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<?php |
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/** |
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* Sureforms export. |
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* |
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* @package sureforms. |
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* @since 0.0.1 |
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*/ |
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|
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namespace SRFM\Inc; |
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|
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use SRFM\Inc\Traits\Get_Instance; |
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|
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if ( ! defined( 'ABSPATH' ) ) { |
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exit; // Exit if accessed directly. |
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} |
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|
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/** |
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* Load Defaults Class. |
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* |
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* @since 0.0.1 |
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*/ |
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class Export { |
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use Get_Instance; |
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|
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/** |
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* Unserialized post metas. |
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* |
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* @var array<string> |
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*/ |
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public $unserialized_post_metas = [ |
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'_srfm_conditional_logic', |
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'_srfm_email_notification', |
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'_srfm_form_confirmation', |
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'_srfm_compliance', |
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'_srfm_forms_styling', |
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'_srfm_integrations_webhooks', |
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'_srfm_instant_form_settings', |
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'_srfm_page_break_settings', |
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'_srfm_conversational_form', |
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'_srfm_premium_common', |
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'_srfm_forms_styling_starter', |
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'_srfm_user_registration_settings', |
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]; |
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|
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/** |
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* Constructor |
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* |
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* @since 0.0.1 |
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*/ |
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public function __construct() { |
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// Modern REST API endpoints are registered in rest-api.php. |
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} |
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|
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/** |
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* Get unserialized post meta keys. |
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* |
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* Retrieves the list of post meta keys that need to be unserialized during export. |
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* Allows filtering of meta keys via 'srfm_export_and_import_post_meta_keys' filter. |
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* |
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* @since 1.9.0 |
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* @return array<string> Array of post meta keys to unserialize. |
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*/ |
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public function get_unserialized_post_metas() { |
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return Helper::apply_filters_as_array( 'srfm_export_and_import_post_meta_keys', $this->unserialized_post_metas ); |
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} |
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|
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/** |
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* Get forms with meta by post IDs. |
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* Uses: |
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* - On websitedemos.net, for exporting the Spectra Block Patterns & Pages with SureForms form. |
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* |
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* @since 1.13.0 |
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* @param array<int,string>|array<int, int> $post_ids Array of post IDs to retrieve forms for. |
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* @return array Array of forms with their post data and meta data. |
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*/ |
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public function get_forms_with_meta( $post_ids = [] ) { |
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$posts = []; |
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|
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foreach ( $post_ids as $post_id ) { |
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$post_id = intval( $post_id ); |
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$post = get_post( $post_id ); |
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$post_meta = get_post_meta( $post_id ); |
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|
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// The view counter belongs to this site's traffic, not to the form. These |
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// payloads feed shared starter templates, so shipping it would hand every |
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// importer a stranger's numbers. The import side already refuses the key, |
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// so this is about not exporting it in the first place. |
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if ( is_array( $post_meta ) ) { |
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unset( $post_meta[ \SRFM\Inc\Form_Views::META_KEY ] ); |
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} |
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$posts[] = [ |
