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<?php
/**
* List Table API: WP_Links_List_Table class
*
* @package WordPress
* @subpackage Administration
* @since 3.1.0
*/
/**
* Core class used to implement displaying links in a list table.
*
* @since 3.1.0
*
* @see WP_List_Table
*/
class WP_Links_List_Table extends WP_List_Table {
/**
* Constructor.
*
* @since 3.1.0
*
* @see WP_List_Table::__construct() for more information on default arguments.
*
* @param array $args An associative array of arguments.
*/
public function __construct( $args = array() ) {
parent::__construct(
array(
'plural' => 'bookmarks',
'screen' => $args['screen'] ?? null,
)
);
}
/**
* @return bool
*/
public function ajax_user_can() {
return current_user_can( 'manage_links' );
}
/**
* @global int $cat_id Link category ID.
* @global string $s Search string.
* @global string $orderby The field to order the links by.
* @global string $order The direction to order the links.
*/
public function prepare_items() {
global $cat_id, $s, $orderby, $order;
$cat_id = ! empty( $_REQUEST['cat_id'] ) ? absint( $_REQUEST['cat_id'] ) : 0;
$orderby = ! empty( $_REQUEST['orderby'] ) ? sanitize_text_field( $_REQUEST['orderby'] ) : '';
$order = ! empty( $_REQUEST['order'] ) ? sanitize_text_field( $_REQUEST['order'] ) : '';
$s = ! empty( $_REQUEST['s'] ) ? sanitize_text_field( $_REQUEST['s'] ) : '';
$args = array(
'hide_invisible' => 0,
'hide_empty' => 0,
);
if ( 'all' !== $cat_id ) {
$args['category'] = $cat_id;
}
if ( ! empty( $s ) ) {
$args['search'] = $s;
}
if ( ! empty( $orderby ) ) {
$args['orderby'] = $orderby;
}
if ( ! empty( $order ) ) {
$args['order'] = $order;
}
$this->items = get_bookmarks( $args );
}
/**
* Displays the message for no items.
*/
public function no_items() {
_e( 'No links found.' );
}
/**
* Gets the list of bulk actions.
*
* @return array
*/
protected function get_bulk_actions() {
$actions = array();
$actions['delete'] = __( 'Delete' );
return $actions;
}
/**
* @global int $cat_id Link category ID.
* @param string $which The location: 'top' or 'bottom'.
*/
protected function extra_tablenav( $which ) {
global $cat_id;
if ( 'top' !== $which ) {
return;
}
?>
<div class="alignleft actions">
<?php
$dropdown_options = array(
'selected' => $cat_id,
'name' => 'cat_id',
'taxonomy' => 'link_category',
'show_option_all' => get_taxonomy( 'link_category' )->labels->all_items,
'hide_empty' => true,
'hierarchical' => 1,
'show_count' => 0,
'orderby' => 'name',
);
echo '<label class="screen-reader-text" for="cat_id">' . get_taxonomy( 'link_category' )->labels->filter_by_item . '</label>';
wp_dropdown_categories( $dropdown_options );
submit_button( __( 'Filter' ), '', 'filter_action', false, array( 'id' => 'post-query-submit' ) );
?>
</div>
<?php
}
/**
* @return string[] Array of column titles keyed by their column name.
*/
public function get_columns() {
return array(
'cb' => '<input type="checkbox" />',
'name' => _x( 'Name', 'link name' ),
'url' => __( 'URL' ),
'categories' => __( 'Categories' ),
'rel' => __( 'Relationship' ),
'visible' => __( 'Visible' ),
'rating' => __( 'Rating' ),
);
}
/**
* Gets the list of sortable columns.
*
* @return array
*/
protected function get_sortable_columns() {
return array(
'name' => array( 'name', false, _x( 'Name', 'link name' ), __( 'Table ordered by Name.' ), 'asc' ),
'url' => array( 'url', false, __( 'URL' ), __( 'Table ordered by URL.' ) ),
'visible' => array( 'visible', false, __( 'Visible' ), __( 'Table ordered by Visibility.' ) ),
'rating' => array( 'rating', false, __( 'Rating' ), __( 'Table ordered by Rating.' ) ),
);
}
/**
* Gets the name of the default primary column.
*
* @since 4.3.0
*
* @return string Name of the default primary column, in this case, 'name'.
*/
protected function get_default_primary_column_name() {
return 'name';
}
/**
* Handles the checkbox column output.
*
* @since 4.3.0
* @since 5.9.0 Renamed `$link` to `$item` to match parent class for PHP 8 named parameter support.
*
* @param object $item The current link object.
*/
public function column_cb( $item ) {
// Restores the more descriptive, specific name for use within this method.
