require_once __DIR__ . '/admin.php';

if ( ! $taxnow ) {

wp_die( __( 'Invalid taxonomy.' ) );

}

$tax = get_taxonomy( $taxnow );

if ( ! $tax ) {

wp_die( __( 'Invalid taxonomy.' ) );

}

if ( ! in_array( $tax->name, get_taxonomies( array( 'show_ui' => true ) ), true ) ) {

wp_die( __( 'Sorry, you are not allowed to edit terms in this taxonomy.' ) );

}

if ( ! current_user_can( $tax->cap->manage_terms ) ) {

wp_die(

'<h1>' . __( 'You need a higher level of permission.' ) . '</h1>' .

'<p>' . __( 'Sorry, you are not allowed to manage terms in this taxonomy.' ) . '</p>',

403

);

}

global $post_type;

$wp_list_table = _get_list_table( 'WP_Terms_List_Table' );

$pagenum = $wp_list_table->get_pagenum();

$title = $tax->labels->name;

if ( 'post' !== $post_type ) {

$parent_file = ( 'attachment' === $post_type ) ? 'upload.php' : "edit.php?post_type=$post_type";

$submenu_file = "edit-tags.php?taxonomy=$taxonomy&amp;post_type=$post_type";

} elseif ( 'link_category' === $tax->name ) {

$parent_file = 'link-manager.php';

$submenu_file = 'edit-tags.php?taxonomy=link_category';

} else {

$parent_file = 'edit.php';

$submenu_file = "edit-tags.php?taxonomy=$taxonomy";

}

add_screen_option(

'per_page',

array(

'default' => 20,

'option' => 'edit_' . $tax->name . '_per_page',

)

);

get_current_screen()->set_screen_reader_content(

array(

'heading_pagination' => $tax->labels->items_list_navigation,

'heading_list' => $tax->labels->items_list,

)

);

$location = false;

$referer = wp_get_referer();

if ( ! $referer ) { // For POST requests.

$referer = wp_unslash( $_SERVER['REQUEST_URI'] );

}

$referer = remove_query_arg( array( '_wp_http_referer', '_wpnonce', 'error', 'message', 'paged' ), $referer );

switch ( $wp_list_table->current_action() ) {

case 'add-tag':

check_admin_referer( 'add-tag', '_wpnonce_add-tag' );

if ( ! current_user_can( $tax->cap->edit_terms ) ) {

wp_die(

'<h1>' . __( 'You need a higher level of permission.' ) . '</h1>' .

'<p>' . __( 'Sorry, you are not allowed to create terms in this taxonomy.' ) . '</p>',

403

);

}

$ret = wp_insert_term( $_POST['tag-name'], $taxonomy, $_POST );

if ( $ret && ! is_wp_error( $ret ) ) {

$location = add_query_arg( 'message', 1, $referer );

} else {

$location = add_query_arg(

array(

'error' => true,

'message' => 4,

),

$referer

);

}

break;

case 'delete':

if ( ! isset( $_REQUEST['tag_ID'] ) ) {

break;

}

$tag_ID = (int) $_REQUEST['tag_ID'];

check_admin_referer( 'delete-tag_' . $tag_ID );

if ( ! current_user_can( 'delete_term', $tag_ID ) ) {

wp_die(

'<h1>' . __( 'You need a higher level of permission.' ) . '</h1>' .

'<p>' . __( 'Sorry, you are not allowed to delete this item.' ) . '</p>',

403

);

}

wp_delete_term( $tag_ID, $taxonomy );

$location = add_query_arg( 'message', 2, $referer );

// When deleting a term, prevent the action from redirecting back to a term that no longer exists.

$location = remove_query_arg( array( 'tag_ID', 'action' ), $location );

break;

case 'bulk-delete':

check_admin_referer( 'bulk-tags' );

if ( ! current_user_can( $tax->cap->delete_terms ) ) {

wp_die(

'<h1>' . __( 'You need a higher level of permission.' ) . '</h1>' .

