<?php
/**
 * WPZOOM Forms - Custom forms for WordPress, by WPZOOM.
 *
 * @package   WPZOOM_Forms
 * @author    WPZOOM
 * @copyright 2023 WPZOOM
 * @license   GPL-2.0-or-later
 *
 * @wordpress-plugin
 * Plugin Name: WPZOOM Forms
 * Plugin URI:  https://www.wpzoom.com/plugins/wpzoom-forms
 * Description: Simple, user-friendly contact form plugin for WordPress that utilizes Gutenberg blocks for easy form building and customization.
 * Author:      WPZOOM
 * Author URI:  https://www.wpzoom.com
 * Version:     1.3.3
 * License:     GPL2+
 * License URI: http://www.gnu.org/licenses/gpl-2.0.txt
 */

// Exit if accessed directly
defined( 'ABSPATH' ) || exit;

// settings page url attribute
define( 'WPZOOM_FORMS_SETTINGS_PAGE', 'wpzf-settings' );

if ( ! defined( 'WPZOOM_FORMS_VERSION' ) ) {
	define( 'WPZOOM_FORMS_VERSION', get_file_data( __FILE__, [ 'Version' ] )[0] ); // phpcs:ignore
}

define( 'WPZOOM_FORMS__FILE__', __FILE__ );
define( 'WPZOOM_FORMS_PLUGIN_BASE', plugin_basename( WPZOOM_FORMS__FILE__ ) );
define( 'WPZOOM_FORMS_PLUGIN_DIR', dirname( WPZOOM_FORMS_PLUGIN_BASE ) );

define( 'WPZOOM_FORMS_PATH', plugin_dir_path( WPZOOM_FORMS__FILE__ ) );
define( 'WPZOOM_FORMS_URL', plugin_dir_url( WPZOOM_FORMS__FILE__ ) );

// Instance the plugin
$wpzoom_forms = new WPZOOM_Forms();

// Register plugin activation hook
register_activation_hook( __FILE__, array( $wpzoom_forms, 'activate' ) );

// Hook the plugin into WordPress
add_action( 'init', array( $wpzoom_forms, 'init' ), 9 );


/**
 * Class WPZOOM_Forms
 *
 * Main container class of the ZOOM Forms WordPress plugin.
 *
 * @since 1.0.0
 */
class WPZOOM_Forms {

	/**
	 * Whether the plugin has been initialized.
	 *
	 * @var    boolean
	 * @access public
	 * @since  1.0.0
	 */
	public $initialized = false;

	/**
	 * The path to this plugin's root directory.
	 *
	 * @var    string
	 * @access public
	 * @since  1.0.0
	 */
	public $plugin_dir_path;

	/**
	 * The URL to this plugin's root directory.
	 *
	 * @var    string
	 * @access public
	 * @since  1.0.0
	 */
	public $plugin_dir_url;

	/**
	 * The path to this plugin's "main" directory.
	 *
	 * @var    string
	 * @access public
	 * @since  1.0.0
	 */
	public $main_dir_path;

	/**
	 * The URL to this plugin's "main" directory.
	 *
	 * @var    string
	 * @access public
	 * @since  1.0.0
	 */
	public $main_dir_url;

	/**
	 * The URL to this plugin's "dist" directory.
	 *
	 * @var    string
	 * @access public
	 * @since  1.0.0
	 */
	public $dist_dir_url;

	/**
	 * UTM source for header and footer links.
	 *
	 * @var string
	 */
	public $utm_source = '?utm_source=wpadmin&utm_medium=wpzoom-forms-free&utm_campaign=header-footer-links';

	/**
	 * Initializes the plugin and sets up needed hooks and features.
	 *
	 * @access public
	 * @return void
	 * @since  1.0.0
	 * @see    ZOOM_Forms::block_setup()
	 */
	public function init() {
		if ( false === $this->initialized ) {
			$this->plugin_dir_path = plugin_dir_path( __FILE__ );
			$this->plugin_dir_url  = plugin_dir_url( __FILE__ );
			$this->main_dir_path   = trailingslashit( $this->plugin_dir_path . 'build' );
			$this->main_dir_url    = trailingslashit( $this->plugin_dir_url . 'build' );
			$this->dist_dir_url    = trailingslashit( $this->plugin_dir_url . 'dist' );

			load_plugin_textdomain( 'wpzoom-forms', false, dirname( plugin_basename( __FILE__ ) ) . '/languages' );

			// Register welcome guide setting
			register_setting(
				'general',
				'wpzoom_forms_welcome_guide_shown',
				array(
					'type' => 'boolean',
					'default' => false,
					'show_in_rest' => true,
					'sanitize_callback' => 'rest_sanitize_boolean',
				)
			);

			add_filter( 'allowed_block_types_all',                      array( $this, 'filter_allowed_block_types' ),        10, 2 );
			add_filter( 'block_categories_all',                         array( $this, 'filter_block_categories' ),           10, 2 );
			add_filter( 'post_row_actions',                             array( $this, 'modify_row_actions' ),                10, 2 );
			add_filter( 'bulk_actions-edit-wpzf-form',                  array( $this, 'remove_bulk_actions' ),               10 );
			add_filter( 'bulk_actions-edit-wpzf-submission',            array( $this, 'remove_bulk_actions' ),               10 );
			add_filter( 'manage_edit-wpzf-form_columns',                array( $this, 'post_list_columns_form' ),            10 );
			add_filter( 'manage_edit-wpzf-submission_columns',          array( $this, 'post_list_columns_submit' ),          10 );
			add_filter( 'manage_edit-wpzf-submission_sortable_columns', array( $this, 'post_list_sortable_columns_submit' ), 10 );
			add_filter( 'screen_options_show_screen',                   array( $this, 'remove_screen_options' ),             10, 2 );
			add_filter( 'views_edit-wpzf-form',                         array( $this, 'post_list_views' ),                   10 );
			add_filter( 'list_table_primary_column',                    array( $this, 'post_list_primary_column' ),          10, 2 );
			add_action( 'admin_menu',                                   array( $this, 'admin_menu' ),                        10 );
			add_action( 'admin_enqueue_scripts',                        array( $this, 'admin_enqueue_scripts' ),             100 );
			add_action( 'enqueue_block_editor_assets',                  array( $this, 'register_backend_assets' ),           10 );
			add_action( 'enqueue_block_assets',                         array( $this, 'register_frontend_assets' ),          10 );
			add_action( 'enqueue_block_assets',                         array( $this, 'block_frontend_assets' ),             10 );
			add_action( 'wp_enqueue_scripts',                           array( $this, 'enqueue_frontend_scripts' ),          10 );
			add_action( 'all_admin_notices',                            array( $this, 'admin_page_header' ),                 1 );
			add_action( 'in_admin_footer',                              array( $this, 'admin_page_footer' ),                 10 );
			add_filter( 'admin_body_class',                             array( $this, 'admin_body_class_filter' ),           10 );
			add_action( 'manage_wpzf-form_posts_custom_column',         array( $this, 'post_list_custom_columns_form' ),     10, 2 );
			add_action( 'manage_wpzf-submission_posts_custom_column',   array( $this, 'post_list_custom_columns_submit' ),   10, 2 );
			add_action( 'pre_get_posts',                                array( $this, 'sort_custom_column' ),                10 );
			add_action( 'in_admin_header',                              array( $this, 'remove_meta_boxes' ),                 100 );
			add_action( 'add_meta_boxes_wpzf-submission',               array( $this, 'add_meta_boxes' ),                    10 );
			add_action( 'admin_post_wpzf_submit',                       array( $this, 'action_form_post' ),                  10 );
            add_action( 'admin_post_nopriv_wpzf_submit',                array( $this, 'action_form_post' ),                  10 );

			add_action( 'restrict_manage_posts',                       array( $this, 'custom_filter_by_form' ),           10 );
			add_action( 'parse_query',                                 array( $this, 'filter_posts_by_form' ),            10 );

			register_post_type(
				'wpzf-form',
				array(
					'label'               => __( 'WPZOOM Forms', 'wpzoom-forms' ),
					'labels'              => array(
						'name'                     => _x( 'WPZOOM Forms', 'post type general name', 'wpzoom-forms' ),
						'singular_name'            => _x( 'Form', 'post type singular name', 'wpzoom-forms' ),
						'add_new'                  => _x( 'Add New', 'post', 'wpzoom-forms' ),
						'add_new_item'             => __( 'Add New Form', 'wpzoom-forms' ),
						'edit_item'                => __( 'Edit Form', 'wpzoom-forms' ),
						'new_item'                 => __( 'New Form', 'wpzoom-forms' ),
						'view_item'                => __( 'View Form', 'wpzoom-forms' ),
						'view_items'               => __( 'View Forms', 'wpzoom-forms' ),
						'search_items'             => __( 'Search Forms', 'wpzoom-forms' ),
						'not_found'                => __( 'No forms found.', 'wpzoom-forms' ),
						'not_found_in_trash'       => __( 'No forms found in Trash.', 'wpzoom-forms' ),
						'all_items'                => __( 'All Forms', 'wpzoom-forms' ),
						'archives'                 => __( 'Form Archives', 'wpzoom-forms' ),
						'attributes'               => __( 'Form Attributes', 'wpzoom-forms' ),
						'insert_into_item'         => __( 'Insert into form', 'wpzoom-forms' ),
						'uploaded_to_this_item'    => __( 'Uploaded to this form', 'wpzoom-forms' ),
						'featured_image'           => _x( 'Featured image', 'post', 'wpzoom-forms' ),
						'set_featured_image'       => _x( 'Set featured image', 'post', 'wpzoom-forms' ),
						'remove_featured_image'    => _x( 'Remove featured image', 'post', 'wpzoom-forms' ),
						'use_featured_image'       => _x( 'Use as featured image', 'post', 'wpzoom-forms' ),
						'filter_items_list'        => __( 'Filter forms list', 'wpzoom-forms' ),
						'items_list_navigation'    => __( 'Forms list navigation', 'wpzoom-forms' ),
						'items_list'               => __( 'Forms list', 'wpzoom-forms' ),
						'item_published'           => __( 'Form saved.', 'wpzoom-forms' ),
						'item_published_privately' => __( 'Form saved privately.', 'wpzoom-forms' ),
						'item_reverted_to_draft'   => __( 'Form reverted to draft.', 'wpzoom-forms' ),
						'item_scheduled'           => __( 'Form scheduled.', 'wpzoom-forms' ),
						'item_updated'             => __( 'Form updated.', 'wpzoom-forms' )
					),
					'public'              => true,
					'exclude_from_search' => true,
					'publicly_queryable'  => false,
					'show_in_rest'        => true,
					'menu_position'       => 30,
					'menu_icon'           => 'data:image/svg+xml;base64,' . base64_encode('<svg width="24" height="24" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg"><path fillRule="evenodd" clipRule="evenodd" d="M7.33333 2H20.6667V22H4V5.33333H7.33333V2ZM17.3333 5.33333H10.6667V8.66667H7.33333V18.6667H10.6667V15.3333H14V12H10.6667V8.66667H17.3333V5.33333Z" fill="#a7aaad"/></svg>'),
					'supports'            => array( 'title', 'editor', 'custom-fields' )
				)
			);
			
