Version Description
new features added to force 404 error after loading page and to disable URL autocorrection guessing, plus further enhancements
Download this release
Release Info
| Developer | petersplugins |
| Plugin |  404page – your smart custom 404 error page |
| Version | 3.0 |
| Comparing to | |
| See all releases | |
Code changes from version 2.5 to 3.0
- 404page.js +0 -20
- 404page.php +39 -688
- assets/css/404page-ui.css +94 -0
- assets/index.php +1 -0
- assets/js/404page-ui.js +13 -0
- assets/js/404page.js +11 -0
- assets/js/index.php +1 -0
- assets/pluginicon.png +0 -0
- inc/class-404page.php +1053 -0
- inc/index.php +1 -0
- index.php +1 -0
- pluginicon.png +0 -0
- readme.txt +29 -14
- uninstall.php +20 -8
404page.js
DELETED
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@@ -1,20 +0,0 @@
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-
jQuery(document).ready(function($) {
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jQuery( '#select404page' ).change(function() {
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jQuery( '#edit_404_page, #test_404_page' ).prop( 'disabled', !( jQuery( '#select404page' ).val() == jQuery( '#404page_current_value').text() != 0 ) );
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});
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jQuery( '#select404page' ).trigger( 'change' );
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jQuery( '#edit_404_page' ).click(function() {
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window.location.href = jQuery( '#404page_edit_link' ).text();
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});
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jQuery( '#test_404_page' ).click(function() {
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window.location.href = jQuery( '#404page_test_link' ).text();
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});
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jQuery( '#404page_admin_notice .notice-dismiss' ).click( function() {
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jQuery.ajax({
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url: ajaxurl,
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data: {
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action: '404page_dismiss_admin_notice'
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}
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});
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});
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});
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404page.php
CHANGED
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@@ -1,723 +1,74 @@
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<?php
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/*
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Plugin Name: 404page - your smart custom 404 error page
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Plugin URI: http://petersplugins.com/free-wordpress-plugins/404page/
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Description: Custom 404 the easy way! Set any page as custom 404 error page. No coding needed. Works with (almost) every Theme.
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Version: 2.5
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Author: Peter Raschendorfer
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Author URI: http://petersplugins.com
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Text Domain: 404page
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License: GPL2+
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License URI: http://www.gnu.org/licenses/gpl-2.0.txt
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*/
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if ( ! defined( 'WPINC' ) ) {
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die;
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}
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define( 'PP_404', true );
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-
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class Smart404Page {
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public $plugin_name;
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public $plugin_slug;
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public $version;
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private $wp_url;
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private $my_url;
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private $dc_url;
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public $settings;
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private $template;
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private $postid;
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public function __construct() {
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$this->plugin_name = '404page';
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$this->plugin_slug = '404page';
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$this->version = '2.5';
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$this->get_settings();
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$this->load();
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}
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-
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// get all settings
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private function get_settings() {
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$this->settings = array();
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$this->settings['404page_page_id'] = $this->get_404page_id();
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$this->settings['404page_hide'] = $this->get_404page_hide();
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$this->settings['404page_fire_error'] = $this->get_404page_fire_error();
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// $this->settings['404page_method'] = $this->get_404page_method(); --> moved to set_mode in v 2.2 because this may be too early here
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$this->settings['404page_native'] = false;
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}
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-
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// load
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// this function was introduced in v 2.4 and runs the init() function on firing of init action to ensure everything is loaded properly
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private function load() {
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-
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add_action( 'init', array( $this, 'init' ) );
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-
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}
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// do plugin init
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// as of v 2.4 this runs after init action has fired to ensure everything is loaded properly
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function init() {
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-
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// as of v 2.2 always call set_mode
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// as of v 2.4 we do not need to add an init action hook
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$this->set_mode();
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-
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if ( !is_admin() ) {
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-
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add_action( 'pre_get_posts', array ( $this, 'exclude_404page' ) );
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add_filter( 'get_pages', array ( $this, 'remove_404page_from_array' ), 10, 2 );
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-
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} else {
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-
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add_action( 'admin_init', array( $this, 'admin_init' ) );
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add_action( 'admin_menu', array( $this, 'admin_menu' ) );
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add_action( 'admin_head', array( $this, 'admin_css' ) );
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add_filter( 'plugin_action_links_' . plugin_basename( __FILE__ ), array( $this, 'add_settings_link' ) );
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-
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if ( $this->settings['404page_hide'] and $this->settings['404page_page_id'] > 0 ) {
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add_action( 'pre_get_posts' ,array ( $this, 'exclude_404page' ) );
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}
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-
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}
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}
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-
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// init filters
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function set_mode() {
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-
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$this->settings['404page_method'] = $this->get_404page_method();
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-
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| 90 |
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if ( !is_admin() ) {
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-
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| 92 |
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if ( defined( 'CUSTOMIZR_VER' ) ) {
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-
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// Customizr Compatibility Mode
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-
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add_filter( 'tc_404_header_content', array( $this, 'show404title_customizr_mode' ), 999 );
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add_filter( 'tc_404_content', array( $this, 'show404_customizr_mode' ), 999 );
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add_filter( 'tc_404_selectors', array( $this, 'show404articleselectors_customizr_mode' ), 999 );
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-
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} elseif ( $this->settings['404page_method'] != 'STD' ) {
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-
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// Compatibility Mode
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// as of v 2.4 we use the the_posts filter instead of posts_results, because the posts array is internally processed after posts_results fires
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add_filter( 'the_posts', array( $this, 'show404_compatiblity_mode' ), 999 );
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-
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// as of v 2.5 we remove the filter if the DW Question & Answer plugin by DesignWall (https://www.designwall.com/wordpress/plugins/dw-question-answer/) is active and we're in the answers list
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add_filter( 'dwqa_prepare_answers', array( $this, 'remove_show404_compatiblity_mode' ), 999 );
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} else {
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-
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// Standard Mode
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add_filter( '404_template', array( $this, 'show404_standard_mode' ), 999 );
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if ( $this->settings['404page_fire_error'] ) {
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add_action( 'template_redirect', array( $this, 'do_404_header_standard_mode' ) );
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}
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}
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}
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}
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// show 404 page - Standard Mode
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function show404_standard_mode( $template ) {
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-
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global $wp_query;
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$pageid = $this->get_page_id();
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if ( $pageid > 0 ) {
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if ( ! $this->settings['404page_native'] ) {
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$wp_query = null;
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$wp_query = new WP_Query();
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$wp_query->query( 'page_id=' . $pageid );
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$wp_query->the_post();
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$template = get_page_template();
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rewind_posts();
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add_filter( 'body_class', array( $this, 'add_404_body_class' ) );
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}
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$this->do_404page_action();
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}
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return $template;
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-
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}
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-
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// show 404 page - Compatibility Mode
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function show404_compatiblity_mode( $posts ) {
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-
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// remove the filter so we handle only the first query - no custom queries
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remove_filter( 'the_posts', array( $this, 'show404_compatiblity_mode' ), 999 );
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-
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$pageid = $this->get_page_id();
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if ( $pageid > 0 && ! $this->settings['404page_native'] ) {
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if ( empty( $posts ) && is_main_query() && !is_robots() && !is_home() && !is_feed() && !is_search() && !is_archive() && ( !defined('DOING_AJAX') || !DOING_AJAX ) ) {
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-
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// as of v2.1 we do not alter the posts argument here because this does not work with SiteOrigin's Page Builder Plugin, template_include filter introduced
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$this->postid = $pageid;
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-
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// as of v 2.4 we use the the_posts filter instead of posts_results
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// therefore we have to reset $wp_query
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// resetting $wp_query also forces us to remove the pre_get_posts action plus the get_pages filter
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remove_action( 'pre_get_posts', array ( $this, 'exclude_404page' ) );
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remove_filter( 'get_pages', array ( $this, 'remove_404page_from_array' ), 10, 2 );
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global $wp_query;
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$wp_query = null;
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$wp_query = new WP_Query();
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$wp_query->query( 'page_id=' . $pageid );
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$wp_query->the_post();
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$this->template = get_page_template();
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-
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$posts = $wp_query->posts;
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$wp_query->rewind_posts();
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} elseif ( 1 == count( $posts ) && 'page' == $posts[0]->post_type ) {
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-
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// Do a 404 if the 404 page is opened directly
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if ( $this->settings['404page_fire_error'] ) {
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$curpageid = $posts[0]->ID;
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-
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if ( defined( 'ICL_SITEPRESS_VERSION' ) ) {
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-
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// WPML is active - get the post ID of the default language
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global $sitepress;
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$curpageid = apply_filters( 'wpml_object_id', $curpageid, 'page', $sitepress->get_default_language() );
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$pageid = apply_filters( 'wpml_object_id', $pageid, 'page', $sitepress->get_default_language() );
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-
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} elseif ( defined( 'POLYLANG_VERSION' ) ) {
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-
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// Polylang is active - get the post ID of the default language
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$curpageid = pll_get_post( $curpageid, pll_default_language() );
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$pageid = pll_get_post( $pageid, pll_default_language() );
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}
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-
if ( $pageid == $curpageid ) {
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add_action( 'wp', array( $this, 'do_404_header' ) );
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add_filter( 'body_class', array( $this, 'add_404_body_class' ) );
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$this->do_404page_action();
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}
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}
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}
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} elseif ( $pageid > 0 && $this->settings['404page_native'] ) {
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$this->do_404page_action();
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}
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return $posts;
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}
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// this function is called by the dwqa_prepare_answers filter
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function remove_show404_compatiblity_mode( $args ) {
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| 221 |
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remove_filter( 'the_posts', array( $this, 'show404_compatiblity_mode' ), 999 );
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| 222 |
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return $args;
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| 223 |
-
}
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| 224 |
-
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| 225 |
-
// this function overrides the page template in compatibilty mode
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| 226 |
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function change_404_template( $template ) {
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-
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| 228 |
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// we have to check if the template file is there because if the theme was changed maybe a wrong template is stored in the database