'<p>' . __( 'Sorry, you are not allowed to delete these items.' ) . '</p>',

403

);

}

$tags = (array) $_REQUEST['delete_tags'];

foreach ( $tags as $tag_ID ) {

wp_delete_term( $tag_ID, $taxonomy );

}

$location = add_query_arg( 'message', 6, $referer );

break;

case 'edit':

if ( ! isset( $_REQUEST['tag_ID'] ) ) {

break;

}

$term_id = (int) $_REQUEST['tag_ID'];

$term = get_term( $term_id );

if ( ! $term instanceof WP_Term ) {

wp_die( __( 'You attempted to edit an item that does not exist. Perhaps it was deleted?' ) );

}

wp_redirect( sanitize_url( get_edit_term_link( $term_id, $taxonomy, $post_type ) ) );

exit;

case 'editedtag':

$tag_ID = (int) $_POST['tag_ID'];

check_admin_referer( 'update-tag_' . $tag_ID );

if ( ! current_user_can( 'edit_term', $tag_ID ) ) {

wp_die(

'<h1>' . __( 'You need a higher level of permission.' ) . '</h1>' .

'<p>' . __( 'Sorry, you are not allowed to edit this item.' ) . '</p>',

403

);

}

$tag = get_term( $tag_ID, $taxonomy );

if ( ! $tag ) {

wp_die( __( 'You attempted to edit an item that does not exist. Perhaps it was deleted?' ) );

}

$ret = wp_update_term( $tag_ID, $taxonomy, $_POST );

if ( $ret && ! is_wp_error( $ret ) ) {

$location = add_query_arg( 'message', 3, $referer );

} else {

$location = add_query_arg(

array(

'error' => true,

'message' => 5,

),

$referer

);

}

break;

default:

if ( ! $wp_list_table->current_action() || ! isset( $_REQUEST['delete_tags'] ) ) {

break;

}

check_admin_referer( 'bulk-tags' );

$screen = get_current_screen()->id;

$tags = (array) $_REQUEST['delete_tags'];

/** This action is documented in wp-admin/edit.php */

$location = apply_filters( "handle_bulk_actions-{$screen}", $location, $wp_list_table->current_action(), $tags ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores

break;

}

if ( ! $location && ! empty( $_REQUEST['_wp_http_referer'] ) ) {

$location = remove_query_arg( array( '_wp_http_referer', '_wpnonce' ), wp_unslash( $_SERVER['REQUEST_URI'] ) );

}

if ( $location ) {

if ( $pagenum > 1 ) {

$location = add_query_arg( 'paged', $pagenum, $location ); // $pagenum takes care of $total_pages.

}

if ( 1 === $pagenum ) {

$location = remove_query_arg( 'paged', $location );

}

/**

wp_redirect( apply_filters( 'redirect_term_location', $location, $tax ) );

exit;

}

$wp_list_table->prepare_items();

$total_pages = $wp_list_table->get_pagination_arg( 'total_pages' );

if ( $pagenum > $total_pages && $total_pages > 0 ) {

wp_redirect( add_query_arg( 'paged', $total_pages ) );

exit;

}

wp_enqueue_script( 'admin-tags' );

if ( current_user_can( $tax->cap->edit_terms ) ) {

wp_enqueue_script( 'inline-edit-tax' );

}

if ( 'category' === $taxonomy || 'link_category' === $taxonomy || 'post_tag' === $taxonomy ) {

$help = '';

if ( 'category' === $taxonomy ) {

$help = '<p>' . sprintf(

/* translators: %s: URL to Writing Settings screen. */

__( 'You can use categories to define sections of your site and group related posts. The default category is &#8220;Uncategorized&#8221; until you change it in your <a href="%s">writing settings</a>.' ),

'options-writing.php'

) . '</p>';

} elseif ( 'link_category' === $taxonomy ) {

$help = '<p>' . __( 'You can create groups of links by using Link Categories. Link Category names must be unique and Link Categories are separate from the categories you use for posts.' ) . '</p>';

} else {

$help = '<p>' . __( 'You can assign keywords to your posts using <strong>tags</strong>. Unlike categories, tags have no hierarchy, meaning there is no relationship from one tag to another.' ) . '</p>';

