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<?php
namespace WPForms\Integrations\AI\Admin\Ajax;
use WPForms\Integrations\AI\API\Forms as FormsAPI;
use WPForms_Template_Blank;
/**
* Forms AJAX class.
*
* @since 1.9.2
*/
class Forms extends Base {
/**
* The addons required for the AI form generator.
*
* @since 1.9.2
*
* @var array
*/
public const FORM_GENERATOR_REQUIRED_ADDONS = [ 'surveys-polls', 'signatures', 'coupons' ];
/**
* The addon fields.
*
* @since 1.9.4
*
* @var array
*/
public const FORM_GENERATOR_ADDON_FIELDS = [
'likert_scale' => 'surveys-polls',
'net_promoter_score' => 'surveys-polls',
'signature' => 'signatures',
'payment-coupon' => 'coupons',
];
/**
* Forms API instance.
*
* @since 1.9.2
*
* @var FormsAPI
*/
private $forms_api;
/**
* Initialize.
*
* @since 1.9.2
*/
public function init() {
parent::init();
$this->forms_api = new FormsAPI();
$this->forms_api->init();
$this->hooks();
}
/**
* Register hooks.
*
* @since 1.9.2
*/
private function hooks(): void {
add_action( 'wp_ajax_wpforms_get_ai_form', [ $this, 'get_form' ] );
add_action( 'wp_ajax_wpforms_get_ai_form_field_preview', [ $this, 'get_field_preview' ] );
add_action( 'wp_ajax_wpforms_use_ai_form', [ $this, 'use_form' ] );
add_action( 'wp_ajax_wpforms_dismiss_ai_form', [ $this, 'dismiss' ] );
}
/**
* Get form AJAX callback.
*
* @since 1.9.2
*/
public function get_form(): void {
if ( ! $this->validate_nonce() ) {
wp_send_json_error(
[ 'error' => esc_html__( 'Your session expired. Please reload the builder.', 'wpforms-lite' ) ]
);
}
$prompt = $this->get_post_data( 'prompt' );
if ( empty( $prompt ) && $prompt !== '0' ) {
wp_send_json_error(
[ 'error' => esc_html__( 'Empty prompt.', 'wpforms-lite' ) ]
);
}
$session_id = $this->get_post_data( 'session_id' );
$form = $this->forms_api->form( $prompt, $session_id );
$form['fieldsOrder'] = array_keys( $form['fields'] ?? [] );
wp_send_json_success( $form );
}
/**
* Get form field preview.
*
* @since 1.9.2
*/
public function get_field_preview(): void {
if ( ! $this->validate_nonce() ) {
wp_send_json_error(
[ 'error' => esc_html__( 'Your session expired. Please reload the builder.', 'wpforms-lite' ) ]
);
}
$field = $this->prepare_field_data(
$this->get_post_data( 'field', 'array' )
);
if ( empty( $field ) ) {
wp_send_json_error(
[ 'error' => esc_html__( 'Empty field data.', 'wpforms-lite' ) ]
);
}
$field_type = $field['type'] ?? '';
// Check if the field type is available.
if ( has_action( "wpforms_display_field_{$field_type}" ) ) {
ob_start();
// Generate field preview.
/** This action is documented in includes/admin/builder/panels/class-fields.php. */
do_action( "wpforms_builder_fields_previews_{$field_type}", $field ); // phpcs:ignore WPForms.PHP.ValidateHooks.InvalidHookName
$preview = ob_get_clean();
}
wp_send_json_success( $preview ?? '' );
}
/**
* Prepare the form fields data.
*
* @since 1.9.2
*
* @param array $form_data Form data.
*
* @return array
*/
private function prepare_fields_data( array $form_data ): array {
$fields_data = $form_data['fields'] ?? [];
$fields_order = $form_data['fieldsOrder'] ?? [];
$fields = [];
foreach ( $fields_order as $id ) {
$fields[ $id ] = $this->prepare_field_data( $fields_data[ $id ] );
}
return $fields;
}
/**
* Prepare the field data.