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'post' => $post, |
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'post_meta' => $post_meta, |
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]; |
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} |
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|
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// Unserialize the post metas that are serialized. |
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// This is needed because the post metas are serialized before saving. |
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foreach ( $posts as $key => $post ) { |
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$post_metas = isset( $post['post_meta'] ) && is_array( $post['post_meta'] ) ? $post['post_meta'] : []; |
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|
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foreach ( $this->get_unserialized_post_metas() as $meta_key ) { |
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if ( isset( $post_metas[ $meta_key ] ) && is_array( $post_metas[ $meta_key ] ) ) { |
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$post_metas[ $meta_key ] = maybe_unserialize( $post_metas[ $meta_key ][0] ); |
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} |
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} |
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$posts[ $key ]['post_meta'] = $post_metas; |
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} |
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|
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return $posts; |
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} |
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|
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/** |
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* Handle Export form via REST API |
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* |
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* @param \WP_REST_Request $request Full details about the request. |
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* @since 2.0.0 |
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* @return \WP_REST_Response|\WP_Error |
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*/ |
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public function handle_export_form_rest( $request ) { |
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$nonce = sanitize_text_field( Helper::get_string_value( $request->get_header( 'X-WP-Nonce' ) ) ); |
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|
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if ( ! wp_verify_nonce( $nonce, 'wp_rest' ) ) { |
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return new \WP_Error( |
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'invalid_nonce', |
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__( 'Nonce verification failed.', 'sureforms' ), |
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[ 'status' => 403 ] |
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); |
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} |
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|
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$params = $request->get_params(); |
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$post_ids = []; |
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|
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// Handle post_ids parameter - can be array or comma-separated string. |
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if ( isset( $params['post_ids'] ) ) { |
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if ( is_array( $params['post_ids'] ) ) { |
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$post_ids = array_map( 'intval', $params['post_ids'] ); |
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} else { |
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$post_ids = array_map( 'intval', explode( ',', sanitize_text_field( Helper::get_string_value( $params['post_ids'] ) ) ) ); |
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} |
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} |
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|
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// Validate that all post IDs are valid sureforms_form posts. |
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$validated_post_ids = []; |
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foreach ( $post_ids as $post_id ) { |
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$post = get_post( $post_id ); |
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if ( $post && 'sureforms_form' === $post->post_type ) { |
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$validated_post_ids[] = $post_id; |
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} |
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} |
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|
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if ( empty( $validated_post_ids ) ) { |
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return new \WP_Error( |
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'no_valid_forms', |
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__( 'No valid forms found for export.', 'sureforms' ), |
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[ 'status' => 400 ] |
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); |
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} |
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|
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$posts = $this->get_forms_with_meta( $validated_post_ids ); |
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|
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return new \WP_REST_Response( |
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[ |
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'success' => true, |
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'data' => $posts, |
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'count' => count( $posts ), |
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] |
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); |
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} |
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|
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/** |
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* Handle Import form via REST API |
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* |
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* @param \WP_REST_Request $request Full details about the request. |
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* @since 2.0.0 |
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* @return \WP_REST_Response|\WP_Error |
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*/ |
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public function handle_import_form_rest( $request ) { |
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$nonce = sanitize_text_field( Helper::get_string_value( $request->get_header( 'X-WP-Nonce' ) ) ); |
