add_help_tab( array( 'id' => 'overview', 'title' => __( 'Overview' ), 'content' => '

' . __( 'Permalinks are the permanent URLs to your individual pages and blog posts, as well as your category and tag archives. A permalink is the web address used to link to your content. The URL to each post should be permanent, and never change — hence the name permalink.' ) . '

' . '

' . __( 'This screen allows you to choose your permalink structure. You can choose from common settings or create custom URL structures.' ) . '

' . '

' . __( 'You must click the Save Changes button at the bottom of the screen for new settings to take effect.' ) . '

', ) ); get_current_screen()->add_help_tab( array( 'id' => 'permalink-settings', 'title' => __( 'Permalink Settings' ), 'content' => '

' . __( 'Permalinks can contain useful information, such as the post date, title, or other elements. You can choose from any of the suggested permalink formats, or you can craft your own if you select Custom Structure.' ) . '

' . '

' . __( 'If you pick an option other than Plain, your general URL path with structure tags (terms surrounded by %) will also appear in the custom structure field and your path can be further modified there.' ) . '

' . '

' . __( 'When you assign multiple categories or tags to a post, only one can show up in the permalink: the lowest numbered category. This applies if your custom structure includes %category% or %tag%.' ) . '

' . '

' . __( 'You must click the Save Changes button at the bottom of the screen for new settings to take effect.' ) . '

', ) ); get_current_screen()->add_help_tab( array( 'id' => 'custom-structures', 'title' => __( 'Custom Structures' ), 'content' => '

' . __( 'The Optional fields let you customize the “category” and “tag” base names that will appear in archive URLs. For example, the page listing all posts in the “Uncategorized” category could be /topics/uncategorized instead of /category/uncategorized.' ) . '

' . '

' . __( 'You must click the Save Changes button at the bottom of the screen for new settings to take effect.' ) . '

', ) ); get_current_screen()->set_help_sidebar( '

' . __( 'For more information:' ) . '

' . '

' . __( 'Documentation on Permalinks Settings' ) . '

' . '

' . __( 'Documentation on Using Permalinks' ) . '

' . '

' . __( 'Support' ) . '

' ); $home_path = get_home_path(); $iis7_permalinks = iis7_supports_permalinks(); $permalink_structure = get_option( 'permalink_structure' ); $prefix = $blog_prefix = ''; if ( ! got_url_rewrite() ) { $prefix = '/index.php'; } /** * In a subdirectory configuration of multisite, the `/blog` prefix is used by * default on the main site to avoid collisions with other sites created on that * network. If the `permalink_structure` option has been changed to remove this * base prefix, WordPress core can no longer account for the possible collision. */ if ( is_multisite() && ! is_subdomain_install() && is_main_site() && 0 === strpos( $permalink_structure, '/blog/' ) ) { $blog_prefix = '/blog'; } $category_base = get_option( 'category_base' ); $tag_base = get_option( 'tag_base' ); $update_required = false; if ( $iis7_permalinks ) { if ( ( ! file_exists( $home_path . 'web.config' ) && win_is_writable( $home_path ) ) || win_is_writable( $home_path . 'web.config' ) ) { $writable = true; } else { $writable = false; } } elseif ( $is_nginx ) { $writable = false; } else { if ( ( ! file_exists( $home_path . '.htaccess' ) && is_writable( $home_path ) ) || is_writable( $home_path . '.htaccess' ) ) { $writable = true; } else { $writable = false; $existing_rules = array_filter( extract_from_markers( $home_path . '.htaccess', 'WordPress' ) ); $new_rules = array_filter( explode( "\n", $wp_rewrite->mod_rewrite_rules() ) ); $update_required = ( $new_rules !== $existing_rules ); } } $using_index_permalinks = $wp_rewrite->using_index_permalinks(); if ( isset( $_POST['permalink_structure'] ) || isset( $_POST['category_base'] ) ) { check_admin_referer( 'update-permalink' ); if ( isset( $_POST['permalink_structure'] ) ) { if ( isset( $_POST['selection'] ) && 'custom' != $_POST['selection'] ) { $permalink_structure = $_POST['selection']; } else { $permalink_structure = $_POST['permalink_structure']; } if ( ! empty( $permalink_structure ) ) { $permalink_structure = preg_replace( '#/+#', '/', '/' . str_replace( '#', '', $permalink_structure ) ); if ( $prefix && $blog_prefix ) { $permalink_structure = $prefix . preg_replace( '#^/?index\.php#', '', $permalink_structure ); } else { $permalink_structure = $blog_prefix . $permalink_structure; } } $permalink_structure = sanitize_option( 'permalink_structure', $permalink_structure ); $wp_rewrite->set_permalink_structure( $permalink_structure ); } if ( isset( $_POST['category_base'] ) ) { $category_base = $_POST['category_base']; if ( ! empty( $category_base ) ) { $category_base = $blog_prefix . preg_replace( '#/+#', '/', '/' . str_replace( '#', '', $category_base ) ); } $wp_rewrite->set_category_base( $category_base ); } if ( isset( $_POST['tag_base'] ) ) { $tag_base = $_POST['tag_base']; if ( ! empty( $tag_base ) ) { $tag_base = $blog_prefix . preg_replace( '#/+#', '/', '/' . str_replace( '#', '', $tag_base ) ); } $wp_rewrite->set_tag_base( $tag_base ); } $message = __( 'Permalink structure updated.' ); if ( $iis7_permalinks ) { if ( $permalink_structure && ! $using_index_permalinks && ! $writable ) { $message = __( 'You should update your web.config now.' ); } elseif ( $permalink_structure && ! $using_index_permalinks && $writable ) { $message = __( 'Permalink structure updated. Remove write access on web.config file now!' ); } } elseif ( ! $is_nginx && $permalink_structure && ! $using_index_permalinks && ! $writable && $update_required ) { $message = __( 'You should update your .htaccess now.' ); } if ( ! get_settings_errors() ) { add_settings_error( 'general', 'settings_updated', $message, 'updated' ); } set_transient( 'settings_errors', get_settings_errors(), 30 ); wp_redirect( admin_url( 'options-permalink.php?settings-updated=true' ) ); exit; } flush_rewrite_rules(); require( ABSPATH . 'wp-admin/admin-header.php' ); ?>