*
* @since 1.9.2
*
* @param array $field_data Field data.
*
* @return array
*/
private function prepare_field_data( array $field_data ): array { // phpcs:ignore Generic.Metrics.CyclomaticComplexity.TooHigh
$field_type = $field_data['type'] ?? '';
if ( $field_type === 'content' ) {
$field_data['content'] = htmlspecialchars_decode( $field_data['content'] ?? '' );
}
if ( $field_type === 'html' ) {
$field_data['code'] = htmlspecialchars_decode( $field_data['code'] ?? '' );
}
$field_data['description'] = htmlspecialchars_decode( $field_data['description'] ?? '' );
if ( ! empty( $field_data['conditionals'] ) ) {
$field_data['conditionals'] = $this->prepare_field_cl( $field_data );
}
return $field_data;
}
/**
* Prepare the form settings.
*
* @since 1.9.2
*
* @param array $form_data Form data.
*
* @return array
*/
private function prepare_form_settings( array $form_data ): array {
if ( isset( $form_data['settings']['notifications']['1'] ) ) {
$form_data['settings']['notifications']['1']['subject'] = sprintf( /* translators: %s - form name. */
esc_html__( 'New Entry: %s', 'wpforms-lite' ),
esc_html( $form_data['form_title'] )
);
}
return $form_data['settings'];
}
/**
* Prepare the field conditional logic.
*
* @since 1.9.2
*
* @param array $field Field data.
*
* @return array
*/
private function prepare_field_cl( array $field ): array {
if ( empty( $field['conditionals'] ) ) {
return [];
}
// Loop groups.
foreach ( $field['conditionals'] as $group_key => $group ) {
// Loop rules.
foreach ( $group as $rule_key => $rule ) {
// Fix `operator` value for choice-based fields.
$rule['operator'] = htmlspecialchars_decode( $rule['operator'] );
$rule['value'] = htmlspecialchars_decode( $rule['value'] );
$field['conditionals'][ $group_key ][ $rule_key ] = $rule;
}
}
return $field['conditionals'];
}
/**
* Use form checks and prepare data.
*
* @since 1.9.2
*
* @return array Form ID and the generated form data.
*/
private function use_form_check_data(): array { // phpcs:ignore Generic.Metrics.CyclomaticComplexity.TooHigh
if ( ! $this->validate_nonce() ) {
wp_send_json_error(
[ 'error' => esc_html__( 'Your session expired. Please reload the builder.', 'wpforms-lite' ) ]
);
}
$form_id = $this->get_post_data( 'formId', 'int' );
$form_data = $this->get_post_data( 'formData', 'array' );
if ( empty( $form_data ) ) {
wp_send_json_error(
[ 'error' => esc_html__( 'Empty form data.', 'wpforms-lite' ) ]
);
}
if ( ! wpforms_current_user_can( 'edit_form_single', $form_id ) ) {
wp_send_json_error(
[ 'error' => esc_html__( 'Sorry, you are not allowed to edit this form.', 'wpforms-lite' ) ]
);
}
$form_obj = wpforms()->obj( 'form' );
if ( ! $form_obj ) {
wp_send_json_error(
[ 'error' => esc_html__( 'Form database object not found.', 'wpforms-lite' ) ]
);
}
$form_post = ! empty( $form_id ) ? $form_obj->get( $form_id ) : null;
if (
( empty( $form_post ) && ! empty( $form_id ) ) ||
( ! empty( $form_post->post_status ) && $form_post->post_status === 'trash' )
) {
wp_send_json_error(
[ 'error' => esc_html__( 'It looks like the form you are trying to access is no longer available.', 'wpforms-lite' ) ]
);
}
$session_id = $this->get_post_data( 'sessionId' );
$response_history = $this->get_post_data( 'responseHistory', 'array' );
$chat_html = $this->get_post_data( 'chatHtml', 'string' );
return [ $form_id, $form_data, $session_id, $response_history, $chat_html, $form_obj ];
}
/**
* Use form.
