<?php

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namespace WPForms\Admin\Builder;

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use WP_Query;

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/**

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* Templates class.

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*

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* @since 1.6.8

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*/

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class Templates {

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/**

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* Templates hash option.

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*

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* @since 1.8.6

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*

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* @var string

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*/

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const TEMPLATES_HASH_OPTION = 'wpforms_templates_hash';

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/**

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* Favorite templates option.

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*

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* @since 1.7.7

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*

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* @var string

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*/

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const FAVORITE_TEMPLATES_OPTION = 'wpforms_favorite_templates';

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/**

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* All templates data from API.

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*

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* @since 1.6.8

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*

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* @var array

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*/

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private $api_templates;

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/**

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* Template categories data.

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*

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* @since 1.6.8

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*

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* @var array

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*/

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private $categories;

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/**

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* Template subcategories data.

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*

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* @since 1.8.4

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*

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* @var array

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*/

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private $subcategories;

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/**

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* License data.

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*

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* @since 1.6.8

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*

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* @var array

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*/

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private $license;

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/**

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* All licenses list.

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*

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* @since 1.6.8

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*

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* @var array

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*/

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private $all_licenses;

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/**

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* Favorite templates list.

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*

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* @since 1.8.6

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*

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* @var array

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*/

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private $favorits_list;

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/**

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* Templates hash.

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*

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* @since 1.8.6

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*

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* @var string

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*/

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private $hash;

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/**

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* Determine if the class is allowed to load.

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*

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* @since 1.6.8

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*

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* @return bool

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*/

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private function allow_load() {

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$has_permissions = wpforms_current_user_can( [ 'create_forms', 'edit_forms' ] );

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$allowed_requests = wpforms_is_admin_ajax() || wpforms_is_admin_page( 'builder' ) || wpforms_is_admin_page( 'templates' );

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$allow = $has_permissions && $allowed_requests;

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/**

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* Whether to allow the form templates functionality to load.

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*

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* @since 1.7.2

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*

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* @param bool $allow True or false.

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*/

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return (bool) apply_filters( 'wpforms_admin_builder_templates_allow_load', $allow );

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}

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/**

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* Initialize class.

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*

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* @since 1.6.8

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*/

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public function init() {

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if ( ! $this->allow_load() ) {

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return;

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}

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$this->init_license_data();

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$this->init_templates_data();

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$this->hooks();

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}

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/**

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* Hooks.

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*

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* @since 1.6.8

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*/

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protected function hooks() {

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add_action( 'admin_init', [ $this, 'create_form_on_request' ], 100 );

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add_filter( 'wpforms_form_templates_core', [ $this, 'add_templates_to_setup_panel' ], 20 );

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add_filter( 'wpforms_create_form_args', [ $this, 'apply_to_new_form' ], 10, 2 );

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add_filter( 'wpforms_save_form_args', [ $this, 'apply_to_existing_form' ], 10, 3 );

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add_action( 'admin_print_scripts', [ $this, 'upgrade_banner_template' ] );

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add_action( 'admin_enqueue_scripts', [ $this, 'enqueues' ] );

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add_action( 'wp_ajax_wpforms_templates_favorite', [ $this, 'ajax_save_favorites' ] );

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add_filter( 'wpforms_form_templates', [ $this, 'add_addons_templates' ] );

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}

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/**

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* Enqueue assets for the Setup panel.

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*

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* @since 1.7.7

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*/

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public function enqueues() {

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$min = wpforms_get_min_suffix();

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wp_enqueue_script(

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'listjs',

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WPFORMS_PLUGIN_URL . 'assets/lib/list.min.js',

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[ 'jquery' ],

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'2.3.0'

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);

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wp_enqueue_script(

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'wpforms-form-templates',

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WPFORMS_PLUGIN_URL . "assets/js/admin/builder/form-templates{$min}.js",

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[ 'listjs' ],

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WPFORMS_VERSION,

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true

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);

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$strings = [

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'ajaxurl' => admin_url( 'admin-ajax.php' ),

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'admin_nonce' => wp_create_nonce( 'wpforms-admin' ),

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'nonce' => wp_create_nonce( 'wpforms-form-templates' ),

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'can_install_addons' => wpforms_can_install( 'addon' ),

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'activating' => esc_html__( 'Activating', 'wpforms-lite' ),

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'cancel' => esc_html__( 'Cancel', 'wpforms-lite' ),

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'heads_up' => esc_html__( 'Heads Up!', 'wpforms-lite' ),

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'install_confirm' => esc_html__( 'Install and activate', 'wpforms-lite' ),

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'ok' => esc_html__( 'Ok', 'wpforms-lite' ),

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'template_addons_error' => esc_html__( 'Could not install OR activate all the required addons. Please download from wpforms.com and install them manually. Would you like to use the template anyway?', 'wpforms-lite' ),

