custom-search-plugin.php aktualisiert
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<?php
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/**
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* Plugin Name: Custom Search Plugin
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* Plugin URI:
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* Description: Fügt eine Suchfunktion als Shortcode, Widget und Menüeintrag hinzu.(Shortcode: [display_search_form])
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* Version: 1.1
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* Author: M_Viper
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* Author URI: https://m-viper.de
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* Requires at least: 6.7.2
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* Tested up to: 6.7.2
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* License: GPL2
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* License URI: https://www.gnu.org/licenses/gpl-2.0.html
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* Text Domain: wp-search
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* Tags: search Autorsearch
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*/
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if (!defined('ABSPATH')) {
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exit; // Sicherheitsmaßnahme
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}
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// 1️⃣ **Aktualisiertes Suchformular mit Umschaltoption**
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function csp_search_form() {
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ob_start();
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$search_type = isset($_GET['search_type']) ? sanitize_text_field($_GET['search_type']) : 'all';
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?>
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<style>
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.csp-search-form {
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display: flex;
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flex-direction: column;
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gap: 8px;
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max-width: 400px;
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margin: 10px auto;
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padding: 15px;
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background: #f8f9fa;
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border-radius: 15px;
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box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
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}
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.csp-search-fields {
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display: flex;
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gap: 8px;
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}
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.csp-search-form input[type="text"] {
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flex: 1;
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padding: 10px;
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border: 1px solid #ddd;
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border-radius: 20px;
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font-size: 16px;
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}
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.csp-search-type {
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display: flex;
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gap: 10px;
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margin-bottom: 10px;
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}
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.csp-search-type label {
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display: flex;
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align-items: center;
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gap: 5px;
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cursor: pointer;
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}
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.csp-search-type input[type="radio"] {
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margin: 0;
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}
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.csp-search-form input[type="submit"] {
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background: #0073aa;
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color: white;
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border: none;
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padding: 10px 15px;
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border-radius: 20px;
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cursor: pointer;
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font-size: 16px;
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transition: background 0.3s;
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}
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.csp-search-form input[type="submit"]:hover {
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background: #005f8d;
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}
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</style>
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<form class="csp-search-form" role="search" method="get" action="<?php echo esc_url(home_url('/')); ?>">
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<div class="csp-search-type">
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<label>
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<input type="radio" name="search_type" value="all" <?php checked($search_type, 'all'); ?>>
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<?php _e('Alle Inhalte', 'textdomain'); ?>
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</label>
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<label>
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<input type="radio" name="search_type" value="title" <?php checked($search_type, 'title'); ?>>
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<?php _e('Nur Titel', 'textdomain'); ?>
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</label>
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<label>
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<input type="radio" name="search_type" value="guest_author" <?php checked($search_type, 'guest_author'); ?>>
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<?php _e('Nur Gastautoren', 'textdomain'); ?>
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</label>
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</div>
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<div class="csp-search-fields">
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<input type="text" name="s" placeholder="🔍 Suchbegriff eingeben" value="<?php echo esc_attr(get_search_query()); ?>">
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<input type="submit" value="Suchen">
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</div>
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</form>
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<?php
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return ob_get_clean();
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}
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// 2️⃣ **Shortcode für das Suchformular**
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add_shortcode('custom_search', 'csp_search_form');
