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<?php /** * Convert Gallery REST Class - REST API endpoints for WP Gallery to NextGEN Gallery conversion. * * @package Imagely\NGG\REST\ConvertGallery * @since 3.x / namespace Imagely\NGG\REST\ConvertGallery; use WP_Error; use WP_REST_Request; use WP_REST_Response; use Imagely\NGG\Util\Security; // Exit if accessed directly. if ( ! defined( 'ABSPATH' ) ) { exit; } /* * Convert Gallery REST Class. / class ConvertGalleryREST { use ConvertGalleryTrait; /* * Register REST routes. * * @return void / public static function register_routes() { $instance = new self(); // REST route for converting single WordPress gallery to NextGEN Gallery. register_rest_route( 'imagely/v1', '/convert-gallery/single', [ 'methods' => 'POST', 'callback' => [ $instance, 'convert_single_gallery' ], 'permission_callback' => [ $instance, 'verify_single_convert_permission' ], 'args' => [ 'post_id' => [ 'required' => false, 'type' => 'integer', 'sanitize_callback' => 'absint', ], 'columns' => [ 'type' => 'integer', 'default' => 3, 'sanitize_callback' => 'absint', ], 'sizeSlug' => [ 'type' => 'string', 'default' => 'thumbnail', 'sanitize_callback' => 'sanitize_text_field', ], 'linkTarget' => [ 'type' => 'string', 'sanitize_callback' => 'sanitize_text_field', ], 'images' => [ 'type' => 'array', 'required' => true, 'items' => [ 'type' => 'object', 'properties' => [ 'id' => [ 'type' => 'integer' ], 'url' => [ 'type' => 'string' ], 'title' => [ 'type' => 'string' ], 'alt' => [ 'type' => 'string' ], ], ], ], 'blockContent' => [ 'type' => 'string', 'sanitize_callback' => 'wp_kses_post', ], ], ] ); // REST route for starting bulk conversion. register_rest_route( 'imagely/v1', '/convert-gallery/bulk-start', [ 'methods' => 'POST', 'callback' => [ $instance, 'start_bulk_conversion' ], 'permission_callback' => [ $instance, 'verify_bulk_convert_permission' ], 'args' => [ 'selected_posttype' => [ 'required' => true, 'type' => 'string', 'sanitize_callback' => 'sanitize_text_field', ], ], ] ); // REST route for processing items during bulk conversion. register_rest_route( 'imagely/v1', '/convert-gallery/bulk-process', [ 'methods' => 'POST', 'callback' => [ $instance, 'process_bulk_item' ], 'permission_callback' => [ $instance, 'verify_process_permission' ], 'args' => [ 'post_id' => [ 'required' => true, 'type' => 'integer', 'sanitize_callback' => 'absint', ], ], ] ); // REST route for getting available post types for conversion. register_rest_route( 'imagely/v1', '/convert-gallery/post-types', [ 'methods' => 'GET', 'callback' => [ $instance, 'get_post_types' ], 'permission_callback' => [ $instance, 'verify_bulk_convert_permission' ], ] ); } /* * Permission callback for single gallery conversion. * * @param WP_REST_Request $request Request object. * @return bool\|WP_Error / public function verify_single_convert_permission( $request ) { // Must have upload images capability at minimum. if ( ! Security::is_allowed( 'NextGEN Upload images' ) ) { return new WP_Error( 'rest_forbidden', __( 'You do not have permission to create galleries.', 'nggallery' ), [ 'status' => 403 ] ); } // Get post ID from request if provided. $post_id = absint( $request->get_param( 'post_id' ) ); // If post_id is provided, check if user can edit the post. if ( $post_id > 0 && ! $this->can_edit_post( $post_id ) ) { return new WP_Error( 'rest_forbidden', __( 'You do not have permission to edit this post.', 'nggallery' ), [ 'status' => 403 ] ); } return true; } /* * Permission callback for bulk gallery conversion. * * @param WP_REST_Request $request Request object. * @return bool\|WP_Error / public function verify_bulk_convert_permission( $request = null ) { // Check bulk conversion capability. $capability = apply_filters( 'imagely_convert_bulk_galleries_cap', 'manage_options' ); if ( ! current_user_can( $capability ) ) { return new WP_Error( 'rest_forbidden', __( 'You do not have permission to access this feature.', 'nggallery' ), [ 'status' => 403 ] ); } return true; } /* * Permission callback for processing gallery items. * * @param WP_REST_Request $request Request object. * @return bool\|WP_Error / public function verify_process_permission( $request ) { // Must have NextGEN upload images capability (same as single conversion). if ( ! Security::is_allowed( 'NextGEN Upload images' ) ) { return new