\u518d\u5168\u90e8\u5546\u54c1\u7684\u7ba1\u7406\u9801\u9762\uff0c\u53ef\u4ee5\u7528\u6a19\u7c64\u7be9\u9078\u5546\u54c1\u3002
\n<\/p>\n
\r\n\r\n<?php\r\n\/**\r\n * Plugin Name: WC Admin Filter Manager\r\n * Description: \u5728\u5f8c\u53f0\u300c\u5546\u54c1 \u2192 \u6240\u6709\u5546\u54c1\u300d\u9801\u63d0\u4f9b\u7ba1\u7406\u4ecb\u9762\uff1a\u53ef\u52fe\u9078\u79fb\u9664\uff08\u5546\u54c1\u985e\u578b\/\u5b58\u8ca8\u72c0\u614b\/\u54c1\u724c\/\u5546\u54c1\u5206\u985e\uff09\u7b49\u65e2\u6709\u7be9\u9078\uff1b\u4e26\u53ef\u65b0\u589e\u300c\u5546\u54c1\u6a19\u7c64\u300d\u7be9\u9078\u3002\r\n * Version: 1.2.0\r\n * Author: (Your Name)\r\n * License: GPL-2.0+\r\n * Text Domain: wc-admin-filter-manager\r\n *\/\r\n\r\nif ( ! defined( 'ABSPATH' ) ) exit;\r\n\r\nclass WC_Admin_Filter_Manager {\r\n const OPT_KEY = 'wca_filter_manager';\r\n public function __construct() {\r\n \/\/ \u8a2d\u5b9a\u9801\r\n add_action( 'admin_menu', [ $this, 'add_settings_page' ] );\r\n add_action( 'admin_init', [ $this, 'register_settings' ] );\r\n\r\n \/\/ \u5be6\u969b\u4f5c\u7528\u65bc\u5546\u54c1\u6e05\u55ae\r\n add_filter( 'woocommerce_products_admin_list_table_filters', [ $this, 'maybe_remove_core_filters' ], 20 );\r\n add_filter( 'woocommerce_product_filters', [ $this, 'maybe_strip_taxonomy_dropdowns' ], 20 );\r\n add_action( 'restrict_manage_posts', [ $this, 'maybe_add_product_tag_dropdown' ], 20 );\r\n add_filter( 'parse_query', [ $this, 'apply_product_tag_filter' ] );\r\n }\r\n\r\n \/** === \u8a2d\u5b9a\u9801 === *\/\r\n public function add_settings_page() {\r\n add_submenu_page(\r\n 'woocommerce',\r\n __( '\u5f8c\u53f0\u5546\u54c1\u7be9\u9078\u7ba1\u7406', 'wc-admin-filter-manager' ),\r\n __( '\u7be9\u9078\u7ba1\u7406', 'wc-admin-filter-manager' ),\r\n 'manage_woocommerce',\r\n 'wc-admin-filter-manager',\r\n [ $this, 'render_settings_page' ]\r\n );\r\n }\r\n\r\n public function register_settings() {\r\n register_setting( 'wca_fm_group', self::OPT_KEY );\r\n add_settings_section( 'wca_fm_section_main', '', '__return_false', 'wc-admin-filter-manager' );\r\n\r\n add_settings_field(\r\n 'remove_filters',\r\n __( '\u8981\u79fb\u9664\u7684\u7be9\u9078\uff08\u5f8c\u53f0\u300c\u6240\u6709\u5546\u54c1\u300d\u9801\uff09', 'wc-admin-filter-manager' ),\r\n [ $this, 'field_remove_filters' ],\r\n 'wc-admin-filter-manager',\r\n 'wca_fm_section_main'\r\n );\r\n\r\n add_settings_field(\r\n 'add_filters',\r\n __( '\u8981\u65b0\u589e\u7684\u7be9\u9078', 'wc-admin-filter-manager' ),\r\n [ $this, 'field_add_filters' ],\r\n 'wc-admin-filter-manager',\r\n 'wca_fm_section_main'\r\n );\r\n }\r\n\r\n public function get_options() {\r\n $defaults = [\r\n 'remove_product_type' => 0,\r\n 'remove_stock_status' => 0,\r\n 'remove_brand' => 0,\r\n 'remove_category' => 0,\r\n 'add_product_tag' => 1, \/\/ \u9810\u8a2d\u555f\u7528\u5546\u54c1\u6a19\u7c64\u7be9\u9078\r\n ];\r\n $saved = get_option( self::OPT_KEY, [] );\r\n return wp_parse_args( is_array( $saved ) ? $saved : [], $defaults );\r\n }\r\n\r\n public function render_settings_page() {\r\n if ( ! current_user_can( 'manage_woocommerce' ) ) {\r\n return;\r\n }\r\n ?