FM / helpers

/home/altere25/public_html/wp-content/plugins/formidable/classes/helpers/

/home/altere25/public_html/wp-content/plugins/formidable/classes/helpers

Name	Size	Mode	Actions
FrmAddonsHelper.php	7140	0644	edit dl rm
FrmAppHelper.php	123272	0644	edit dl rm
FrmCSVExportHelper.php	21675	0644	edit dl rm
FrmCurrencyHelper.php	10146	0644	edit dl rm
FrmDashboardHelper.php	11696	0644	edit dl rm
FrmEmailHelper.php	1191	0644	edit dl rm
FrmEmailSummaryHelper.php	14725	0644	edit dl rm
FrmEntriesHelper.php	27795	0644	edit dl rm
FrmEntriesListHelper.php	13920	0644	edit dl rm
FrmFieldGridHelper.php	6081	0644	edit dl rm
FrmFieldsHelper.php	71408	0644	edit dl rm
FrmFormActionsHelper.php	817	0644	edit dl rm
FrmFormMigratorsHelper.php	5211	0644	edit dl rm
FrmFormsHelper.php	56523	0644	edit dl rm
FrmFormsListHelper.php	13074	0644	edit dl rm
FrmFormTemplatesHelper.php	6227	0644	edit dl rm
FrmHtmlHelper.php	1699	0644	edit dl rm
FrmListHelper.php	33139	0644	edit dl rm
FrmOnboardingWizardHelper.php	4088	0644	edit dl rm
FrmOnSubmitHelper.php	14768	0644	edit dl rm
FrmSerializedStringParserHelper.php	3138	0644	edit dl rm
FrmShortcodeHelper.php	2214	0644	edit dl rm
FrmStringReaderHelper.php	2397	0644	edit dl rm
FrmStylesCardHelper.php	13417	0644	edit dl rm
FrmStylesHelper.php	25644	0644	edit dl rm
FrmStylesPreviewHelper.php	11284	0644	edit dl rm
FrmSubmitHelper.php	4425	0644	edit dl rm
FrmTipsHelper.php	12468	0644	edit dl rm
FrmXMLHelper.php	66398	0644	edit dl rm

Edit: /home/altere25/public_html/wp-content/plugins/formidable/classes/helpers/FrmListHelper.php (33139B)

<?php
if ( ! defined( 'ABSPATH' ) ) {
	die( 'You are not allowed to call this page directly.' );
}

class FrmListHelper {
	/**
	 * The current list of items
	 *
	 * @since 2.0.18
	 * @var array
	 */
	public $items;

/**
	 * @since 4.07
	 * @var bool|int
	 */
	public $total_items = false;

/**
	 * Various information about the current table
	 *
	 * @since 2.0.18
	 * @var array
	 */
	protected $_args;

/**
	 * Various information needed for displaying the pagination
	 *
	 * @since 2.0.18
	 * @var array
	 */
	protected $_pagination_args = array();

/**
	 * The current screen
	 *
	 * @since 2.0.18
	 *
	 * @var \WP_Screen
	 */
	protected $screen;

/**
	 * Cached bulk actions
	 *
	 * @since 2.0.18
	 * @var array
	 */
	private $_actions;

/**
	 * Cached pagination output
	 *
	 * @since 2.0.18
	 * @var string
	 */
	private $_pagination;

/**
	 * The view switcher modes.
	 *
	 * @since 2.0.18
	 * @var array
	 */
	protected $modes = array();

/**
	 * @var array
	 */
	protected $params;

/**
	 * Stores the value returned by ->get_column_info()
	 *
	 * @var array
	 */
	protected $_column_headers;

protected $compat_fields = array( '_args', '_pagination_args', 'screen', '_actions', '_pagination' );

protected $compat_methods = array(
		'set_pagination_args',
		'get_views',
		'get_bulk_actions',
		'bulk_actions',
		'row_actions',
		'view_switcher',
		'get_items_per_page',
		'pagination',
		'get_sortable_columns',
		'get_column_info',
		'get_table_classes',
		'display_tablenav',
		'extra_tablenav',
		'single_row_columns',
	);

/**
	 * Construct the table object
	 */
	public function __construct( $args ) {
		$args = wp_parse_args(
			$args,
			array(
				'params'   => array(),
				'plural'   => '',
				'singular' => '',
				'ajax'     => false,
				'screen'   => null,
			)
		);

$this->params = $args['params'];

$this->screen = convert_to_screen( $args['screen'] );

add_filter( "manage_{$this->screen->id}_columns", array( $this, 'get_columns' ), 0 );

if ( ! $args['plural'] ) {
			$args['plural'] = $this->screen->base;
		}

$args['plural']   = sanitize_key( $args['plural'] );
		$args['singular'] = sanitize_key( $args['singular'] );

