{"id":4788,"date":"2025-10-23T16:44:38","date_gmt":"2025-10-23T08:44:38","guid":{"rendered":"https:\/\/www.zhaozhao123.cn\/wpcms\/wenda\/4788.html"},"modified":"2025-10-23T16:44:39","modified_gmt":"2025-10-23T08:44:39","slug":"wordpress%e5%a4%9a%e7%ab%99%e7%82%b9%e9%87%8d%e5%86%99%e4%b8%8a%e4%bc%a0%e7%9b%ae%e5%bd%95%e7%bb%93%e6%9e%84%ef%bc%8c%e5%88%a0%e9%99%a4%e5%ad%90%e7%ab%99%e7%82%b9%e6%89%80%e6%9c%89%e7%ab%99%e7%82%b9","status":"publish","type":"wenda","link":"https:\/\/www.zhaozhao123.cn\/wpcms\/wenda\/4788.html","title":{"rendered":"WordPress\u591a\u7ad9\u70b9\u91cd\u5199\u4e0a\u4f20\u76ee\u5f55\u7ed3\u6784\uff0c\u5220\u9664\u5b50\u7ad9\u70b9\u6240\u6709\u7ad9\u70b9\u4e0a\u4f20\u56fe\u7247\u88ab\u5220\u9664\uff0c\u600e\u4e48\u56de\u4e8b\uff1f"},"content":{"rendered":"

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\n

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\u65b9\u6cd51\uff1a\u7981\u7528\u81ea\u52a8\u5220\u9664\u4e0a\u4f20\u76ee\u5f55<\/h2>
\/\/ \u5728\u5220\u9664\u7ad9\u70b9\u65f6\u7981\u7528\u81ea\u52a8\u5220\u9664\u4e0a\u4f20\u76ee\u5f55\nif ( ! function_exists( 'qianmuti_prevent_upload_dir_deletion' ) ) :\n    function qianmuti_prevent_upload_dir_deletion($paths, $blog_id) {\n        \/\/ \u83b7\u53d6\u81ea\u5b9a\u4e49\u4e0a\u4f20\u76ee\u5f55\n        $upload_dir = wp_upload_dir();\n        $custom_upload_path = $upload_dir['basedir'];\n\n        \/\/ \u4ece\u8981\u5220\u9664\u7684\u8def\u5f84\u4e2d\u79fb\u9664\u81ea\u5b9a\u4e49\u4e0a\u4f20\u76ee\u5f55\n        foreach ($paths as $key => $path) {\n            if (strpos($path, $custom_upload_path) !== false) {\n                unset($paths[$key]);\n            }\n        }\n\n        return $paths;\n    }\nendif;\nadd_filter('wpmu_delete_blog_upload_dir', 'qianmuti_prevent_upload_dir_deletion', 10, 2);<\/code><\/pre>
\u65b9\u6cd52\uff1a\u7cbe\u786e\u5220\u9664\u5bf9\u5e94\u7ad9\u70b9\u76ee\u5f55<\/h2>
\/\/ \u5728\u5220\u9664\u7ad9\u70b9\u65f6\u53ea\u5220\u9664\u5bf9\u5e94\u7684\u7ad9\u70b9\u76ee\u5f55\nif ( ! function_exists( 'qianmuti_custom_blog_delete' ) ) :\n    function qianmuti_custom_blog_delete($blog_id) {\n        $root_path = ABSPATH;\n        $custom_dir = '\/images';\n        $site_specific_dir = $root_path . $custom_dir . '\/sites' . $blog_id;\n\n        \/\/ \u53ea\u5220\u9664\u8be5\u7ad9\u70b9\u5bf9\u5e94\u7684\u76ee\u5f55\n        if (file_exists($site_specific_dir)) {\n            \/\/ \u9012\u5f52\u5220\u9664\u76ee\u5f55\n            qianmuti_recursive_remove_directory($site_specific_dir);\n        }\n    }\n\n    function qianmuti_recursive_remove_directory($directory) {\n        if (is_dir($directory)) {\n            $objects = scandir($directory);\n            foreach ($objects as $object) {\n                if ($object != \".\" && $object != \"..\") {\n                    if (is_dir($directory . \"\/\" . $object)) {\n                        qianmuti_recursive_remove_directory($directory . \"\/\" . $object);\n                    } else {\n                        unlink($directory . \"\/\" . $object);\n                    }\n                }\n            }\n            rmdir($directory);\n        }\n    }\nendif;\n\n\/\/ \u5728\u5220\u9664\u535a\u5ba2\u65f6\u89e6\u53d1\nadd_action('delete_blog', 'qianmuti_custom_blog_delete', 10, 1);<\/code><\/pre>
