File: /var/www/html/triad-infosec/wp-content/themes/Avada/includes/plugins/multiple_sidebars.php
<?php
/**
* Plugin Name: Sidebar Generator
* Plugin URI: http://www.getson.info
* Description: This plugin generates as many sidebars as you need. Then allows you to place them on any page you wish. Version 1.1 now supports themes with multiple sidebars.
* Version: 1.1.0
* Author: Kyle Getson
* Author URI: http://www.kylegetson.com
* Copyright (C) 2009 Kyle Robert Getson
*
* @package Avada
*/
/*
Copyright (C) 2009 Kyle Robert Getson, kylegetson.com and getson.info
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
// Do not allow directly accessing this file.
if ( ! defined( 'ABSPATH' ) ) {
exit( 'Direct script access denied.' );
}
/**
* The Sidebar Generator.
*/
class Sidebar_Generator {
/**
* The class constructor.
*
* @access public
*/
public function __construct() {
add_action( 'init', [ $this, 'init' ] );
add_action( 'widgets_admin_page', [ $this, 'admin_page' ] );
add_action( 'admin_enqueue_scripts', [ $this, 'admin_enqueue_scripts' ] );
add_action( 'admin_print_scripts', [ $this, 'admin_print_scripts' ] );
}
/**
* Initializes the sidebar registration.
*
* @access public
*/
public function init() {
if ( current_user_can( 'manage_options' ) ) {
add_action( 'wp_ajax_add_sidebar', [ $this, 'add_sidebar' ] );
add_action( 'wp_ajax_remove_sidebar', [ $this, 'remove_sidebar' ] );
}
// Go through each sidebar and register it.
$sidebars = self::get_sidebars();
if ( is_array( $sidebars ) ) {
foreach ( $sidebars as $sidebar ) {
$sidebar_class = self::name_to_class( $sidebar );
register_sidebar(
[
'name' => $sidebar,
'id' => 'avada-custom-sidebar-' . strtolower( $sidebar_class ),
'before_widget' => '<div id="%1$s" class="widget %2$s">',
'after_widget' => '</div>',
'before_title' => '<div class="heading"><h4 class="widget-title">',
'after_title' => '</h4></div>',
]
);
}
}
}
/**
* Enqueues the necessary scripts.
*
* @access public
*/
public function admin_enqueue_scripts() {
wp_enqueue_script( [ 'sack' ] );
}
/**
* Prints some additional scripts.
*
* @access public
*/
public function admin_print_scripts() {
$ajax_add_sidebar_nonce = wp_create_nonce( 'add-sidebar' );
$ajax_remove_sidebar_nonce = wp_create_nonce( 'remove-sidebar' );
?>
<script>
function add_sidebar( sidebar_name ) {
var mysack = new sack( "<?php echo esc_url_raw( admin_url( 'admin-ajax.php' ) ); ?>" );
mysack.execute = 1;
mysack.method = 'POST';
mysack.setVar( 'action', 'add_sidebar' );
mysack.setVar( 'security', '<?php echo $ajax_add_sidebar_nonce; // phpcs:ignore WordPress.Security.EscapeOutput ?>' );
mysack.setVar( 'sidebar_name', sidebar_name );
// mysack.encVar( 'cookie', document.cookie, false );
mysack.onError = function() { alert( 'Ajax error. Cannot add sidebar' ) };
mysack.runAJAX();
return true;
}
function remove_sidebar( sidebar_name, num ) {
var mysack = new sack("<?php echo esc_url_raw( admin_url( 'admin-ajax.php' ) ); ?>" );
mysack.execute = 1;
mysack.method = 'POST';
mysack.setVar( 'action', 'remove_sidebar' );
mysack.setVar( 'security', '<?php echo $ajax_remove_sidebar_nonce; // phpcs:ignore WordPress.Security.EscapeOutput ?>' );
mysack.setVar( 'sidebar_name', sidebar_name );
mysack.setVar( 'row_number', num );
//mysack.encVar( 'cookie', document.cookie, false );
mysack.onError = function() { alert( 'Ajax error. Cannot remove sidebar' ) };
mysack.runAJAX();
// alert( 'hi!:::'+sidebar_name );
return true;
}
</script>
<?php
}
/**
* Adds the sidebar.
