<?php if ( ! defined( 'ABSPATH' ) ) exit;

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class NF_THREE_Submenu

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{

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/**

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* (required) The slug name for the parent menu (or the file name of a standard WordPress admin page)

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*

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* @var string

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*/

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public $parent_slug = '';

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/**

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* (required) The text to be displayed in the title tags of the page when the menu is selected

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*

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* @var string

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*/

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public $page_title = 'Ninja Forms THREE';

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/**

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* (required) The on-screen name text for the menu

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*

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* @var string

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*/

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public $menu_title = 'Ninja Forms THREE';

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/**

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* (required) The capability required for this menu to be displayed to the user.

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*

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* @var string

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*/

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public $capability = 'manage_options';

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/**

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* (required) The slug name to refer to this menu by (should be unique for this menu).

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*

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* @var string

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*/

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public $menu_slug = 'ninja-forms-three';

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/**

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* (optional) The function that displays the page content for the menu page.

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*

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* @var string

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*/

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public $function = 'display';

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public $priority = 9001;

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/**

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* Constructor

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*

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* Translate text and add the 'admin_menu' action.

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*/

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public function __construct()

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{

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$this->menu_title = __( 'Update', 'ninja-forms' );

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$this->page_title = __( 'Update to Ninja Forms THREE', 'ninja-forms' );

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$this->capability = apply_filters( 'submenu_' . $this->menu_slug . '_capability', $this->capability );

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add_action( 'admin_menu', array( $this, 'register' ), $this->priority );

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add_action( 'wp_ajax_ninja_forms_upgrade_check', array( $this, 'upgrade_check' ) );

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add_filter( 'nf_general_settings_advanced', array( $this, 'settings_upgrade_button' ) );

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}

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/**

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* Register the menu page.

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*/

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public function register()

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{

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if( ! ninja_forms_three_addons_version_check() ) return;

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if( ! ninja_forms_three_addons_check() ){

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// Hide the submenu

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$this->parent_slug = '';

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}

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$function = ( $this->function ) ? array( $this, $this->function ) : NULL;

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add_submenu_page(

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$this->parent_slug,

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$this->page_title,

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$this->menu_title,

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$this->capability,

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$this->menu_slug,

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$function

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);

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}

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/**

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* Display the menu page.

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*/

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public function display()

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{

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global $ninja_forms_tabs_metaboxes;

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$addon_installed = false;

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if ( isset ( $ninja_forms_tabs_metaboxes['ninja-forms-settings']['license_settings']['license_settings']['settings'] ) ) {

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if ( 0 < count( $ninja_forms_tabs_metaboxes['ninja-forms-settings']['license_settings']['license_settings']['settings'] ) ) {

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$addon_installed = true;

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}

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}

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$is_opted_in = get_option( 'ninja_forms_allow_tracking', false );

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$is_opted_out = get_option( 'ninja_forms_do_not_allow_tracking', false );

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if ( ! $addon_installed && ( ! $is_opted_in || $is_opted_out ) ) {

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$opted_in = 0;

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} else {

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$opted_in = 1;

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}

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$all_forms = Ninja_Forms()->forms()->get_all();

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wp_enqueue_style( 'ninja-forms-three-upgrade-styles', plugin_dir_url(__FILE__) . 'upgrade.css' );

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wp_enqueue_style( 'ninja-forms-three-upgrade-jbox', plugin_dir_url(__FILE__) . 'jBox.css' );

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wp_enqueue_script( 'ninja-forms-three-upgrade', plugin_dir_url(__FILE__) . 'upgrade.js', array( 'jquery', 'wp-util' ), '', TRUE );

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wp_enqueue_script( 'ninja-forms-three-upgrade-jbox', plugin_dir_url(__FILE__) . 'jBox.min.js', array( 'jquery', 'wp-util' ), '', TRUE );

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$nonce = wp_create_nonce( 'ninja_forms_upgrade_nonce' );

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wp_localize_script( 'ninja-forms-three-upgrade', 'nfThreeUpgrade', array(

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'forms' => $all_forms,

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'redirectURL' => admin_url( 'admin.php?page=ninja-forms&nf-switcher=upgrade&security=' . $nonce ),

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'optedIn' => $opted_in,

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'nonce' => $nonce,

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) );

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include plugin_dir_path( __FILE__ ) . 'tmpl-submenu.html.php';

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}

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public function upgrade_check()

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{

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if( ! isset( $_POST[ 'formID' ] ) ) $this->respond( array( 'error' => 'Form ID not found.' ) );

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$form_id = absint( $_POST[ 'formID' ] );

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$can_upgrade = TRUE;

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$fields = Ninja_Forms()->form( $form_id )->fields;

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$settings = Ninja_Forms()->form( $form_id )->get_all_settings();

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foreach( $fields as $field ){

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if( '_calc' == $field[ 'type' ] ){

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// $can_upgrade = FALSE;

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}

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}

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$this->respond( array(

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'id' => $form_id,

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'title' => $settings[ 'form_title' ],

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'canUpgrade' => $can_upgrade

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) );

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}

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private function respond( $response = array() )

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{

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echo wp_json_encode( $response );

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wp_die(); // this is required to terminate immediately and return a proper response

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}

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public function settings_upgrade_button( $settings )

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{

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$settings['update_to_three'] = array(

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'name' => 'update_to_three',

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'type' => '',

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'label' => __('Ninja Forms THREE', 'ninja-forms'),

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'display_function' => array($this, 'settings_upgrade_button_display'),

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'desc' => __('Upgrade to the Ninja Forms THREE.', 'ninja-forms')

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);

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return $settings;

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}

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public function settings_upgrade_button_display()

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{

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include plugin_dir_path( __FILE__ ) . 'tmpl-settings-upgrade-button.html.php';

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}

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}

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new NF_THREE_Submenu();

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