WP_Error( 'rest_forbidden', __( 'You do not have permission to create galleries.', 'nggallery' ), [ 'status' => 403 ] ); } // Get post ID from request. $post_id = absint( $request->get_param( 'post_id' ) ); if ( $post_id <= 0 ) { return new WP_Error( 'rest_invalid_param', __( 'A valid post ID is required.', 'nggallery' ), [ 'status' => 400 ] ); } // Get the post. $post = get_post( $post_id ); if ( ! $post ) { return new WP_Error( 'rest_post_not_found', __( 'Post not found.', 'nggallery' ), [ 'status' => 404 ] ); } // Check if user can edit the post. if ( ! $this->can_edit_post( $post_id ) ) { return new WP_Error( 'rest_forbidden', __( 'You do not have permission to edit this post.', 'nggallery' ), [ 'status' => 403 ] ); } return true; } /* * Convert single WordPress Gallery to NextGEN Gallery. * * @param WP_REST_Request $request Request object. * @return WP_REST_Response / public function convert_single_gallery( $request ) { $post_id = absint( $request->get_param( 'post_id' ) ); $columns = absint( $request->get_param( 'columns' ) ); $size_slug = sanitize_text_field( $request->get_param( 'sizeSlug' ) ); $link_target = sanitize_text_field( $request->get_param( 'linkTarget' ) ); $images = $request->get_param( 'images' ); $block_content = $request->get_param( 'blockContent' ); // Sanitize images array. $sanitized_images = array_map( function ( $image ) { return [ 'id' => isset( $image['id'] ) ? absint( $image['id'] ) : 0, 'url' => isset( $image['url'] ) ? esc_url_raw( $image['url'] ) : '', 'title' => isset( $image['title'] ) ? sanitize_text_field( $image['title'] ) : '', 'alt' => isset( $image['alt'] ) ? sanitize_text_field( $image['alt'] ) : '', ]; }, is_array( $images ) ? $images : [] ); // Check that required parameters are provided and valid. if ( empty( $sanitized_images ) \|\| ! is_array( $sanitized_images ) ) { return new WP_REST_Response( [ 'message' => __( 'No images provided. Please add at least one image to continue.', 'nggallery' ), ], 400 ); } // Check if each image in the array has the required fields. foreach ( $sanitized_images as $image ) { if ( empty( $image['id'] ) ) { return new WP_REST_Response( [ 'message' => __( 'Each image must have an ID. Please check your images and try again.', 'nggallery' ), ], 400 ); } } $passed_data = [ 'post_id' => $post_id, 'columns' => $columns, 'size_slug' => $size_slug, 'link_target' => $link_target, 'images' => $sanitized_images, 'block_content' => $block_content, ]; $created_result = $this->create_imagely_gallery_from_wp_gallery( $passed_data ); if ( isset( $created_result['error'] ) && ! empty( $created_result['error'] ) ) { return new WP_REST_Response( [ 'message' => $created_result['error'], ], 400 ); } else { return new WP_REST_Response( $created_result, 200 ); } } /* * Start the bulk conversion process by finding all posts with WP galleries. * * @param WP_REST_Request $request Request object. * @return WP_REST_Response / public function start_bulk_conversion( $request ) { $selected_posttype = sanitize_text_field( $request->get_param( 'selected_posttype' ) ); if ( empty( $selected_posttype ) ) { return new WP_REST_Response( [ 'message' => __( 'A post type is required for conversion. Please make a selection.', 'nggallery' ) ], 400 ); } if ( ! post_type_exists( $selected_posttype ) ) { return new WP_REST_Response( [ 'message' => __( 'Post type not recognized. Please check your selection and try again.', 'nggallery' ) ], 404 ); } // Check if the current user can edit the selected post type. $post_type_object = get_post_type_object( $selected_posttype ); if ( ! $post_type_object \|\| ! isset( $post_type_object->cap, $post_type_object->cap->edit_posts ) ) { return new WP_REST_Response( [ 'message' => __( 'Unable to verify permissions for the selected post type.', 'nggallery' ) ], 403 ); } if ( ! current_user_can( $post_type_object->cap->edit_posts ) ) { return new WP_REST_Response( [ 'message' => sprintf( // translators: %s is the post type singular name. __( 'You do not have permission to edit %s item(s).', 'nggallery' ), $post_type_object->labels->singular_name ), ], 403 ); } // Get all posts of the given post type. $args = [ 'post_type' => $selected_posttype, 'post_status' => 'any', 'numberposts' => -1, ]; $posts = get_posts( $args ); if ( empty( $posts ) ) { return new WP_REST_Response( [ 'message' => __( 'No items found