*
* @access public
*/
public function add_sidebar() {
check_ajax_referer( 'add-sidebar', 'security' );
$sidebars = self::get_sidebars();
$name = isset( $_POST['sidebar_name'] ) ? str_replace( [ "\n", "\r", "\t" ], '', sanitize_text_field( wp_unslash( $_POST['sidebar_name'] ) ) ) : '';
$counter = ( is_array( $sidebars ) && ! empty( $sidebars ) ) ? count( $sidebars ) + 1 : 1;
$id = self::name_to_class( $name );
if ( isset( $sidebars[ $id ] ) ) {
die( "alert('" . esc_html__( 'Widget Area already exists, please use a different name.', 'Avada' ) . "')" );
}
$sidebars[ $id ] = $name;
self::update_sidebars( $sidebars );
$id = 'fusion-' . strtolower( self::name_to_class( $id ) );
$js = "
var tbl = document.getElementById('sbg_table');
var lastRow = tbl.rows.length;
// if there's no header row in the table, then iteration = lastRow + 1
var iteration = lastRow;
var row = tbl.insertRow(lastRow);
// left cell
var cellLeft = row.insertCell(0);
var textNode = document.createTextNode('$name');
cellLeft.appendChild(textNode);
//middle cell
var cellLeft = row.insertCell(1);
var textNode = document.createTextNode('$id');
cellLeft.appendChild(textNode);
var cellLeft = row.insertCell(2);
removeLink = document.createElement('a');
linkText = document.createTextNode('remove');
removeLink.setAttribute('onclick', 'remove_sidebar_link(\'$id\', \'$name\', $counter)');
removeLink.setAttribute('href', 'javascript:void(0)');
removeLink.appendChild(linkText);
cellLeft.appendChild(removeLink);
var tbl = document.getElementById( 'no-widget-sections' );
if ( tbl !== null ) {
tbl.remove();
}
location.reload();
";
die( "$js" ); // phpcs:ignore WordPress.Security.EscapeOutput
}
/**
* Removes a sidebar.
*
* @access public
*/
public function remove_sidebar() {
check_ajax_referer( 'remove-sidebar', 'security' );
$sidebars = self::get_sidebars();
$id = isset( $_POST['sidebar_name'] ) ? strtolower( str_replace( [ "\n", "\r", "\t" ], '', sanitize_text_field( wp_unslash( $_POST['sidebar_name'] ) ) ) ) : false;
$counter = '1';
if ( ! $id ) {
return;
}
if ( is_array( $sidebars ) && ! empty( $sidebars ) ) {
$sidebars = array_change_key_case( $sidebars, CASE_LOWER );
$counter = count( $sidebars );
}
$no_widget_text = esc_html__( 'No Widget area defined.', 'Avada' );
if ( ! isset( $sidebars[ $id ] ) ) {
die( 'alert("' . esc_html__( 'Widget area does not exist.', 'Avada' ) . '")' );
}
$row_number = ( isset( $_POST['row_number'] ) ) ? sanitize_text_field( wp_unslash( $_POST['row_number'] ) ) : '0';
unset( $sidebars[ $id ] );
self::update_sidebars( $sidebars );
$js = "
var tbl = document.getElementById('sbg_table');
if ( $counter - 1 == '0' ) {
var last_row = tbl.rows.length;
var row = tbl.insertRow( last_row );
var cell = row.insertCell( 0 );
var text_node = document.createTextNode( '$no_widget_text' );
row.setAttribute( 'id', 'no-widget-sections' );
cell.appendChild( text_node );
cell.colSpan = 3;
}
tbl.deleteRow( $row_number );
location.reload();
";
die( $js ); // phpcs:ignore WordPress.Security.EscapeOutput
}
/**
* Adds the admin page.
