<?php


//禁用新版编辑器
if(gdk_get_option('gdk_diasble_gutenberg')){
add_filter('use_block_editor_for_post', '__return_false');
remove_action( 'wp_enqueue_scripts', 'wp_common_block_scripts_and_styles' );
}

// 友情链接扩展
add_filter('pre_option_link_manager_enabled', '__return_true');

//移除 WP_Head 无关紧要的代码
if(gdk_get_option('gdk_diasble_head_useless')){
	remove_action('wp_head', 'wp_generator'); //删除 head 中的 WP 版本号
	foreach (array('rss2_head', 'commentsrss2_head', 'rss_head', 'rdf_header', 'atom_head', 'comments_atom_head', 'opml_head', 'app_head') as $action) {
	    remove_action($action, 'the_generator');
	}

	remove_action('wp_head', 'rsd_link'); //删除 head 中的 RSD LINK
	remove_action('wp_head', 'wlwmanifest_link'); //删除 head 中的 Windows Live Writer 的适配器？

	remove_action('wp_head', 'feed_links_extra', 3); //删除 head 中的 Feed 相关的link
	//remove_action( 'wp_head', 'feed_links', 2 );

	remove_action('wp_head', 'index_rel_link'); //删除 head 中首页，上级，开始，相连的日志链接
	remove_action('wp_head', 'parent_post_rel_link', 10);
	remove_action('wp_head', 'start_post_rel_link', 10);
	remove_action('wp_head', 'adjacent_posts_rel_link_wp_head', 10);

	remove_action('wp_head', 'wp_shortlink_wp_head', 10, 0); //删除 head 中的 shortlink

	remove_action('wp_head', 'rest_output_link_wp_head', 10); // 删除头部输出 WP RSET API 地址

	remove_action('template_redirect', 'wp_shortlink_header', 11); //禁止短链接 Header 标签。
	remove_action('template_redirect', 'rest_output_link_header', 11); // 禁止输出 Header Link 标签。
}


/**  开始关闭WordPress更新  **/
if (gdk_get_option('gdk_diasble_wp_update')) {
    add_filter('automatic_updater_disabled', '__return_true');	
    remove_action('init', 'wp_schedule_update_checks');	
    wp_clear_scheduled_hook('wp_version_check');
    wp_clear_scheduled_hook('wp_maybe_auto_update');
    remove_action( 'admin_init', '_maybe_update_core' );	
    //禁用主题更新
    wp_clear_scheduled_hook('wp_update_themes');
    remove_action( 'load-themes.php', 'wp_update_themes' );	
    remove_action( 'load-update.php', 'wp_update_themes' );
    remove_action( 'load-update-core.php', 'wp_update_themes' );
    remove_action( 'admin_init', '_maybe_update_themes' );
    //	禁用插件更新
    wp_clear_scheduled_hook('wp_update_plugins');
    remove_action( 'load-plugins.php', 'wp_update_plugins' );	
    remove_action( 'load-update.php', 'wp_update_plugins' );
    remove_action( 'load-update-core.php', 'wp_update_plugins' );
    remove_action( 'admin_init', '_maybe_update_plugins' );
}

//禁用自带p标签的
remove_filter( 'the_content', 'wpautop' );
add_filter( 'the_content', 'wpautop' , 12);

//禁用emoji功能
if (gdk_get_option('gdk_disable_emojis')) {
        function gdk_disable_emojis_link() {
            remove_action( 'wp_head', 'print_emoji_detection_script', 7 );
            remove_action( 'admin_print_scripts', 'print_emoji_detection_script' );
            remove_action( 'wp_print_styles', 'print_emoji_styles' );
            remove_action( 'admin_print_styles', 'print_emoji_styles' ); 
            remove_filter( 'the_content_feed', 'wp_staticize_emoji' );
            remove_filter( 'comment_text_rss', 'wp_staticize_emoji' ); 
            remove_filter( 'wp_mail', 'wp_staticize_emoji_for_email' );
            add_filter( 'tiny_mce_plugins', 'gdk_disable_emojis_tinymce' );
        }
        add_action( 'init', 'gdk_disable_emojis_link' );

        function gdk_disable_emojis_tinymce( $plugins ) {
            if ( is_array( $plugins ) ) return array_diff( $plugins, array( 'wpemoji' ) );
            return array();
        }
}


//禁用 XML-RPC 接口
if (gdk_get_option('gdk_disable_xmlrpc')) {
	add_filter('xmlrpc_enabled', '__return_false');
	remove_action('xmlrpc_rsd_apis', 'rest_output_rsd');
}


//禁用日志修订功能
if (gdk_get_option('gdk_disable_revision')) {
	function gdk_disable_post_revisions() {
		foreach ( get_post_types() as $post_type ) {
			remove_post_type_support( $post_type, 'revisions' );
		}
	}
	add_action( 'init', 'gdk_disable_post_revisions', 999 );
}

//彻底关闭 pingback
if (gdk_get_option('gdk_disable_trackbacks')) {
	add_filter('xmlrpc_methods', 'gdk_xmlrpc_methods');
	function gdk_xmlrpc_methods($methods) {
		$methods['pingback.ping']                    = '__return_false';
		$methods['pingback.extensions.getPingbacks'] = '__return_false';
		return $methods;
	}
	//禁用 pingbacks, enclosures, trackbacks
	remove_action('do_pings', 'do_all_pings', 10);
	//去掉 _encloseme 和 do_ping 操作。
	remove_action('publish_post', '_publish_post_hook', 5);
}

//国内更新word press加速
if (gdk_get_option('gdk_porxy_update') && !gdk_get_option('gdk_diasble_wp_update')) {
	add_filter('site_transient_update_core',function($value) {
		foreach($value->updates as &$update) {
			if($update->locale == 'zh_CN') {
				$update->download = 'http://cn.wp101.net/latest-zh_CN.zip';
				$update->packages->full = 'http://cn.wp101.net/latest-zh_CN.zip';
			}
		}
		return $value;
	}
	);
}


function html_page_permalink() {
	global $wp_rewrite;
	if (!strpos($wp_rewrite->get_page_permastruct(), '.html')) {
		$wp_rewrite->page_structure = $wp_rewrite->page_structure . '.html';
	}
}
add_action('init', 'html_page_permalink', -1);


//中文文件重命名
function gdk_upload_rename($file) {
    $time = date("YmdHis");
    $file['name'] = $time . "" . mt_rand(1, 100) . "." . pathinfo($file['name'], PATHINFO_EXTENSION);
    return $file;
}
add_filter('wp_handle_upload_prefilter', 'gdk_upload_rename');