WordPress Catalog Removal Category

Demo Effect: http://houjinzhe.com/news/ /* * Remove the classification Mark code */ Add_action (' load-themes.php ', ' no_category_base_refresh_rules '); Add_action (' created_category ', ' no_category_base_refresh_rules '); Add_action (' edited_category ', ' no_category_base_refresh_rules '); Add_action (' delete_category ', ' no_category_base_refresh_rules '); function No_category_base_refresh_rules () { Global $WP _rewrite; $WP _rewrite-Flush_rules (); } Register_deactivation_hook (__file__, ' no_category_base_deactivate '); function No_category_base_deactivate () { Remove_filter (' category_rewrite_rules ', ' no_category_base_rewrite_rules '); We don ' t want to insert our custom rules again No_category_base_refresh_rules (); // } Remove Category Base Add_action (' init ', ' no_category_base_permastruct '); function No_category_base_permastruct () { Global $WP _rewrite, $WP _version; if (Version_compare ($wp _version, ' 3.4 ', ' < ')) { For pre-3.4 Support $WP _rewrite-extra_permastructs[' category '][0] = '%category% '; } else { $WP _rewrite-extra_permastructs[' category ' [' struct '] = '%category% '; } } ADD our custom category rewrite rules Add_filter (' category_rewrite_rules ', ' no_category_base_rewrite_rules '); function No_category_base_rewrite_rules ($category _rewrite) { Var_dump ($category _rewrite); For debugging $category _rewrite = Array (); $categories = get_categories (Array (' hide_empty ' = = False)); foreach ($categories as $category) { $category _nicename = slug, $category; if ($category, parent = = $category cat_id)//recursive recursion $category, parent = 0; ElseIf ($category, parent! = 0) $category _nicename = Get_category_parents ($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 the old Category Base Global $WP _rewrite; $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= $matches [1] '; Var_dump ($category _rewrite); For debugging return $category _rewrite; } Add ' category_redirect ' query variable Add_filter (' Query_vars ', ' no_category_base_query_vars '); function No_category_base_query_vars ($public _query_vars) { $public _query_vars[] = ' category_redirect '; return $public _query_vars; } Redirect if ' Category_redirect ' is set Add_filter (' request ', ' no_category_base_request '); function No_category_base_request ($query _vars) { Print_r ($query _vars); For debugging if (isset ($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; } Copy Code

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