}

if ( 'link_category' === $taxonomy ) {

$help .= '<p>' . __( 'You can delete Link Categories in the Bulk Action pull-down, but that action does not delete the links within the category. Instead, it moves them to the default Link Category.' ) . '</p>';

} else {

$help .= '<p>' . __( 'What&#8217;s the difference between categories and tags? Normally, tags are ad-hoc keywords that identify important information in your post (names, subjects, etc) that may or may not recur in other posts, while categories are pre-determined sections. If you think of your site like a book, the categories are like the Table of Contents and the tags are like the terms in the index.' ) . '</p>';

}

get_current_screen()->add_help_tab(

array(

'id' => 'overview',

'title' => __( 'Overview' ),

'content' => $help,

)

);

if ( 'category' === $taxonomy || 'post_tag' === $taxonomy ) {

if ( 'category' === $taxonomy ) {

$help = '<p>' . __( 'When adding a new category on this screen, you&#8217;ll fill in the following fields:' ) . '</p>';

} else {

$help = '<p>' . __( 'When adding a new tag on this screen, you&#8217;ll fill in the following fields:' ) . '</p>';

}

$help .= '<ul>' .

'<li>' . __( '<strong>Name</strong> &mdash; The name is how it appears on your site.' ) . '</li>';

$help .= '<li>' . __( '<strong>Slug</strong> &mdash; The &#8220;slug&#8221; is the URL-friendly version of the name. It is usually all lowercase and contains only letters, numbers, and hyphens.' ) . '</li>';

if ( 'category' === $taxonomy ) {

$help .= '<li>' . __( '<strong>Parent</strong> &mdash; Categories, unlike tags, can have a hierarchy. You might have a Jazz category, and under that have child categories for Bebop and Big Band. Totally optional. To create a subcategory, just choose another category from the Parent dropdown.' ) . '</li>';

}

$help .= '<li>' . __( '<strong>Description</strong> &mdash; The description is not prominent by default; however, some themes may display it.' ) . '</li>' .

'</ul>' .

'<p>' . __( 'You can change the display of this screen using the Screen Options tab to set how many items are displayed per screen and to display/hide columns in the table.' ) . '</p>';

get_current_screen()->add_help_tab(

array(

'id' => 'adding-terms',

'title' => 'category' === $taxonomy ? __( 'Adding Categories' ) : __( 'Adding Tags' ),

'content' => $help,

)

);

}

$help = '<p><strong>' . __( 'For more information:' ) . '</strong></p>';

if ( 'category' === $taxonomy ) {

$help .= '<p>' . __( '<a href="https://wordpress.org/documentation/article/posts-categories-screen/">Documentation on Categories</a>' ) . '</p>';

} elseif ( 'link_category' === $taxonomy ) {

$help .= '<p>' . __( '<a href="https://codex.wordpress.org/Links_Link_Categories_Screen">Documentation on Link Categories</a>' ) . '</p>';

} else {

$help .= '<p>' . __( '<a href="https://wordpress.org/documentation/article/posts-tags-screen/">Documentation on Tags</a>' ) . '</p>';

}

$help .= '<p>' . __( '<a href="https://wordpress.org/support/forums/">Support forums</a>' ) . '</p>';

get_current_screen()->set_help_sidebar( $help );

unset( $help );

}

require_once ABSPATH . 'wp-admin/admin-header.php';

require_once ABSPATH . 'wp-admin/includes/edit-tag-messages.php';

if ( is_plugin_active( 'wpcat2tag-importer/wpcat2tag-importer.php' ) ) {

$import_link = admin_url( 'admin.php?import=wpcat2tag' );

} else {

$import_link = admin_url( 'import.php' );

}

<div class="wrap nosubsub">

<h1 class="wp-heading-inline"><?php echo esc_html( $title ); ?></h1>

if ( isset( $_REQUEST['s'] ) && strlen( $_REQUEST['s'] ) ) {

echo '<span class="subtitle">';

printf(

/* translators: %s: Search query. */

__( 'Search results for: %s' ),

'<strong>' . esc_html( wp_unslash( $_REQUEST['s'] ) ) . '</strong>'