*
* @since 1.9.2
*/
public function use_form(): void {
[ $form_id, $form_data, $session_id, $response_history, $chat_html, $form_obj ] = $this->use_form_check_data();
// Save the chat history in the user mata data.
$user_meta = [
'chatHtml' => $chat_html,
'responseHistory' => $response_history,
];
update_user_meta( get_current_user_id(), 'wpforms_builder_ai_form_chat_' . $session_id, $user_meta );
// Prepare the new form data.
$form_data['fields'] = $this->prepare_fields_data( $form_data );
$form_data['settings'] = $this->prepare_form_settings( $form_data );
$form_data['field_id'] = count( $form_data['fields'] ) + 1;
$meta = [];
$meta['template'] = 'generate';
$meta['sessionId'] = $form_data['sessionId'];
$meta['responseId'] = $form_data['responseId'];
// Unset unrelated data.
unset(
$form_data['fieldsOrder'],
$form_data['explanation'],
$form_data['sessionId'],
$form_data['responseId'],
$form_data['processingData']
);
// Add a new form if it is a new form.
if ( empty( $form_id ) ) {
$form_id = $form_obj->add( $form_data['form_title'] );
}
// Check if the form was created.
if ( empty( $form_id ) ) {
wp_send_json_error(
[ 'error' => esc_html__( 'Form could not be created.', 'wpforms-lite' ) ]
);
}
// Get the blank template form data.
$blank_form_data = WPForms_Template_Blank::get_data();
// Merge the blank form data with the new form data.
// In this way, we can keep the default settings of the blank form.
$form_data = array_replace_recursive( $blank_form_data, $form_data );
// Update the form ID.
$form_data['id'] = $form_id;
// Update the form.
$form_obj->update( $form_id, $form_data, [ 'skip_revision' => 1 ] );
$form_obj->update_meta( $form_id, 'template', $meta['template'], [ 'skip_revision' => 1 ] );
$form_obj->update_meta( $form_id, 'sessionId', $meta['sessionId'], [ 'skip_revision' => 1 ] );
$form_obj->update_meta( $form_id, 'responseId', $meta['responseId'], [ 'skip_revision' => 1 ] );
// Result.
wp_send_json_success(
[
'id' => $form_id,
'redirect' => add_query_arg(
[
'view' => 'fields',
'form_id' => $form_id,
'session' => $session_id,
],
admin_url( 'admin.php?page=wpforms-builder' )
),
]
);
}
/**
* Ajax handler for dismissing.
*
* @since 1.9.2
*/
public function dismiss() {
if ( ! $this->validate_nonce() ) {
wp_send_json_error(
[ 'error' => esc_html__( 'Your session expired. Please reload the builder.', 'wpforms-lite' ) ]
);
}
// Identifier of the dismissible element.
$element = $this->get_post_data( 'element', 'string' );
// Dismiss or de-dismiss.
$dismiss = $this->get_post_data( 'dismiss', 'bool' );
if ( empty( $element ) ) {
wp_send_json_error(
[ 'error' => esc_html__( 'Please specify an element.', 'wpforms-lite' ) ]
);
}
// Check for permissions.
if ( ! wpforms_current_user_can( 'edit_forms' ) ) {
wp_send_json_error(
[ 'error' => esc_html__( 'Sorry, you are not allowed to dismiss.', 'wpforms-lite' ) ]
);
}
$user_id = get_current_user_id();
$dismissed = get_user_meta( $user_id, 'wpforms_dismissed', true );
if ( empty( $dismissed ) ) {
$dismissed = [];
}
if ( $dismiss ) {
$dismissed[ 'ai-forms-' . $element ] = time();
} else {
unset( $dismissed[ 'ai-forms-' . $element ] );
}
update_user_meta( $user_id, 'wpforms_dismissed', $dismissed );
wp_send_json_success();
}
}