			register_post_type(
				'wpzf-submission',
				array(
					'label'               => __( 'WPZOOM Form Submissions', 'wpzoom-forms' ),
					'labels'              => array(
						'name'                     => _x( 'WPZOOM Form Submissions', 'post type general name', 'wpzoom-forms' ),
						'singular_name'            => _x( 'WPZOOM Form Submission', 'post type singular name', 'wpzoom-forms' ),
						'add_new'                  => _x( 'Add New', 'post', 'wpzoom-forms' ),
						'add_new_item'             => __( 'Add New Submission', 'wpzoom-forms' ),
						'edit_item'                => __( 'WPZOOM Form Submission', 'wpzoom-forms' ),
						'new_item'                 => __( 'New Submission', 'wpzoom-forms' ),
						'view_item'                => __( 'View Submission', 'wpzoom-forms' ),
						'view_items'               => __( 'View Submissions', 'wpzoom-forms' ),
						'search_items'             => __( 'Search Submissions', 'wpzoom-forms' ),
						'not_found'                => __( 'No submissions found.', 'wpzoom-forms' ),
						'not_found_in_trash'       => __( 'No submissions found in Trash.', 'wpzoom-forms' ),
						'all_items'                => __( 'Submissions', 'wpzoom-forms' ),
						'archives'                 => __( 'Submission Archives', 'wpzoom-forms' ),
						'attributes'               => __( 'Submission Attributes', 'wpzoom-forms' ),
						'insert_into_item'         => __( 'Insert into submission', 'wpzoom-forms' ),
						'uploaded_to_this_item'    => __( 'Uploaded to this submission', 'wpzoom-forms' ),
						'featured_image'           => _x( 'Featured image', 'post', 'wpzoom-forms' ),
						'set_featured_image'       => _x( 'Set featured image', 'post', 'wpzoom-forms' ),
						'remove_featured_image'    => _x( 'Remove featured image', 'post', 'wpzoom-forms' ),
						'use_featured_image'       => _x( 'Use as featured image', 'post', 'wpzoom-forms' ),
						'filter_items_list'        => __( 'Filter form submission list', 'wpzoom-forms' ),
						'items_list_navigation'    => __( 'Form Submissions list navigation', 'wpzoom-forms' ),
						'items_list'               => __( 'Form Submissions list', 'wpzoom-forms' ),
						'item_published'           => __( 'Form Submission saved.', 'wpzoom-forms' ),
						'item_published_privately' => __( 'Form Submission saved privately.', 'wpzoom-forms' ),
						'item_reverted_to_draft'   => __( 'Form Submission reverted to draft.', 'wpzoom-forms' ),
						'item_scheduled'           => __( 'Form Submission scheduled.', 'wpzoom-forms' ),
						'item_updated'             => __( 'Form Submission updated.', 'wpzoom-forms' )
					),
					'public'              => true,
					'exclude_from_search' => true,
					'publicly_queryable'  => false,
					'show_in_nav_menus'   => false,
					'show_in_admin_bar'   => false,
					'show_in_rest'        => false,
					'show_in_menu'        => 'edit.php?post_type=wpzf-form',
					'menu_position'       => 31,
					'menu_icon'           => 'dashicons-email-alt2',
					'supports'            => array( '' ),
					'capabilities'        => array(
						'create_posts'  => 'do_not_allow',
						'publish_posts' => 'do_not_allow',
						'edit_posts'    => 'edit_posts',
						'delete_posts'  => 'delete_posts'
					),
					'map_meta_cap'        => true
				)
			);

			register_post_status(
				'spam',
				array(
					'label'       => esc_html_x( 'Spam', 'post', 'wpzoom-forms' ),
					'label_count' => _n_noop( 'Spam <span class="count">(%s)</span>', 'Spam <span class="count">(%s)</span>', 'wpzoom-forms' ),
					'public'      => false
				)
			);

			register_meta(
				'post',
				'_form_method',
				array(
					'object_subtype'    => 'wpzf-form',
					'show_in_rest'      => true,
					'single'            => true,
					'type'              => 'string',
					'default'           => 'email',
					'sanitize_callback' => 'sanitize_text_field',
					'auth_callback'     => function() { return current_user_can( 'edit_posts' ); }
				)
			);

			register_meta(
				'post',
				'_form_email',
				array(
					'object_subtype'    => 'wpzf-form',
					'show_in_rest'      => true,
					'single'            => true,
					'type'              => 'string',
					'default'           => '',
					'sanitize_callback' => 'sanitize_text_field',
					'auth_callback'     => function() { return current_user_can( 'edit_posts' ); }
				)
			);

			register_meta(
				'post',
				'_form_subject',
				array(
					'object_subtype'    => 'wpzf-form',
					'show_in_rest'      => true,
					'single'            => true,
					'type'              => 'string',
					'default'           => esc_html__( 'New Form Submission', 'wpzoom-forms' ),
					'sanitize_callback' => 'sanitize_text_field',
					'auth_callback'     => function() { return current_user_can( 'edit_posts' ); }
				)
			);

			register_meta(
				'post',
				'_form_success_message',
				array(
					'object_subtype'    => 'wpzf-form',
					'show_in_rest'      => true,
					'single'            => true,
					'type'              => 'string',
					'default'           => __( 'Thanks! We\'ve received your submission!', 'wpzoom-forms' ),
					'sanitize_callback' => function( $value ) {
						return wp_kses( $value, array() );
					},
					'auth_callback'     => function() { return current_user_can( 'edit_posts' ); }
				)
			);

			register_meta(
				'post',
				'_form_failure_message',
				array(
					'object_subtype'    => 'wpzf-form',
					'show_in_rest'      => true,
					'single'            => true,
					'type'              => 'string',
					'default'           => __( 'Submission failed!', 'wpzoom-forms' ),
					'sanitize_callback' => function( $value ) {
						return wp_kses( $value, array() );
					},
					'auth_callback'     => function() { return current_user_can( 'edit_posts' ); }
				)
			);

			add_shortcode( 'wpzf_form', array( $this, 'shortcode_output' ) );

			//$form_pto           = get_post_type_object( 'wpzf-form' );
			//$form_pto->template = array( array( 'wpzoom-forms/form' ) );

			if ( $this->is_post_type( 'wpzf-form' ) ) {
				$this->forms_display();
				$this->register_blocks();
			} elseif ( $this->is_post_type( 'wpzf-submission' ) ) {
				$this->submissions_display();
			} else {
				$this->register_form_block();
			}

			$this->initialized = true;
		}
	}

	/**
	 * Runs once during the activation of the plugin to run some one-time setup functions.
	 *
	 * @access public
	 * @return void
	 * @since  1.0.0
	 * @see    ZOOM_Forms::init()
	 */
	public function activate() {
		$this->init();

		flush_rewrite_rules();

		// If this is the first time activating the plugin...
		if ( ! get_option( 'wpzf-form_first-activate' ) ) {
			// Insert an initial example form post
			wp_insert_post( array(
				'post_type'    => 'wpzf-form',
				'post_status'  => 'publish',
				'post_title'   => __( 'Example Form', 'wpzoom-forms' ),
				'post_content' => '<!-- wp:wpzoom-forms/form -->
<div class="wp-block-wpzoom-forms-form"><!-- wp:wpzoom-forms/text-name-field {"id":"input_ae87379b","name":"Name"} -->
<label for="input_ae87379b"><span>Name</span><sup class="wp-block-wpzoom-forms-required">*</sup></label><input type="text" name="input_ae87379b" id="input_ae87379b" placeholder="" required class="wp-block-wpzoom-forms-text-name-field"/>
<!-- /wp:wpzoom-forms/text-name-field -->

<!-- wp:wpzoom-forms/text-email-field {"id":"input_8468ae36","name":"Email"} -->
<label for="input_8468ae36"><span>Email</span><sup class="wp-block-wpzoom-forms-required">*</sup></label><input type="email" name="input_8468ae36" id="input_8468ae36" placeholder="" required data-replyto="false" class="wp-block-wpzoom-forms-text-email-field"/>
<!-- /wp:wpzoom-forms/text-email-field -->

<!-- wp:wpzoom-forms/text-plain-field {"id":"input_85d61063","name":"Subject","label":"Subject","subject":true} -->
<label for="input_85d61063"><span>Subject</span><sup class="wp-block-wpzoom-forms-required">*</sup></label><input type="text" name="input_85d61063" id="input_85d61063" placeholder="" required data-subject="true" class="wp-block-wpzoom-forms-text-plain-field"/>
<!-- /wp:wpzoom-forms/text-plain-field -->

<!-- wp:wpzoom-forms/textarea-field {"id":"input_7f6bf203","name":"Message"} -->
<label for="input_7f6bf203"><span>Message</span></label><textarea name="input_7f6bf203" id="input_7f6bf203" cols="55" rows="10" placeholder="" class="wp-block-wpzoom-forms-textarea-field"></textarea>
<!-- /wp:wpzoom-forms/textarea-field -->

<!-- wp:columns {"verticalAlignment":"center"} -->
<div class="wp-block-columns are-vertically-aligned-center"><!-- wp:column {"verticalAlignment":"center","width":"30%"} -->
<div class="wp-block-column is-vertically-aligned-center" style="flex-basis:30%"><!-- wp:wpzoom-forms/submit-field {"id":"input_submit"} -->
<input type="submit" id="input_submit" value="Submit" class="wp-block-wpzoom-forms-submit-field"/>
<!-- /wp:wpzoom-forms/submit-field --></div>
<!-- /wp:column -->

<!-- wp:column {"verticalAlignment":"center","width":"70%"} -->
<div class="wp-block-column is-vertically-aligned-center" style="flex-basis:70%"><!-- wp:paragraph {"align":"right","style":{"typography":{"fontSize":16}}} -->
<p class="has-text-align-right" style="font-size:16px">Fields marked with <strong class="has-accent-color has-text-color">*</strong> are required.</p>
<!-- /wp:paragraph --></div>
<!-- /wp:column --></div>
<!-- /wp:columns --></div>
<!-- /wp:wpzoom-forms/form -->',
				'meta_input'   => array(
					'_form_method'   => 'email',
					'_form_email'    => trim( get_option( 'admin_email' ) ),
					'_form_subject'  => esc_html__( 'New Form Submission', 'wpzoom-forms' ),
					'_form_success_message' => __( 'Thanks! We\'ve received your submission!', 'wpzoom-forms' ),
					'_form_failure_message' => __( 'Submission failed!', 'wpzoom-forms' ),
					
				)
			) );

			// Make sure we don't insert an example form on every activation
			update_option( 'wpzf-form_first-activate', true );
		}
	}

	/**
	 * Modifies the way the backend forms list is displayed.
	 *
	 * @access public
	 * @return void
	 * @since  1.0.0
	 */
	public function forms_display() {
		global $wp_post_statuses;

		$publish                          = $wp_post_statuses['publish'];
		$publish->label                   = __( 'Saved', 'wpzoom-forms' );
		$publish->label_count[0]          = __( 'Saved <span class="count">(%s)</span>', 'wpzoom-forms' );
		$publish->label_count[1]          = __( 'Saved <span class="count">(%s)</span>', 'wpzoom-forms' );
		$publish->label_count['singular'] = __( 'Saved <span class="count">(%s)</span>', 'wpzoom-forms' );
		$publish->label_count['plural']   = __( 'Saved <span class="count">(%s)</span>', 'wpzoom-forms' );

		$wp_post_statuses['publish']      = $publish;

		$wp_post_statuses = array_diff_key(
			$wp_post_statuses,
			array_flip( array(
				'future',
				'pending',
				'private',
				'request-pending',
				'request-confirmed',
				'request-failed',
				'request-completed'
			) )
		);

		add_filter( 'post_date_column_status', function() { return __( 'Last Modified', 'wpzoom-forms' ); } );
		add_filter( 'post_date_column_time',   function( $time, $post ) {
			return sprintf(
				__( '%1$s at %2$s', 'wpzoom-forms' ),
				get_the_modified_time( __( 'Y/m/d', 'wpzoom-forms' ), $post ),
				get_the_modified_time( __( 'g:i a', 'wpzoom-forms' ), $post )
			);
		}, 10, 2 );
	}

	/**
	 * Modifies the way the backend submissions list is displayed.
	 *
	 * @access public
	 * @return void
	 * @since  1.0.0
	 */
	public function submissions_display() {
		global $wp_post_statuses;

		$wp_post_statuses = array_diff_key(
			$wp_post_statuses,
			array_flip( [
				'future',
				'pending',
				'private',
				'request-pending',
				'request-confirmed',
				'request-failed',
				'request-completed'
			] )
		);

		add_filter( 'post_date_column_status', function() { return __( 'Submitted', 'wpzoom-forms' ); } );
	}

	/**
	 * Registers all the custom blocks for this plugin.
	 *
	 * @access public
	 * @return void
	 * @since  1.0.0
	 */
	public function register_blocks() {
		register_block_type(
			'wpzoom-forms/form',
			array(
				'script'        => 'wpzoom-forms-js-frontend-formblock',
				'style'         => 'wpzoom-forms-css-frontend-formblock',
				'editor_script' => 'wpzoom-forms-js-backend-main',
				'editor_style'  => 'wpzoom-forms-css-backend-main'
			)
		);

		foreach ( array( 'multi-checkbox', 'checkbox', 'email', 'label', 'name', 'phone', 'plain', 'radio', 'select', 'submit', 'textarea', 'website', 'datepicker' ) as $block ) {
			register_block_type( $this->main_dir_path . 'fields/' . $block . '/block.json' );
		}
	}

	/**
	 * Registers the main form block used for inserting a form into a regular post/page.
	 *
	 * @access public
	 * @return void
	 * @since  1.0.0
	 */
	public function register_form_block() {
		register_block_type(
			'wpzoom-forms/form-block',
			array(
				'attributes'    => array(
					'formId' => array(
						'type'    => 'string',
						'default' => '-1'
					),
					'align' => array(
						'type'    => 'string',
						'default' => 'none'
					),
					'formBgColor' => array(
						'type'    => 'string',
						'default' => ''
					),
					'formBrd' => array(
						'type'    => 'string',
						'default' => ''
					),
					