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| 229 |
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$new_template = locate_template( array( $this->template ) );
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| 230 |
-
if ( '' != $new_template ) {
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| 231 |
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return $new_template ;
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| 232 |
-
}
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| 233 |
-
return $template;
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-
}
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-
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// send a 404 HTTP header - Standard Mode
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| 237 |
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function do_404_header_standard_mode() {
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| 238 |
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if ( is_page() && get_the_ID() == $this->settings['404page_page_id'] && !is_404() ) {
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| 239 |
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status_header( 404 );
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| 240 |
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nocache_headers();
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| 241 |
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$this->do_404page_action();
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| 242 |
-
}
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| 243 |
-
}
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| 244 |
-
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| 245 |
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// send a 404 HTTP header - Compatibility Mode
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| 246 |
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function do_404_header() {
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| 247 |
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// remove the action so we handle only the first query - no custom queries
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| 248 |
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remove_action( 'wp', array( $this, 'do_404_header' ) );
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| 249 |
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status_header( 404 );
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| 250 |
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nocache_headers();
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| 251 |
-
}
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| 252 |
-
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| 253 |
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// adds the error404 class to the body classes
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| 254 |
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function add_404_body_class( $classes ) {
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| 255 |
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$classes[] = 'error404';
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| 256 |
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return $classes;
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| 257 |
-
}
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| 258 |
-
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| 259 |
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// show title - Customizr Compatibility Mode
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| 260 |
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function show404title_customizr_mode( $title ) {
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| 261 |
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if ( ! $this->settings['404page_native'] ) {
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| 262 |
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return '<h1 class="entry-title">' . get_the_title( $this->get_page_id() ) . '</h1>';
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| 263 |
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} else {
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| 264 |
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return $title;
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| 265 |
-
}
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| 266 |
-
}
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| 267 |
-
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| 268 |
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// show content - Customizr Compatibility Mode
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| 269 |
-
function show404_customizr_mode( $content ) {
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| 270 |
-
if ( ! $this->settings['404page_native'] ) {
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| 271 |
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return '<div class="entry-content">' . apply_filters( 'the_content', get_post_field( 'post_content', $this->get_page_id() ) ) . '</div>';
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| 272 |
-
} else {
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| 273 |
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return $content;
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| 274 |
-
}
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| 275 |
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$this->do_404page_action();
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| 276 |
-
}
|
| 277 |
-
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| 278 |
-
// change article selectors - Customizr Compatibility Mode
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| 279 |
-
function show404articleselectors_customizr_mode( $selectors ) {
|
| 280 |
-
if ( ! $this->settings['404page_native'] ) {
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| 281 |
-
return 'id="post-' . $this->get_page_id() . '" ' . 'class="' . join( ' ', get_post_class( 'row-fluid', $this->get_page_id() ) ) . '"';
|
| 282 |
-
} else {
|
| 283 |
-
return $selectors;
|
| 284 |
-
}
|
| 285 |
-
}
|
| 286 |
-
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| 287 |
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// init the admin section
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| 288 |
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function admin_init() {
|
| 289 |
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$this->wp_url = 'https://wordpress.org/plugins/' . $this->plugin_slug;
|
| 290 |
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$this->my_url = 'http://petersplugins.com/free-wordpress-plugins/' . $this->plugin_slug;
|
| 291 |
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$this->dc_url = 'http://petersplugins.com/docs/' . $this->plugin_slug;
|
| 292 |
-
load_plugin_textdomain( '404page' );
|
| 293 |
-
add_settings_section( '404page-settings', null, null, '404page_settings_section' );
|
| 294 |
-
register_setting( '404page_settings', '404page_page_id' );
|
| 295 |
-
register_setting( '404page_settings', '404page_hide' );
|
| 296 |
-
register_setting( '404page_settings', '404page_method' );
|
| 297 |
-
register_setting( '404page_settings', '404page_fire_error' );
|
| 298 |
-
add_settings_field( '404page_settings_404page', __( 'Page to be displayed as 404 page', '404page' ) . ' <a class="dashicons dashicons-editor-help" href="' . $this->dc_url . '/#settings_select_page"></a>' , array( $this, 'admin_404page' ), '404page_settings_section', '404page-settings', array( 'label_for' => '404page_page_id' ) );
|
| 299 |
-
add_settings_field( '404page_settings_hide', __( 'Hide 404 page', '404page' ) . ' <a class="dashicons dashicons-editor-help" href="' . $this->dc_url . '/#settings_hide_page"></a>' , array( $this, 'admin_hide' ), '404page_settings_section', '404page-settings', array( 'label_for' => '404page_hide' ) );
|
| 300 |
-
add_settings_field( '404page_settings_fire', __( 'Fire 404 error', '404page' ) . ' <a class="dashicons dashicons-editor-help" href="' . $this->dc_url . '/#settings_fire_404"></a>' , array( $this, 'admin_fire404' ), '404page_settings_section', '404page-settings', array( 'label_for' => '404page_fire_error' ) );
|
| 301 |
-
add_settings_field( '404page_settings_method', __( 'Operating Method', '404page' ) . ' <a class="dashicons dashicons-editor-help" href="' . $this->dc_url . '/#settings_operating_method"></a>' , array( $this, 'admin_method' ), '404page_settings_section', '404page-settings', array( 'label_for' => '404page_method' ) );
|
| 302 |
-
}
|
| 303 |
-
|
| 304 |
-
// add css
|
| 305 |
-
function admin_css() {
|
| 306 |
-
echo '<style type="text/css">#select404page {width: 100%; }';
|
| 307 |
-
if ( $this->settings['404page_page_id'] > 0 ) {
|
| 308 |
-
foreach ( $this->get_all_page_ids() as $pid ) {
|
| 309 |
-
echo ' #the-list #post-' . $pid . ' .column-title .row-title:before { content: "404"; background-color: #333; color: #FFF; display: inline-block; padding: 0 5px; margin-right: 10px; }';
|
| 310 |
-
}
|
| 311 |
-
}
|
| 312 |
-
echo '</style>';
|
| 313 |
-
}
|
| 314 |
-
|
| 315 |
-
// handle the settings field page id
|
| 316 |
-
function admin_404page() {
|
| 317 |
-
if ( $this->settings['404page_page_id'] < 0 ) {
|
| 318 |
-
echo '<div class="error form-invalid" style="line-height: 3em">' . __( 'The page you have selected as 404 page does not exist anymore. Please choose another page.', '404page' ) . '</div>';
|
| 319 |
-
}
|
| 320 |
-
wp_dropdown_pages( array( 'name' => '404page_page_id', 'id' => 'select404page', 'echo' => 1, 'show_option_none' => __( '— NONE (WP default 404 page) —', '404page'), 'option_none_value' => '0', 'selected' => $this->settings['404page_page_id'] ) );
|
| 321 |
-
echo '<div id="404page_edit_link" style="display: none">' . get_edit_post_link( $this->get_404page_id() ) . '</div>';
|
| 322 |
-
echo '<div id="404page_test_link" style="display: none">' . get_site_url() . '/' . md5( rand() ) . '/' . md5( rand() ) . '/' . md5( rand() ) . '</div>';
|
| 323 |
-
echo '<div id="404page_current_value" style="display: none">' . $this->get_404page_id() . '</div>';
|
| 324 |
-
echo '<p class="submit"><input type="button" name="edit_404_page" id="edit_404_page" class="button secondary" value="' . __( 'Edit Page', '404page' ) . '" /> <input type="button" name="test_404_page" id="test_404_page" class="button secondary" value="' . __( 'Test 404 error', '404page' ) . '" /></p>';
|
| 325 |
-
}
|
| 326 |
-
|
| 327 |
-
// handle the settings field hide
|
| 328 |
-
function admin_hide() {
|
| 329 |
-
echo '<p><input type="checkbox" id="404page_hide" name="404page_hide" value="1"' . checked( true, $this->settings['404page_hide'], false ) . '/>';
|
| 330 |
-
echo '<label for="404page_hide">' . __( 'Hide the selected page from the Pages list', '404page' ) . '</label></p>';
|
| 331 |
-
echo '<p><span class="dashicons dashicons-info"></span> ' . __( 'For Administrators the page is always visible.', '404page' ) . '</p>';
|
| 332 |
-
}
|
| 333 |
-
|
| 334 |
-
// handle the settings field fire 404 error
|
| 335 |
-
function admin_fire404() {
|
| 336 |
-
echo '<p><input type="checkbox" id="404page_fire_error" name="404page_fire_error" value="1"' . checked( true, $this->settings['404page_fire_error'], false ) . '/>';
|
| 337 |
-
echo '<label for="404page_fire_error">' . __( 'Send an 404 error if the page is accessed directly by its URL', '404page' ) . '</label></p>';
|
| 338 |
-
echo '<p><span class="dashicons dashicons-info"></span> ' . __( 'Uncheck this if you want the selected page to be accessible.', '404page' ) . '</p>';
|
| 339 |
-
if ( function_exists( 'wpsupercache_activate' ) ) {
|
| 340 |
-
echo '<p><span class="dashicons dashicons-warning"></span> <strong>' . __( 'WP Super Cache Plugin detected', '404page' ) . '</strong>. ' . __ ( 'If the page you selected as 404 error page is in cache, always a HTTP code 200 is sent. To avoid this and send a HTTP code 404 you have to exlcude this page from caching', '404page' ) . ' (<a href="' . admin_url( 'options-general.php?page=wpsupercache&tab=settings#rejecturi' ) . '">' . __( 'Click here', '404page' ) . '</a>).<br />(<a href="' . $this->dc_url . '/#wp_super_cache">' . __( 'Read more', '404page' ) . '</a>)</p>';
|
| 341 |
-
}
|
| 342 |
-
}
|
| 343 |
-
|
| 344 |
-
// handle the settings field method
|
| 345 |
-
function admin_method() {
|
| 346 |
|
| 347 |
-
if ( $this->settings['404page_native'] ) {
|
| 348 |
-
|
| 349 |
-
echo '<p><span class="dashicons dashicons-info"></span> ' . __( 'This setting is not available because the Theme you are using natively supports the 404page plugin.', '404page' ) . ' (<a href="' . $this->dc_url . '/#native_mode">' . __( 'Read more', '404page' ) . '</a>)</p>';
|
| 350 |
-
|
| 351 |
-
} elseif ( defined( 'CUSTOMIZR_VER' ) ) {
|
| 352 |
-
|
| 353 |
-
echo '<p><span class="dashicons dashicons-info"></span> ' . __( 'This setting is not availbe because the 404page Plugin works in Customizr Compatibility Mode.', '404page' ) . ' (<a href="' . $this->dc_url . '/#special_modes">' . __( 'Read more', '404page' ) . '</a>)</p>';
|
| 354 |
-
|
| 355 |
-
} elseif ( defined( 'ICL_SITEPRESS_VERSION' ) ) {
|
| 356 |
-
|
| 357 |
-
echo '<p><span class="dashicons dashicons-info"></span> ' . __( 'This setting is not availbe because the 404page Plugin works in WPML Mode.', '404page' ) . ' (<a href="' . $this->dc_url . '/#special_modes">' . __( 'Read more', '404page' ) . '</a>)</p>';
|
| 358 |
-
|
| 359 |
-
} elseif ( defined( 'xxxPOLYLANG_VERSION' ) ) {
|
| 360 |
-
|
| 361 |
-
echo '<p><span class="dashicons dashicons-info"></span> ' . __( 'This setting is not availbe because the 404page Plugin works in Polylang Mode.', '404page' ) . ' (<a href="' . $this->dc_url . '/#special_modes">' . __( 'Read more', '404page' ) . '</a>)</p>';
|
| 362 |
-
|
| 363 |
-
} else {
|
| 364 |
-
|
| 365 |
-
echo '<p><input type="radio" id="404page_settings_method_standard" name="404page_method" value="STD"' . checked( 'STD', $this->settings['404page_method'], false ) . ' />';
|
| 366 |
-
echo '<label for="404page_settings_method_standard">' . __( 'Standard Mode', '404page' ) . '</label></p>';
|
| 367 |
-
|
| 368 |
-
echo '<p><input type="radio" id="404page_settings_method_compatibility" name="404page_method" value="CMP"' . checked( 'CMP', $this->settings['404page_method'], false ) . '/>';
|
| 369 |
-
echo '<label for="404page_settings_method_compatibility">' . __( 'Compatibility Mode', '404page' ) . '</label></p>';
|
| 370 |
-
|
| 371 |
-
echo '<p><span class="dashicons dashicons-info"></span> ' . __( 'Standard Mode uses the WordPress Template System and should work in most cases. If the 404page plugin does not work properly, probably you are using a theme or plugin that modifies the WordPress Template System. In this case the Compatibility Mode maybe can fix the problem, although it cannot be guaranteed that every possible configuration can be handled by Compatibility Mode. Standard Mode is the recommended method, only switch to Compatibility Mode if you have any problems.', '404page' ) . '</p>';
|
| 372 |
-
|
| 373 |
-
}
|
| 374 |
-
|
| 375 |
-
}
|
| 376 |
-
|
| 377 |
-
// this function hides the selected page from the list of pages
|
| 378 |
-
function exclude_404page( $query ) {
|
| 379 |
-
$pageid = $this->get_page_id();
|
| 380 |
-
if ( $pageid > 0 ) {
|
| 381 |
-
global $pagenow;
|
| 382 |
-
|
| 383 |
-
$post_type = $query->get( 'post_type' );
|
| 384 |
-
|
| 385 |
-
// as of v 2.3 we check the post_type on front end
|
| 386 |
-
// as of v 2.5 we also hide the page from search results on front end
|
| 387 |
-
if( ( is_admin() && ( 'edit.php' == $pagenow && !current_user_can( 'create_users' ) ) ) || ( ! is_admin() && ( is_search() || ( !empty( $post_type) && ( ('page' === $post_type || 'any' === $post_type) || ( is_array( $post_type ) && in_array( 'page', $post_type ) ) ) ) ) ) ) {
|
| 388 |
-
|
| 389 |
-
// as of v 2.4 we hide all translations in admin for WPML
|
| 390 |
-
// as of v 2.5 we hide all translations from search results on front end for WPML
|
| 391 |
-
if ( is_admin() || ( ! is_admin() && is_search() ) ) {
|
| 392 |
-
$pageids = $this->get_all_page_ids();
|
| 393 |
-
} else {
|
| 394 |
-
$pageids = array( $pageid );
|
| 395 |
-
}
|
| 396 |
-
|
| 397 |
-
// as of v 2.3 we add the ID of the 404 page to post__not_in
|
| 398 |
-
// using just $query->set() overrides existing settings but not adds a new setting
|
| 399 |
-
$query->set( 'post__not_in', array_merge( (array)$query->get( 'post__not_in', array() ), $pageids ) );
|
| 400 |
-
|
| 401 |
-
}
|
| 402 |
-
}
|
| 403 |
-
}
|
| 404 |
-
|
| 405 |
-
// this function removes the 404 page from get_pages result array
|
| 406 |
-
function remove_404page_from_array( $pages, $r ) {
|
| 407 |
-
$pageid = $this->get_page_id();
|
| 408 |
-
if ( $pageid > 0 ) {
|
| 409 |
-
for ( $i = 0; $i < sizeof( $pages ); $i++ ) {
|
| 410 |
-
if ( $pages[$i]->ID == $pageid ) {
|
| 411 |
-
unset( $pages[$i] );
|
| 412 |
-
break;
|
| 413 |
-
}
|
| 414 |
-
}
|
| 415 |
-
}
|
| 416 |
-
return array_values( $pages );
|
| 417 |
-
}
|
| 418 |
-
|
| 419 |
-
// adds the options page to admin menu
|
| 420 |
-
function admin_menu() {
|
| 421 |
-
$page_handle = add_theme_page ( __( '404 Error Page', "404page" ), __( '404 Error Page', '404page' ), 'manage_options', '404pagesettings', array( $this, 'admin_page' ) );
|
| 422 |
-
add_action( 'admin_print_scripts', array( $this, 'admin_js' ) );
|
| 423 |
-
}
|
| 424 |
-
|
| 425 |
-
// adds javascript to the 404page settings page
|
| 426 |
-
function admin_js() {
|
| 427 |
-
wp_enqueue_script( '404pagejs', plugins_url( '/404page.js', __FILE__ ), 'jquery', $this->version, true );
|
| 428 |
-
}
|
| 429 |
-
|
| 430 |
-
// creates the options page
|
| 431 |
-
function admin_page() {
|
| 432 |
-
if ( !current_user_can( 'manage_options' ) ) {
|
| 433 |
-
wp_die( __( 'You do not have sufficient permissions to access this page.' ) );
|
| 434 |
-
}
|
| 435 |
-
?>
|
| 436 |
-
<div class="wrap">
|
| 437 |
-
<?php screen_icon(); ?>
|
| 438 |
-
<h2 style="min-height: 32px; line-height: 32px; padding-left: 40px; background-image: url(<?php echo plugins_url( 'pluginicon.png', __FILE__ ); ?>); background-repeat: no-repeat; background-position: left center"><a href="<?php echo $this->my_url; ?>">404page</a> <?php echo __( 'Settings', '404page' ); ?></h2>
|
| 439 |
-
<?php settings_errors(); ?>
|
| 440 |
-
<hr />
|
| 441 |
-
<p>Plugin Version: <?php echo $this->version; ?> <a class="dashicons dashicons-editor-help" href="<?php echo $this->wp_url; ?>/changelog/"></a></p>
|
| 442 |
-
<div id="poststuff">
|
| 443 |
-
<div id="post-body" class="metabox-holder columns-2">
|
| 444 |
-
<div id="post-body-content">
|
| 445 |
-
<div class="meta-box-sortables ui-sortable">
|
| 446 |
-
<form method="post" action="options.php">
|
| 447 |
-
<div class="postbox">
|
| 448 |
-
<div class="inside">
|
| 449 |
-
<?php
|
| 450 |
-
settings_fields( '404page_settings' );
|
| 451 |
-
do_settings_sections( '404page_settings_section' );
|
| 452 |
-
submit_button();
|
| 453 |
-
?>
|
| 454 |
-
</div>
|
| 455 |
-
</div>
|
| 456 |
-
</form>
|
| 457 |
-
</div>
|
| 458 |
-
</div>
|
| 459 |
-
<?php { $this->show_meta_boxes(); } ?>
|
| 460 |
-
</div>
|
| 461 |
-
<br class="clear">
|
| 462 |
-
</div>
|
| 463 |
-
</div>
|
| 464 |
-
<?php
|
| 465 |
-
}
|
| 466 |
-
|
| 467 |
-
// returns the id of the 404 page if one is defined, returns 0 if none is defined, returns -1 if the defined page id does not exist
|
| 468 |
-
private function get_404page_id() {
|
| 469 |
-
$pageid = get_option( '404page_page_id', 0 );
|
| 470 |
-
if ( $pageid != 0 ) {
|
| 471 |
-
$page = get_post( $pageid );
|
| 472 |
-
if ( !$page || $page->post_status != 'publish' ) {
|
| 473 |
-
$pageid = -1;
|
| 474 |
-
}
|
| 475 |
-
}
|
| 476 |
-
return $pageid;
|
| 477 |
-
}
|
| 478 |
-
|
| 479 |
-
// returns the selected method
|
| 480 |
-
private function get_404page_method() {
|
| 481 |
-
if ( defined( 'ICL_SITEPRESS_VERSION' ) || defined( 'xxxPOLYLANG_VERSION' ) ) {
|
| 482 |
-
// WPML or Polylang is active
|
| 483 |
-
return 'CMP';
|
| 484 |
-
} else {
|
| 485 |
-
return get_option( '404page_method', 'STD' );
|
| 486 |
-
}
|
| 487 |
-
}
|
| 488 |
-
|
| 489 |
-
// should we hide the selected 404 page from the page list?
|
| 490 |
-
private function get_404page_hide() {
|
| 491 |
-
return (bool)get_option( '404page_hide', false );
|
| 492 |
-
}
|
| 493 |
-
|
| 494 |
-
// should we fire an 404 error if the selected page is accessed directly?