$this->_args = $args;

if ( $args['ajax'] ) {
			// wp_enqueue_script( 'list-table' );
			add_action( 'admin_footer', array( $this, '_js_vars' ) );
		}

if ( empty( $this->modes ) ) {
			$this->modes = array(
				'list'    => __( 'List View', 'formidable' ),
				'excerpt' => __( 'Excerpt View', 'formidable' ),
			);
		}
	}

public function ajax_user_can() {
		return current_user_can( 'administrator' );
	}

public function get_columns() {
		return array();
	}

public function display_rows() {
		foreach ( $this->items as $item ) {
			echo "\n\t", $this->single_row( $item ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
		}
	}

/**
	 * Prepares the list of items for displaying.
	 *
	 * @uses FrmListHelper::set_pagination_args()
	 *
	 * @since 2.0.18
	 * @abstract
	 */
	public function prepare_items() {
		die( 'function FrmListHelper::prepare_items() must be over-ridden in a sub-class.' );
	}

/**
	 * @since 3.0
	 */
	protected function get_param( $args ) {
		return FrmAppHelper::get_simple_request(
			array(
				'param'    => $args['param'],
				'default'  => isset( $args['default'] ) ? $args['default'] : '',
				'sanitize' => isset( $args['sanitize'] ) ? $args['sanitize'] : 'sanitize_title',
				'type'     => 'request',
			)
		);
	}

/**
	 * An internal method that sets all the necessary pagination arguments
	 *
	 * @param array $args An associative array with information about the pagination.
	 */
	protected function set_pagination_args( $args ) {
		$args = wp_parse_args(
			$args,
			array(
				'total_items' => 0,
				'total_pages' => 0,
				'per_page'    => 0,
			)
		);

if ( ! $args['total_pages'] && $args['per_page'] > 0 ) {
			$args['total_pages'] = ceil( $args['total_items'] / $args['per_page'] );
		}

// Redirect if page number is invalid and headers are not already sent.
		if ( ! headers_sent() && ! wp_doing_ajax() && $args['total_pages'] > 0 && $this->get_pagenum() > $args['total_pages'] ) {
			wp_redirect( add_query_arg( 'paged', $args['total_pages'] ) );
			exit;
		}

$this->_pagination_args = $args;
	}

/**
	 * Access the pagination args.
	 *
	 * @since 2.0.18
	 *
	 * @param string $key Pagination argument to retrieve. Common values include 'total_items',
	 *                    'total_pages', 'per_page', or 'infinite_scroll'.
	 *
	 * @return int Number of items that correspond to the given pagination argument.
	 */
	public function get_pagination_arg( $key ) {
		if ( 'page' == $key ) {
			return $this->get_pagenum();
		}

if ( isset( $this->_pagination_args[ $key ] ) ) {
			return $this->_pagination_args[ $key ];
		}
	}

/**
	 * Whether the table has items to display or not
	 *
	 * @since 2.0.18
	 *
	 * @return bool
	 */
	public function has_items() {
		return ! empty( $this->items );
	}

/**
	 * Message to be displayed when there are no items
	 *
	 * @since 2.0.18
	 */
	public function no_items() {
		esc_html_e( 'No items found.', 'formidable' );
	}

/**
	 * Display the search box.
	 *
	 * @since 2.0.18
	 *
	 * @param string $text     The search button text.
	 * @param string $input_id The search input id.
	 */
	public function search_box( $text, $input_id ) {
		if ( empty( $_REQUEST['s'] ) && ! $this->has_items() ) {
			return;
		}

foreach ( array( 'orderby', 'order' ) as $search_params ) {
			$this->hidden_search_inputs( $search_params );
		}

FrmAppHelper::show_search_box( compact( 'text', 'input_id' ) );
	}

private function hidden_search_inputs( $param_name ) {
		if ( ! empty( $_REQUEST[ $param_name ] ) ) {
			$value = sanitize_text_field( wp_unslash( $_REQUEST[ $param_name ] ) );
			echo '<input type="hidden" name="' . esc_attr( $param_name ) . '" value="' . esc_attr( $value ) . '" />';
		}
	}

/**
	 * Get an associative array ( id => link ) with the list
	 * of views available on this table.
	 *
	 * @since 2.0.18
	 *
	 * @return array
	 */
	protected function get_views() {
		return array();
	}

/**
	 * Display the list of views available on this table.
	 *
	 * @since 2.0.18
	 */
	public function views() {
		$views = $this->get_views();
		/**
		 * Filter the list of available list table views.
		 *
		 * The dynamic portion of the hook name, `$this->screen->id`, refers
		 * to the ID of the current screen, usually a string.
		 *
		 * @since 3.5.0
		 *
		 * @param array $views An array of available list table views.
		 */
		$views = apply_filters( 'views_' . $this->screen->id, $views );

if ( empty( $views ) ) {
			return;
		}

echo "<ul class='subsubsub'>\n";
		foreach ( $views as $class => $view ) {
			$views[ $class ] = "\t" . '<li class="' . esc_attr( $class ) . '">' . $view;
		}
		echo implode( " |</li>\n", $views ) . "</li>\n"; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
		echo '</ul>';
	}