					'fieldBrdStyle' => array(
						'type'    => 'string',
						'default' => 'default'
					),
					'fieldBrdWidth' => array(
						'type'    => 'number',
						'default' => 0
					),
					'fieldBrdRadius' => array(
						'type'    => 'number',
						'default' => 0
					),

					'fieldBrdColor' => array(
						'type'    => 'string',
						'default' => ''
					),
					'fieldTextColor' => array(
						'type'    => 'string',
						'default' => ''
					),
					'fieldBgColor' => array(
						'type'    => 'string',
						'default' => ''
					),
					'labelTextColor' => array(
						'type'    => 'string',
						'default' => ''
					),
					'btnBgColor' => array(
						'type'    => 'string',
						'default' => ''
					),
					'btnTextColor' => array(
						'type'    => 'string',
						'default' => ''
					),
					'btnBrdWidth' => array(
						'type'    => 'number',
						'default' => 0
					),
					'btnBrdStyle' => array(
						'type'    => 'string',
						'default' => 'default'
					),
					'btnBrdRadius' => array(
						'type'    => 'number',
						'default' => 0
					),
					'btnBrdColor' => array(
						'type'    => 'string',
						'default' => ''
					),
					'btnHoverBgColor' => array(
						'type'    => 'string',
						'default' => ''
					),
					'btnHoverTextColor' => array(
						'type'    => 'string',
						'default' => ''
					),
					'btnHoverBrdColor' => array(
						'type'    => 'string',
						'default' => ''
					),

				),
				'script'          => 'wpzoom-forms-js-frontend-formblock',
				'style'           => 'wpzoom-forms-css-frontend-formblock',
				'editor_script'   => 'wpzoom-forms-js-backend-formblock',
				'editor_style'    => 'wpzoom-forms-css-backend-formblock',
				'render_callback' => array( $this, 'form_block_render' )
			)
		);
	}

	/**
	 * Filters the allowed Gutenberg block types for a given post.
	 *
	 * @access public
	 * @param  array                   $allowed_block_types  An array of all the allowed block types.
	 * @param  WP_Block_Editor_Context $block_editor_context The current block editor context.
	 * @return array
	 * @since  1.0.0
	 */
	public function filter_allowed_block_types( $allowed_block_types, $block_editor_context ) {
		if ( null !== $block_editor_context->post && 'wpzf-form' == $block_editor_context->post->post_type ) {
			$allowed_block_types = array(
				'wpzoom-forms/form',
				'wpzoom-forms/datepicker-field',
				'wpzoom-forms/text-plain-field',
				'wpzoom-forms/text-name-field',
				'wpzoom-forms/text-email-field',
				'wpzoom-forms/text-website-field',
				'wpzoom-forms/text-phone-field',
				'wpzoom-forms/textarea-field',
				'wpzoom-forms/select-field',
				'wpzoom-forms/multi-checkbox-field',
				'wpzoom-forms/checkbox-field',
				'wpzoom-forms/radio-field',
				'wpzoom-forms/label-field',
				'wpzoom-forms/submit-field',
				'core/paragraph',
				'core/heading',
				'core/list',
				'core/quote',
				'core/code',
				'core/preformatted',
				'core/pullquote',
				'core/table',
				'core/verse',
				'core/image',
				'core/gallery',
				'core/audio',
				'core/cover',
				'core/file',
				'core/media-text',
				'core/video',
				'core/buttons',
				'core/columns',
				'core/group',
				'core/more',
				'core/nextpage',
				'core/separator',
				'core/spacer'
			);
		}

		return $allowed_block_types;
	}

	/**
	 * Adds needed categories to the Gutenberg block categories, if not already present.
	 *
	 * @access public
	 * @param  array                   $categories           Array containing all registered Gutenberg block categories.
	 * @param  WP_Block_Editor_Context $block_editor_context The current block editor context.
	 * @return array
	 * @since  1.0.0
	 */
	public function filter_block_categories( $categories, $block_editor_context ) {
		if ( null !== $block_editor_context->post && 'wpzf-form' == $block_editor_context->post->post_type ) {
			$category_slugs = wp_list_pluck( $categories, 'slug' );

			if ( ! in_array( 'wpzoom-forms', $category_slugs, true ) ) {
				array_unshift(
					$categories,
					array(
						'slug' => 'wpzoom-forms',
						'title' => __( 'WPZOOM Forms', 'wpzoom-forms' ),
						'icon' => 'wordpress'
					)
				);
			}
		} else {
			$category_slugs = wp_list_pluck( $categories, 'slug' );

			if ( ! in_array( 'wpzoom-blocks', $category_slugs, true ) ) {
				$categories = array_merge(
					$categories,
					array(
						array(
							'slug' => 'wpzoom-blocks',
							'title' => __( 'WPZOOM Blocks', 'wpzoom-forms' ),
							'icon' => 'wordpress'
						)
					)
				);
			}
		}

		return $categories;
	}

	/**
	 * Add some extra admin menu items.
	 *
	 * @access public
	 * @return void
	 * @since  1.0.0
	 */
	public function admin_menu() {
		
		global $submenu;

		$page_title = esc_html__( 'WPZOOM Forms Settings Page', 'wpzoom-forms' );

		add_submenu_page(
			'edit.php?post_type=wpzf-form',
			$page_title,
			esc_html__( 'Settings', 'wpzoom-forms' ),
			'manage_options',
			'wpzf-settings',
			array( $this, 'render_settings_page' )
		);

		add_submenu_page(
			'edit.php?post_type=wpzf-form',
			$page_title,
            '<span style="color:#3496fe; font-weight: 600;">' . esc_html__( 'UPGRADE', 'wpzoom-forms' ) . ' &rarr; <span class="wpz-premium-badge" style="background-color: #3496fe; color: #fff; margin-left: 3px; font-size: 11px; min-height: 16px;  border-radius: 8px; display: inline-block; font-weight: 600; line-height: 1.6; padding: 0 8px">PRO</span></span>',
			'manage_options',
			'wpzf-upsell',
			array( $this, 'render_upsell_page' )
		);

	}

	/**
	 * Registers needed scripts for use on the admin backend.
	 *
	 * @access public
	 * @return void
	 * @since  1.0.0
	 */
	public function admin_enqueue_scripts() {
		if ( 'wpzf-submission' == get_post_type() ) {
			wp_dequeue_script( 'autosave' );

			wp_enqueue_style(
				'wpzoom-forms-css-backend-submissions',
				trailingslashit( $this->main_dir_url ) . 'submissions/backend/style.css',
				array(),
				WPZOOM_FORMS_VERSION
			);
		}

		$current_page = get_current_screen()->id;

		if ( 'edit-wpzf-form' == $current_page || 'wpzf-form' == $current_page || 'edit-wpzf-submission' == $current_page || 'wpzf-submission' == $current_page || 'wpzf-form_page_wpzf-settings' == $current_page || 'wpzf-form_page_wpzoom-forms-pro-license' == $current_page || 'wpzf-form_page_wpzf-upsell' == $current_page ) {
			wp_enqueue_style(
				'wpzoom-forms-css-backend-main',
				trailingslashit( $this->main_dir_url ) . 'main/backend/style.css',
				array(),
				WPZOOM_FORMS_VERSION
			);
		}

		if ( 'edit-wpzf-form' == $current_page || 'wpzf-form' == $current_page ) {
			wp_enqueue_script( 
				'wpzoom-forms-cpt',
				WPZOOM_FORMS_URL . 'dist/assets/admin/js/forms-cpt.js',
				array( 'wp-data' ),
				WPZOOM_FORMS_VERSION,
				true
			);
		}

	}

	/**
	 * Registers needed scripts and styles for use on the backend.
	 *
	 * @access public
	 * @return void
	 * @since  1.0.0
	 */
	public function register_backend_assets() {
		if ( 'wpzf-form' == get_post_type() ) {
			wp_register_script(
				'wpzoom-forms-js-backend-main',
				trailingslashit( $this->main_dir_url ) . 'main/backend/script.js',
				array( 'wp-blocks', 'wp-components', 'wp-core-data', 'wp-data', 'wp-element', 'wp-i18n', 'wp-polyfill' ),
				WPZOOM_FORMS_VERSION,
				true
			);

			wp_localize_script(
				'wpzoom-forms-js-backend-main',
				'wpzf_formblock',
				array(
					'admin_url'   => trailingslashit( admin_url() ),
					'admin_email' => '' . get_site_option( 'admin_email', '' )
				)
			);

			wp_register_style(
				'wpzoom-forms-css-backend-main',
				trailingslashit( $this->main_dir_url ) . 'main/backend/style.css',
				array(),
				WPZOOM_FORMS_VERSION
			);
		} else {
			wp_register_script(
				'wpzoom-forms-js-backend-formblock',
				trailingslashit( $this->main_dir_url ) . 'form-block/backend/script.js',
				array( 'wp-blocks', 'wp-components', 'wp-core-data', 'wp-data', 'wp-element', 'wp-i18n', 'wp-polyfill' ),
				WPZOOM_FORMS_VERSION,
				true
			);

			wp_localize_script(
				'wpzoom-forms-js-backend-formblock',
				'wpzf_formblock',
				array(
					'admin_url'   => trailingslashit( admin_url() ),
					'admin_email' => '' . get_site_option( 'admin_email', '' )
				)
			);

			wp_register_style(
				'wpzoom-forms-css-backend-formblock',
				trailingslashit( $this->main_dir_url ) . 'form-block/backend/style.css',
				array(),
				WPZOOM_FORMS_VERSION
			);
		}
	}

	/**
	 * Registers needed scripts and styles for use on the frontend.
	 *
	 * @access public
	 * @return void
	 * @since  1.0.0
	 */
	public function register_frontend_assets() {

		$depends         = array( 'jquery' );
		$enableRecaptcha = WPZOOM_Forms_Settings::get( 'wpzf_global_captcha_service' );
		$recaptchaType   = ! empty( WPZOOM_Forms_Settings::get( 'wpzf_global_captcha_type' ) ) ? WPZOOM_Forms_Settings::get( 'wpzf_global_captcha_type' ) : 'v2';
		$site_key        = ! empty( WPZOOM_Forms_Settings::get( 'wpzf_global_captcha_site_key' ) ) ? esc_attr( sanitize_text_field( WPZOOM_Forms_Settings::get( 'wpzf_global_captcha_site_key' ) ) ) : '';

		if ( 'recaptcha' == $enableRecaptcha ) {

			if( 'v2' == $recaptchaType ) {
				wp_register_script(
					'google-recaptcha',
					'https://www.google.com/recaptcha/api.js',
					array(),
					WPZOOM_FORMS_VERSION,
					true
				);
			}
			elseif( 'v3' == $recaptchaType ) {
				wp_register_script(
					'google-recaptcha',
					"https://www.google.com/recaptcha/api.js?render={$site_key}",
					array(),
					WPZOOM_FORMS_VERSION,
					true
				);
			}

			$depends[] = 'google-recaptcha';
		} elseif ( 'turnstile' == $enableRecaptcha ) {
			wp_register_script(
				'turnstile-recaptcha',
				'https://challenges.cloudflare.com/turnstile/v0/api.js',
				array(),
				null,
				array( 'strategy' => 'defer' ),
			);

			$depends[] = 'turnstile-recaptcha';
		}
		
		wp_register_script(
			'wpzoom-forms-js-frontend-formblock',
			trailingslashit( $this->dist_dir_url ) . 'assets/frontend/js/script.js',
			$depends,
			WPZOOM_FORMS_VERSION,
			true
		);

		$use_theme_style = boolval( WPZOOM_Forms_Settings::get( 'wpzf_use_theme_styles' ) );

		wp_register_style(
			'wpzoom-forms-css-frontend-formblock',
			( $use_theme_style ? trailingslashit( $this->main_dir_url ) . 'form-block/frontend/style.css' : false ),
			array(),
			WPZOOM_FORMS_VERSION
		);

		// Register style for datepicker field
		wp_register_style(
			'wpzoom-forms-css-frontend-flatpickr',
			trailingslashit( $this->dist_dir_url ) . 'assets/frontend/flatpickr/css/flatpickr.min.css',
			array(),
			WPZOOM_FORMS_VERSION
		);