|
| 495 |
-
private function get_404page_fire_error() {
|
| 496 |
-
return (bool)get_option( '404page_fire_error', true );
|
| 497 |
-
}
|
| 498 |
-
|
| 499 |
-
// as of version 2.4 this function returns the page id of the 404 page in the current language
|
| 500 |
-
// in previous versions this functions required a parameter and only did the translation if WPML or Polylang is active
|
| 501 |
-
// now we have all in one function
|
| 502 |
-
private function get_page_id() {
|
| 503 |
-
|
| 504 |
-
$pageid = $this->settings['404page_page_id'];
|
| 505 |
-
|
| 506 |
-
if ( $pageid > 0 ) {
|
| 507 |
-
|
| 508 |
-
if ( defined( 'ICL_SITEPRESS_VERSION' ) ) {
|
| 509 |
-
|
| 510 |
-
// WPML is active
|
| 511 |
-
$pageid = apply_filters( 'wpml_object_id', $pageid, 'page', true );
|
| 512 |
-
|
| 513 |
-
} elseif ( defined( 'POLYLANG_VERSION' ) ) {
|
| 514 |
-
|
| 515 |
-
// Polylang is active
|
| 516 |
-
$translatedpageid = pll_get_post( $pageid );
|
| 517 |
-
if ( !empty( $translatedpageid ) && 'publish' == get_post_status( $translatedpageid ) ) {
|
| 518 |
-
$pageid = $translatedpageid;
|
| 519 |
-
}
|
| 520 |
-
}
|
| 521 |
-
|
| 522 |
-
}
|
| 523 |
-
|
| 524 |
-
return $pageid;
|
| 525 |
-
|
| 526 |
-
}
|
| 527 |
-
|
| 528 |
-
// if WPML is active this function returns an array of all page ids in all available languages
|
| 529 |
-
// otherwise it returns the page id as array
|
| 530 |
-
// introduced in v 2.4
|
| 531 |
-
private function get_all_page_ids() {
|
| 532 |
-
|
| 533 |
-
if ( defined( 'ICL_SITEPRESS_VERSION' ) ) {
|
| 534 |
-
|
| 535 |
-
// WPML is active
|
| 536 |
-
// get an array for all translations
|
| 537 |
-
|
| 538 |
-
$pageid = $this->settings['404page_page_id'];
|
| 539 |
-
$pages = array( $pageid );
|
| 540 |
-
if ( $pageid > 0 ) {
|
| 541 |
-
$languages = apply_filters( 'wpml_active_languages', NULL );
|
| 542 |
-
if ( !empty( $languages ) ) {
|
| 543 |
-
foreach( $languages as $l ) {
|
| 544 |
-
$p = apply_filters( 'wpml_object_id', $pageid, 'page', false, $l['language_code'] );
|
| 545 |
-
if ( $p ) {
|
| 546 |
-
$pages[] = $p;
|
| 547 |
-
}
|
| 548 |
-
}
|
| 549 |
-
}
|
| 550 |
-
}
|
| 551 |
-
$pageids = array_unique( $pages, SORT_NUMERIC );
|
| 552 |
-
|
| 553 |
-
} else {
|
| 554 |
-
|
| 555 |
-
$pageids = array( $this->get_page_id() );
|
| 556 |
-
|
| 557 |
-
}
|
| 558 |
-
|
| 559 |
-
return $pageids;
|
| 560 |
-
|
| 561 |
-
}
|
| 562 |
-
|
| 563 |
-
// make plugin expandable
|
| 564 |
-
function do_404page_action() {
|
| 565 |
-
do_action( '404page_after_404' );
|
| 566 |
-
}
|
| 567 |
-
|
| 568 |
-
// show meta boxes
|
| 569 |
-
function show_meta_boxes() {
|
| 570 |
-
?>
|
| 571 |
-
<div id="postbox-container-1" class="postbox-container">
|
| 572 |
-
<div class="meta-box-sortables">
|
| 573 |
-
<div class="postbox">
|
| 574 |
-
<h3><span><?php _e( 'Like this Plugin?', '404page' ); ?></span></h3>
|
| 575 |
-
<div class="inside">
|
| 576 |
-
<ul>
|
| 577 |
-
<li><div class="dashicons dashicons-wordpress"></div> <a href="<?php echo $this->wp_url; ?>/"><?php _e( 'Please rate the plugin', '404page' ); ?></a></li>
|
| 578 |
-
<li><div class="dashicons dashicons-admin-home"></div> <a href="<?php echo $this->my_url; ?>/"><?php _e( 'Plugin homepage', '404page'); ?></a></li>
|
| 579 |
-
<li><div class="dashicons dashicons-admin-home"></div> <a href="http://petersplugins.com/"><?php _e( 'Author homepage', '404page' );?></a></li>
|
| 580 |
-
<li><div class="dashicons dashicons-googleplus"></div> <a href="http://g.petersplugins.com/"><?php _e( 'Authors Google+ Page', '404page' ); ?></a></li>
|
| 581 |
-
<li><div class="dashicons dashicons-facebook-alt"></div> <a href="http://f.petersplugins.com/"><?php _e( 'Authors facebook Page', '404page' ); ?></a></li>
|
| 582 |
-
</ul>
|
| 583 |
-
</div>
|
| 584 |
-
</div>
|
| 585 |
-
<div class="postbox">
|
| 586 |
-
<h3><span><?php _e( 'Need help?', '404page' ); ?></span></h3>
|
| 587 |
-
<div class="inside">
|
| 588 |
-
<ul>
|
| 589 |
-
<li><div class="dashicons dashicons-book-alt"></div> <a href="<?php echo $this->dc_url; ?>"><?php _e( 'Take a look at the Plugin Doc', '404page' ); ?></a></li>
|
| 590 |
-
<li><div class="dashicons dashicons-wordpress"></div> <a href="<?php echo $this->wp_url; ?>/faq/"><?php _e( 'Take a look at the FAQ section', '404page' ); ?></a></li>
|
| 591 |
-
<li><div class="dashicons dashicons-wordpress"></div> <a href="http://wordpress.org/support/plugin/<?php echo $this->plugin_slug; ?>/"><?php _e( 'Take a look at the Support section', '404page'); ?></a></li>
|
| 592 |
-
<li><div class="dashicons dashicons-admin-comments"></div> <a href="http://petersplugins.com/contact/"><?php _e( 'Feel free to contact the Author', '404page' ); ?></a></li>
|
| 593 |
-
</ul>
|
| 594 |
-
</div>
|
| 595 |
-
</div>
|
| 596 |
-
<div class="postbox">
|
| 597 |
-
<h3><span><?php _e( 'Translate this Plugin', '404page' ); ?></span></h3>
|
| 598 |
-
<div class="inside">
|
| 599 |
-
<p><?php _e( 'It would be great if you\'d support the 404page Plugin by adding a new translation or keeping an existing one up to date!', '404page' ); ?></p>
|
| 600 |
-
<p><a href="https://translate.wordpress.org/projects/wp-plugins/<?php echo $this->plugin_slug; ?>"><?php _e( 'Translate online', '404page' ); ?></a></p>
|
| 601 |
-
</div>
|
| 602 |
-
</div>
|
| 603 |
-
</div>
|
| 604 |
-
</div>
|
| 605 |
-
<?php
|
| 606 |
-
}
|
| 607 |
-
|
| 608 |
-
// add a link to settings page in plugin list
|
| 609 |
-
function add_settings_link( $links ) {
|
| 610 |
-
return array_merge( $links, array( '<a href="' . admin_url( 'themes.php?page=404pagesettings' ) . '">' . __( 'Settings', '404page' ) . '</a>') );
|
| 611 |
-
}
|
| 612 |
-
|
| 613 |
-
// uninstall plugin
|
| 614 |
-
function uninstall() {
|
| 615 |
-
if( is_multisite() ) {
|
| 616 |
-
$this->uninstall_network();
|
| 617 |
-
} else {
|
| 618 |
-
$this->uninstall_single();
|
| 619 |
-
}
|
| 620 |
-
}
|
| 621 |
-
|
| 622 |
-
// uninstall network wide
|
| 623 |
-
function uninstall_network() {
|
| 624 |
-
global $wpdb;
|
| 625 |
-
$activeblog = $wpdb->blogid;
|
| 626 |
-
$blogids = $wpdb->get_col( esc_sql( 'SELECT blog_id FROM ' . $wpdb->blogs ) );
|
| 627 |
-
foreach ($blogids as $blogid) {
|
| 628 |
-
switch_to_blog( $blogid );
|
| 629 |
-
$this->uninstall_single();
|
| 630 |
-
}
|
| 631 |
-
switch_to_blog( $activeblog );
|
| 632 |
-
}
|
| 633 |
-
|
| 634 |
-
// uninstall single blog
|
| 635 |
-
function uninstall_single() {
|
| 636 |
-
foreach ( $this->settings as $key => $value) {
|
| 637 |
-
delete_option( $key );
|
| 638 |
-
}
|
| 639 |
-
}
|
| 640 |
-
|
| 641 |
-
// *
|
| 642 |
-
// * functions for theme usage
|
| 643 |
-
// *
|
| 644 |
-
|
| 645 |
-
// check if there's a custom 404 page set
|
| 646 |
-
function pp_404_is_active() {
|
| 647 |
-
return ( $this->settings['404page_page_id'] > 0 );
|
| 648 |
-
}
|
| 649 |
-
|
| 650 |
-
// activate the native theme support
|
| 651 |
-
function pp_404_set_native_support() {
|
| 652 |
-
$this->settings['404page_native'] = true;
|
| 653 |
-
}
|
| 654 |
-
|
| 655 |
-
// get the title - native theme support
|
| 656 |
-
function pp_404_get_the_title() {
|
| 657 |
-
$title = '';
|
| 658 |
-
if ( $this->settings['404page_page_id'] > 0 && $this->settings['404page_native'] ) {
|
| 659 |
-
$title = get_the_title( $this->get_page_id() );
|
| 660 |
-
}
|
| 661 |
-
return $title;
|
| 662 |
-
}
|
| 663 |
-
|
| 664 |
-
// print title - native theme support
|
| 665 |
-
function pp_404_the_title() {
|
| 666 |
-
echo $this->pp_404_get_the_title();
|
| 667 |
-
}
|
| 668 |
-
|
| 669 |
-
// get the content - native theme support
|
| 670 |
-
function pp_404_get_the_content() {
|
| 671 |
-
$content = '';
|
| 672 |
-
if ( $this->settings['404page_page_id'] > 0 && $this->settings['404page_native'] ) {
|
| 673 |
-
$content = apply_filters( 'the_content', get_post_field( 'post_content', $this->get_page_id() ) );
|
| 674 |
-
}
|
| 675 |
-
return $content;
|
| 676 |
-
}
|
| 677 |
-
|
| 678 |
-
// print content - native theme support
|
| 679 |
-
function pp_404_the_content() {
|
| 680 |
-
echo $this->pp_404_get_the_content();
|
| 681 |
-
}
|
| 682 |
-
|
| 683 |
-
}
|
| 684 |
|
| 685 |
-
|
|
|
|
|
|
|
| 686 |
|
| 687 |
// this function can be used by a theme to check if there's an active custom 404 page
|
| 688 |
function pp_404_is_active() {
|
| 689 |
-
global $
|
| 690 |
-
return $
|
| 691 |
}
|
| 692 |
|
| 693 |
// this function can be used by a theme to activate native support
|
| 694 |
function pp_404_set_native_support() {
|
| 695 |
-
global $
|
| 696 |
-
$
|
| 697 |
}
|
| 698 |
|
| 699 |
// this function can be used by a theme to get the title of the custom 404 page in native support
|
| 700 |
function pp_404_get_the_title() {
|
| 701 |
-
global $
|
| 702 |
-
return $
|
| 703 |
}
|
| 704 |
|
| 705 |
// this function can be used by a theme to print out the title of the custom 404 page in native support
|
| 706 |
function pp_404_the_title() {
|
| 707 |
-
global $
|
| 708 |
-
$
|
| 709 |
}
|
| 710 |
|
| 711 |
// this function can be used by a theme to get the content of the custom 404 page in native support
|
| 712 |
function pp_404_get_the_content() {
|
| 713 |
-
global $
|
| 714 |
-
return $
|
| 715 |
}
|
| 716 |
|
| 717 |
// this function can be used by a theme to print out the content of the custom 404 page in native support
|
| 718 |
function pp_404_the_content() {
|
| 719 |
-
global $
|
| 720 |
-
return $
|
| 721 |
}
|
| 722 |
|
| 723 |
?>
|
| 1 |
<?php
|
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|
| 2 |
|
| 3 |
+
/**
|
| 4 |
+
* The 404page Plugin
|
| 5 |
+
*
|
| 6 |
+
* 404page allows creation of 404 error pages in WordPress admin
|
| 7 |
+
*
|
| 8 |
+
* @wordpress-plugin
|
| 9 |
+
* Plugin Name: 404page - your smart custom 404 error page
|
| 10 |
+
* Plugin URI: http://petersplugins.com/free-wordpress-plugins/404page/
|
| 11 |
+
* Description: Custom 404 the easy way! Set any page as custom 404 error page. No coding needed. Works with (almost) every Theme.
