347 lines
13 KiB
PHP
347 lines
13 KiB
PHP
<?php
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/**
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* WP Multi – Modul: Gast-Lesezeichen
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*
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* Automatisch aus wp-multi.php ausgelagert. Wird über den Loader in
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* wp-multi.php eingebunden (nur wenn das WP Multi Toolkit aktiv ist).
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*/
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if (!defined('ABSPATH')) { exit; }
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/*
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* Verbessertes Gast-Lesezeichen-Plugin mit erhöhter Sicherheit und Benutzerfreundlichkeit
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*/
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define('STATISTIK_MANAGER_BOOKMARK_POST_TYPE', 'bookmark');
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define('STATISTIK_MANAGER_COOKIE_NAME', 'guest_token');
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define('STATISTIK_MANAGER_COOKIE_DURATION', 30 * DAY_IN_SECONDS);
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define('STATISTIK_MANAGER_BOOKMARKS_CACHE_KEY', 'statistik_manager_bookmarks_');
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/**
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* Erstellt den benutzerdefinierten Post-Typ für Lesezeichen.
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*/
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function statistik_manager_create_bookmark_post_type() {
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register_post_type(STATISTIK_MANAGER_BOOKMARK_POST_TYPE, [
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'labels' => [
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'name' => __('Lesezeichen', 'statistik-manager'),
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'singular_name' => __('Lesezeichen', 'statistik-manager'),
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],
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'public' => false,
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'show_ui' => false,
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'show_in_menu' => false,
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'supports' => ['title', 'custom-fields'],
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]);
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}
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add_action('init', 'statistik_manager_create_bookmark_post_type');
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/**
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* Generiert oder holt den Gast-Token.
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*
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* @return string Der Gast-Token.
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*/
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function statistik_manager_get_guest_token() {
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$guest_token = isset($_COOKIE[STATISTIK_MANAGER_COOKIE_NAME]) ? sanitize_text_field($_COOKIE[STATISTIK_MANAGER_COOKIE_NAME]) : null;
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if (!$guest_token) {
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$guest_token = wp_generate_uuid4();
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setcookie(
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STATISTIK_MANAGER_COOKIE_NAME,
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$guest_token,
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time() + STATISTIK_MANAGER_COOKIE_DURATION,
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COOKIEPATH,
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COOKIE_DOMAIN,
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is_ssl(), // Secure
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true // HttpOnly
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);
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}
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return $guest_token;
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}
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/**
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* Speichert ein Lesezeichen für einen Gast.
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*
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* @param int $post_id Post-ID des Lesezeichens.
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*/
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function statistik_manager_save_bookmark($post_id) {
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$guest_token = statistik_manager_get_guest_token();
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update_post_meta($post_id, '_guest_token', $guest_token);
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}
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/**
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* Ruft die Lesezeichen eines Gastes ab.
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*
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* @return array Liste der Lesezeichen.
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*/
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function statistik_manager_get_guest_bookmarks() {
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$guest_token = statistik_manager_get_guest_token();
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$cache_key = STATISTIK_MANAGER_BOOKMARKS_CACHE_KEY . md5($guest_token);
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$bookmarks = get_transient($cache_key);
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if ($bookmarks !== false) {
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return $bookmarks;
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}
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$args = [
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'post_type' => STATISTIK_MANAGER_BOOKMARK_POST_TYPE,
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'meta_query' => [
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[
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'key' => '_guest_token',
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'value' => $guest_token,
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],
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],
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'posts_per_page' => -1,
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'post_status' => 'publish',
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'orderby' => 'date',
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'order' => 'DESC',
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];
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$bookmarks_query = new WP_Query($args);
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$bookmarks = $bookmarks_query->posts;
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set_transient($cache_key, $bookmarks, HOUR_IN_SECONDS);
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return $bookmarks;
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}
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/**
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* Löscht ein Lesezeichen via AJAX.
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*/
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function statistik_manager_delete_bookmark() {
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check_ajax_referer('statistik_manager_bookmark_nonce', 'nonce');
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if (!isset($_POST['bookmark_id']) || !isset($_COOKIE[STATISTIK_MANAGER_COOKIE_NAME])) {
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wp_send_json_error(['message' => __('Ungültige Anfrage.', 'statistik-manager')]);
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}
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$bookmark_id = absint($_POST['bookmark_id']);
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$guest_token = sanitize_text_field($_COOKIE[STATISTIK_MANAGER_COOKIE_NAME]);
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$stored_token = get_post_meta($bookmark_id, '_guest_token', true);
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if ($stored_token !== $guest_token) {
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wp_send_json_error(['message' => __('Du kannst nur deine eigenen Lesezeichen löschen.', 'statistik-manager')]);
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}
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wp_delete_post($bookmark_id, true);
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delete_transient(STATISTIK_MANAGER_BOOKMARKS_CACHE_KEY . md5($guest_token));
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wp_send_json_success(['message' => __('Lesezeichen erfolgreich gelöscht.', 'statistik-manager')]);
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}
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add_action('wp_ajax_delete_bookmark', 'statistik_manager_delete_bookmark');
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add_action('wp_ajax_nopriv_delete_bookmark', 'statistik_manager_delete_bookmark');
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/**
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* Fügt ein Lesezeichen via AJAX hinzu.