		//Register script for datepicker field
		wp_register_script(
			'wpzoom-forms-js-frontend-flatpickr',
			trailingslashit( $this->dist_dir_url ) . 'assets/frontend/flatpickr/js/flatpickr.js',
			array( 'jquery' ),
			WPZOOM_FORMS_VERSION,
			true
		);

		wp_register_script(
			'wpzoom-forms-js-frontend-datepicker',
			trailingslashit( $this->dist_dir_url ) . 'assets/frontend/js/datepicker.js',
			array( 'wpzoom-forms-js-frontend-flatpickr' ),
			WPZOOM_FORMS_VERSION,
			true
		);
	}

	/**
	 * Enqueues needed scripts and styles for use on the frontend.
	 *
	 * @access public
	 * @return void
	 * @since  1.0.0
	 */
	public function enqueue_frontend_scripts() {

		$global_load_assets = boolval( WPZOOM_Forms_Settings::get( 'wpzf_global_assets_load' ) );

		if ( $global_load_assets ) {
			wp_enqueue_style( 'wpzoom-forms-css-frontend-formblock' );
			wp_enqueue_script( 'wpzoom-forms-js-frontend-formblock' );
		}

	}

	/**
	 * Enqueues needed scripts and styles for use on the frontend.
	 *
	 * @access public
	 * @return void
	 * @since  1.0.0
	 */
	public function block_frontend_assets() {

		if( self::has_block( 'wpzoom-forms/datepicker-field' ) || self::has_elementor_widget() || self::has_cpt_form_shortcode() ) {
			wp_enqueue_style( 'wpzoom-forms-css-frontend-flatpickr' );
			wp_enqueue_script( 'wpzoom-forms-js-frontend-flatpickr' );
			wp_enqueue_script( 'wpzoom-forms-js-frontend-datepicker' );
		}

	}

	// Check if a block exists in the post content
	static function has_block( $block_name ) {

		if( ! has_block( 'wpzoom-forms/form-block' ) )  {
			return false;
		}

		global $post;
				
		$gutenberg_matches = array();
		$gutenberg_patern = '/<!--\s+wp:(wpzoom\-forms\/form\-block)(\s+(\{.*?\}))?\s+(\/)?-->/';
		preg_match_all( $gutenberg_patern, $post->post_content, $matches );
		
		// Check if the block exists in the post content
		if ( isset( $matches[3] ) ) {
			foreach ( $matches[3] as $block_attributes_json ) {
				if ( ! empty( $block_attributes_json ) ) {
					$atts = json_decode( $block_attributes_json, true );
				}
			}
		}

		$form_ID = isset( $atts['formId'] ) ? $atts['formId'] : '';

		if( $form_ID ) {
			$form_post = get_post( $form_ID );
			if( has_block( $block_name, $form_post ) ) {
				return true;
			}
		}
		
		return false;
	
	}

	// Check the form exists in the elementor posts content
	public static function has_elementor_widget( $post_id = 0 ) {

		if ( ! defined( 'ELEMENTOR_VERSION' ) && ! is_callable( 'Elementor\Plugin::instance' ) ) {
			return false;
		}

		$post_id = $post_id > 0 ? $post_id : get_the_ID();

		$elementor_data = get_post_meta( $post_id, '_elementor_data' );

		if ( isset( $elementor_data[0] ) && is_string( $elementor_data[0] ) ) {

			$regExp = '/"widgetType":"([^"]*)/i';
			$outputArray = array();

			// Define the pattern to match the shortcode
			$scPattern = '/\[wpzf_form([^\]]*)\]/';
			preg_match_all( $scPattern, $elementor_data[0], $matches );

			// Check if any matches are found
			if ( ! empty( $matches[0] ) ) {
				return true;
			}
	
			if ( preg_match_all( $regExp, $elementor_data[0], $outputArray, PREG_SET_ORDER) ) {}

			foreach( $outputArray as $found ) {
				if( in_array( 'wpzoom-forms-widget-cpt', $found ) ) {
					return true;
				}
			}

		}

		return false;
	}

	/**
	 * Check the post content has cpt form shortcode
	 *
	 * @since  1.2.0
	 * @param  int         $post_id The post ID.
	 * @param  boolean|int $content The post content.
	 * @return boolean     Return true if post content has cpt form shortcode, else return false.
	 */
	public static function has_cpt_form_shortcode( $post_id = 0, $content = '' ) {
		
		$post_id = $post_id > 0 ? $post_id : get_the_ID();
		
		if ( empty( $content ) ) {
			$content = get_post_field( 'post_content', $post_id );
		}

		if ( $content ) {			
			if ( has_shortcode( $content, 'wpzf_form' ) ) {
				return true;
			}
		}
		return false;
	}

	/**
	 * Changes the row actions in post lists for certain post types.
	 *
	 * @access public
	 * @param  array   $actions An array of all the possible post row actions.
	 * @param  WP_Post $post    The post object for the post that is being displayed.
	 * @return array
	 * @since  1.0.0
	 */
	public function modify_row_actions( $actions, $post ) {
		if ( 'wpzf-form' == $post->post_type || 'wpzf-submission' == $post->post_type ) {
			if ( 'wpzf-submission' == $post->post_type && isset( $actions['edit'] ) ) {
				$actions['edit'] = preg_replace( '/\<a([^>]+)\>(.+)\<\/a\>/i', '<a$1>' . __( 'View', 'wpzoom-forms' ) . '</a>', $actions['edit'] );
			}

			if ( isset( $actions['inline hide-if-no-js'] ) ) {
				unset( $actions['inline hide-if-no-js'] );
			}
		}

		return $actions;
	}

	/**
	 * Removes the Inline Edit option from post types it doesn't make sense for.
	 *
	 * @access public
	 * @param  array  $actions An array of all the possible bulk actions.
	 * @return array
	 * @since  1.0.0
	 */
	public function remove_bulk_actions( $actions ) {
		if ( isset( $actions['edit'] ) ) {
			unset( $actions['edit'] );
		}

		return $actions;
	}

	/**
	 * Changes the columns displayed in the post list for the form custom post type.
	 *
	 * @access public
	 * @param  array  $columns An array of all the columns.
	 * @return array
	 * @since  1.0.0
	 */
	public function post_list_columns_form( $columns ) {
		return array(
			'cb'        => $columns['cb'],
			'title'     => __( 'Title', 'wpzoom-forms' ),
			'responses' => __( 'Responses', 'wpzoom-forms' ),
			'shortcode' => __( 'Shortcode', 'wpzoom-forms' ),
			'date'      => $columns['date']
		);
	}

	/**
	 * Changes the columns displayed in the post list for the submissions custom post type.
	 *
	 * @access public
	 * @param  array  $columns An array of all the columns.
	 * @return array
	 * @since  1.0.0
	 */
	public function post_list_columns_submit( $columns ) {
		return array(
			'cb'   => $columns['cb'],
			'desc' => __( 'Submission', 'wpzoom-forms' ),
			'form' => __( 'Form', 'wpzoom-forms' ),
			'date' => $columns['date']
		);
	}

	/**
	 * Changes the sortable columns displayed in the post list for the submissions custom post type.
	 *
	 * @access public
	 * @param  array  $columns An array of all the sortable columns.
	 * @return array
	 * @since  1.0.0
	 */
	public function post_list_sortable_columns_submit( $columns ) {
		$columns['desc'] = 'wpzf_desc';
		$columns['form'] = 'wpzf_form';

		return $columns;
	}

	// Add the filter dropdown to the posts list
	public function custom_filter_by_form() {
		global $wpdb;

		// Check if we are on the posts list page
		if ( isset( $_GET['post_type'] ) && $_GET['post_type'] == 'wpzf-submission' ) {

			$form_id_filter_selected = isset( $_GET['form_id_filter'] ) ? $_GET['form_id_filter'] : '';

			// Fetch unique form IDs and their corresponding titles from your database
			$form_ids_query = $wpdb->get_results("SELECT ID AS form_id, post_title 
			FROM $wpdb->posts 
			WHERE post_type = 'wpzf-form' 
			AND post_status = 'publish'");
			

			// If we have forms, display the dropdown
			if ( ! empty( $form_ids_query ) ) {
				// Initialize an array to store unique form IDs
				$form_ids = array();
				?>
				<select name="form_id_filter" id="form_id_filter">
					<option value=""><?php echo esc_html__( 'All Forms', 'wpzoom-forms' ); ?></option>
					<?php
						foreach ( $form_ids_query as $result ) {
							
							// Check if the form ID already exists in the array
							if ( ! in_array( $result->form_id, $form_ids ) ) {
								
								// Add form ID to the array to prevent duplication
								$form_ids[] = $result->form_id;
								
								// Output the option with form ID as value and post title as option name
								echo '<option '. selected( $result->form_id, $form_id_filter_selected, true ) .' value="' . $result->form_id . '">' . $result->post_title . '</option>';
							}
						}
					?>
				</select>
				<?php
			}


		}
	}

	// Modify the query based on the selected form ID
	public function filter_posts_by_form ( $query ) {
		
		global $pagenow;

		// Check if we are on the posts list page and a form ID filter is set
		if ( is_admin() && $pagenow == 'edit.php' && isset( $_GET['form_id_filter'] ) && $_GET['form_id_filter'] != '' ) {
			
			$query->query_vars['meta_key'] = '_wpzf_form_id';
			$query->query_vars['meta_value'] = $_GET['form_id_filter'];
		
		}
	}

	/**
	 * Changes the column content displayed in the post list for the form custom post type.
	 *
	 * @access public
	 * @param  string $column  The name of the column to display.
	 * @param  int    $post_id The ID of the current post.
	 * @return array
	 * @since  1.0.0
	 */
	public function post_list_custom_columns_form( $column, $post_id ) {

		if ( 'shortcode' == $column ) {
			printf( '<input type="text" value="[wpzf_form id=&quot;%s&quot;]" readonly />', $post_id );
		}

		if( 'responses' == $column ) {

			$args = array(
				'post_type' => 'wpzf-submission',
				'post_status' => 'publish',
				'posts_per_page' => -1,
				'meta_query' => array(
					array(
						'key' => '_wpzf_form_id',
						'value' => $post_id,
						'compare' => '='
					)
				)
			);

			$forms_count = 0;

			$responses = new WP_Query( $args );

			if( $responses && $responses->have_posts() ) {
				$forms_count = $responses->post_count;
			}

			if( 0 < $forms_count )  {
				printf( '<a href="%s">%s</a>', admin_url( 'edit.php?post_type=wpzf-submission&&form_id_filter=' . $post_id ), $forms_count );
			} else {
				echo $forms_count;
			}

		}
	}

	/**
	 * Changes the column content displayed in the post list for the submissions custom post type.
	 *
	 * @access public
	 * @param  string $column  The name of the column to display.
	 * @param  int    $post_id The ID of the current post.
	 * @return array
	 * @since  1.0.0
	 */
	public function post_list_custom_columns_submit( $column, $post_id ) {
		if ( 'desc' == $column ) {
			$data = get_post_meta( $post_id, '_wpzf_fields', true );
			$title = __( '[Unknown]', 'wpzoom-forms' );

			if ( ! is_null( $data ) && false !== $data && is_array( $data ) && ! empty( $data ) ) {
				$title = '';

				foreach ( $data as $name => $value ) {
					$title .= '<span class="field-name">' . esc_html( substr( $name, 0, 250 ) ) . ( strlen( $name ) > 250 ? '&hellip;' : '' ) . '</span>
					           <span class="field-value">' . esc_html( substr( $value, 0, 250 ) ) . ( strlen( $value ) > 250 ? '&hellip;' : '' ) . '</span>';
				}
			}

			printf( '<a href="%s" class="row-title">%s</a>', esc_url( get_edit_post_link( $post_id ) ), $title );
		} elseif ( 'form' == $column ) {
			$form_id = intval( get_post_meta( $post_id, '_wpzf_form_id', true ) );
			$form_name = __( '[Unknown]', 'wpzoom-forms' );

			if ( $form_id > 0 ) {
				$form_name = $form_id;

				if ( ! is_null( get_post( $form_id ) ) ) {
					$form_name = '<a href="' . esc_url( get_edit_post_link( $form_id ) ) . '">' . get_the_title( $form_id ) . '</a>';
				}
			}

			echo wp_kses( $form_name, array( 'a' => array( 'href' => array() ) ) );
		}
	}

	/**
	 * Sets what the primary column is in the post list for certain post types.
	 *
	 * @access public
	 * @param  string $default The default/primary column.
	 * @param  string $screen  Which screen is currently being rendered.
	 * @return array
	 * @since  1.0.0
	 */
	public function post_list_primary_column( $default, $screen ) {
		if ( 'edit-wpzf-submission' == $screen ) {
			$default = 'desc';
		}

		return $default;
	}

	/**
	 * Handles sorting of custom columns in the post list for certain post types.
	 *
	 * @access public
	 * @param  WP_Query $query The current query.
	 * @return array
	 * @since  1.0.0
	 */
	public function sort_custom_column( $query ) {
		$orderby = $query->get( 'orderby' );

		if ( 'wpzf_desc' == $orderby || 'wpzf_form' == $orderby ) {
			$key = 'wpzf_desc' == $orderby ? '_wpzf_fields' : '_wpzf_form_id';