|
| 12 |
+
* Version: 3.0
|
| 13 |
+
* Author: Peter Raschendorfer
|
| 14 |
+
* Author URI: http://petersplugins.com
|
| 15 |
+
* Text Domain: 404page
|
| 16 |
+
* License: GPL2+
|
| 17 |
+
* License URI: http://www.gnu.org/licenses/gpl-2.0.txt
|
| 18 |
+
*/
|
| 19 |
+
|
| 20 |
+
|
| 21 |
+
// If this file is called directly, abort
|
| 22 |
if ( ! defined( 'WPINC' ) ) {
|
| 23 |
die;
|
| 24 |
}
|
| 25 |
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|
| 26 |
|
| 27 |
+
/**
|
| 28 |
+
* Load core plugin class and run the plugin
|
| 29 |
+
*/
|
| 30 |
+
require_once( plugin_dir_path( __FILE__ ) . '/inc/class-404page.php' );
|
| 31 |
+
$pp_404page = new PP_404Page( __FILE__ );
|
|
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|
| 33 |
|
| 34 |
+
/**
|
| 35 |
+
* Theme functions
|
| 36 |
+
*/
|
| 37 |
|
| 38 |
// this function can be used by a theme to check if there's an active custom 404 page
|
| 39 |
function pp_404_is_active() {
|
| 40 |
+
global $pp_404page;
|
| 41 |
+
return $pp_404page->pp_404_is_active();
|
| 42 |
}
|
| 43 |
|
| 44 |
// this function can be used by a theme to activate native support
|
| 45 |
function pp_404_set_native_support() {
|
| 46 |
+
global $pp_404page;
|
| 47 |
+
$pp_404page->pp_404_set_native_support();
|
| 48 |
}
|
| 49 |
|
| 50 |
// this function can be used by a theme to get the title of the custom 404 page in native support
|
| 51 |
function pp_404_get_the_title() {
|
| 52 |
+
global $pp_404page;
|
| 53 |
+
return $pp_404page->pp_404_get_the_title();
|
| 54 |
}
|
| 55 |
|
| 56 |
// this function can be used by a theme to print out the title of the custom 404 page in native support
|
| 57 |
function pp_404_the_title() {
|
| 58 |
+
global $pp_404page;
|
| 59 |
+
$pp_404page->pp_404_the_title();
|
| 60 |
}
|
| 61 |
|
| 62 |
// this function can be used by a theme to get the content of the custom 404 page in native support
|
| 63 |
function pp_404_get_the_content() {
|
| 64 |
+
global $pp_404page;
|
| 65 |
+
return $pp_404page->pp_404_get_the_content();
|
| 66 |
}
|
| 67 |
|
| 68 |
// this function can be used by a theme to print out the content of the custom 404 page in native support
|
| 69 |
function pp_404_the_content() {
|
| 70 |
+
global $pp_404page;
|
| 71 |
+
return $pp_404page->pp_404_the_content();
|
| 72 |
}
|
| 73 |
|
| 74 |
?>
|
assets/css/404page-ui.css
ADDED
|
@@ -0,0 +1,94 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
#pp-404page-settings .form-table th, .form-table td {
|
| 2 |
+
display: block;
|
| 3 |
+
width: auto;
|
| 4 |
+
}
|
| 5 |
+
|
| 6 |
+
#pp-404page-settings .form-table th {
|
| 7 |
+
padding: 20px 10px 0 0;
|
| 8 |
+
}
|
| 9 |
+
|
| 10 |
+
#pp-404page-settings .form-table td {
|
| 11 |
+
padding: 6px 10px 0 0;
|
| 12 |
+
}
|
| 13 |
+
|
| 14 |
+
#pp-seetings-advanced .form-table th {
|
| 15 |
+
display: none;
|
| 16 |
+
}
|
| 17 |
+
|
| 18 |
+
#pp-seetings-advanced .form-table td p:first-child {
|
| 19 |
+
font-weight: 600;
|
| 20 |
+
}
|
| 21 |
+
|
| 22 |
+
#pp-seetings-advanced .form-table td p:last-child {
|
| 23 |
+
padding: 0 0 20px 40px;
|
| 24 |
+
}
|
| 25 |
+
|
| 26 |
+
.ui-accordion .ui-accordion-header {
|
| 27 |
+
cursor: pointer;
|
| 28 |
+
outline: 0;
|
| 29 |
+
}
|
| 30 |
+
.ui-accordion .ui-accordion-header:before {
|
| 31 |
+
font-family: dashicons;
|
| 32 |
+
content: "\f132";
|
| 33 |
+
margin-right: 10px;
|
| 34 |
+
float: left;
|
| 35 |
+
}
|
| 36 |
+
|
| 37 |
+
.ui-accordion .ui-accordion-header-active:before {
|
| 38 |
+
content: "\f460";
|
| 39 |
+
}
|
| 40 |
+
|
| 41 |
+
.ui-accordion-content {
|
| 42 |
+
padding-left: 30px;
|
| 43 |
+
}
|
| 44 |
+
|
| 45 |
+
#pp-404page-settings input[type="checkbox"] {
|
| 46 |
+
display: none;
|
| 47 |
+
}
|
| 48 |
+
|
| 49 |
+
#pp-404page-settings input[type="checkbox"] + label.check {
|
| 50 |
+
display: inline-block;
|
| 51 |
+
border: 2px solid #DDD;
|
| 52 |
+
box-shadow: 0px 0px 5px 0px rgba(42,42,42,.75);
|
| 53 |
+
border-style:solid;
|
| 54 |
+
border-radius:5px;
|
| 55 |
+
width: 30px;
|
| 56 |
+
height: 30px;
|
| 57 |
+
line-height: 30px;
|
| 58 |
+
text-align: center;
|
| 59 |
+
font-family: dashicons;
|
| 60 |
+
font-size: 2em;
|
| 61 |
+
margin-right: 10px;
|
| 62 |
+
}
|
| 63 |
+
|
| 64 |
+
#pp-404page-settings input[type="checkbox"]:disabled + label.check {
|
| 65 |
+
background-color: #DDD;
|
| 66 |
+
cursor: not-allowed;
|
| 67 |
+
}
|
| 68 |
+
|
| 69 |
+
#pp-404page-settings input[type="checkbox"] + label.check:before {
|
| 70 |
+
content: "";
|
| 71 |
+
}
|
| 72 |
+
|
| 73 |
+
#pp-404page-settings input[type="checkbox"]:enabled:checked + label.check:before {
|
| 74 |
+
content: "\f147";
|
| 75 |
+
}
|
| 76 |
+
|
| 77 |
+
|
| 78 |
+
|
| 79 |
+
#pp-seetings-advanced>div {
|
| 80 |
+
display: none;
|
| 81 |
+
}
|
| 82 |
+
|
| 83 |
+
#pp-404page-settings select {
|
| 84 |
+
border: 2px solid #DDD;
|
| 85 |
+
box-shadow: 0px 0px 5px 0px rgba(42,42,42,.75);
|
| 86 |
+
border-style:solid;
|
| 87 |
+
border-radius:5px;
|
| 88 |
+
height: 40px;
|
| 89 |
+
line-height: 40px;
|
| 90 |
+
}
|
| 91 |
+
|
| 92 |
+
#pp-404page-settings .dashicons-warning, #pp-404page-settings input[type="checkbox"] + label.check.warning:before {
|
| 93 |
+
color: #d54e21;
|
| 94 |
+
}
|
assets/index.php
ADDED
|
@@ -0,0 +1 @@
|
|
|
|
| 1 |
+
<?php // Silence is golden
|
assets/js/404page-ui.js
ADDED
|
@@ -0,0 +1,13 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
jQuery(document).ready(function($) {
|
| 2 |
+
$( '#select404page' ).change(function() {
|
| 3 |
+
$( '#edit_404_page, #test_404_page' ).prop( 'disabled', !( $( '#select404page' ).val() == $( '#404page_current_value').text() != 0 ) );
|
| 4 |
+
});
|
| 5 |
+
$( '#select404page' ).trigger( 'change' );
|
| 6 |
+
$( '#edit_404_page' ).click(function() {
|
| 7 |
+
window.location.href = $( '#404page_edit_link' ).text();
|
| 8 |
+
});
|
| 9 |
+
$( '#test_404_page' ).click(function() {
|
| 10 |
+
window.location.href = $( '#404page_test_link' ).text();
|
| 11 |
+
});
|
| 12 |
+
$( '#pp-404page-settings-advanced' ).accordion({ collapsible: true, active: false });
|
| 13 |
+
});
|
assets/js/404page.js
ADDED
|
@@ -0,0 +1,11 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
jQuery(document).ready(function($) {
|
| 2 |
+
$( '#pp-404page-admin-notice-1' ).on( 'click', '.notice-dismiss', function ( event ) {
|
| 3 |
+
event.preventDefault();
|
| 4 |
+
data = {
|
| 5 |
+
action: 'pp_404page_dismiss_admin_notice',
|
| 6 |
+
pp_404page_dismiss_admin_notice: pp_404page_remove.pp_404page_dismiss_admin_notice_number
|
| 7 |
+
};
|
| 8 |
+
$.post( ajaxurl, data );
|
| 9 |
+
return false;
|
| 10 |
+
});
|
| 11 |
+
});
|
assets/js/index.php
ADDED
|
@@ -0,0 +1 @@
|
|
|
|
| 1 |
+
<?php // Silence is golden
|
assets/pluginicon.png
ADDED
|
Binary file
|
inc/class-404page.php
ADDED
|
@@ -0,0 +1,1053 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
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|
|
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|
|
|
|
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|
| 1 |
+
<?php
|
| 2 |
+
|
| 3 |
+
/**
|
| 4 |
+
* The 404page core plugin class
|
| 5 |
+
*/
|
| 6 |
+
|
| 7 |
+
|
| 8 |
+
// If this file is called directly, abort
|
| 9 |
+
if ( ! defined( 'WPINC' ) ) {
|
| 10 |
+
die;
|
| 11 |
+
}
|
| 12 |
+
|
| 13 |
+
|
| 14 |
+
// indicate that 404page plugin is active
|
| 15 |
+
if ( ! defined( 'PP_404' ) ) {
|
| 16 |
+
define( 'PP_404', true );
|
| 17 |
+
}
|
| 18 |
+
|
| 19 |
+
|
| 20 |
+
/**
|
| 21 |
+
* The core plugin class
|
| 22 |
+
*/
|
| 23 |
+
if ( !class_exists( 'PP_404Page' ) ) {
|
| 24 |
+
|
| 25 |
+
|
| 26 |
+
class PP_404Page {
|
| 27 |
+
public $plugin_name;
|
| 28 |
+
public $plugin_slug;
|
| 29 |
+
public $version;
|
| 30 |
+
private $_file;
|
| 31 |
+
private $wp_url;
|
| 32 |
+
private $my_url;
|
| 33 |
+
private $dc_url;
|
| 34 |
+
private $settings;
|
| 35 |
+
private $template;
|
| 36 |
+
private $postid;
|
| 37 |
+
private $admin_handle;
|
| 38 |
+
|
| 39 |
+
|
| 40 |
+
/**
|
| 41 |
+
* here we go
|
| 42 |
+
*/
|
| 43 |
+
public function __construct( $file ) {
|
| 44 |
+
$this->_file = $file;
|
| 45 |
+
$this->plugin_name = '404page';
|
| 46 |
+
$this->plugin_slug = '404page';
|
| 47 |
+
$this->version = '3.0';
|
| 48 |
+
$this->get_settings();
|
| 49 |
+
$this->load();
|
| 50 |
+
}
|
| 51 |
+
|
| 52 |
+
|
| 53 |
+
/**
|
| 54 |
+
* get all settings
|
| 55 |
+
* except 404page_method
|
| 56 |
+
* the 404page_method setting is set in function set_mode() because it may be too early here and not everything is loaded properly
|
| 57 |
+
*/
|
| 58 |
+
private function get_settings() {
|
| 59 |
+
$this->settings = array();
|
| 60 |
+
$this->settings['404page_page_id'] = $this->get_404page_id();
|
| 61 |
+
$this->settings['404page_hide'] = $this->get_404page_hide();
|
| 62 |
+
$this->settings['404page_fire_error'] = $this->get_404page_fire_error();
|
| 63 |
+
$this->settings['404page_force_error'] = $this->get_404page_force_error();
|
| 64 |
+
$this->settings['404page_no_url_guessing'] = $this->get_404page_no_url_guessing();
|
| 65 |
+
$this->settings['404page_native'] = false;
|
| 66 |
+
}
|
| 67 |
+
|
| 68 |
+
|
| 69 |
+
/**
|
| 70 |
+
* Load
|
| 71 |
+
* runs the init() function on firing of init action to ensure everything is loaded properly
|
| 72 |
+
*/
|
| 73 |
+
private function load() {
|
| 74 |
+
|
| 75 |
+
$this->wp_url = 'https://wordpress.org/plugins/' . $this->plugin_slug;
|
| 76 |
+
$this->my_url = 'http://petersplugins.com/free-wordpress-plugins/' . $this->plugin_slug;
|
| 77 |
+
$this->dc_url = 'http://petersplugins.com/docs/' . $this->plugin_slug;
|
| 78 |
+
|
| 79 |
+
add_action( 'init', array( $this, 'add_text_domain' ) );
|
| 80 |
+
add_action( 'init', array( $this, 'init' ) );
|
| 81 |
+
|
| 82 |
+
add_action( 'admin_notices', array( $this, 'admin_notices' ) );
|
| 83 |
+
add_action( 'wp_ajax_pp_404page_dismiss_admin_notice', array( $this, 'dismiss_admin_notice' ) );
|
| 84 |
+
|
| 85 |
+
}
|
| 86 |
+
|
| 87 |
+
|
| 88 |
+
/**
|
| 89 |
+
* do plugin init
|
| 90 |
+
* this runs after init action has fired to ensure everything is loaded properly
|
| 91 |
+
*/
|
| 92 |
+
function init() {
|
| 93 |
+
|
| 94 |
+
// as of v 2.2 always call set_mode
|
| 95 |
+
// as of v 2.4 we do not need to add an init action hook
|
| 96 |
+
|
| 97 |
+
if ( !is_admin() && $this->settings['404page_page_id'] > 0 ) {
|
| 98 |
+
|
| 99 |
+
// as of v 3.0 we once check if there's a 404 page set and not in all functions separately
|
| 100 |
+
$this->set_mode();
|
| 101 |
+
add_action( 'pre_get_posts', array ( $this, 'exclude_404page' ) );
|
| 102 |
+
add_filter( 'get_pages', array ( $this, 'remove_404page_from_array' ), 10, 2 );
|
| 103 |
+
|
| 104 |
+
// Stop URL guessing if activated
|
| 105 |
+
if ( $this->settings['404page_no_url_guessing'] ) {
|
| 106 |
+
add_filter( 'redirect_canonical' ,array ( $this, 'no_url_guessing' ) );