/**
	 * Get an associative array ( option_name => option_title ) with the list
	 * of bulk actions available on this table.
	 *
	 * @since 2.0.18
	 *
	 * @return array
	 */
	protected function get_bulk_actions() {
		return array();
	}

/**
	 * Display the bulk actions dropdown.
	 *
	 * @since 2.0.18
	 *
	 * @param string $which The location of the bulk actions: 'top' or 'bottom'.
	 *                      This is designated as optional for backwards-compatibility.
	 */
	protected function bulk_actions( $which = '' ) {
		if ( is_null( $this->_actions ) ) {
			$no_new_actions = $this->get_bulk_actions();
			$this->_actions = $no_new_actions;

/**
			 * Filter the list table Bulk Actions drop-down.
			 *
			 * The dynamic portion of the hook name, `$this->screen->id`, refers
			 * to the ID of the current screen, usually a string.
			 *
			 * This filter can currently only be used to remove bulk actions.
			 *
			 * @since 3.5.0
			 *
			 * @param array $actions An array of the available bulk actions.
			 */
			$this->_actions = apply_filters( "bulk_actions-{$this->screen->id}", $this->_actions );
			$this->_actions = array_intersect_assoc( $this->_actions, $no_new_actions );

$two = '';
		} else {
			$two = '2';
		}//end if

if ( empty( $this->_actions ) ) {
			return;
		}

echo "<label for='bulk-action-selector-" . esc_attr( $which ) . "' class='screen-reader-text'>" . esc_html__( 'Select bulk action', 'formidable' ) . '</label>';
		echo "<select name='action" . esc_attr( $two ) . "' id='bulk-action-selector-" . esc_attr( $which ) . "'>\n";
		echo "<option value='-1' selected='selected'>" . esc_html__( 'Bulk Actions', 'formidable' ) . "</option>\n";

foreach ( $this->_actions as $name => $title ) {
			$params = array(
				'value' => $name,
			);
			if ( 'edit' === $name ) {
				$params['class'] = 'hide-if-no-js';
			}

echo "\t<option ";
			FrmAppHelper::array_to_html_params( $params, true );
			echo '>' . esc_html( $title ) . '</option>' . "\n";
		}

echo "</select>\n";

if ( isset( $this->_actions['bulk_delete'] ) ) {
			$verify = $this->confirm_bulk_delete();

if ( $verify ) {
				echo "<a id='confirm-bulk-delete-" . esc_attr( $which ) . "' class='frm-hidden' href='confirm-bulk-delete' data-loaded-from='" . esc_attr( $this->loaded_from() ) . "' data-frmverify='" . esc_attr( $verify ) . "' data-frmverify-btn='frm-button-red'></a>";
			}
		}

submit_button( __( 'Apply', 'formidable' ), 'action', '', false, array( 'id' => "doaction$two" ) );
		echo "\n";
	}

/**
	 * @return string if empty there will be no confirmation pop up
	 */
	protected function confirm_bulk_delete() {
		return '';
	}

/**
	 * Get the current action selected from the bulk actions dropdown.
	 *
	 * @since 2.0.18
	 *
	 * @return false|string The action name or False if no action was selected
	 */
	public function current_action() {
		if ( ! empty( $_REQUEST['filter_action'] ) ) {
			return false;
		}

$action = $this->get_bulk_action( 'action' );
		if ( $action === false ) {
			$action = $this->get_bulk_action( 'action2' );
		}

return $action;
	}

private function get_bulk_action( $action_name ) {
		$action       = false;
		$action_param = $this->get_param(
			array(
				'param'    => $action_name,
				'sanitize' => 'sanitize_text_field',
			)
		);
		if ( $action_param && - 1 != $action_param ) {
			$action = $action_param;
		}

return $action;
	}

/**
	 * Generate row actions div
	 *
	 * @since 2.0.18
	 *
	 * @param array $actions        The list of actions.
	 * @param bool  $always_visible Whether the actions should be always visible.
	 *
	 * @return string
	 */
	protected function row_actions( $actions, $always_visible = false ) {
		$action_count = count( $actions );

$i = 0;

if ( ! $action_count ) {
			return '';
		}

$out = '<div class="' . ( $always_visible ? 'row-actions visible' : 'row-actions' ) . '">';
		foreach ( $actions as $action => $link ) {
			++$i;
			$sep  = $i == $action_count ? '' : ' | ';
			$out .= "<span class='$action'>$link$sep</span>";
		}
		$out .= '</div>';