			$query->set( 'meta_query', array(
				'relation' => 'OR',
				array(
					'key'     => $key,
					'compare' => 'NOT EXISTS'
				),
				array(
					'key'     => $key
				)
			) );

			$query->set( 'orderby', 'meta_value' );
		}
	}

	/**
	 * Changes things on the edit screen of certain post types.
	 *
	 * @access public
	 * @return void
	 * @since  1.0.0
	 */
	public function remove_meta_boxes() {
		global $current_screen;

		if ( 'wpzf-submission' == $current_screen->post_type && 'wpzf-submission' == $current_screen->id ) {
			global $wp_meta_boxes;

			$wp_meta_boxes = array(
				'wpzf-submission' => array(
					'advanced' => array(),
					'side'     => array(),
					'normal'   => array(
						'high' => array(
							'wpzf-submission-mb' => $wp_meta_boxes['wpzf-submission']['normal']['high']['wpzf-submission-mb']
						)
					)
				)
			);

			add_screen_option( 'layout_columns', array( 'max' => 1, 'default' => 1 ) );
		}
	}

	/**
	 * Removes screen options where not needed.
	 *
	 * @access public
	 * @param  bool      $show_screen Whether to show Screen Options tab.
	 * @param  WP_Screen $screen      Current WP_Screen instance.
	 * @return bool
	 * @since  1.0.0
	 */
	public function remove_screen_options( $show_screen, $screen ) {
		return 'wpzf-submission' == $screen->post_type && 'post' == $screen->base ? false : $show_screen;
	}

	/**
	 * Changes the views items for certain post types.
	 *
	 * @access public
	 * @param  array  $views All the possible views.
	 * @return bool
	 * @since  1.0.0
	 */
	public function post_list_views( $views ) {
		if ( isset( $views['publish'] ) ) {
			unset( $views['publish'] );
		}

		$current_page = get_current_screen()->id;

		?>
		<div class="wpzf_wrap wpzf_settings-add-new">
			<?php
			if ( 'edit-wpzf-form' == $current_page ) {
				echo '<a href="' . esc_url( admin_url( 'post-new.php?post_type=wpzf-form' ) ) . '" class="button-primary">' . __( 'Add new form', 'wpzoom-forms' ) . '</a>';
			}
			?>
		</div>
		<?php

		return $views;
	}

	/**
	 * Adds custom meta boxes to certain post types.
	 *
	 * @access public
	 * @return void
	 * @since  1.0.0
	 */
	public function add_meta_boxes() {
		add_meta_box(
			'wpzf-submission-mb',
			__( 'Submission', 'wpzoom-forms' ),
			array( $this, 'submission_meta_box' ),
			'wpzf-submission',
			'normal',
			'high'
		);
	}

	/**
	 * Outputs the content for the submission meta box.
	 *
	 * @access public
	 * @return void
	 * @since  1.0.0
	 */
	public function submission_meta_box() {
		$fields = get_post_meta( get_the_ID(), '_wpzf_fields', true );

		if ( ! is_null( $fields ) && false !== $fields && is_array( $fields ) && ! empty( $fields ) ) {
			echo '<ul class="wpzf-submission-view">';

			$form_id = intval( get_post_meta( get_the_ID(), '_wpzf_form_id', true ) );
			$form_name = __( '[Unknown]', 'wpzoom-forms' );

			if ( $form_id > 0 ) {
				$form_name = $form_id;

				if ( ! is_null( get_post( $form_id ) ) ) {
					$form_name = '<a href="' . esc_url( get_edit_post_link( $form_id ) ) . '">' . get_the_title( $form_id ) . '</a>';
				}
			}

			$form_name = wp_kses( $form_name, array( 'a' => array( 'href' => array() ) ) );

			echo '<li class="top"><h3>' . sprintf( __( 'Form: %s', 'wpzoom-forms' ), $form_name ) . '</h3></li>';

			foreach ( $fields as $name => $value ) {
				echo '<li><h3>' . esc_html( $name ) . '</h3><div>' . make_clickable( nl2br( esc_html( $value ) ) ) . '</div></li>';
			}

			echo '</ul>';

			return;
		}

		printf( '<p class="empty">%s</p>', __( 'Submission is empty&hellip;', 'wpzoom-forms' ) );
	}

	/**
	 * Returns whether the current page is related to the given post type.
	 *
	 * @access public
	 * @param  string $type The type to check for.
	 * @return bool
	 * @since  1.0.0
	 */
	public function is_post_type( $type ) {
		$typenow = '';

		if ( is_admin() && current_user_can( 'edit_posts' ) ) {
			if ( isset( $_REQUEST['post_type'] ) && post_type_exists( sanitize_key( $_REQUEST['post_type'] ) ) ) {
				$typenow = sanitize_key( $_REQUEST['post_type'] );
			} else {
				$post_id = -1;

				if ( isset( $_GET['post'] ) && isset( $_POST['post_ID'] ) && (int) $_GET['post'] !== (int) $_POST['post_ID'] ) {
					// Do nothing
				} elseif ( isset( $_GET['post'] ) ) {
					$post_id = (int) $_GET['post'];
				} elseif ( isset( $_POST['post_ID'] ) ) {
					$post_id = (int) $_POST['post_ID'];
				}

				if ( $post_id > -1 ) {
					$post = get_post( $post_id );

					if ( ! is_null( $post ) && $post instanceof WP_Post ) {
						$typenow = $post->post_type;
					}
				}
			}
		}

		return $type == $typenow;
	}

	/**
	 * Called to render the form block on the frontend.
	 *
	 * @access public
	 * @param  array    $attributes An array containing the attributes for the block.
	 * @param  string   $content    A string containing the content of the block.
	 * @param  WP_Block $block      The WP_Block representation of the block.
	 * @return string
	 * @since  1.0.0
	 */
	public function form_block_render( $attributes, $content = '', $block = null ) {
		global $current_screen;

		$current_screen = function_exists( 'get_current_screen' ) ? get_current_screen() : null;

		if ( is_admin() || ( ! is_null( $current_screen ) && $current_screen->is_block_editor() ) ) return '';

		// Get form ID and validate form exists and is published
		$form_id = isset( $attributes['formId'] ) ? intval( $attributes['formId'] ) : 0;
		$form_post = get_post( $form_id );

		// Check if form exists and is published
		if ( ! $form_post || 'wpzf-form' !== $form_post->post_type || 'publish' !== $form_post->post_status ) {
			// Show message only to administrators
			if ( current_user_can( 'manage_options' ) ) {
				$message = '';
				if ( ! $form_post ) {
					$message = sprintf( 
						__( 'Contact form not found (ID: %d). Please select a different form or create a new one.', 'wpzoom-forms' ), 
						$form_id 
					);
				} elseif ( 'wpzf-form' !== $form_post->post_type ) {
					$message = sprintf( 
						__( 'Invalid form type (ID: %d). Please select a valid WPZOOM form.', 'wpzoom-forms' ), 
						$form_id 
					);
				} elseif ( 'trash' === $form_post->post_status ) {
					$message = sprintf( 
						__( 'Contact form "%s" is in trash (ID: %d). Please restore it or select a different form.', 'wpzoom-forms' ), 
						$form_post->post_title, 
						$form_id 
					);
				} else {
					$message = sprintf( 
						__( 'Contact form "%s" is not published (ID: %d). Please publish it or select a different form.', 'wpzoom-forms' ), 
						$form_post->post_title, 
						$form_id 
					);
				}
				
				return sprintf(
					'<div class="wpzoom-forms-admin-notice" style="background: #fff; border: 1px solid #c3c4c7; border-left: 4px solid #d63638; box-shadow: 0 1px 1px rgba(0,0,0,0.04); padding: 1em 12px; margin: 1em 0;">
						<p style="margin: 0; font-size: 14px; color: #d63638;">
							<strong>%s:</strong> %s
						</p>
						<p style="margin: 8px 0 0 0; font-size: 13px; color: #646970;">
							<a href="%s" target="_blank">%s</a>
						</p>
					</div>',
					esc_html__( 'WPZOOM Forms Admin Notice', 'wpzoom-forms' ),
					esc_html( $message ),
					esc_url( admin_url( 'edit.php?post_type=wpzf-form' ) ),
					esc_html__( 'Manage Forms', 'wpzoom-forms' )
				);
			}
			
			// Don't show anything to non-administrators
			return '';
		}

		$align = isset( $attributes['align'] ) && ! empty( $attributes['align'] ) ? $attributes['align'] : 'none';

		//Get styles from the block

		$fieldBgColor   = isset( $attributes['fieldBgColor'] ) ? $attributes['fieldBgColor'] : '';
		$fieldBrdStyle  = isset( $attributes['fieldBrdStyle'] ) ? $attributes['fieldBrdStyle'] : '';
		$fieldBrdWidth  = isset( $attributes['fieldBrdWidth'] ) ? $attributes['fieldBrdWidth'] . 'px' : '';
		$fieldBrdRadius = isset( $attributes['fieldBrdRadius'] ) ? $attributes['fieldBrdRadius'] . 'px' : '';
		$fieldBrdColor  = isset( $attributes['fieldBrdColor'] ) ? $attributes['fieldBrdColor'] : '';
		$fieldTextColor = isset( $attributes['fieldTextColor'] ) ? $attributes['fieldTextColor'] : '';
		$labelTextColor = isset( $attributes['labelTextColor'] ) ? $attributes['labelTextColor'] : '';
		$btnBrdRadius   = isset( $attributes['btnBrdRadius'] ) ? $attributes['btnBrdRadius'] . 'px' : '';
		$btnBrdStyle    = isset( $attributes['btnBrdStyle'] ) ? $attributes['btnBrdStyle'] : '';
		$btnTextColor   = isset( $attributes['btnTextColor'] ) ? $attributes['btnTextColor'] : '';
		$btnBrdWidth    = isset( $attributes['btnBrdWidth'] ) ? $attributes['btnBrdWidth']. 'px' : '';
		$btnBrdColor    = isset( $attributes['btnBrdColor'] ) ? $attributes['btnBrdColor'] : '';
		$btnBgColor     = isset( $attributes['btnBgColor'] ) ? $attributes['btnBgColor'] : '';

		$form_ID = 'wpzf-' . intval( $attributes['formId'] );
		$form_success_message = get_post_meta( intval( $attributes['formId'] ), '_form_success_message', true );
		$form_failure_message = get_post_meta( intval( $attributes['formId'] ), '_form_failure_message', true );

		// Use default messages if custom ones are not set
		if ( empty( $form_success_message ) ) {
			$form_success_message = __( 'Thanks! We\'ve received your submission!', 'wpzoom-forms' );
		}
		if ( empty( $form_failure_message ) ) {
			$form_failure_message = __( 'Submission failed!', 'wpzoom-forms' );
		}

		$content = sprintf(
			'<!-- ZOOM Forms Start -->
			<form id="wpzf-%2$s" method="post" action="%1$s" class="wpzoom-forms_form%6$s">
			<input type="hidden" name="action" value="wpzf_submit" />
			<input type="hidden" name="form_id" value="%2$s" />
			%3$s
			%5$s
			</form>
			%4$s
			<!-- ZOOM Forms End -->',
			admin_url( 'admin-post.php' ),
			intval( $attributes['formId'] ),
			wp_nonce_field( 'wpzf_submit', '_wpnonce', true, false ),
			( isset( $_GET['success'] )
				? '<div class="notice ' . ( '1' == $_GET['success'] ? 'success' : 'error' ) . '"><p>' .
				  ( '1' == $_GET['success'] ? wp_kses_post($form_success_message) : wp_kses_post($form_failure_message) ) .
				  '</p></div>'
				: ''
			),
			preg_replace(
				array( '/<!--(.*)-->/Uis', '/<(input|textarea|select)(.*)name="([^"]+)"/Uis' ),
				array( '', '<$1$2name="wpzf_$3"' ),
				get_post_field( 'post_content', intval( $attributes['formId'] ), 'display' )
			),
			( 'none' !== $align ? ' align' . $align : '' )
		);

		preg_match( '/<input(?:.*)name="([^"]+)"(?:.*)data-replyto="true"/is', $content, $match1 );
		preg_match( '/<input(?:.*)name="([^"]+)"(?:.*)data-subject="true"/is', $content, $match2 );

		if ( ! empty( $match1 ) && is_array( $match1 ) && isset( $match1[1] ) ) {
			$content = preg_replace( '/<\/form>/is', '<input type="hidden" name="wpzf_replyto" value="' . $match1[1] . '" /></form>', $content );
		}

		if ( ! empty( $match2 ) && is_array( $match2 ) && isset( $match2[1] ) ) {
			$content = preg_replace( '/<\/form>/is', '<input type="hidden" name="wpzf_subject" value="' . $match2[1] . '" /></form>', $content );
		}