|
| 107 |
+
}
|
| 108 |
+
|
| 109 |
+
} else {
|
| 110 |
+
|
| 111 |
+
add_action( 'admin_init', array( $this, 'admin_init' ) );
|
| 112 |
+
add_action( 'admin_menu', array( $this, 'admin_menu' ) );
|
| 113 |
+
add_action( 'admin_head', array( $this, 'admin_style' ) );
|
| 114 |
+
add_filter( 'plugin_action_links_' . plugin_basename( $this->_file ), array( $this, 'add_settings_links' ) );
|
| 115 |
+
add_action( 'admin_enqueue_scripts', array( $this, 'admin_js' ) );
|
| 116 |
+
add_action( 'admin_enqueue_scripts', array( $this, 'admin_css' ) );
|
| 117 |
+
|
| 118 |
+
// Remove 404 page from post list if activated
|
| 119 |
+
if ( $this->settings['404page_hide'] and $this->settings['404page_page_id'] > 0 ) {
|
| 120 |
+
add_action( 'pre_get_posts' ,array ( $this, 'exclude_404page' ) );
|
| 121 |
+
}
|
| 122 |
+
|
| 123 |
+
}
|
| 124 |
+
|
| 125 |
+
}
|
| 126 |
+
|
| 127 |
+
|
| 128 |
+
/**
|
| 129 |
+
* add text domain
|
| 130 |
+
*/
|
| 131 |
+
function add_text_domain() {
|
| 132 |
+
|
| 133 |
+
load_plugin_textdomain( '404page' );
|
| 134 |
+
|
| 135 |
+
}
|
| 136 |
+
|
| 137 |
+
|
| 138 |
+
/**
|
| 139 |
+
* init filters
|
| 140 |
+
*/
|
| 141 |
+
function set_mode() {
|
| 142 |
+
|
| 143 |
+
$this->settings['404page_method'] = $this->get_404page_method();
|
| 144 |
+
|
| 145 |
+
if ( defined( 'CUSTOMIZR_VER' ) ) {
|
| 146 |
+
|
| 147 |
+
// Customizr Compatibility Mode
|
| 148 |
+
|
| 149 |
+
add_filter( 'tc_404_header_content', array( $this, 'show404title_customizr_mode' ), 999 );
|
| 150 |
+
add_filter( 'tc_404_content', array( $this, 'show404_customizr_mode' ), 999 );
|
| 151 |
+
add_filter( 'tc_404_selectors', array( $this, 'show404articleselectors_customizr_mode' ), 999 );
|
| 152 |
+
|
| 153 |
+
} elseif ( $this->settings['404page_method'] != 'STD' ) {
|
| 154 |
+
|
| 155 |
+
// Compatibility Mode
|
| 156 |
+
// as of v 2.4 we use the the_posts filter instead of posts_results, because the posts array is internally processed after posts_results fires
|
| 157 |
+
add_filter( 'the_posts', array( $this, 'show404_compatiblity_mode' ), 999 );
|
| 158 |
+
|
| 159 |
+
// as of v 2.5 we remove the filter if the DW Question & Answer plugin by DesignWall (https://www.designwall.com/wordpress/plugins/dw-question-answer/) is active and we're in the answers list
|
| 160 |
+
add_filter( 'dwqa_prepare_answers', array( $this, 'remove_show404_compatiblity_mode' ), 999 );
|
| 161 |
+
|
| 162 |
+
} else {
|
| 163 |
+
|
| 164 |
+
// Standard Mode
|
| 165 |
+
add_filter( '404_template', array( $this, 'show404_standard_mode' ), 999 );
|
| 166 |
+
if ( $this->settings['404page_fire_error'] ) {
|
| 167 |
+
add_action( 'template_redirect', array( $this, 'do_404_header_standard_mode' ) );
|
| 168 |
+
}
|
| 169 |
+
|
| 170 |
+
}
|
| 171 |
+
|
| 172 |
+
}
|
| 173 |
+
|
| 174 |
+
|
| 175 |
+
/**
|
| 176 |
+
* show 404 page
|
| 177 |
+
* Standard Mode
|
| 178 |
+
*/
|
| 179 |
+
function show404_standard_mode( $template ) {
|
| 180 |
+
|
| 181 |
+
global $wp_query;
|
| 182 |
+
if ( ! $this->settings['404page_native'] ) {
|
| 183 |
+
$wp_query = null;
|
| 184 |
+
$wp_query = new WP_Query();
|
| 185 |
+
$wp_query->query( 'page_id=' . $this->get_page_id() );
|
| 186 |
+
$wp_query->the_post();
|
| 187 |
+
$template = get_page_template();
|
| 188 |
+
rewind_posts();
|
| 189 |
+
add_filter( 'body_class', array( $this, 'add_404_body_class' ) );
|
| 190 |
+
}
|
| 191 |
+
$this->maybe_force_404();
|
| 192 |
+
$this->do_404page_action();
|
| 193 |
+
return $template;
|
| 194 |
+
|
| 195 |
+
}
|
| 196 |
+
|
| 197 |
+
/**
|
| 198 |
+
* show 404 page
|
| 199 |
+
* Compatibility Mode
|
| 200 |
+
*/
|
| 201 |
+
function show404_compatiblity_mode( $posts ) {
|
| 202 |
+
|
| 203 |
+
// remove the filter so we handle only the first query - no custom queries
|
| 204 |
+
remove_filter( 'the_posts', array( $this, 'show404_compatiblity_mode' ), 999 );
|
| 205 |
+
|
| 206 |
+
$pageid = $this->get_page_id();
|
| 207 |
+
if ( ! $this->settings['404page_native'] ) {
|
| 208 |
+
if ( empty( $posts ) && is_main_query() && !is_robots() && !is_home() && !is_feed() && !is_search() && !is_archive() && ( !defined('DOING_AJAX') || !DOING_AJAX ) ) {
|
| 209 |
+
|
| 210 |
+
// as of v2.1 we do not alter the posts argument here because this does not work with SiteOrigin's Page Builder Plugin, template_include filter introduced
|
| 211 |
+
$this->postid = $pageid;
|
| 212 |
+
|
| 213 |
+
// as of v 2.4 we use the the_posts filter instead of posts_results
|
| 214 |
+
// therefore we have to reset $wp_query
|
| 215 |
+
// resetting $wp_query also forces us to remove the pre_get_posts action plus the get_pages filter
|
| 216 |
+
|
| 217 |
+
remove_action( 'pre_get_posts', array ( $this, 'exclude_404page' ) );
|
| 218 |
+
remove_filter( 'get_pages', array ( $this, 'remove_404page_from_array' ), 10, 2 );
|
| 219 |
+
|
| 220 |
+
global $wp_query;
|
| 221 |
+
$wp_query = null;
|
| 222 |
+
$wp_query = new WP_Query();
|
| 223 |
+
$wp_query->query( 'page_id=' . $pageid );
|
| 224 |
+
$wp_query->the_post();
|
| 225 |
+
|
| 226 |
+
$this->template = get_page_template();
|
| 227 |
+
$posts = $wp_query->posts;
|
| 228 |
+
$wp_query->rewind_posts();
|
| 229 |
+
|
| 230 |
+
add_action( 'wp', array( $this, 'do_404_header' ) );
|
| 231 |
+
add_filter( 'body_class', array( $this, 'add_404_body_class' ) );
|
| 232 |
+
add_filter( 'template_include', array( $this, 'change_404_template' ), 999 );
|
| 233 |
+
|
| 234 |
+
$this->maybe_force_404();
|
| 235 |
+
$this->do_404page_action();
|
| 236 |
+
|
| 237 |
+
} elseif ( 1 == count( $posts ) && 'page' == $posts[0]->post_type ) {
|
| 238 |
+
|
| 239 |
+
// Do a 404 if the 404 page is opened directly
|
| 240 |
+
if ( $this->settings['404page_fire_error'] ) {
|
| 241 |
+
$curpageid = $posts[0]->ID;
|
| 242 |
+
|
| 243 |
+
if ( defined( 'ICL_SITEPRESS_VERSION' ) ) {
|
| 244 |
+
|
| 245 |
+
// WPML is active - get the post ID of the default language
|
| 246 |
+
global $sitepress;
|
| 247 |
+
$curpageid = apply_filters( 'wpml_object_id', $curpageid, 'page', $sitepress->get_default_language() );
|
| 248 |
+
$pageid = apply_filters( 'wpml_object_id', $pageid, 'page', $sitepress->get_default_language() );
|
| 249 |
+
|
| 250 |
+
}
|
| 251 |
+
|
| 252 |
+
if ( $pageid == $curpageid ) {
|
| 253 |
+
add_action( 'wp', array( $this, 'do_404_header' ) );
|
| 254 |
+
add_filter( 'body_class', array( $this, 'add_404_body_class' ) );
|
| 255 |
+
$this->maybe_force_404();
|
| 256 |
+
$this->do_404page_action();
|
| 257 |
+
}
|
| 258 |
+
}
|
| 259 |
+
|
| 260 |
+
}
|
| 261 |
+
} else {
|
| 262 |
+
$this->maybe_force_404();
|
| 263 |
+
$this->do_404page_action();
|
| 264 |
+
}
|
| 265 |
+
return $posts;
|
| 266 |
+
}
|
| 267 |
+
|
| 268 |
+
|
| 269 |
+
/**
|
| 270 |
+
* for DW Question & Answer plugin
|
| 271 |
+
* this function is called by the dwqa_prepare_answers filter
|
| 272 |
+
*/
|
| 273 |
+
function remove_show404_compatiblity_mode( $args ) {
|
| 274 |
+
remove_filter( 'the_posts', array( $this, 'show404_compatiblity_mode' ), 999 );
|
| 275 |
+
return $args;
|
| 276 |
+
}
|
| 277 |
+
|
| 278 |
+
|
| 279 |
+
/**
|
| 280 |
+
* this function overrides the page template in compatibilty mode
|
| 281 |
+
*/
|
| 282 |
+
function change_404_template( $template ) {
|
| 283 |
+
|
| 284 |
+
// we have to check if the template file is there because if the theme was changed maybe a wrong template is stored in the database
|
| 285 |
+
$new_template = locate_template( array( $this->template ) );
|
| 286 |
+
if ( '' != $new_template ) {
|
| 287 |
+
return $new_template ;
|
| 288 |
+
}
|
| 289 |
+
return $template;
|
| 290 |
+
}
|
| 291 |
+
|
| 292 |
+
|
| 293 |
+
/**
|
| 294 |
+
* send 404 HTTP header
|
| 295 |
+
* Standard Mode
|
| 296 |
+
*/
|
| 297 |
+
function do_404_header_standard_mode() {
|
| 298 |
+
if ( is_page() && get_the_ID() == $this->settings['404page_page_id'] && !is_404() ) {
|
| 299 |
+
status_header( 404 );
|
| 300 |
+
nocache_headers();
|
| 301 |
+
$this->maybe_force_404();
|
| 302 |
+
$this->do_404page_action();
|
| 303 |
+
}
|
| 304 |
+
}
|
| 305 |
+
|
| 306 |
+
|
| 307 |
+
/**
|
| 308 |
+
* send 404 HTTP header
|
| 309 |
+
* Compatibility Mode
|
| 310 |
+
*/
|
| 311 |
+
function do_404_header() {
|
| 312 |
+
// remove the action so we handle only the first query - no custom queries
|
| 313 |
+
remove_action( 'wp', array( $this, 'do_404_header' ) );
|
| 314 |
+
status_header( 404 );
|
| 315 |
+
nocache_headers();
|
| 316 |
+
}
|
| 317 |
+
|
| 318 |
+
|
| 319 |
+
/**
|
| 320 |
+
* add class error404 to the body classes
|
| 321 |
+
*/
|
| 322 |
+
function add_404_body_class( $classes ) {
|
| 323 |
+
$classes[] = 'error404';
|
| 324 |
+
return $classes;
|
| 325 |
+
}
|
| 326 |
+
|
| 327 |
+
|
| 328 |
+
/**
|
| 329 |
+
* show title
|
| 330 |
+
* Customizr Compatibility Mode
|
| 331 |
+
*/
|
| 332 |
+
function show404title_customizr_mode( $title ) {
|
| 333 |
+
if ( ! $this->settings['404page_native'] ) {
|
| 334 |
+
return '<h1 class="entry-title">' . get_the_title( $this->get_page_id() ) . '</h1>';
|
| 335 |
+
} else {
|
| 336 |
+
return $title;
|
| 337 |
+
}
|
| 338 |
+
}
|
| 339 |
+
|
| 340 |
+
|
| 341 |
+
/**
|
| 342 |
+
* show content
|
| 343 |
+
* Customizr Compatibility Mode
|
| 344 |
+
*/
|
| 345 |
+
function show404_customizr_mode( $content ) {
|
| 346 |
+
if ( ! $this->settings['404page_native'] ) {
|
| 347 |
+
return '<div class="entry-content">' . apply_filters( 'the_content', get_post_field( 'post_content', $this->get_page_id() ) ) . '</div>';
|
| 348 |
+
} else {
|
| 349 |
+
return $content;
|
| 350 |
+
}
|
| 351 |
+
$this->do_404page_action();
|
| 352 |
+
}
|
| 353 |
+
|
| 354 |
+
|
| 355 |
+
/**
|
| 356 |
+
* change article selectors
|
| 357 |
+
* Customizr Compatibility Mode
|
| 358 |
+
*/
|
| 359 |
+
function show404articleselectors_customizr_mode( $selectors ) {
|
| 360 |
+
if ( ! $this->settings['404page_native'] ) {
|
| 361 |
+
return 'id="post-' . $this->get_page_id() . '" ' . 'class="' . join( ' ', get_post_class( 'row-fluid', $this->get_page_id() ) ) . '"';
|
| 362 |
+
} else {
|
| 363 |
+
return $selectors;
|
| 364 |
+
}
|
| 365 |
+
}
|
| 366 |
+
|
| 367 |
+
|
| 368 |
+
/**
|
| 369 |
+
* do we have to force a 404 in wp_head?
|
| 370 |
+
*/
|
| 371 |
+
function maybe_force_404() {
|
| 372 |
+
if ( $this->settings['404page_force_error'] ) {
|
| 373 |
+
add_action( 'wp_head', array( $this, 'force_404_start' ), 9.9 );
|
| 374 |
+
add_action( 'wp_head', array( $this, 'force_404_end' ), 99 );
|
| 375 |
+
}
|
| 376 |
+
}
|
| 377 |
+
|
| 378 |
+
|
| 379 |
+
/**
|
| 380 |
+
* Force 404 in wp_head start
|
| 381 |
+
* potentially dangerous!
|
| 382 |
+
*/
|
| 383 |
+
function force_404_start() {
|
| 384 |
+
global $wp_query;
|
| 385 |
+
$wp_query->is_404 = true;
|
| 386 |
+
}
|
| 387 |
+
|
| 388 |
+
|
| 389 |
+
/**
|
| 390 |
+
* Force 404 in wp_head end
|
| 391 |
+
* potentially dangerous!