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// 3️⃣ **Aktualisiertes Suchfeld als Widget**
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class CSP_Search_Widget extends WP_Widget {
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public function __construct() {
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parent::__construct(
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'csp_search_widget',
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__('Suche Widget', 'textdomain'),
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array('description' => __('Suchfeld mit Optionen für Titel- und Gastautoren-Suche', 'textdomain'))
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);
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}
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public function widget($args, $instance) {
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echo $args['before_widget'];
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echo '<h3 class="widget-title">' . __('Suche', 'textdomain') . '</h3>';
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echo csp_search_form();
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echo $args['after_widget'];
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}
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}
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function csp_register_widget() {
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register_widget('CSP_Search_Widget');
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}
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add_action('widgets_init', 'csp_register_widget');
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// 4️⃣ **Einstellungsseite hinzufügen**
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function csp_add_menu_page() {
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add_options_page(
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'Custom Search Settings',
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'Custom Search',
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'manage_options',
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'custom-search-settings',
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'csp_render_settings_page'
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);
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}
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add_action('admin_menu', 'csp_add_menu_page');
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// 5️⃣ **Einstellungsseite rendern**
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function csp_render_settings_page() {
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?>
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<div class="wrap">
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<h1>Custom Search Settings</h1>
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<form method="post" action="options.php">
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<?php
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settings_fields('csp_settings_group');
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do_settings_sections('custom-search-settings');
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submit_button();
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?>
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</form>
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</div>
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<?php
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}
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// 6️⃣ **Einstellungen registrieren**
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function csp_register_settings() {
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register_setting('csp_settings_group', 'csp_selected_menu');
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add_settings_section(
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'csp_main_section',
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'Menu Selection',
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'csp_section_callback',
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'custom-search-settings'
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);
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add_settings_field(
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'csp_menu_select',
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'Select Menu',
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'csp_menu_select_callback',
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'custom-search-settings',
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'csp_main_section'
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);
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}
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add_action('admin_init', 'csp_register_settings');
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// 7️⃣ **Callback für die Sektion**
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function csp_section_callback() {
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echo 'Choose which menu to display the search form in:';
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}
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// 8️⃣ **Callback für das Auswahlfeld**
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function csp_menu_select_callback() {
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$menus = wp_get_nav_menus();
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$selected_menu = get_option('csp_selected_menu');
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echo '<select name="csp_selected_menu">';
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echo '<option value="">Select a menu</option>';
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foreach ($menus as $menu) {
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echo '<option value="' . $menu->term_id . '" ' . selected($selected_menu, $menu->term_id, false) . '>' . esc_html($menu->name) . '</option>';
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}
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echo '</select>';
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}
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// 9️⃣ **Suchfeld zum ausgewählten Menü hinzufügen**
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function csp_add_search_to_menus($items, $args) {
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$selected_menu = get_option('csp_selected_menu');
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if ($selected_menu && $args->menu->term_id == $selected_menu) {
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$items .= '<li class="menu-item search-menu-item">' . csp_search_form() . '</li>';
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}
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return $items;
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}
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add_filter('wp_nav_menu_items', 'csp_add_search_to_menus', 10, 2);
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// 🔟 **Aktualisierte Suchfunktion mit Suchtyp-Unterscheidung**
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function csp_custom_search_results($query) {
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if (!is_admin() && $query->is_search() && $query->is_main_query()) {
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$search_type = isset($_GET['search_type']) ? sanitize_text_field($_GET['search_type']) : 'all';
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$search_term = $query->get('s');
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switch($search_type) {