$out .= '<button type="button" class="toggle-row"><span class="screen-reader-text">' . __( 'Show more details', 'formidable' ) . '</span></button>';

return $out;
	}

/**
	 * Display a view switcher
	 *
	 * @since 2.0.18
	 *
	 * @param string $current_mode
	 */
	protected function view_switcher( $current_mode ) {
		?>
		<input type="hidden" name="mode" value="<?php echo esc_attr( $current_mode ); ?>"/>
		<div class="view-switch">
			<?php
			foreach ( $this->modes as $mode => $title ) {
				$classes = array( 'view-' . $mode );
				if ( $current_mode == $mode ) {
					$classes[] = 'current';
				}

printf(
					'<a href="%s" class="%s" id="view-switch-' . esc_attr( $mode ) . '"><span class="screen-reader-text">%s</span></a>' . "\n",
					esc_url( add_query_arg( 'mode', $mode ) ),
					esc_attr( implode( ' ', $classes ) ),
					esc_html( $title )
				);
			}
			?>
		</div>
		<?php
	}

/**
	 * Get the current page number
	 *
	 * @since 2.0.18
	 *
	 * @return int
	 */
	public function get_pagenum() {
		$pagenum = isset( $_REQUEST['paged'] ) ? absint( $_REQUEST['paged'] ) : 0;

if ( isset( $this->_pagination_args['total_pages'] ) && $pagenum > $this->_pagination_args['total_pages'] ) {
			$pagenum = $this->_pagination_args['total_pages'];
		}

return max( 1, $pagenum );
	}

/**
	 * Get number of items to display on a single page
	 *
	 * @since 2.0.18
	 *
	 * @param string $option
	 * @param int    $default
	 *
	 * @return int
	 */
	protected function get_items_per_page( $option, $default = 20 ) {
		$per_page = (int) get_user_option( $option );
		if ( empty( $per_page ) || $per_page < 1 ) {
			$per_page = $default;
		}

/**
		 * Filter the number of items to be displayed on each page of the list table.
		 *
		 * The dynamic hook name, $option, refers to the `per_page` option depending
		 * on the type of list table in use. Possible values include: 'edit_comments_per_page',
		 * 'sites_network_per_page', 'site_themes_network_per_page', 'themes_network_per_page',
		 * 'users_network_per_page', 'edit_post_per_page', 'edit_page_per_page',
		 * 'edit_{$post_type}_per_page', etc.
		 *
		 * @since 2.9.0
		 *
		 * @param int $per_page Number of items to be displayed. Default 20.
		 */
		return (int) apply_filters( $option, $per_page );
	}

/**
	 * Display the pagination.
	 *
	 * @since 2.0.18
	 *
	 * @param string $which
	 */
	protected function pagination( $which ) {
		if ( empty( $this->_pagination_args ) ) {
			return;
		}

$total_items     = $this->_pagination_args['total_items'];
		$total_pages     = $this->_pagination_args['total_pages'];
		$infinite_scroll = false;
		if ( isset( $this->_pagination_args['infinite_scroll'] ) ) {
			$infinite_scroll = $this->_pagination_args['infinite_scroll'];
		}

/* translators: %s: Number of items */
		$output = '<span class="displaying-num">' . sprintf( _n( '%s item', '%s items', $total_items, 'formidable' ), number_format_i18n( $total_items ) ) . '</span>';

$current = $this->get_pagenum();

$page_links = array();

$total_pages_before = '<span class="paging-input">';
		$total_pages_after  = '</span>';

$disable = $this->disabled_pages( $total_pages );

$page_links[] = $this->add_page_link(
			array(
				'page'     => 'first',
				'arrow'    => '&laquo;',
				'number'   => '',
				'disabled' => $disable['first'],
			)
		);

$page_links[] = $this->add_page_link(
			array(
				'page'     => 'prev',
				'arrow'    => '&lsaquo;',
				'number'   => max( 1, $current - 1 ),
				'disabled' => $disable['prev'],
			)
		);

if ( 'bottom' == $which ) {
			$html_current_page  = $current;
			$total_pages_before = '<span class="screen-reader-text">' . __( 'Current Page', 'formidable' ) . '</span><span id="table-paging" class="paging-input">';
		} else {
			$html_current_page = sprintf(
				"%s<input class='current-page' id='current-page-selector' type='text' name='paged' value='%s' size='%d' aria-describedby='table-paging' />",
				'<label for="current-page-selector" class="screen-reader-text">' . __( 'Current Page', 'formidable' ) . '</label>',
				$current,
				strlen( $total_pages )
			);
		}
		$html_total_pages = sprintf( "<span class='total-pages'>%s</span>", number_format_i18n( $total_pages ) );