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*/
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function statistik_manager_add_bookmark_ajax() {
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check_ajax_referer('statistik_manager_bookmark_nonce', 'nonce');
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if (!isset($_POST['bookmark_url']) || !isset($_POST['bookmark_name'])) {
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wp_send_json_error(['message' => __('Bitte alle Felder ausfüllen.', 'statistik-manager')]);
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}
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$bookmark_url = esc_url_raw($_POST['bookmark_url']);
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$bookmark_name = sanitize_text_field($_POST['bookmark_name']);
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if (empty($bookmark_url) || empty($bookmark_name)) {
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wp_send_json_error(['message' => __('Ungültige URL oder Name.', 'statistik-manager')]);
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}
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// Prüfen, ob die URL bereits existiert
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$guest_token = statistik_manager_get_guest_token();
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$args = [
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'post_type' => STATISTIK_MANAGER_BOOKMARK_POST_TYPE,
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'meta_query' => [
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'relation' => 'AND',
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[
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'key' => '_guest_token',
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'value' => $guest_token,
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],
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[
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'key' => '_bookmark_url',
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'value' => $bookmark_url,
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],
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],
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'posts_per_page' => 1,
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];
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$existing = new WP_Query($args);
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if ($existing->have_posts()) {
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wp_send_json_error(['message' => __('Diese URL ist bereits ein Lesezeichen.', 'statistik-manager')]);
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}
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// Neues Lesezeichen erstellen
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$post_id = wp_insert_post([
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'post_type' => STATISTIK_MANAGER_BOOKMARK_POST_TYPE,
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'post_title' => $bookmark_name,
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'post_status' => 'publish',
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'meta_input' => [
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'_bookmark_url' => $bookmark_url,
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'_guest_token' => $guest_token,
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],
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]);
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if (is_wp_error($post_id)) {
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wp_send_json_error(['message' => __('Fehler beim Hinzufügen des Lesezeichens.', 'statistik-manager')]);
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}
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delete_transient(STATISTIK_MANAGER_BOOKMARKS_CACHE_KEY . md5($guest_token));
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wp_send_json_success([
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'message' => __('Lesezeichen erfolgreich hinzugefügt.', 'statistik-manager'),
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'html' => '<li><button class="delete-bookmark-btn" data-bookmark-id="' . esc_attr($post_id) . '">' . esc_html__('Löschen', 'statistik-manager') . '</button><a href="' . esc_url($bookmark_url) . '" target="_blank">' . esc_html($bookmark_name) . '</a></li>',
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]);
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}
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add_action('wp_ajax_add_bookmark', 'statistik_manager_add_bookmark_ajax');
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add_action('wp_ajax_nopriv_add_bookmark', 'statistik_manager_add_bookmark_ajax');
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/**
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* Zeigt die Lesezeichen eines Gastes an.
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*
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* @return string HTML-Ausgabe der Lesezeichen.
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*/
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function statistik_manager_display_bookmarks() {
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$bookmarks = statistik_manager_get_guest_bookmarks();
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ob_start();
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?>
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<div class="statistik-manager-bookmarks">
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<h3><?php esc_html_e('Gespeicherte Lesezeichen', 'statistik-manager'); ?></h3>
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<?php if (empty($bookmarks)) : ?>
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<p><?php esc_html_e('Keine Lesezeichen gefunden.', 'statistik-manager'); ?></p>
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<?php else : ?>
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<ul>
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<?php foreach ($bookmarks as $bookmark) : ?>
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<li>
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<button class="delete-bookmark-btn" data-bookmark-id="<?php echo esc_attr($bookmark->ID); ?>">
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<?php esc_html_e('Löschen', 'statistik-manager'); ?>
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</button>
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<a href="<?php echo esc_url(get_post_meta($bookmark->ID, '_bookmark_url', true)); ?>" target="_blank">
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<?php echo esc_html(get_the_title($bookmark)); ?>
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</a>
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</li>
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<?php endforeach; ?>
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</ul>
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<?php endif; ?>
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</div>
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<?php
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return ob_get_clean();
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}
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/**
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* Shortcode zum Anzeigen der Lesezeichen.
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*
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* @return string HTML-Ausgabe.
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*/
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function statistik_manager_bookmarks_shortcode() {
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return statistik_manager_display_bookmarks();
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}
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add_shortcode('display_bookmarks', 'statistik_manager_bookmarks_shortcode');
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/**
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* Shortcode zum Hinzufügen eines Lesezeichens.