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if ( ! function_exists( 'qianmuti_revise_upload_dir' ) ) :\n    function qianmuti_revise_upload_dir($upload) {\n        \/\/ \u53ea\u5728\u9700\u8981\u65f6\u4fee\u6539\u4e0a\u4f20\u76ee\u5f55\uff08\u5982\u56fe\u7247\u4e0a\u4f20\uff09\n        if (isset($_POST['action']) && $_POST['action'] === 'upload-attachment') {\n            $site_url = get_home_url(get_main_site_id());\n            $site_url = str_replace('www', 'img', $site_url);\n            $site_id = get_current_blog_id();\n            $root_path = ABSPATH;\n            $custom_dir = '\/images';\n\n            $relpath = ABSPATH;\n\n            \/\/ \u786e\u4fdd\u57fa\u7840\u76ee\u5f55\u5b58\u5728\n            if (!file_exists($relpath . $custom_dir)) { \n                wp_mkdir_p($relpath . $custom_dir);\n            }\n\n            \/\/ \u786e\u4fdd\u7ad9\u70b9\u76ee\u5f55\u5b58\u5728\n            $site_dir = $relpath . $custom_dir . '\/sites' . $site_id;\n            if (!file_exists($site_dir)) { \n                wp_mkdir_p($site_dir);\n            }\n\n            $upload['path'] = $site_dir . $upload['subdir'];\n            $upload['url'] = $site_url . $custom_dir . '\/sites' . $site_id . $upload['subdir'];\n            $upload['basedir'] = $site_dir;\n            $upload['baseurl'] = $site_url . $custom_dir . '\/sites' . $site_id;\n        }\n\n        return $upload;\n    }\nendif;\nadd_filter('upload_dir', 'qianmuti_revise_upload_dir');<\/code><\/pre>
\u5b8c\u6574\u7684\u89e3\u51b3\u65b9\u6848<\/h2>
\u5c06\u4ee5\u4e0b\u4ee3\u7801\u6dfb\u52a0\u5230\u60a8\u7684\u4e3b\u9898\u7684 functions.php<\/code> \u6587\u4ef6\u4e2d\uff1a<\/p>
\/\/ \u4fee\u6539\u4e0a\u4f20\u76ee\u5f55\nif ( ! function_exists( 'qianmuti_revise_upload_dir' ) ) :\n    function qianmuti_revise_upload_dir($upload) {\n        $site_url = get_home_url(get_main_site_id());\n        $site_url = str_replace('www', 'img', $site_url);\n        $site_id = get_current_blog_id();\n        $root_path = ABSPATH;\n        $custom_dir = '\/images';\n\n        $relpath = ABSPATH;\n\n        if (!file_exists($relpath . $custom_dir)) { \n            wp_mkdir_p($relpath . $custom_dir);\n        }\n\n        $site_specific_dir = $relpath . $custom_dir . '\/sites' . $site_id;\n        if (!file_exists($site_specific_dir)) { \n            wp_mkdir_p($site_specific_dir);\n        }\n\n        $upload['path'] = $site_specific_dir . $upload['subdir'];\n        $upload['url'] = $site_url . $custom_dir . '\/sites' . $site_id . $upload['subdir'];\n        $upload['basedir'] = $site_specific_dir;\n        $upload['baseurl'] = $site_url . $custom_dir . '\/sites' . $site_id;\n\n        return $upload;\n    }\nendif;\nadd_filter('upload_dir', 'qianmuti_revise_upload_dir');\n\n\/\/ \u3010\u9009\u7528\u3011\u5220\u9664\u7ad9\u70b9\u65f6\u53ea\u5220\u9664\u5bf9\u5e94\u7684\u7ad9\u70b9\u76ee\u5f55\uff0c\u4e5f\u53ef\u4ee5\u653e\u5f03\uff0c\u8fd9\u6837imgages\u4e0b\u88ab\u5220\u9664\u5b50\u7ad9\u70b9\u7684\u76ee\u5f55\uff08\u5982site1\u3001site2\u3001site3....\uff09\u4fdd\u7559\u4e14\u4e3a\u7a7a\uff0c\u5e76\u65e0\u5f71\u54cd\nif ( ! function_exists( 'qianmuti_handle_blog_deletion' ) ) :\n    function qianmuti_handle_blog_deletion($blog_id) {\n        $root_path = ABSPATH;\n        $custom_dir = '\/images';\n        $site_specific_dir = $root_path . $custom_dir . '\/sites' . $blog_id;\n\n        if (file_exists($site_specific_dir)) {\n            \/\/ \u4f7f\u7528WP_Filesystem\u6765\u5b89\u5168\u5220\u9664\u76ee\u5f55\n            if (!function_exists('WP_Filesystem')) {\n                require_once(ABSPATH . 'wp-admin\/includes\/file.php');\n            }\n            WP_Filesystem();\n            global $wp_filesystem;\n\n            if ($wp_filesystem->exists($site_specific_dir)) {\n                $wp_filesystem->delete($site_specific_dir, true);\n            }\n        }\n    }\nendif;\n\nadd_action('delete_blog', 'qianmuti_handle_blog_deletion', 10, 1);<\/code><\/pre>
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