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208
includes/class-wmw-ajax.php
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208
includes/class-wmw-ajax.php
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<?php
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if ( ! defined( 'ABSPATH' ) ) exit;
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class WMW_Ajax {
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public function init() {
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// Admin AJAX
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add_action( 'wp_ajax_wmw_save_wiki', array( $this, 'save_wiki' ) );
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add_action( 'wp_ajax_wmw_delete_wiki', array( $this, 'delete_wiki' ) );
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add_action( 'wp_ajax_wmw_save_article', array( $this, 'save_article' ) );
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add_action( 'wp_ajax_wmw_delete_article', array( $this, 'delete_article' ) );
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add_action( 'wp_ajax_wmw_reindex', array( $this, 'reindex' ) );
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add_action( 'wp_ajax_wmw_reorder', array( $this, 'reorder_articles' ) );
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// Public AJAX
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add_action( 'wp_ajax_wmw_search', array( $this, 'ajax_search' ) );
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add_action( 'wp_ajax_nopriv_wmw_search', array( $this, 'ajax_search' ) );
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add_action( 'wp_ajax_wmw_track_view', array( $this, 'track_view' ) );
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add_action( 'wp_ajax_nopriv_wmw_track_view', array( $this, 'track_view' ) );
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}
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private function verify_nonce( $action = 'wmw_admin_nonce' ) {
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if ( ! isset( $_POST['nonce'] ) || ! wp_verify_nonce( $_POST['nonce'], $action ) ) {
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wp_send_json_error( array( 'message' => 'Ungültige Anfrage.' ) );
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}
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if ( ! current_user_can( 'manage_options' ) ) {
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wp_send_json_error( array( 'message' => 'Keine Berechtigung.' ) );
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}
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}
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public function save_wiki() {
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$this->verify_nonce();
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$id = absint( $_POST['id'] ?? 0 );
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$title = sanitize_text_field( $_POST['title'] ?? '' );
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$desc = wp_kses_post( $_POST['description'] ?? '' );
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$icon = sanitize_text_field( $_POST['icon'] ?? '📖' );
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$color = sanitize_hex_color( $_POST['color'] ?? '#2271b1' );
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$ver = sanitize_text_field( $_POST['version'] ?? '1.0.0' );
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if ( empty( $title ) ) {
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wp_send_json_error( array( 'message' => 'Titel darf nicht leer sein.' ) );
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}
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$data = array(
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'post_type' => 'wmw_wiki',
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'post_title' => $title,
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'post_content' => $desc,
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'post_status' => 'publish',
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);
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if ( $id ) {
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$data['ID'] = $id;
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$result = wp_update_post( $data, true );
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} else {
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$result = wp_insert_post( $data, true );
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}
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if ( is_wp_error( $result ) ) {
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wp_send_json_error( array( 'message' => $result->get_error_message() ) );
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}
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update_post_meta( $result, '_wmw_icon', $icon );
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update_post_meta( $result, '_wmw_color', $color );
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update_post_meta( $result, '_wmw_version', $ver );
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wp_send_json_success( array(
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'id' => $result,
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'title' => $title,
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'url' => get_permalink( $result ),
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) );
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}
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public function delete_wiki() {
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$this->verify_nonce();
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$id = absint( $_POST['id'] ?? 0 );
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if ( ! $id ) wp_send_json_error();
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// Delete all articles in this wiki
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$articles = wmw_get_articles( $id );
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foreach ( $articles as $article ) {
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wp_delete_post( $article->ID, true );
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}
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wp_delete_post( $id, true );
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wp_send_json_success();
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}
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public function save_article() {
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$this->verify_nonce();
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$id = absint( $_POST['id'] ?? 0 );
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$title = sanitize_text_field( $_POST['title'] ?? '' );
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$content = wp_kses_post( $_POST['content'] ?? '' );
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$excerpt = sanitize_textarea_field( $_POST['excerpt'] ?? '' );
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$wiki_id = absint( $_POST['wiki_id'] ?? 0 );
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$order = absint( $_POST['order'] ?? 0 );
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$cats = array_map( 'absint', (array) ( $_POST['categories'] ?? array() ) );
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$tags = sanitize_text_field( $_POST['tags'] ?? '' );
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$status = in_array( $_POST['status'] ?? 'publish', array( 'publish', 'draft' ) ) ? $_POST['status'] : 'publish';