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|
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if ( ! wp_verify_nonce( $nonce, 'wp_rest' ) ) { |
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return new \WP_Error( |
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'invalid_nonce', |
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__( 'Nonce verification failed.', 'sureforms' ), |
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[ 'status' => 403 ] |
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); |
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} |
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|
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$params = $request->get_params(); |
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|
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// Get forms data from the request. |
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$forms_data = isset( $params['forms_data'] ) && is_array( $params['forms_data'] ) ? $params['forms_data'] : []; |
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$default_status = isset( $params['default_status'] ) ? sanitize_text_field( Helper::get_string_value( $params['default_status'] ) ) : 'draft'; |
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|
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if ( empty( $forms_data ) ) { |
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return new \WP_Error( |
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'no_forms_data', |
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__( 'No forms data provided for import.', 'sureforms' ), |
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[ 'status' => 400 ] |
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); |
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} |
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|
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// Validate forms data structure. |
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foreach ( $forms_data as $form_data ) { |
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if ( ! is_array( $form_data ) || ! isset( $form_data['post'] ) || ! isset( $form_data['post_meta'] ) ) { |
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return new \WP_Error( |
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'invalid_form_data', |
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__( 'Invalid form data structure provided.', 'sureforms' ), |
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[ 'status' => 400 ] |
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); |
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} |
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} |
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|
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$result = $this->import_forms_with_meta( $forms_data, $default_status ); |
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|
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if ( is_wp_error( $result ) ) { |
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return $result; |
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} |
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|
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return new \WP_REST_Response( |
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[ |
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'success' => true, |
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'message' => __( 'Forms imported successfully!', 'sureforms' ), |
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'forms_mapping' => $result, |
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'imported_count' => count( $result ), |
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] |
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); |
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} |
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|
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/** |
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* Import Forms with Meta |
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* Uses: |
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* - In Design Library for importing the Spectra Block Patterns and Pages with SureForms form. |
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* |
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* @param array<array<array<string>>> $data Form data to import. |
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* @param string $default_status Default post status for imported forms. Default is 'draft'. |
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* |
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* @since 1.13.0 |
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* @return array<int, int>|\WP_Error Returns mapping array on success, WP_Error on failure. |
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*/ |
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public function import_forms_with_meta( $data, $default_status = 'draft' ) { |
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$forms_mapping = []; |
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foreach ( $data as $form_data ) { |
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// sanitize the data before saving. |
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$old_id = intval( $form_data['post']['ID'] ); |
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$post_content = wp_kses_post( $form_data['post']['post_content'] ); |
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$post_title = sanitize_text_field( $form_data['post']['post_title'] ); |
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$post_meta = $form_data['post_meta']; |
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$post_type = sanitize_text_field( $form_data['post']['post_type'] ); |
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|
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// Remove percent-encoded slugs from imported form content. |
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// Non-Latin labels produce broken slugs like %e3%83%95%e3%83%aa |
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// via sanitize_title(). Clearing them lets process_blocks() |
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// regenerate clean block-name-based slugs on save. |
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$cleaned_content = preg_replace( |
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'/"slug":"(%[a-fA-F0-9]{2}[^"]*)"/', |
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'"slug":""', |
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$post_content |
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); |
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if ( is_string( $cleaned_content ) ) { |
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$post_content = $cleaned_content; |
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} |
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|