$link = $item;
?>
<input type="checkbox" name="linkcheck[]" id="cb-select-<?php echo $link->link_id; ?>" value="<?php echo esc_attr( $link->link_id ); ?>" />
<label for="cb-select-<?php echo $link->link_id; ?>">
<span class="screen-reader-text">
<?php
/* translators: Hidden accessibility text. %s: Link name. */
printf( __( 'Select %s' ), $link->link_name );
?>
</span>
</label>
<?php
}
/**
* Handles the link name column output.
*
* @since 4.3.0
*
* @param object $link The current link object.
*/
public function column_name( $link ) {
$edit_link = get_edit_bookmark_link( $link );
printf(
'<strong><a class="row-title" href="%s" aria-label="%s">%s</a></strong>',
$edit_link,
/* translators: %s: Link name. */
esc_attr( sprintf( __( 'Edit “%s”' ), $link->link_name ) ),
$link->link_name
);
}
/**
* Handles the link URL column output.
*
* @since 4.3.0
*
* @param object $link The current link object.
*/
public function column_url( $link ) {
$short_url = url_shorten( $link->link_url );
echo "<a href='$link->link_url'>$short_url</a>";
}
/**
* Handles the link categories column output.
*
* @since 4.3.0
*
* @global int $cat_id Link category ID.
*
* @param object $link The current link object.
*/
public function column_categories( $link ) {
global $cat_id;
$cat_names = array();
foreach ( $link->link_category as $category ) {
$cat = get_term( $category, 'link_category', OBJECT, 'display' );
if ( is_wp_error( $cat ) ) {
echo $cat->get_error_message();
}
$cat_name = $cat->name;
if ( (int) $cat_id !== $category ) {
$cat_name = "<a href='link-manager.php?cat_id=$category'>$cat_name</a>";
}
$cat_names[] = $cat_name;
}
echo implode( ', ', $cat_names );
}
/**
* Handles the link relation column output.
*
* @since 4.3.0
*
* @param object $link The current link object.
*/
public function column_rel( $link ) {
echo empty( $link->link_rel ) ? '<br />' : $link->link_rel;
}
/**
* Handles the link visibility column output.
*
* @since 4.3.0
*
* @param object $link The current link object.
*/
public function column_visible( $link ) {
if ( 'Y' === $link->link_visible ) {
_e( 'Yes' );
} else {
_e( 'No' );
}
}
/**
* Handles the link rating column output.
*
* @since 4.3.0
*
* @param object $link The current link object.
*/
public function column_rating( $link ) {
echo $link->link_rating;
}
/**
* Handles the default column output.
*
* @since 4.3.0
* @since 5.9.0 Renamed `$link` to `$item` to match parent class for PHP 8 named parameter support.
*
* @param object $item Link object.
* @param string $column_name Current column name.
*/
public function column_default( $item, $column_name ) {
// Restores the more descriptive, specific name for use within this method.
$link = $item;
/**
* Fires for each registered custom link column.
*
* @since 2.1.0
*
* @param string $column_name Name of the custom column.
* @param int $link_id Link ID.
*/
do_action( 'manage_link_custom_column', $column_name, $link->link_id );
}
/**
* Generates the list table rows.
*
* @since 3.1.0
*/
public function display_rows() {
foreach ( $this->items as $link ) {
$link = sanitize_bookmark( $link );
$link->link_name = esc_attr( $link->link_name );
$link->link_category = wp_get_link_cats( $link->link_id );
?>
<tr id="link-<?php echo $link->link_id; ?>">
<?php $this->single_row_columns( $link ); ?>
</tr>
<?php
}
}
/**
* Generates and displays row action links.
*
* @since 4.3.0
* @since 5.9.0 Renamed `$link` to `$item` to match parent class for PHP 8 named parameter support.
*
* @param object $item Link being acted upon.
* @param string $column_name Current column name.
* @param string $primary Primary column name.
* @return string Row actions output for links, or an empty string
* if the current column is not the primary column.
*/
protected function handle_row_actions( $item, $column_name, $primary ) {
if ( $primary !== $column_name ) {
return '';
}
// Restores the more descriptive, specific name for use within this method.
$link = $item;
$edit_link = get_edit_bookmark_link( $link );
$actions = array();
$actions['edit'] = '<a href="' . $edit_link . '">' . __( 'Edit' ) . '</a>';
$actions['delete'] = sprintf(
'<a class="submitdelete" href="%s" onclick="return confirm( \'%s\' );">%s</a>',
wp_nonce_url( "link.php?action=delete&link_id=$link->link_id", 'delete-bookmark_' . $link->link_id ),
/* translators: %s: Link name. */
esc_js( sprintf( __( "You are about to delete this link '%s'\n 'Cancel' to stop, 'OK' to delete." ), $link->link_name ) ),
__( 'Delete' )
);
return $this->row_actions( $actions );
}
}