/* translators: %1$s: Current page number, %2$s: Total pages */
		$page_links[] = $total_pages_before . sprintf( _x( '%1$s of %2$s', 'paging', 'formidable' ), $html_current_page, $html_total_pages ) . $total_pages_after;

$page_links[] = $this->add_page_link(
			array(
				'page'     => 'next',
				'arrow'    => '&rsaquo;',
				'number'   => min( $total_pages, $current + 1 ),
				'disabled' => $disable['next'],
			)
		);

$page_links[] = $this->add_page_link(
			array(
				'page'     => 'last',
				'arrow'    => '&raquo;',
				'number'   => $total_pages,
				'disabled' => $disable['last'],
			)
		);

$pagination_links_class = 'pagination-links';
		if ( ! empty( $infinite_scroll ) ) {
			$pagination_links_class = ' hide-if-js';
		}
		$output .= "\n" . '<span class="' . esc_attr( $pagination_links_class ) . '">' . implode( "\n", $page_links ) . '</span>';

if ( $total_pages ) {
			$page_class = $total_pages < 2 ? ' one-page' : '';
		} else {
			$page_class = ' no-pages';
		}
		$this->_pagination = "<div class='tablenav-pages" . esc_attr( $page_class ) . "'>$output</div>";

echo $this->_pagination; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
	}

private function disabled_pages( $total_pages ) {
		$current = $this->get_pagenum();
		$disable = array(
			'first' => false,
			'last'  => false,
			'prev'  => false,
			'next'  => false,
		);

if ( $current == 1 ) {
			$disable['first'] = true;
			$disable['prev']  = true;
		} elseif ( $current == 2 ) {
			$disable['first'] = true;
		}

if ( $current == $total_pages ) {
			$disable['last'] = true;
			$disable['next'] = true;
		} elseif ( $current == $total_pages - 1 ) {
			$disable['last'] = true;
		}

return $disable;
	}

private function link_label( $link ) {
		$labels = array(
			'first' => __( 'First page', 'formidable' ),
			'last'  => __( 'Last page', 'formidable' ),
			'prev'  => __( 'Previous page', 'formidable' ),
			'next'  => __( 'Next page', 'formidable' ),
		);

return $labels[ $link ];
	}

private function current_url() {
		$current_url = set_url_scheme( 'http://' . FrmAppHelper::get_server_value( 'HTTP_HOST' ) . FrmAppHelper::get_server_value( 'REQUEST_URI' ) );

return remove_query_arg( array( 'hotkeys_highlight_last', 'hotkeys_highlight_first' ), $current_url );
	}

private function add_page_link( $atts ) {
		if ( $atts['disabled'] ) {
			$link = $this->add_disabled_link( $atts['arrow'] );
		} else {
			$link = $this->add_active_link( $atts );
		}

return $link;
	}

private function add_disabled_link( $label ) {
		return '<span class="tablenav-pages-navspan button disabled" aria-hidden="true">' . $label . '</span>';
	}

private function add_active_link( $atts ) {
		$url   = esc_url( add_query_arg( 'paged', $atts['number'], $this->current_url() ) );
		$label = $this->link_label( $atts['page'] );

return sprintf(
			"<a class='button %s-page' href='%s'><span class='screen-reader-text'>%s</span><span aria-hidden='true'>%s</span></a>",
			$atts['page'],
			$url,
			$label,
			$atts['arrow']
		);
	}

/**
	 * Get a list of sortable columns. The format is:
	 * 'internal-name' => 'orderby'
	 * or
	 * 'internal-name' => array( 'orderby', true )
	 *
	 * The second format will make the initial sorting order be descending
	 *
	 * @since 2.0.18
	 *
	 * @return array
	 */
	protected function get_sortable_columns() {
		return array();
	}

/**
	 * Gets the name of the default primary column.
	 *
	 * @since 4.3.0
	 *
	 * @return string Name of the default primary column, in this case, an empty string.
	 */
	protected function get_default_primary_column_name() {
		$columns = $this->get_columns();
		$column  = '';

// We need a primary defined so responsive views show something,
		// so let's fall back to the first non-checkbox column.
		foreach ( $columns as $col => $column_name ) {
			if ( 'cb' === $col ) {
				continue;
			}

$column = $col;
			break;
		}

return $column;
	}

/**
	 * Gets the name of the primary column.
	 *
	 * @since 4.3.0
	 *
	 * @return string The name of the primary column.
	 */
	protected function get_primary_column_name() {
		$columns = $this->get_columns();
		$default = $this->get_default_primary_column_name();

// If the primary column doesn't exist fall back to the
		// first non-checkbox column.
		if ( ! isset( $columns[ $default ] ) ) {
			$default = self::get_default_primary_column_name();
		}