number of tags are available, and here are some examples to get you started.' ), __( 'https://codex.wordpress.org/Using_Permalinks' ) ); ?>

'', 1 => $prefix . '/%year%/%monthnum%/%day%/%postname%/', 2 => $prefix . '/%year%/%monthnum%/%postname%/', 3 => $prefix . '/' . _x( 'archives', 'sample permalink base' ) . '/%post_id%', 4 => $prefix . '/%postname%/', ); ?>

/?p=123
__( '%s (The year of the post, four digits, for example 2004.)' ), /* translators: %s: permalink structure tag */ 'monthnum' => __( '%s (Month of the year, for example 05.)' ), /* translators: %s: permalink structure tag */ 'day' => __( '%s (Day of the month, for example 28.)' ), /* translators: %s: permalink structure tag */ 'hour' => __( '%s (Hour of the day, for example 15.)' ), /* translators: %s: permalink structure tag */ 'minute' => __( '%s (Minute of the hour, for example 43.)' ), /* translators: %s: permalink structure tag */ 'second' => __( '%s (Second of the minute, for example 33.)' ), /* translators: %s: permalink structure tag */ 'post_id' => __( '%s (The unique ID of the post, for example 423.)' ), /* translators: %s: permalink structure tag */ 'postname' => __( '%s (The sanitized post title (slug).)' ), /* translators: %s: permalink structure tag */ 'category' => __( '%s (Category slug. Nested sub-categories appear as nested directories in the URL.)' ), /* translators: %s: permalink structure tag */ 'author' => __( '%s (A sanitized version of the author name.)' ), ); /** * Filters the list of available permalink structure tags on the Permalinks settings page. * * @since 4.8.0 * * @param string[] $available_tags An array of key => value pairs of available permalink structure tags. */ $available_tags = apply_filters( 'available_permalink_structure_tags', $available_tags ); /* translators: %s: permalink structure tag */ $structure_tag_added = __( '%s added to permalink structure' ); /* translators: %s: permalink structure tag */ $structure_tag_already_used = __( '%s (already used in permalink structure)' ); if ( ! empty( $available_tags ) ) : ?>

    $explanation ) { ?>

topics as your category base would make your category links like %s/topics/uncategorized/. If you leave these blank the defaults will be used.' ), get_option( 'home' ) . $blog_prefix . $prefix ); ?>

writable, we could do this automatically, but it isn’t so this is the url rewrite rule you should have in your %1$s file. Click in the field and press %3$s to select all. Then insert this rule inside of the %4$s element in %1$s file.' ), 'web.config', __( 'https://codex.wordpress.org/Changing_File_Permissions' ), 'CTRL + a', '/<configuration>/<system.webServer>/<rewrite>/<rules>' ); ?>

web.config' ); ?>

writable, we could do this automatically, but it isn’t so this is the url rewrite rule you should have in your %2$s file. Create a new file, called %2$s in the root directory of your site. Click in the field and press %3$s to select all. Then insert this code into the %2$s file.' ), __( 'https://codex.wordpress.org/Changing_File_Permissions' ), 'web.config', 'CTRL + a' ); ?>

web.config' ); ?>

Documentation on Nginx configuration.' ); ?>

writable, we could do this automatically, but it isn’t so these are the mod_rewrite rules you should have in your %1$s file. Click in the field and press %3$s to select all.' ), '.htaccess', __( 'https://codex.wordpress.org/Changing_File_Permissions' ), 'CTRL + a' ); ?>