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case 'title':
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$query->set('post_title_like', $search_term);
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$query->set('s', '');
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add_filter('posts_where', 'csp_title_search_where', 10, 2);
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break;
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case 'guest_author':
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$meta_query = array(
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array(
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'key' => '_guest_author',
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'value' => $search_term,
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'compare' => '='
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)
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);
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$query->set('meta_query', $meta_query);
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$query->set('s', '');
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$query->set('post_type', 'post');
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break;
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default: // 'all'
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$query->set('_meta_or_title', $search_term);
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add_filter('posts_search', 'csp_custom_search_where', 10, 2);
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add_filter('posts_join', 'csp_custom_search_join', 10, 2);
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add_filter('posts_groupby', 'csp_custom_search_groupby', 10, 2);
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break;
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}
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}
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}
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add_action('pre_get_posts', 'csp_custom_search_results');
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// 1️⃣1️⃣ **Hilfsfunktionen für verschiedene Suchtypen**
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function csp_title_search_where($where, $query) {
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global $wpdb;
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if ($search_term = $query->get('post_title_like')) {
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$where .= $wpdb->prepare(
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" AND {$wpdb->posts}.post_title LIKE %s",
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'%' . $wpdb->esc_like($search_term) . '%'
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);
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}
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return $where;
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}
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function csp_custom_search_where($where, $query) {
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global $wpdb;
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if ($search_term = $query->get('_meta_or_title')) {
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$search = '%' . $wpdb->esc_like($search_term) . '%';
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$where .= $wpdb->prepare(
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" OR ({$wpdb->posts}.post_title LIKE %s)
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OR ({$wpdb->posts}.post_content LIKE %s)
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OR ({$wpdb->posts}.post_excerpt LIKE %s)
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OR (guest_author.meta_value LIKE %s)
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OR ({$wpdb->users}.display_name LIKE %s)",
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$search, $search, $search, $search, $search
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);
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}
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return $where;
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}
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function csp_custom_search_join($join, $query) {
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global $wpdb;
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if ($query->get('_meta_or_title')) {
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$join .= " LEFT JOIN {$wpdb->postmeta} guest_author ON ({$wpdb->posts}.ID = guest_author.post_id AND guest_author.meta_key = '_guest_author')";
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$join .= " LEFT JOIN {$wpdb->users} ON ({$wpdb->posts}.post_author = {$wpdb->users}.ID)";
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}
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return $join;
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}
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function csp_custom_search_groupby($groupby, $query) {
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global $wpdb;
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if ($query->get('_meta_or_title')) {
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$groupby = "{$wpdb->posts}.ID";
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}
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return $groupby;
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}
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// 1️⃣2️⃣ **Hilfsfunktion für Gastautoren-Suche**
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function csp_guest_author_search_where($where, $query) {
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global $wpdb;
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if ($query->get('meta_query')) {
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$where .= " AND EXISTS (
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SELECT 1 FROM {$wpdb->postmeta}
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WHERE {$wpdb->postmeta}.post_id = {$wpdb->posts}.ID
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AND {$wpdb->postmeta}.meta_key = '_guest_author'
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AND {$wpdb->postmeta}.meta_value != ''
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)";
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}
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return $where;
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}
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add_filter('posts_where', 'csp_guest_author_search_where', 10, 2);
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?>
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<?php
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/**
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* Plugin Name: Custom Search Plugin
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* Plugin URI: https://git.viper.ipv64.net/M_Viper/WP-Suche
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* Description: Fügt eine Suchfunktion als Shortcode, Widget und Menüeintrag hinzu.(Shortcode: [display_search_form])
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* Version: 1.1
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* Author: M_Viper
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* Author URI: https://m-viper.de
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* Requires at least: 6.7.2
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* Tested up to: 6.7.2
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* License: GPL2
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* License URI: https://www.gnu.org/licenses/gpl-2.0.html
