self::opt();
		}

		switch ($key) {
			case 'general':
				$ret['opt'] = self::opt();
				$ret['cnf'] = self::get_cnf('general');
				break;

			case 'ads':
				$ret['opt'] = self::opt('ads');
				$ret['cnf'] = self::get_cnf('ads');

				break;

			case 'links':
				$ret['opt'] = self::opt('links');
				$ret['cnf'] = self::get_cnf('links');
				break;

			case 'code':
				$ret['opt'] = self::opt();
				$ret['cnf'] = self::get_cnf('code');
				break;

			case 'footer':
				$ret['opt'] = self::opt('footer');
				$ret['opt']['social'] = self::opt('social');

				$ret['cnf'] = self::get_cnf('footer');
				break;

			default:
				$keys = explode(',', $key);
				if (count($keys) > 1) {
					foreach ($keys as $k) {
						$ret['opt'][$k] = self::opt($k);
						$ret['cnf'][$k] = self::get_cnf($k);
					}
				} else {
					$ret['cnf'] = self::get_cnf();
					$ret['opt'] = self::opt($key) ?: self::opt();
				}

				break;
		}

		return $ret;
	}

	/**
	 * 获取配置
	 *
	 * @param string $key
	 * @return [string] | [array] 
	 */
	public static function get_cnf($key = '')
	{
		$cnf = self::$cnf_fields;

		if (empty($cnf)) {
			$cnf_fields_file = get_theme_file_path('wbc/settings/json/fields.json');
			$cnf_fields_file = file_get_contents($cnf_fields_file) ?? [];
			$cnf = json_decode($cnf_fields_file, true);
			$cnf = apply_filters('wb_setting_cnf_fields', $cnf);

			self::$cnf_fields = $cnf;
		}

		if ($key) {
			return $cnf[$key] ?? '';
		}

		return $cnf;
	}

	/**
	 * 环境参数
	 */
	public static function get_env_info()
	{

		$cache = get_option('wb_ent_info');
		if ($cache && $cache['time'] > current_time('U')) {
			return $cache['info'];
		}

		$ent_info = array(
			'pd_name' => WB_THEMES_CODE,
			'current_ver' => WB_THEMES_VER,
			'home_url' => WB_THEMES_VER,
			'wp_content_dir' => WP_CONTENT_DIR,
			'abspath' => ABSPATH,
			'wp_debug' => defined('WP_DEBUG') && WP_DEBUG ? '开启' : '关闭',
			'wp_locale' => esc_attr(get_locale()),
		);

		global $wp_version;
		$ent_info['wp_version'] = $wp_version;

		$memory = ini_get('memory_limit');
		// If we can't get it, fallback to WP_MEMORY_LIMIT.
		if (!$memory || -1 === $memory) {
			$memory = wp_convert_hr_to_bytes(WP_MEMORY_LIMIT);
		}
		// Make sure the value is properly formatted in bytes.
		if (!is_numeric($memory)) {
			$memory = wp_convert_hr_to_bytes($memory);
		}
		$ent_info['memory'] = esc_attr(size_format($memory));

		/**
		 * 服务器环境
		 */
		$ent_info['server_software'] = isset($_SERVER['SERVER_SOFTWARE']) ? esc_attr(sanitize_text_field(wp_unslash($_SERVER['SERVER_SOFTWARE']))) : 'Unknown';

		$php_version = null;
		if (defined('PHP_VERSION')) {
			$php_version = PHP_VERSION;
		} elseif (function_exists('phpversion')) {
			$php_version = phpversion();
		}
		$ent_info['php_version'] = $php_version ? $php_version : 'Unknown';

		$ent_info['post_max_size'] = esc_attr(size_format(wp_convert_hr_to_bytes(ini_get('post_max_size'))));

		$ent_info['max_execution_time'] = esc_attr(ini_get('max_execution_time')) . 's';

		$ent_info['max_input_vars'] = esc_attr(ini_get('max_input_vars'));