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if ( empty( $title ) ) {
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wp_send_json_error( array( 'message' => 'Titel darf nicht leer sein.' ) );
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}
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$data = array(
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'post_type' => 'wmw_article',
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'post_title' => $title,
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'post_content' => $content,
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'post_excerpt' => $excerpt,
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'post_status' => $status,
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);
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if ( $id ) {
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$data['ID'] = $id;
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$result = wp_update_post( $data, true );
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} else {
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$result = wp_insert_post( $data, true );
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}
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if ( is_wp_error( $result ) ) {
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wp_send_json_error( array( 'message' => $result->get_error_message() ) );
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}
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update_post_meta( $result, '_wmw_wiki_id', $wiki_id );
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update_post_meta( $result, '_wmw_order', $order );
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if ( ! empty( $cats ) ) {
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wp_set_object_terms( $result, $cats, 'wmw_category' );
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}
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if ( ! empty( $tags ) ) {
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$tag_arr = array_map( 'trim', explode( ',', $tags ) );
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wp_set_object_terms( $result, $tag_arr, 'wmw_tag' );
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}
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wp_send_json_success( array(
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'id' => $result,
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'title' => $title,
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'url' => get_permalink( $result ),
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) );
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}
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public function delete_article() {
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$this->verify_nonce();
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$id = absint( $_POST['id'] ?? 0 );
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if ( ! $id ) wp_send_json_error();
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wp_delete_post( $id, true );
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wp_send_json_success();
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}
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public function reorder_articles() {
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$this->verify_nonce();
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$order = (array) ( $_POST['order'] ?? array() );
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foreach ( $order as $position => $article_id ) {
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update_post_meta( absint( $article_id ), '_wmw_order', absint( $position ) );
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}
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wp_send_json_success();
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}
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public function ajax_search() {
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$query = sanitize_text_field( $_POST['query'] ?? $_GET['query'] ?? '' );
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$wiki_id = absint( $_POST['wiki_id'] ?? $_GET['wiki_id'] ?? 0 );
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if ( strlen( $query ) < 2 ) {
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wp_send_json_success( array( 'results' => array(), 'count' => 0 ) );
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}
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$results = WMW_Search::search( $query, $wiki_id );
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$output = array();
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foreach ( $results as $post ) {
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$wiki = wmw_get_article_wiki( $post->ID );
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$output[] = array(
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'id' => $post->ID,
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'title' => $post->wmw_title,
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'excerpt' => $post->wmw_excerpt,
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'url' => get_permalink( $post->ID ),
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'wiki' => $wiki ? $wiki->post_title : '',
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'icon' => $wiki ? wmw_get_wiki_icon( $wiki->ID ) : '📄',
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);
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}
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wp_send_json_success( array( 'results' => $output, 'count' => count( $output ) ) );
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}
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public function reindex() {
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$this->verify_nonce();
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$count = WMW_Search::reindex_all();
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wp_send_json_success( array( 'count' => $count, 'message' => $count . ' Artikel neu indiziert.' ) );
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}
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public function track_view() {
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global $wpdb;
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$article_id = absint( $_POST['article_id'] ?? 0 );
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if ( ! $article_id ) wp_send_json_error();
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$table = $wpdb->prefix . 'wmw_views';
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$existing = $wpdb->get_var( $wpdb->prepare( "SELECT id FROM $table WHERE article_id = %d", $article_id ) );
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if ( $existing ) {
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$wpdb->query( $wpdb->prepare( "UPDATE $table SET view_count = view_count + 1 WHERE article_id = %d", $article_id ) );
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} else {
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$wpdb->insert( $table, array( 'article_id' => $article_id, 'view_count' => 1 ), array( '%d', '%d' ) );
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}
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wp_send_json_success();
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}
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}
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