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* Text Domain: wp-search
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* Tags: search Autor-search
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*/
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if (!defined('ABSPATH')) {
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exit; // Sicherheitsmaßnahme
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}
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// 1️⃣ **Aktualisiertes Suchformular mit Umschaltoption**
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function csp_search_form() {
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ob_start();
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$search_type = isset($_GET['search_type']) ? sanitize_text_field($_GET['search_type']) : 'all';
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?>
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<style>
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.csp-search-form {
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display: flex;
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flex-direction: column;
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gap: 8px;
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max-width: 400px;
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margin: 10px auto;
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padding: 15px;
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background: #f8f9fa;
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border-radius: 15px;
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box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
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}
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.csp-search-fields {
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display: flex;
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gap: 8px;
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}
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.csp-search-form input[type="text"] {
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flex: 1;
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padding: 10px;
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border: 1px solid #ddd;
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border-radius: 20px;
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font-size: 16px;
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}
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.csp-search-type {
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display: flex;
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gap: 10px;
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margin-bottom: 10px;
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}
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.csp-search-type label {
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display: flex;
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align-items: center;
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gap: 5px;
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cursor: pointer;
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}
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.csp-search-type input[type="radio"] {
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margin: 0;
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}
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.csp-search-form input[type="submit"] {
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background: #0073aa;
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color: white;
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border: none;
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padding: 10px 15px;
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border-radius: 20px;
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cursor: pointer;
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font-size: 16px;
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transition: background 0.3s;
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}
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.csp-search-form input[type="submit"]:hover {
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background: #005f8d;
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}
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</style>
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<form class="csp-search-form" role="search" method="get" action="<?php echo esc_url(home_url('/')); ?>">
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<div class="csp-search-type">
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<label>
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<input type="radio" name="search_type" value="all" <?php checked($search_type, 'all'); ?>>
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<?php _e('Alle Inhalte', 'textdomain'); ?>
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</label>
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<label>
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<input type="radio" name="search_type" value="title" <?php checked($search_type, 'title'); ?>>
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<?php _e('Nur Titel', 'textdomain'); ?>
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</label>
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<label>
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<input type="radio" name="search_type" value="guest_author" <?php checked($search_type, 'guest_author'); ?>>
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<?php _e('Nur Gastautoren', 'textdomain'); ?>
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</label>
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</div>
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<div class="csp-search-fields">
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<input type="text" name="s" placeholder="🔍 Suchbegriff eingeben" value="<?php echo esc_attr(get_search_query()); ?>">
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<input type="submit" value="Suchen">
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</div>
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</form>
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<?php
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return ob_get_clean();
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}
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// 2️⃣ **Shortcode für das Suchformular**
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add_shortcode('custom_search', 'csp_search_form');
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// 3️⃣ **Aktualisiertes Suchfeld als Widget**
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class CSP_Search_Widget extends WP_Widget {
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public function __construct() {
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parent::__construct(
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'csp_search_widget',
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__('Suche Widget', 'textdomain'),
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array('description' => __('Suchfeld mit Optionen für Titel- und Gastautoren-Suche', 'textdomain'))
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);
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}
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public function widget($args, $instance) {
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echo $args['before_widget'];
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echo '<h3 class="widget-title">' . __('Suche', 'textdomain') . '</h3>';