);

echo '</span>';

}

<hr class="wp-header-end">

$class = ( isset( $_REQUEST['error'] ) ) ? 'error' : 'updated';

if ( $message ) {

wp_admin_notice(

$message,

array(

'id' => 'message',

'additional_classes' => array( $class ),

'dismissible' => true,

)

);

$_SERVER['REQUEST_URI'] = remove_query_arg( array( 'message', 'error' ), $_SERVER['REQUEST_URI'] );

}

<div id="ajax-response"></div>

<form class="search-form wp-clearfix" method="get">

<input type="hidden" name="taxonomy" value="<?php echo esc_attr( $taxonomy ); ?>" />

<input type="hidden" name="post_type" value="<?php echo esc_attr( $post_type ); ?>" />

<?php $wp_list_table->search_box( $tax->labels->search_items, 'tag' ); ?>

</form>

$can_edit_terms = current_user_can( $tax->cap->edit_terms );

if ( $can_edit_terms ) {

?>

<div id="col-container" class="wp-clearfix">

<div id="col-left">

<div class="col-wrap">

<?php

if ( 'category' === $taxonomy ) {

/**

do_action_deprecated( 'add_category_form_pre', array( (object) array( 'parent' => 0 ) ), '3.0.0', '{$taxonomy}_pre_add_form' );

} elseif ( 'link_category' === $taxonomy ) {

/**

do_action_deprecated( 'add_link_category_form_pre', array( (object) array( 'parent' => 0 ) ), '3.0.0', '{$taxonomy}_pre_add_form' );

} else {

/**

do_action_deprecated( 'add_tag_form_pre', array( $taxonomy ), '3.0.0', '{$taxonomy}_pre_add_form' );

}

/**

do_action( "{$taxonomy}_pre_add_form", $taxonomy );

?>

<div class="form-wrap">

<h2><?php echo $tax->labels->add_new_item; ?></h2>

<form id="addtag" method="post" action="edit-tags.php" class="validate"

<?php

/**

do_action( "{$taxonomy}_term_new_form_tag" );

?>

>

<input type="hidden" name="action" value="add-tag" />

<input type="hidden" name="screen" value="<?php echo esc_attr( $current_screen->id ); ?>" />

<input type="hidden" name="taxonomy" value="<?php echo esc_attr( $taxonomy ); ?>" />

<input type="hidden" name="post_type" value="<?php echo esc_attr( $post_type ); ?>" />

<?php wp_nonce_field( 'add-tag', '_wpnonce_add-tag' ); ?>

<div class="form-field form-required term-name-wrap">

<label for="tag-name"><?php _ex( 'Name', 'term name' ); ?></label>

<input name="tag-name" id="tag-name" type="text" value="" size="40" aria-required="true" aria-describedby="name-description" />

<p id="name-description"><?php echo $tax->labels->name_field_description; ?></p>

</div>

<div class="form-field term-slug-wrap">

<label for="tag-slug"><?php _e( 'Slug' ); ?></label>

<input name="slug" id="tag-slug" type="text" value="" size="40" aria-describedby="slug-description" />

<p id="slug-description"><?php echo $tax->labels->slug_field_description; ?></p>

</div>

<?php if ( is_taxonomy_hierarchical( $taxonomy ) ) : ?>

<div class="form-field term-parent-wrap">

<label for="parent"><?php echo esc_html( $tax->labels->parent_item ); ?></label>

<?php

$dropdown_args = array(

'hide_empty' => 0,

'hide_if_empty' => false,

'taxonomy' => $taxonomy,

'name' => 'parent',

'orderby' => 'name',

'hierarchical' => true,

'show_option_none' => __( 'None' ),

);

/**

$dropdown_args = apply_filters( 'taxonomy_parent_dropdown_args', $dropdown_args, $taxonomy, 'new' );

$dropdown_args['aria_describedby'] = 'parent-description';

wp_dropdown_categories( $dropdown_args );