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'use_template' => esc_html__( 'Yes, use template', 'wpforms-lite' ),

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'delete_template' => esc_html__( 'Yes, Delete', 'wpforms-lite' ),

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'delete_template_title' => esc_html__( 'Delete Form Template', 'wpforms-lite' ),

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'delete_template_content' => esc_html__( 'Are you sure you want to delete this form template? This cannot be undone.', 'wpforms-lite' ),

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];

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if ( $strings['can_install_addons'] ) {

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/* translators: %1$s - template name, %2$s - addon name(s). */

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$strings['template_addon_prompt'] = esc_html( sprintf( __( 'The %1$s template requires the %2$s. Would you like to install and activate it?', 'wpforms-lite' ), '%template%', '%addons%' ) );

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/* translators: %1$s - template name, %2$s - addon name(s). */

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$strings['template_addons_prompt'] = esc_html( sprintf( __( 'The %1$s template requires the %2$s. Would you like to install and activate all the required addons?', 'wpforms-lite' ), '%template%', '%addons%' ) );

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} else {

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/* translators: %s - addon name(s). */

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$strings['template_addon_prompt'] = esc_html( sprintf( __( "To use all of the features in this template, you'll need the %s. Contact your site administrator to install it, then try opening this template again.", 'wpforms-lite' ), '%addons%' ) );

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/* translators: %s - addon name(s). */

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$strings['template_addons_prompt'] = esc_html( sprintf( __( "To use all of the features in this template, you'll need the %s. Contact your site administrator to install them, then try opening this template again.", 'wpforms-lite' ), '%addons%' ) );

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}

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wp_localize_script(

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'wpforms-form-templates',

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'wpforms_form_templates',

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$strings

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);

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wp_localize_script(

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'wpforms-form-templates',

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'wpforms_addons',

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$this->get_localized_addons()

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);

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}

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/**

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* Get localized addons.

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*

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* @since 1.8.2

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*

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* @return array

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*/

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private function get_localized_addons() {

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return wpforms_chain( wpforms()->get( 'addons' )->get_available() )

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->map(

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static function( $addon ) {

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return [

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'title' => $addon['title'],

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'action' => $addon['action'],

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'url' => $addon['url'],

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];

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}

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)

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->value();

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}

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/**

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* Init license data.

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*

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* @since 1.6.8

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*/

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private function init_license_data() {

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$this->all_licenses = [ 'lite', 'basic', 'plus', 'pro', 'elite', 'agency', 'ultimate' ];

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// User license data.

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$this->license['key'] = wpforms_get_license_key();

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$this->license['type'] = wpforms_get_license_type();

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$this->license['type'] = in_array( $this->license['type'], [ 'agency', 'ultimate' ], true ) ? 'elite' : $this->license['type'];

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$this->license['type'] = empty( $this->license['type'] ) ? 'lite' : $this->license['type'];

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$this->license['index'] = array_search( $this->license['type'], $this->all_licenses, true );

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}

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/**

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* Init templates and categories data.

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*

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* @since 1.6.8

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*/

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private function init_templates_data() {

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// Get cached templates data.

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$cache_data = wpforms()->get( 'builder_templates_cache' )->get();

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$templates_all = ! empty( $cache_data['templates'] ) ? $this->sort_templates_by_created_at( $cache_data['templates'] ) : [];

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$this->categories = ! empty( $cache_data['categories'] ) ? $cache_data['categories'] : [];

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$this->subcategories = ! empty( $cache_data['subcategories'] ) ? $cache_data['subcategories'] : [];

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// Higher priority templates slugs.

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// These remote templates are the replication of the default templates,

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// which were previously included with the WPForms plugin.

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$higher_templates_slugs = [

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'simple-contact-form-template',

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'request-a-quote-form-template',

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'donation-form-template',

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'billing-order-form-template',

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'newsletter-signup-form-template',

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'suggestion-form-template',

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];

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$templates_higher = [];

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$templates_access = [];

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$templates_denied = [];

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/**

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* The form template was moved to wpforms/includes/templates/class-simple-contact-form.php file.

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*

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* @since 1.7.5.3

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*/

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unset( $templates_all['simple-contact-form-template'] );

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foreach ( $templates_all as $i => $template ) {

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$template['has_access'] = $this->has_access( $template );

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$template['favorite'] = $this->is_favorite( $i );

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$template['license'] = $this->get_license_level( $template );

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$template['source'] = 'wpforms-api';

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$template['categories'] = ! empty( $template['categories'] ) ? array_keys( $template['categories'] ) : [];

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$is_higher = in_array( $i, $higher_templates_slugs, true );

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if ( $template['has_access'] ) {

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if ( $is_higher ) {

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$templates_higher[ $i ] = $template;

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} else {

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$templates_access[ $i ] = $template;

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}

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} else {

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if ( $is_higher ) {

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$templates_denied = array_merge( [ $i => $template ], $templates_denied );

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} else {

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$templates_denied[ $i ] = $template;

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}

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}

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}

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// Sort higher priority templates according to the slugs order.