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echo csp_search_form();
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echo $args['after_widget'];
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}
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}
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function csp_register_widget() {
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register_widget('CSP_Search_Widget');
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}
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add_action('widgets_init', 'csp_register_widget');
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// 4️⃣ **Einstellungsseite hinzufügen**
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function csp_add_menu_page() {
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add_options_page(
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'Custom Search Settings',
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'Custom Search',
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'manage_options',
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'custom-search-settings',
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'csp_render_settings_page'
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);
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}
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add_action('admin_menu', 'csp_add_menu_page');
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// 5️⃣ **Einstellungsseite rendern**
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function csp_render_settings_page() {
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?>
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<div class="wrap">
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<h1>Custom Search Settings</h1>
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<form method="post" action="options.php">
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<?php
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settings_fields('csp_settings_group');
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do_settings_sections('custom-search-settings');
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submit_button();
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?>
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</form>
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</div>
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<?php
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}
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// 6️⃣ **Einstellungen registrieren**
|
||||
function csp_register_settings() {
|
||||
register_setting('csp_settings_group', 'csp_selected_menu');
|
||||
|
||||
add_settings_section(
|
||||
'csp_main_section',
|
||||
'Menu Selection',
|
||||
'csp_section_callback',
|
||||
'custom-search-settings'
|
||||
);
|
||||
|
||||
add_settings_field(
|
||||
'csp_menu_select',
|
||||
'Select Menu',
|
||||
'csp_menu_select_callback',
|
||||
'custom-search-settings',
|
||||
'csp_main_section'
|
||||
);
|
||||
}
|
||||
add_action('admin_init', 'csp_register_settings');
|
||||
|
||||
// 7️⃣ **Callback für die Sektion**
|
||||
function csp_section_callback() {
|
||||
echo 'Choose which menu to display the search form in:';
|
||||
}
|
||||
|
||||
// 8️⃣ **Callback für das Auswahlfeld**
|
||||
function csp_menu_select_callback() {
|
||||
$menus = wp_get_nav_menus();
|
||||
$selected_menu = get_option('csp_selected_menu');
|
||||
|
||||
echo '<select name="csp_selected_menu">';
|
||||
echo '<option value="">Select a menu</option>';
|
||||
foreach ($menus as $menu) {
|
||||
echo '<option value="' . $menu->term_id . '" ' . selected($selected_menu, $menu->term_id, false) . '>' . esc_html($menu->name) . '</option>';
|
||||
}
|
||||
echo '</select>';
|
||||
}
|
||||
|
||||
// 9️⃣ **Suchfeld zum ausgewählten Menü hinzufügen**
|
||||
function csp_add_search_to_menus($items, $args) {
|
||||
$selected_menu = get_option('csp_selected_menu');
|
||||
if ($selected_menu && $args->menu->term_id == $selected_menu) {
|
||||
$items .= '<li class="menu-item search-menu-item">' . csp_search_form() . '</li>';
|
||||
}
|
||||
return $items;
|
||||
}
|
||||
add_filter('wp_nav_menu_items', 'csp_add_search_to_menus', 10, 2);
|
||||
|
||||
// 🔟 **Aktualisierte Suchfunktion mit Suchtyp-Unterscheidung**
|
||||
function csp_custom_search_results($query) {
|
||||
if (!is_admin() && $query->is_search() && $query->is_main_query()) {
|
||||
$search_type = isset($_GET['search_type']) ? sanitize_text_field($_GET['search_type']) : 'all';
|
||||
$search_term = $query->get('s');
|
||||
|
||||
switch($search_type) {
|
||||
case 'title':
|
||||
$query->set('post_title_like', $search_term);
|
||||
$query->set('s', '');
|
||||
add_filter('posts_where', 'csp_title_search_where', 10, 2);
|
||||
break;
|
||||
|
||||
case 'guest_author':
|
||||
$meta_query = array(
|
||||
array(
|
||||
'key' => '_guest_author',
|
||||
'value' => $search_term,
|
||||
'compare' => '='
|
||||
)
|
||||
);
|
||||
$query->set('meta_query', $meta_query);
|
||||
$query->set('s', '');
|
||||
$query->set('post_type', 'post');
|
||||
break;
|
||||
|
||||
default: // 'all'
|
||||
$query->set('_meta_or_title', $search_term);
|
||||
add_filter('posts_search', 'csp_custom_search_where', 10, 2);
|
||||
add_filter('posts_join', 'csp_custom_search_join', 10, 2);
|
||||
add_filter('posts_groupby', 'csp_custom_search_groupby', 10, 2);
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
add_action('pre_get_posts', 'csp_custom_search_results');
|
||||
|
||||
// 1️⃣1️⃣ **Hilfsfunktionen für verschiedene Suchtypen**
|
||||
function csp_title_search_where($where, $query) {
|
||||
global $wpdb;
|
||||
if ($search_term = $query->get('post_title_like')) {
|
||||
$where .= $wpdb->prepare(
|
||||
" AND {$wpdb->posts}.post_title LIKE %s",
|
||||
'%' . $wpdb->esc_like($search_term) . '%'
|
||||
);
|
||||
}
|
||||
return $where;
|
||||
}
|
||||
|
||||
function csp_custom_search_where($where, $query) {
|
||||
global $wpdb;
|
||||
if ($search_term = $query->get('_meta_or_title')) {
|
||||
$search = '%' . $wpdb->esc_like($search_term) . '%';
|
||||
$where .= $wpdb->prepare(
|
||||
" OR ({$wpdb->posts}.post_title LIKE %s)
|
||||
OR ({$wpdb->posts}.post_content LIKE %s)
|
||||
OR ({$wpdb->posts}.post_excerpt LIKE %s)
|
||||
OR (guest_author.meta_value LIKE %s)
|
||||
OR ({$wpdb->users}.display_name LIKE %s)",
|
||||
$search, $search, $search, $search, $search
|
||||
);
|
||||
}
|
||||
return $where;
|
||||
}
|
||||
|
||||
function csp_custom_search_join($join, $query) {
|
||||
global $wpdb;
|
||||
if ($query->get('_meta_or_title')) {
|
||||
$join .= " LEFT JOIN {$wpdb->postmeta} guest_author ON ({$wpdb->posts}.ID = guest_author.post_id AND guest_author.meta_key = '_guest_author')";
|
||||
$join .= " LEFT JOIN {$wpdb->users} ON ({$wpdb->posts}.post_author = {$wpdb->users}.ID)";
|
||||
}
|
||||
return $join;
|
||||
}
|
||||
|
||||
function csp_custom_search_groupby($groupby, $query) {
|
||||
global $wpdb;
|
||||
if ($query->get('_meta_or_title')) {
|
||||
$groupby = "{$wpdb->posts}.ID";
|
||||
}
|
||||
return $groupby;
|
||||
}
|
||||
|
||||
// 1️⃣2️⃣ **Hilfsfunktion für Gastautoren-Suche**
|
||||
function csp_guest_author_search_where($where, $query) {
|
||||
global $wpdb;
|
||||
if ($query->get('meta_query')) {
|
||||
$where .= " AND EXISTS (
|
||||
SELECT 1 FROM {$wpdb->postmeta}
|
||||
WHERE {$wpdb->postmeta}.post_id = {$wpdb->posts}.ID
|
||||
AND {$wpdb->postmeta}.meta_key = '_guest_author'
|
||||
AND {$wpdb->postmeta}.meta_value != ''
|
||||
)";
|
||||
}
|
||||
return $where;
|
||||
}
|
||||
add_filter('posts_where', 'csp_guest_author_search_where', 10, 2);
|
||||
|
||||
?>
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user