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Your IP : 216.73.216.174
<?php
/**
* Custom 404 Page Design
*
* @package Wanderfuls WordPress theme
* @subpackage Framework
*/
// Exit if accessed directly
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
// Start Class
if ( ! class_exists( 'TB_Custom_Error_page' ) ) {
class TB_Custom_Error_page {
/**
* Start things up
*/
public function __construct() {
add_action( 'admin_menu', array( $this, 'add_page' ) );
add_action( 'admin_init', array( $this,'register_page_options' ) );
add_filter( 'template_redirect', array( $this, 'redirect' ) );
}
/**
* Add sub menu page for the custom CSS input
*
* @link http://codex.wordpress.org/Function_Reference/add_theme_page
*/
public function add_page() {
add_submenu_page(
TB_THEME_PANEL_SLUG,
__( '404 Page', 'tb' ),
__( '404 Page', 'tb' ),
'administrator',
TB_THEME_PANEL_SLUG .'-404',
array( $this, 'create_admin_page' )
);
}
/**
* Function that will register admin page options.
*
* @link http://codex.wordpress.org/Function_Reference/register_setting
* @link http://codex.wordpress.org/Function_Reference/add_settings_section
* @link http://codex.wordpress.org/Function_Reference/add_settings_field
*/
public function register_page_options() {
// Register settings
register_setting( 'tb_error_page', 'error_page', array( $this, 'sanitize' ) );
// Add main section to our options page
add_settings_section( 'tb_error_page_main', false, array( $this, 'section_main_callback' ), 'tb-custom-error-page-admin' );
// Redirect field
add_settings_field(
'redirect',
__( 'Redirect 404\'s', 'tb' ),
array( $this, 'redirect_field_callback' ),
'tb-custom-error-page-admin',
'tb_error_page_main'
);
// Custom Page ID
add_settings_field(
'error_page_id',
__( 'Custom 404 Redirect', 'tb' ),
array( $this, 'content_id_field_callback' ),
'tb-custom-error-page-admin',
'tb_error_page_main'
);
// Title field
add_settings_field(
'error_page_title',
__( '404 Page Title', 'tb' ),
array( $this, 'title_field_callback' ),
'tb-custom-error-page-admin',
'tb_error_page_main'
);
// Content field
add_settings_field(
'error_page_text',
__( '404 Page Content', 'tb' ),
array( $this, 'content_field_callback' ),
'tb-custom-error-page-admin',
'tb_error_page_main'
);
}
/**
* Sanitization callback
*/
public function sanitize( $options ) {
// Set theme mods
if ( isset ( $options['redirect'] ) ) {
set_theme_mod( 'error_page_redirect', 1 );
} else {
set_theme_mod( 'error_page_redirect', 0 );
}
if ( isset( $options['title'] ) ) {
set_theme_mod( 'error_page_title', $options['title'] );
}
if ( isset( $options['text'] ) ) {
set_theme_mod( 'error_page_text', $options['text'] );
}
if ( isset( $options['content_id'] ) ) {
set_theme_mod( 'error_page_content_id', $options['content_id'] );
}
// Set options to nothing since we are storing in the theme mods
$options = '';
return $options;
}
/**
* Main Settings section callback
*/
public function section_main_callback( $options ) {
// Leave blank
}
/**
* Fields callback functions
*/
// Redirect field
public function redirect_field_callback() {
$val = tb_get_mod( 'error_page_redirect' );
$output = '<input type="checkbox" name="error_page[redirect]" id="error-page-redirect" value="'. $val .'" '. checked( $val, true, false ) .'> ';
$output .= '<span class="description">'. __( 'Automatically 301 redirect all 404 errors to your homepage.', 'tb' ) .'</span>';
echo $output;
}
// Custom Error Page ID
public function content_id_field_callback() {
wp_dropdown_pages( array(
'echo' => true,
'selected' => tb_get_mod( 'error_page_content_id' ),
'name' => 'error_page[content_id]',
'id' => 'error-page-content-id',
'show_option_none' => __( 'None', 'tb' ),
) ); ?>
<br />
<p class="description"><?php _e( 'Select a custom page if you want to use the Visual Composer to create your custom 404 page.', 'tb' ) ?></p>
<?php }
// Title field
public function title_field_callback() { ?>
<input type="text" name="error_page[title]" id="error-page-title" value="<?php echo tb_get_mod( 'error_page_title' ); ?>">
<p class="description"><?php _e( 'Enter a custom title for your 404 page.', 'tb' ) ?></p>
<?php }
// Content field
public function content_field_callback() {
wp_editor( tb_get_mod( 'error_page_text' ), 'error_page_text', array(
'textarea_name' => 'error_page[text]'
) );
}
/**
* Settings page output
*/
public function create_admin_page() { ?>
<div class="wrap">
<h2 style="padding-right:0;">
<?php _e( '404 Error Page', 'tb' ); ?>
</h2>
<form method="post" action="options.php">
<?php settings_fields( 'tb_error_page' ); ?>
<?php do_settings_sections( 'tb-custom-error-page-admin' ); ?>
<?php submit_button(); ?>
</form>
</div><!-- .wrap -->
<script>
( function( $ ) {
"use strict";
// Hide/Show fields if page Id is defined
var $pageIdSelect = $( '#error-page-content-id' ),
$pageIdVal = $pageIdSelect.val(),
$fieldsTohide = $( '#error-page-title, #wp-error_page_text-wrap' );
// Get tr of field to hide
var $elementsTohide = $fieldsTohide.closest( 'tr' );
// Check initial val
if ( $pageIdVal ) {
$elementsTohide.hide();
}
// Check on change
$( $pageIdSelect ).change(function () {
var $selected = $( this ).val();
if ( $selected !== '' ) {
$elementsTohide.hide();
} else {
$elementsTohide.show();
}
});
} ) ( jQuery );
</script>
<?php }
/**
* Redirect all pages to the under cronstruction page if user is not logged in
*
* @link http://codex.wordpress.org/Plugin_API/Action_Reference/template_redirect
* @since 1.6.0
*/
public function redirect() {
if ( is_404() ) :
// Redirect home
if ( tb_get_mod( 'error_page_redirect' ) ) {
wp_redirect( home_url(), 301 );
exit();
}
// Custom redirect
if ( $error_page_id = tb_get_mod( 'error_page_content_id' ) ) {
if ( function_exists( 'icl_object_id' ) ) {
$error_page_id = icl_object_id( $error_page_id, 'page' );
}
$permalink = get_permalink( $error_page_id );
if ( $permalink ) {
wp_redirect( $permalink, 301 );
exit();
}
}
endif;
}
}
}
new TB_Custom_Error_page();