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<?php
namespace WPForms\Integrations\Gutenberg;
use WPForms\Integrations\IntegrationInterface;
/**
* Form Selector Gutenberg block with live preview.
*
* @since 1.4.8
*/
class FormSelector implements IntegrationInterface {
/**
* Indicate if current integration is allowed to load.
*
* @since 1.4.8
*
* @return bool
*/
public function allow_load() {
return function_exists( 'register_block_type' );
}
/**
* Load an integration.
*
* @since 1.4.8
*/
public function load() {
$this->hooks();
}
/**
* Integration hooks.
*
* @since 1.4.8
*/
protected function hooks() {
add_action( 'init', [ $this, 'register_block' ] );
add_action( 'enqueue_block_editor_assets', [ $this, 'enqueue_block_editor_assets' ] );
}
/**
* Register WPForms Gutenberg block on the backend.
*
* @since 1.4.8
*/
public function register_block() {
$disable_css_setting = wpforms_setting( 'disable-css', '1' );
$block_style = ! empty( $disable_css_setting ) ? 'wpforms-gutenberg-form-selector' : '';
$attributes = [
'formId' => [
'type' => 'string',
],
'displayTitle' => [
'type' => 'boolean',
],
'displayDesc' => [
'type' => 'boolean',
],
'className' => [
'type' => 'string',
],
];
$this->register_styles();
register_block_type(
'wpforms/form-selector',
[
/**
* Modify wpforms block attributes.
*
* @since 1.5.8.2
*
* @param array $attributes Attributes.
*/
'attributes' => apply_filters( 'wpforms_gutenberg_form_selector_attributes', $attributes ), // phpcs:ignore WPForms.PHP.ValidateHooks.InvalidHookName
'style' => $block_style,
'editor_style' => 'wpforms-integrations',
'render_callback' => [ $this, 'get_form_html' ],
]
);
}
/**
* Register WPForms Gutenberg block styles.
*
* @since 1.7.4.2
*/
protected function register_styles() {
$min = wpforms_get_min_suffix();
$deps = [];
if ( is_admin() ) {
wp_register_style(
'wpforms-integrations',
WPFORMS_PLUGIN_URL . "assets/css/admin-integrations{$min}.css",
[],
WPFORMS_VERSION
);
$deps = [ 'wp-edit-blocks', 'wpforms-integrations' ];
}
$disable_css_setting = (int) wpforms_setting( 'disable-css', '1' );
if ( $disable_css_setting !== 3 ) {
$css_file = $disable_css_setting === 2 ? 'base' : 'full';
wp_register_style(
'wpforms-gutenberg-form-selector',
WPFORMS_PLUGIN_URL . "assets/css/wpforms-{$css_file}{$min}.css",
$deps,
WPFORMS_VERSION
);
}
}
/**
* Load WPForms Gutenberg block scripts.
*
* @since 1.4.8
*/
public function enqueue_block_editor_assets() {
$i18n = [
'title' => esc_html__( 'WPForms', 'wpforms-lite' ),
'description' => esc_html__( 'Select and display one of your forms.', 'wpforms-lite' ),
'form_keywords' => [
esc_html__( 'form', 'wpforms-lite' ),
esc_html__( 'contact', 'wpforms-lite' ),
esc_html__( 'survey', 'wpforms-lite' ),
'the dude',
],
'form_select' => esc_html__( 'Select a Form', 'wpforms-lite' ),
'form_settings' => esc_html__( 'Form Settings', 'wpforms-lite' ),
'form_selected' => esc_html__( 'Form', 'wpforms-lite' ),
'show_title' => esc_html__( 'Show Title', 'wpforms-lite' ),
'show_description' => esc_html__( 'Show Description', 'wpforms-lite' ),
'panel_notice_head' => esc_html__( 'Heads up!', 'wpforms-lite' ),
'panel_notice_text' => esc_html__( 'Do not forget to test your form.', 'wpforms-lite' ),
'panel_notice_link' => esc_html__( 'Check out our complete guide!', 'wpforms-lite' ),
];
if ( version_compare( $GLOBALS['wp_version'], '5.1.1', '<=' ) ) {
array_pop( $i18n['form_keywords'] );
}
wp_enqueue_style( 'wpforms-integrations' );
wp_enqueue_script(
'wpforms-gutenberg-form-selector',
// The unminified version is not supported by the browser.
