“.”方法总是一个不太可能的难题。
这个"Remove Category URL" plug-in 工作很好，以我的经验来看，就像广告上说的那样。我不确定出于这个目的而反对安装插件的原因是什么，但是，如果出于某种原因不想这样做，您可以随时检查它，并复制和删减插件开发人员使用的技术，尽管依赖于对内置规则的掌握的代码实际上并不十分复杂。整个主文件只有128行，核心功能位于其中大约100行中，包括四个操作和四个过滤器。
如果您不想将其作为插件安装，我想您可以去掉插件的便利性和安装函数/文件，然后将核心函数添加到主题函数文件中。我怀疑其他人在这里草拟的任何方法都可能只是在重新发明同一个轮子。
/**
* Plugin Name: Remove Category URL
* Plugin URI: http://valeriosouza.com.br/portfolio/remove-category-url/
* Description: This plugin removes \'/category\' from your category permalinks. (e.g. `/category/my-category/` to `/my-category/`)
* Version: 1.1
* Author: Valerio Souza, WordLab Academy
* Author URI: http://valeriosouza.com.br/
*/
/* hooks */
register_activation_hook( __FILE__, \'remove_category_url_refresh_rules\' );
register_deactivation_hook( __FILE__, \'remove_category_url_deactivate\' );
/* actions */
add_action( \'created_category\', \'remove_category_url_refresh_rules\' );
add_action( \'delete_category\', \'remove_category_url_refresh_rules\' );
add_action( \'edited_category\', \'remove_category_url_refresh_rules\' );
add_action( \'init\', \'remove_category_url_permastruct\' );
/* filters */
add_filter( \'category_rewrite_rules\', \'remove_category_url_rewrite_rules\' );
add_filter( \'query_vars\', \'remove_category_url_query_vars\' ); // Adds \'category_redirect\' query variable
add_filter( \'request\', \'remove_category_url_request\' ); // Redirects if \'category_redirect\' is set
add_filter( \'plugin_row_meta\', \'remove_category_url_plugin_row_meta\', 10, 4 );
function remove_category_url_refresh_rules() {
global $wp_rewrite;
$wp_rewrite->flush_rules();
}
function remove_category_url_deactivate() {
remove_filter( \'category_rewrite_rules\', \'remove_category_url_rewrite_rules\' ); // We don\'t want to insert our custom rules again
remove_category_url_refresh_rules();
}
/**
* Removes category base.
*
* @return void
*/
function remove_category_url_permastruct() {
global $wp_rewrite, $wp_version;
if ( 3.4 <= $wp_version ) {
$wp_rewrite->extra_permastructs[\'category\'][\'struct\'] = \'%category%\';
} else {
$wp_rewrite->extra_permastructs[\'category\'][0] = \'%category%\';
}
}
/**
* Adds our custom category rewrite rules.
*
* @param array $category_rewrite Category rewrite rules.
*
* @return array
*/
function remove_category_url_rewrite_rules( $category_rewrite ) {
global $wp_rewrite;
$category_rewrite = array();
/* WPML is present: temporary disable terms_clauses filter to get all categories for rewrite */
if ( class_exists( \'Sitepress\' ) ) {
global $sitepress;
remove_filter( \'terms_clauses\', array( $sitepress, \'terms_clauses\' ) );
$categories = get_categories( array( \'hide_empty\' => false, \'_icl_show_all_langs\' => true ) );
add_filter( \'terms_clauses\', array( $sitepress, \'terms_clauses\' ) );
} else {
$categories = get_categories( array( \'hide_empty\' => false ) );
}
foreach ( $categories as $category ) {
$category_nicename = $category->slug;
if ( $category->parent == $category->cat_ID ) {
$category->parent = 0;
} elseif ( 0 != $category->parent ) {
$category_nicename = get_category_parents( $category->parent, false, \'/\', true ) . $category_nicename;
}
$category_rewrite[ \'(\' . $category_nicename . \')/(?:feed/)?(feed|rdf|rss|rss2|atom)/?$\' ] = \'index.php?category_name=$matches[1]&feed=$matches[2]\';
$category_rewrite[ \'(\' . $category_nicename . \')/page/?([0-9]{1,})/?$\' ] = \'index.php?category_name=$matches[1]&paged=$matches[2]\';
$category_rewrite[ \'(\' . $category_nicename . \')/?$\' ] = \'index.php?category_name=$matches[1]\';
}
// Redirect support from Old Category Base
$old_category_base = get_option( \'category_base\' ) ? get_option( \'category_base\' ) : \'category\';
$old_category_base = trim( $old_category_base, \'/\' );
$category_rewrite[ $old_category_base . \'/(.*)$\' ] = \'index.php?category_redirect=$matches[1]\';
return $category_rewrite;
}
function remove_category_url_query_vars( $public_query_vars ) {
$public_query_vars[] = \'category_redirect\';
return $public_query_vars;
}
/**
* Handles category redirects.
*
* @param $query_vars Current query vars.
*
* @return array $query_vars, or void if category_redirect is present.
*/
function remove_category_url_request( $query_vars ) {
if ( isset( $query_vars[\'category_redirect\'] ) ) {
$catlink = trailingslashit( get_option( \'home\' ) ) . user_trailingslashit( $query_vars[\'category_redirect\'], \'category\' );
status_header( 301 );
header( "Location: $catlink" );
exit;
}
return $query_vars;
}
function remove_category_url_plugin_row_meta( $links, $file ) {
if( plugin_basename( __FILE__ ) === $file ) {
$links[] = sprintf(
\'<a target="_blank" href="%s">%s</a>\',
esc_url(\'http://wordlab.com.br/donate/\'),
__( \'Donate\', \'remove_category_url\' )
);
}
return $links;
}