for the selected post type. Please try selecting a different option.', 'nggallery' ) ], 400 ); } // Find posts with WordPress galleries. $found_posts = []; foreach ( $posts as $post ) { if ( has_block( 'gallery', $post->post_content ) \|\| has_shortcode( $post->post_content, 'gallery' ) ) { $found_posts[] = $post->ID; } } if ( empty( $found_posts ) ) { return new WP_REST_Response( [ 'message' => __( 'No WordPress galleries were found in the selected post type.', 'nggallery' ) ], 400 ); } // Filter to only posts the current user can edit. $filtered_posts = array_values( array_filter( $found_posts, function ( $post_id ) { return $this->can_edit_post( $post_id ); } ) ); if ( empty( $filtered_posts ) ) { return new WP_REST_Response( [ 'message' => __( 'You do not have permission to edit any of the found posts.', 'nggallery' ) ], 403 ); } return new WP_REST_Response( [ 'posts' => $filtered_posts ], 200 ); } /* * Process a single post during bulk conversion. * * @param WP_REST_Request $request Request object. * @return WP_REST_Response / public function process_bulk_item( $request ) { $post_id = absint( $request->get_param( 'post_id' ) ); if ( $post_id <= 0 ) { return new WP_REST_Response( [ 'message' => __( 'A valid post ID is required.', 'nggallery' ) ], 400 ); } // Get the post. $post = get_post( $post_id ); if ( ! $post ) { return new WP_REST_Response( [ 'message' => __( 'Post not found.', 'nggallery' ) ], 404 ); } $updated_content = $post->post_content; // Start with the current content. $needs_update = false; // Process gallery shortcodes. $shortcode_result = $this->process_gallery_shortcodes( $updated_content, $post_id, $needs_update ); // Check if shortcode processing returned an error. if ( $shortcode_result instanceof WP_REST_Response ) { return $shortcode_result; } // Parse and process gallery blocks. $blocks = parse_blocks( $updated_content ); $this->process_gallery_blocks( $blocks, $post_id, $needs_update ); // Update post content if changes were made. if ( $needs_update ) { // If blocks were processed, serialize back to post content. $updated_content = serialize_blocks( $blocks ); wp_update_post( [ 'ID' => $post_id, 'post_content' => $updated_content, ] ); return new WP_REST_Response( [ 'success' => __( 'Galleries converted to NextGEN Galleries.', 'nggallery' ) ], 200 ); } else { return new WP_REST_Response( [ 'message' => __( 'This post contains gallery content that is not compatible with the conversion process.', 'nggallery' ), 'edit_url' => admin_url( 'post.php?post=' . $post_id . '&action=edit' ), ], 400 ); } } /* * Get available post types for conversion. * * @param WP_REST_Request $request Request object. * @return WP_REST_Response */ public function get_post_types( $request ) { // Exclusions for keywords, exact names, and labels. $exclusions = [ 'keywords' => [ 'ngg', 'nextgen', 'photocrati', 'imagely', 'elementor' ], 'exact_names' => [ 'e-landing-page', 'ngg_gallery', 'ngg_album', 'ngg_pictures' ], 'labels' => [ 'NextGEN', 'Gallery' ], ]; // Retrieve all custom post types. $post_types = get_post_types( [ '_builtin' => false ], 'objects' ); // Filter post types based on exclusions. $filtered_post_types = array_filter( $post_types, function ( $post_type ) use ( $exclusions ) { // Exclude based on keywords in the post type name. foreach ( $exclusions['keywords'] as $keyword ) { if ( strpos( $post_type->name, $keyword ) !== false ) { return false; } } // Exclude based on exact post type names. if ( in_array( $post_type->name, $exclusions['exact_names'], true ) ) { return false; } // Exclude based on labels. foreach ( $exclusions['labels'] as $label ) { if ( strpos( $post_type->label, $label ) !== false ) { return false; } } return true; // Include post type if it passes all checks. } ); // Allow users to modify the post types list. $filtered_post_types = apply_filters( 'imagely_convert_post_types', $filtered_post_types ); // Build response array. $post_types_list = [ [ 'value' => 'post', 'label' => __( 'Posts', 'nggallery' ), ], [ 'value' => 'page', 'label' => __( 'Pages', 'nggallery' ), ], ]; foreach ( $filtered_post_types as $post_type ) { $post_types_list[] = [ 'value' => esc_html( $post_type->name ), 'label' => esc_html( $post_type->label ), ]; } return new WP_REST_Response( $post_types_list, 200 ); } }

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