/**
		 * Filter the name of the primary column for the current list table.
		 *
		 * @since 4.3.0
		 *
		 * @param string $default Column name default for the specific list table, e.g. 'name'.
		 * @param string $context Screen ID for specific list table, e.g. 'plugins'.
		 */
		$column = apply_filters( 'list_table_primary_column', $default, $this->screen->id );

if ( empty( $column ) || ! isset( $columns[ $column ] ) ) {
			$column = $default;
		}

return $column;
	}

/**
	 * Get a list of all, hidden and sortable columns, with filter applied
	 *
	 * @since 2.0.18
	 *
	 * @return array
	 */
	protected function get_column_info() {
		// $_column_headers is already set / cached
		if ( is_array( $this->_column_headers ) ) {
			// Back-compat for list tables that have been manually setting $_column_headers for horse reasons.
			// In 4.3, we added a fourth argument for primary column.
			$column_headers = array( array(), array(), array(), $this->get_primary_column_name() );
			foreach ( $this->_column_headers as $key => $value ) {
				$column_headers[ $key ] = $value;
			}

return $column_headers;
		}

$columns = get_column_headers( $this->screen );
		$hidden  = get_hidden_columns( $this->screen );

$sortable_columns = $this->get_sortable_columns();
		/**
		 * Filter the list table sortable columns for a specific screen.
		 *
		 * The dynamic portion of the hook name, `$this->screen->id`, refers
		 * to the ID of the current screen, usually a string.
		 *
		 * @since 3.5.0
		 *
		 * @param array $sortable_columns An array of sortable columns.
		 */
		$_sortable = apply_filters( "manage_{$this->screen->id}_sortable_columns", $sortable_columns );

$sortable = array();
		foreach ( $_sortable as $id => $data ) {
			if ( empty( $data ) ) {
				continue;
			}

$data = (array) $data;
			if ( ! isset( $data[1] ) ) {
				$data[1] = false;
			}

$sortable[ $id ] = $data;
		}

$primary = $this->get_primary_column_name();

$this->_column_headers = array( $columns, $hidden, $sortable, $primary );

return $this->_column_headers;
	}

/**
	 * Return number of visible columns
	 *
	 * @since 2.0.18
	 *
	 * @return int
	 */
	public function get_column_count() {
		list ( $columns, $hidden ) = $this->get_column_info();
		$hidden                    = array_intersect( array_keys( $columns ), array_filter( $hidden ) );

return count( $columns ) - count( $hidden );
	}

/**
	 * Print column headers, accounting for hidden and sortable columns.
	 *
	 * @since 2.0.18
	 *
	 * @staticvar int $cb_counter
	 *
	 * @param bool $with_id Whether to set the id attribute or not.
	 * @return void
	 */
	public function print_column_headers( $with_id = true ) {
		list( $columns, $hidden, $sortable, $primary ) = $this->get_column_info();

$current_url = set_url_scheme( 'http://' . FrmAppHelper::get_server_value( 'HTTP_HOST' ) . FrmAppHelper::get_server_value( 'REQUEST_URI' ) );
		$current_url = remove_query_arg( 'paged', $current_url );

if ( isset( $_GET['orderby'] ) ) {
			$current_orderby = sanitize_text_field( wp_unslash( $_GET['orderby'] ) );
		} else {
			$current_orderby = '';
		}

if ( isset( $_GET['order'] ) && 'desc' == $_GET['order'] ) {
			$current_order = 'desc';
		} else {
			$current_order = 'asc';
		}

if ( ! empty( $columns['cb'] ) ) {
			static $cb_counter = 1;
			$columns['cb']     = '<label class="screen-reader-text" for="cb-select-all-' . $cb_counter . '">' . __( 'Select All', 'formidable' ) . '</label>';
			$columns['cb']    .= '<input id="cb-select-all-' . esc_attr( $cb_counter ) . '" type="checkbox" />';
			++$cb_counter;
		}

foreach ( $columns as $column_key => $column_display_name ) {
			$class          = array( 'manage-column', "column-$column_key" );
			$aria_sort_attr = '';
			$order_text     = '';

if ( in_array( $column_key, $hidden ) ) {
				$class[] = 'hidden';
			}

if ( 'cb' === $column_key ) {
				$class[] = 'check-column';
			} elseif ( in_array( $column_key, array( 'posts', 'comments', 'links' ), true ) ) {
				$class[] = 'num';
			}

if ( $column_key === $primary || $column_key === 'name' ) {
				$class[] = 'column-primary';
			}

if ( isset( $sortable[ $column_key ] ) ) {
				list( $orderby, $desc_first ) = $sortable[ $column_key ];

if ( $current_orderby == $orderby ) {
					// The sorted column. The `aria-sort` attribute must be set only on the sorted column.
					if ( 'asc' === $current_order ) {
						$order          = 'desc';
						$aria_sort_attr = ' aria-sort="ascending"';
					} else {
						$order          = 'asc';
						$aria_sort_attr = ' aria-sort="descending"';
					}