|
| 392 |
+
*/
|
| 393 |
+
function force_404_end() {
|
| 394 |
+
global $wp_query;
|
| 395 |
+
$wp_query->is_404 = false;
|
| 396 |
+
}
|
| 397 |
+
|
| 398 |
+
|
| 399 |
+
/**
|
| 400 |
+
* disable URL autocorrect guessing
|
| 401 |
+
*/
|
| 402 |
+
function no_url_guessing( $redirect_url ) {
|
| 403 |
+
if ( is_404() && !isset($_GET['p']) ) {
|
| 404 |
+
$redirect_url = false;
|
| 405 |
+
}
|
| 406 |
+
return $redirect_url;
|
| 407 |
+
}
|
| 408 |
+
|
| 409 |
+
|
| 410 |
+
/**
|
| 411 |
+
* init admin
|
| 412 |
+
*/
|
| 413 |
+
function admin_init() {
|
| 414 |
+
|
| 415 |
+
$this->settings['404page_method'] = $this->get_404page_method();
|
| 416 |
+
|
| 417 |
+
|
| 418 |
+
add_settings_section( '404page-settings', null, null, '404page_settings_section' );
|
| 419 |
+
add_settings_section( '404page-settings', null, null, '404page_settings_section_advanced' );
|
| 420 |
+
register_setting( '404page_settings', '404page_page_id' );
|
| 421 |
+
register_setting( '404page_settings', '404page_hide' );
|
| 422 |
+
register_setting( '404page_settings', '404page_method', array( $this, 'handle_method' ) );
|
| 423 |
+
register_setting( '404page_settings', '404page_fire_error' );
|
| 424 |
+
register_setting( '404page_settings', '404page_force_error' );
|
| 425 |
+
register_setting( '404page_settings', '404page_no_url_guessing' );
|
| 426 |
+
add_settings_field( '404page_settings_404page', __( 'Page to be displayed as 404 page', '404page' ) . ' <a class="dashicons dashicons-editor-help" href="' . $this->dc_url . '/#settings_select_page"></a>' , array( $this, 'admin_404page' ), '404page_settings_section', '404page-settings', array( 'label_for' => '404page_page_id' ) );
|
| 427 |
+
add_settings_field( '404page_settings_hide', '' , array( $this, 'admin_hide' ), '404page_settings_section_advanced', '404page-settings', array( 'label_for' => '404page_hide' ) );
|
| 428 |
+
add_settings_field( '404page_settings_fire', '' , array( $this, 'admin_fire404' ), '404page_settings_section_advanced', '404page-settings', array( 'label_for' => '404page_fire_error' ) );
|
| 429 |
+
add_settings_field( '404page_settings_force', '' , array( $this, 'admin_force404' ), '404page_settings_section_advanced', '404page-settings', array( 'label_for' => '404page_force_error' ) );
|
| 430 |
+
add_settings_field( '404page_settings_noguess', '' , array( $this, 'admin_noguess' ), '404page_settings_section_advanced', '404page-settings', array( 'label_for' => '404page_no_url_guessing' ) );
|
| 431 |
+
add_settings_field( '404page_settings_method', '', array( $this, 'admin_method' ), '404page_settings_section_advanced', '404page-settings', array( 'label_for' => '404page_method' ) );
|
| 432 |
+
}
|
| 433 |
+
|
| 434 |
+
|
| 435 |
+
/**
|
| 436 |
+
* add admin css to header
|
| 437 |
+
*/
|
| 438 |
+
function admin_style() {
|
| 439 |
+
|
| 440 |
+
echo '<style type="text/css">#pp-plugin-info-404page{ min-height: 48px; line-height: 48px; vertical-align: middle; padding-left: 60px; background-image: url(' . plugins_url( 'assets/pluginicon.png', $this->_file ) .'); background-repeat: no-repeat; background-position: left center;}#pp-plugin-info-404page span{float: right; padding-left: 50px;}#pp-plugin-info-404page .dashicons{ vertical-align: middle; }#select404page {width: 100%; }';
|
| 441 |
+
|
| 442 |
+
if ( $this->settings['404page_page_id'] > 0 ) {
|
| 443 |
+
|
| 444 |
+
foreach ( $this->get_all_page_ids() as $pid ) {
|
| 445 |
+
|
| 446 |
+
echo ' #the-list #post-' . $pid . ' .column-title .row-title:before { content: "404"; background-color: #333; color: #FFF; display: inline-block; padding: 0 5px; margin-right: 10px; }';
|
| 447 |
+
|
| 448 |
+
}
|
| 449 |
+
|
| 450 |
+
}
|
| 451 |
+
|
| 452 |
+
echo '</style>';
|
| 453 |
+
|
| 454 |
+
}
|
| 455 |
+
|
| 456 |
+
|
| 457 |
+
/**
|
| 458 |
+
* handle the settings field page id
|
| 459 |
+
*/
|
| 460 |
+
function admin_404page() {
|
| 461 |
+
|
| 462 |
+
if ( $this->settings['404page_page_id'] < 0 ) {
|
| 463 |
+
|
| 464 |
+
echo '<div class="error form-invalid" style="line-height: 3em">' . __( 'The page you have selected as 404 page does not exist anymore. Please choose another page.', '404page' ) . '</div>';
|
| 465 |
+
}
|
| 466 |
+
|
| 467 |
+
wp_dropdown_pages( array( 'name' => '404page_page_id', 'id' => 'select404page', 'echo' => 1, 'show_option_none' => __( '— NONE (WP default 404 page) —', '404page'), 'option_none_value' => '0', 'selected' => $this->settings['404page_page_id'] ) );
|
| 468 |
+
|
| 469 |
+
echo '<div id="404page_edit_link" style="display: none">' . get_edit_post_link( $this->settings['404page_page_id'] ) . '</div>';
|
| 470 |
+
echo '<div id="404page_test_link" style="display: none">' . get_site_url() . '/404page-test-' . md5( rand() ) . '</div>';
|
| 471 |
+
echo '<div id="404page_current_value" style="display: none">' . $this->settings['404page_page_id'] . '</div>';
|
| 472 |
+
echo '<p class="submit"><input type="button" name="edit_404_page" id="edit_404_page" class="button secondary" value="' . __( 'Edit Page', '404page' ) . '" /> <input type="button" name="test_404_page" id="test_404_page" class="button secondary" value="' . __( 'Test 404 error', '404page' ) . '" /></p>';
|
| 473 |
+
|
| 474 |
+
}
|
| 475 |
+
|
| 476 |
+
|
| 477 |
+
/**
|
| 478 |
+
* handle the settings field hide
|
| 479 |
+
*/
|
| 480 |
+
function admin_hide() {
|
| 481 |
+
|
| 482 |
+
echo '<p><input type="checkbox" id="404page_hide" name="404page_hide" value="1"' . checked( true, $this->settings['404page_hide'], false ) . '/>';
|
| 483 |
+
echo '<label for="404page_hide" class="check"></label>' . __( 'Hide the selected page from the Pages list', '404page' ) . ' <a class="dashicons dashicons-editor-help" href="' . $this->dc_url . '/#settings_hide_page"></a></p>';
|
| 484 |
+
echo '<p><span class="dashicons dashicons-info"></span> ' . __( 'For Administrators the page is always visible.', '404page' ) . '</p>';
|
| 485 |
+
|
| 486 |
+
}
|
| 487 |
+
|
| 488 |
+
|
| 489 |
+
/**
|
| 490 |
+
* handle the settings field fire 404 error
|
| 491 |
+
*/
|
| 492 |
+
function admin_fire404() {
|
| 493 |
+
|
| 494 |
+
echo '<p><input type="checkbox" id="404page_fire_error" name="404page_fire_error" value="1"' . checked( true, $this->settings['404page_fire_error'], false ) . '/>';
|
| 495 |
+
echo '<label for="404page_fire_error" class="check"></label>' . __( 'Send an 404 error if the page is accessed directly by its URL', '404page' ) . ' <a class="dashicons dashicons-editor-help" href="' . $this->dc_url . '/#settings_fire_404"></a></p>';
|
| 496 |
+
echo '<p><span class="dashicons dashicons-info"></span> ' . __( 'Uncheck this if you want the selected page to be accessible.', '404page' ) . '</p>';
|
| 497 |
+
|
| 498 |
+
if ( function_exists( 'wpsupercache_activate' ) ) {
|
| 499 |
+
|
| 500 |
+
echo '<p><span class="dashicons dashicons-warning"></span> <strong>' . __( 'WP Super Cache Plugin detected', '404page' ) . '</strong>. ' . __ ( 'If the page you selected as 404 error page is in cache, always a HTTP code 200 is sent. To avoid this and send a HTTP code 404 you have to exlcude this page from caching', '404page' ) . ' (<a href="' . admin_url( 'options-general.php?page=wpsupercache&tab=settings#rejecturi' ) . '">' . __( 'Click here', '404page' ) . '</a>).<br />(<a href="' . $this->dc_url . '/#wp_super_cache">' . __( 'Read more', '404page' ) . '</a>)</p>';
|
| 501 |
+
|
| 502 |
+
}
|
| 503 |
+
|
| 504 |
+
}
|
| 505 |
+
|
| 506 |
+
|
| 507 |
+
/**
|
| 508 |
+
* handle the settings field to force an 404 error
|
| 509 |
+
*/
|
| 510 |
+
function admin_force404() {
|
| 511 |
+
|
| 512 |
+
echo '<p><input type="checkbox" id="404page_force_error" name="404page_force_error" value="1"' . checked( true, $this->settings['404page_force_error'], false ) . '/>';
|
| 513 |
+
echo '<label for="404page_force_error" class="check warning"></label>' . __( 'Force 404 error after loading page', '404page' ) . ' <a class="dashicons dashicons-editor-help" href="' . $this->dc_url . '/#settings_force_404"></a></p>';
|
| 514 |
+
echo '<p><span class="dashicons dashicons-warning"></span> ' . __( 'Generally this is not needed. It is not recommended to activate this option, unless it is necessary. Please note that this may cause problems with your theme.', '404page' ) . '</p>';
|
| 515 |
+
|
| 516 |
+
}
|
| 517 |
+
|
| 518 |
+
|
| 519 |
+
/**
|
| 520 |
+
* handle the settings field to stop URL guessing
|
| 521 |
+
*/
|
| 522 |
+
function admin_noguess() {
|
| 523 |
+
|
| 524 |
+
echo '<p><input type="checkbox" id="404page_no_url_guessing" name="404page_no_url_guessing" value="1"' . checked( true, $this->settings['404page_no_url_guessing'], false ) . '/>';
|
| 525 |
+
echo '<label for="404page_no_url_guessing" class="check warning"></label>' . __( 'Disable URL autocorrection guessing', '404page' ) . ' <a class="dashicons dashicons-editor-help" href="' . $this->dc_url . '/#settings_stop_guessing"></a></p>';
|
| 526 |
+
echo '<p><span class="dashicons dashicons-warning"></span> ' . __( 'This stops WordPress from URL autocorrection guessing. Only activate, if you are sure about the consequences.', '404page' ) . '</p>';
|
| 527 |
+
|
| 528 |
+
}
|
| 529 |
+
|
| 530 |
+
|
| 531 |
+
/**
|
| 532 |
+
* handle the settings field method
|
| 533 |
+
*/
|
| 534 |
+
function admin_method() {
|
| 535 |
+
|
| 536 |
+
if ( $this->settings['404page_native'] || defined( 'CUSTOMIZR_VER' ) || defined( 'ICL_SITEPRESS_VERSION' ) ) {
|
| 537 |
+
|
| 538 |
+
$dis = ' disabled="disabled"';
|
| 539 |
+
|
| 540 |
+
} else {
|
| 541 |
+
|
| 542 |
+
$dis = '';
|
| 543 |
+
}
|
| 544 |
+
|
| 545 |
+
echo '<p><input type="checkbox" id="404page_method" name="404page_method" value="CMP"' . checked( 'CMP', $this->settings['404page_method'], false ) . $dis . '/>';
|
| 546 |
+
echo '<label for="404page_method" class="check"></label>' . __( 'Activate Compatibility Mode', '404page' ) . ' <a class="dashicons dashicons-editor-help" href="' . $this->dc_url . '/#settings_operating_method"></a></p>';
|
| 547 |
+
echo '<p><span class="dashicons dashicons-info"></span> ';
|
| 548 |
+
|
| 549 |
+
if ( $this->settings['404page_native'] ) {
|
| 550 |
+
|
| 551 |
+
_e( 'This setting is not available because the Theme you are using natively supports the 404page plugin.', '404page' );
|
| 552 |
+
echo ' (<a href="' . $this->dc_url . '/#native_mode">' . __( 'Read more', '404page' ) . '</a>)';
|
| 553 |
+
|
| 554 |
+
} elseif ( defined( 'CUSTOMIZR_VER' ) ) {
|
| 555 |
+
|
| 556 |
+