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$post_content = wp_slash( $post_content ); |
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|
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// Check if sureforms/form exists in post_content. |
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if ( 'sureforms_form' === $post_type ) { |
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$new_post = [ |
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'post_title' => $post_title, |
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'post_status' => $default_status, |
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'post_type' => 'sureforms_form', |
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]; |
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|
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$post_id = wp_insert_post( $new_post ); |
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|
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// Update the post content formId to the new post id. |
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$post_content = str_replace( |
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'\"formId\":' . intval( $form_data['post']['ID'] ), |
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'\"formId\":' . intval( $post_id ), |
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$post_content |
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); |
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|
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// update the post content. |
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wp_update_post( |
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[ |
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'ID' => $post_id, |
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'post_content' => $post_content, |
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] |
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); |
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|
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if ( ! $post_id ) { |
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return new \WP_Error( 'import_forms_failed', __( 'Unable to import form.', 'sureforms' ) ); |
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} |
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|
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$forms_mapping[ $old_id ] = $post_id; |
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|
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// Update post meta. |
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$allowed_keys = $this->get_allowed_import_meta_keys(); |
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$unserialized_meta_keys = $this->get_unserialized_post_metas(); |
| 300 |
$registered = get_registered_meta_keys( 'post', SRFM_FORMS_POST_TYPE ); |
| 301 |
foreach ( $post_meta as $meta_key => $meta_value ) { |
| 302 |
// 1. Whitelist check — skip unknown keys from crafted import files. |
| 303 |
if ( ! in_array( $meta_key, $allowed_keys, true ) ) { |
| 304 |
continue; |
| 305 |
} |
| 306 |
|
| 307 |
// Note: add_post_meta() internally runs wp_unslash() on the value before |
| 308 |
// invoking the registered sanitize_callback. Imported values are unslashed, |
| 309 |
// so without re-slashing, backslashes are stripped — corrupting JSON-string |
| 310 |
// metas (e.g. _srfm_save_resume, _srfm_conditional_confirmation) whose escaped |
| 311 |
// quotes (\") then fail json_decode() in their sanitizers, wiping the value to |
| 312 |
// an empty string. wp_slash() pre-escapes so wp_unslash() restores the original. |
| 313 |
if ( in_array( $meta_key, $unserialized_meta_keys, true ) ) { |
| 314 |
// Complex array metas — sanitize_callback registered via register_post_meta() |
| 315 |
// is automatically invoked by add_post_meta() → update_metadata() pipeline. |
| 316 |
// When Pro is inactive, some keys may lack a registered callback — apply fallback. |
| 317 |
if ( empty( $registered[ $meta_key ]['sanitize_callback'] ) ) { |
| 318 |
$meta_value = Helper::sanitize_by_type( $meta_value ); |
| 319 |
} |
| 320 |
add_post_meta( $post_id, $meta_key, wp_slash( $meta_value ) ); |
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} else { |
| 322 |
// Scalar metas — unwrap single-element arrays produced by get_post_meta(). |
| 323 |
$raw_value = is_array( $meta_value ) && isset( $meta_value[0] ) ? $meta_value[0] : $meta_value; |
| 324 |
// Fallback sanitization — skip when a registered callback already handles it. |
| 325 |
if ( is_string( $raw_value ) && empty( $registered[ $meta_key ]['sanitize_callback'] ) ) { |
| 326 |
$raw_value = sanitize_text_field( $raw_value ); |
| 327 |
} |
| 328 |
add_post_meta( $post_id, $meta_key, wp_slash( $raw_value ) ); |
| 329 |
} |
| 330 |
} |
| 331 |
} else { |
| 332 |
return new \WP_Error( 'import_forms_invalid_post_type', __( 'Unable to import form.', 'sureforms' ) ); |
| 333 |
} |
| 334 |
} |
| 335 |
|
| 336 |
return $forms_mapping; |
| 337 |
} |
| 338 |
|
| 339 |
/** |
| 340 |
* Get the list of meta keys allowed during import. |
| 341 |
* |
| 342 |
* Only meta keys present in this list will be written to the DB during import. |
| 343 |
* Unknown keys from crafted import files are silently ignored. |
| 344 |
* |
| 345 |
* @since 2.8.0 |
| 346 |
* @return array<string> |
| 347 |
*/ |
| 348 |
private function get_allowed_import_meta_keys(): array { |
| 349 |
$scalar_metas = [ |
| 350 |
'_srfm_additional_classes', |
| 351 |
'_srfm_bg_color', |
| 352 |
'_srfm_bg_image', |
| 353 |
'_srfm_bg_type', |
| 354 |
'_srfm_button_border_radius', |
| 355 |
'_srfm_captcha_security_type', |
| 356 |
'_srfm_cover_image', |
| 357 |
'_srfm_form_container_width', |
| 358 |
'_srfm_form_custom_css', |
| 359 |
'_srfm_form_recaptcha', |
| 360 |
'_srfm_form_restriction', |
| 361 |
'_srfm_inherit_theme_button', |
| 362 |
'_srfm_instant_form', |
| 363 |
'_srfm_is_ai_generated', |
| 364 |
'_srfm_is_inline_button', |
| 365 |
'_srfm_single_page_form_title', |
| 366 |
'_srfm_submit_alignment', |
| 367 |
'_srfm_submit_alignment_backend', |
| 368 |
'_srfm_submit_button_text', |
| 369 |
'_srfm_submit_type', |
| 370 |
'_srfm_submit_width', |
| 371 |
'_srfm_submit_width_backend', |
| 372 |
'_srfm_use_label_as_placeholder', |
| 373 |
]; |
| 374 |
|
| 375 |
/** |
| 376 |
* Filter the list of scalar meta keys allowed during import. |
| 377 |
* |
| 378 |
* Pro and other extensions can hook into this to add their own scalar meta keys. |
| 379 |
* |
| 380 |
* @since 2.8.0 |
| 381 |
* @param array<string> $scalar_metas List of scalar meta keys. |
| 382 |
*/ |
| 383 |
$scalar_metas = apply_filters( 'srfm_import_scalar_meta_keys', $scalar_metas ); |
| 384 |
|
| 385 |
// Ensure filter consumers cannot inject non-SureForms meta keys. |
| 386 |
$scalar_metas = array_filter( |
| 387 |
$scalar_metas, |
| 388 |
static function ( $key ) { |
| 389 |
return str_starts_with( $key, '_srfm_' ); |
| 390 |
} |
| 391 |
); |
| 392 |
|
| 393 |
return array_merge( $this->get_unserialized_post_metas(), $scalar_metas ); |
| 394 |
} |
| 395 |
|
| 396 |
} |
| 397 |
|