		$captchaMethod            = WPZOOM_Forms_Settings::get( 'wpzf_global_captcha_service' );
		$recaptchaType            = WPZOOM_Forms_Settings::get( 'wpzf_global_captcha_type' ) ?? 'v2';
		$recaptcha_v2_site_key    = esc_attr( sanitize_text_field( WPZOOM_Forms_Settings::get( 'wpzf_global_captcha_site_key' ) ) );
		$recaptcha_v3_site_key    = esc_attr( sanitize_text_field( WPZOOM_Forms_Settings::get( 'wpzf_global_captcha_site_key_v3' ) ) );
		$recaptcha_badge_location = esc_attr( sanitize_text_field( WPZOOM_Forms_Settings::get( 'wpzf_global_recaptcha_badge_location' ) ) );
		$turnstile_site_key       = esc_attr( sanitize_text_field( WPZOOM_Forms_Settings::get( 'wpzf_global_turnstile_site_key' ) ) );
		$turnstile_widget_theme   = esc_attr( sanitize_text_field( WPZOOM_Forms_Settings::get( 'wpzf_global_turnstile_widget_theme' ) ) ); 

		if( 'recaptcha' == $captchaMethod ) {
			$recaptcha_site_key = ( 'v3' == $recaptchaType && !empty($recaptcha_v3_site_key) ) ? $recaptcha_v3_site_key : $recaptcha_v2_site_key;
			$data_badge_location = '';
			if( ! empty( $recaptcha_badge_location ) ) {
				$data_badge_location = 'data-badge="' . $recaptcha_badge_location . '"';
			}

			$content = preg_replace( '/<input([^>]*)type="submit"([^>]*)class="([^"]+)"/i', '<input $1 type="submit" data-sitekey="' . $recaptcha_site_key . '" data-callback="wpzf_submit" data-action="submit" ' . $data_badge_location . ' $2 class="$3 g-recaptcha"', $content );
		} elseif ( 'turnstile' == $captchaMethod ) {
			$turnstile_widget = '<div class="cf-turnstile" data-theme="' . $turnstile_widget_theme . '" data-sitekey="' . $turnstile_site_key . '"></div>';
			$content = preg_replace( '/<input([^>]*)type="submit"([^>]*)class="([^"]+)".*>/i', '<input $1 type="submit" data-callback="wpzf_submit" data-action="submit" $2 class="$3 cf-captcha">' . $turnstile_widget, $content );
		}

		$style = $styleOutput = '';

		// Add custom styles to the form
		if( ! empty( $fieldBgColor ) ) {
			$styleOutput .= sprintf( '#' . $form_ID . ' input:not([type="submit"]), #' . $form_ID . ' textarea { background-color: %s; }', $fieldBgColor );
		}
		if( ! empty( $fieldBrdStyle ) && 'default' !== $fieldBrdStyle ) {
			$styleOutput .= sprintf( '#' . $form_ID . ' input:not([type="submit"]), #' . $form_ID . ' textarea { border-style: %s; }', $fieldBrdStyle );
			if( ! empty( $fieldBrdWidth ) ) {
				$styleOutput .= sprintf( '#' . $form_ID . ' input:not([type="submit"]), #' . $form_ID . ' textarea { border-width: %s; }', $fieldBrdWidth );
			}
			if( ! empty( $fieldBrdRadius ) ) {
				$styleOutput .= sprintf( '#' . $form_ID . ' input:not([type="submit"]), #' . $form_ID . ' textarea { border-radius: %s; }', $fieldBrdRadius );
			}
		}

		if( ! empty( $fieldBrdColor ) ) {
			$styleOutput .= sprintf( '#' . $form_ID . ' input:not([type="submit"]), #' . $form_ID . ' textarea { border-color: %s; }', $fieldBrdColor );
		}
		if( ! empty( $fieldTextColor ) ) {
			$styleOutput .= sprintf( '#' . $form_ID . ' input:not([type="submit"]), #' . $form_ID . ' textarea { color: %s; }', $fieldTextColor );
		}
		
		//Label styles
		if( ! empty( $labelTextColor ) ) {
			$styleOutput .= sprintf( '#' . $form_ID . ' label { color: %s; }', $labelTextColor );
		}
		
		//Button styles
		if( ! empty( $btnBrdStyle ) && 'default' !== $btnBrdStyle ) {
			$styleOutput .= sprintf( '#' . $form_ID . ' input[type="submit"] { border-style: %s; }', $btnBrdStyle );
			if( ! empty( $btnBrdWidth ) ) {
				$styleOutput .= sprintf( '#' . $form_ID . ' input[type="submit"] { border-width: %s; }', $btnBrdWidth );
			}
			if( ! empty( $btnBrdRadius ) ) {
				$styleOutput .= sprintf( '#' . $form_ID . ' input[type="submit"] { border-radius: %s; }', $btnBrdRadius );
			}
		}
		if( ! empty( $btnTextColor ) ) {
			$styleOutput .= sprintf( '#' . $form_ID . ' input[type="submit"] { color: %s; }', $btnTextColor );
		}
		if( ! empty( $btnBrdColor ) ) {
			$styleOutput .= sprintf( '#' . $form_ID . ' input[type="submit"] { border-color: %s; }', $btnBrdColor );
		}
		if( ! empty( $btnBgColor ) ) {
			$styleOutput .= sprintf( '#' . $form_ID . ' input[type="submit"] { background-color: %s; }', $btnBgColor );
		}

		// Add styles for the notice
		$styleOutput .= sprintf( '#%s + .notice { margin-top: 20px; padding: 15px; border-radius: 4px; }', $form_ID );
		$styleOutput .= sprintf( '#%s + .notice.success { background-color: #e7f7ed; color: #227045; border-left: 4px solid #46b450; }', $form_ID );
		$styleOutput .= sprintf( '#%s + .notice.error { background-color: #fde8e8; color: #8a1f11; border-left: 4px solid #cc0000; }', $form_ID );
		$styleOutput .= sprintf( '#%s + .notice p { margin: 0; }', $form_ID );

		$style = sprintf( '<style>%s</style>',
			$styleOutput
		);

		$content = $style . $content;

		return $content;
	}

	/**
	 * Render the contents of the settings page in the admin.
	 *
	 * @access public
	 * @return void
	 * @since  1.0.0
	 */
	public function render_settings_page() {
		do_action( 'wpzoom_forms_admin_page' );
	}

	/**
	 * Render the contents of the upsell page in the admin.
	 *
	 * @access public
	 * @return void
	 * @since  1.0.0
	 */
	public function render_upsell_page() {
		do_action( 'wpzoom_forms_admin_page_upsell' );
	}

	/**
	 * Page header used on all admin pages.
	 *
	 * @access public
	 * @return void
	 * @since  1.0.0
	 */
	public function admin_page_header() {

		$current_page = get_current_screen()->id;

		if ( 'edit-wpzf-form' == $current_page || 'edit-wpzf-submission' == $current_page || 'wpzf-submission' == $current_page || 'wpzf-form_page_wpzf-settings' == $current_page || 'wpzf-form_page_wpzoom-forms-pro-license' == $current_page || 'wpzf-form_page_wpzf-upsell' == $current_page ) {
			?>
			<header class="wpzoom-new-admin-wrap wpzoom-new-admin_settings-header">
				<h1 class="wpzoom-new-admin_settings-main-title wp-heading">
					<?php
					echo apply_filters(
						'wpzf_admin-header-title',
						sprintf(
							__( 'WPZOOM Forms <small>Lite</small>', 'wpzoom-forms' )
						)
					);
					?>

					<span class="wpzoom-new-admin_settings-main-title-version">
						<?php 
							echo apply_filters( 
								'wpzf_admin-header-title-version', 
								sprintf( 
									esc_html__( 'v %s', 'wpzoom-forms' ),
									WPZOOM_FORMS_VERSION 
								) 
							);
						?>
					</span>
				</h1>

				<nav class="wpzoom-new-admin_settings-main-nav">
					<ul>
						<?php
						$pages = apply_filters(
							'wpzoom_forms_settings_menu_items',
							array(
								'edit-wpzf-form' => array(
									'name' => __( 'Forms', 'wpzoom-forms' ),
									'url'  => admin_url( 'edit.php?post_type=wpzf-form' ),
								),
								'edit-wpzf-submission' => array(
									'name'  => __( 'Submissions', 'wpzoom-forms' ),
									'url'   => admin_url( 'edit.php?post_type=wpzf-submission' ),
									'altid' => 'wpzf-submission'
								),
								'wpzf-form_page_wpzf-settings' => array(
									'name' => esc_html__( 'Settings', 'wpzoom-forms' ),
									'url'  => admin_url( 'edit.php?post_type=wpzf-form&page=wpzf-settings' ),
								),
								'wpzf-form_page_wpzf-upsell' => array(
									'name' => esc_html__( 'Upgrade to PRO', 'wpzoom-forms' ),
									'url'  => admin_url( 'edit.php?post_type=wpzf-form&page=wpzf-upsell' ),
								),
							)
						);

						foreach ( $pages as $id => $atts ) {
							printf(
								// translators: %1$s = possible class attribute, %2$s = page url, %3$s = page name.
								_x( '<li%1$s><a href="%2$s">%3$s</a></li>', 'Main menu page item', 'wpzoom-forms' ),
								( $current_page === $id || ( isset( $atts['altid'] ) && $current_page == $atts['altid'] ) ? ' class="active"' : '' ),
								esc_url( $atts['url'] ),
								esc_html( $atts['name'] )
							);
						}
						?>
					</ul>
				</nav>
			</header>
			<?php
		}

		if ( 'edit-wpzf-form' == $current_page || 'wpzf-form' == $current_page ) {
			$forms_count = wp_count_posts( 'wpzf-form' );

			if ( $forms_count->publish < 1 && $forms_count->draft < 1 && $forms_count->trash < 1 ) {
				?>
				<div class="wpzf_no-forms">
					<div class="left-column">
						<h3>
							<?php esc_html_e( 'Hi there!', 'wpzoom-forms' ); ?>
						</h3>

						<h2>
							<?php esc_html_e( 'It appears that you haven&rsquo;t made any forms yet.', 'wpzoom-forms' ); ?>
						</h2>

						<p>
							<?php esc_html_e( 'With WPZOOM Forms, you have the ability to create contact forms, surveys, and various other types of forms effortlessly and swiftly.', 'wpzoom-forms' ); ?>
						</p>

						<a href="<?php echo esc_url( admin_url( 'post-new.php?post_type=wpzf-form' ) ); ?>" class="button-primary wpzf-add-form-btn">
							<?php esc_html_e( 'Add new form', 'wpzoom-forms' ); ?>
						</a>
					</div>