*
* @access public
*/
public function admin_page() {
?>
<script>
function remove_sidebar_link( handle, name, num ) {
answer = confirm( '<?php esc_attr_e( 'Are you sure you want to remove', 'Avada' ); ?> ' + name + '?\n<?php esc_attr_e( 'This will remove any widgets you have assigned to this widget area.', 'Avada' ); ?>' );
if ( answer ) {
remove_sidebar( handle, num );
} else {
return false;
}
}
function add_sidebar_link() {
var sidebar_name = prompt( '<?php esc_html_e( 'Widget Area Name:', 'Avada' ); ?>', '' );
if ( sidebar_name === null || sidebar_name == '' ) {
return;
}
add_sidebar( sidebar_name );
}
</script>
<div class="postbox" style="max-width:calc(42% + 900px + 1.16%);">
<h2 class="hndle ui-sortable-handle" style="padding: 15px 12px; margin: 0;">
<span><?php esc_attr_e( 'Widget Areas', 'Avada' ); ?></span>
</h2>
<div class="inside" style="margin-bottom: 0;">
<table class="widefat page" id="sbg_table">
<tr>
<th><?php esc_attr_e( 'Widget Area Name', 'Avada' ); ?></th>
<th><?php esc_attr_e( 'CSS Class', 'Avada' ); ?></th>
<th><?php esc_attr_e( 'Remove', 'Avada' ); ?></th>
</tr>
<?php $sidebars = self::get_sidebars(); ?>
<?php if ( is_array( $sidebars ) && ! empty( $sidebars ) ) : ?>
<?php $cnt = 0; ?>
<?php foreach ( $sidebars as $sidebar_handle => $sidebar_name ) : ?>
<?php $alt = ( 0 === $cnt % 2 ) ? 'alternate' : ''; ?>
<tr class="<?php echo esc_attr( $alt ); ?>">
<td><?php echo esc_html( $sidebar_name ); ?></td>
<td><?php echo 'fusion-' . strtolower( self::name_to_class( $sidebar_name ) ); // phpcs:ignore WordPress.Security.EscapeOutput ?></td>
<td><a href="javascript:void(0);" onclick="return remove_sidebar_link('<?php echo self::name_to_class( $sidebar_handle ); // phpcs:ignore WordPress.Security.EscapeOutput ?>','<?php echo esc_js( $sidebar_name ); ?>', <?php echo intval( $cnt + 1 ); ?>);" title="<?php esc_attr_e( 'Remove This Widget Area', 'Avada' ); ?>"><?php esc_html_e( 'remove', 'Avada' ); ?></a></td>
</tr>
<?php $cnt++; ?>
<?php endforeach; ?>
<?php else : ?>
<tr id="no-widget-sections">
<td colspan="3"><?php esc_html_e( 'No Widget Areas defined.', 'Avada' ); ?></td>
</tr>
<?php endif; ?>
</table>
<p class="add_sidebar"><a href="javascript:void(0);" onclick="return add_sidebar_link()" title="<?php esc_attr_e( 'Add New Widget Area', 'Avada' ); ?>" class="button button-primary"><?php esc_html_e( 'Add New Widget Area', 'Avada' ); ?></a></p>
</div>
</div>
<?php
}
/**
* Called by the action get_sidebar. this is what places this into the theme.
*
* @static
* @access public
* @param string $name The sidebat name.
*/
public static function get_sidebar( $name = '0' ) {
if ( ! is_singular() && '0' == $name ) { // phpcs:ignore WordPress.PHP.StrictComparisons.LooseComparison
$name = 'avada-blog-sidebar';
}
if ( 'none' === strtolower( $name ) || __( 'None', 'Avada' ) === $name || empty( $name ) ) {
return;
}
dynamic_sidebar( $name );
}
/**
* Called by the action get_sidebar. this is what places this into the theme.
*
* @static
* @access public
* @param string $name The sidebar name.
*/
public static function get_sidebar_2( $name = '0' ) {
self::get_sidebar( $name );
}
/**
* Replaces array of sidebar names.
*
* @static
* @access public
* @param array $sidebar_array The sidebar array.
*/
public static function update_sidebars( $sidebar_array ) {
update_option( 'sbg_sidebars', $sidebar_array );
}
/**
* Gets the generated sidebars.
*
* @static
* @access public
*/
public static function get_sidebars() {
$sidebars = get_option( 'sbg_sidebars', [] );
// Check needed in case empty string (as wrongly converted false) is stored in var.
if ( empty( $sidebars ) || ! is_array( $sidebars ) ) {
$sidebars = [];
}
return $sidebars;
}
/**
* Converts a sidebar name to a class.
*
* @static
* @access public
* @param string $name The sidebar name.
* @return string
*/
public static function name_to_class( $name ) {
$class = str_replace( [ ' ', ',', '.', '"', "'", '/', '\\', '+', '=', ')', '(', '*', '&', '^', '%', '$', '#', '@', '!', '~', '`', '<', '>', '?', '[', ']', '{', '}', '|', ':' ], '', $name );
return strtolower( sanitize_html_class( $class ) );
}
}
$sbg = new Sidebar_Generator();
/**
* Gets a generated sidebar.
*
* @param string $name The sidebar name.
* @return true
*/
function generated_dynamic_sidebar( $name = '0' ) {
Sidebar_Generator::get_sidebar( $name );
return true;
}
/**
* Gets a generated sidebar.
*
* @param string $name The sidebar name.
* @return true
*/
function generated_dynamic_sidebar_2( $name = '0' ) {
Sidebar_Generator::get_sidebar_2( $name );
return true;
}
/* Omit closing PHP tag to avoid "Headers already sent" issues. */