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$templates_higher = array_replace( array_flip( $higher_templates_slugs ), $templates_higher );

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$templates_higher = array_filter( $templates_higher, 'is_array' );

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// Finally, merge templates from API.

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$this->api_templates = array_merge( $templates_higher, $templates_access, $templates_denied );

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}

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/**

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* Sort templates by their created_at value in ascending order.

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*

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* @since 1.8.4

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*

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* @param array $templates Templates to be sorted.

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*

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* @return array Sorted templates.

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*/

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private function sort_templates_by_created_at( array $templates ): array {

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uasort(

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$templates,

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static function ( $template_a, $template_b ) {

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if ( $template_a['created_at'] === $template_b['created_at'] ) {

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return 0;

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}

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return $template_a['created_at'] < $template_b['created_at'] ? -1 : 1;

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}

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);

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return $templates;

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}

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/**

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* Determine if user's license level has access to the template.

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*

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* @since 1.6.8

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*

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* @param array $template Template data.

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*

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* @return bool

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*/

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private function has_access( $template ) {

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if ( ! empty( $template['has_access'] ) ) {

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return true;

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}

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$template_licenses = empty( $template['license'] ) ? [] : array_map( 'strtolower', (array) $template['license'] );

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$has_access = true;

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foreach ( $template_licenses as $template_license ) {

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$has_access = $this->license['index'] >= array_search( $template_license, $this->all_licenses, true );

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if ( $has_access ) {

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break;

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}

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}

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return $has_access;

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}

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/**

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* Get favorites templates list.

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*

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* @since 1.7.7

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*

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* @param bool $all Optional. True for getting all favorites lists. False by default.

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*

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* @return array

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*/

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public function get_favorites_list( $all = false ) {

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$favorites_list = (array) get_option( self::FAVORITE_TEMPLATES_OPTION, [] );

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if ( $all ) {

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return $favorites_list;

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}

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$user_id = get_current_user_id();

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return isset( $favorites_list[ $user_id ] ) ? $favorites_list[ $user_id ] : [];

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}

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/**

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* Update favorites templates list.

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*

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* @since 1.8.6

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*/

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public function update_favorites_list() {

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$this->favorits_list = $this->get_favorites_list();

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}

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/**

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* Determine if template is marked as favorite.

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*

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* @since 1.7.7

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*

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* @param string $template_slug Template slug.

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*

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* @return bool

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*/

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public function is_favorite( $template_slug ) {

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if ( ! $this->favorits_list ) {

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$this->update_favorites_list();

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}

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return isset( $this->favorits_list[ $template_slug ] );

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}

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/**

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* Save favorites templates.

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*

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* @since 1.7.7

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*/

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public function ajax_save_favorites() {

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if ( ! check_ajax_referer( 'wpforms-form-templates', 'nonce', false ) ) {

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wp_send_json_error();

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}

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if ( ! isset( $_POST['slug'], $_POST['favorite'] ) ) {

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wp_send_json_error();

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}

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$favorites = $this->get_favorites_list( true );

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$user_id = get_current_user_id();

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$template_slug = sanitize_text_field( wp_unslash( $_POST['slug'] ) );

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$is_favorite = sanitize_key( $_POST['favorite'] ) === 'true';

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$is_exists = isset( $favorites[ $user_id ][ $template_slug ] );

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if ( $is_favorite && $is_exists ) {

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wp_send_json_success();

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}

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if ( $is_favorite ) {

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$favorites[ $user_id ][ $template_slug ] = true;

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} elseif ( $is_exists ) {

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unset( $favorites[ $user_id ][ $template_slug ] );

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}

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update_option( self::FAVORITE_TEMPLATES_OPTION, $favorites );

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// Update and save the template content cache.

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wpforms()->get( 'builder_templates_cache' )->wipe_content_cache();

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wp_send_json_success();

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}

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/**

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* Determine if the template exists and the customer has access to it.

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*

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* @since 1.7.5.3

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*

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* @param string $slug Template slug or ID.

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*

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* @return bool

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*/

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public function is_valid_template( $slug ) {

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$template = $this->get_template_by_id( $slug );

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if ( ! $template ) {

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return ! empty( $this->get_template_by_slug( $slug ) );

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}

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$has_cache = wpforms()->get( 'builder_template_single' )->instance( $template['id'], $this->license )->get();

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return $this->has_access( $template ) && $has_cache;

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}

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/**

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* Determine license level of the template.

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*

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* @since 1.6.8

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*

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* @param array $template Template data.

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*

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