					<div class="right-column">
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							<defs>
								<linearGradient id="g" x1="279.23" y1="322.708" x2="271.012" y2="285.385" gradientUnits="userSpaceOnUse">
									<stop stop-color="#FF928E" />
									<stop offset="1" stop-color="#FEB3B1" />
								</linearGradient>
								<linearGradient id="j" x1="292.659" y1="233.667" x2="273.411" y2="280.645" gradientUnits="userSpaceOnUse">
									<stop stop-color="#FF928E" />
									<stop offset="1" stop-color="#FEB3B1" />
								</linearGradient>
								<linearGradient id="o" x1="285.033" y1="237.355" x2="293.362" y2="257.803" gradientUnits="userSpaceOnUse">
									<stop stop-color="#FF928E" />
									<stop offset="1" stop-color="#FEB3B1" />
								</linearGradient>
								<linearGradient id="q" x1="-716.313" y1="340.056" x2="-703.14" y2="338.684" gradientUnits="userSpaceOnUse">
									<stop stop-color="#FF928E" />
									<stop offset="1" stop-color="#FEB3B1" />
								</linearGradient>
								<linearGradient id="t" x1="-715.046" y1="342.488" x2="-701.896" y2="341.119" gradientUnits="userSpaceOnUse">
									<stop stop-color="#FF928E" />
									<stop offset="1" stop-color="#FEB3B1" />
								</linearGradient>
								<linearGradient id="v" x1="352.794" y1="272.43" x2="310.594" y2="268.666" gradientUnits="userSpaceOnUse">
									<stop stop-color="#FF928E" />
									<stop offset="1" stop-color="#FEB3B1" />
								</linearGradient>
								<linearGradient id="y" x1="222.273" y1="156.367" x2="354.285" y2="289.941" gradientUnits="userSpaceOnUse">
									<stop stop-color="#B05B34" />
									<stop offset="1" stop-color="#3225BE" />
								</linearGradient>
							</defs>
						</svg>
					</div>
				</div>
				<?php
			}
		}
	}

	/**
	 * Page footer used on all admin pages.
	 *
	 * @access public
	 * @return void
	 * @since  1.0.0
	 */
	public function admin_page_footer() {
		$current_page = get_current_screen()->id;

		if ( 'edit-wpzf-form' == $current_page || 'wpzf-form' == $current_page || 'edit-wpzf-submission' == $current_page || 'wpzf-submission' == $current_page || 'wpzf-form_page_wpzf-settings' == $current_page || 'wpzf-form_page_wpzoom-forms-pro-license' == $current_page || 'wpzf-form_page_wpzf-upsell' == $current_page ) {
			?>
			<footer class="wpzoom-new-admin_settings-footer">
				<div class="wpzoom-new-admin_settings-footer-wrap">
					<h3 class="wpzoom-new-admin_settings-footer-logo">
						<a href="https://www.wpzoom.com/<?php echo $this->utm_source; ?>" target="_blank" title="<?php esc_html_e( 'WPZOOM - WordPress themes with modern features and professional support', 'wpzoom-forms' ); ?>">
							<?php _e( 'WPZOOM', 'wpzoom-forms' ); ?>
						</a>
					</h3>

					<ul class="wpzoom-new-admin_settings-footer-links">
						<li class="wpzoom-new-admin_settings-footer-links-themes">
							<a href="https://www.wpzoom.com/themes/<?php echo $this->utm_source; ?>" target="_blank" title="<?php _e( 'Check out our themes', 'wpzoom-forms' ); ?>">
								<?php _e( 'Our Themes', 'wpzoom-forms' ); ?>
							</a>
						</li>

                        <li class="wpzoom-new-admin_settings-footer-links-themes">
                            <a href="https://www.wpzoom.com/plugins/<?php echo $this->utm_source; ?>" target="_blank" title="<?php _e( 'Check out our plugins', 'wpzoom-forms' ); ?>">
                                <?php _e( 'Our Plugins', 'wpzoom-forms' ); ?>
                            </a>
                        </li>

						<li class="wpzoom-new-admin_settings-footer-links-blog">
							<a href="https://www.wpzoom.com/blog/" target="_blank" title="<?php _e( 'See the latest updates on our blog', 'wpzoom-forms' ); ?>">
								<?php _e( 'Blog', 'wpzoom-forms' ); ?>
							</a>
						</li>

                        <li class="wpzoom-new-admin_settings-footer-links-themes">
                            <a href="https://www.wpzoom.com/documentation/wpzoom-forms/" target="_blank" title="<?php _e( 'Documentation', 'wpzoom-forms' ); ?>">
                                <?php _e( 'Documentation', 'wpzoom-forms' ); ?>
                            </a>
                        </li>

						<li class="wpzoom-new-admin_settings-footer-links-support">
							<a href="https://www.wpzoom.com/support/" target="_blank" title="<?php _e( 'Get support', 'wpzoom-forms' ); ?>">
								<?php _e( 'Support', 'wpzoom-forms' ); ?>
							</a>
						</li>
					</ul>
				</div>
			</footer>
			<?php
		}
	}

	public function admin_body_class_filter( $classes ) {
		$current_page = get_current_screen()->id;

		if ( 'edit-wpzf-form' == $current_page || 'wpzf-form' == $current_page || 'edit-wpzf-submission' == $current_page || 'wpzf-submission' == $current_page || 'wpzf-form_page_wpzf-settings' == $current_page || 'wpzf-form_page_wpzoom-forms-pro-license' == $current_page || 'wpzf-form_page_wpzf-upsell' == $current_page ) {
			$classes .= ' wpzoom-new-admin';
		}

		$forms_count = wp_count_posts( 'wpzf-form' );

		if ( 'edit-wpzf-form' == $current_page && $forms_count->publish < 1 && $forms_count->draft < 1 && $forms_count->trash < 1 ) {
			$classes .= ' wpzf-no-forms';
		}

		return $classes;
	}

	/**
	 * Returns whether the given input is considered spam by checking it with Akismet.
	 *
	 * @since  1.0.4
	 * @access public
	 * @param  array  $input The input to check for spam.
	 * @return bool          Whether it is spam.
	 */
	public function not_spam( $input ) {

		if( is_callable( array( 'Akismet', 'get_api_key' ) ) && is_callable( array( 'Akismet', 'http_post' ) ) ) {

			$request    = array(
				'comment_type'         => 'contact-form',
				'comment_author'       => isset( $input['name'] ) ? $input['name'] : '',
				'comment_author_email' => isset( $input['from'] ) ? $input['from'] : '',
				'comment_author_url'   => isset( $input['url'] ) ? $input['url'] : '',
				'comment_content'      => isset( $input['message'] ) ? $input['message'] : '',
				'blog'                 => get_option( 'home' ),
				'user_ip'              => $this->get_remote_address(),
				// phpcs:disable WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
				'user_agent'           => isset( $_SERVER['HTTP_USER_AGENT'] ) ? wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) : null,
				'referrer'             => wp_get_referer() ? wp_get_referer() : null,
				// phpcs:enable WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
				'permalink'            => get_permalink(),
				'blog_lang'            => get_locale(),
				'blog_charset'         => get_bloginfo( 'charset' ),
				'user_role'            => Akismet::get_user_roles( get_current_user_id() ),
				'is_test'              => false,
			
			);

			$response = Akismet::http_post( build_query( $request ), 'comment-check' );

			if( ! empty( $response ) && isset( $response[1] ) && 'true' === trim( $response[1] ) ) {
				return false;
			}

		}

		return true;
	}

	/**
	 * Returns the remote address of the connected peer.
	 *
	 * @since  1.0.4
	 * @access public
	 * @return string The remote address, or empty string on failure.
	 */
	public function get_remote_address() {
		$server_variable_keys = array(
			'HTTP_CLIENT_IP',
			'HTTP_X_FORWARDED_FOR',
			'HTTP_X_FORWARDED',
			'HTTP_X_CLUSTER_CLIENT_IP',
			'HTTP_FORWARDED_FOR',
			'HTTP_FORWARDED',
			'REMOTE_ADDR'
		);

		foreach ( $server_variable_keys as $key ) {
			if ( array_key_exists( $key, $_SERVER ) === true ) {
				foreach ( array_map( 'trim', explode( ',', $_SERVER[ $key ] ) ) as $ip ) {
					if ( filter_var( $ip, FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE ) !== false ) {
						return $ip;
					}
				}
			}
		}

		return '';
	}

	/**
	 * Callback that is triggered when a form is submitted on the frontend.
	 *
	 * @access public
	 * @return void
	 * @since  1.0.0
	 */
	public function action_form_post() {
		$success = false;
		$url     = isset( $_POST['_wp_http_referer'] ) ? sanitize_text_field( wp_unslash( $_POST['_wp_http_referer'] ) ) : home_url();
		$form_id = -1;

		if ( isset( $_POST['_wpnonce'] ) && wp_verify_nonce( $_POST['_wpnonce'], 'wpzf_submit' ) ) {
			$form_id = isset( $_POST['form_id'] ) ? intval( $_POST['form_id'] ) : -1;
			$blocks  = parse_blocks( $form_id > -1 ? get_post_field( 'post_content', $form_id, 'raw' ) : '' );

			//Check if recaptcha is enabled and the form passes it's check
			if ( 'recaptcha' == WPZOOM_Forms_Settings::get( 'wpzf_global_captcha_service' ) ) {
				$captcha = false;
				$recaptchaType = WPZOOM_Forms_Settings::get( 'wpzf_global_captcha_type' );

				if ( isset( $_POST['g-recaptcha-response'] ) ) {
					$captcha = trim( sanitize_text_field( $_POST['g-recaptcha-response'] ) );
				}

				if( 'v3' == $recaptchaType && isset( $_POST['recaptcha_token'] ) ) {
					$captcha = trim( sanitize_text_field( $_POST['recaptcha_token'] ) );
				}
				

				if ( ! empty( $captcha ) ) {
					$recaptcha_v2_secret_key = esc_attr( sanitize_text_field( WPZOOM_Forms_Settings::get( 'wpzf_global_captcha_secret_key' ) ) );
					$recaptcha_v3_secret_key = esc_attr( sanitize_text_field( WPZOOM_Forms_Settings::get( 'wpzf_global_captcha_secret_key_v3' ) ) );
					$secret = false;
					if( 'v3' == $recaptchaType && ! empty( $recaptcha_v3_secret_key ) ) {
						$secret = trim($recaptcha_v3_secret_key);
					} else {
						$secret = trim($recaptcha_v2_secret_key);
					}

					if ( ! empty( $secret ) ) {
						$response = file_get_contents(
							sprintf(
								'https://www.google.com/recaptcha/api/siteverify?secret=%1$s&response=%2$s&remoteip=%3$s',
								$secret,
								$captcha,
								$_SERVER['REMOTE_ADDR']
							)
						);

						if ( false !== $response && ! empty( $response ) ) {
							$json = json_decode( $response );

							if( 'v3' == $recaptchaType ) { 
								if ( null !== $json && is_object( $json ) && true === $json->success && $json->score >= 0.5 ) {
									$captcha_check_passed = true;
								}
							}
							else {
								if ( null !== $json && is_object( $json ) && true === $json->success ) {
									$captcha_check_passed = true;
								}
							}

						}
					}
				}
			} elseif ('turnstile' == WPZOOM_Forms_Settings::get( 'wpzf_global_captcha_service' ) ) {
				$captcha_check_passed = false;
				
				$captcha = $_POST['cf-turnstile-response'];
				if(!empty($captcha)){
					$secret = trim( sanitize_text_field( WPZOOM_Forms_Settings::get( 'wpzf_global_turnstile_secret_key' ) ) );
					$ip = $_SERVER['REMOTE_ADDR'];

					$url_path = 'https://challenges.cloudflare.com/turnstile/v0/siteverify';
					$data = array(
						'secret' => $secret,
						'response' => $captcha,
						'remoteip' => $ip
					);

					$options = array(
						'http' => array(
							'method' => 'POST',
							'content' => http_build_query($data)
						)
					);
					$stream = stream_context_create($options);
					$result = file_get_contents($url_path, false, $stream);
					$result = json_decode($result, true);

					if(intval($result['success']) !== 1){
						$captcha_check_passed = false;
					} else {
						$captcha_check_passed = true;
					}
				}
			} else {
				$captcha_check_passed = true;
			}

			if ( $captcha_check_passed && count( $blocks ) > 0 ) {
				$clean_site_name    = sanitize_text_field( get_bloginfo( 'name' ) );
				$input_blocks   = $this->get_input_blocks( $blocks );
				$form_method    = get_post_meta( $form_id, '_form_method', true ) ?: 'email';
				$form_email     = get_post_meta( $form_id, '_form_email', true );
				$form_subject   = get_post_meta( $form_id, '_form_subject', true );
				$fallback_email = trim( get_option( 'admin_email' ) );
				$sendto         = sanitize_email( false !== $form_email && ! empty( $form_email ) && filter_var( $form_email, FILTER_VALIDATE_EMAIL ) ? $form_email : $fallback_email );

				if ( 'email' == $form_method || 'combined' == $form_method ) {
					$email_body = '<html>
						<head>
							<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
							<meta http-equiv="X-UA-Compatible" content="IE=edge">
							<meta name="viewport" content="width=device-width">