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*
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* @return string HTML-Ausgabe.
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*/
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function statistik_manager_add_bookmark_shortcode() {
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ob_start();
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?>
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<form id="add-bookmark-form" class="statistik-manager-bookmark-form">
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<input type="hidden" name="nonce" value="<?php echo esc_attr(wp_create_nonce('statistik_manager_bookmark_nonce')); ?>">
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<div class="form-field">
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<label for="bookmark_name"><?php esc_html_e('Name des Lesezeichens:', 'statistik-manager'); ?></label>
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<input type="text" name="bookmark_name" id="bookmark_name" required>
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</div>
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<div class="form-field">
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<label for="bookmark_url"><?php esc_html_e('URL des Lesezeichens:', 'statistik-manager'); ?></label>
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<input type="url" name="bookmark_url" id="bookmark_url" required>
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</div>
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<div class="form-field">
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<button type="submit"><?php esc_html_e('Lesezeichen hinzufügen', 'statistik-manager'); ?></button>
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</div>
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<div class="form-message"></div>
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</form>
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<style>
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.statistik-manager-bookmark-form { max-width: 500px; margin: 20px 0; }
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.statistik-manager-bookmark-form .form-field { margin-bottom: 15px; }
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.statistik-manager-bookmark-form label { display: block; margin-bottom: 5px; font-weight: bold; }
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.statistik-manager-bookmark-form input { width: 100%; padding: 8px; border: 1px solid #ddd; border-radius: 4px; }
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.statistik-manager-bookmark-form button { background-color: #0073aa; color: white; padding: 10px 20px; border: none; border-radius: 4px; cursor: pointer; }
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.statistik-manager-bookmark-form button:hover { background-color: #005177; }
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.statistik-manager-bookmark-form .form-message { margin-top: 10px; color: green; }
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.statistik-manager-bookmark-form .form-message.error { color: red; }
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.statistik-manager-bookmarks ul { list-style: none; padding: 0; }
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.statistik-manager-bookmarks li { margin-bottom: 10px; display: flex; align-items: center; }
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.statistik-manager-bookmarks button { margin-right: 10px; background-color: #d63638; color: white; padding: 5px 10px; border: none; border-radius: 4px; cursor: pointer; }
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.statistik-manager-bookmarks button:hover { background-color: #a12b2d; }
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@media (max-width: 600px) {
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.statistik-manager-bookmark-form input, .statistik-manager-bookmark-form button { font-size: 14px; }
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.statistik-manager-bookmarks li { flex-direction: column; align-items: flex-start; }
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.statistik-manager-bookmarks button { margin-bottom: 5px; }
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}
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</style>
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<?php
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return ob_get_clean();
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}
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add_shortcode('add_bookmark', 'statistik_manager_add_bookmark_shortcode');
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/**
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* Fügt JavaScript für AJAX-Interaktionen hinzu.
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*/
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function statistik_manager_add_bookmark_script() {
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if (!is_singular() && !has_shortcode(get_the_content(), 'add_bookmark') && !has_shortcode(get_the_content(), 'display_bookmarks')) {
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return;
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}
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?>
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<script type="text/javascript">
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jQuery(document).ready(function($) {
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$('#add-bookmark-form').on('submit', function(e) {
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e.preventDefault();
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var $form = $(this);
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var $message = $form.find('.form-message');
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var data = {
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action: 'add_bookmark',
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nonce: $form.find('[name="nonce"]').val(),
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bookmark_url: $form.find('#bookmark_url').val(),
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bookmark_name: $form.find('#bookmark_name').val(),
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};
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$.post('<?php echo esc_url(admin_url('admin-ajax.php')); ?>', data, function(response) {
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$message.removeClass('error');
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if (response.success) {
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$message.addClass('success').text(response.data.message);
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$('.statistik-manager-bookmarks ul').append(response.data.html);
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$form.find('#bookmark_url, #bookmark_name').val('');
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} else {
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$message.addClass('error').text(response.data.message);
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}
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});
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});
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$('body').on('click', '.delete-bookmark-btn', function() {
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var $button = $(this);
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var bookmarkId = $button.data('bookmark-id');
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var data = {
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action: 'delete_bookmark',
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nonce: $('#add-bookmark-form [name="nonce"]').val(),
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bookmark_id: bookmarkId,
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};
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$.post('<?php echo esc_url(admin_url('admin-ajax.php')); ?>', data, function(response) {
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var $message = $('.statistik-manager-bookmark-form .form-message');
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$message.removeClass('error success');
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if (response.success) {
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$message.addClass('success').text(response.data.message);
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$button.closest('li').remove();
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} else {
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$message.addClass('error').text(response.data.message);
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}
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});
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});
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});
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</script>
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<?php
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}
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add_action('wp_footer', 'statistik_manager_add_bookmark_script');
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