>\r\n <div class=\"wrap\">\r\n <h1><?php esc_html_e( '\u5f8c\u53f0\u5546\u54c1\u7be9\u9078\u7ba1\u7406', 'wc-admin-filter-manager' ); ?><\/h1>\r\n <form method=\"post\" action=\"options.php\">\r\n <?php\r\n settings_fields( 'wca_fm_group' );\r\n do_settings_sections( 'wc-admin-filter-manager' );\r\n submit_button();\r\n ?>\r\n <\/form>\r\n <p style=\"opacity:.8\">\r\n <?php esc_html_e('\u63d0\u793a\uff1a\u54c1\u724c\u7be9\u9078\u9700\u642d\u914d\u54c1\u724c taxonomy\uff08\u4f8b\u5982 WooCommerce Brands \u5916\u639b\u7684 product_brand\uff09\u3002\u82e5\u6c92\u6709\u8a72 taxonomy\uff0c\u672c\u9078\u9805\u4e0d\u6703\u6709\u4f5c\u7528\u3002', 'wc-admin-filter-manager'); ?>\r\n <\/p>\r\n <\/div>\r\n <?php\r\n }\r\n\r\n public function field_remove_filters() {\r\n $o = $this->get_options();\r\n ?>\r\n <label><input type=\"checkbox\" name=\"<?php echo esc_attr(self::OPT_KEY); ?>[remove_product_type]\" value=\"1\" <?php checked( $o['remove_product_type'], 1 ); ?> \/> <?php esc_html_e('\u5546\u54c1\u985e\u578b', 'wc-admin-filter-manager'); ?><\/label><br\/>\r\n <label><input type=\"checkbox\" name=\"<?php echo esc_attr(self::OPT_KEY); ?>[remove_stock_status]\" value=\"1\" <?php checked( $o['remove_stock_status'], 1 ); ?> \/> <?php esc_html_e('\u5b58\u8ca8\u72c0\u614b', 'wc-admin-filter-manager'); ?><\/label><br\/>\r\n <label><input type=\"checkbox\" name=\"<?php echo esc_attr(self::OPT_KEY); ?>[remove_brand]\" value=\"1\" <?php checked( $o['remove_brand'], 1 ); ?> \/> <?php esc_html_e('\u54c1\u724c\u7be9\u9078', 'wc-admin-filter-manager'); ?><\/label><br\/>\r\n <label><input type=\"checkbox\" name=\"<?php echo esc_attr(self::OPT_KEY); ?>[remove_category]\" value=\"1\" <?php checked( $o['remove_category'], 1 ); ?> \/> <?php esc_html_e('\u5546\u54c1\u5206\u985e', 'wc-admin-filter-manager'); ?><\/label>\r\n <?php\r\n }\r\n\r\n public function field_add_filters() {\r\n $o = $this->get_options();\r\n ?>\r\n <label><input type=\"checkbox\" name=\"<?php echo esc_attr(self::OPT_KEY); ?>[add_product_tag]\" value=\"1\" <?php checked( $o['add_product_tag'], 1 ); ?> \/> <?php esc_html_e('\u5546\u54c1\u6a19\u7c64', 'wc-admin-filter-manager'); ?><\/label>\r\n <?php\r\n }\r\n\r\n \/** === \u4f5c\u7528\uff1a\u79fb\u9664\u6838\u5fc3\u7be9\u9078 === *\/\r\n public function maybe_remove_core_filters( $filters ) {\r\n $o = $this->get_options();\r\n\r\n if ( ! empty( $o['remove_product_type'] ) && isset( $filters['product_type'] ) ) {\r\n unset( $filters['product_type'] );\r\n }\r\n if ( ! empty( $o['remove_stock_status'] ) && isset( $filters['stock_status'] ) ) {\r\n unset( $filters['stock_status'] );\r\n }\r\n\r\n \/\/ \u6709\u4e9b\u74b0\u5883\u4e0b\uff0c\u5206\u985e\/\u54c1\u724c\u4e5f\u53ef\u80fd\u51fa\u73fe\u5728\u6b64\u9663\u5217\uff0c\u76e1\u91cf\u8655\u7406\r\n if ( ! empty( $o['remove_category'] ) ) {\r\n foreach ( [ 'product_category', 'product_cat' ] as $k ) {\r\n if ( isset( $filters[ $k ] ) ) unset( $filters[ $k ] );\r\n }\r\n }\r\n if ( ! empty( $o['remove_brand'] ) ) {\r\n foreach ( [ 'product_brand', 'brand' ] as $k ) {\r\n if ( isset( $filters[ $k ] ) ) unset( $filters[ $k ] );\r\n }\r\n }\r\n\r\n return $filters;\r\n }\r\n\r\n \/** === \u4f5c\u7528\uff1a\u5254\u9664 taxonomy \u4e0b\u62c9\uff08\u5206\u985e\/\u54c1\u724c\uff09 ===\r\n * WooCommerce \u6703\u900f\u904e woocommerce_product_filters \u5370\u51fa HTML \u5b57\u4e32\uff08\u5305\u542b\u5546\u54c1\u5206\u985e\u3001\u8996\u9700\u6c42\u4e5f\u53ef\u80fd\u5305\u542b\u54c1\u724c\uff09\u3002\r\n * \u9019\u88e1\u7528\u7c21\u55ae\u7684\u5b57\u4e32\/\u6b63\u5247\u628a\u4e0d\u9700\u8981\u7684\u4e0b\u62c9\u79fb\u9664\u3002\r\n *\/\r\n public function maybe_strip_taxonomy_dropdowns( $output ) {\r\n $o = $this->get_options();\r\n $orig = $output;\r\n\r\n \/\/ \u79fb\u9664\u300c\u5546\u54c1\u5206\u985e\u300d\uff1aname=\"product_cat\" \u6216 id=\"dropdown_product_cat\"\r\n if ( ! empty( $o['remove_category'] ) ) {\r\n $output = preg_replace( '#<select[^>]*(name=[\"\\']product_cat[\"\\']|id=[\"\\']dropdown_product_cat[\"\\'])[^>]*>.*?<\/select>#si', '', $output );\r\n }\r\n\r\n \/\/ \u79fb\u9664\u300c\u54c1\u724c\u300d\uff08WooCommerce Brands \u9810\u8a2d name=\"product_brand\"\uff09\r\n if ( ! empty( $o['remove_brand'] ) ) {\r\n $output = preg_replace( '#<select[^>]*name=[\"\\']product_brand[\"\\'][^>]*>.*?<\/select>#si', '', $output );\r\n }\r\n\r\n return $output;\r\n }\r\n\r\n \/** === \u4f5c\u7528\uff1a\u65b0\u589e\u300c\u5546\u54c1\u6a19\u7c64\u300d\u7be9\u9078 === *\/\r\n public function maybe_add_product_tag_dropdown( $post_type ) {\r\n $o = $this->get_options();\r\n if ( empty( $o['add_product_tag'] ) ) return;\r\n if ( $post_type !== 'product' ) return;\r\n\r\n $taxonomy = 'product_tag';\r\n $tax_obj = get_taxonomy( $taxonomy );\r\n if ( ! $tax_obj ) return;\r\n\r\n $selected = isset( $_GET[ $taxonomy ] ) ? sanitize_text_field( wp_unslash( $_GET[ $taxonomy ] ) ) : '';\r\n\r\n wp_dropdown_categories( [\r\n 'show_option_all' => sprintf( esc_html__( '\u6240\u6709 %s', 'wc-admin-filter-manager' ), $tax_obj->labels->name ),\r\n 'taxonomy' => $taxonomy,\r\n 'name' => $taxonomy,\r\n 'orderby' => 'name',\r\n 'selected' => $selected,\r\n 'hierarchical' => false,\r\n 'show_count' => true,\r\n 'hide_empty' => false,\r\n 'value_field' => 'term_id',\r\n ] );\r\n }\r\n\r\n public function apply_product_tag_filter( $query ) {\r\n if ( ! is_admin() || ! $query->is_main_query() ) return $query;\r\n\r\n global $pagenow;\r\n if ( $pagenow !== 'edit.php' ) return $query;\r\n if ( ( isset( $_GET['post_type'] ) ? sanitize_key( $_GET['post_type'] ) : 'post' ) !== 'product' ) return $query;\r\n\r\n $taxonomy = 'product_tag';\r\n if ( ! empty( $_GET[ $taxonomy ] ) && is_numeric( $_GET[ $taxonomy ] ) ) {\r\n $term = get_term_by( 'id', (int) $_GET[ $taxonomy ], $taxonomy );\r\n if ( $term && ! is_wp_error( $term ) ) {\r\n $query->query_vars[ $taxonomy ] = $term->slug;\r\n }\r\n }\r\n return $query;\r\n }\r\n}\r\n\r\nnew WC_Admin_Filter_Manager();\r\n<\/pre>\n