?>

<?php if ( 'category' === $taxonomy ) : ?>

<p id="parent-description"><?php _e( 'Categories, unlike tags, can have a hierarchy. You might have a Jazz category, and under that have children categories for Bebop and Big Band. Totally optional.' ); ?></p>

<?php else : ?>

<p id="parent-description"><?php echo $tax->labels->parent_field_description; ?></p>

<?php endif; ?>

</div>

<?php endif; // is_taxonomy_hierarchical() ?>

<div class="form-field term-description-wrap">

<label for="tag-description"><?php _e( 'Description' ); ?></label>

<textarea name="description" id="tag-description" rows="5" cols="40" aria-describedby="description-description"></textarea>

<p id="description-description"><?php echo $tax->labels->desc_field_description; ?></p>

</div>

<?php

if ( ! is_taxonomy_hierarchical( $taxonomy ) ) {

/**

do_action( 'add_tag_form_fields', $taxonomy );

}

/**

do_action( "{$taxonomy}_add_form_fields", $taxonomy );

?>

<p class="submit">

<?php submit_button( $tax->labels->add_new_item, 'primary', 'submit', false ); ?>

<span class="spinner"></span>

</p>

<?php

if ( 'category' === $taxonomy ) {

/**

do_action_deprecated( 'edit_category_form', array( (object) array( 'parent' => 0 ) ), '3.0.0', '{$taxonomy}_add_form' );

} elseif ( 'link_category' === $taxonomy ) {

/**

do_action_deprecated( 'edit_link_category_form', array( (object) array( 'parent' => 0 ) ), '3.0.0', '{$taxonomy}_add_form' );

} else {

/**

do_action_deprecated( 'add_tag_form', array( $taxonomy ), '3.0.0', '{$taxonomy}_add_form' );

}

/**

do_action( "{$taxonomy}_add_form", $taxonomy );

?>

</form></div>

</div>

</div><!-- /col-left -->

<div id="col-right">

<div class="col-wrap">

<?php } ?>

<?php $wp_list_table->views(); ?>

<form id="posts-filter" method="post">

<input type="hidden" name="taxonomy" value="<?php echo esc_attr( $taxonomy ); ?>" />

<input type="hidden" name="post_type" value="<?php echo esc_attr( $post_type ); ?>" />

<?php $wp_list_table->display(); ?>

</form>

<?php if ( 'category' === $taxonomy ) : ?>

<div class="form-wrap edit-term-notes">

<p>

<?php

printf(

/* translators: %s: Default category. */

__( 'Deleting a category does not delete the posts in that category. Instead, posts that were only assigned to the deleted category are set to the default category %s. The default category cannot be deleted.' ),

/** This filter is documented in wp-includes/category-template.php */

'<strong>' . apply_filters( 'the_category', get_cat_name( get_option( 'default_category' ) ), '', '' ) . '</strong>'

);

?>

</p>

<?php if ( current_user_can( 'import' ) ) : ?>

<p>

<?php

printf(

/* translators: %s: URL to Categories to Tags Converter tool. */

__( 'Categories can be selectively converted to tags using the <a href="%s">category to tag converter</a>.' ),

esc_url( $import_link )

);

?>

</p>

<?php endif; ?>

</div>

<?php elseif ( 'post_tag' === $taxonomy && current_user_can( 'import' ) ) : ?>

<div class="form-wrap edit-term-notes">

<p>

<?php

printf(

/* translators: %s: URL to Categories to Tags Converter tool. */

__( 'Tags can be selectively converted to categories using the <a href="%s">tag to category converter</a>.' ),

esc_url( $import_link )

);

?>

</p>

</div>

<?php

endif;

do_action( "after-{$taxonomy}-table", $taxonomy ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores

if ( $can_edit_terms ) {

?>

</div>

</div><!-- /col-right -->

</div><!-- /col-container -->

<?php } ?>

</div><!-- /wrap -->

<?php if ( ! wp_is_mobile() ) : ?>

<script type="text/javascript">

try{document.forms.addtag['tag-name'].focus();}catch(e){}

</script>

<?php

endif;

$wp_list_table->inline_edit();

require_once ABSPATH . 'wp-admin/admin-footer.php';