							<style type="text/css">
								body {
									-ms-text-size-adjust: 100%;height: 100%; line-height: 1.6;
									font-family: -apple-system, BlinkMacSystemFont, avenir next, avenir, segoe ui, helvetica neue, helvetica, Cantarell, Ubuntu, roboto, noto, arial, sans-serif;
								}
								a { color: #4477bd; }
								a:hover {
								color: #e2911a !important;
								}
								a:active {
								color: #0d3d62 !important;
								}
								p{
									margin:10px 0;
									padding:0;
									font-family: -apple-system, BlinkMacSystemFont, avenir next, avenir, segoe ui, helvetica neue, helvetica, Cantarell, Ubuntu, roboto, noto, arial, sans-serif;
								}
								table{
									border-collapse:collapse;
								}
								h1,h2,h3,h4,h5,h6{
									display:block;
									margin:0;
									padding:0;
								}
								img,a img{
									border:0;
									height:auto;
									outline:none;
									text-decoration:none;
								}
								body,#bodyTable,#bodyCell{
									height:100%;
									margin:0;
									padding:0;
								}
								#outlook a{
									padding:0;
								}
								img{
									-ms-interpolation-mode:bicubic;
								}
								table{
									mso-table-lspace:0pt;
									mso-table-rspace:0pt;
								}
								p,a,li,td,blockquote{
									mso-line-height-rule:exactly;
								}
								a[href^=tel],a[href^=sms]{
									color:inherit;
									cursor:default;
									text-decoration:none;
								}
								p,a,li,td,body,table,blockquote{
									-ms-text-size-adjust:100%;
									-webkit-text-size-adjust:100%;
								}
								a[x-apple-data-detectors]{
									color:inherit !important;
									text-decoration:none !important;
									font-size:inherit !important;
									font-family:inherit !important;
									font-weight:inherit !important;
									line-height:inherit !important;
								}
								@media only screen and (max-width: 480px){
									body,table,td,p,a,li,blockquote{
										-webkit-text-size-adjust:none !important;
									}
								}
								@media only screen and (max-width: 480px){
									body{
										width:100% !important;
										min-width:100% !important;
									}
								}
							</style>
						</head>
						<body style="height: 100%;margin: 0;padding: 0;width: 100%;-ms-text-size-adjust: 100%;-webkit-text-size-adjust: 100%;">
							<div style="font-family:-apple-system, BlinkMacSystemFont, avenir next, avenir, segoe ui, helvetica neue, helvetica, Cantarell, Ubuntu, roboto, noto, arial, sans-serif;box-sizing:border-box;font-size:14px;line-height:1.5;max-width:600px;overflow:visible;display:block;margin:0">
								<table width="100%" cellpadding="0" cellspacing="0" style="font-family:-apple-system, BlinkMacSystemFont, avenir next, avenir, segoe ui, helvetica neue, helvetica, Cantarell, Ubuntu, roboto, noto, arial, sans-serif;box-sizing:border-box;font-size:14px;line-height:1.5">
								<tbody>
								<tr style="font-family:-apple-system, BlinkMacSystemFont, avenir next, avenir, segoe ui, helvetica neue, helvetica, Cantarell, Ubuntu, roboto, noto, arial, sans-serif;box-sizing:border-box;font-size:14px;line-height:1.5">
									<td style="font-family:-apple-system, BlinkMacSystemFont, avenir next, avenir, segoe ui, helvetica neue, helvetica, Cantarell, Ubuntu, roboto, noto, arial, sans-serif;box-sizing:border-box;font-size:14px;line-height:1.5;vertical-align:top;color:#222222;padding:25px" valign="top">';
					$replyto = '';
					$sbj = '';
					$raw_content = array(
						'_wpzf_fields'  => array()
					);

					foreach ( $_REQUEST as $key => $value ) {
						if ( strpos( $key, 'wpzf_' ) === 0 ) {
							$id = substr( $key, 5 );
							$name = isset( $input_blocks[ $id ] ) ? $input_blocks[ $id ] : __( 'Unnamed Input', 'wpzoom-forms' );
							$value = is_array( $value ) ? implode( ', ', $value ) : $value;

                            if ( 'wpzf_replyto' == $key ) {
								$replyto = sanitize_text_field( $value );
								continue;
							} elseif ( 'wpzf_subject' == $key ) {
								$sbj = sanitize_text_field( $value );
								continue;
							}

							$email_body .= '<strong>' . wp_kses_post( wp_unslash( $name ) ) . ':</strong><br/>' . nl2br( wp_kses_post( wp_unslash( $value ) ) ) . '<br/><br/>';
							$raw_content['_wpzf_fields'][ $name ] = sanitize_textarea_field( $value );
						}
					}

					$fromaddr     = ! empty( $replyto ) && isset( $_REQUEST[ $replyto ] ) ? sanitize_email( $_REQUEST[ $replyto ] ) : $sendto;
					$cleanname    = sanitize_text_field( get_bloginfo( 'name' ) );
					$subjectline  = ! empty( $sbj ) && isset( $_REQUEST[ $sbj ] ) ? sanitize_text_field( wp_unslash( $_REQUEST[ $sbj ] ) ) : $form_subject;
					$subjectline .= sprintf( __( ' - %s', 'wpzoom-forms' ), $cleanname );

					$email_body   = '<html style="background-color:#f4f3f3;"><body style="background-color:#f4f3f3;padding:2em;"><div style="background-color:#ffffff;width:70%;padding:2em;border-radius:10px;">' . preg_replace( '/<br\/><br\/><hr\/><br\/>$/is', '', $email_body ) . '</div></body></html>';

					$headers      = sprintf(
						"Content-Type: text/html; charset=UTF-8\r\nFrom: %s <%s>\r\nReply-To: %s",
						$cleanname,
						$fromaddr,
						$fromaddr
					);

					$email_body  .= '</td>
								</tr>
								</tbody></table>
							</div>

							<div style="font-family:-apple-system, BlinkMacSystemFont, avenir next, avenir, segoe ui, helvetica neue, helvetica, Cantarell, Ubuntu, roboto, noto, arial, sans-serif;box-sizing:border-box;font-size:14px;line-height:1.5;max-width:600px;overflow:visible;display:block;margin:0">
								<table width="100%" cellpadding="0" cellspacing="0" style="font-family:&quot;Helvetica Neue&quot;,&quot;Helvetica&quot;,Helvetica,Arial,sans-serif;box-sizing:border-box;font-size:14px;line-height:1.5">
									<tbody><tr style="font-family:-apple-system, BlinkMacSystemFont, avenir next, avenir, segoe ui, helvetica neue, helvetica, Cantarell, Ubuntu, roboto, noto, arial, sans-serif;box-sizing:border-box;font-size:14px;line-height:1.5">
									<td style="font-family:-apple-system, BlinkMacSystemFont, avenir next, avenir, segoe ui, helvetica neue, helvetica, Cantarell, Ubuntu, roboto, noto, arial, sans-serif;box-sizing:border-box;font-size:14px;line-height:1.5;vertical-align:top;width:100%;clear:both;color:#777;border-top-width:1px;border-top-color:#d0d0d0;border-top-style:solid;padding:25px" valign="top">
										<p>Sent from <a href="' . esc_attr( get_bloginfo( 'url' ) ) . '">' . $cleanname . '</a> using the <strong>WPZOOM Forms</strong> plugin.</p>
										<br style="font-family:&quot;Helvetica Neue&quot;,&quot;Helvetica&quot;,Helvetica,Arial,sans-serif;box-sizing:border-box;font-size:14px;line-height:1.5">
									</td>
									</tr>
								</tbody></table>
							</div>
						</body>
					</html>';

					$details = array(
						'from'    => $fromaddr,
						'message' => $raw_content
					);

					if ( $this->not_spam( $details ) ) {
						$success = wp_mail( $sendto, $subjectline, $email_body, $headers );
					}
				} 
				if ( 'db' == $form_method || 'combined' == $form_method ) {
					$content = array(
						'_wpzf_form_id' => $form_id,
						'_wpzf_fields'  => array()
					);

					$replyto = '';
					$sbj = '';

					foreach ( $_REQUEST as $key => $value ) {
						if ( strpos( $key, 'wpzf_' ) === 0 ) {
							$id   = substr( $key, 5 );
							$name = isset( $input_blocks[ $id ] ) ? $input_blocks[ $id ] : __( 'Unnamed Input', 'wpzoom-forms' );
							$value = is_array( $value ) ? implode( ', ', $value ) : $value;

							if ( 'wpzf_replyto' == $key || 'wpzf_subject' == $key ) {
								if ( 'wpzf_replyto' == $key ) {
									$replyto = sanitize_text_field( $value );
								} elseif ( 'wpzf_subject' == $key ) {
									$sbj = sanitize_text_field( $value );
								}

								continue;
							}

							$content['_wpzf_fields'][ $name ] = sanitize_textarea_field( $value );
						}
					}

					$details = array(
						'from'    => '',
						'message' => $content
					);

					if ( ! empty( $replyto ) ) {
						$fromaddr = isset( $_REQUEST[ $replyto ] ) ? sanitize_email( $_REQUEST[ $replyto ] ) : $sendto;
						$details['from'] = $fromaddr;
					}

					if ( $this->not_spam( $details ) ) {
						$success = false !== $content && 0 < wp_insert_post( array(
							'post_type'      => 'wpzf-submission',
							'post_status'    => 'publish',
							'comment_status' => 'closed',
							'ping_status'    => 'closed',
							'post_title'     => __( 'Submission', 'wpzoom-forms' ),
							'post_author'    => 1,
							'post_category'  => array( 1 ),
							'post_content'   => __( 'Submission', 'wpzoom-forms' ),
							'meta_input'     => $content
						) );
					}
				}
			}
		}

		wp_safe_redirect(
			urldecode( add_query_arg( 'success', ( $success ? '1' : '0' ), $url ) ) .
			( $form_id > -1 ? '#wpzf-' . $form_id : '' )
		);

		exit;
	}

	/**
	 * Filters a hierarchical array of Gutenberg blocks to return just the blocks added by this plugin.
	 *
	 * @access public
	 * @param  array $blocks A hierarchical array of Gutenberg blocks.
	 * @return array
	 * @since  1.0.0
	 */
	public function get_input_blocks( $blocks ) {
		$found = array();

		if ( is_array( $blocks ) && count( $blocks ) > 0 ) {
			for ( $i = 0; $i < count( $blocks ); $i++ ) { 
				$block = $blocks[ $i ];

				if ( isset( $block['blockName'] ) &&
				     preg_match( '/^wpzoom\-forms\//i', $block['blockName'] ) &&
				     ! preg_match( '/(label|submit)\-field$/i', $block['blockName'] ) &&
				     isset( $block['attrs'] ) ) {
					$attrs = $block['attrs'];

					if ( array_key_exists( 'id', $attrs ) && array_key_exists( 'name', $attrs ) ) {
						$found[ $attrs['id'] ] = $attrs['name'];
					}
				}

				if ( isset( $block['innerBlocks'] ) ) {
					$found = array_merge( $found, $this->get_input_blocks( $block['innerBlocks'] ) );
				}
			}
		}

		return $found;
	}

	/**
	 * Returns the output for the form shortcode.
	 *
	 * @access public
	 * @param  array|string $atts    Shortcode attributes array or empty string.
	 * @param  string       $content The shortcode content, or null if not set.
	 * @param  string       $tag     The shortcode name.
	 * @return string                The shortcode output.
	 * @since  1.0.0
	 */
	public function shortcode_output( $atts, $content, $tag ) {
		$id     = is_array( $atts ) && array_key_exists( 'id', $atts ) ? intval( $atts['id'] ) : -1;
		$output = '';

		if ( $id > 0 ) {
			wp_enqueue_script( 'wpzoom-forms-js-frontend-formblock' );
			wp_enqueue_style( 'wpzoom-forms-css-frontend-formblock' );

			$output = $this->form_block_render( array( 'formId' => $id ) );
		}

		return $output;
	}
}

if( ! function_exists ( 'wpzoom_forms_load_files' ) ) {
	function wpzoom_forms_load_files() {

		//Load Settings Panel
		require_once 'classes/class-wpzoom-forms-settings-fields.php';
		require_once 'classes/class-wpzoom-forms-settings-page.php';
		require_once 'classes/class-wpzoom-forms-template-manager.php';
		require_once 'classes/class-wpzoom-forms-settings-upsell.php';
	
	}
	add_action( 'plugin_loaded', 'wpzoom_forms_load_files' );
}


/**
 * Check if the Elementor Page Builder is enabled load the widget
 */
if ( defined( 'ELEMENTOR_VERSION' ) && is_callable( 'Elementor\Plugin::instance' ) ) {
	require_once 'elementor/wpzoom-forms-elementor.php';
}