_e( 'This setting is not availbe because the 404page Plugin works in Customizr Compatibility Mode.', '404page' );
|
| 557 |
+
echo ' (<a href="' . $this->dc_url . '/#special_modes">' . __( 'Read more', '404page' ) . '</a>)';
|
| 558 |
+
|
| 559 |
+
} elseif ( defined( 'ICL_SITEPRESS_VERSION' ) ) {
|
| 560 |
+
|
| 561 |
+
_e( 'This setting is not availbe because the 404page Plugin works in WPML Mode.', '404page' );
|
| 562 |
+
echo ' (<a href="' . $this->dc_url . '/#special_modes">' . __( 'Read more', '404page' ) . '</a>)';
|
| 563 |
+
|
| 564 |
+
} else {
|
| 565 |
+
|
| 566 |
+
_e( 'If you are using a theme or plugin that modifies the WordPress Template System, the 404page plugin may not work properly. Compatibility Mode maybe can fix the problem. Activate Compatibility Mode only if you have any problems.', '404page' );
|
| 567 |
+
|
| 568 |
+
}
|
| 569 |
+
|
| 570 |
+
echo '</p>';
|
| 571 |
+
|
| 572 |
+
}
|
| 573 |
+
|
| 574 |
+
|
| 575 |
+
/**
|
| 576 |
+
* handle the method setting
|
| 577 |
+
*/
|
| 578 |
+
function handle_method( $method ) {
|
| 579 |
+
|
| 580 |
+
if ( null === $method ) {
|
| 581 |
+
|
| 582 |
+
$method = 'STD';
|
| 583 |
+
|
| 584 |
+
}
|
| 585 |
+
|
| 586 |
+
return $method;
|
| 587 |
+
|
| 588 |
+
}
|
| 589 |
+
|
| 590 |
+
|
| 591 |
+
/**
|
| 592 |
+
* hide the 404 page from the list of pages
|
| 593 |
+
*/
|
| 594 |
+
|
| 595 |
+
function exclude_404page( $query ) {
|
| 596 |
+
|
| 597 |
+
$pageid = $this->get_page_id();
|
| 598 |
+
|
| 599 |
+
if ( $pageid > 0 ) {
|
| 600 |
+
|
| 601 |
+
global $pagenow;
|
| 602 |
+
|
| 603 |
+
$post_type = $query->get( 'post_type' );
|
| 604 |
+
|
| 605 |
+
// as of v 2.3 we check the post_type on front end
|
| 606 |
+
// as of v 2.5 we also hide the page from search results on front end
|
| 607 |
+
if( ( is_admin() && ( 'edit.php' == $pagenow && !current_user_can( 'create_users' ) ) ) || ( ! is_admin() && ( is_search() || ( !empty( $post_type) && ( ('page' === $post_type || 'any' === $post_type) || ( is_array( $post_type ) && in_array( 'page', $post_type ) ) ) ) ) ) ) {
|
| 608 |
+
|
| 609 |
+
// as of v 2.4 we hide all translations in admin for WPML
|
| 610 |
+
// as of v 2.5 we hide all translations from search results on front end for WPML
|
| 611 |
+
if ( is_admin() || ( ! is_admin() && is_search() ) ) {
|
| 612 |
+
|
| 613 |
+
$pageids = $this->get_all_page_ids();
|
| 614 |
+
|
| 615 |
+
} else {
|
| 616 |
+
|
| 617 |
+
$pageids = array( $pageid );
|
| 618 |
+
|
| 619 |
+
}
|
| 620 |
+
|
| 621 |
+
// as of v 2.3 we add the ID of the 404 page to post__not_in
|
| 622 |
+
// using just $query->set() overrides existing settings but not adds a new setting
|
| 623 |
+
$query->set( 'post__not_in', array_merge( (array)$query->get( 'post__not_in', array() ), $pageids ) );
|
| 624 |
+
|
| 625 |
+
}
|
| 626 |
+
|
| 627 |
+
}
|
| 628 |
+
|
| 629 |
+
}
|
| 630 |
+
|
| 631 |
+
|
| 632 |
+
/**
|
| 633 |
+
* remove the 404 page from get_pages result array
|
| 634 |
+
*/
|
| 635 |
+
function remove_404page_from_array( $pages, $r ) {
|
| 636 |
+
|
| 637 |
+
for ( $i = 0; $i < sizeof( $pages ); $i++ ) {
|
| 638 |
+
|
| 639 |
+
if ( $pages[$i]->ID == $this->settings['404page_page_id'] ) {
|
| 640 |
+
|
| 641 |
+
unset( $pages[$i] );
|
| 642 |
+
break;
|
| 643 |
+
|
| 644 |
+
}
|
| 645 |
+
|
| 646 |
+
}
|
| 647 |
+
|
| 648 |
+
return array_values( $pages );
|
| 649 |
+
|
| 650 |
+
}
|
| 651 |
+
|
| 652 |
+
|
| 653 |
+
/**
|
| 654 |
+
* create the menu entry
|
| 655 |
+
*/
|
| 656 |
+
function admin_menu() {
|
| 657 |
+
$this->admin_handle = add_theme_page ( __( '404 Error Page', "404page" ), __( '404 Error Page', '404page' ), 'manage_options', '404pagesettings', array( $this, 'admin_page' ) );
|
| 658 |
+
}
|
| 659 |
+
|
| 660 |
+
|
| 661 |
+
/**
|
| 662 |
+
* add admin css file
|
| 663 |
+
*/
|
| 664 |
+
function admin_css() {
|
| 665 |
+
|
| 666 |
+
if ( get_current_screen()->id == $this->admin_handle ) {
|
| 667 |
+
|
| 668 |
+
wp_enqueue_style( '404pagecss', plugins_url( 'assets/css/404page-ui.css', $this->_file ) );
|
| 669 |
+
|
| 670 |
+
}
|
| 671 |
+
|
| 672 |
+
}
|
| 673 |
+
|
| 674 |
+
|
| 675 |
+
/**
|
| 676 |
+
* add admin js files
|
| 677 |
+
*/
|
| 678 |
+
function admin_js() {
|
| 679 |
+
|
| 680 |
+
wp_enqueue_script( '404pagejs', plugins_url( 'assets/js/404page.js', $this->_file ), 'jquery', $this->version, true );
|
| 681 |
+
|
| 682 |
+
wp_localize_script( '404pagejs', 'pp_404page_remove', array( 'pp_404page_dismiss_admin_notice_number' => 'pp-404page-admin-notice-1' ) );
|
| 683 |
+
|
| 684 |
+
if ( get_current_screen()->id == $this->admin_handle ) {
|
| 685 |
+
|
| 686 |
+
wp_enqueue_script( 'jquery-ui-accordion' );
|
| 687 |
+
|
| 688 |
+
wp_enqueue_script( '404page-ui', plugins_url( 'assets/js/404page-ui.js', $this->_file ), 'jquery', $this->version, true );
|
| 689 |
+
|
| 690 |
+
}
|
| 691 |
+
|
| 692 |
+
}
|
| 693 |
+
|
| 694 |
+
|
| 695 |
+
/**
|
| 696 |
+
* show admin page
|
| 697 |
+
*/
|
| 698 |
+
function admin_page() {
|
| 699 |
+
|
| 700 |
+
if ( !current_user_can( 'manage_options' ) ) {
|
| 701 |
+
|
| 702 |
+
wp_die( __( 'You do not have sufficient permissions to access this page.' ) );
|
| 703 |
+
|
| 704 |
+
}
|
| 705 |
+
?>
|
| 706 |
+
<div class="wrap" id="pp-404page-settings">
|
| 707 |
+
<h1 id="pp-plugin-info-404page"><?php echo $this->plugin_name; ?> <?php _e( 'Settings', '404page' ); ?><span><a class="dashicons dashicons-wordpress" href="<?php echo $this->wp_url; ?>/" title="<?php _e( 'wordpress.org plugin directory', '404page' ); ?>"></a> <a class="dashicons dashicons-admin-home" href="http://petersplugins.com/" title="<?php _e( 'Author homepage', '404page' );?>"></a> <a class="dashicons dashicons-googleplus" href="http://g.petersplugins.com/" title="<?php _e( 'Authors Google+ Page', '404page' ); ?>"></a> <a class="dashicons dashicons-facebook-alt" href="http://f.petersplugins.com/" title="<?php _e( 'Authors facebook Page', '404page' ); ?>"></a> <a class="dashicons dashicons-book-alt" href="<?php echo $this->dc_url; ?>" title="<?php _e( 'Plugin Doc', '404page' ); ?>"></a> <a class="dashicons dashicons-editor-help" href="http://wordpress.org/support/plugin/<?php echo $this->plugin_slug; ?>/" title="<?php _e( 'Support', '404page'); ?>"></a> <a class="dashicons dashicons-admin-comments" href="http://petersplugins.com/contact/" title="<?php _e( 'Contact Author', '404page' ); ?>"></a></span></h1>
|
| 708 |
+
<?php settings_errors(); ?>
|
| 709 |
+
<form method="post" action="options.php">
|
| 710 |
+
<?php settings_fields( '404page_settings' ); ?>
|
| 711 |
+
<?php do_settings_sections( '404page_settings_section' ); ?>
|
| 712 |
+
<div id="pp-404page-settings-advanced">
|
| 713 |
+
<h3>Advanced Settings</h3>
|
| 714 |
+
<div>
|
| 715 |
+
<?php do_settings_sections( '404page_settings_section_advanced' ); ?>
|
| 716 |
+
</div>
|
| 717 |
+
</div>
|
| 718 |
+
<?php submit_button(); ?>
|
| 719 |
+
</form>
|
| 720 |
+
</div>
|
| 721 |
+
<?php
|
| 722 |
+
}
|
| 723 |
+
|
| 724 |
+
|
| 725 |
+
/**
|
| 726 |
+
* show admin notices
|
| 727 |
+
*/
|
| 728 |
+
function admin_notices() {
|
| 729 |
+
|
| 730 |
+
// invite to follow me
|
| 731 |
+
if ( current_user_can( 'manage_options' ) && get_user_meta( get_current_user_id(), 'pp-404page-admin-notice-1', true ) != 'dismissed' ) {
|
| 732 |
+
?>
|
| 733 |
+
<div class="notice is-dismissible" id="pp-404page-admin-notice-1">
|
| 734 |
+
<p><img src="<?php echo plugins_url( 'assets/pluginicon.png', $this->_file ); ?>" style="width: 48px; height: 48px; float: left; margin-right: 20px" /><strong><?php _e( 'Do you like the 404page plugin?', '404page' ); ?></strong><br /><?php _e( 'Follow me:', '404page' ); ?> <a class="dashicons dashicons-googleplus" href="http://g.petersplugins.com/" title="<?php _e( 'Authors Google+ Page', '404page' ); ?>"></a> <a class="dashicons dashicons-facebook-alt" href="http://f.petersplugins.com/" title="<?php _e( 'Authors facebook Page', '404page' ); ?>"></a><div class="clear"></div></p>
|
| 735 |
+
</div>
|
| 736 |
+
<?php
|
| 737 |
+
}
|
| 738 |
+
|
| 739 |
+
}
|
| 740 |
+
|
| 741 |
+
|
| 742 |
+
/**
|
| 743 |
+
* dismiss an admin notice
|
| 744 |
+
*/
|
| 745 |
+
function dismiss_admin_notice() {
|
| 746 |
+
|
| 747 |
+
if ( isset( $_POST['pp_404page_dismiss_admin_notice'] ) ) {
|
| 748 |
+
|
| 749 |
+
update_user_meta( get_current_user_id(), $_POST['pp_404page_dismiss_admin_notice'], 'dismissed' );
|
| 750 |
+
|
| 751 |
+
}
|
| 752 |
+
|
| 753 |
+
wp_die();
|
| 754 |
+
|
| 755 |
+
}
|
| 756 |
+
|
| 757 |
+
|
| 758 |
+
/**
|
| 759 |
+
* get the id of the 404 page
|
| 760 |
+
* returns 0 if none is defined, returns -1 if the defined page id does not exist
|
| 761 |
+
*/
|
| 762 |
+
private function get_404page_id() {
|
| 763 |
+
|
| 764 |
+
$pageid = get_option( '404page_page_id', 0 );
|
| 765 |
+
|
| 766 |
+
if ( $pageid != 0 ) {
|
| 767 |
+
|
| 768 |
+
$page = get_post( $pageid );
|
| 769 |
+
|
| 770 |
+
if ( !$page || $page->post_status != 'publish' ) {
|
| 771 |
+
|
| 772 |
+
$pageid = -1;
|
| 773 |
+
|
| 774 |
+
}
|
| 775 |
+
|
| 776 |
+
}
|
| 777 |
+
|
| 778 |
+
return $pageid;
|
| 779 |
+
|
| 780 |
+
}
|
| 781 |
+
|
| 782 |
+
|
| 783 |
+
/**
|
| 784 |
+
* get the selected method
|
| 785 |
+
*/
|
| 786 |
+
private function get_404page_method() {
|
| 787 |
+
|
| 788 |
+
if ( defined( 'ICL_SITEPRESS_VERSION' ) ) {
|
| 789 |
+
|
| 790 |
+
// WPML is active
|
| 791 |
+
return 'CMP';
|
| 792 |
+
|
| 793 |
+
} else {
|
| 794 |
+
|
| 795 |
+
return get_option( '404page_method', 'STD' );
|
| 796 |
+
|
| 797 |
+
}
|
| 798 |
+
|
| 799 |
+
}
|
| 800 |
+
|
| 801 |
+
|
| 802 |
+
/**
|
| 803 |
+
* do we have to hide the selected 404 page from the page list?
|
| 804 |
+
*/
|
| 805 |
+
private function get_404page_hide() {
|
| 806 |
+
|
| 807 |
+
return (bool)get_option( '404page_hide', false );
|
| 808 |
+
|
| 809 |
+
}
|
| 810 |
+
|
| 811 |
+
|
| 812 |
+
/**
|
| 813 |
+
* do we have to fire an 404 error if the selected page is accessed directly?
|
| 814 |
+
*/
|
| 815 |
+
private function get_404page_fire_error() {
|
| 816 |
+
|
| 817 |
+
return (bool)get_option( '404page_fire_error', true );
|
| 818 |
+
|
| 819 |
+
}
|
| 820 |
+
|
| 821 |
+
|
| 822 |
+
/**
|
| 823 |
+
* do we have to force the 404 error after loading the page?
|
| 824 |
+
*/
|
| 825 |
+
private function get_404page_force_error() {
|
| 826 |
+
|
| 827 |
+
return (bool)get_option( '404page_force_error', false );
|
| 828 |
+
|
| 829 |
+
}
|
| 830 |
+
|
| 831 |
+
|
| 832 |
+
/**
|
| 833 |
+
* do we have to disable the URL guessing?