$class[] = 'sorted';
					$class[] = $current_order;
				} else {
					$order   = $desc_first ? 'desc' : 'asc';
					$class[] = 'sortable';
					$class[] = $desc_first ? 'asc' : 'desc';

/* translators: Hidden accessibility text. */
					$asc_text = __( 'Sort ascending.', 'formidable' );
					/* translators: Hidden accessibility text. */
					$desc_text  = __( 'Sort descending.', 'formidable' );
					$order_text = 'asc' === $order ? $asc_text : $desc_text;
				}//end if

if ( '' !== $order_text ) {
					$order_text = ' <span class="screen-reader-text">' . $order_text . '</span>';
				}

$column_display_name = sprintf(
					'<a href="%1$s">' .
						'<span>%2$s</span>' .
						'<span class="sorting-indicators">' .
							'<span class="sorting-indicator asc" aria-hidden="true"></span>' .
							'<span class="sorting-indicator desc" aria-hidden="true"></span>' .
						'</span>' .
						'%3$s' .
					'</a>',
					esc_url( add_query_arg( compact( 'orderby', 'order' ), $current_url ) ),
					$column_display_name,
					$order_text
				);
			}//end if

$tag   = 'cb' === $column_key ? 'td' : 'th';
			$scope = 'th' === $tag ? 'scope="col"' : '';
			$id    = $with_id ? "id='" . esc_attr( $column_key ) . "'" : '';

if ( ! empty( $class ) ) {
				$class = "class='" . esc_attr( implode( ' ', $class ) ) . "'";
			}

if ( ! $this->has_min_items() && ! $with_id ) {
				// Hide the labels but show the border.
				$column_display_name = '';
			}
			echo "<$tag $scope $id $class $aria_sort_attr>$column_display_name</$tag>"; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
		}//end foreach
	}

/**
	 * Display the table
	 *
	 * @since 2.0.18
	 * @param array $args
	 */
	public function display( $args = array() ) {
		$singular     = $this->_args['singular'];
		$tbody_params = array();
		if ( $singular ) {
			$tbody_params['data-wp-lists'] = 'list:' . $singular;
		}
		if ( $this->should_display( $args, 'display-top-nav' ) ) {
			$this->display_tablenav( 'top' );
		}
		$this->screen->render_screen_reader_content( 'heading_list' );

?>
		<table class="wp-list-table <?php echo esc_attr( implode( ' ', $this->get_table_classes() ) ); ?>">
			<?php if ( $this->has_min_items( 1 ) ) { ?>
			<thead>
				<tr>
					<?php $this->print_column_headers(); ?>
				</tr>
			</thead>
			<?php } ?>

<tbody id="the-list"<?php FrmAppHelper::array_to_html_params( $tbody_params, true ); ?>>
				<?php $this->display_rows_or_placeholder(); ?>
			</tbody>

<?php if ( $this->has_min_items( 1 ) && $this->should_display( $args, 'display-bottom-headers' ) ) { ?>
			<tfoot>
				<tr>
					<?php $this->print_column_headers( false ); ?>
				</tr>
			</tfoot>
			<?php } ?>
		</table>
		<?php
		if ( $this->should_display( $args, 'display-bottom-nav' ) ) {
			$this->display_tablenav( 'bottom' );
		}
	}

/**
	 * Determines if a particular feature or element should be displayed.
	 *
	 * @param array  $args An associative array of arguments.
	 * @param string $settings The specific setting key to check within the arguments array.
	 *
	 * @return bool Returns true if the setting is not set or if it is not false; otherwise, returns false.
	 */
	protected function should_display( $args, $settings ) {
		return ! isset( $args[ $settings ] ) || false !== $args[ $settings ];
	}

/**
	 * Get a list of CSS classes for the list table table tag.
	 *
	 * @since 2.0.18
	 *
	 * @return array List of CSS classes for the table tag.
	 */
	protected function get_table_classes() {
		return array( 'widefat', 'fixed', 'striped', $this->_args['plural'] );
	}

/**
	 * Generate the table navigation above or below the table
	 *
	 * @since 2.0.18
	 *
	 * @param string $which
	 */
	protected function display_tablenav( $which ) {
		if ( 'top' === $which ) {
			wp_nonce_field( 'bulk-' . $this->_args['plural'], '_wpnonce', false );
			if ( ! $this->has_min_items( 1 ) ) {
				// Don't show bulk actions if no items.
				return;
			}
		} elseif ( ! $this->has_min_items() ) {
			// don't show the bulk actions when there aren't many rows.
			return;
		}
		?>
		<div class="tablenav <?php echo esc_attr( $which ); ?>">