		$ent_info['zip_archive'] = class_exists('ZipArchive') ? '启用' : '未启用';

		global $wpdb;
		$ent_info['db_version'] = esc_attr($wpdb->db_version());

		$ent_info['wp_max_upload_size'] = esc_attr(size_format(wp_max_upload_size()));
		$ent_info['dom_document'] = class_exists('DOMDocument') ? '启用' : '未启用';

		$response = wp_remote_get(
			'https://www.wbolt.com',
			array(
				'timeout' => 3,
				'sslverify' => false,
				'user-agent' => 'wbolt-remote-get-test',
			)
		);
		$ent_info['wp_remote_get'] = (wp_remote_retrieve_response_code($response) == 200) ? '成功' : '失败';


		$response = wp_remote_post(
			'https://www.wbolt.com',
			array(
				'timeout' => 3,
				'sslverify' => false,
				'user-agent' => 'wbolt-remote-post-test',
			)
		);
		$ent_info['wp_remote_post'] = (wp_remote_retrieve_response_code($response) == 200) ? '成功' : '失败';

		$info = '未安装';
		if (extension_loaded('gd') && function_exists('gd_info')) {
			$info    = '已安装';
			$gd_info = gd_info();
			if (isset($gd_info['GD Version'])) {
				$info = $gd_info['GD Version'];
			}
		}
		$ent_info['gd_info'] = esc_attr($info);


		/**
		 * 激活插件
		 */
		$active_plugins = (array) get_option('active_plugins', array());
		$plugins      = get_plugins();

		foreach ($active_plugins as $plug) {
			$row = $plugins[$plug];
			$ent_info['active_plugins'][] = array(
				'name' => $row['Name'],
				'author' => $row['Author']
			);
		}

		$cache = array('info' => $ent_info, 'time' => current_time('U') + 300);
		update_option('wb_ent_info', $cache, false);

		return $ent_info;
	}


	public static function load()
	{

		add_action('load-themes.php', array(__CLASS__, 'check_version'), 100);
		add_action('load-update.php', array(__CLASS__, 'check_version'), 100);
		add_action('load-update-core.php', array(__CLASS__, 'check_version'), 100);
		add_action('wp_update_themes', array(__CLASS__, 'check_version'), 100);
	}

	public static function check_version()
	{
		global $wp_version;

		$update_themes = get_site_transient('update_themes');

		if (!is_object($update_themes)) {
			return;
		}

		$theme = wp_get_theme();
		$tpl = $theme->get_template();

		if (isset($update_themes->response[$tpl])) {
			return;
		}


		$doing_cron = wp_doing_cron();

		// Check for update on a different schedule, depending on the page.
		switch (current_filter()) {
			case 'upgrader_process_complete':
				$timeout = 0;
				break;
			case 'load-update-core.php':
				$timeout = MINUTE_IN_SECONDS;
				break;
			case 'load-themes.php':
			case 'load-update.php':
				$timeout = HOUR_IN_SECONDS;
				break;

			default:
				if ($doing_cron) {
					$timeout = 2 * HOUR_IN_SECONDS;
				} else {
					$timeout = 12 * HOUR_IN_SECONDS;
				}
		}

		$time_not_changed = isset($update_themes->wb_checked) && $timeout > (time() - $update_themes->wb_checked);
		if ($time_not_changed) {
			return;
		}

		$update_themes->wb_checked = time();
		set_site_transient('update_themes', $update_themes);

		if ($doing_cron) {
			$timeout = 30;
		} else {
			$timeout = 3;
		}

		$options = array(
			'sslverify' => false,
			'timeout'    => $timeout,
			'user-agent' => 'Wbolt WordPress/' . $wp_version . '; ' . home_url('/'),
			'headers' => array('referer' => home_url()),
		);


		$url = 'https://www.wbolt.com/wb-api/v1/themes/checkver?chk=1&code=' . WB_THEMES_CODE . '&ver=' . WB_THEMES_VER;


		$raw_response = wp_remote_get($url, $options);

		if (is_wp_error($raw_response) || 200 != wp_remote_retrieve_response_code($raw_response)) {
			return;
		}

		$new_version = trim(wp_remote_retrieve_body($raw_response));
		if (!$new_version || !preg_match('#^\d[0-9\.]+#', $new_version)) {
			return;
		}

		$update_themes->response[$tpl] = array(
			'theme' => $tpl,
			'new_version' => $new_version,
			'url' => 'https://www.wbolt.com/themes/' . WB_THEMES_CODE . '/',
			'package' => 'https://www.wbolt.com/wb-api/v1/themes/upgrade?p=' . WB_THEMES_CODE . '&v=free',
			'requires' => '4.9.6',
			'requires_php' => '5.3.5',
		);

		set_site_transient('update_themes', $update_themes);
	}

	/**
	 * 插入广告位
	 */
	static function inset_adblock($ad_name = '', $box_class = 'adbanner-block')
	{
		if (!$ad_name) return;

		$ads = self::opt('ads.' . $ad_name);

		if (empty($ads)) {
			return;
		}

		if ($ads['type'] == 0) return;

		$ad_html = '<div class="' . $box_class . '">';

		if ($ads['type'] == 1) {
			$ad_html .= $ads['code'];
		} elseif ($ads['type'] == 2) {
			$ad_html .= '<a href="' . $ads['url'] . '" target="_blank" rel="nofollow"><img class="adbn-img" src="' . $ads['img'] . '"></a>';
		} else {
			return;
		}
		$ad_html .= '</div>';

		return $ad_html;
	}

	/**
	 * 友链输出
	 */
	static function wb_get_links()
	{
		$links_items = self::opt('links');
		if (empty($links_items)) return '';

		$tpl = '';

		foreach ($links_items as $item) :
			$target = isset($item['target']) && $item['target'] ? ' target="_blank"' : '';
			$nofollow = isset($item['nofollow']) && $item['nofollow'] ? ' rel=" nofollow"' : '';

			$tpl .= '<a href="' . $item['url'] . '"' . $target . $nofollow . ' >';
			if (isset($item['img']) && $item['img']) {
				$tpl .= '<img src="' . $item['img'] . '" alt="">';
			}
			$tpl .= '<span>' . $item['name'] . '</span>';
			$tpl .= '</a>';
		endforeach;

		return $tpl;
	}

	/**
	 * 页脚图标
	 * @param $attr
	 *
	 * @return bool
	 */
	public static function wb_social_icons_handler($attr)
	{
		$social_items = wb_opt('social');

		if (!$social_items) return false;

		$wp_class = isset($attr['class']) ? $attr['class'] : 'wb-social-items';

		$tpl = '<div class="' . $wp_class . '">';

		foreach ($social_items as $k => $item) {
			if (!$item['status']) continue;
			if (!$item['url'] && !$item['img']) continue;


			$class = $item['type'] == 1 ? ' with-popover' : '';
			$url_tpl = '';

			if (!$item['type'] && $item['url']) {
				$url_tpl = ' href="' . $item['url'] . '" target="_blank"';
			}

			$tpl .= '<a class="social-item' . $class . '"' . $url_tpl . '>';
			$tpl .= wbolt_svg_icon('wbsico-' . $item['code']);

			if ($item['type'] == 1) {
				$tpl .= '<div class="popover-img">
							<div class="ppi-inner"><img src="' . $item['img'] . '"></div>
                        </div>';
			}

			$tpl .= '</a>';
		}

		$tpl .= '</div>';

		echo $tpl;
	}

	/**
	 * js输出加type="module"
	 * 适用vite生成module js
	 *
	 * @param [type] $tag
	 * @param [type] $handle
	 * @param [type] $src
	 * @return string
	 */
	public static function script_tag_handler($tag, $handle, $src)
	{
		if (preg_match("/wbs-/i", $handle)) {
			return '<script type="module" src="' . esc_url($src) . '" defer></script>' . "\n";
		} else {
			return $tag;
		}
	}
}

WBOptions::init();