|
| 834 |
+
*/
|
| 835 |
+
private function get_404page_no_url_guessing() {
|
| 836 |
+
|
| 837 |
+
return (bool)get_option( '404page_no_url_guessing', false );
|
| 838 |
+
|
| 839 |
+
}
|
| 840 |
+
|
| 841 |
+
|
| 842 |
+
/**
|
| 843 |
+
* get the id of the 404 page in the current language if WPML is active
|
| 844 |
+
*/
|
| 845 |
+
private function get_page_id() {
|
| 846 |
+
|
| 847 |
+
$pageid = $this->settings['404page_page_id'];
|
| 848 |
+
|
| 849 |
+
if ( $pageid > 0 ) {
|
| 850 |
+
|
| 851 |
+
if ( defined( 'ICL_SITEPRESS_VERSION' ) ) {
|
| 852 |
+
|
| 853 |
+
// WPML is active
|
| 854 |
+
$pageid = apply_filters( 'wpml_object_id', $pageid, 'page', true );
|
| 855 |
+
|
| 856 |
+
}
|
| 857 |
+
|
| 858 |
+
}
|
| 859 |
+
|
| 860 |
+
return $pageid;
|
| 861 |
+
|
| 862 |
+
}
|
| 863 |
+
|
| 864 |
+
/**
|
| 865 |
+
* get 404 pages in all available languages
|
| 866 |
+
* if WPML is active this function returns an array of all page ids in all available languages
|
| 867 |
+
* otherwise it returns the page id as array
|
| 868 |
+
* introduced in v 2.4
|
| 869 |
+
*/
|
| 870 |
+
private function get_all_page_ids() {
|
| 871 |
+
|
| 872 |
+
if ( defined( 'ICL_SITEPRESS_VERSION' ) ) {
|
| 873 |
+
|
| 874 |
+
// WPML is active
|
| 875 |
+
// get an array for all translations
|
| 876 |
+
$pageid = $this->settings['404page_page_id'];
|
| 877 |
+
$pages = array( $pageid );
|
| 878 |
+
|
| 879 |
+
if ( $pageid > 0 ) {
|
| 880 |
+
|
| 881 |
+
$languages = apply_filters( 'wpml_active_languages', NULL );
|
| 882 |
+
|
| 883 |
+
if ( !empty( $languages ) ) {
|
| 884 |
+
|
| 885 |
+
foreach( $languages as $l ) {
|
| 886 |
+
|
| 887 |
+
$p = apply_filters( 'wpml_object_id', $pageid, 'page', false, $l['language_code'] );
|
| 888 |
+
|
| 889 |
+
if ( $p ) {
|
| 890 |
+
|
| 891 |
+
$pages[] = $p;
|
| 892 |
+
|
| 893 |
+
}
|
| 894 |
+
|
| 895 |
+
}
|
| 896 |
+
|
| 897 |
+
}
|
| 898 |
+
|
| 899 |
+
}
|
| 900 |
+
|
| 901 |
+
$pageids = array_unique( $pages, SORT_NUMERIC );
|
| 902 |
+
|
| 903 |
+
} else {
|
| 904 |
+
|
| 905 |
+
$pageids = array( $this->get_page_id() );
|
| 906 |
+
|
| 907 |
+
}
|
| 908 |
+
|
| 909 |
+
return $pageids;
|
| 910 |
+
|
| 911 |
+
}
|
| 912 |
+
|
| 913 |
+
|
| 914 |
+
/**
|
| 915 |
+
* fire 404page_after_404 hook to make plugin expandable
|
| 916 |
+
*/
|
| 917 |
+
function do_404page_action() {
|
| 918 |
+
|
| 919 |
+
do_action( '404page_after_404' );
|
| 920 |
+
|
| 921 |
+
}
|
| 922 |
+
|
| 923 |
+
|
| 924 |
+
/**
|
| 925 |
+
* add links to plugins table
|
| 926 |
+
*/
|
| 927 |
+
function add_settings_links( $links ) {
|
| 928 |
+
|
| 929 |
+
return array_merge( $links, array( '<a class="dashicons dashicons-admin-tools" href="' . admin_url( 'themes.php?page=404pagesettings' ) . '" title="' . __( 'Settings', '404page' ) . '"></a>', '<a class="dashicons dashicons-star-filled" href="https://wordpress.org/support/plugin/' . $this->plugin_slug . '/reviews/" title="' . __( 'Please rate plugin', '404page' ) . '"></a>' ) );
|
| 930 |
+
|
| 931 |
+
}
|
| 932 |
+
|
| 933 |
+
|
| 934 |
+
/**
|
| 935 |
+
* uninstall plugin
|
| 936 |
+
*/
|
| 937 |
+
function uninstall() {
|
| 938 |
+
|
| 939 |
+
if( is_multisite() ) {
|
| 940 |
+
|
| 941 |
+
$this->uninstall_network();
|
| 942 |
+
|
| 943 |
+
} else {
|
| 944 |
+
|
| 945 |
+
$this->uninstall_single();
|
| 946 |
+
|
| 947 |
+
}
|
| 948 |
+
|
| 949 |
+
}
|
| 950 |
+
|
| 951 |
+
|
| 952 |
+
/**
|
| 953 |
+
* uninstall network wide
|
| 954 |
+
*/
|
| 955 |
+
function uninstall_network() {
|
| 956 |
+
|
| 957 |
+
global $wpdb;
|
| 958 |
+
$activeblog = $wpdb->blogid;
|
| 959 |
+
$blogids = $wpdb->get_col( esc_sql( 'SELECT blog_id FROM ' . $wpdb->blogs ) );
|
| 960 |
+
|
| 961 |
+
foreach ($blogids as $blogid) {
|
| 962 |
+
|
| 963 |
+
switch_to_blog( $blogid );
|
| 964 |
+
$this->uninstall_single();
|
| 965 |
+
|
| 966 |
+
}
|
| 967 |
+
|
| 968 |
+
switch_to_blog( $activeblog );
|
| 969 |
+
|
| 970 |
+
}
|
| 971 |
+
|
| 972 |
+
|
| 973 |
+
/**
|
| 974 |
+
* uninstall for a single blog
|
| 975 |
+
*/
|
| 976 |
+
function uninstall_single() {
|
| 977 |
+
|
| 978 |
+
foreach ( $this->settings as $key => $value) {
|
| 979 |
+
|
| 980 |
+
delete_option( $key );
|
| 981 |
+
|
| 982 |
+
}
|
| 983 |
+
|
| 984 |
+
}
|
| 985 |
+
|
| 986 |
+
|
| 987 |
+
/**
|
| 988 |
+
* functions for theme usage
|
| 989 |
+
*/
|
| 990 |
+
|
| 991 |
+
// check if there's a custom 404 page set
|
| 992 |
+
function pp_404_is_active() {
|
| 993 |
+
|
| 994 |
+
return ( $this->settings['404page_page_id'] > 0 );
|
| 995 |
+
|
| 996 |
+
}
|
| 997 |
+
|
| 998 |
+
// activate the native theme support
|
| 999 |
+
function pp_404_set_native_support() {
|
| 1000 |
+
|
| 1001 |
+
$this->settings['404page_native'] = true;
|
| 1002 |
+
|
| 1003 |
+
}
|
| 1004 |
+
|
| 1005 |
+
// get the title - native theme support
|
| 1006 |
+
function pp_404_get_the_title() {
|
| 1007 |
+
|
| 1008 |
+
$title = '';
|
| 1009 |
+
|
| 1010 |
+
if ( $this->settings['404page_page_id'] > 0 && $this->settings['404page_native'] ) {
|
| 1011 |
+
|
| 1012 |
+
$title = get_the_title( $this->get_page_id() );
|
| 1013 |
+
|
| 1014 |
+
}
|
| 1015 |
+
|
| 1016 |
+
return $title;
|
| 1017 |
+
|
| 1018 |
+
}
|
| 1019 |
+
|
| 1020 |
+
// print title - native theme support
|
| 1021 |
+
function pp_404_the_title() {
|
| 1022 |
+
|
| 1023 |
+
echo $this->pp_404_get_the_title();
|
| 1024 |
+
|
| 1025 |
+
}
|
| 1026 |
+
|
| 1027 |
+
// get the content - native theme support
|
| 1028 |
+
function pp_404_get_the_content() {
|
| 1029 |
+
|
| 1030 |
+
$content = '';
|
| 1031 |
+
|
| 1032 |
+
if ( $this->settings['404page_page_id'] > 0 && $this->settings['404page_native'] ) {
|
| 1033 |
+
|
| 1034 |
+
$content = apply_filters( 'the_content', get_post_field( 'post_content', $this->get_page_id() ) );
|
| 1035 |
+
|
| 1036 |
+
}
|
| 1037 |
+
|
| 1038 |
+
return $content;
|
| 1039 |
+
|
| 1040 |
+
}
|
| 1041 |
+
|
| 1042 |
+
// print content - native theme support
|
| 1043 |
+
function pp_404_the_content() {
|
| 1044 |
+
|
| 1045 |
+
echo $this->pp_404_get_the_content();
|
| 1046 |
+
|
| 1047 |
+
}
|
| 1048 |
+
|
| 1049 |
+
}
|
| 1050 |
+
|
| 1051 |
+
}
|
| 1052 |
+
|
| 1053 |
+
?>
|
inc/index.php
ADDED
|
@@ -0,0 +1 @@
|
|
|
|
| 1 |
+
<?php // Silence is golden
|
index.php
ADDED
|
@@ -0,0 +1 @@
|
|
|
|
| 1 |
+
<?php // Silence is golden
|
pluginicon.png
DELETED
|
Binary file
|
readme.txt
CHANGED
|
@@ -1,10 +1,10 @@
|
|
| 1 |
=== 404page - your smart custom 404 error page ===
|
| 2 |
Contributors: petersplugins, smartware.cc
|
| 3 |
-
Donate link:http://petersplugins.com/make-a-donation/
|
| 4 |
Tags: page, 404, error, error page, 404 page, page not found, page not found error, 404 error page, missing, broken link, template, 404 link, seo, custom 404, custom 404 page, custom 404 error, custom 404 error page, customize 404, customize 404 page, customize 404 error page
|
| 5 |
Requires at least: 3.0
|
| 6 |
-
Tested up to: 4.
|
| 7 |
-
Stable tag:
|
| 8 |
License: GPLv2 or later
|
| 9 |
License URI: http://www.gnu.org/licenses/gpl-2.0.html
|
| 10 |
|
|
@@ -12,21 +12,32 @@ Custom 404 the easy way! Set any page as custom 404 error page. No coding needed
|
|
| 12 |
|
| 13 |
== Description ==
|
| 14 |
|
| 15 |
-
|
| 16 |
|
| 17 |
-
=
|
| 18 |
|
| 19 |
-
|
| 20 |
|
| 21 |
= Why you should choose this plugin =
|
| 22 |
|
| 23 |
* Different from other similar plugins the 404page plugin **does not create redirects**. That’s **quite important** because a correct code 404 is delivered which tells search engines that the page does not exist and has to be removed from the index. A redirect would result in a HTTP code 301 or 302 and the URL would remain in the search index.
|
| 24 |
* Different from other similar plugins the 404page plugin **does not create additional server requests**.
|
| 25 |
|
| 26 |
-
= Watch the video =
|
| 27 |
|
| 28 |
https://www.youtube.com/watch?v=VTL07Lf0IsY
|
| 29 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 30 |
= Do you like the 404page Plugin? =
|
| 31 |
|
| 32 |
Thanks, I appreciate that. You don’t need to make a donation. No money, no beer, no coffee. Please, just [tell the world that you like what I’m doing](http://petersplugins.com/make-a-donation/)! And that’s all.
|
|
@@ -104,14 +115,15 @@ The plugin adds an action hook 404page_after_404 which you can use to add extra
|
|
| 104 |
= Native Support =
|
| 105 |
If you are a theme developer you can add native support for the 404page plugin to your theme for full control. [Read more](http://petersplugins.com/docs/404page/#theme_native_support).
|
| 106 |
|
| 107 |
-
== Screenshots ==
|
| 108 |
-
|
| 109 |
-
1. Create your 404 Page as a normal WordPress Page
|
| 110 |
-
2. Define the created Page as 404 Error Page
|
| 111 |
-
3. Your custom 404 Error Page is shown in case of a 404 error
|
| 112 |
-
|
| 113 |
== Changelog ==
|
| 114 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 115 |
= 2.5 (2017-05-19) =
|
| 116 |
* hide 404 page from search results on front end (if WPML is active, all languages are hidden)
|
| 117 |
* do not fire a 404 in Compatibility Mode if the [DW Question & Answer plugin by DesignWall](https://www.designwall.com/wordpress/plugins/dw-question-answer/) is active and a question has no answers
|
|
@@ -178,8 +190,11 @@ If you are a theme developer you can add native support for the 404page plugin t
|
|
| 178 |
|
| 179 |
== Upgrade Notice ==
|
| 180 |
|
|
|
|
|
|
|
|
|
|
| 181 |
= 2.5 =
|
| 182 |
-
|
| 183 |
|
| 184 |
= 2.4 =
|
| 185 |
Version 2.4 fixes several issues. See [changelog](https://wordpress.org/plugins/404page/changelog/) for details.
|
| 1 |
=== 404page - your smart custom 404 error page ===
|
| 2 |
Contributors: petersplugins, smartware.cc
|
| 3 |
+
Donate link: http://petersplugins.com/make-a-donation/
|
| 4 |
Tags: page, 404, error, error page, 404 page, page not found, page not found error, 404 error page, missing, broken link, template, 404 link, seo, custom 404, custom 404 page, custom 404 error, custom 404 error page, customize 404, customize 404 page, customize 404 error page
|
| 5 |
Requires at least: 3.0
|
| 6 |
+
Tested up to: 4.8
|
| 7 |
+
Stable tag: 3.0
|
| 8 |
License: GPLv2 or later
|
| 9 |
License URI: http://www.gnu.org/licenses/gpl-2.0.html
|
| 10 |
|
| 12 |
|
| 13 |
== Description ==
|
| 14 |
|
| 15 |
+
This Plugin allows you to create your custom 404 page just like any other page using the WordPress Page Editor.
|
| 16 |
|
| 17 |
+
= Usage =
|
| 18 |
|
| 19 |
+
Create your custom 404 page just like any other page. Then go to 'Appearance' -> '404 Error Page' and select the created page as your custom 404 error page. That's it!
|
| 20 |
|
| 21 |
= Why you should choose this plugin =
|
| 22 |
|
| 23 |
* Different from other similar plugins the 404page plugin **does not create redirects**. That’s **quite important** because a correct code 404 is delivered which tells search engines that the page does not exist and has to be removed from the index. A redirect would result in a HTTP code 301 or 302 and the URL would remain in the search index.
|
| 24 |
* Different from other similar plugins the 404page plugin **does not create additional server requests**.
|
| 25 |
|
| 26 |
+
= Watch the video (outdated version, new version will be created as soon as possible) =
|
| 27 |
|
| 28 |
https://www.youtube.com/watch?v=VTL07Lf0IsY
|
| 29 |
|
| 30 |
+
= Need more information? =
|
| 31 |
+
|
| 32 |
+
See [Plugin Homepage](http://petersplugins.com/free-wordpress-plugins/404page/) and [Plugin Doc](http://petersplugins.com/docs/404page/).
|
| 33 |
+
|
| 34 |
+
== Screenshots ==
|
| 35 |
+
|
| 36 |
+
1. Create your costom 404 Error Page as a normal WordPress Page
|
| 37 |
+
2. Set the created Page as 404 Error Page
|
| 38 |
+
3. Advanced Settings
|
| 39 |
+
4. Advanced Settings with WPML plugin installed (Compatibility Mode is not available, because the 404page plugin automatically switches to WMPL mode)
|
| 40 |
+
|
| 41 |
= Do you like the 404page Plugin? =
|
| 42 |
|
| 43 |
Thanks, I appreciate that. You don’t need to make a donation. No money, no beer, no coffee. Please, just [tell the world that you like what I’m doing](http://petersplugins.com/make-a-donation/)! And that’s all.
|
| 115 |
= Native Support =
|
| 116 |
If you are a theme developer you can add native support for the 404page plugin to your theme for full control. [Read more](http://petersplugins.com/docs/404page/#theme_native_support).
|
| 117 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 118 |
== Changelog ==
|
| 119 |
|
| 120 |
+
= 3.0 (2017-07-05) =
|
| 121 |
+
* new feature to force 404 error after loading page
|
| 122 |
+
* new feature to disable URL autocorrection guessing
|
| 123 |
+
* finally removed Polylang stuff disabled in 2.4
|
| 124 |
+
* redesigned admin interface
|
| 125 |
+
* code improvement
|
| 126 |
+
|
| 127 |
= 2.5 (2017-05-19) =
|
| 128 |
* hide 404 page from search results on front end (if WPML is active, all languages are hidden)
|
| 129 |
* do not fire a 404 in Compatibility Mode if the [DW Question & Answer plugin by DesignWall](https://www.designwall.com/wordpress/plugins/dw-question-answer/) is active and a question has no answers
|
| 190 |
|
| 191 |
== Upgrade Notice ==
|
| 192 |
|
| 193 |
+
= 3.0 =
|
| 194 |
+
new features added to force 404 error after loading page and to disable URL autocorrection guessing, plus further enhancements
|
| 195 |
+
|
| 196 |
= 2.5 =
|
| 197 |
+
Hide 404 page from search results, compatibility with DW Question & Answer plugin
|
| 198 |
|
| 199 |
= 2.4 =
|
| 200 |
Version 2.4 fixes several issues. See [changelog](https://wordpress.org/plugins/404page/changelog/) for details.
|
uninstall.php
CHANGED
|
@@ -1,12 +1,24 @@
|
|
| 1 |
<?php
|
| 2 |
-
// 404page uninstall
|
| 3 |
|
| 4 |
-
|
| 5 |
-
|
| 6 |
-
|
| 7 |
-
|
| 8 |
-
|
| 9 |
-
include_once plugin_dir_path( __FILE__ ) . '404page.php';
|
| 10 |
|
| 11 |
-
|
|
|
|
|
|
|
|
|
|
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?>
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| 1 |
<?php
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/**
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* The 404page Plugin Uninstall
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*/
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// If this file is called directly, abort
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if ( ! defined( 'WPINC' ) ) {
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die;
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}
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// If this is somehow accessed withou plugin uninstall is requested, abort
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if ( ! defined( 'WP_UNINSTALL_PLUGIN' ) || ! WP_UNINSTALL_PLUGIN || dirname( WP_UNINSTALL_PLUGIN ) != dirname( plugin_basename( __FILE__ ) ) ) {
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die;
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}
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// Load plugin file and start uninstall
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include_once plugin_dir_path( __FILE__ ) . '404page.php';
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$pp_404page->uninstall();
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?>
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