WPFORMS_PLUGIN_URL . 'assets/js/components/admin/gutenberg/formselector.min.js',
[ 'wp-blocks', 'wp-i18n', 'wp-element' ],
WPFORMS_VERSION,
true
);
$forms = wpforms()->form->get( '', [ 'order' => 'DESC' ] );
$forms = ! empty( $forms ) ? $forms : [];
$forms = array_map(
static function( $form ) {
$form->post_title = htmlspecialchars_decode( $form->post_title, ENT_QUOTES );
return $form;
},
$forms
);
wp_localize_script(
'wpforms-gutenberg-form-selector',
'wpforms_gutenberg_form_selector',
[
'logo_url' => WPFORMS_PLUGIN_URL . 'assets/images/sullie-alt.png',
'block_preview_url' => WPFORMS_PLUGIN_URL . 'assets/images/integrations/gutenberg/block-preview.png',
'wpnonce' => wp_create_nonce( 'wpforms-gutenberg-form-selector' ),
'forms' => $forms,
'i18n' => $i18n,
]
);
}
/**
* Get form HTML to display in a WPForms Gutenberg block.
*
* @param array $attr Attributes passed by WPForms Gutenberg block.
*
* @since 1.4.8
*
* @return string
*/
public function get_form_html( $attr ) { // phpcs:ignore WPForms.PHP.HooksMethod.InvalidPlaceForAddingHooks
$id = ! empty( $attr['formId'] ) ? absint( $attr['formId'] ) : 0;
if ( empty( $id ) ) {
return '';
}
$title = ! empty( $attr['displayTitle'] );
$desc = ! empty( $attr['displayDesc'] );
// Disable form fields if called from the Gutenberg editor.
if ( $this->is_gb_editor() ) {
add_filter(
'wpforms_frontend_container_class',
function ( $classes ) {
$classes[] = 'wpforms-gutenberg-form-selector';
$classes[] = 'wpforms-container-full';
return $classes;
}
);
add_action(
'wpforms_frontend_output',
function () {
echo '<fieldset disabled>';
},
3
);
add_action(
'wpforms_frontend_output',
function () {
echo '</fieldset>';
},
30
);
}
if ( ! empty( $attr['className'] ) ) {
add_filter(
'wpforms_frontend_container_class',
function ( $classes ) use ( $attr ) {
$cls = array_map( 'esc_attr', explode( ' ', $attr['className'] ) );
return array_unique( array_merge( $classes, $cls ) );
}
);
}
ob_start();
// phpcs:disable WPForms.PHP.ValidateHooks.InvalidHookName
/**
* Fires before Gutenberg block output.
*
* @since 1.5.8.2
*/
do_action( 'wpforms_gutenberg_block_before' );
/**
* Filter block title display flag.
*
* @since 1.5.8.2
*
* @param bool $title Title display flag.
* @param int $id Form id.
*/
$title = apply_filters( 'wpforms_gutenberg_block_form_title', $title, $id );
/**
* Filter block description display flag.
*
* @since 1.5.8.2
*
* @param bool $desc Description display flag.
* @param int $id Form id.
*/
$desc = apply_filters( 'wpforms_gutenberg_block_form_desc', $desc, $id );
if ( $this->is_gb_editor() ) {
wpforms_display(
$id,
$title,
$desc
);
} else {
printf(
'[wpforms id="%s" title="%d" description="%d"]',
absint( $id ),
(bool) $title,
(bool) $desc
);
}
/**
* Fires after Gutenberg block output.
*
* @since 1.5.8.2
*/
do_action( 'wpforms_gutenberg_block_after' );
$content = ob_get_clean();
if ( empty( $content ) ) {
$content = '<div class="components-placeholder"><div class="components-placeholder__label"></div>' .
'<div class="components-placeholder__fieldset">' .
esc_html__( 'The form cannot be displayed.', 'wpforms-lite' ) .
'</div></div>';
}
/**
* Filter Gutenberg block content.
*
* @since 1.5.8.2
*
* @param string $content Block content.
* @param int $id Form id.
*/
return apply_filters( 'wpforms_gutenberg_block_form_content', $content, $id );
// phpcs:enable WPForms.PHP.ValidateHooks.InvalidHookName
}
/**
* Checking if is Gutenberg REST API call.
*
* @since 1.5.7
*
* @return bool True if is Gutenberg REST API call.
*/
public function is_gb_editor() {
// TODO: Find a better way to check if is GB editor API call.
// phpcs:ignore WordPress.Security.NonceVerification.Recommended
return defined( 'REST_REQUEST' ) && REST_REQUEST && ! empty( $_REQUEST['context'] ) && $_REQUEST['context'] === 'edit';
}
}