<div class="alignleft actions bulkactions">
				<?php $this->bulk_actions( $which ); ?>
			</div>
			<?php
			$this->extra_tablenav( $which );
			$this->pagination( $which );
			?>

<br class="clear"/>
		</div>
		<?php
	}

/**
	 * Use this to exclude the footer labels and bulk items.
	 * When close together, it feels like duplicates.
	 *
	 * @since 4.07
	 */
	protected function has_min_items( $limit = 5 ) {
		return $this->has_items() && ( $this->total_items === false || $this->total_items >= $limit );
	}

/**
	 * Extra controls to be displayed between bulk actions and pagination
	 *
	 * @since 2.0.18
	 *
	 * @param string $which
	 */
	protected function extra_tablenav( $which ) {
	}

/**
	 * Generate the tbody element for the list table.
	 *
	 * @since 2.0.18
	 */
	public function display_rows_or_placeholder() {
		if ( $this->has_items() ) {
			$this->display_rows();
		} else {
			echo '<tr class="no-items"><td class="colspanchange" colspan="' . esc_attr( $this->get_column_count() ) . '">';
			$this->no_items();
			echo '</td></tr>';
		}
	}

/**
	 * Generates content for a single row of the table
	 *
	 * @since 2.0.18
	 *
	 * @param object $item The current item.
	 */
	public function single_row( $item ) {
		echo '<tr>';
		$this->single_row_columns( $item );
		echo '</tr>';
	}

/**
	 * Generates the columns for a single row of the table
	 *
	 * @since 2.0.18
	 *
	 * @param object $item The current item.
	 */
	protected function single_row_columns( $item ) {
		list( $columns, $hidden,, $primary ) = $this->get_column_info();

foreach ( $columns as $column_name => $column_display_name ) {
			$classes = "$column_name column-$column_name";
			if ( $primary === $column_name ) {
				$classes .= ' has-row-actions column-primary';
			}

if ( in_array( $column_name, $hidden ) ) {
				$classes .= ' hidden';
			}

$params = array(
				'class'        => $classes,
				// Comments column uses HTML in the display name with screen reader text.
				// Instead of using esc_attr(), we strip tags to get closer to a user-friendly string.
				'data-colname' => $column_display_name,
			);

if ( 'cb' === $column_name ) {
				echo '<th scope="row" class="check-column"></th>';
			} else {
				echo '<td ';
				FrmAppHelper::array_to_html_params( $params, true );
				echo '>';

if ( method_exists( $this, 'column_' . $column_name ) ) {
					echo call_user_func( array( $this, 'column_' . $column_name ), $item ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
				}

echo $this->handle_row_actions( $item, $column_name, $primary ); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
				echo '</td>';
			}
		}//end foreach
	}

/**
	 * Generates and display row actions links for the list table.
	 *
	 * @since 4.3.0
	 *
	 * @param object $item The item being acted upon.
	 * @param string $column_name Current column name.
	 * @param string $primary Primary column name.
	 *
	 * @return string The row actions output. In this case, an empty string.
	 */
	protected function handle_row_actions( $item, $column_name, $primary ) {
		return $column_name == $primary ? '<button type="button" class="toggle-row"><span class="screen-reader-text">' . esc_html__( 'Show more details', 'formidable' ) . '</span></button>' : '';
	}

/**
	 * Handle an incoming ajax request (called from admin-ajax.php)
	 *
	 * @since 2.0.18
	 */
	public function ajax_response() {
		$this->prepare_items();

ob_start();
		if ( ! empty( $_REQUEST['no_placeholder'] ) ) {
			$this->display_rows();
		} else {
			$this->display_rows_or_placeholder();
		}

$rows = ob_get_clean();

$response = array( 'rows' => $rows );

if ( isset( $this->_pagination_args['total_items'] ) ) {
			$response['total_items_i18n'] = sprintf(
				/* translators: %s: Number of items */
				_n( '%s item', '%s items', $this->_pagination_args['total_items'], 'formidable' ),
				number_format_i18n( $this->_pagination_args['total_items'] )
			);
		}
		if ( isset( $this->_pagination_args['total_pages'] ) ) {
			$response['total_pages']      = $this->_pagination_args['total_pages'];
			$response['total_pages_i18n'] = number_format_i18n( $this->_pagination_args['total_pages'] );
		}

die( wp_json_encode( $response ) );
	}

/**
	 * Send required variables to JavaScript land
	 *
	 * @return void
	 */
	public function _js_vars() {
		$args = array(
			'class'  => get_class( $this ),
			'screen' => array(
				'id'   => $this->screen->id,
				'base' => $this->screen->base,
			),
		);

printf( "<script type='text/javascript'>list_args = %s;</script>\n", wp_json_encode( $args ) );
	}

/**
	 * @return string
	 */
	protected function loaded_from() {
		return '';
	}
}

cmd: